diff options
180 files changed, 7186 insertions, 1685 deletions
diff --git a/configure.in b/configure.in index be169b8428..008fa38632 100644 --- a/configure.in +++ b/configure.in @@ -416,7 +416,7 @@ AC_SUBST(NATIVE_LIBS_ENABLED) rm -f $ERL_TOP/lib/SKIP-APPLICATIONS for app in `cd lib && ls -d *`; do var=`eval echo \\$with_$app` - if test X${var} == Xno; then + if test X${var} = Xno; then echo "$app" >> $ERL_TOP/lib/SKIP-APPLICATIONS fi done diff --git a/erts/configure.in b/erts/configure.in index 766e35fb2b..9864d03cde 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -2109,6 +2109,17 @@ AC_CHECK_FUNCS([ieee_handler fpsetmask finite isnan isinf res_gethostbyname dlop flockfile fstat strlcpy strlcat setsid posix2time time2posix \ setlocale nl_langinfo poll mlockall]) +AC_MSG_CHECKING([for isfinite]) +AC_TRY_LINK([#include <math.h>], + [isfinite(0);], have_isfinite=yes, have_isfinite=no), + +if test $have_isfinite = yes; then + AC_DEFINE(HAVE_ISFINITE,[1], + [Define to 1 if you have the `isfinite' function.]) + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi case X$erl_xcomp_posix_memalign in Xno) ;; @@ -4817,7 +4828,7 @@ AH_BOTTOM([ #define HAVE_GETHRVTIME #endif -#ifndef HAVE_FINITE +#if !defined(HAVE_ISFINITE) && !defined(HAVE_FINITE) # if defined(HAVE_ISINF) && defined(HAVE_ISNAN) # define USE_ISINF_ISNAN # endif diff --git a/erts/doc/src/crash_dump.xml b/erts/doc/src/crash_dump.xml index d3de29b876..2b5fc877c3 100644 --- a/erts/doc/src/crash_dump.xml +++ b/erts/doc/src/crash_dump.xml @@ -115,8 +115,9 @@ sockets/pipes can be used simultaneously by Erlang (due to limitations in the Unix <c><![CDATA[select]]></c> call). The number of open regular files is not affected by this.</item> - <item>"Received SIGUSR1" - The SIGUSR1 signal was sent to the - Erlang machine (Unix only).</item> + <item>"Received SIGUSR1" - Sending the SIGUSR1 signal to a + Erlang machine (Unix only) forces a crash dump. This slogan reflects + that the Erlang machine crash-dumped due to receiving that signal.</item> <item>"Kernel pid terminated (<em>Who</em>) (<em>Exit-reason</em>)" - The kernel supervisor has detected a failure, usually that the <c><![CDATA[application_controller]]></c> diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index f856b9ab86..16000191dc 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -525,7 +525,8 @@ core dump and no crash dump if an internal error is detected.</p> <p>Calling <c>erlang:halt/1</c> with a string argument will still - produce a crash dump.</p> + produce a crash dump. On Unix systems, sending an emulator process + a SIGUSR1 signal will also force a crash dump.</p> </item> <tag><marker id="+e"><c><![CDATA[+e Number]]></c></marker></tag> <item> @@ -1141,6 +1142,23 @@ <p>For more information, see <seealso marker="erlang#system_info_cpu_topology">erlang:system_info(cpu_topology)</seealso>.</p> </item> + <tag><marker id="+secio"><c>+secio true|false</c></marker></tag> + <item> + <p>Enable or disable eager check I/O scheduling. The default + is currently <c>true</c>. The default was changed from <c>false</c> + to <c>true</c> as of erts version 7.0. The behaviour before this + flag was introduced corresponds to <c>+secio false</c>.</p> + <p>The flag effects when schedulers will check for I/O + operations possible to execute, and when such I/O operations + will execute. As the name of the parameter implies, + schedulers will be more eager to check for I/O when + <c>true</c> is passed. This however also implies that + execution of outstanding I/O operation will not be + prioritized to the same extent as when <c>false</c> is + passed.</p> + <p><seealso marker="erlang#system_info_eager_check_io"><c>erlang:system_info(eager_check_io)</c></seealso> + returns the value of this parameter used when starting the VM.</p> + </item> <tag><marker id="+sfwi"><c>+sfwi Interval</c></marker></tag> <item> <p>Set scheduler forced wakeup interval. All run queues will diff --git a/erts/doc/src/erl_driver.xml b/erts/doc/src/erl_driver.xml index 4a1aab75c7..77fc906aca 100644 --- a/erts/doc/src/erl_driver.xml +++ b/erts/doc/src/erl_driver.xml @@ -2033,7 +2033,8 @@ ERL_DRV_MAP int sz entry function is called. If <c>ready_async</c> is null in the driver entry, the <c>async_free</c> function is called instead.</p> - <p>The return value is a handle to the asynchronous task.</p> + <p>The return value is -1 if the <c>driver_async</c> call + fails.</p> <note> <p>As of erts version 5.5.4.3 the default stack size for threads in the async-thread pool is 16 kilowords, diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 97fe6d2915..226f2c0150 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -5789,6 +5789,7 @@ ok <name name="system_info" arity="1" clause_i="52"/> <name name="system_info" arity="1" clause_i="53"/> <name name="system_info" arity="1" clause_i="54"/> + <name name="system_info" arity="1" clause_i="55"/> <fsummary>Information about the system</fsummary> <desc> <p>Returns various information about the current system @@ -5984,6 +5985,16 @@ ok The return value will always be <c>false</c> since the elib_malloc allocator has been removed.</p> </item> + <tag><marker id="system_info_eager_check_io"><c>eager_check_io</c></marker></tag> + <item> + <p> + Returns the value of the <c>erl</c> + <seealso marker="erl#+secio">+secio</seealso> command line + flag which is either <c>true</c> or <c>false</c>. See the + documentation of the command line flag for information about + the different values. + </p> + </item> <tag><c>ets_limit</c></tag> <item> <p>Returns the maximum number of ETS tables allowed. This limit diff --git a/erts/doc/src/match_spec.xml b/erts/doc/src/match_spec.xml index 334b47d34c..b4cc8e9f78 100644 --- a/erts/doc/src/match_spec.xml +++ b/erts/doc/src/match_spec.xml @@ -76,22 +76,26 @@ { GuardFunction, ConditionExpression, ... } </item> <item>BoolFunction ::= <c><![CDATA[is_atom]]></c> | - <c><![CDATA[is_float]]></c> | <c><![CDATA[is_integer]]></c> | <c><![CDATA[is_list]]></c> | - <c><![CDATA[is_number]]></c> | <c><![CDATA[is_pid]]></c> | <c><![CDATA[is_port]]></c> | - <c><![CDATA[is_reference]]></c> | <c><![CDATA[is_tuple]]></c> | <c><![CDATA[is_binary]]></c> | - <c><![CDATA[is_function]]></c> | <c><![CDATA[is_record]]></c> | <c><![CDATA[is_seq_trace]]></c> | - <c><![CDATA['and']]></c> | <c><![CDATA['or']]></c> | <c><![CDATA['not']]></c> | <c><![CDATA['xor']]></c> | - <c><![CDATA[andalso]]></c> | <c><![CDATA[orelse]]></c></item> + <c><![CDATA[is_float]]></c> | <c><![CDATA[is_integer]]></c> | + <c><![CDATA[is_list]]></c> | <c><![CDATA[is_number]]></c> | + <c><![CDATA[is_pid]]></c> | <c><![CDATA[is_port]]></c> | + <c><![CDATA[is_reference]]></c> | <c><![CDATA[is_tuple]]></c> | + <c><![CDATA[is_map]]></c> | <c><![CDATA[is_binary]]></c> | + <c><![CDATA[is_function]]></c> | <c><![CDATA[is_record]]></c> | + <c><![CDATA[is_seq_trace]]></c> | <c><![CDATA['and']]></c> | + <c><![CDATA['or']]></c> | <c><![CDATA['not']]></c> | + <c><![CDATA['xor']]></c> | <c><![CDATA[andalso]]></c> | + <c><![CDATA[orelse]]></c></item> <item>ConditionExpression ::= ExprMatchVariable | { GuardFunction } | { GuardFunction, ConditionExpression, ... } | TermConstruct </item> <item>ExprMatchVariable ::= MatchVariable (bound in the MatchHead) | <c><![CDATA['$_']]></c> | <c><![CDATA['$$']]></c></item> - <item>TermConstruct = {{}} | {{ ConditionExpression, ... }} | - <c><![CDATA[[]]]></c> | [ConditionExpression, ...] | NonCompositeTerm | Constant - </item> - <item>NonCompositeTerm ::= term() (not list or tuple) - </item> + <item>TermConstruct = {{}} | {{ ConditionExpression, ... }} | + <c><![CDATA[[]]]></c> | [ConditionExpression, ...] | + <c><![CDATA[#{}]]></c> | #{term() => ConditionExpression, ...} | + NonCompositeTerm | Constant</item> + <item>NonCompositeTerm ::= term() (not list or tuple or map)</item> <item>Constant ::= {<c><![CDATA[const]]></c>, term()} </item> <item>GuardFunction ::= BoolFunction | <c><![CDATA[abs]]></c> | @@ -134,22 +138,26 @@ { GuardFunction, ConditionExpression, ... } </item> <item>BoolFunction ::= <c><![CDATA[is_atom]]></c> | - <c><![CDATA[is_float]]></c> | <c><![CDATA[is_integer]]></c> | <c><![CDATA[is_list]]></c> | - <c><![CDATA[is_number]]></c> | <c><![CDATA[is_pid]]></c> | <c><![CDATA[is_port]]></c> | - <c><![CDATA[is_reference]]></c> | <c><![CDATA[is_tuple]]></c> | <c><![CDATA[is_binary]]></c> | - <c><![CDATA[is_function]]></c> | <c><![CDATA[is_record]]></c> | <c><![CDATA[is_seq_trace]]></c> | - <c><![CDATA['and']]></c> | <c><![CDATA['or']]></c> | <c><![CDATA['not']]></c> | <c><![CDATA['xor']]></c> | - <c><![CDATA[andalso]]></c> | <c><![CDATA[orelse]]></c></item> + <c><![CDATA[is_float]]></c> | <c><![CDATA[is_integer]]></c> | + <c><![CDATA[is_list]]></c> | <c><![CDATA[is_number]]></c> | + <c><![CDATA[is_pid]]></c> | <c><![CDATA[is_port]]></c> | + <c><![CDATA[is_reference]]></c> | <c><![CDATA[is_tuple]]></c> | + <c><![CDATA[is_map]]></c> | <c><![CDATA[is_binary]]></c> | + <c><![CDATA[is_function]]></c> | <c><![CDATA[is_record]]></c> | + <c><![CDATA[is_seq_trace]]></c> | <c><![CDATA['and']]></c> | + <c><![CDATA['or']]></c> | <c><![CDATA['not']]></c> | + <c><![CDATA['xor']]></c> | <c><![CDATA[andalso]]></c> | + <c><![CDATA[orelse]]></c></item> <item>ConditionExpression ::= ExprMatchVariable | { GuardFunction } | { GuardFunction, ConditionExpression, ... } | TermConstruct </item> <item>ExprMatchVariable ::= MatchVariable (bound in the MatchHead) | <c><![CDATA['$_']]></c> | <c><![CDATA['$$']]></c></item> <item>TermConstruct = {{}} | {{ ConditionExpression, ... }} | - <c><![CDATA[[]]]></c> | [ConditionExpression, ...] | NonCompositeTerm | Constant - </item> - <item>NonCompositeTerm ::= term() (not list or tuple) - </item> + <c><![CDATA[[]]]></c> | [ConditionExpression, ...] | #{} | + #{term() => ConditionExpression, ...} | NonCompositeTerm | + Constant</item> + <item>NonCompositeTerm ::= term() (not list or tuple or map)</item> <item>Constant ::= {<c><![CDATA[const]]></c>, term()} </item> <item>GuardFunction ::= BoolFunction | <c><![CDATA[abs]]></c> | @@ -172,9 +180,10 @@ <title>Functions allowed in all types of match specifications</title> <p>The different functions allowed in <c><![CDATA[match_spec]]></c> work like this: </p> - <p><em>is_atom, is_float, is_integer, is_list, is_number, is_pid, is_port, is_reference, is_tuple, is_binary, is_function: </em> Like the corresponding guard tests in - Erlang, return <c><![CDATA[true]]></c> or <c><![CDATA[false]]></c>. - </p> + <p><em>is_atom, is_float, is_integer, is_list, is_number, is_pid, is_port, + is_reference, is_tuple, is_map, is_binary, is_function:</em> Like the + corresponding guard tests in Erlang, return <c><![CDATA[true]]></c> or + <c><![CDATA[false]]></c>.</p> <p><em>is_record: </em>Takes an additional parameter, which SHALL be the result of <c><![CDATA[record_info(size, <record_type>)]]></c>, like in <c><![CDATA[{is_record, '$1', rectype, record_info(size, rectype)}]]></c>. diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 743369951f..7bc39fd351 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -30,6 +30,31 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 6.2.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix bug when an migrated empty memory carrier is reused + just before it should be destroyed by the thread that + created it.</p> + <p> + Own Id: OTP-12249</p> + </item> + <item> + <p> + Repair run_erl terminal window size adjustment sent from + to_erl. This was broken in OTP 17.0 which could lead to + strange cursor behaviour in the to_erl shell.</p> + <p> + Own Id: OTP-12275 Aux Id: seq12739 </p> + </item> + </list> + </section> + +</section> + <section><title>Erts 6.2</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index 7145824f91..53fc7bd713 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -112,18 +112,24 @@ NO_INLINE_FUNCTIONS=true else ifeq ($(TYPE),lcnt) -PURIFY = +PURIFY = TYPEMARKER = .lcnt TYPE_FLAGS = @CFLAGS@ -DERTS_ENABLE_LOCK_COUNT else ifeq ($(TYPE),frmptr) -PURIFY = +PURIFY = OMIT_OMIT_FP=yes TYPEMARKER = .frmptr TYPE_FLAGS = @CFLAGS@ -DERTS_FRMPTR else +ifeq ($(TYPE),icount) +PURIFY = +TYPEMARKER = .icount +TYPE_FLAGS = @CFLAGS@ -DERTS_OPCODE_COUNTER_SUPPORT +else + # If type isn't one of the above, it *is* opt type... override TYPE=opt PURIFY = @@ -138,6 +144,7 @@ endif endif endif endif +endif comma:=, space:= diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names index 721a1ff219..c097866c7e 100644 --- a/erts/emulator/beam/atom.names +++ b/erts/emulator/beam/atom.names @@ -198,6 +198,7 @@ atom dotall atom driver atom driver_options atom dsend +atom dsend_continue_trap atom dunlink atom duplicate_bag atom dupnames diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 52df7b4d2d..e9f5fd798b 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -241,10 +241,6 @@ BeamInstr beam_return_time_trace[1]; /* OpCode(i_return_time_trace) */ void** beam_ops; #endif -#ifndef ERTS_SMP /* Not supported with smp emulator */ -extern int count_instructions; -#endif - #define SWAPIN \ HTOP = HEAP_TOP(c_p); \ E = c_p->stop @@ -1163,14 +1159,15 @@ void process_main(void) Eterm (*arith_func)(Process* p, Eterm* reg, Uint live); -#ifndef NO_JUMP_TABLE - static void* opcodes[] = { DEFINE_OPCODES }; #ifdef ERTS_OPCODE_COUNTER_SUPPORT static void* counting_opcodes[] = { DEFINE_COUNTING_OPCODES }; -#endif +#else +#ifndef NO_JUMP_TABLE + static void* opcodes[] = { DEFINE_OPCODES }; #else int Go; #endif +#endif Uint temp_bits; /* Temporary used by BsSkipBits2 & BsGetInteger2 */ @@ -5144,22 +5141,16 @@ get_map_elements_fail: #ifndef NO_JUMP_TABLE #ifdef ERTS_OPCODE_COUNTER_SUPPORT - /* Are tables correctly generated by beam_makeops? */ ASSERT(sizeof(counting_opcodes) == sizeof(opcodes)); - - if (count_instructions) { #ifdef DEBUG - counting_opcodes[op_catch_end_y] = LabelAddr(lb_catch_end_y); + counting_opcodes[op_catch_end_y] = LabelAddr(lb_catch_end_y); #endif - counting_opcodes[op_i_func_info_IaaI] = LabelAddr(lb_i_func_info_IaaI); - beam_ops = counting_opcodes; - } - else -#endif /* #ifndef ERTS_OPCODE_COUNTER_SUPPORT */ - { - beam_ops = opcodes; - } + counting_opcodes[op_i_func_info_IaaI] = LabelAddr(lb_i_func_info_IaaI); + beam_ops = counting_opcodes; +#else /* #ifndef ERTS_OPCODE_COUNTER_SUPPORT */ + beam_ops = opcodes; +#endif /* ERTS_OPCODE_COUNTER_SUPPORT */ #endif /* NO_JUMP_TABLE */ em_call_error_handler = OpCode(call_error_handler); diff --git a/erts/emulator/beam/beam_ranges.c b/erts/emulator/beam/beam_ranges.c index 0f2d5d0c2a..cb6470638f 100644 --- a/erts/emulator/beam/beam_ranges.c +++ b/erts/emulator/beam/beam_ranges.c @@ -282,7 +282,7 @@ find_range(BeamInstr* pc) while (low < high) { if (pc < mid->start) { high = mid; - } else if (pc > RANGE_END(mid)) { + } else if (pc >= RANGE_END(mid)) { low = mid + 1; } else { erts_smp_atomic_set_nob(&r[active].mid, (erts_aint_t) mid); diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index 5370b592f3..49996e7f0b 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -28,7 +28,9 @@ #include "global.h" #include "erl_process.h" #include "error.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "dist.h" #include "erl_version.h" @@ -46,7 +48,7 @@ static Export* set_cpu_topology_trap = NULL; static Export* await_proc_exit_trap = NULL; static Export* await_port_send_result_trap = NULL; Export* erts_format_cpu_topology_trap = NULL; - +static Export dsend_continue_trap_export; static Export *await_sched_wall_time_mod_trap; static erts_smp_atomic32_t sched_wall_time; @@ -1777,6 +1779,8 @@ BIF_RETTYPE whereis_1(BIF_ALIST_1) * erlang:'!'/2 */ +HIPE_WRAPPER_BIF_DISABLE_GC(ebif_bang, 2) + BIF_RETTYPE ebif_bang_2(BIF_ALIST_2) { @@ -1795,34 +1799,36 @@ ebif_bang_2(BIF_ALIST_2) #define SEND_USER_ERROR (-5) #define SEND_INTERNAL_ERROR (-6) #define SEND_AWAIT_RESULT (-7) +#define SEND_YIELD_CONTINUE (-8) + -Sint do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp); +Sint do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext*); static Sint remote_send(Process *p, DistEntry *dep, - Eterm to, Eterm full_to, Eterm msg, int suspend) + Eterm to, Eterm full_to, Eterm msg, + ErtsSendContext* ctx) { Sint res; int code; - ErtsDSigData dsd; ASSERT(is_atom(to) || is_external_pid(to)); - code = erts_dsig_prepare(&dsd, dep, p, ERTS_DSP_NO_LOCK, !suspend); + code = erts_dsig_prepare(&ctx->dsd, dep, p, ERTS_DSP_NO_LOCK, !ctx->suspend); switch (code) { case ERTS_DSIG_PREP_NOT_ALIVE: case ERTS_DSIG_PREP_NOT_CONNECTED: res = SEND_TRAP; break; case ERTS_DSIG_PREP_WOULD_SUSPEND: - ASSERT(!suspend); + ASSERT(!ctx->suspend); res = SEND_YIELD; break; case ERTS_DSIG_PREP_CONNECTED: { if (is_atom(to)) - code = erts_dsig_send_reg_msg(&dsd, to, msg); + code = erts_dsig_send_reg_msg(to, msg, ctx); else - code = erts_dsig_send_msg(&dsd, to, msg); + code = erts_dsig_send_msg(to, msg, ctx); /* * Note that reductions have been bumped on calling * process by erts_dsig_send_reg_msg() or @@ -1830,6 +1836,8 @@ static Sint remote_send(Process *p, DistEntry *dep, */ if (code == ERTS_DSIG_SEND_YIELD) res = SEND_YIELD_RETURN; + else if (code == ERTS_DSIG_SEND_CONTINUE) + res = SEND_YIELD_CONTINUE; else res = 0; break; @@ -1850,7 +1858,8 @@ static Sint remote_send(Process *p, DistEntry *dep, } Sint -do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { +do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext* ctx) +{ Eterm portid; Port *pt; Process* rp; @@ -1883,7 +1892,7 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { #endif return 0; } - return remote_send(p, dep, to, to, msg, suspend); + return remote_send(p, dep, to, to, msg, ctx); } else if (is_atom(to)) { Eterm id = erts_whereis_name_to_id(p, to); @@ -1940,7 +1949,7 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { ret_val = 0; if (pt) { - int ps_flags = suspend ? 0 : ERTS_PORT_SIG_FLG_NOSUSPEND; + int ps_flags = ctx->suspend ? 0 : ERTS_PORT_SIG_FLG_NOSUSPEND; *refp = NIL; switch (erts_port_command(p, ps_flags, pt, msg, refp)) { @@ -1949,12 +1958,12 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { return SEND_USER_ERROR; case ERTS_PORT_OP_BUSY: /* Nothing has been sent */ - if (suspend) + if (ctx->suspend) erts_suspend(p, ERTS_PROC_LOCK_MAIN, pt); return SEND_YIELD; case ERTS_PORT_OP_BUSY_SCHEDULED: /* Message was sent */ - if (suspend) { + if (ctx->suspend) { erts_suspend(p, ERTS_PROC_LOCK_MAIN, pt); ret_val = SEND_YIELD_RETURN; break; @@ -2034,9 +2043,14 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { return 0; } - ret = remote_send(p, dep, tp[1], to, msg, suspend); - if (dep) - erts_deref_dist_entry(dep); + ret = remote_send(p, dep, tp[1], to, msg, ctx); + if (ret != SEND_YIELD_CONTINUE) { + if (dep) { + erts_deref_dist_entry(dep); + } + } else { + ctx->dep_to_deref = dep; + } return ret; } else { if (IS_TRACED(p)) /* XXX Is this really neccessary ??? */ @@ -2067,9 +2081,11 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { } } +HIPE_WRAPPER_BIF_DISABLE_GC(send, 3) BIF_RETTYPE send_3(BIF_ALIST_3) { + BIF_RETTYPE retval; Eterm ref; Process *p = BIF_P; Eterm to = BIF_ARG_1; @@ -2077,34 +2093,44 @@ BIF_RETTYPE send_3(BIF_ALIST_3) Eterm opts = BIF_ARG_3; int connect = !0; - int suspend = !0; Eterm l = opts; Sint result; - + DeclareTypedTmpHeap(ErtsSendContext, ctx, BIF_P); + UseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), BIF_P); + + ctx->suspend = !0; + ctx->dep_to_deref = NULL; + ctx->return_term = am_ok; + ctx->dss.reds = (Sint) (ERTS_BIF_REDS_LEFT(p) * TERM_TO_BINARY_LOOP_FACTOR); + ctx->dss.phase = ERTS_DSIG_SEND_PHASE_INIT; + while (is_list(l)) { if (CAR(list_val(l)) == am_noconnect) { connect = 0; } else if (CAR(list_val(l)) == am_nosuspend) { - suspend = 0; + ctx->suspend = 0; } else { - BIF_ERROR(p, BADARG); + ERTS_BIF_PREP_ERROR(retval, p, BADARG); + goto done; } l = CDR(list_val(l)); } if(!is_nil(l)) { - BIF_ERROR(p, BADARG); + ERTS_BIF_PREP_ERROR(retval, p, BADARG); + goto done; } #ifdef DEBUG ref = NIL; #endif - result = do_send(p, to, msg, suspend, &ref); + result = do_send(p, to, msg, &ref, ctx); if (result > 0) { ERTS_VBUMP_REDS(p, result); if (ERTS_IS_PROC_OUT_OF_REDS(p)) goto yield_return; - BIF_RET(am_ok); + ERTS_BIF_PREP_RET(retval, am_ok); + goto done; } switch (result) { @@ -2112,68 +2138,127 @@ BIF_RETTYPE send_3(BIF_ALIST_3) /* May need to yield even though we do not bump reds here... */ if (ERTS_IS_PROC_OUT_OF_REDS(p)) goto yield_return; - BIF_RET(am_ok); + ERTS_BIF_PREP_RET(retval, am_ok); break; case SEND_TRAP: if (connect) { - BIF_TRAP3(dsend3_trap, p, to, msg, opts); + ERTS_BIF_PREP_TRAP3(retval, dsend3_trap, p, to, msg, opts); } else { - BIF_RET(am_noconnect); + ERTS_BIF_PREP_RET(retval, am_noconnect); } break; case SEND_YIELD: - if (suspend) { - ERTS_BIF_YIELD3(bif_export[BIF_send_3], p, to, msg, opts); + if (ctx->suspend) { + ERTS_BIF_PREP_YIELD3(retval, + bif_export[BIF_send_3], p, to, msg, opts); } else { - BIF_RET(am_nosuspend); + ERTS_BIF_PREP_RET(retval, am_nosuspend); } break; case SEND_YIELD_RETURN: - if (!suspend) - BIF_RET(am_nosuspend); + if (!ctx->suspend) { + ERTS_BIF_PREP_RET(retval, am_nosuspend); + break; + } yield_return: - ERTS_BIF_YIELD_RETURN(p, am_ok); + ERTS_BIF_PREP_YIELD_RETURN(retval, p, am_ok); + break; case SEND_AWAIT_RESULT: ASSERT(is_internal_ref(ref)); - BIF_TRAP3(await_port_send_result_trap, p, ref, am_nosuspend, am_ok); + ERTS_BIF_PREP_TRAP3(retval, await_port_send_result_trap, p, ref, am_nosuspend, am_ok); + break; case SEND_BADARG: - BIF_ERROR(p, BADARG); + ERTS_BIF_PREP_ERROR(retval, p, BADARG); break; case SEND_USER_ERROR: - BIF_ERROR(p, EXC_ERROR); + ERTS_BIF_PREP_ERROR(retval, p, EXC_ERROR); break; case SEND_INTERNAL_ERROR: - BIF_ERROR(p, EXC_INTERNAL_ERROR); + ERTS_BIF_PREP_ERROR(retval, p, EXC_INTERNAL_ERROR); + break; + case SEND_YIELD_CONTINUE: + BUMP_ALL_REDS(p); + erts_set_gc_state(p, 0); + ERTS_BIF_PREP_TRAP1(retval, &dsend_continue_trap_export, p, + erts_dsend_export_trap_context(p, ctx)); break; default: - ASSERT(! "Illegal send result"); + erl_exit(ERTS_ABORT_EXIT, "send_3 invalid result %d\n", (int)result); break; } - ASSERT(! "Can not arrive here"); - BIF_ERROR(p, BADARG); + +done: + UnUseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), BIF_P); + return retval; } +HIPE_WRAPPER_BIF_DISABLE_GC(send, 2) + BIF_RETTYPE send_2(BIF_ALIST_2) { return erl_send(BIF_P, BIF_ARG_1, BIF_ARG_2); } +static BIF_RETTYPE dsend_continue_trap_1(BIF_ALIST_1) +{ + Binary* bin = ((ProcBin*) binary_val(BIF_ARG_1))->val; + ErtsSendContext* ctx = (ErtsSendContext*) ERTS_MAGIC_BIN_DATA(bin); + Sint initial_reds = (Sint) (ERTS_BIF_REDS_LEFT(BIF_P) * TERM_TO_BINARY_LOOP_FACTOR); + int result; + + ASSERT(ERTS_MAGIC_BIN_DESTRUCTOR(bin) == erts_dsend_context_dtor); + + ctx->dss.reds = initial_reds; + result = erts_dsig_send(&ctx->dsd, &ctx->dss); + + switch (result) { + case ERTS_DSIG_SEND_OK: + erts_set_gc_state(BIF_P, 1); + BIF_RET(ctx->return_term); + break; + case ERTS_DSIG_SEND_YIELD: /*SEND_YIELD_RETURN*/ + erts_set_gc_state(BIF_P, 1); + if (!ctx->suspend) + BIF_RET(am_nosuspend); + ERTS_BIF_YIELD_RETURN(BIF_P, ctx->return_term); + + case ERTS_DSIG_SEND_CONTINUE: { /*SEND_YIELD_CONTINUE*/ + BUMP_ALL_REDS(BIF_P); + BIF_TRAP1(&dsend_continue_trap_export, BIF_P, BIF_ARG_1); + } + default: + erl_exit(ERTS_ABORT_EXIT, "dsend_continue_trap invalid result %d\n", (int)result); + break; + } + ASSERT(! "Can not arrive here"); + BIF_ERROR(BIF_P, BADARG); +} + Eterm erl_send(Process *p, Eterm to, Eterm msg) { + Eterm retval; Eterm ref; Sint result; + DeclareTypedTmpHeap(ErtsSendContext, ctx, p); + UseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), p); #ifdef DEBUG ref = NIL; #endif + ctx->suspend = !0; + ctx->dep_to_deref = NULL; + ctx->return_term = msg; + ctx->dss.reds = (Sint) (ERTS_BIF_REDS_LEFT(p) * TERM_TO_BINARY_LOOP_FACTOR); + ctx->dss.phase = ERTS_DSIG_SEND_PHASE_INIT; - result = do_send(p, to, msg, !0, &ref); + result = do_send(p, to, msg, &ref, ctx); if (result > 0) { ERTS_VBUMP_REDS(p, result); if (ERTS_IS_PROC_OUT_OF_REDS(p)) goto yield_return; - BIF_RET(msg); + ERTS_BIF_PREP_RET(retval, msg); + goto done; } switch (result) { @@ -2181,35 +2266,46 @@ Eterm erl_send(Process *p, Eterm to, Eterm msg) /* May need to yield even though we do not bump reds here... */ if (ERTS_IS_PROC_OUT_OF_REDS(p)) goto yield_return; - BIF_RET(msg); + ERTS_BIF_PREP_RET(retval, msg); break; case SEND_TRAP: - BIF_TRAP2(dsend2_trap, p, to, msg); + ERTS_BIF_PREP_TRAP2(retval, dsend2_trap, p, to, msg); break; case SEND_YIELD: - ERTS_BIF_YIELD2(bif_export[BIF_send_2], p, to, msg); + ERTS_BIF_PREP_YIELD2(retval, bif_export[BIF_send_2], p, to, msg); break; case SEND_YIELD_RETURN: yield_return: - ERTS_BIF_YIELD_RETURN(p, msg); + ERTS_BIF_PREP_YIELD_RETURN(retval, p, msg); + break; case SEND_AWAIT_RESULT: ASSERT(is_internal_ref(ref)); - BIF_TRAP3(await_port_send_result_trap, p, ref, msg, msg); + ERTS_BIF_PREP_TRAP3(retval, + await_port_send_result_trap, p, ref, msg, msg); + break; case SEND_BADARG: - BIF_ERROR(p, BADARG); + ERTS_BIF_PREP_ERROR(retval, p, BADARG); break; case SEND_USER_ERROR: - BIF_ERROR(p, EXC_ERROR); + ERTS_BIF_PREP_ERROR(retval, p, EXC_ERROR); break; case SEND_INTERNAL_ERROR: - BIF_ERROR(p, EXC_INTERNAL_ERROR); + ERTS_BIF_PREP_ERROR(retval, p, EXC_INTERNAL_ERROR); + break; + case SEND_YIELD_CONTINUE: + BUMP_ALL_REDS(p); + erts_set_gc_state(p, 0); + ERTS_BIF_PREP_TRAP1(retval, &dsend_continue_trap_export, p, + erts_dsend_export_trap_context(p, ctx)); break; default: - ASSERT(! "Illegal send result"); + erl_exit(ERTS_ABORT_EXIT, "invalid send result %d\n", (int)result); break; } - ASSERT(! "Can not arrive here"); - BIF_ERROR(p, BADARG); + +done: + UnUseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), p); + return retval; } /**********************************************************************/ @@ -2772,6 +2868,7 @@ static int do_list_to_integer(Process *p, Eterm orig_list, Eterm *integer, Eterm *rest) { Sint i = 0; + Uint ui = 0; int skip = 0; int neg = 0; int n = 0; @@ -2825,8 +2922,8 @@ static int do_list_to_integer(Process *p, Eterm orig_list, unsigned_val(CAR(list_val(lst))) > '9') { break; } - i = i * 10; - i = i + unsigned_val(CAR(list_val(lst))) - '0'; + ui = ui * 10; + ui = ui + unsigned_val(CAR(list_val(lst))) - '0'; n++; lst = CDR(list_val(lst)); if (is_nil(lst)) { @@ -2850,7 +2947,8 @@ static int do_list_to_integer(Process *p, Eterm orig_list, */ if (n <= SMALL_DIGITS) { /* It must be small */ - if (neg) i = -i; + if (neg) i = -(Sint)ui; + else i = (Sint)ui; res = make_small(i); } else { lg2 = (n+1)*230/69+1; @@ -4817,6 +4915,10 @@ void erts_init_bif(void) #endif , &bif_return_trap); + erts_init_trap_export(&dsend_continue_trap_export, + am_erts_internal, am_dsend_continue_trap, 1, + dsend_continue_trap_1); + flush_monitor_message_trap = erts_export_put(am_erlang, am_flush_monitor_message, 2); diff --git a/erts/emulator/beam/bif.h b/erts/emulator/beam/bif.h index 72c55ccb55..7b69b39511 100644 --- a/erts/emulator/beam/bif.h +++ b/erts/emulator/beam/bif.h @@ -465,6 +465,8 @@ erts_bif_prep_await_proc_exit_apply_trap(Process *c_p, Eterm args[], int nargs); +#ifdef ERL_WANT_HIPE_BIF_WRAPPER__ + #ifndef HIPE #define HIPE_WRAPPER_BIF_DISABLE_GC(BIF_NAME, ARITY) @@ -509,6 +511,7 @@ BIF_RETTYPE hipe_wrapper_ ## BIF_NAME ## _ ## ARITY (Process* c_p, \ #endif +#endif /* ERL_WANT_HIPE_BIF_WRAPPER__ */ #include "erl_bif_table.h" diff --git a/erts/emulator/beam/big.c b/erts/emulator/beam/big.c index a8710dd910..de7d370938 100644 --- a/erts/emulator/beam/big.c +++ b/erts/emulator/beam/big.c @@ -274,10 +274,9 @@ _b = _b << _s; \ _vn1 = _b >> H_EXP; \ _vn0 = _b & LO_MASK; \ - /* Sometimes _s is 0 which triggers undefined behaviour for the \ - (_a0>>(D_EXP-_s)) shift, but this is ok because the \ - & -s will make it all to 0 later anyways. */ \ - _un32 = (_a1 << _s) | ((_a0>>(D_EXP-_s)) & (-_s >> (D_EXP-1))); \ + /* If needed to avoid undefined behaviour */ \ + if (_s) _un32 = (_a1 << _s) | ((_a0>>(D_EXP-_s)) & (-_s >> (D_EXP-1))); \ + else _un32 = _a1; \ _un10 = _a0 << _s; \ _un1 = _un10 >> H_EXP; \ _un0 = _un10 & LO_MASK; \ diff --git a/erts/emulator/beam/binary.c b/erts/emulator/beam/binary.c index b014bca108..cc0b3b9b6c 100644 --- a/erts/emulator/beam/binary.c +++ b/erts/emulator/beam/binary.c @@ -26,7 +26,9 @@ #include "global.h" #include "erl_process.h" #include "error.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "erl_binary.h" #include "erl_bits.h" diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c index 08265b590d..5aee85174f 100644 --- a/erts/emulator/beam/break.c +++ b/erts/emulator/beam/break.c @@ -754,6 +754,8 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) dumpname = "erl_crash.dump"; else dumpname = &dumpnamebuf[0]; + + erts_fprintf(stderr,"\nCrash dump is being written to: %s...", dumpname); fd = open(dumpname,O_WRONLY | O_CREAT | O_TRUNC,0640); if (fd < 0) @@ -804,7 +806,7 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) erts_fdprintf(fd, "=end\n"); close(fd); - erts_fprintf(stderr,"\nCrash dump was written to: %s\n", dumpname); + erts_fprintf(stderr,"done\n"); } void diff --git a/erts/emulator/beam/copy.c b/erts/emulator/beam/copy.c index 50548850eb..0010f6a440 100644 --- a/erts/emulator/beam/copy.c +++ b/erts/emulator/beam/copy.c @@ -21,6 +21,8 @@ # include "config.h" #endif +#define ERL_WANT_GC_INTERNALS__ + #include "sys.h" #include "erl_vm.h" #include "global.h" diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index dcbbb857da..bfecac1612 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2013. All Rights Reserved. + * Copyright Ericsson AB 1996-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -119,7 +119,7 @@ Export* dmonitor_p_trap = NULL; /* forward declarations */ static void clear_dist_entry(DistEntry*); -static int dsig_send(ErtsDSigData *, Eterm, Eterm, int); +static int dsig_send_ctl(ErtsDSigData* dsdp, Eterm ctl, int force_busy); static void send_nodes_mon_msgs(Process *, Eterm, Eterm, Eterm, Eterm); static void init_nodes_monitors(void); @@ -707,6 +707,55 @@ static void clear_dist_entry(DistEntry *dep) } } +void erts_dsend_context_dtor(Binary* ctx_bin) +{ + ErtsSendContext* ctx = ERTS_MAGIC_BIN_DATA(ctx_bin); + switch (ctx->dss.phase) { + case ERTS_DSIG_SEND_PHASE_MSG_SIZE: + DESTROY_SAVED_ESTACK(&ctx->dss.u.sc.estack); + break; + case ERTS_DSIG_SEND_PHASE_MSG_ENCODE: + DESTROY_SAVED_WSTACK(&ctx->dss.u.ec.wstack); + break; + default:; + } + if (ctx->dss.phase >= ERTS_DSIG_SEND_PHASE_ALLOC && ctx->dss.obuf) { + free_dist_obuf(ctx->dss.obuf); + } + if (ctx->dep_to_deref) + erts_deref_dist_entry(ctx->dep_to_deref); +} + +Eterm erts_dsend_export_trap_context(Process* p, ErtsSendContext* ctx) +{ + struct exported_ctx { + ErtsSendContext ctx; + ErtsAtomCacheMap acm; + }; + Binary* ctx_bin = erts_create_magic_binary(sizeof(struct exported_ctx), + erts_dsend_context_dtor); + struct exported_ctx* dst = ERTS_MAGIC_BIN_DATA(ctx_bin); + Uint ctl_size = !HALFWORD_HEAP ? 0 : (arityval(ctx->ctl_heap[0]) + 1); + Eterm* hp = HAlloc(p, ctl_size + PROC_BIN_SIZE); + + sys_memcpy(&dst->ctx, ctx, sizeof(ErtsSendContext)); + ASSERT(ctx->dss.ctl == make_tuple(ctx->ctl_heap)); +#if !HALFWORD_HEAP + dst->ctx.dss.ctl = make_tuple(dst->ctx.ctl_heap); +#else + /* Must put control tuple in low mem */ + sys_memcpy(hp, ctx->ctl_heap, ctl_size*sizeof(Eterm)); + dst->ctx.dss.ctl = make_tuple(hp); + hp += ctl_size; +#endif + if (ctx->dss.acmp) { + sys_memcpy(&dst->acm, ctx->dss.acmp, sizeof(ErtsAtomCacheMap)); + dst->ctx.dss.acmp = &dst->acm; + } + return erts_mk_magic_binary_term(&hp, &MSO(p), ctx_bin); +} + + /* * The erts_dsig_send_*() functions implemented below, sends asynchronous * distributed signals to other Erlang nodes. Before sending a distributed @@ -729,7 +778,7 @@ erts_dsig_send_link(ErtsDSigData *dsdp, Eterm local, Eterm remote) int res; UseTmpHeapNoproc(4); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(4); return res; } @@ -742,7 +791,7 @@ erts_dsig_send_unlink(ErtsDSigData *dsdp, Eterm local, Eterm remote) int res; UseTmpHeapNoproc(4); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(4); return res; } @@ -770,7 +819,7 @@ erts_dsig_send_m_exit(ErtsDSigData *dsdp, Eterm watcher, Eterm watched, erts_smp_de_links_unlock(dsdp->dep); #endif - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 1); + res = dsig_send_ctl(dsdp, ctl, 1); UnUseTmpHeapNoproc(6); return res; } @@ -791,7 +840,7 @@ erts_dsig_send_monitor(ErtsDSigData *dsdp, Eterm watcher, Eterm watched, make_small(DOP_MONITOR_P), watcher, watched, ref); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(5); return res; } @@ -813,18 +862,17 @@ erts_dsig_send_demonitor(ErtsDSigData *dsdp, Eterm watcher, make_small(DOP_DEMONITOR_P), watcher, watched, ref); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, force); + res = dsig_send_ctl(dsdp, ctl, force); UnUseTmpHeapNoproc(5); return res; } int -erts_dsig_send_msg(ErtsDSigData *dsdp, Eterm remote, Eterm message) +erts_dsig_send_msg(Eterm remote, Eterm message, ErtsSendContext* ctx) { Eterm ctl; - DeclareTmpHeapNoproc(ctl_heap,5); Eterm token = NIL; - Process *sender = dsdp->proc; + Process *sender = ctx->dsd.proc; int res; #ifdef USE_VM_PROBES Sint tok_label = 0; @@ -836,8 +884,7 @@ erts_dsig_send_msg(ErtsDSigData *dsdp, Eterm remote, Eterm message) DTRACE_CHARBUF(receiver_name, 64); #endif - UseTmpHeapNoproc(5); - if (SEQ_TRACE_TOKEN(sender) != NIL + if (SEQ_TRACE_TOKEN(sender) != NIL #ifdef USE_VM_PROBES && SEQ_TRACE_TOKEN(sender) != am_have_dt_utag #endif @@ -850,7 +897,7 @@ erts_dsig_send_msg(ErtsDSigData *dsdp, Eterm remote, Eterm message) *node_name = *sender_name = *receiver_name = '\0'; if (DTRACE_ENABLED(message_send) || DTRACE_ENABLED(message_send_remote)) { erts_snprintf(node_name, sizeof(DTRACE_CHARBUF_NAME(node_name)), - "%T", dsdp->dep->sysname); + "%T", ctx->dsd.dep->sysname); erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), "%T", sender->common.id); erts_snprintf(receiver_name, sizeof(DTRACE_CHARBUF_NAME(receiver_name)), @@ -865,26 +912,28 @@ erts_dsig_send_msg(ErtsDSigData *dsdp, Eterm remote, Eterm message) #endif if (token != NIL) - ctl = TUPLE4(&ctl_heap[0], + ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_SEND_TT), am_Cookie, remote, token); else - ctl = TUPLE3(&ctl_heap[0], make_small(DOP_SEND), am_Cookie, remote); + ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_SEND), am_Cookie, remote); DTRACE6(message_send, sender_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); DTRACE7(message_send_remote, sender_name, node_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); - res = dsig_send(dsdp, ctl, message, 0); - UnUseTmpHeapNoproc(5); + ctx->dss.ctl = ctl; + ctx->dss.msg = message; + ctx->dss.force_busy = 0; + res = erts_dsig_send(&ctx->dsd, &ctx->dss); return res; } int -erts_dsig_send_reg_msg(ErtsDSigData *dsdp, Eterm remote_name, Eterm message) +erts_dsig_send_reg_msg(Eterm remote_name, Eterm message, + ErtsSendContext* ctx) { Eterm ctl; - DeclareTmpHeapNoproc(ctl_heap,6); Eterm token = NIL; - Process *sender = dsdp->proc; + Process *sender = ctx->dsd.proc; int res; #ifdef USE_VM_PROBES Sint tok_label = 0; @@ -896,7 +945,6 @@ erts_dsig_send_reg_msg(ErtsDSigData *dsdp, Eterm remote_name, Eterm message) DTRACE_CHARBUF(receiver_name, 128); #endif - UseTmpHeapNoproc(6); if (SEQ_TRACE_TOKEN(sender) != NIL #ifdef USE_VM_PROBES && SEQ_TRACE_TOKEN(sender) != am_have_dt_utag @@ -910,7 +958,7 @@ erts_dsig_send_reg_msg(ErtsDSigData *dsdp, Eterm remote_name, Eterm message) *node_name = *sender_name = *receiver_name = '\0'; if (DTRACE_ENABLED(message_send) || DTRACE_ENABLED(message_send_remote)) { erts_snprintf(node_name, sizeof(DTRACE_CHARBUF_NAME(node_name)), - "%T", dsdp->dep->sysname); + "%T", ctx->dsd.dep->sysname); erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), "%T", sender->common.id); erts_snprintf(receiver_name, sizeof(DTRACE_CHARBUF_NAME(receiver_name)), @@ -925,17 +973,19 @@ erts_dsig_send_reg_msg(ErtsDSigData *dsdp, Eterm remote_name, Eterm message) #endif if (token != NIL) - ctl = TUPLE5(&ctl_heap[0], make_small(DOP_REG_SEND_TT), + ctl = TUPLE5(&ctx->ctl_heap[0], make_small(DOP_REG_SEND_TT), sender->common.id, am_Cookie, remote_name, token); else - ctl = TUPLE4(&ctl_heap[0], make_small(DOP_REG_SEND), + ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_REG_SEND), sender->common.id, am_Cookie, remote_name); DTRACE6(message_send, sender_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); DTRACE7(message_send_remote, sender_name, node_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); - res = dsig_send(dsdp, ctl, message, 0); - UnUseTmpHeapNoproc(6); + ctx->dss.ctl = ctl; + ctx->dss.msg = message; + ctx->dss.force_busy = 0; + res = erts_dsig_send(&ctx->dsd, &ctx->dss); return res; } @@ -992,7 +1042,7 @@ erts_dsig_send_exit_tt(ErtsDSigData *dsdp, Eterm local, Eterm remote, DTRACE7(process_exit_signal_remote, sender_name, node_name, remote_name, reason_str, tok_label, tok_lastcnt, tok_serial); /* forced, i.e ignore busy */ - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 1); + res = dsig_send_ctl(dsdp, ctl, 1); UnUseTmpHeapNoproc(6); return res; } @@ -1008,7 +1058,7 @@ erts_dsig_send_exit(ErtsDSigData *dsdp, Eterm local, Eterm remote, Eterm reason) ctl = TUPLE4(&ctl_heap[0], make_small(DOP_EXIT), local, remote, reason); /* forced, i.e ignore busy */ - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 1); + res = dsig_send_ctl(dsdp, ctl, 1); UnUseTmpHeapNoproc(5); return res; } @@ -1024,7 +1074,7 @@ erts_dsig_send_exit2(ErtsDSigData *dsdp, Eterm local, Eterm remote, Eterm reason ctl = TUPLE4(&ctl_heap[0], make_small(DOP_EXIT2), local, remote, reason); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(5); return res; } @@ -1041,7 +1091,7 @@ erts_dsig_send_group_leader(ErtsDSigData *dsdp, Eterm leader, Eterm remote) ctl = TUPLE3(&ctl_heap[0], make_small(DOP_GROUP_LEADER), leader, remote); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(4); return res; } @@ -1691,194 +1741,235 @@ int erts_net_message(Port *prt, return -1; } -static int -dsig_send(ErtsDSigData *dsdp, Eterm ctl, Eterm msg, int force_busy) +static int dsig_send_ctl(ErtsDSigData* dsdp, Eterm ctl, int force_busy) { + struct erts_dsig_send_context ctx; + int ret; + ctx.ctl = ctl; + ctx.msg = THE_NON_VALUE; + ctx.force_busy = force_busy; + ctx.phase = ERTS_DSIG_SEND_PHASE_INIT; +#ifdef DEBUG + ctx.reds = 1; /* provoke assert below (no reduction count without msg) */ +#endif + ret = erts_dsig_send(dsdp, &ctx); + ASSERT(ret != ERTS_DSIG_SEND_CONTINUE); + return ret; +} + +int +erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) +{ + int retval; + Sint initial_reds = ctx->reds; Eterm cid; - int suspended = 0; - int resume = 0; - Uint32 pass_through_size; - Uint data_size, dhdr_ext_size; - ErtsAtomCacheMap *acmp; - ErtsDistOutputBuf *obuf; - DistEntry *dep = dsdp->dep; - Uint32 flags = dep->flags; - Process *c_p = dsdp->proc; - if (!c_p || dsdp->no_suspend) - force_busy = 1; + while (1) { + switch (ctx->phase) { + case ERTS_DSIG_SEND_PHASE_INIT: + ctx->flags = dsdp->dep->flags; + ctx->c_p = dsdp->proc; - ERTS_SMP_LC_ASSERT(!c_p - || (ERTS_PROC_LOCK_MAIN - == erts_proc_lc_my_proc_locks(c_p))); + if (!ctx->c_p || dsdp->no_suspend) + ctx->force_busy = 1; - if (!erts_is_alive) - return ERTS_DSIG_SEND_OK; + ERTS_SMP_LC_ASSERT(!ctx->c_p + || (ERTS_PROC_LOCK_MAIN + == erts_proc_lc_my_proc_locks(ctx->c_p))); - if (flags & DFLAG_DIST_HDR_ATOM_CACHE) { - acmp = erts_get_atom_cache_map(c_p); - pass_through_size = 0; - } - else { - acmp = NULL; - pass_through_size = 1; - } + if (!erts_is_alive) + return ERTS_DSIG_SEND_OK; -#ifdef ERTS_DIST_MSG_DBG - erts_fprintf(stderr, ">>%s CTL: %T\n", pass_through_size ? "P" : " ", ctl); - if (is_value(msg)) - erts_fprintf(stderr, " MSG: %T\n", msg); -#endif + if (ctx->flags & DFLAG_DIST_HDR_ATOM_CACHE) { + ctx->acmp = erts_get_atom_cache_map(ctx->c_p); + ctx->pass_through_size = 0; + } + else { + ctx->acmp = NULL; + ctx->pass_through_size = 1; + } - data_size = pass_through_size; - erts_reset_atom_cache_map(acmp); - data_size += erts_encode_dist_ext_size(ctl, flags, acmp); - if (is_value(msg)) - data_size += erts_encode_dist_ext_size(msg, flags, acmp); - erts_finalize_atom_cache_map(acmp, flags); + #ifdef ERTS_DIST_MSG_DBG + erts_fprintf(stderr, ">>%s CTL: %T\n", ctx->pass_through_size ? "P" : " ", ctx->ctl); + if (is_value(msg)) + erts_fprintf(stderr, " MSG: %T\n", msg); + #endif + + ctx->data_size = ctx->pass_through_size; + erts_reset_atom_cache_map(ctx->acmp); + erts_encode_dist_ext_size(ctx->ctl, ctx->flags, ctx->acmp, &ctx->data_size); + + if (is_value(ctx->msg)) { + ctx->u.sc.estack.start = NULL; + ctx->u.sc.flags = ctx->flags; + ctx->u.sc.level = 0; + ctx->phase = ERTS_DSIG_SEND_PHASE_MSG_SIZE; + } else { + ctx->phase = ERTS_DSIG_SEND_PHASE_ALLOC; + } + break; - dhdr_ext_size = erts_encode_ext_dist_header_size(acmp); - data_size += dhdr_ext_size; + case ERTS_DSIG_SEND_PHASE_MSG_SIZE: + if (erts_encode_dist_ext_size_int(ctx->msg, ctx, &ctx->data_size)) { + retval = ERTS_DSIG_SEND_CONTINUE; + goto done; + } - obuf = alloc_dist_obuf(data_size); - obuf->ext_endp = &obuf->data[0] + pass_through_size + dhdr_ext_size; + ctx->phase = ERTS_DSIG_SEND_PHASE_ALLOC; + case ERTS_DSIG_SEND_PHASE_ALLOC: + erts_finalize_atom_cache_map(ctx->acmp, ctx->flags); + + ctx->dhdr_ext_size = erts_encode_ext_dist_header_size(ctx->acmp); + ctx->data_size += ctx->dhdr_ext_size; + + ctx->obuf = alloc_dist_obuf(ctx->data_size); + ctx->obuf->ext_endp = &ctx->obuf->data[0] + ctx->pass_through_size + ctx->dhdr_ext_size; + + /* Encode internal version of dist header */ + ctx->obuf->extp = erts_encode_ext_dist_header_setup(ctx->obuf->ext_endp, ctx->acmp); + /* Encode control message */ + erts_encode_dist_ext(ctx->ctl, &ctx->obuf->ext_endp, ctx->flags, ctx->acmp, NULL, NULL); + if (is_value(ctx->msg)) { + ctx->u.ec.flags = ctx->flags; + ctx->u.ec.level = 0; + ctx->u.ec.wstack.wstart = NULL; + ctx->phase = ERTS_DSIG_SEND_PHASE_MSG_ENCODE; + } else { + ctx->phase = ERTS_DSIG_SEND_PHASE_FIN; + } + break; - /* Encode internal version of dist header */ - obuf->extp = erts_encode_ext_dist_header_setup(obuf->ext_endp, acmp); - /* Encode control message */ - erts_encode_dist_ext(ctl, &obuf->ext_endp, flags, acmp); - if (is_value(msg)) { - /* Encode message */ - erts_encode_dist_ext(msg, &obuf->ext_endp, flags, acmp); - } + case ERTS_DSIG_SEND_PHASE_MSG_ENCODE: + if (erts_encode_dist_ext(ctx->msg, &ctx->obuf->ext_endp, ctx->flags, ctx->acmp, &ctx->u.ec, &ctx->reds)) { + retval = ERTS_DSIG_SEND_CONTINUE; + goto done; + } - ASSERT(obuf->extp < obuf->ext_endp); - ASSERT(&obuf->data[0] <= obuf->extp - pass_through_size); - ASSERT(obuf->ext_endp <= &obuf->data[0] + data_size); + ctx->phase = ERTS_DSIG_SEND_PHASE_FIN; + case ERTS_DSIG_SEND_PHASE_FIN: { + DistEntry *dep = dsdp->dep; + int suspended = 0; + int resume = 0; - data_size = obuf->ext_endp - obuf->extp; + ASSERT(ctx->obuf->extp < ctx->obuf->ext_endp); + ASSERT(&ctx->obuf->data[0] <= ctx->obuf->extp - ctx->pass_through_size); + ASSERT(ctx->obuf->ext_endp <= &ctx->obuf->data[0] + ctx->data_size); - /* - * Signal encoded; now verify that the connection still exists, - * and if so enqueue the signal and schedule it for send. - */ - obuf->next = NULL; - erts_smp_de_rlock(dep); - cid = dep->cid; - if (cid != dsdp->cid - || dep->connection_id != dsdp->connection_id - || dep->status & ERTS_DE_SFLG_EXITING) { - /* Not the same connection as when we started; drop message... */ - erts_smp_de_runlock(dep); - free_dist_obuf(obuf); - } - else { - ErtsProcList *plp = NULL; - erts_smp_mtx_lock(&dep->qlock); - dep->qsize += size_obuf(obuf); - if (dep->qsize >= erts_dist_buf_busy_limit) - dep->qflgs |= ERTS_DE_QFLG_BUSY; - if (!force_busy && (dep->qflgs & ERTS_DE_QFLG_BUSY)) { - erts_smp_mtx_unlock(&dep->qlock); + ctx->data_size = ctx->obuf->ext_endp - ctx->obuf->extp; - plp = erts_proclist_create(c_p); - erts_suspend(c_p, ERTS_PROC_LOCK_MAIN, NULL); - suspended = 1; - erts_smp_mtx_lock(&dep->qlock); - } + /* + * Signal encoded; now verify that the connection still exists, + * and if so enqueue the signal and schedule it for send. + */ + ctx->obuf->next = NULL; + erts_smp_de_rlock(dep); + cid = dep->cid; + if (cid != dsdp->cid + || dep->connection_id != dsdp->connection_id + || dep->status & ERTS_DE_SFLG_EXITING) { + /* Not the same connection as when we started; drop message... */ + erts_smp_de_runlock(dep); + free_dist_obuf(ctx->obuf); + } + else { + ErtsProcList *plp = NULL; + erts_smp_mtx_lock(&dep->qlock); + dep->qsize += size_obuf(ctx->obuf); + if (dep->qsize >= erts_dist_buf_busy_limit) + dep->qflgs |= ERTS_DE_QFLG_BUSY; + if (!ctx->force_busy && (dep->qflgs & ERTS_DE_QFLG_BUSY)) { + erts_smp_mtx_unlock(&dep->qlock); + + plp = erts_proclist_create(ctx->c_p); + erts_suspend(ctx->c_p, ERTS_PROC_LOCK_MAIN, NULL); + suspended = 1; + erts_smp_mtx_lock(&dep->qlock); + } - /* Enqueue obuf on dist entry */ - if (dep->out_queue.last) - dep->out_queue.last->next = obuf; - else - dep->out_queue.first = obuf; - dep->out_queue.last = obuf; + /* Enqueue obuf on dist entry */ + if (dep->out_queue.last) + dep->out_queue.last->next = ctx->obuf; + else + dep->out_queue.first = ctx->obuf; + dep->out_queue.last = ctx->obuf; + + if (!ctx->force_busy) { + if (!(dep->qflgs & ERTS_DE_QFLG_BUSY)) { + if (suspended) + resume = 1; /* was busy when we started, but isn't now */ + #ifdef USE_VM_PROBES + if (resume && DTRACE_ENABLED(dist_port_not_busy)) { + DTRACE_CHARBUF(port_str, 64); + DTRACE_CHARBUF(remote_str, 64); + + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), + "%T", cid); + erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), + "%T", dep->sysname); + DTRACE3(dist_port_not_busy, erts_this_node_sysname, + port_str, remote_str); + } + #endif + } + else { + /* Enqueue suspended process on dist entry */ + ASSERT(plp); + erts_proclist_store_last(&dep->suspended, plp); + } + } - if (!force_busy) { - if (!(dep->qflgs & ERTS_DE_QFLG_BUSY)) { - if (suspended) - resume = 1; /* was busy when we started, but isn't now */ -#ifdef USE_VM_PROBES - if (resume && DTRACE_ENABLED(dist_port_not_busy)) { - DTRACE_CHARBUF(port_str, 64); - DTRACE_CHARBUF(remote_str, 64); - - erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), - "%T", cid); - erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), - "%T", dep->sysname); - DTRACE3(dist_port_not_busy, erts_this_node_sysname, - port_str, remote_str); - } -#endif + erts_smp_mtx_unlock(&dep->qlock); + erts_schedule_dist_command(NULL, dep); + erts_smp_de_runlock(dep); + + if (resume) { + erts_resume(ctx->c_p, ERTS_PROC_LOCK_MAIN); + erts_proclist_destroy(plp); + /* + * Note that the calling process still have to yield as if it + * suspended. If not, the calling process could later be + * erroneously scheduled when it shouldn't be. + */ + } } - else { - /* Enqueue suspended process on dist entry */ - ASSERT(plp); - erts_proclist_store_last(&dep->suspended, plp); + ctx->obuf = NULL; + + if (suspended) { + #ifdef USE_VM_PROBES + if (!resume && DTRACE_ENABLED(dist_port_busy)) { + DTRACE_CHARBUF(port_str, 64); + DTRACE_CHARBUF(remote_str, 64); + DTRACE_CHARBUF(pid_str, 16); + + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", cid); + erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), + "%T", dep->sysname); + erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), + "%T", ctx->c_p->common.id); + DTRACE4(dist_port_busy, erts_this_node_sysname, + port_str, remote_str, pid_str); + } + #endif + if (!resume && erts_system_monitor_flags.busy_dist_port) + monitor_generic(ctx->c_p, am_busy_dist_port, cid); + retval = ERTS_DSIG_SEND_YIELD; + } else { + retval = ERTS_DSIG_SEND_OK; } + goto done; } - - erts_smp_mtx_unlock(&dep->qlock); - erts_schedule_dist_command(NULL, dep); - erts_smp_de_runlock(dep); - - if (resume) { - erts_resume(c_p, ERTS_PROC_LOCK_MAIN); - erts_proclist_destroy(plp); - /* - * Note that the calling process still have to yield as if it - * suspended. If not, the calling process could later be - * erroneously scheduled when it shouldn't be. - */ + default: + erl_exit(ERTS_ABORT_EXIT, "dsig_send invalid phase (%d)\n", (int)ctx->phase); } } - if (c_p) { - int reds; - /* - * Bump reductions on calling process. - * - * This is the reduction cost: Always a base cost of 8 reductions - * plus 16 reductions per kilobyte generated external data. - */ - - data_size >>= (10-4); -#if defined(ARCH_64) && !HALFWORD_HEAP - data_size &= 0x003fffffffffffff; -#elif defined(ARCH_32) || HALFWORD_HEAP - data_size &= 0x003fffff; -#else -# error "Ohh come on ... !?!" -#endif - reds = 8 + ((int) data_size > 1000000 ? 1000000 : (int) data_size); - BUMP_REDS(c_p, reds); - } - - if (suspended) { -#ifdef USE_VM_PROBES - if (!resume && DTRACE_ENABLED(dist_port_busy)) { - DTRACE_CHARBUF(port_str, 64); - DTRACE_CHARBUF(remote_str, 64); - DTRACE_CHARBUF(pid_str, 16); - - erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", cid); - erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), - "%T", dep->sysname); - erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), - "%T", c_p->common.id); - DTRACE4(dist_port_busy, erts_this_node_sysname, - port_str, remote_str, pid_str); - } -#endif - if (!resume && erts_system_monitor_flags.busy_dist_port) - monitor_generic(c_p, am_busy_dist_port, cid); - return ERTS_DSIG_SEND_YIELD; +done: + if (ctx->msg && ctx->c_p) { + BUMP_REDS(ctx->c_p, (initial_reds - ctx->reds) / TERM_TO_BINARY_LOOP_FACTOR); } - return ERTS_DSIG_SEND_OK; + return retval; } - static Uint dist_port_command(Port *prt, ErtsDistOutputBuf *obuf) { diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h index f32b999198..2a2ba0c83f 100644 --- a/erts/emulator/beam/dist.h +++ b/erts/emulator/beam/dist.h @@ -22,6 +22,7 @@ #include "erl_process.h" #include "erl_node_tables.h" +#include "zlib.h" #define DFLAG_PUBLISHED 0x01 #define DFLAG_ATOM_CACHE 0x02 @@ -264,17 +265,105 @@ erts_destroy_dist_link(ErtsDistLinkData *dldp) #endif + + +/* Define for testing */ +/* #define EXTREME_TTB_TRAPPING 1 */ + +#ifndef EXTREME_TTB_TRAPPING +#define TERM_TO_BINARY_LOOP_FACTOR 32 +#else +#define TERM_TO_BINARY_LOOP_FACTOR 1 +#endif + +typedef enum { TTBSize, TTBEncode, TTBCompress } TTBState; +typedef struct TTBSizeContext_ { + Uint flags; + int level; + Uint result; + Eterm obj; + ErtsEStack estack; +} TTBSizeContext; + +typedef struct TTBEncodeContext_ { + Uint flags; + int level; + byte* ep; + Eterm obj; + ErtsWStack wstack; + Binary *result_bin; +} TTBEncodeContext; + +typedef struct { + Uint real_size; + Uint dest_len; + byte *dbytes; + Binary *result_bin; + Binary *destination_bin; + z_stream stream; +} TTBCompressContext; + +typedef struct { + int alive; + TTBState state; + union { + TTBSizeContext sc; + TTBEncodeContext ec; + TTBCompressContext cc; + } s; +} TTBContext; + +enum erts_dsig_send_phase { + ERTS_DSIG_SEND_PHASE_INIT, + ERTS_DSIG_SEND_PHASE_MSG_SIZE, + ERTS_DSIG_SEND_PHASE_ALLOC, + ERTS_DSIG_SEND_PHASE_MSG_ENCODE, + ERTS_DSIG_SEND_PHASE_FIN +}; + +struct erts_dsig_send_context { + enum erts_dsig_send_phase phase; + Sint reds; + + Eterm ctl; + Eterm msg; + int force_busy; + Uint32 pass_through_size; + Uint data_size, dhdr_ext_size; + ErtsAtomCacheMap *acmp; + ErtsDistOutputBuf *obuf; + Uint32 flags; + Process *c_p; + union { + TTBSizeContext sc; + TTBEncodeContext ec; + }u; +}; + +typedef struct { + int suspend; + + Eterm ctl_heap[6]; + ErtsDSigData dsd; + DistEntry* dep_to_deref; + struct erts_dsig_send_context dss; + + Eterm return_term; +}ErtsSendContext; + + /* * erts_dsig_send_* return values. */ #define ERTS_DSIG_SEND_OK 0 #define ERTS_DSIG_SEND_YIELD 1 +#define ERTS_DSIG_SEND_CONTINUE 2 extern int erts_dsig_send_link(ErtsDSigData *, Eterm, Eterm); -extern int erts_dsig_send_msg(ErtsDSigData *, Eterm, Eterm); +extern int erts_dsig_send_msg(Eterm, Eterm, ErtsSendContext*); extern int erts_dsig_send_exit_tt(ErtsDSigData *, Eterm, Eterm, Eterm, Eterm); extern int erts_dsig_send_unlink(ErtsDSigData *, Eterm, Eterm); -extern int erts_dsig_send_reg_msg(ErtsDSigData *, Eterm, Eterm); +extern int erts_dsig_send_reg_msg(Eterm, Eterm, ErtsSendContext*); extern int erts_dsig_send_group_leader(ErtsDSigData *, Eterm, Eterm); extern int erts_dsig_send_exit(ErtsDSigData *, Eterm, Eterm, Eterm); extern int erts_dsig_send_exit2(ErtsDSigData *, Eterm, Eterm, Eterm); @@ -282,6 +371,10 @@ extern int erts_dsig_send_demonitor(ErtsDSigData *, Eterm, Eterm, Eterm, int); extern int erts_dsig_send_monitor(ErtsDSigData *, Eterm, Eterm, Eterm); extern int erts_dsig_send_m_exit(ErtsDSigData *, Eterm, Eterm, Eterm, Eterm); +extern int erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx); +extern void erts_dsend_context_dtor(Binary*); +extern Eterm erts_dsend_export_trap_context(Process* p, ErtsSendContext* ctx); + extern int erts_dist_command(Port *prt, int reds); extern void erts_dist_port_not_busy(Port *prt); extern void erts_kill_dist_connection(DistEntry *dep, Uint32); diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types index df33bbc2f7..61def65235 100644 --- a/erts/emulator/beam/erl_alloc.types +++ b/erts/emulator/beam/erl_alloc.types @@ -398,6 +398,7 @@ type DRV_EV_STATE LONG_LIVED SYSTEM driver_event_state type DRV_EV_D_STATE FIXED_SIZE SYSTEM driver_event_data_state type DRV_SEL_D_STATE FIXED_SIZE SYSTEM driver_select_data_state type FD_LIST SHORT_LIVED SYSTEM fd_list +type ACTIVE_FD_ARR SHORT_LIVED SYSTEM active_fd_array type POLLSET LONG_LIVED SYSTEM pollset type POLLSET_UPDREQ SHORT_LIVED SYSTEM pollset_update_req type POLL_FDS LONG_LIVED SYSTEM poll_fds @@ -414,6 +415,8 @@ type CS_PROG_PATH LONG_LIVED SYSTEM cs_prog_path type ENVIRONMENT TEMPORARY SYSTEM environment type PUTENV_STR SYSTEM SYSTEM putenv_string type PRT_REP_EXIT STANDARD SYSTEM port_report_exit +type SYS_BLOCKING STANDARD SYSTEM sys_blocking +type SYS_WRITE_BUF TEMPORARY SYSTEM sys_write_buf +endif diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c index a4e164bf51..55052430e1 100644 --- a/erts/emulator/beam/erl_alloc_util.c +++ b/erts/emulator/beam/erl_alloc_util.c @@ -1775,6 +1775,18 @@ handle_delayed_dealloc(Allctr_t *allctr, * data has been overwritten by the queue. */ Carrier_t *crr = FIRST_BLK_TO_MBC(allctr, blk); + + /* Restore word overwritten by the dd-queue as it will be read + * if this carrier is pulled from dc_list by cpool_fetch() + */ + ERTS_ALC_CPOOL_ASSERT(FBLK_TO_MBC(blk) != crr); + ERTS_ALC_CPOOL_ASSERT(sizeof(ErtsAllctrDDBlock_t) == sizeof(void*)); +#ifdef MBC_ABLK_OFFSET_BITS + blk->u.carrier = crr; +#else + blk->carrier = crr; +#endif + ERTS_ALC_CPOOL_ASSERT(ERTS_ALC_IS_CPOOL_ENABLED(allctr)); ERTS_ALC_CPOOL_ASSERT(allctr == crr->cpool.orig_allctr); ERTS_ALC_CPOOL_ASSERT(((erts_aint_t) allctr) diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c index 85bc2daf5d..bd0d7c71cc 100644 --- a/erts/emulator/beam/erl_bif_binary.c +++ b/erts/emulator/beam/erl_bif_binary.c @@ -32,7 +32,9 @@ #include "global.h" #include "erl_process.h" #include "error.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "erl_binary.h" #include "erl_bits.h" diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 6efe9d9550..3839d80cc4 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -90,7 +90,7 @@ static char erts_system_version[] = ("Erlang/OTP " ERLANG_OTP_RELEASE " [smp:%beu:%beu]" #endif #ifdef USE_THREADS -#ifdef ERTS_DIRTY_SCHEDULERS +#if defined(ERTS_DIRTY_SCHEDULERS) && defined(ERTS_SMP) " [ds:%beu:%beu:%beu]" #endif " [async-threads:%d]" @@ -115,6 +115,9 @@ static char erts_system_version[] = ("Erlang/OTP " ERLANG_OTP_RELEASE #ifdef ERTS_ENABLE_LOCK_COUNT " [lock-counting]" #endif +#ifdef ERTS_OPCODE_COUNTER_SUPPORT + " [instruction-counting]" +#endif #ifdef PURIFY " [purify-compiled]" #endif @@ -2300,7 +2303,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) for (i = num_instructions-1; i >= 0; i--) { res = erts_bld_cons(hpp, hszp, erts_bld_tuple(hpp, hszp, 2, - erts_atom_put(opc[i].name, + erts_atom_put((byte *)opc[i].name, strlen(opc[i].name), ERTS_ATOM_ENC_LATIN1, 1), @@ -2696,6 +2699,9 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) ? am_disabled : am_enabled); } + else if (ERTS_IS_ATOM_STR("eager_check_io",BIF_ARG_1)) { + BIF_RET(erts_eager_check_io ? am_true : am_false); + } BIF_ERROR(BIF_P, BADARG); } @@ -3304,17 +3310,38 @@ BIF_RETTYPE erts_debug_get_internal_state_1(BIF_ALIST_1) BIF_RET(make_small((Uint) words)); } else if (ERTS_IS_ATOM_STR("check_io_debug", BIF_ARG_1)) { - /* Used by (emulator) */ - int res; + /* Used by driver_SUITE (emulator) */ + Uint sz, *szp; + Eterm res, *hp, **hpp; + int no_errors; + ErtsCheckIoDebugInfo ciodi = {0}; #ifdef HAVE_ERTS_CHECK_IO_DEBUG erts_smp_proc_unlock(BIF_P,ERTS_PROC_LOCK_MAIN); - res = erts_check_io_debug(); + no_errors = erts_check_io_debug(&ciodi); erts_smp_proc_lock(BIF_P,ERTS_PROC_LOCK_MAIN); #else - res = 0; + no_errors = 0; #endif - ASSERT(res >= 0); - BIF_RET(erts_make_integer((Uint) res, BIF_P)); + sz = 0; + szp = &sz; + hpp = NULL; + while (1) { + res = erts_bld_tuple(hpp, szp, 4, + erts_bld_uint(hpp, szp, + (Uint) no_errors), + erts_bld_uint(hpp, szp, + (Uint) ciodi.no_used_fds), + erts_bld_uint(hpp, szp, + (Uint) ciodi.no_driver_select_structs), + erts_bld_uint(hpp, szp, + (Uint) ciodi.no_driver_event_structs)); + if (hpp) + break; + hp = HAlloc(BIF_P, sz); + szp = NULL; + hpp = &hp; + } + BIF_RET(res); } else if (ERTS_IS_ATOM_STR("process_info_args", BIF_ARG_1)) { /* Used by process_SUITE (emulator) */ diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c index 3927615e04..b9fd3b208e 100644 --- a/erts/emulator/beam/erl_db_util.c +++ b/erts/emulator/beam/erl_db_util.c @@ -198,11 +198,6 @@ set_match_trace(Process *tracee_p, Eterm fail_term, Eterm tracer, return ret; } - -/* Type checking... */ - -#define BOXED_IS_TUPLE(Boxed) is_arity_value(*boxed_val((Boxed))) - /* ** ** Types and enum's (compiled matches) @@ -218,6 +213,8 @@ typedef enum { matchTuple, matchPushT, matchPushL, + matchPushM, + matchPushK, matchPop, matchBind, matchCmp, @@ -227,11 +224,13 @@ typedef enum { matchEqRef, matchEq, matchList, + matchMap, matchSkip, matchPushC, matchConsA, /* Car is below Cdr */ matchConsB, /* Cdr is below Car (unusual) */ matchMkTuple, + matchMkMap, matchCall0, matchCall1, matchCall2, @@ -856,6 +855,13 @@ static int match_compact(ErlHeapFragment *expr, DMCErrInfo *err_info); static Uint my_size_object(Eterm t); static Eterm my_copy_struct(Eterm t, Eterm **hp, ErlOffHeap* off_heap); +/* Guard subroutines */ +static void +dmc_rearrange_constants(DMCContext *context, DMC_STACK_TYPE(UWord) *text, + int textpos, Eterm *p, Uint nelems); +static DMCRet +dmc_array(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm *p, Uint nelems, int *constant); /* Guard compilation */ static void do_emit_constant(DMCContext *context, DMC_STACK_TYPE(UWord) *text, Eterm t); @@ -869,6 +875,9 @@ static DMCRet dmc_tuple(DMCContext *context, DMC_STACK_TYPE(UWord) *text, Eterm t, int *constant); +static DMCRet +dmc_map(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm t, int *constant); static DMCRet dmc_variable(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, @@ -888,12 +897,14 @@ static DMCRet compile_guard_expr(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, Eterm t); -/* match expression subroutine */ +/* match expression subroutines */ static DMCRet dmc_one_term(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(Eterm) *stack, DMC_STACK_TYPE(UWord) *text, Eterm c); +static Eterm +dmc_private_copy(DMCContext *context, Eterm c); #ifdef DMC_DEBUG @@ -1364,7 +1375,51 @@ restart: for (;;) { switch (t & _TAG_PRIMARY_MASK) { case TAG_PRIMARY_BOXED: - if (!BOXED_IS_TUPLE(t)) { + if (is_map(t)) { + num_iters = map_get_size(map_val(t)); + if (!structure_checked) { + DMC_PUSH(text, matchMap); + DMC_PUSH(text, num_iters); + } + structure_checked = 0; + for (i = 0; i < num_iters; ++i) { + Eterm key = map_get_keys(map_val(t))[i]; + if (db_is_variable(key) >= 0) { + if (context.err_info) { + add_dmc_err(context.err_info, + "Variable found in map key.", + -1, 0UL, dmcError); + } + goto error; + } else if (key == am_Underscore) { + if (context.err_info) { + add_dmc_err(context.err_info, + "Underscore found in map key.", + -1, 0UL, dmcError); + } + goto error; + } + DMC_PUSH(text, matchPushK); + ++(context.stack_used); + DMC_PUSH(text, dmc_private_copy(&context, key)); + } + if (context.stack_used > context.stack_need) { + context.stack_need = context.stack_used; + } + for (i = num_iters; i--; ) { + Eterm value = map_get_values(map_val(t))[i]; + DMC_PUSH(text, matchPop); + --(context.stack_used); + res = dmc_one_term(&context, &heap, &stack, &text, + value); + ASSERT(res != retFail); + if (res == retRestart) { + goto restart; + } + } + break; + } + if (!is_tuple(t)) { goto simple_term; } num_iters = arityval(*tuple_val(t)); @@ -1715,10 +1770,8 @@ Eterm db_prog_match(Process *c_p, Binary *bprog, Uint32 *return_flags) { MatchProg *prog = Binary2MatchProg(bprog); - Eterm *ep; - Eterm *tp; + const Eterm *ep, *tp, **sp; Eterm t; - Eterm **sp; Eterm *esp; MatchVariable* variables; BeamInstr *cp; @@ -1808,7 +1861,7 @@ Eterm db_prog_match(Process *c_p, Binary *bprog, restart: ep = &term; esp = (Eterm*)((char*)mpsp->u.heap + prog->stack_offset); - sp = (Eterm **) esp; + sp = (const Eterm **)esp; ret = am_true; do_catch = 0; fail_label = -1; @@ -1887,6 +1940,34 @@ restart: *sp++ = list_val_rel(*ep,base); ++ep; break; + case matchMap: + if (!is_map_rel(*ep, base)) { + FAIL(); + } + n = *pc++; + if (map_get_size(map_val_rel(*ep, base)) < n) { + FAIL(); + } + ep = map_val_rel(*ep, base); + break; + case matchPushM: + if (!is_map_rel(*ep, base)) { + FAIL(); + } + n = *pc++; + if (map_get_size(map_val_rel(*ep, base)) < n) { + FAIL(); + } + *sp++ = map_val_rel(*ep++, base); + break; + case matchPushK: + t = (Eterm) *pc++; + tp = erts_maps_get_rel(t, make_map_rel(ep, base), base); + if (!tp) { + FAIL(); + } + *sp++ = tp; + break; case matchPop: ep = *(--sp); break; @@ -1987,6 +2068,23 @@ restart: } *esp++ = t; break; + case matchMkMap: + n = *pc++; + ehp = HAllocX(build_proc, 1 + MAP_HEADER_SIZE + n, HEAP_XTRA); + t = *ehp++ = *--esp; + { + map_t *m = (map_t *)ehp; + m->thing_word = MAP_HEADER; + m->size = n; + m->keys = t; + } + t = make_map(ehp); + ehp += MAP_HEADER_SIZE; + while (n--) { + *ehp++ = *--esp; + } + *esp++ = t; + break; case matchCall0: bif = (Eterm (*)(Process*, ...)) *pc++; t = (*bif)(build_proc, bif_args); @@ -3168,7 +3266,7 @@ int db_has_variable(Eterm obj) return(db_has_variable(obj)); /* Non wellformed list or [] */ } case TAG_PRIMARY_BOXED: - if (!BOXED_IS_TUPLE(obj)) { + if (!is_tuple(obj)) { return 0; } else { Eterm *tuple = tuple_val(obj); @@ -3243,7 +3341,6 @@ static DMCRet dmc_one_term(DMCContext *context, { Sint n; Eterm *hp; - ErlHeapFragment *tmp_mb; Uint sz, sz2, sz3; Uint i, j; @@ -3334,6 +3431,13 @@ static DMCRet dmc_one_term(DMCContext *context, DMC_PUSH(*text, n); DMC_PUSH(*stack, c); break; + case (_TAG_HEADER_MAP >> _TAG_PRIMARY_SIZE): + n = map_get_size(map_val(c)); + DMC_PUSH(*text, matchPushM); + ++(context->stack_used); + DMC_PUSH(*text, n); + DMC_PUSH(*stack, c); + break; case (_TAG_HEADER_REF >> _TAG_PRIMARY_SIZE): { Eterm* ref_val = internal_ref_val(c); @@ -3415,16 +3519,8 @@ static DMCRet dmc_one_term(DMCContext *context, #endif break; default: /* BINARY, FUN, VECTOR, or EXTERNAL */ - /* - ** Make a private copy... - */ - n = size_object(c); - tmp_mb = new_message_buffer(n); - hp = tmp_mb->mem; DMC_PUSH(*text, matchEqBin); - DMC_PUSH(*text, copy_struct(c, n, &hp, &(tmp_mb->off_heap))); - tmp_mb->next = context->save; - context->save = tmp_mb; + DMC_PUSH(*text, dmc_private_copy(context, c)); break; } break; @@ -3437,6 +3533,22 @@ static DMCRet dmc_one_term(DMCContext *context, } /* +** Make a private copy of a term in a context. +*/ + +static Eterm +dmc_private_copy(DMCContext *context, Eterm c) +{ + Uint n = size_object(c); + ErlHeapFragment *tmp_mb = new_message_buffer(n); + Eterm *hp = tmp_mb->mem; + Eterm copy = copy_struct(c, n, &hp, &(tmp_mb->off_heap)); + tmp_mb->next = context->save; + context->save = tmp_mb; + return copy; +} + +/* ** Match guard compilation */ @@ -3527,57 +3639,78 @@ static DMCRet dmc_list(DMCContext *context, return retOk; } -static DMCRet dmc_tuple(DMCContext *context, - DMCHeap *heap, - DMC_STACK_TYPE(UWord) *text, - Eterm t, - int *constant) +static void +dmc_rearrange_constants(DMCContext *context, DMC_STACK_TYPE(UWord) *text, + int textpos, Eterm *p, Uint nelems) { DMC_STACK_TYPE(UWord) instr_save; + Uint i; + + DMC_INIT_STACK(instr_save); + while (DMC_STACK_NUM(*text) > textpos) { + DMC_PUSH(instr_save, DMC_POP(*text)); + } + for (i = nelems; i--;) { + do_emit_constant(context, text, p[i]); + } + while(!DMC_EMPTY(instr_save)) { + DMC_PUSH(*text, DMC_POP(instr_save)); + } + DMC_FREE(instr_save); +} + +static DMCRet +dmc_array(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm *p, Uint nelems, int *constant) +{ int all_constant = 1; int textpos = DMC_STACK_NUM(*text); - Eterm *p = tuple_val(t); - Uint nelems = arityval(*p); Uint i; - int c; - DMCRet ret; /* - ** We remember where we started to layout code, + ** We remember where we started to layout code, ** assume all is constant and back up and restart if not so. - ** The tuple should be laid out with the last element first, - ** so we can memcpy the tuple to the eheap. + ** The array should be laid out with the last element first, + ** so we can memcpy it to the eheap. */ - for (i = nelems; i > 0; --i) { - if ((ret = dmc_expr(context, heap, text, p[i], &c)) != retOk) - return ret; - if (!c && all_constant) { - all_constant = 0; - if (i < nelems) { - Uint j; + for (i = nelems; i--;) { + DMCRet ret; + int c; - /* - * Oops, we need to relayout the constants. - * Save the already laid out instructions. - */ - DMC_INIT_STACK(instr_save); - while (DMC_STACK_NUM(*text) > textpos) - DMC_PUSH(instr_save, DMC_POP(*text)); - for (j = nelems; j > i; --j) - do_emit_constant(context, text, p[j]); - while(!DMC_EMPTY(instr_save)) - DMC_PUSH(*text, DMC_POP(instr_save)); - DMC_FREE(instr_save); - } - } else if (c && !all_constant) { - /* push a constant */ - do_emit_constant(context, text, p[i]); - } + ret = dmc_expr(context, heap, text, p[i], &c); + if (ret != retOk) { + return ret; + } + if (!c && all_constant) { + all_constant = 0; + if (i < nelems - 1) { + dmc_rearrange_constants(context, text, textpos, + p + i + 1, nelems - i - 1); + } + } else if (c && !all_constant) { + do_emit_constant(context, text, p[i]); + } + } + *constant = all_constant; + return retOk; +} + +static DMCRet +dmc_tuple(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm t, int *constant) +{ + int all_constant; + Eterm *p = tuple_val(t); + Uint nelems = arityval(*p); + DMCRet ret; + + ret = dmc_array(context, heap, text, p + 1, nelems, &all_constant); + if (ret != retOk) { + return ret; } - if (all_constant) { - *constant = 1; - return retOk; + *constant = 1; + return retOk; } DMC_PUSH(*text, matchMkTuple); DMC_PUSH(*text, nelems); @@ -3586,6 +3719,36 @@ static DMCRet dmc_tuple(DMCContext *context, return retOk; } +static DMCRet +dmc_map(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm t, int *constant) +{ + map_t *m = (map_t *)map_val(t); + Eterm *values = map_get_values(m); + int nelems = map_get_size(m); + int constant_values; + DMCRet ret; + + ret = dmc_array(context, heap, text, values, nelems, &constant_values); + if (ret != retOk) { + return ret; + } + if (constant_values) { + *constant = 1; + return retOk; + } + DMC_PUSH(*text, matchPushC); + DMC_PUSH(*text, dmc_private_copy(context, m->keys)); + if (++context->stack_used > context->stack_need) { + context->stack_need = context->stack_used; + } + DMC_PUSH(*text, matchMkMap); + DMC_PUSH(*text, nelems); + context->stack_used -= nelems; + *constant = 0; + return retOk; +} + static DMCRet dmc_whole_expression(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, @@ -4580,7 +4743,10 @@ static DMCRet dmc_expr(DMCContext *context, return ret; break; case TAG_PRIMARY_BOXED: - if (!BOXED_IS_TUPLE(t)) { + if (is_map(t)) { + return dmc_map(context, heap, text, t, constant); + } + if (!is_tuple(t)) { goto simple_term; } p = tuple_val(t); @@ -4855,7 +5021,7 @@ static Eterm my_copy_struct(Eterm t, Eterm **hp, ErlOffHeap* off_heap) *hp += 2; break; case TAG_PRIMARY_BOXED: - if (BOXED_IS_TUPLE(t)) { + if (is_tuple(t)) { if (arityval(*tuple_val(t)) == 1 && is_tuple(a = tuple_val(t)[1])) { Uint i,n; @@ -5126,6 +5292,12 @@ void db_match_dis(Binary *bp) ++t; erts_printf("Tuple\t%beu\n", n); break; + case matchMap: + ++t; + n = *t; + ++t; + erts_printf("Map\t%beu\n", n); + break; case matchPushT: ++t; n = *t; @@ -5136,6 +5308,18 @@ void db_match_dis(Binary *bp) ++t; erts_printf("PushL\n"); break; + case matchPushM: + ++t; + n = *t; + ++t; + erts_printf("PushM\t%beu\n", n); + break; + case matchPushK: + ++t; + p = (Eterm) *t; + ++t; + erts_printf("PushK\t%p (%T)\n", t, p); + break; case matchPop: ++t; erts_printf("Pop\n"); @@ -5252,6 +5436,12 @@ void db_match_dis(Binary *bp) ++t; erts_printf("MkTuple\t%beu\n", n); break; + case matchMkMap: + ++t; + n = *t; + ++t; + erts_printf("MkMapA\t%beu\n", n); + break; case matchOr: ++t; n = *t; diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index 1dc9e8a786..5f78a7b532 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -20,6 +20,8 @@ # include "config.h" #endif +#define ERL_WANT_GC_INTERNALS__ + #include "sys.h" #include "erl_vm.h" #include "global.h" diff --git a/erts/emulator/beam/erl_gc.h b/erts/emulator/beam/erl_gc.h index 5203dda263..bf0496c112 100644 --- a/erts/emulator/beam/erl_gc.h +++ b/erts/emulator/beam/erl_gc.h @@ -20,10 +20,12 @@ #ifndef __ERL_GC_H__ #define __ERL_GC_H__ -#include "erl_map.h" +#if defined(ERL_WANT_GC_INTERNALS__) || defined(ERTS_DO_INCL_GLB_INLINE_FUNC_DEF) /* GC declarations shared by beam/erl_gc.c and hipe/hipe_gc.c */ +#include "erl_map.h" + #if defined(DEBUG) && !ERTS_GLB_INLINE_INCL_FUNC_DEF # define HARDDEBUG 1 #endif @@ -67,8 +69,6 @@ do { \ #define in_area(ptr,start,nbytes) \ ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes)) -extern Uint erts_test_long_gc_sleep; - #if defined(DEBUG) || defined(ERTS_OFFHEAP_DEBUG) int within(Eterm *ptr, Process *p); #endif @@ -97,4 +97,33 @@ ERTS_GLB_INLINE Eterm follow_moved(Eterm term) } #endif +#endif /* ERL_GC_C__ || HIPE_GC_C__ */ + +/* + * Global exported + */ + +extern Uint erts_test_long_gc_sleep; + +typedef struct { + Uint64 reclaimed; + Uint64 garbage_cols; +} ErtsGCInfo; + +void erts_gc_info(ErtsGCInfo *gcip); +void erts_init_gc(void); +int erts_garbage_collect(struct process*, int, Eterm*, int); +void erts_garbage_collect_hibernate(struct process* p); +Eterm erts_gc_after_bif_call(struct process* p, Eterm result, Eterm* regs, Uint arity); +void erts_garbage_collect_literals(struct process* p, Eterm* literals, + Uint lit_size, + struct erl_off_heap_header* oh); +Uint erts_next_heap_size(Uint, Uint); +Eterm erts_heap_sizes(struct process* p); + +void erts_offset_off_heap(struct erl_off_heap*, Sint, Eterm*, Eterm*); +void erts_offset_heap_ptr(Eterm*, Uint, Sint, Eterm*, Eterm*); +void erts_offset_heap(Eterm*, Uint, Sint, Eterm*, Eterm*); +void erts_free_heap_frags(struct process* p); + #endif /* __ERL_GC_H__ */ diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index 88c4006934..77445ef1ff 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -161,9 +161,6 @@ int H_MIN_SIZE; /* The minimum heap grain */ int BIN_VH_MIN_SIZE; /* The minimum binary virtual*/ Uint32 erts_debug_flags; /* Debug flags. */ -#ifdef ERTS_OPCODE_COUNTER_SUPPORT -int count_instructions; -#endif int erts_backtrace_depth; /* How many functions to show in a backtrace * in error codes. */ @@ -548,6 +545,8 @@ void erts_usage(void) erts_fprintf(stderr, " see the erl(1) documentation for more info.\n"); erts_fprintf(stderr, "-sct cput set cpu topology,\n"); erts_fprintf(stderr, " see the erl(1) documentation for more info.\n"); + erts_fprintf(stderr, "-secio bool enable/disable eager check I/O scheduling,\n"); + erts_fprintf(stderr, " see the erl(1) documentation for more info.\n"); #if ERTS_HAVE_SCHED_UTIL_BALANCING_SUPPORT_OPT erts_fprintf(stderr, "-sub bool enable/disable scheduler utilization balancing,\n"); #else @@ -1674,6 +1673,22 @@ erl_start(int argc, char **argv) erts_usage(); } } + else if (has_prefix("ecio", sub_param)) { + arg = get_arg(sub_param+4, argv[i+1], &i); +#ifndef __OSE__ + if (sys_strcmp("true", arg) == 0) + erts_eager_check_io = 1; + else +#endif + if (sys_strcmp("false", arg) == 0) + erts_eager_check_io = 0; + else { + erts_fprintf(stderr, + "bad schedule eager check I/O value '%s'\n", + arg); + erts_usage(); + } + } else if (has_prefix("pp", sub_param)) { arg = get_arg(sub_param+2, argv[i+1], &i); if (sys_strcmp(arg, "true") == 0) @@ -1882,11 +1897,6 @@ erl_start(int argc, char **argv) if (argv[i][2] == 0) { /* -c: documented option */ erts_disable_tolerant_timeofday = 1; } -#ifdef ERTS_OPCODE_COUNTER_SUPPORT - else if (argv[i][2] == 'i') { /* -ci: undcoumented option*/ - count_instructions = 1; - } -#endif break; case 'W': arg = get_arg(argv[i]+2, argv[i+1], &i); diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c index 5e740aacdd..b2a16eb5ed 100644 --- a/erts/emulator/beam/erl_map.c +++ b/erts/emulator/beam/erl_map.c @@ -113,36 +113,55 @@ BIF_RETTYPE maps_to_list_1(BIF_ALIST_1) { * return value if key *matches* a key in the map */ -int erts_maps_find(Eterm key, Eterm map, Eterm *value) { - - Eterm *ks,*vs; +const Eterm * +#if HALFWORD_HEAP +erts_maps_get_rel(Eterm key, Eterm map, Eterm *map_base) +#else +erts_maps_get(Eterm key, Eterm map) +#endif +{ + Eterm *ks, *vs; map_t *mp; - Uint n,i; + Uint n, i; - mp = (map_t*)map_val(map); + mp = (map_t *)map_val_rel(map, map_base); n = map_get_size(mp); - ks = map_get_keys(mp); + + if (n == 0) { + return NULL; + } + + ks = (Eterm *)tuple_val_rel(mp->keys, map_base) + 1; vs = map_get_values(mp); - for( i = 0; i < n; i++) { - if (EQ(ks[i], key)) { - *value = vs[i]; - return 1; - } + if (is_immed(key)) { + for (i = 0; i < n; i++) { + if (ks[i] == key) { + return &vs[i]; + } + } + } + + for (i = 0; i < n; i++) { + if (eq_rel(ks[i], NULL, key, map_base)) { + return &vs[i]; + } } - return 0; + return NULL; } BIF_RETTYPE maps_find_2(BIF_ALIST_2) { if (is_map(BIF_ARG_2)) { - Eterm *hp, value,res; + Eterm *hp, res; + const Eterm *value; - if (erts_maps_find(BIF_ARG_1, BIF_ARG_2, &value)) { + value = erts_maps_get(BIF_ARG_1, BIF_ARG_2); + if (value) { hp = HAlloc(BIF_P, 3); res = make_tuple(hp); *hp++ = make_arityval(2); *hp++ = am_ok; - *hp++ = value; + *hp++ = *value; BIF_RET(res); } @@ -150,52 +169,22 @@ BIF_RETTYPE maps_find_2(BIF_ALIST_2) { } BIF_ERROR(BIF_P, BADARG); } + /* maps:get/2 * return value if key *matches* a key in the map * exception bad_key if none matches */ - -int erts_maps_get(Eterm key, Eterm map, Eterm *value) { - Eterm *ks,*vs; - map_t *mp; - Uint n,i; - - mp = (map_t*)map_val(map); - n = map_get_size(mp); - - if (n == 0) - return 0; - - ks = map_get_keys(mp); - vs = map_get_values(mp); - - if (is_immed(key)) { - for( i = 0; i < n; i++) { - if (ks[i] == key) { - *value = vs[i]; - return 1; - } - } - } - - for( i = 0; i < n; i++) { - if (EQ(ks[i], key)) { - *value = vs[i]; - return 1; - } - } - return 0; -} - BIF_RETTYPE maps_get_2(BIF_ALIST_2) { if (is_map(BIF_ARG_2)) { Eterm *hp; - Eterm value, error; + Eterm error; + const Eterm *value; char *s_error; - if (erts_maps_get(BIF_ARG_1, BIF_ARG_2, &value)) { - BIF_RET(value); + value = erts_maps_get(BIF_ARG_1, BIF_ARG_2); + if (value) { + BIF_RET(*value); } s_error = "bad_key"; diff --git a/erts/emulator/beam/erl_map.h b/erts/emulator/beam/erl_map.h index cfacb2ec28..2e02ca4677 100644 --- a/erts/emulator/beam/erl_map.h +++ b/erts/emulator/beam/erl_map.h @@ -64,9 +64,17 @@ typedef struct map_s { Eterm erts_maps_put(Process *p, Eterm key, Eterm value, Eterm map); int erts_maps_update(Process *p, Eterm key, Eterm value, Eterm map, Eterm *res); -int erts_maps_find(Eterm key, Eterm map, Eterm *value); -int erts_maps_get(Eterm key, Eterm map, Eterm *value); int erts_maps_remove(Process *p, Eterm key, Eterm map, Eterm *res); int erts_validate_and_sort_map(map_t* map); + +#if HALFWORD_HEAP +const Eterm * +erts_maps_get_rel(Eterm key, Eterm map, Eterm *map_base); +# define erts_maps_get(A, B) erts_maps_get_rel(A, B, NULL) +#else +const Eterm * +erts_maps_get(Eterm key, Eterm map); +# define erts_maps_get_rel(A, B, B_BASE) erts_maps_get(A, B) #endif +#endif diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 3708133f40..caa9eba8a7 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -1954,10 +1954,16 @@ int enif_get_map_value(ErlNifEnv* env, Eterm key, Eterm *value) { + const Eterm *ret; if (is_not_map(map)) { return 0; } - return erts_maps_get(key, map, value); + ret = erts_maps_get(key, map); + if (ret) { + *value = *ret; + return 1; + } + return 0; } int enif_make_map_update(ErlNifEnv* env, diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h index 226fc199a1..849024453c 100644 --- a/erts/emulator/beam/erl_nif.h +++ b/erts/emulator/beam/erl_nif.h @@ -241,21 +241,10 @@ extern TWinDynNifCallbacks WinDynNifCallbacks; # else # define ERL_NIF_INIT_DECL(MODNAME) __declspec(dllexport) ErlNifEntry* nif_init(TWinDynNifCallbacks* callbacks) # endif -# ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT -# define ERL_NIF_INIT_BODY do { \ - memcpy(&WinDynNifCallbacks,callbacks,sizeof(TWinDynNifCallbacks)); \ - entry.options = ERL_NIF_DIRTY_NIF_OPTION; \ - } while(0) -# else -# define ERL_NIF_INIT_BODY memcpy(&WinDynNifCallbacks,callbacks,sizeof(TWinDynNifCallbacks)) -# endif +# define ERL_NIF_INIT_BODY memcpy(&WinDynNifCallbacks,callbacks,sizeof(TWinDynNifCallbacks)) #else # define ERL_NIF_INIT_GLOB -# ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT -# define ERL_NIF_INIT_BODY entry.options = ERL_NIF_DIRTY_NIF_OPTION -# else -# define ERL_NIF_INIT_BODY -# endif +# define ERL_NIF_INIT_BODY # ifdef STATIC_ERLANG_NIF # define ERL_NIF_INIT_DECL(MODNAME) ErlNifEntry* MODNAME ## _nif_init(void) # else @@ -263,6 +252,11 @@ extern TWinDynNifCallbacks WinDynNifCallbacks; # endif #endif +#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT +# define ERL_NIF_ENTRY_OPTIONS ERL_NIF_DIRTY_NIF_OPTION +#else +# define ERL_NIF_ENTRY_OPTIONS 0 +#endif #ifdef __cplusplus } @@ -288,7 +282,8 @@ ERL_NIF_INIT_DECL(NAME) \ sizeof(FUNCS) / sizeof(*FUNCS), \ FUNCS, \ LOAD, RELOAD, UPGRADE, UNLOAD, \ - ERL_NIF_VM_VARIANT \ + ERL_NIF_VM_VARIANT, \ + ERL_NIF_ENTRY_OPTIONS \ }; \ ERL_NIF_INIT_BODY; \ return &entry; \ diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index 682f6f8f4b..2aa0a27197 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -32,6 +32,7 @@ #include "global.h" #include "erl_port_task.h" #include "dist.h" +#include "erl_check_io.h" #include "dtrace-wrapper.h" #include <stdarg.h> @@ -550,6 +551,16 @@ reset_handle(ErtsPortTask *ptp) } static ERTS_INLINE void +reset_executed_io_task_handle(ErtsPortTask *ptp) +{ + if (ptp->u.alive.handle) { + ASSERT(ptp == handle2task(ptp->u.alive.handle)); + erts_io_notify_port_task_executed(ptp->u.alive.handle); + reset_port_task_handle(ptp->u.alive.handle); + } +} + +static ERTS_INLINE void set_handle(ErtsPortTask *ptp, ErtsPortTaskHandle *pthp) { ptp->u.alive.handle = pthp; @@ -1396,10 +1407,7 @@ erts_port_task_schedule(Eterm id, erts_aint32_t act, add_flags; unsigned int prof_runnable_ports; - if (pthp && erts_port_task_is_scheduled(pthp)) { - ASSERT(0); - erts_port_task_abort(pthp); - } + ERTS_LC_ASSERT(!pthp || !erts_port_task_is_scheduled(pthp)); ASSERT(is_internal_port(id)); @@ -1699,8 +1707,6 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) goto aborted_port_task; } - reset_handle(ptp); - if (erts_system_monitor_long_schedule != 0) { start_time = erts_timestamp_millis(); } @@ -1711,6 +1717,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) switch (ptp->type) { case ERTS_PORT_TASK_TIMEOUT: + reset_handle(ptp); reds = ERTS_PORT_REDS_TIMEOUT; if (!(state & ERTS_PORT_SFLGS_DEAD)) { DTRACE_DRIVER(driver_timeout, pp); @@ -1725,6 +1732,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) for input and output */ (*pp->drv_ptr->ready_input)((ErlDrvData) pp->drv_data, ptp->u.alive.td.io.event); + reset_executed_io_task_handle(ptp); io_tasks_executed++; break; case ERTS_PORT_TASK_OUTPUT: @@ -1733,6 +1741,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) DTRACE_DRIVER(driver_ready_output, pp); (*pp->drv_ptr->ready_output)((ErlDrvData) pp->drv_data, ptp->u.alive.td.io.event); + reset_executed_io_task_handle(ptp); io_tasks_executed++; break; case ERTS_PORT_TASK_EVENT: @@ -1742,10 +1751,12 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) (*pp->drv_ptr->event)((ErlDrvData) pp->drv_data, ptp->u.alive.td.io.event, ptp->u.alive.td.io.event_data); + reset_executed_io_task_handle(ptp); io_tasks_executed++; break; case ERTS_PORT_TASK_PROC_SIG: { ErtsProc2PortSigData *sigdp = &ptp->u.alive.td.psig.data; + reset_handle(ptp); ASSERT((state & ERTS_PORT_SFLGS_DEAD) == 0); if (!pp->sched.taskq.bpq) reds = ptp->u.alive.td.psig.callback(pp, @@ -1763,6 +1774,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) break; } case ERTS_PORT_TASK_DIST_CMD: + reset_handle(ptp); reds = erts_dist_command(pp, CONTEXT_REDS - pp->reds); break; default: diff --git a/erts/emulator/beam/erl_port_task.h b/erts/emulator/beam/erl_port_task.h index 9ef0cfcedc..406cd3c492 100644 --- a/erts/emulator/beam/erl_port_task.h +++ b/erts/emulator/beam/erl_port_task.h @@ -156,7 +156,7 @@ erts_port_task_handle_init(ErtsPortTaskHandle *pthp) ERTS_GLB_INLINE int erts_port_task_is_scheduled(ErtsPortTaskHandle *pthp) { - return ((void *) erts_smp_atomic_read_nob(pthp)) != NULL; + return ((void *) erts_smp_atomic_read_acqb(pthp)) != NULL; } ERTS_GLB_INLINE void erts_port_task_pre_init_sched(ErtsPortTaskSched *ptsp, diff --git a/erts/emulator/beam/erl_printf_term.c b/erts/emulator/beam/erl_printf_term.c index 1a0c7a9fc9..74e38c13df 100644 --- a/erts/emulator/beam/erl_printf_term.c +++ b/erts/emulator/beam/erl_printf_term.c @@ -303,13 +303,9 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, tl = CDR(cons); if (is_not_nil(tl)) { if (is_list(tl)) { - WSTACK_PUSH(s, tl); - WSTACK_PUSH(s, PRT_ONE_CONS); - WSTACK_PUSH(s, PRT_COMMA); + WSTACK_PUSH3(s, tl, PRT_ONE_CONS, PRT_COMMA); } else { - WSTACK_PUSH(s, tl); - WSTACK_PUSH(s, PRT_TERM); - WSTACK_PUSH(s, PRT_BAR); + WSTACK_PUSH3(s, tl, PRT_TERM, PRT_BAR); } } } @@ -319,9 +315,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, break; default: /* PRT_LAST_ARRAY_ELEMENT+1 and upwards */ obj = *popped.ptr; - WSTACK_PUSH(s, (UWord) (popped.ptr + 1)); - WSTACK_PUSH(s, val-1); - WSTACK_PUSH(s, PRT_COMMA); + WSTACK_PUSH3(s, (UWord) (popped.ptr + 1), val-1, PRT_COMMA); break; } break; @@ -451,8 +445,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, WSTACK_PUSH(s,PRT_CLOSE_TUPLE); ++nobj; if (i > 0) { - WSTACK_PUSH(s, (UWord) nobj); - WSTACK_PUSH(s, PRT_LAST_ARRAY_ELEMENT+i-1); + WSTACK_PUSH2(s, (UWord) nobj, PRT_LAST_ARRAY_ELEMENT+i-1); } break; case FLOAT_DEF: { @@ -574,19 +567,10 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, WSTACK_PUSH(s, PRT_CLOSE_TUPLE); if (n > 0) { n--; - WSTACK_PUSH(s, vs[n]); - WSTACK_PUSH(s, PRT_TERM); - WSTACK_PUSH(s, PRT_ASSOC); - WSTACK_PUSH(s, ks[n]); - WSTACK_PUSH(s, PRT_TERM); - + WSTACK_PUSH5(s, vs[n], PRT_TERM, PRT_ASSOC, ks[n], PRT_TERM); while (n--) { - WSTACK_PUSH(s, PRT_COMMA); - WSTACK_PUSH(s, vs[n]); - WSTACK_PUSH(s, PRT_TERM); - WSTACK_PUSH(s, PRT_ASSOC); - WSTACK_PUSH(s, ks[n]); - WSTACK_PUSH(s, PRT_TERM); + WSTACK_PUSH6(s, PRT_COMMA, vs[n], PRT_TERM, PRT_ASSOC, + ks[n], PRT_TERM); } } } diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index 20a88ec581..7b272885a7 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -148,6 +148,12 @@ extern BeamInstr beam_apply[]; extern BeamInstr beam_exit[]; extern BeamInstr beam_continue_exit[]; +#ifdef __OSE__ +/* Eager check I/O not supported on OSE yet. */ +int erts_eager_check_io = 0; +#else +int erts_eager_check_io = 1; +#endif int erts_sched_compact_load; int erts_sched_balance_util = 0; Uint erts_no_schedulers; @@ -2381,29 +2387,47 @@ try_set_sys_scheduling(void) #endif static ERTS_INLINE int -prepare_for_sys_schedule(ErtsSchedulerData *esdp) +prepare_for_sys_schedule(ErtsSchedulerData *esdp, int non_blocking) { + if (non_blocking && erts_eager_check_io) { #ifdef ERTS_SMP - while (!erts_port_task_have_outstanding_io_tasks() - && try_set_sys_scheduling()) { #ifdef ERTS_SCHED_ONLY_POLL_SCHED_1 - if (esdp->no != 1) { - /* If we are not scheduler 1 and ERTS_SCHED_ONLY_POLL_SCHED_1 is used - then we make sure to wake scheduler 1 */ - ErtsRunQueue *rq = ERTS_RUNQ_IX(0); - clear_sys_scheduling(); - wake_scheduler(rq); - return 0; - } + if (esdp->no != 1) { + /* If we are not scheduler 1 and ERTS_SCHED_ONLY_POLL_SCHED_1 is used + then we make sure to wake scheduler 1 */ + ErtsRunQueue *rq = ERTS_RUNQ_IX(0); + wake_scheduler(rq); + return 0; + } #endif - if (!erts_port_task_have_outstanding_io_tasks()) + return try_set_sys_scheduling(); +#else return 1; - clear_sys_scheduling(); +#endif } - return 0; + else { +#ifdef ERTS_SMP + while (!erts_port_task_have_outstanding_io_tasks() + && try_set_sys_scheduling()) { +#ifdef ERTS_SCHED_ONLY_POLL_SCHED_1 + if (esdp->no != 1) { + /* If we are not scheduler 1 and ERTS_SCHED_ONLY_POLL_SCHED_1 is used + then we make sure to wake scheduler 1 */ + ErtsRunQueue *rq = ERTS_RUNQ_IX(0); + clear_sys_scheduling(); + wake_scheduler(rq); + return 0; + } +#endif + if (!erts_port_task_have_outstanding_io_tasks()) + return 1; + clear_sys_scheduling(); + } + return 0; #else - return !erts_port_task_have_outstanding_io_tasks(); + return !erts_port_task_have_outstanding_io_tasks(); #endif + } } #ifdef ERTS_SMP @@ -2780,7 +2804,7 @@ scheduler_wait(int *fcalls, ErtsSchedulerData *esdp, ErtsRunQueue *rq) * be waiting in erl_sys_schedule() */ - if (ERTS_SCHEDULER_IS_DIRTY(esdp) || !prepare_for_sys_schedule(esdp)) { + if (ERTS_SCHEDULER_IS_DIRTY(esdp) || !prepare_for_sys_schedule(esdp, 0)) { sched_waiting(esdp->no, rq); @@ -2944,7 +2968,7 @@ scheduler_wait(int *fcalls, ErtsSchedulerData *esdp, ErtsRunQueue *rq) * Got to check that we still got I/O tasks; otherwise * we have to continue checking for I/O... */ - if (!prepare_for_sys_schedule(esdp)) { + if (!prepare_for_sys_schedule(esdp, 0)) { spincount *= ERTS_SCHED_TSE_SLEEP_SPINCOUNT_FACT; goto tse_wait; } @@ -2966,7 +2990,7 @@ scheduler_wait(int *fcalls, ErtsSchedulerData *esdp, ErtsRunQueue *rq) * Got to check that we still got I/O tasks; otherwise * we have to wait in erl_sys_schedule() after all... */ - if (!prepare_for_sys_schedule(esdp)) { + if (!prepare_for_sys_schedule(esdp, 0)) { /* * Not allowed to wait in erl_sys_schedule; * do tse wait instead... @@ -9200,7 +9224,7 @@ Process *schedule(Process *p, int calls) } else if (!ERTS_SCHEDULER_IS_DIRTY(esdp) && (fcalls > input_reductions && - prepare_for_sys_schedule(esdp))) { + prepare_for_sys_schedule(esdp, !0))) { /* * Schedule system-level activities. */ @@ -9208,8 +9232,6 @@ Process *schedule(Process *p, int calls) erts_smp_atomic32_set_relb(&function_calls, 0); fcalls = 0; - ASSERT(!erts_port_task_have_outstanding_io_tasks()); - #if 0 /* Not needed since we wont wait in sys schedule */ erts_sys_schedule_interrupt(0); #endif @@ -9241,7 +9263,9 @@ Process *schedule(Process *p, int calls) if (RUNQ_READ_LEN(&rq->ports.info.len)) { int have_outstanding_io; have_outstanding_io = erts_port_task_execute(rq, &esdp->current_port); - if ((have_outstanding_io && fcalls > 2*input_reductions) + if ((!erts_eager_check_io + && have_outstanding_io + && fcalls > 2*input_reductions) || rq->halt_in_progress) { /* * If we have performed more than 2*INPUT_REDUCTIONS since diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 3b0798207e..3d08be25ff 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -58,6 +58,7 @@ typedef struct process Process; #include "external.h" #include "erl_mseg.h" #include "erl_async.h" +#include "erl_gc.h" #ifdef HIPE #include "hipe_process.h" @@ -104,6 +105,7 @@ struct saved_calls { }; extern Export exp_send, exp_receive, exp_timeout; +extern int erts_eager_check_io; extern int erts_sched_compact_load; extern int erts_sched_balance_util; extern Uint erts_no_schedulers; @@ -488,11 +490,6 @@ typedef struct { } ErtsSchedWallTime; typedef struct { - Uint64 reclaimed; - Uint64 garbage_cols; -} ErtsGCInfo; - -typedef struct { int sched; erts_aint32_t aux_work; } ErtsDelayedAuxWorkWakeupJob; diff --git a/erts/emulator/beam/erl_vm.h b/erts/emulator/beam/erl_vm.h index b7de8208ad..78d98229d8 100644 --- a/erts/emulator/beam/erl_vm.h +++ b/erts/emulator/beam/erl_vm.h @@ -20,8 +20,6 @@ #ifndef __ERL_VM_H__ #define __ERL_VM_H__ -/* #define ERTS_OPCODE_COUNTER_SUPPORT */ - /* FORCE_HEAP_FRAGS: * Debug provocation to make HAlloc always create heap fragments (if allowed) * even if there is room on heap. diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 196913a741..601cbe9d7d 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -36,7 +36,9 @@ #include "erl_process.h" #include "error.h" #include "external.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "dist.h" #include "erl_binary.h" @@ -498,15 +500,37 @@ byte *erts_encode_ext_dist_header_finalize(byte *ext, ErtsAtomCache *cache, Uint return ep; } -Uint erts_encode_dist_ext_size(Eterm term, Uint32 flags, ErtsAtomCacheMap *acmp) +int erts_encode_dist_ext_size(Eterm term, Uint32 flags, ErtsAtomCacheMap *acmp, + Uint* szp) { - Uint sz = 0; + Uint sz; + if (encode_size_struct_int(NULL, acmp, term, flags, NULL, &sz)) { + return -1; + } else { #ifndef ERTS_DEBUG_USE_DIST_SEP - if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) + if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) #endif - sz++ /* VERSION_MAGIC */; - sz += encode_size_struct2(acmp, term, flags); - return sz; + sz++ /* VERSION_MAGIC */; + + *szp += sz; + return 0; + } +} + +int erts_encode_dist_ext_size_int(Eterm term, struct erts_dsig_send_context* ctx, Uint* szp) +{ + Uint sz; + if (encode_size_struct_int(&ctx->u.sc, ctx->acmp, term, ctx->flags, &ctx->reds, &sz)) { + return -1; + } else { +#ifndef ERTS_DEBUG_USE_DIST_SEP + if (!(ctx->flags & DFLAG_DIST_HDR_ATOM_CACHE)) +#endif + sz++ /* VERSION_MAGIC */; + + *szp += sz; + return 0; + } } Uint erts_encode_ext_size(Eterm term) @@ -527,19 +551,16 @@ Uint erts_encode_ext_size_ets(Eterm term) } -void erts_encode_dist_ext(Eterm term, byte **ext, Uint32 flags, ErtsAtomCacheMap *acmp) +int erts_encode_dist_ext(Eterm term, byte **ext, Uint32 flags, ErtsAtomCacheMap *acmp, + TTBEncodeContext* ctx, Sint* reds) { - byte *ep = *ext; -#ifndef ERTS_DEBUG_USE_DIST_SEP - if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) -#endif - *ep++ = VERSION_MAGIC; - ep = enc_term(acmp, term, ep, flags, NULL); - if (!ep) - erl_exit(ERTS_ABORT_EXIT, - "%s:%d:erts_encode_dist_ext(): Internal data structure error\n", - __FILE__, __LINE__); - *ext = ep; + if (!ctx || !ctx->wstack.wstart) { + #ifndef ERTS_DEBUG_USE_DIST_SEP + if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) + #endif + *(*ext)++ = VERSION_MAGIC; + } + return enc_term_int(ctx, acmp, term, *ext, flags, NULL, reds, ext); } void erts_encode_ext(Eterm term, byte **ext) @@ -1740,54 +1761,14 @@ erts_term_to_binary(Process* p, Eterm Term, int level, Uint flags) { return erts_term_to_binary_simple(p, Term, size, level, flags); } -/* Define for testing */ -/* #define EXTREME_TTB_TRAPPING 1 */ +/* Define EXTREME_TTB_TRAPPING for testing in dist.h */ #ifndef EXTREME_TTB_TRAPPING -#define TERM_TO_BINARY_LOOP_FACTOR 32 #define TERM_TO_BINARY_COMPRESS_CHUNK (1 << 18) #else -#define TERM_TO_BINARY_LOOP_FACTOR 1 #define TERM_TO_BINARY_COMPRESS_CHUNK 10 #endif - - -typedef enum { TTBSize, TTBEncode, TTBCompress } TTBState; -typedef struct TTBSizeContext_ { - Uint flags; - int level; - Uint result; - Eterm obj; - ErtsEStack estack; -} TTBSizeContext; - -typedef struct TTBEncodeContext_ { - Uint flags; - int level; - byte* ep; - Eterm obj; - ErtsWStack wstack; - Binary *result_bin; -} TTBEncodeContext; - -typedef struct { - Uint real_size; - Uint dest_len; - byte *dbytes; - Binary *result_bin; - Binary *destination_bin; - z_stream stream; -} TTBCompressContext; - -typedef struct { - int alive; - TTBState state; - union { - TTBSizeContext sc; - TTBEncodeContext ec; - TTBCompressContext cc; - } s; -} TTBContext; +#define TERM_TO_BINARY_MEMCPY_FACTOR 8 static void ttb_context_destructor(Binary *context_bin) { @@ -2321,8 +2302,9 @@ dec_pid(ErtsDistExternal *edep, Eterm** hpp, byte* ep, ErlOffHeap* off_heap, Ete #define ENC_TERM ((Eterm) 0) #define ENC_ONE_CONS ((Eterm) 1) #define ENC_PATCH_FUN_SIZE ((Eterm) 2) -#define ENC_LAST_ARRAY_ELEMENT ((Eterm) 3) - +#define ENC_BIN_COPY ((Eterm) 3) +#define ENC_MAP_PAIR ((Eterm) 4) +#define ENC_LAST_ARRAY_ELEMENT ((Eterm) 5) static byte* enc_term(ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, Uint32 dflags, @@ -2358,6 +2340,9 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, WSTACK_RESTORE(s, &ctx->wstack); ep = ctx->ep; obj = ctx->obj; + if (is_non_value(obj)) { + goto outer_loop; + } } } @@ -2381,8 +2366,8 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, obj = CAR(cons); tl = CDR(cons); - WSTACK_PUSH(s, is_list(tl) ? ENC_ONE_CONS : ENC_TERM); - WSTACK_PUSH(s, tl); + WSTACK_PUSH2(s, (is_list(tl) ? ENC_ONE_CONS : ENC_TERM), + tl); } break; case ENC_PATCH_FUN_SIZE: @@ -2395,6 +2380,39 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, put_int32(ep - size_p, size_p); } goto outer_loop; + case ENC_BIN_COPY: { + Uint bits = (Uint)obj; + Uint bitoffs = WSTACK_POP(s); + byte* bytes = (byte*) WSTACK_POP(s); + byte* dst = (byte*) WSTACK_POP(s); + if (bits > r * (TERM_TO_BINARY_MEMCPY_FACTOR * 8)) { + Uint n = r * TERM_TO_BINARY_MEMCPY_FACTOR; + WSTACK_PUSH5(s, (UWord)(dst + n), (UWord)(bytes + n), bitoffs, + ENC_BIN_COPY, bits - 8*n); + bits = 8*n; + copy_binary_to_buffer(dst, 0, bytes, bitoffs, bits); + obj = THE_NON_VALUE; + r = 0; /* yield */ + break; + } else { + copy_binary_to_buffer(dst, 0, bytes, bitoffs, bits); + r -= bits / (TERM_TO_BINARY_MEMCPY_FACTOR * 8); + goto outer_loop; + } + } + case ENC_MAP_PAIR: { + Uint pairs_left = obj; + Eterm *vptr = (Eterm*) WSTACK_POP(s); + Eterm *kptr = (Eterm*) WSTACK_POP(s); + + obj = *kptr; + if (--pairs_left > 0) { + WSTACK_PUSH4(s, (UWord)(kptr+1), (UWord)(vptr+1), + ENC_MAP_PAIR, pairs_left); + } + WSTACK_PUSH2(s, ENC_TERM, *vptr); + break; + } case ENC_LAST_ARRAY_ELEMENT: /* obj is the tuple */ { @@ -2413,17 +2431,16 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, #else Eterm* ptr = (Eterm *) obj; #endif - WSTACK_PUSH(s, val-1); obj = *ptr++; - WSTACK_PUSH(s, (UWord)ptr); + WSTACK_PUSH2(s, val-1, (UWord)ptr); } break; } L_jump_start: - if (ctx && --r == 0) { - *reds = r; + if (ctx && --r <= 0) { + *reds = 0; ctx->obj = obj; ctx->ep = ep; WSTACK_SAVE(s, &ctx->wstack); @@ -2572,8 +2589,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, ep += 4; } if (i > 0) { - WSTACK_PUSH(s, ENC_LAST_ARRAY_ELEMENT+i-1); - WSTACK_PUSH(s, (UWord)ptr); + WSTACK_PUSH2(s, ENC_LAST_ARRAY_ELEMENT+i-1, (UWord)ptr); } break; @@ -2589,18 +2605,8 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, Eterm *kptr = map_get_keys(mp); Eterm *vptr = map_get_values(mp); - for (i = size-1; i >= 1; i--) { - WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) vptr[i]); - WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) kptr[i]); - } - - WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) vptr[0]); - - obj = kptr[0]; - goto L_jump_start; + WSTACK_PUSH4(s, (UWord)kptr, (UWord)vptr, + ENC_MAP_PAIR, size); } } break; @@ -2638,6 +2644,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, Uint bitoffs; Uint bitsize; byte* bytes; + byte* data_dst; ERTS_GET_BINARY_BYTES(obj, bytes, bitoffs, bitsize); if (dflags & DFLAG_INTERNAL_TAGS) { @@ -2683,7 +2690,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, j = binary_size(obj); put_int32(j, ep); ep += 4; - copy_binary_to_buffer(ep, 0, bytes, bitoffs, 8*j); + data_dst = ep; ep += j; } else if (dflags & DFLAG_BIT_BINARIES) { /* Bit-level binary. */ @@ -2693,7 +2700,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, ep += 4; *ep++ = bitsize; ep[j] = 0; /* Zero unused bits at end of binary */ - copy_binary_to_buffer(ep, 0, bytes, bitoffs, 8*j+bitsize); + data_dst = ep; ep += j + 1; } else { /* @@ -2707,11 +2714,18 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, put_int32((j+1), ep); ep += 4; ep[j] = 0; /* Zero unused bits at end of binary */ - copy_binary_to_buffer(ep, 0, bytes, bitoffs, 8*j+bitsize); + data_dst = ep; ep += j+1; *ep++ = SMALL_INTEGER_EXT; *ep++ = bitsize; } + if (ctx && j > r * TERM_TO_BINARY_MEMCPY_FACTOR) { + WSTACK_PUSH5(s, (UWord)data_dst, (UWord)bytes, bitoffs, + ENC_BIN_COPY, 8*j + bitsize); + } else { + copy_binary_to_buffer(data_dst, 0, bytes, bitoffs, + 8 * j + bitsize); + } } break; case EXPORT_DEF: @@ -2740,13 +2754,12 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, case FUN_DEF: { ErlFunThing* funp = (ErlFunThing *) fun_val(obj); + int ei; if ((dflags & DFLAG_NEW_FUN_TAGS) != 0) { - int ei; - *ep++ = NEW_FUN_EXT; - WSTACK_PUSH(s, ENC_PATCH_FUN_SIZE); - WSTACK_PUSH(s, (UWord) ep); /* Position for patching in size */ + WSTACK_PUSH2(s, ENC_PATCH_FUN_SIZE, + (UWord) ep); /* Position for patching in size */ ep += 4; *ep = funp->arity; ep += 1; @@ -2760,16 +2773,6 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, ep = enc_term(acmp, make_small(funp->fe->old_index), ep, dflags, off_heap); ep = enc_term(acmp, make_small(funp->fe->old_uniq), ep, dflags, off_heap); ep = enc_pid(acmp, funp->creator, ep, dflags); - - fun_env: - for (ei = funp->num_free-1; ei > 0; ei--) { - WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) funp->env[ei]); - } - if (funp->num_free != 0) { - obj = funp->env[0]; - goto L_jump_start; - } } else { /* * Communicating with an obsolete erl_interface or @@ -2801,7 +2804,13 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, *ep++ = SMALL_TUPLE_EXT; put_int8(funp->num_free, ep); ep += 1; - goto fun_env; + } + for (ei = funp->num_free-1; ei > 0; ei--) { + WSTACK_PUSH2(s, ENC_TERM, (UWord) funp->env[ei]); + } + if (funp->num_free != 0) { + obj = funp->env[0]; + goto L_jump_start; } } break; diff --git a/erts/emulator/beam/external.h b/erts/emulator/beam/external.h index bf00958eb1..f120e96e3b 100644 --- a/erts/emulator/beam/external.h +++ b/erts/emulator/beam/external.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2013. All Rights Reserved. + * Copyright Ericsson AB 1996-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -150,6 +150,7 @@ typedef struct { Uint extsize; } ErtsBinary2TermState; + /* -------------------------------------------------------------------------- */ void erts_init_atom_cache_map(ErtsAtomCacheMap *); @@ -161,8 +162,12 @@ Uint erts_encode_ext_dist_header_size(ErtsAtomCacheMap *); Uint erts_encode_ext_dist_header_size(ErtsAtomCacheMap *); byte *erts_encode_ext_dist_header_setup(byte *, ErtsAtomCacheMap *); byte *erts_encode_ext_dist_header_finalize(byte *, ErtsAtomCache *, Uint32); -Uint erts_encode_dist_ext_size(Eterm, Uint32, ErtsAtomCacheMap *); -void erts_encode_dist_ext(Eterm, byte **, Uint32, ErtsAtomCacheMap *); +struct erts_dsig_send_context; +int erts_encode_dist_ext_size(Eterm, Uint32, ErtsAtomCacheMap*, Uint* szp); +int erts_encode_dist_ext_size_int(Eterm term, struct erts_dsig_send_context* ctx, Uint* szp); +struct TTBEncodeContext_; +int erts_encode_dist_ext(Eterm, byte **, Uint32, ErtsAtomCacheMap *, + struct TTBEncodeContext_ *, Sint* reds); Uint erts_encode_ext_size(Eterm); Uint erts_encode_ext_size_2(Eterm, unsigned); diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index 891046a8b5..ec8c1e3ccb 100644 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -41,6 +41,7 @@ #include "error.h" #include "erl_utils.h" #include "erl_port.h" +#include "erl_gc.h" struct enif_environment_t /* ErlNifEnv */ { @@ -479,6 +480,17 @@ do { \ *s.sp++ = (z); \ } while(0) +#define ESTACK_PUSH4(s, E1, E2, E3, E4) \ +do { \ + if (s.sp > s.end - 4) { \ + erl_grow_estack(&s, ESTK_DEF_STACK(s)); \ + } \ + *s.sp++ = (E1); \ + *s.sp++ = (E2); \ + *s.sp++ = (E3); \ + *s.sp++ = (E4); \ +} while(0) + #define ESTACK_COUNT(s) (s.sp - s.start) #define ESTACK_ISEMPTY(s) (s.sp == s.start) #define ESTACK_POP(s) (*(--s.sp)) @@ -597,6 +609,42 @@ do { \ *s.wsp++ = (z); \ } while(0) +#define WSTACK_PUSH4(s, A1, A2, A3, A4) \ +do { \ + if (s.wsp > s.wend - 4) { \ + erl_grow_wstack(&s, WSTK_DEF_STACK(s)); \ + } \ + *s.wsp++ = (A1); \ + *s.wsp++ = (A2); \ + *s.wsp++ = (A3); \ + *s.wsp++ = (A4); \ +} while(0) + +#define WSTACK_PUSH5(s, A1, A2, A3, A4, A5) \ +do { \ + if (s.wsp > s.wend - 5) { \ + erl_grow_wstack(&s, WSTK_DEF_STACK(s)); \ + } \ + *s.wsp++ = (A1); \ + *s.wsp++ = (A2); \ + *s.wsp++ = (A3); \ + *s.wsp++ = (A4); \ + *s.wsp++ = (A5); \ +} while(0) + +#define WSTACK_PUSH6(s, A1, A2, A3, A4, A5, A6) \ +do { \ + if (s.wsp > s.wend - 6) { \ + erl_grow_wstack(&s, WSTK_DEF_STACK(s)); \ + } \ + *s.wsp++ = (A1); \ + *s.wsp++ = (A2); \ + *s.wsp++ = (A3); \ + *s.wsp++ = (A4); \ + *s.wsp++ = (A5); \ + *s.wsp++ = (A6); \ +} while(0) + #define WSTACK_COUNT(s) (s.wsp - s.wstart) #define WSTACK_ISEMPTY(s) (s.wsp == s.wstart) #define WSTACK_POP(s) (*(--s.wsp)) @@ -809,23 +857,6 @@ void MD5Init(MD5_CTX *); void MD5Update(MD5_CTX *, unsigned char *, unsigned int); void MD5Final(unsigned char [16], MD5_CTX *); -/* ggc.c */ - -void erts_gc_info(ErtsGCInfo *gcip); -void erts_init_gc(void); -int erts_garbage_collect(Process*, int, Eterm*, int); -void erts_garbage_collect_hibernate(Process* p); -Eterm erts_gc_after_bif_call(Process* p, Eterm result, Eterm* regs, Uint arity); -void erts_garbage_collect_literals(Process* p, Eterm* literals, - Uint lit_size, - struct erl_off_heap_header* oh); -Uint erts_next_heap_size(Uint, Uint); -Eterm erts_heap_sizes(Process* p); - -void erts_offset_off_heap(ErlOffHeap *, Sint, Eterm*, Eterm*); -void erts_offset_heap_ptr(Eterm*, Uint, Sint, Eterm*, Eterm*); -void erts_offset_heap(Eterm*, Uint, Sint, Eterm*, Eterm*); -void erts_free_heap_frags(Process* p); /* io.c */ diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index 3d8dd9c6d0..c29d4b3777 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -66,8 +66,12 @@ */ #ifndef ERTS_SYS_FD_TYPE +#define ERTS_SYS_FD_INVALID ((ErtsSysFdType) -1) typedef int ErtsSysFdType; #else +#ifndef ERTS_SYS_FD_INVALID +# error missing ERTS_SYS_FD_INVALID +#endif typedef ERTS_SYS_FD_TYPE ErtsSysFdType; #endif @@ -501,7 +505,7 @@ extern volatile int erts_writing_erl_crash_dump; # define NO_ERF # define NO_ERFC /* This definition doesn't take NaN into account, but matherr() gets those */ -# define finite(x) (fabs(x) != HUGE_VAL) +# define isfinite(x) (fabs(x) != HUGE_VAL) # define USE_MATHERR # define HAVE_FINITE #endif @@ -744,6 +748,14 @@ void init_getenv_state(GETENV_STATE *); char * getenv_string(GETENV_STATE *); void fini_getenv_state(GETENV_STATE *); +#define HAVE_ERTS_CHECK_IO_DEBUG +typedef struct { + int no_used_fds; + int no_driver_select_structs; + int no_driver_event_structs; +} ErtsCheckIoDebugInfo; +int erts_check_io_debug(ErtsCheckIoDebugInfo *ip); + /* xxxP */ #define SYS_DEFAULT_FLOAT_DECIMALS 20 void init_sys_float(void); diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index 55f9e68e78..e03cd22070 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -48,6 +48,10 @@ #include "erl_sched_spec_pre_alloc.h" #include "beam_bp.h" #include "erl_ptab.h" +#include "erl_check_io.h" +#ifdef HIPE +# include "hipe_mode_switch.h" +#endif #undef M_TRIM_THRESHOLD #undef M_TOP_PAD @@ -1228,25 +1232,20 @@ make_hash2(Eterm term) if (size == 0) { goto hash2_common; } - ESTACK_PUSH(s, hash_xor_values); - ESTACK_PUSH(s, hash_xor_keys); - ESTACK_PUSH(s, hash); - ESTACK_PUSH(s, HASH_MAP_TAIL); + ESTACK_PUSH4(s, hash_xor_values, hash_xor_keys, hash, HASH_MAP_TAIL); hash = 0; hash_xor_keys = 0; hash_xor_values = 0; for (i = size - 1; i >= 0; i--) { tmp = vs[i]; - ESTACK_PUSH(s, HASH_MAP_VAL); - ESTACK_PUSH(s, tmp); + ESTACK_PUSH2(s, HASH_MAP_VAL, tmp); } /* We do not want to expose the tuple representation. * Do not push the keys as a tuple. */ for (i = size - 1; i >= 0; i--) { tmp = ks[i]; - ESTACK_PUSH(s, HASH_MAP_KEY); - ESTACK_PUSH(s, tmp); + ESTACK_PUSH2(s, HASH_MAP_KEY, tmp); } goto hash2_common; } diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index 891589d1c5..db8a251fdd 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -4542,11 +4542,13 @@ static ErlDrvSSizeT inet_ctl_fdopen(inet_descriptor* desc, int domain, int type, inet_address name; unsigned int sz = sizeof(name); - /* check that it is a socket and that the socket is bound */ - if (IS_SOCKET_ERROR(sock_name(s, (struct sockaddr*) &name, &sz))) - return ctl_error(sock_errno(), rbuf, rsize); - if (name.sa.sa_family != domain) - return ctl_error(EINVAL, rbuf, rsize); + if (bound) { + /* check that it is a socket and that the socket is bound */ + if (IS_SOCKET_ERROR(sock_name(s, (struct sockaddr*) &name, &sz))) + return ctl_error(sock_errno(), rbuf, rsize); + if (name.sa.sa_family != domain) + return ctl_error(EINVAL, rbuf, rsize); + } #ifdef __OSE__ /* for fdopen duplicating the sd will allow to uniquely identify the signal from OSE with erlang port */ diff --git a/erts/emulator/drivers/unix/ttsl_drv.c b/erts/emulator/drivers/unix/ttsl_drv.c index 491e0a090e..be2fee1f25 100644 --- a/erts/emulator/drivers/unix/ttsl_drv.c +++ b/erts/emulator/drivers/unix/ttsl_drv.c @@ -32,6 +32,10 @@ static ErlDrvData ttysl_start(ErlDrvPort, char*); #ifdef HAVE_TERMCAP /* else make an empty driver that can not be opened */ +#ifndef WANT_NONBLOCKING +#define WANT_NONBLOCKING +#endif + #include "sys.h" #include <ctype.h> #include <stdlib.h> @@ -39,6 +43,7 @@ static ErlDrvData ttysl_start(ErlDrvPort, char*); #include <string.h> #include <signal.h> #include <fcntl.h> +#include <limits.h> #include <locale.h> #include <unistd.h> #include <termios.h> @@ -57,6 +62,14 @@ static ErlDrvData ttysl_start(ErlDrvPort, char*); #include <langinfo.h> #endif +#if defined IOV_MAX +#define MAXIOV IOV_MAX +#elif defined UIO_MAXIOV +#define MAXIOV UIO_MAXIOV +#else +#define MAXIOV 16 +#endif + #define TRUE 1 #define FALSE 0 @@ -80,12 +93,15 @@ static volatile int cols_needs_update = FALSE; #define OP_INSC 2 #define OP_DELC 3 #define OP_BEEP 4 +#define OP_PUTC_SYNC 5 /* Control op */ #define CTRL_OP_GET_WINSIZE 100 #define CTRL_OP_GET_UNICODE_STATE 101 #define CTRL_OP_SET_UNICODE_STATE 102 - +/* We use 1024 as the buf size as that was the default buf size of FILE streams + on all platforms that I checked. */ +#define TTY_BUFFSIZE 1024 static int lbuf_size = BUFSIZ; static Uint32 *lbuf; /* The current line buffer */ @@ -113,13 +129,19 @@ static int lpos; /* The current "cursor position" in the line buf /* Main interface functions. */ static void ttysl_stop(ErlDrvData); static void ttysl_from_erlang(ErlDrvData, char*, ErlDrvSizeT); +static void ttysl_to_tty(ErlDrvData, ErlDrvEvent); +static void ttysl_flush_tty(ErlDrvData); static void ttysl_from_tty(ErlDrvData, ErlDrvEvent); static void ttysl_stop_select(ErlDrvEvent, void*); static Sint16 get_sint16(char*); static ErlDrvPort ttysl_port; static int ttysl_fd; -static FILE *ttysl_out; +static int ttysl_terminate = 0; +static int ttysl_send_ok = 0; +static ErlDrvBinary *putcbuf; +static int putcpos; +static int putclen; /* Functions that work on the line buffer. */ static int start_lbuf(void); @@ -201,22 +223,22 @@ struct erl_drv_entry ttsl_driver_entry = { IF_IMPL(ttysl_stop), IF_IMPL(ttysl_from_erlang), IF_IMPL(ttysl_from_tty), - NULL, - "tty_sl", - NULL, - NULL, + IF_IMPL(ttysl_to_tty), + "tty_sl", /* driver_name */ + NULL, /* finish */ + NULL, /* handle */ IF_IMPL(ttysl_control), NULL, /* timeout */ NULL, /* outputv */ NULL, /* ready_async */ - NULL, /* flush */ + IF_IMPL(ttysl_flush_tty), NULL, /* call */ NULL, /* event */ ERL_DRV_EXTENDED_MARKER, ERL_DRV_EXTENDED_MAJOR_VERSION, ERL_DRV_EXTENDED_MINOR_VERSION, 0, /* ERL_DRV_FLAGs */ - NULL, + NULL, /* handle2 */ NULL, /* process_exit */ IF_IMPL(ttysl_stop_select) }; @@ -296,8 +318,7 @@ static ErlDrvData ttysl_start(ErlDrvPort port, char* buf) return ERL_DRV_ERROR_GENERAL; } - /* Open the terminal and set the terminal */ - ttysl_out = fdopen(ttysl_fd, "w"); + SET_NONBLOCKING(ttysl_fd); #ifdef PRIMITIVE_UTF8_CHECK setlocale(LC_CTYPE, ""); /* Set international environment, @@ -400,12 +421,14 @@ static void ttysl_stop(ErlDrvData ttysl_data) stop_lbuf(); stop_termcap(); tty_reset(ttysl_fd); - driver_select(ttysl_port, (ErlDrvEvent)(UWord)ttysl_fd, ERL_DRV_READ|ERL_DRV_USE, 0); + driver_select(ttysl_port, (ErlDrvEvent)(UWord)ttysl_fd, + ERL_DRV_WRITE|ERL_DRV_READ|ERL_DRV_USE, 0); sys_sigset(SIGCONT, SIG_DFL); sys_sigset(SIGWINCH, SIG_DFL); } ttysl_port = (ErlDrvPort)-1; ttysl_fd = -1; + ttysl_terminate = 0; /* return TRUE; */ } @@ -650,10 +673,26 @@ static int check_buf_size(byte *s, int n) static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT count) { + ErlDrvSizeT sz; + + sz = driver_sizeq(ttysl_port); + + putclen = count > TTY_BUFFSIZE ? TTY_BUFFSIZE : count; + putcbuf = driver_alloc_binary(putclen); + putcpos = 0; + if (lpos > MAXSIZE) put_chars((byte*)"\n", 1); switch (buf[0]) { + case OP_PUTC_SYNC: + /* Using sync means that we have to send an ok to the + controlling process for each command call. We delay + sending ok if the driver queue exceeds a certain size. + We do not set ourselves as a busy port, as this + could be very bad for user_drv, if it gets blocked on + the port_command. */ + /* fall through */ case OP_PUTC: DEBUGLOG(("OP: Putc(%lu)",(unsigned long) count-1)); if (check_buf_size((byte*)buf+1, count-1) == 0) @@ -678,10 +717,104 @@ static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT coun /* Unknown op, just ignore. */ break; } - fflush(ttysl_out); + + driver_enq_bin(ttysl_port,putcbuf,0,putcpos); + + if (sz == 0) { + for (;;) { + int written, qlen; + SysIOVec *iov; + + iov = driver_peekq(ttysl_port,&qlen); + if (iov) + written = writev(ttysl_fd, iov, qlen > MAXIOV ? MAXIOV : qlen); + else + written = 0; + if (written < 0) { + if (errno == EAGAIN) { + driver_select(ttysl_port,(ErlDrvEvent)(long)ttysl_fd, + ERL_DRV_USE|ERL_DRV_WRITE,1); + break; + } else { + /* we ignore all other errors */ + break; + } + } else { + if (driver_deq(ttysl_port, written) == 0) + break; + } + } + } + + if (buf[0] == OP_PUTC_SYNC) { + if (driver_sizeq(ttysl_port) > TTY_BUFFSIZE && !ttysl_terminate) { + /* We delay sending the ack until the buffer has been consumed */ + ttysl_send_ok = 1; + } else { + ErlDrvTermData spec[] = { + ERL_DRV_PORT, driver_mk_port(ttysl_port), + ERL_DRV_ATOM, driver_mk_atom("ok"), + ERL_DRV_TUPLE, 2 + }; + ASSERT(ttysl_send_ok == 0); + erl_drv_output_term(driver_mk_port(ttysl_port), spec, + sizeof(spec) / sizeof(spec[0])); + } + } + return; /* TRUE; */ } +static void ttysl_to_tty(ErlDrvData ttysl_data, ErlDrvEvent fd) { + for (;;) { + int written, qlen; + SysIOVec *iov; + ErlDrvSizeT sz; + + iov = driver_peekq(ttysl_port,&qlen); + if (iov) + written = writev(ttysl_fd, iov, qlen > MAXIOV ? MAXIOV : qlen); + else + written = 0; + if (written < 0) { + if (errno == EAGAIN) { + break; + } else { + /* we ignore all other errors */ + } + } else { + sz = driver_deq(ttysl_port, written); + if (sz < TTY_BUFFSIZE && ttysl_send_ok) { + ErlDrvTermData spec[] = { + ERL_DRV_PORT, driver_mk_port(ttysl_port), + ERL_DRV_ATOM, driver_mk_atom("ok"), + ERL_DRV_TUPLE, 2 + }; + ttysl_send_ok = 0; + erl_drv_output_term(driver_mk_port(ttysl_port), spec, + sizeof(spec) / sizeof(spec[0])); + } + if (sz == 0) { + driver_select(ttysl_port,(ErlDrvEvent)(long)ttysl_fd, + ERL_DRV_WRITE,0); + if (ttysl_terminate) + /* flush has been called, which means we should terminate + when queue is empty. This will not send any exit + message */ + driver_failure_atom(ttysl_port, "normal"); + break; + } + } + } + + return; +} + +static void ttysl_flush_tty(ErlDrvData ttysl_data) { + ttysl_terminate = 1; + return; +} + static void ttysl_from_tty(ErlDrvData ttysl_data, ErlDrvEvent fd) { byte b[1024]; @@ -1070,7 +1203,14 @@ static int write_buf(Uint32 *s, int n) /* The basic procedure for outputting one character. */ static int outc(int c) { - return (int)putc(c, ttysl_out); + putcbuf->orig_bytes[putcpos++] = c; + if (putcpos == putclen) { + driver_enq_bin(ttysl_port,putcbuf,0,putclen); + putcpos = 0; + putclen = TTY_BUFFSIZE; + putcbuf = driver_alloc_binary(BUFSIZ); + } + return 1; } static int move_cursor(int from, int to) diff --git a/erts/emulator/drivers/win32/ttsl_drv.c b/erts/emulator/drivers/win32/ttsl_drv.c index 502cb58dfa..851c336a11 100644 --- a/erts/emulator/drivers/win32/ttsl_drv.c +++ b/erts/emulator/drivers/win32/ttsl_drv.c @@ -46,6 +46,7 @@ static int rows; /* Number of rows available. */ #define OP_INSC 2 #define OP_DELC 3 #define OP_BEEP 4 +#define OP_PUTC_SYNC 5 /* Control op */ #define CTRL_OP_GET_WINSIZE 100 @@ -458,6 +459,7 @@ static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT coun switch (buf[0]) { case OP_PUTC: + case OP_PUTC_SYNC: DEBUGLOG(("OP: Putc(%I64u)",(unsigned long long)count-1)); if (check_buf_size((byte*)buf+1, count-1) == 0) return; @@ -481,6 +483,20 @@ static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT coun /* Unknown op, just ignore. */ break; } + + if (buf[0] == OP_PUTC_SYNC) { + /* On windows we do a blocking write to the tty so we just + send the ack immidiately. If at some point in the future + someone has a problem with tty output being blocking + this has to be changed. */ + ErlDrvTermData spec[] = { + ERL_DRV_PORT, driver_mk_port(ttysl_port), + ERL_DRV_ATOM, driver_mk_atom("ok"), + ERL_DRV_TUPLE, 2 + }; + erl_drv_output_term(driver_mk_port(ttysl_port), spec, + sizeof(spec) / sizeof(spec[0])); + } return; } diff --git a/erts/emulator/drivers/win32/win_efile.c b/erts/emulator/drivers/win32/win_efile.c index a321bb9641..7e4043fc1b 100644 --- a/erts/emulator/drivers/win32/win_efile.c +++ b/erts/emulator/drivers/win32/win_efile.c @@ -1288,6 +1288,10 @@ do_fileinfo(Efile_call_state* state, Efile_info* pInfo, { HANDLE handle; /* Handle returned by CreateFile() */ BY_HANDLE_FILE_INFORMATION fileInfo; /* from CreateFile() */ + + /* We initialise nNumberOfLinks as GetFileInformationByHandle + does not always initialise this field */ + fileInfo.nNumberOfLinks = 1; if (handle = CreateFileW(name, GENERIC_READ, FILE_SHARE_FLAGS, NULL, OPEN_EXISTING, 0, NULL)) { GetFileInformationByHandle(handle, &fileInfo); diff --git a/erts/emulator/hipe/hipe_amd64_asm.m4 b/erts/emulator/hipe/hipe_amd64_asm.m4 index 7c81040b8b..b4b3c073ab 100644 --- a/erts/emulator/hipe/hipe_amd64_asm.m4 +++ b/erts/emulator/hipe/hipe_amd64_asm.m4 @@ -33,7 +33,35 @@ define(HEAP_LIMIT_IN_REGISTER,0)dnl global for HL define(SIMULATE_NSP,0)dnl change to 1 to simulate call/ret insns `#define AMD64_LEAF_WORDS 'LEAF_WORDS -`#define LEAF_WORDS 'LEAF_WORDS +`#define LEAF_WORDS 'LEAF_WORDS +`#define AMD64_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + +`#define AMD64_HP_IN_REGISTER 'HP_IN_REGISTER +`#if AMD64_HP_IN_REGISTER' +`#define AMD64_HEAP_POINTER 15' +define(HP,%r15)dnl Only change this together with above +`#endif' + +`#define AMD64_FCALLS_IN_REGISTER 'FCALLS_IN_REGISTER +`#if AMD64_FCALLS_IN_REGISTER' +`#define AMD64_FCALLS_REGISTER 11' +define(FCALLS,%r11)dnl This goes together with line above +`#endif' + +`#define AMD64_HEAP_LIMIT_IN_REGISTER 'HEAP_LIMIT_IN_REGISTER +`#if AMD64_HEAP_LIMIT_IN_REGISTER' +`#define AMD64_HEAP_LIMIT_REGISTER 12' +define(HEAP_LIMIT,%r12)dnl Change this together with line above +`#endif' + +`#define AMD64_SIMULATE_NSP 'SIMULATE_NSP + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ /* * Workarounds for Darwin. @@ -63,33 +91,24 @@ ifelse(OPSYS,darwin,`` */ `#define P %rbp' -`#define AMD64_HP_IN_REGISTER 'HP_IN_REGISTER `#if AMD64_HP_IN_REGISTER -#define AMD64_HEAP_POINTER 15' -define(HP,%r15)dnl Only change this together with above -`#define SAVE_HP movq 'HP`, P_HP(P) +#define SAVE_HP movq 'HP`, P_HP(P) #define RESTORE_HP movq P_HP(P), 'HP` #else #define SAVE_HP /*empty*/ #define RESTORE_HP /*empty*/ #endif' -`#define AMD64_FCALLS_IN_REGISTER 'FCALLS_IN_REGISTER `#if AMD64_FCALLS_IN_REGISTER -#define AMD64_FCALLS_REGISTER 11' -define(FCALLS,%r11)dnl This goes together with line above -`#define SAVE_FCALLS movq 'FCALLS`, P_FCALLS(P) +#define SAVE_FCALLS movq 'FCALLS`, P_FCALLS(P) #define RESTORE_FCALLS movq P_FCALLS(P), 'FCALLS` #else #define SAVE_FCALLS /*empty*/ #define RESTORE_FCALLS /*empty*/ #endif' -`#define AMD64_HEAP_LIMIT_IN_REGISTER 'HEAP_LIMIT_IN_REGISTER `#if AMD64_HEAP_LIMIT_IN_REGISTER -#define AMD64_HEAP_LIMIT_REGISTER 12' -define(HEAP_LIMIT,%r12)dnl Change this together with line above -`#define RESTORE_HEAP_LIMIT movq P_HP_LIMIT(P), 'HEAP_LIMIT` +#define RESTORE_HEAP_LIMIT movq P_HP_LIMIT(P), 'HEAP_LIMIT` #else #define RESTORE_HEAP_LIMIT /*empty*/ #endif' @@ -99,7 +118,6 @@ define(NSP,%rsp)dnl `#define SAVE_CSP movq %rsp, P_CSP(P) #define RESTORE_CSP movq P_CSP(P), %rsp' -`#define AMD64_SIMULATE_NSP 'SIMULATE_NSP /* * Context switching macros. @@ -132,8 +150,6 @@ define(NSP,%rsp)dnl /* * Argument (parameter) registers. */ -`#define AMD64_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' @@ -263,4 +279,6 @@ define(NBIF_RET,`NBIF_RET_N(eval(RET_POP($1)))')dnl `/* #define NBIF_RET_3 'NBIF_RET(3)` */' `/* #define NBIF_RET_5 'NBIF_RET(5)` */' +`#endif /* ASM */' + `#endif /* HIPE_AMD64_ASM_H */' diff --git a/erts/emulator/hipe/hipe_amd64_bifs.m4 b/erts/emulator/hipe/hipe_amd64_bifs.m4 index a3219c7586..7a4bb30447 100644 --- a/erts/emulator/hipe/hipe_amd64_bifs.m4 +++ b/erts/emulator/hipe/hipe_amd64_bifs.m4 @@ -18,7 +18,7 @@ changecom(`/*', `*/')dnl * %CopyrightEnd% */ - +#`define ASM' include(`hipe/hipe_amd64_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_amd64_glue.S b/erts/emulator/hipe/hipe_amd64_glue.S index bebe0a8fd1..955f7362b4 100644 --- a/erts/emulator/hipe/hipe_amd64_glue.S +++ b/erts/emulator/hipe/hipe_amd64_glue.S @@ -17,10 +17,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_amd64_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" /* diff --git a/erts/emulator/hipe/hipe_arm_asm.m4 b/erts/emulator/hipe/hipe_arm_asm.m4 index 85dc84973d..b2e3f83d1e 100644 --- a/erts/emulator/hipe/hipe_arm_asm.m4 +++ b/erts/emulator/hipe/hipe_arm_asm.m4 @@ -29,6 +29,14 @@ define(LEAF_WORDS,16)dnl number of stack words for leaf functions define(NR_ARG_REGS,3)dnl admissible values are 0 to 6, inclusive `#define ARM_LEAF_WORDS 'LEAF_WORDS +`#define ARM_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ /* * Reserved registers. @@ -77,8 +85,6 @@ define(NR_ARG_REGS,3)dnl admissible values are 0 to 6, inclusive /* * Argument (parameter) registers. */ -`#define ARM_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' @@ -195,4 +201,6 @@ define(QUICK_CALL_RET,`NBIF_POP_N(eval(RET_POP($2)))b $1')dnl `/* #define QUICK_CALL_RET_F_3 'QUICK_CALL_RET(F,3)` */' `/* #define QUICK_CALL_RET_F_5 'QUICK_CALL_RET(F,5)` */' +`#endif /* ASM */' + `#endif /* HIPE_ARM_ASM_H */' diff --git a/erts/emulator/hipe/hipe_arm_bifs.m4 b/erts/emulator/hipe/hipe_arm_bifs.m4 index bd8bc5ab6b..57e51bb8b1 100644 --- a/erts/emulator/hipe/hipe_arm_bifs.m4 +++ b/erts/emulator/hipe/hipe_arm_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_arm_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_arm_glue.S b/erts/emulator/hipe/hipe_arm_glue.S index e58e112ca7..069cb4512e 100644 --- a/erts/emulator/hipe/hipe_arm_glue.S +++ b/erts/emulator/hipe/hipe_arm_glue.S @@ -17,10 +17,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_arm_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" .text diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c index 327546bfd0..9eb0b88ced 100644 --- a/erts/emulator/hipe/hipe_bif0.c +++ b/erts/emulator/hipe/hipe_bif0.c @@ -902,7 +902,7 @@ BIF_RETTYPE hipe_conv_big_to_float(BIF_ALIST_1) */ void hipe_emulate_fpe(Process* p) { - if (!finite(p->hipe.float_result)) { + if (!isfinite(p->hipe.float_result)) { p->fp_exception = 1; } } diff --git a/erts/emulator/hipe/hipe_bif_list.m4 b/erts/emulator/hipe/hipe_bif_list.m4 index 5f92b6bac4..96a849621f 100644 --- a/erts/emulator/hipe/hipe_bif_list.m4 +++ b/erts/emulator/hipe/hipe_bif_list.m4 @@ -277,7 +277,10 @@ ifelse($1,list_to_binary_1,hipe_wrapper_list_to_binary_1, ifelse($1,iolist_to_binary_1,hipe_wrapper_iolist_to_binary_1, ifelse($1,binary_list_to_bin_1,hipe_wrapper_binary_list_to_bin_1, ifelse($1,list_to_bitstring_1,hipe_wrapper_list_to_bitstring_1, -$1)))))))))))') +ifelse($1,send_2,hipe_wrapper_send_2, +ifelse($1,send_3,hipe_wrapper_send_3, +ifelse($1,ebif_bang_2,hipe_wrapper_ebif_bang_2, +$1))))))))))))))') define(BIF_LIST,`standard_bif_interface_$3(nbif_$4, CFUN($4))') include(TARGET/`erl_bif_list.h') diff --git a/erts/emulator/hipe/hipe_debug.c b/erts/emulator/hipe/hipe_debug.c index 7f82252308..61406b92af 100644 --- a/erts/emulator/hipe/hipe_debug.c +++ b/erts/emulator/hipe/hipe_debug.c @@ -172,8 +172,10 @@ void hipe_print_pcb(Process *p) printf("P: 0x%0*lx\r\n", 2*(int)sizeof(long), (unsigned long)p); printf("-----------------------------------------------\r\n"); printf("Offset| Name | Value | *Value |\r\n"); +#undef U #define U(n,x) \ printf(" % 4d | %s | 0x%0*lx | |\r\n", (int)offsetof(Process,x), n, 2*(int)sizeof(long), (unsigned long)p->x) +#undef P #define P(n,x) \ printf(" % 4d | %s | 0x%0*lx | 0x%0*lx |\r\n", (int)offsetof(Process,x), n, 2*(int)sizeof(long), (unsigned long)p->x, 2*(int)sizeof(long), p->x ? (unsigned long)*(p->x) : -1UL) diff --git a/erts/emulator/hipe/hipe_gc.c b/erts/emulator/hipe/hipe_gc.c index 86c4068072..b10263f6e2 100644 --- a/erts/emulator/hipe/hipe_gc.c +++ b/erts/emulator/hipe/hipe_gc.c @@ -22,6 +22,9 @@ #ifdef HAVE_CONFIG_H #include "config.h" #endif + +#define ERL_WANT_GC_INTERNALS__ + #include "global.h" #include "erl_gc.h" diff --git a/erts/emulator/hipe/hipe_mode_switch.c b/erts/emulator/hipe/hipe_mode_switch.c index 4dbba9da61..8c73312d45 100644 --- a/erts/emulator/hipe/hipe_mode_switch.c +++ b/erts/emulator/hipe/hipe_mode_switch.c @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2013. All Rights Reserved. + * Copyright Ericsson AB 2001-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -140,7 +140,6 @@ void hipe_check_pcb(Process *p, const char *file, unsigned line) #endif /* HIPE_DEBUG > 0 */ /* ensure that at least nwords words are available on the native stack */ -static void hipe_check_nstack(Process *p, unsigned nwords); #if defined(__sparc__) #include "hipe_sparc_glue.h" @@ -159,7 +158,7 @@ static void hipe_check_nstack(Process *p, unsigned nwords); Uint hipe_beam_pc_return[1]; /* needed in hipe_debug.c */ Uint hipe_beam_pc_throw[1]; /* needed in hipe_debug.c */ Uint hipe_beam_pc_resume[1]; /* needed by hipe_set_timeout() */ -static Eterm hipe_beam_catch_throw; +Eterm hipe_beam_catch_throw; void hipe_mode_switch_init(void) { @@ -185,48 +184,31 @@ void hipe_set_call_trap(Uint *bfun, void *nfun, int is_closure) bfun[-4] = (Uint)nfun; } -void hipe_reserve_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) -{ - /* ensure that at least 2 words are available on the BEAM stack */ - if ((p->stop - 2) < p->htop) { - DPRINTF("calling gc to reserve BEAM stack size"); - p->fcalls -= erts_garbage_collect(p, 2, reg, arity); - ASSERT(!((p->stop - 2) < p->htop)); - } - p->stop -= 2; - p->stop[0] = NIL; - p->stop[1] = NIL; -} - static __inline__ void hipe_push_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) { - if (p->flags & F_DISABLE_GC) { + if (&p->stop[1] < p->hend && p->stop[1] == hipe_beam_catch_throw) { /* Trap frame already reserved */ - ASSERT(p->stop[0] == NIL && p->stop[1] == NIL); + ASSERT(p->stop[0] == NIL); } else { + ASSERT(!(p->flags & F_DISABLE_GC)); if ((p->stop - 2) < p->htop) { DPRINTF("calling gc to increase BEAM stack size"); p->fcalls -= erts_garbage_collect(p, 2, reg, arity); ASSERT(!((p->stop - 2) < p->htop)); } p->stop -= 2; + p->stop[1] = hipe_beam_catch_throw; } - p->stop[1] = hipe_beam_catch_throw; p->stop[0] = make_cp(p->cp); ++p->catches; p->cp = hipe_beam_pc_return; } -void hipe_unreserve_beam_trap_frame(Process *p) -{ - ASSERT(p->stop[0] == NIL && p->stop[1] == NIL); - p->stop += 2; -} - static __inline__ void hipe_pop_beam_trap_frame(Process *p) { + ASSERT(p->stop[1] == hipe_beam_catch_throw); p->cp = cp_val(p->stop[0]); --p->catches; p->stop += 2; @@ -599,7 +581,6 @@ static unsigned hipe_next_nstack_size(unsigned size) } #if 0 && defined(HIPE_NSTACK_GROWS_UP) -#define hipe_nstack_avail(p) ((p)->hipe.nstend - (p)->hipe.nsp) void hipe_inc_nstack(Process *p) { Eterm *old_nstack = p->hipe.nstack; @@ -623,7 +604,6 @@ void hipe_inc_nstack(Process *p) #endif #if defined(HIPE_NSTACK_GROWS_DOWN) -#define hipe_nstack_avail(p) ((unsigned)((p)->hipe.nsp - (p)->hipe.nstack)) void hipe_inc_nstack(Process *p) { unsigned old_size = p->hipe.nstend - p->hipe.nstack; @@ -655,12 +635,6 @@ void hipe_empty_nstack(Process *p) p->hipe.nstend = NULL; } -static void hipe_check_nstack(Process *p, unsigned nwords) -{ - while (hipe_nstack_avail(p) < nwords) - hipe_inc_nstack(p); -} - void hipe_set_closure_stub(ErlFunEntry *fe, unsigned num_free) { unsigned arity; diff --git a/erts/emulator/hipe/hipe_mode_switch.h b/erts/emulator/hipe/hipe_mode_switch.h index 6ec5da1ae9..b8de12fcbb 100644 --- a/erts/emulator/hipe/hipe_mode_switch.h +++ b/erts/emulator/hipe/hipe_mode_switch.h @@ -61,13 +61,58 @@ void hipe_empty_nstack(Process *p); void hipe_set_closure_stub(ErlFunEntry *fe, unsigned num_free); Eterm hipe_build_stacktrace(Process *p, struct StackTrace *s); -void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity); -void hipe_unreserve_beam_trap_frame(Process*); +ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity); +ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process*); extern Uint hipe_beam_pc_return[]; extern Uint hipe_beam_pc_throw[]; extern Uint hipe_beam_pc_resume[]; +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +#include "erl_gc.h" +#include "hipe_stack.h" + +#if defined(__sparc__) +#include "hipe_sparc_glue.h" +#elif defined(__i386__) +#include "hipe_x86_glue.h" +#elif defined(__x86_64__) +#include "hipe_amd64_glue.h" +#elif defined(__powerpc__) || defined(__ppc__) || defined(__powerpc64__) +#include "hipe_ppc_glue.h" +#elif defined(__arm__) +#include "hipe_arm_glue.h" +#endif + +extern Eterm hipe_beam_catch_throw; + +ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) +{ + if (!hipe_bifcall_from_native_is_recursive(p)) + return; + + /* ensure that at least 2 words are available on the BEAM stack */ + if ((p->stop - 2) < p->htop) { + p->fcalls -= erts_garbage_collect(p, 2, reg, arity); + ASSERT(!((p->stop - 2) < p->htop)); + } + p->stop -= 2; + p->stop[0] = NIL; + p->stop[1] = hipe_beam_catch_throw; +} + +ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process *p) +{ + if (!hipe_bifcall_from_native_is_recursive(p)) + return; + + ASSERT(p->stop[0] == NIL && p->stop[1] == hipe_beam_catch_throw); + p->stop += 2; +} + +#endif /* ERTS_GLB_INLINE_INCL_FUNC_DEF */ + #endif /* ASM */ #endif /* HIPE_MODE_SWITCH_H */ diff --git a/erts/emulator/hipe/hipe_ppc_asm.m4 b/erts/emulator/hipe/hipe_ppc_asm.m4 index 343402f9f0..4a1caa1543 100644 --- a/erts/emulator/hipe/hipe_ppc_asm.m4 +++ b/erts/emulator/hipe/hipe_ppc_asm.m4 @@ -23,6 +23,22 @@ changecom(`/*', `*/')dnl #define HIPE_PPC_ASM_H' /* + * Tunables. + */ +define(LEAF_WORDS,16)dnl number of stack words for leaf functions +define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive + +`#define PPC_LEAF_WORDS 'LEAF_WORDS +`#define PPC_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ + +/* * Handle 32 vs 64-bit. */ ifelse(ARCH,ppc64,` @@ -53,13 +69,6 @@ define(WSIZE,4)dnl `#define STORE 'STORE `#define CMPI 'CMPI -/* - * Tunables. - */ -define(LEAF_WORDS,16)dnl number of stack words for leaf functions -define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive - -`#define PPC_LEAF_WORDS 'LEAF_WORDS /* * Workarounds for Darwin. @@ -193,8 +202,6 @@ NAME: \ /* * Argument (parameter) registers. */ -`#define PPC_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' @@ -309,4 +316,6 @@ define(QUICK_CALL_RET,`NBIF_POP_N(eval(RET_POP($2)))b $1')dnl `/* #define QUICK_CALL_RET_F_3 'QUICK_CALL_RET(F,3)` */' `/* #define QUICK_CALL_RET_F_5 'QUICK_CALL_RET(F,5)` */' +`#endif /* ASM */' + `#endif /* HIPE_PPC_ASM_H */' diff --git a/erts/emulator/hipe/hipe_ppc_bifs.m4 b/erts/emulator/hipe/hipe_ppc_bifs.m4 index 7cc2b5c7b6..f53b79b52e 100644 --- a/erts/emulator/hipe/hipe_ppc_bifs.m4 +++ b/erts/emulator/hipe/hipe_ppc_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_ppc_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_ppc_glue.S b/erts/emulator/hipe/hipe_ppc_glue.S index 0c337a14df..c48fb150af 100644 --- a/erts/emulator/hipe/hipe_ppc_glue.S +++ b/erts/emulator/hipe/hipe_ppc_glue.S @@ -17,10 +17,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_ppc_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" .text diff --git a/erts/emulator/hipe/hipe_risc_glue.h b/erts/emulator/hipe/hipe_risc_glue.h index cc2671c016..dbb7086dae 100644 --- a/erts/emulator/hipe/hipe_risc_glue.h +++ b/erts/emulator/hipe/hipe_risc_glue.h @@ -214,6 +214,14 @@ hipe_trap_from_native_is_recursive(Process *p) return 0; } +/* Native called BIF. Is it a recursive call? + i.e should we return back to native when BIF is done? */ +static __inline__ int +hipe_bifcall_from_native_is_recursive(Process *p) +{ + return (p->hipe.nra != (void(*)(void))&nbif_return); +} + /* Native makes a call which needs to unload the parameters. This differs from hipe_call_from_native_is_recursive() in diff --git a/erts/emulator/hipe/hipe_sparc_asm.m4 b/erts/emulator/hipe/hipe_sparc_asm.m4 index 227d10ed80..c3c3bcb74a 100644 --- a/erts/emulator/hipe/hipe_sparc_asm.m4 +++ b/erts/emulator/hipe/hipe_sparc_asm.m4 @@ -29,6 +29,14 @@ define(LEAF_WORDS,16)dnl number of stack words for leaf functions define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive `#define SPARC_LEAF_WORDS 'LEAF_WORDS +`#define SPARC_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ /* * Reserved registers. @@ -80,9 +88,6 @@ define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive /* * Argument (parameter) registers. */ -`#define SPARC_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS - define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' )dnl @@ -210,4 +215,6 @@ define(QUICK_CALL_RET,`ba $1; NBIF_POP_N(eval(RET_POP($2)))')dnl `/* #define QUICK_CALL_RET_F_3 'QUICK_CALL_RET(F,3)` */' `/* #define QUICK_CALL_RET_F_5 'QUICK_CALL_RET(F,5)` */' +`#endif /* ASM */' + `#endif /* HIPE_SPARC_ASM_H */' diff --git a/erts/emulator/hipe/hipe_sparc_bifs.m4 b/erts/emulator/hipe/hipe_sparc_bifs.m4 index ca5af45d58..2bfe3a4646 100644 --- a/erts/emulator/hipe/hipe_sparc_bifs.m4 +++ b/erts/emulator/hipe/hipe_sparc_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_sparc_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_sparc_glue.S b/erts/emulator/hipe/hipe_sparc_glue.S index ab40a48ee7..6c8c841194 100644 --- a/erts/emulator/hipe/hipe_sparc_glue.S +++ b/erts/emulator/hipe/hipe_sparc_glue.S @@ -18,10 +18,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_sparc_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" .section ".text" diff --git a/erts/emulator/hipe/hipe_stack.h b/erts/emulator/hipe/hipe_stack.h index 66f9f04c73..4cfdb54dd8 100644 --- a/erts/emulator/hipe/hipe_stack.h +++ b/erts/emulator/hipe/hipe_stack.h @@ -108,12 +108,23 @@ extern int hipe_fill_stacktrace(Process*, int, Eterm**); #if 0 && defined(HIPE_NSTACK_GROWS_UP) #define hipe_nstack_start(p) ((p)->hipe.nstack) #define hipe_nstack_used(p) ((p)->hipe.nsp - (p)->hipe.nstack) +#define hipe_nstack_avail(p) ((p)->hipe.nstend - (p)->hipe.nsp) #endif #if defined(HIPE_NSTACK_GROWS_DOWN) #define hipe_nstack_start(p) ((p)->hipe.nsp) #define hipe_nstack_used(p) ((p)->hipe.nstend - (p)->hipe.nsp) +#define hipe_nstack_avail(p) ((unsigned)((p)->hipe.nsp - (p)->hipe.nstack)) #endif +/* ensure that at least nwords words are available on the native stack */ +static __inline__ void hipe_check_nstack(Process *p, unsigned nwords) +{ + extern void hipe_inc_nstack(Process *p); + + while (hipe_nstack_avail(p) < nwords) + hipe_inc_nstack(p); +} + /* * GC support procedures */ diff --git a/erts/emulator/hipe/hipe_x86_asm.m4 b/erts/emulator/hipe/hipe_x86_asm.m4 index 020ccf8d4b..39c5cb1044 100644 --- a/erts/emulator/hipe/hipe_x86_asm.m4 +++ b/erts/emulator/hipe/hipe_x86_asm.m4 @@ -33,6 +33,18 @@ define(SIMULATE_NSP,0)dnl change to 1 to simulate call/ret insns `#define X86_LEAF_WORDS 'LEAF_WORDS `#define LEAF_WORDS 'LEAF_WORDS +`#define X86_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + +`#define X86_HP_IN_ESI 'HP_IN_ESI +`#define X86_SIMULATE_NSP 'SIMULATE_NSP + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ + /* * Workarounds for Darwin. */ @@ -60,7 +72,6 @@ ifelse(OPSYS,darwin,`` */ `#define P %ebp' -`#define X86_HP_IN_ESI 'HP_IN_ESI `#if X86_HP_IN_ESI #define SAVE_HP movl %esi, P_HP(P) #define RESTORE_HP movl P_HP(P), %esi @@ -73,7 +84,6 @@ ifelse(OPSYS,darwin,`` #define SAVE_CSP movl %esp, P_CSP(P) #define RESTORE_CSP movl P_CSP(P), %esp' -`#define X86_SIMULATE_NSP 'SIMULATE_NSP /* * Context switching macros. @@ -100,12 +110,10 @@ ifelse(OPSYS,darwin,`` SAVE_CACHED_STATE; \ SWITCH_ERLANG_TO_C_QUICK' + /* * Argument (parameter) registers. */ -`#define X86_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS - ifelse(eval(NR_ARG_REGS >= 1),0,, ``#define ARG0 %eax '')dnl @@ -282,4 +290,6 @@ define(LOAD_CALLER_SAVE,`LAR_N(eval(NR_CALLER_SAVE-1))')dnl `#define STORE_CALLER_SAVE 'STORE_CALLER_SAVE `#define LOAD_CALLER_SAVE 'LOAD_CALLER_SAVE +`#endif /* ASM */' + `#endif /* HIPE_X86_ASM_H */' diff --git a/erts/emulator/hipe/hipe_x86_bifs.m4 b/erts/emulator/hipe/hipe_x86_bifs.m4 index dd6980f555..a0f16efa33 100644 --- a/erts/emulator/hipe/hipe_x86_bifs.m4 +++ b/erts/emulator/hipe/hipe_x86_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_x86_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_x86_glue.S b/erts/emulator/hipe/hipe_x86_glue.S index 638780156a..9d38eaaafd 100644 --- a/erts/emulator/hipe/hipe_x86_glue.S +++ b/erts/emulator/hipe/hipe_x86_glue.S @@ -18,10 +18,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_x86_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" /* diff --git a/erts/emulator/hipe/hipe_x86_glue.h b/erts/emulator/hipe/hipe_x86_glue.h index 63ad250d60..4b6e495b9a 100644 --- a/erts/emulator/hipe/hipe_x86_glue.h +++ b/erts/emulator/hipe/hipe_x86_glue.h @@ -207,6 +207,14 @@ hipe_trap_from_native_is_recursive(Process *p) return 0; } +/* Native called BIF. Is it a recursive call? + i.e should we return back to native when BIF is done? */ +static __inline__ int +hipe_bifcall_from_native_is_recursive(Process *p) +{ + return (*p->hipe.nsp != (Eterm)nbif_return); +} + /* Native makes a call which needs to unload the parameters. This differs from hipe_call_from_native_is_recursive() in diff --git a/erts/emulator/sys/common/erl_check_io.c b/erts/emulator/sys/common/erl_check_io.c index 1db673e7f3..81cb5dc4bb 100644 --- a/erts/emulator/sys/common/erl_check_io.c +++ b/erts/emulator/sys/common/erl_check_io.c @@ -52,8 +52,17 @@ typedef char EventStateType; #define ERTS_EV_TYPE_STOP_USE ((EventStateType) 3) /* pending stop_select */ typedef char EventStateFlags; -#define ERTS_EV_FLAG_USED ((EventStateFlags) 1) /* ERL_DRV_USE has been turned on */ +#define ERTS_EV_FLAG_USED ((EventStateFlags) 1) /* ERL_DRV_USE has been turned on */ +#define ERTS_EV_FLAG_DEFER_IN_EV ((EventStateFlags) 2) +#define ERTS_EV_FLAG_DEFER_OUT_EV ((EventStateFlags) 4) +#ifdef DEBUG +# define ERTS_ACTIVE_FD_INC 2 +#else +# define ERTS_ACTIVE_FD_INC 128 +#endif + +#define ERTS_CHECK_IO_POLL_RES_LEN 512 #if defined(ERTS_KERNEL_POLL_VERSION) # define ERTS_CIO_EXPORT(FUNC) FUNC ## _kp @@ -67,6 +76,7 @@ typedef char EventStateFlags; (ERTS_POLL_USE_POLL && !ERTS_POLL_USE_KERNEL_POLL) #define ERTS_CIO_POLL_CTL ERTS_POLL_EXPORT(erts_poll_control) +#define ERTS_CIO_POLL_CTLV ERTS_POLL_EXPORT(erts_poll_controlv) #define ERTS_CIO_POLL_WAIT ERTS_POLL_EXPORT(erts_poll_wait) #ifdef ERTS_POLL_NEED_ASYNC_INTERRUPT_SUPPORT #define ERTS_CIO_POLL_AS_INTR ERTS_POLL_EXPORT(erts_poll_async_sig_interrupt) @@ -85,6 +95,13 @@ static struct pollset_info { ErtsPollSet ps; erts_smp_atomic_t in_poll_wait; /* set while doing poll */ + struct { + int six; /* start index */ + int eix; /* end index */ + erts_smp_atomic32_t no; + int size; + ErtsSysFdType *array; + } active_fd; #ifdef ERTS_SMP struct removed_fd* removed_list; /* list of deselected fd's*/ erts_smp_spinlock_t removed_list_lock; @@ -97,9 +114,11 @@ typedef struct { SafeHashBucket hb; #endif ErtsSysFdType fd; - union { - ErtsDrvEventDataState *event; /* ERTS_EV_TYPE_DRV_EV */ + struct { ErtsDrvSelectDataState *select; /* ERTS_EV_TYPE_DRV_SEL */ +#if ERTS_CIO_HAVE_DRV_EVENT + ErtsDrvEventDataState *event; /* ERTS_EV_TYPE_DRV_EV */ +#endif erts_driver_t* drv_ptr; /* ERTS_EV_TYPE_STOP_USE */ } driver; ErtsPollEvents events; @@ -169,6 +188,10 @@ static ERTS_INLINE ErtsDrvEventState* hash_new_drv_ev_state(ErtsSysFdType fd) ErtsDrvEventState tmpl; tmpl.fd = fd; tmpl.driver.select = NULL; +#if ERTS_CIO_HAVE_DRV_EVENT + tmpl.driver.event = NULL; +#endif + tmpl.driver.drv_ptr = NULL; tmpl.events = 0; tmpl.remove_cnt = 0; tmpl.type = ERTS_EV_TYPE_NONE; @@ -209,6 +232,65 @@ ERTS_SCHED_PREF_QUICK_ALLOC_IMPL(removed_fd, struct removed_fd, 64, ERTS_ALC_T_F #endif static ERTS_INLINE void +init_iotask(ErtsIoTask *io_task) +{ + erts_port_task_handle_init(&io_task->task); + erts_smp_atomic_init_nob(&io_task->executed_time, ~((erts_aint_t) 0)); +} + +static ERTS_INLINE int +is_iotask_active(ErtsIoTask *io_task, erts_aint_t current_cio_time) +{ + if (erts_port_task_is_scheduled(&io_task->task)) + return 1; + if (erts_smp_atomic_read_nob(&io_task->executed_time) == current_cio_time) + return 1; + return 0; +} + +static ERTS_INLINE ErtsDrvSelectDataState * +alloc_drv_select_data(void) +{ + ErtsDrvSelectDataState *dsp = erts_alloc(ERTS_ALC_T_DRV_SEL_D_STATE, + sizeof(ErtsDrvSelectDataState)); + dsp->inport = NIL; + dsp->outport = NIL; + init_iotask(&dsp->iniotask); + init_iotask(&dsp->outiotask); + return dsp; +} + +static ERTS_INLINE void +free_drv_select_data(ErtsDrvSelectDataState *dsp) +{ + ASSERT(!erts_port_task_is_scheduled(&dsp->iniotask.task)); + ASSERT(!erts_port_task_is_scheduled(&dsp->outiotask.task)); + erts_free(ERTS_ALC_T_DRV_SEL_D_STATE, dsp); +} + +static ERTS_INLINE ErtsDrvEventDataState * +alloc_drv_event_data(void) +{ + ErtsDrvEventDataState *dep = erts_alloc(ERTS_ALC_T_DRV_EV_D_STATE, + sizeof(ErtsDrvEventDataState)); + dep->port = NIL; + dep->data = NULL; + dep->removed_events = 0; +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + dep->deferred_events = 0; +#endif + init_iotask(&dep->iotask); + return dep; +} + +static ERTS_INLINE void +free_drv_event_data(ErtsDrvEventDataState *dep) +{ + ASSERT(!erts_port_task_is_scheduled(&dep->iotask.task)); + erts_free(ERTS_ALC_T_DRV_EV_D_STATE, dep); +} + +static ERTS_INLINE void remember_removed(ErtsDrvEventState *state, struct pollset_info* psi) { #ifdef ERTS_SMP @@ -288,7 +370,7 @@ forget_removed(struct pollset_info* psi) drv_ptr = state->driver.drv_ptr; ASSERT(drv_ptr); state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; + state->flags &= ~ERTS_EV_FLAG_USED; state->driver.drv_ptr = NULL; /* Fall through */ case ERTS_EV_TYPE_NONE: @@ -345,6 +427,10 @@ grow_drv_ev_state(int min_ix) for (i = erts_smp_atomic_read_nob(&drv_ev_state_len); i < new_len; i++) { drv_ev_state[i].fd = (ErtsSysFdType) i; drv_ev_state[i].driver.select = NULL; +#if ERTS_CIO_HAVE_DRV_EVENT + drv_ev_state[i].driver.event = NULL; +#endif + drv_ev_state[i].driver.drv_ptr = NULL; drv_ev_state[i].events = 0; drv_ev_state[i].remove_cnt = 0; drv_ev_state[i].type = ERTS_EV_TYPE_NONE; @@ -365,11 +451,7 @@ grow_drv_ev_state(int min_ix) static ERTS_INLINE void abort_task(Eterm id, ErtsPortTaskHandle *pthp, EventStateType type) { - if (is_nil(id)) { - ASSERT(type == ERTS_EV_TYPE_NONE - || !erts_port_task_is_scheduled(pthp)); - } - else if (erts_port_task_is_scheduled(pthp)) { + if (is_not_nil(id) && erts_port_task_is_scheduled(pthp)) { erts_port_task_abort(pthp); ASSERT(erts_is_port_alive(id)); } @@ -384,7 +466,7 @@ abort_tasks(ErtsDrvEventState *state, int mode) #if ERTS_CIO_HAVE_DRV_EVENT case ERTS_EV_TYPE_DRV_EV: abort_task(state->driver.event->port, - &state->driver.event->task, + &state->driver.event->iotask.task, ERTS_EV_TYPE_DRV_EV); return; #endif @@ -398,14 +480,14 @@ abort_tasks(ErtsDrvEventState *state, int mode) case ERL_DRV_WRITE: ASSERT(state->type == ERTS_EV_TYPE_DRV_SEL); abort_task(state->driver.select->outport, - &state->driver.select->outtask, + &state->driver.select->outiotask.task, state->type); if (mode == ERL_DRV_WRITE) break; case ERL_DRV_READ: ASSERT(state->type == ERTS_EV_TYPE_DRV_SEL); abort_task(state->driver.select->inport, - &state->driver.select->intask, + &state->driver.select->iniotask.task, state->type); break; default: @@ -443,16 +525,14 @@ deselect(ErtsDrvEventState *state, int mode) if (!(state->events)) { switch (state->type) { case ERTS_EV_TYPE_DRV_SEL: - ASSERT(!erts_port_task_is_scheduled(&state->driver.select->intask)); - ASSERT(!erts_port_task_is_scheduled(&state->driver.select->outtask)); - erts_free(ERTS_ALC_T_DRV_SEL_D_STATE, - state->driver.select); + state->driver.select->inport = NIL; + state->driver.select->outport = NIL; break; #if ERTS_CIO_HAVE_DRV_EVENT case ERTS_EV_TYPE_DRV_EV: - ASSERT(!erts_port_task_is_scheduled(&state->driver.event->task)); - erts_free(ERTS_ALC_T_DRV_EV_D_STATE, - state->driver.event); + state->driver.event->port = NIL; + state->driver.event->data = NULL; + state->driver.event->removed_events = (ErtsPollEvents) 0; break; #endif case ERTS_EV_TYPE_NONE: @@ -462,20 +542,297 @@ deselect(ErtsDrvEventState *state, int mode) break; } - state->driver.select = NULL; state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; + state->flags &= ~ERTS_EV_FLAG_USED; remember_removed(state, &pollset); } } - #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS # define IS_FD_UNKNOWN(state) ((state)->type == ERTS_EV_TYPE_NONE && (state)->remove_cnt == 0) #else # define IS_FD_UNKNOWN(state) ((state) == NULL) #endif +static ERTS_INLINE void +check_fd_cleanup(ErtsDrvEventState *state, +#if ERTS_CIO_HAVE_DRV_EVENT + ErtsDrvEventDataState **free_event, +#endif + ErtsDrvSelectDataState **free_select) +{ + erts_aint_t current_cio_time; + + ERTS_SMP_LC_ASSERT(erts_smp_lc_mtx_is_locked(fd_mtx(state->fd))); + + current_cio_time = erts_smp_atomic_read_acqb(&erts_check_io_time); + *free_select = NULL; + if (state->driver.select + && (state->type != ERTS_EV_TYPE_DRV_SEL) + && !is_iotask_active(&state->driver.select->iniotask, current_cio_time) + && !is_iotask_active(&state->driver.select->outiotask, current_cio_time)) { + + *free_select = state->driver.select; + state->driver.select = NULL; + } + +#if ERTS_CIO_HAVE_DRV_EVENT + *free_event = NULL; + if (state->driver.event + && (state->type != ERTS_EV_TYPE_DRV_EV) + && !is_iotask_active(&state->driver.event->iotask, current_cio_time)) { + + *free_event = state->driver.event; + state->driver.event = NULL; + } +#endif + +#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS + if (((state->type != ERTS_EV_TYPE_NONE) + | state->remove_cnt +#if ERTS_CIO_HAVE_DRV_EVENT + | (state->driver.event != NULL) +#endif + | (state->driver.select != NULL)) == 0) { + + hash_erase_drv_ev_state(state); + + } +#endif +} + +static ERTS_INLINE int +check_cleanup_active_fd(ErtsSysFdType fd, +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ErtsPollControlEntry *pce, + int *pce_ix, +#endif + erts_aint_t current_cio_time) +{ + ErtsDrvEventState *state; + int active = 0; + erts_smp_mtx_t *mtx = fd_mtx(fd); + void *free_select = NULL; +#if ERTS_CIO_HAVE_DRV_EVENT + void *free_event = NULL; +#endif +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ErtsPollEvents evon = 0, evoff = 0; +#endif + + erts_smp_mtx_lock(mtx); + +#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS + state = &drv_ev_state[(int) fd]; +#else + state = hash_get_drv_ev_state(fd); /* may be NULL! */ + if (state) +#endif + { + if (state->driver.select) { +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + if (is_iotask_active(&state->driver.select->iniotask, current_cio_time)) { + active = 1; + if ((state->events & ERTS_POLL_EV_IN) + && !(state->flags & ERTS_EV_FLAG_DEFER_IN_EV)) { + evoff |= ERTS_POLL_EV_IN; + state->flags |= ERTS_EV_FLAG_DEFER_IN_EV; + } + } + else if (state->flags & ERTS_EV_FLAG_DEFER_IN_EV) { + if (state->events & ERTS_POLL_EV_IN) + evon |= ERTS_POLL_EV_IN; + state->flags &= ~ERTS_EV_FLAG_DEFER_IN_EV; + } + if (is_iotask_active(&state->driver.select->outiotask, current_cio_time)) { + active = 1; + if ((state->events & ERTS_POLL_EV_OUT) + && !(state->flags & ERTS_EV_FLAG_DEFER_OUT_EV)) { + evoff |= ERTS_POLL_EV_OUT; + state->flags |= ERTS_EV_FLAG_DEFER_OUT_EV; + } + } + else if (state->flags & ERTS_EV_FLAG_DEFER_OUT_EV) { + if (state->events & ERTS_POLL_EV_OUT) + evon |= ERTS_POLL_EV_OUT; + state->flags &= ~ERTS_EV_FLAG_DEFER_OUT_EV; + } + if (active) + (void) 0; + else +#else + if (is_iotask_active(&state->driver.select->iniotask, current_cio_time) + || is_iotask_active(&state->driver.select->outiotask, current_cio_time)) + active = 1; + else +#endif + if (state->type != ERTS_EV_TYPE_DRV_SEL) { + free_select = state->driver.select; + state->driver.select = NULL; + } + } + +#if ERTS_CIO_HAVE_DRV_EVENT + if (state->driver.event) { + if (is_iotask_active(&state->driver.event->iotask, current_cio_time)) { +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ErtsPollEvents evs = state->events & ~state->driver.event->deferred_events; + if (evs) { + evoff |= evs; + state->driver.event->deferred_events |= evs; + } +#endif + active = 1; + } + else if (state->type != ERTS_EV_TYPE_DRV_EV) { + free_event = state->driver.event; + state->driver.event = NULL; + } +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + else { + ErtsPollEvents evs = state->events & state->driver.event->deferred_events; + if (evs) { + evon |= evs; + state->driver.event->deferred_events = 0; + } + } +#endif + + } +#endif + +#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS + if (((state->type != ERTS_EV_TYPE_NONE) | state->remove_cnt | active) == 0) + hash_erase_drv_ev_state(state); +#endif + + } + + erts_smp_mtx_unlock(mtx); + + if (free_select) + free_drv_select_data(free_select); +#if ERTS_CIO_HAVE_DRV_EVENT + if (free_event) + free_drv_event_data(free_event); +#endif + +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + if (evoff) { + ErtsPollControlEntry *pcep = &pce[(*pce_ix)++]; + pcep->fd = fd; + pcep->events = evoff; + pcep->on = 0; + } + if (evon) { + ErtsPollControlEntry *pcep = &pce[(*pce_ix)++]; + pcep->fd = fd; + pcep->events = evon; + pcep->on = 1; + } +#endif + + return active; +} + +static void +check_cleanup_active_fds(erts_aint_t current_cio_time) +{ + int six = pollset.active_fd.six; + int eix = pollset.active_fd.eix; + erts_aint32_t no = erts_smp_atomic32_read_dirty(&pollset.active_fd.no); + int size = pollset.active_fd.size; + int ix = six; +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + /* every fd might add two entries */ + Uint pce_sz = 2*sizeof(ErtsPollControlEntry)*no; + ErtsPollControlEntry *pctrl_entries = (pce_sz + ? erts_alloc(ERTS_ALC_T_TMP, pce_sz) + : NULL); + int pctrl_ix = 0; +#endif + + while (ix != eix) { + ErtsSysFdType fd = pollset.active_fd.array[ix]; + int nix = ix + 1; + if (nix >= size) + nix = 0; + ASSERT(fd != ERTS_SYS_FD_INVALID); + if (!check_cleanup_active_fd(fd, +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + pctrl_entries, + &pctrl_ix, +#endif + current_cio_time)) { + no--; + if (ix == six) { +#ifdef DEBUG + pollset.active_fd.array[ix] = ERTS_SYS_FD_INVALID; +#endif + six = nix; + } + else { + pollset.active_fd.array[ix] = pollset.active_fd.array[six]; +#ifdef DEBUG + pollset.active_fd.array[six] = ERTS_SYS_FD_INVALID; +#endif + six++; + if (six >= size) + six = 0; + } + } + ix = nix; + } + +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ASSERT(pctrl_ix <= pce_sz/sizeof(ErtsPollControlEntry)); + if (pctrl_ix) + ERTS_CIO_POLL_CTLV(pollset.ps, pctrl_entries, pctrl_ix); + if (pctrl_entries) + erts_free(ERTS_ALC_T_TMP, pctrl_entries); +#endif + + pollset.active_fd.six = six; + pollset.active_fd.eix = eix; + erts_smp_atomic32_set_relb(&pollset.active_fd.no, no); +} + +static ERTS_INLINE void +add_active_fd(ErtsSysFdType fd) +{ + int eix = pollset.active_fd.eix; + int size = pollset.active_fd.size; + + + pollset.active_fd.array[eix] = fd; + + erts_smp_atomic32_set_relb(&pollset.active_fd.no, + (erts_smp_atomic32_read_dirty(&pollset.active_fd.no) + + 1)); + + eix++; + if (eix >= size) + eix = 0; + if (pollset.active_fd.six == eix) { + pollset.active_fd.six = 0; + eix = size; + size += ERTS_ACTIVE_FD_INC; + pollset.active_fd.array = erts_realloc(ERTS_ALC_T_ACTIVE_FD_ARR, + pollset.active_fd.array, + sizeof(ErtsSysFdType)*size); + pollset.active_fd.size = size; +#ifdef DEBUG + { + int i; + for (i = eix + 1; i < size; i++) + pollset.active_fd.array[i] = ERTS_SYS_FD_INVALID; + } +#endif + + } + + pollset.active_fd.eix = eix; +} int ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, @@ -492,6 +849,10 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, ErtsDrvEventState *state; int wake_poller; int ret; +#if ERTS_CIO_HAVE_DRV_EVENT + ErtsDrvEventDataState *free_event = NULL; +#endif + ErtsDrvSelectDataState *free_select = NULL; #ifdef USE_VM_PROBES DTRACE_CHARBUF(name, 64); #endif @@ -593,9 +954,9 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, if (new_events & (ERTS_POLL_EV_ERR|ERTS_POLL_EV_NVAL)) { if (state->type == ERTS_EV_TYPE_DRV_SEL && !state->events) { state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; - erts_free(ERTS_ALC_T_DRV_SEL_D_STATE, state->driver.select); - state->driver.select = NULL; + state->flags &= ~ERTS_EV_FLAG_USED; + state->driver.select->inport = NIL; + state->driver.select->outport = NIL; } ret = -1; goto done; @@ -613,18 +974,10 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, state->events = new_events; if (ctl_events) { if (on) { - if (state->type == ERTS_EV_TYPE_NONE) { - ErtsDrvSelectDataState *dsdsp - = erts_alloc(ERTS_ALC_T_DRV_SEL_D_STATE, - sizeof(ErtsDrvSelectDataState)); - dsdsp->inport = NIL; - dsdsp->outport = NIL; - erts_port_task_handle_init(&dsdsp->intask); - erts_port_task_handle_init(&dsdsp->outtask); - ASSERT(state->driver.select == NULL); - state->driver.select = dsdsp; + if (!state->driver.select) + state->driver.select = alloc_drv_select_data(); + if (state->type == ERTS_EV_TYPE_NONE) state->type = ERTS_EV_TYPE_DRV_SEL; - } ASSERT(state->type == ERTS_EV_TYPE_DRV_SEL); if (ctl_events & ERTS_POLL_EV_IN) state->driver.select->inport = id; @@ -645,17 +998,12 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, state->driver.select->outport = NIL; } if (new_events == 0) { - ASSERT(!erts_port_task_is_scheduled(&state->driver.select->intask)); - ASSERT(!erts_port_task_is_scheduled(&state->driver.select->outtask)); if (old_events != 0) { remember_removed(state, &pollset); } if ((mode & ERL_DRV_USE) || !(state->flags & ERTS_EV_FLAG_USED)) { state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; - erts_free(ERTS_ALC_T_DRV_SEL_D_STATE, - state->driver.select); - state->driver.select = NULL; + state->flags &= ~ERTS_EV_FLAG_USED; } /*else keep it, as fd will probably be selected upon again */ } @@ -686,13 +1034,15 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, ret = 0; -done:; -#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS - if (state->type == ERTS_EV_TYPE_NONE && state->remove_cnt == 0) { - hash_erase_drv_ev_state(state); - } +done: + + check_fd_cleanup(state, +#if ERTS_CIO_HAVE_DRV_EVENT + &free_event, #endif -done_unknown: + &free_select); + +done_unknown: erts_smp_mtx_unlock(fd_mtx(fd)); if (stop_select_fn) { int was_unmasked = erts_block_fpe(); @@ -700,6 +1050,12 @@ done_unknown: (*stop_select_fn)(e, NULL); erts_unblock_fpe(was_unmasked); } + if (free_select) + free_drv_select_data(free_select); +#if ERTS_CIO_HAVE_DRV_EVENT + if (free_event) + free_drv_event_data(free_event); +#endif return ret; } @@ -719,6 +1075,10 @@ ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix, ErtsDrvEventState *state; int do_wake = 0; int ret; +#if ERTS_CIO_HAVE_DRV_EVENT + ErtsDrvEventDataState *free_event; +#endif + ErtsDrvSelectDataState *free_select; Port *prt = erts_drvport2port(ix); if (prt == ERTS_INVALID_ERL_DRV_PORT) @@ -799,10 +1159,8 @@ ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix, state->driver.event->removed_events |= remove_events; } else { - state->driver.event - = erts_alloc(ERTS_ALC_T_DRV_EV_D_STATE, - sizeof(ErtsDrvEventDataState)); - erts_port_task_handle_init(&state->driver.event->task); + if (!state->driver.event) + state->driver.event = alloc_drv_event_data(); state->driver.event->port = id; state->driver.event->removed_events = (ErtsPollEvents) 0; state->type = ERTS_EV_TYPE_DRV_EV; @@ -812,10 +1170,10 @@ ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix, else { if (state->type == ERTS_EV_TYPE_DRV_EV) { abort_tasks(state, 0); - erts_free(ERTS_ALC_T_DRV_EV_D_STATE, - state->driver.event); + state->driver.event->port = NIL; + state->driver.event->data = NULL; + state->driver.event->removed_events = (ErtsPollEvents) 0; } - state->driver.select = NULL; state->type = ERTS_EV_TYPE_NONE; remember_removed(state, &pollset); } @@ -825,12 +1183,22 @@ ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix, ret = 0; done: -#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS - if (state->type == ERTS_EV_TYPE_NONE && state->remove_cnt == 0) { - hash_erase_drv_ev_state(state); - } + + check_fd_cleanup(state, +#if ERTS_CIO_HAVE_DRV_EVENT + &free_event, #endif + &free_select); + erts_smp_mtx_unlock(fd_mtx(fd)); + + if (free_select) + free_drv_select_data(free_select); +#if ERTS_CIO_HAVE_DRV_EVENT + if (free_event) + free_drv_event_data(free_event); +#endif + return ret; #endif } @@ -1027,7 +1395,7 @@ steal_pending_stop_select(erts_dsprintf_buf_t *dsbufp, ErlDrvPort ix, * In either case stop_select should not be called. */ state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; + state->flags &= ~ERTS_EV_FLAG_USED; if (state->driver.drv_ptr->handle) { erts_ddll_dereference_driver(state->driver.drv_ptr->handle); } @@ -1099,38 +1467,103 @@ event_large_fd_error(ErlDrvPort ix, ErtsSysFdType fd, ErlDrvEventData event_data #endif #endif +static ERTS_INLINE int +io_task_schedule_allowed(ErtsDrvEventState *state, + ErtsPortTaskType type, + erts_aint_t current_cio_time) +{ + ErtsIoTask *io_task; + + switch (type) { + case ERTS_PORT_TASK_INPUT: + if (!state->driver.select) + return 0; +#if ERTS_CIO_HAVE_DRV_EVENT + if (state->driver.event) + return 0; +#endif + io_task = &state->driver.select->iniotask; + break; + case ERTS_PORT_TASK_OUTPUT: + if (!state->driver.select) + return 0; +#if ERTS_CIO_HAVE_DRV_EVENT + if (state->driver.event) + return 0; +#endif + io_task = &state->driver.select->outiotask; + break; +#if ERTS_CIO_HAVE_DRV_EVENT + case ERTS_PORT_TASK_EVENT: + if (!state->driver.event) + return 0; + if (state->driver.select) + return 0; + io_task = &state->driver.event->iotask; + break; +#endif + default: + ERTS_INTERNAL_ERROR("Invalid I/O-task type"); + return 0; + } + + return !is_iotask_active(io_task, current_cio_time); +} + static ERTS_INLINE void -iready(Eterm id, ErtsDrvEventState *state) +iready(Eterm id, ErtsDrvEventState *state, erts_aint_t current_cio_time) { - if (erts_port_task_schedule(id, - &state->driver.select->intask, - ERTS_PORT_TASK_INPUT, - (ErlDrvEvent) state->fd) != 0) { - stale_drv_select(id, state, ERL_DRV_READ); + if (io_task_schedule_allowed(state, + ERTS_PORT_TASK_INPUT, + current_cio_time)) { + ErtsIoTask *iotask = &state->driver.select->iniotask; + erts_smp_atomic_set_nob(&iotask->executed_time, current_cio_time); + if (erts_port_task_schedule(id, + &iotask->task, + ERTS_PORT_TASK_INPUT, + (ErlDrvEvent) state->fd) != 0) { + stale_drv_select(id, state, ERL_DRV_READ); + } + add_active_fd(state->fd); } } static ERTS_INLINE void -oready(Eterm id, ErtsDrvEventState *state) +oready(Eterm id, ErtsDrvEventState *state, erts_aint_t current_cio_time) { - if (erts_port_task_schedule(id, - &state->driver.select->outtask, - ERTS_PORT_TASK_OUTPUT, - (ErlDrvEvent) state->fd) != 0) { - stale_drv_select(id, state, ERL_DRV_WRITE); + if (io_task_schedule_allowed(state, + ERTS_PORT_TASK_OUTPUT, + current_cio_time)) { + ErtsIoTask *iotask = &state->driver.select->outiotask; + erts_smp_atomic_set_nob(&iotask->executed_time, current_cio_time); + if (erts_port_task_schedule(id, + &iotask->task, + ERTS_PORT_TASK_OUTPUT, + (ErlDrvEvent) state->fd) != 0) { + stale_drv_select(id, state, ERL_DRV_WRITE); + } + add_active_fd(state->fd); } } #if ERTS_CIO_HAVE_DRV_EVENT static ERTS_INLINE void -eready(Eterm id, ErtsDrvEventState *state, ErlDrvEventData event_data) +eready(Eterm id, ErtsDrvEventState *state, ErlDrvEventData event_data, + erts_aint_t current_cio_time) { - if (erts_port_task_schedule(id, - &state->driver.event->task, - ERTS_PORT_TASK_EVENT, - (ErlDrvEvent) state->fd, - event_data) != 0) { - stale_drv_select(id, state, 0); + if (io_task_schedule_allowed(state, + ERTS_PORT_TASK_EVENT, + current_cio_time)) { + ErtsIoTask *iotask = &state->driver.event->iotask; + erts_smp_atomic_set_nob(&iotask->executed_time, current_cio_time); + if (erts_port_task_schedule(id, + &iotask->task, + ERTS_PORT_TASK_EVENT, + (ErlDrvEvent) state->fd, + event_data) != 0) { + stale_drv_select(id, state, 0); + } + add_active_fd(state->fd); } } #endif @@ -1161,10 +1594,11 @@ ERTS_CIO_EXPORT(erts_check_io_interrupt_timed)(int set, void ERTS_CIO_EXPORT(erts_check_io)(int do_wait) { - ErtsPollResFd pollres[256]; + ErtsPollResFd *pollres; int pollres_len; SysTimeval wait_time; int poll_ret, i; + erts_aint_t current_cio_time; restart: @@ -1181,10 +1615,24 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) wait_time.tv_usec = 0; } + /* + * No need for an atomic inc op when incrementing + * erts_check_io_time, since only one thread can + * check io at a time. + */ + current_cio_time = erts_smp_atomic_read_dirty(&erts_check_io_time); + current_cio_time++; + erts_smp_atomic_set_relb(&erts_check_io_time, current_cio_time); + + check_cleanup_active_fds(current_cio_time); + #ifdef ERTS_ENABLE_LOCK_CHECK erts_lc_check_exact(NULL, 0); /* No locks should be locked */ #endif - pollres_len = sizeof(pollres)/sizeof(ErtsPollResFd); + + pollres_len = erts_smp_atomic32_read_dirty(&pollset.active_fd.no) + ERTS_CHECK_IO_POLL_RES_LEN; + + pollres = erts_alloc(ERTS_ALC_T_TMP, sizeof(ErtsPollResFd)*pollres_len); erts_smp_atomic_set_nob(&pollset.in_poll_wait, 1); @@ -1204,6 +1652,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) if (poll_ret != 0) { erts_smp_atomic_set_nob(&pollset.in_poll_wait, 0); forget_removed(&pollset); + erts_free(ERTS_ALC_T_TMP, pollres); if (poll_ret == EAGAIN) { goto restart; } @@ -1263,15 +1712,15 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) if ((revents & ERTS_POLL_EV_IN) || (!(revents & ERTS_POLL_EV_OUT) && state->events & ERTS_POLL_EV_IN)) { - iready(state->driver.select->inport, state); + iready(state->driver.select->inport, state, current_cio_time); } else if (state->events & ERTS_POLL_EV_OUT) { - oready(state->driver.select->outport, state); + oready(state->driver.select->outport, state, current_cio_time); } } else if (revents & (ERTS_POLL_EV_IN|ERTS_POLL_EV_OUT)) { if (revents & ERTS_POLL_EV_OUT) { - oready(state->driver.select->outport, state); + oready(state->driver.select->outport, state, current_cio_time); } /* Someone might have deselected input since revents was read (true also on the non-smp emulator since @@ -1279,7 +1728,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) revents... */ revents &= ~(~state->events & ERTS_POLL_EV_IN); if (revents & ERTS_POLL_EV_IN) { - iready(state->driver.select->inport, state); + iready(state->driver.select->inport, state, current_cio_time); } } else if (revents & ERTS_POLL_EV_NVAL) { @@ -1287,6 +1736,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) state->driver.select->inport, state->driver.select->outport, state->events); + add_active_fd(state->fd); } break; } @@ -1304,8 +1754,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) if (revents) { event_data->events = state->events; event_data->revents = revents; - - eready(state->driver.event->port, state, event_data); + eready(state->driver.event->port, state, event_data, current_cio_time); } break; } @@ -1323,6 +1772,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) (int) state->type); ASSERT(0); deselect(state, 0); + add_active_fd(state->fd); break; } } @@ -1334,6 +1784,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) } erts_smp_atomic_set_nob(&pollset.in_poll_wait, 0); + erts_free(ERTS_ALC_T_TMP, pollres); forget_removed(&pollset); } @@ -1469,10 +1920,27 @@ static void drv_ev_state_free(void *des) void ERTS_CIO_EXPORT(erts_init_check_io)(void) { + erts_smp_atomic_init_nob(&erts_check_io_time, 0); erts_smp_atomic_init_nob(&pollset.in_poll_wait, 0); + ERTS_CIO_POLL_INIT(); pollset.ps = ERTS_CIO_NEW_POLLSET(); + pollset.active_fd.six = 0; + pollset.active_fd.eix = 0; + erts_smp_atomic32_init_nob(&pollset.active_fd.no, 0); + pollset.active_fd.size = ERTS_ACTIVE_FD_INC; + pollset.active_fd.array = erts_alloc(ERTS_ALC_T_ACTIVE_FD_ARR, + sizeof(ErtsSysFdType)*ERTS_ACTIVE_FD_INC); +#ifdef DEBUG + { + int i; + for (i = 0; i < ERTS_ACTIVE_FD_INC; i++) + pollset.active_fd.array[i] = ERTS_SYS_FD_INVALID; + } +#endif + + #ifdef ERTS_SMP init_removed_fd_alloc(); pollset.removed_list = NULL; @@ -1548,12 +2016,27 @@ Eterm ERTS_CIO_EXPORT(erts_check_io_info)(void *proc) { Process *p = (Process *) proc; - Eterm tags[15], values[15], res; + Eterm tags[16], values[16], res; Uint sz, *szp, *hp, **hpp, memory_size; Sint i; ErtsPollInfo pi; - - ERTS_CIO_POLL_INFO(pollset.ps, &pi); + erts_aint_t cio_time = erts_smp_atomic_read_acqb(&erts_check_io_time); + int active_fds = (int) erts_smp_atomic32_read_acqb(&pollset.active_fd.no); + + while (1) { + erts_aint_t post_cio_time; + int post_active_fds; + + ERTS_CIO_POLL_INFO(pollset.ps, &pi); + + post_cio_time = erts_smp_atomic_read_mb(&erts_check_io_time); + post_active_fds = (int) erts_smp_atomic32_read_acqb(&pollset.active_fd.no); + if (cio_time == post_cio_time && active_fds == post_active_fds) + break; + cio_time = post_cio_time; + active_fds = post_active_fds; + } + memory_size = pi.memory_size; #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS memory_size += sizeof(ErtsDrvEventState) * erts_smp_atomic_read_nob(&drv_ev_state_len); @@ -1617,6 +2100,9 @@ ERTS_CIO_EXPORT(erts_check_io_info)(void *proc) tags[i] = erts_bld_atom(hpp, szp, "max_fds"); values[i++] = erts_bld_uint(hpp, szp, (Uint) pi.max_fds); + tags[i] = erts_bld_atom(hpp, szp, "active_fds"); + values[i++] = erts_bld_uint(hpp, szp, (Uint) active_fds); + #ifdef ERTS_POLL_COUNT_AVOIDED_WAKEUPS tags[i] = erts_bld_atom(hpp, szp, "no_avoided_wakeups"); values[i++] = erts_bld_uint(hpp, szp, (Uint) pi.no_avoided_wakeups); @@ -1671,6 +2157,8 @@ print_events(ErtsPollEvents ev) typedef struct { int used_fds; int num_errors; + int no_driver_select_structs; + int no_driver_event_structs; #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS int internal_fds; ErtsPollEvents *epep; @@ -1693,6 +2181,13 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters) struct stat stat_buf; #endif + if (state->driver.select) + counters->no_driver_select_structs++; +#if ERTS_CIO_HAVE_DRV_EVENT + if (state->driver.event) + counters->no_driver_event_structs++; +#endif + #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS if (state->events || ep_events) { if (ep_events & ERTS_POLL_EV_NVAL) { @@ -1831,6 +2326,7 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters) } } } +#if ERTS_CIO_HAVE_DRV_EVENT else if (state->type == ERTS_EV_TYPE_DRV_EV) { Eterm id; erts_printf("driver_event "); @@ -1866,6 +2362,7 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters) erts_free_port_names(pnp); } } +#endif #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS else if (internal) { erts_printf("internal "); @@ -1905,7 +2402,7 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters) } int -ERTS_CIO_EXPORT(erts_check_io_debug)(void) +ERTS_CIO_EXPORT(erts_check_io_debug)(ErtsCheckIoDebugInfo *ciodip) { #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS int fd, len; @@ -1915,6 +2412,10 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(void) ErtsDrvEventState null_des; null_des.driver.select = NULL; +#if ERTS_CIO_HAVE_DRV_EVENT + null_des.driver.event = NULL; +#endif + null_des.driver.drv_ptr = NULL; null_des.events = 0; null_des.remove_cnt = 0; null_des.type = ERTS_EV_TYPE_NONE; @@ -1935,6 +2436,8 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(void) #endif counters.used_fds = 0; counters.num_errors = 0; + counters.no_driver_select_structs = 0; + counters.no_driver_event_structs = 0; #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS len = erts_smp_atomic_read_nob(&drv_ev_state_len); @@ -1951,8 +2454,16 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(void) erts_smp_thr_progress_unblock(); + ciodip->no_used_fds = counters.used_fds; + ciodip->no_driver_select_structs = counters.no_driver_select_structs; + ciodip->no_driver_event_structs = counters.no_driver_event_structs; + erts_printf("\n"); erts_printf("used fds=%d\n", counters.used_fds); + erts_printf("Number of driver_select() structures=%d\n", counters.no_driver_select_structs); +#if ERTS_CIO_HAVE_DRV_EVENT + erts_printf("Number of driver_event() structures=%d\n", counters.no_driver_event_structs); +#endif #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS erts_printf("internal fds=%d\n", counters.internal_fds); #endif @@ -1961,6 +2472,7 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(void) #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS erts_free(ERTS_ALC_T_TMP, (void *) counters.epep); #endif + return counters.num_errors; } diff --git a/erts/emulator/sys/common/erl_check_io.h b/erts/emulator/sys/common/erl_check_io.h index edab7947ba..d01297d55c 100644 --- a/erts/emulator/sys/common/erl_check_io.h +++ b/erts/emulator/sys/common/erl_check_io.h @@ -26,6 +26,7 @@ #ifndef ERL_CHECK_IO_H__ #define ERL_CHECK_IO_H__ +#include "sys.h" #include "erl_sys_driver.h" #ifdef ERTS_ENABLE_KERNEL_POLL @@ -52,8 +53,8 @@ void erts_check_io_kp(int); void erts_check_io_nkp(int); void erts_init_check_io_kp(void); void erts_init_check_io_nkp(void); -int erts_check_io_debug_kp(void); -int erts_check_io_debug_nkp(void); +int erts_check_io_debug_kp(ErtsCheckIoDebugInfo *); +int erts_check_io_debug_nkp(ErtsCheckIoDebugInfo *); #else /* !ERTS_ENABLE_KERNEL_POLL */ @@ -70,6 +71,27 @@ void erts_init_check_io(void); #endif +extern erts_smp_atomic_t erts_check_io_time; + +typedef struct { + ErtsPortTaskHandle task; + erts_smp_atomic_t executed_time; +} ErtsIoTask; + +ERTS_GLB_INLINE void erts_io_notify_port_task_executed(ErtsPortTaskHandle *pthp); + +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +ERTS_GLB_INLINE void +erts_io_notify_port_task_executed(ErtsPortTaskHandle *pthp) +{ + ErtsIoTask *itp = (ErtsIoTask *) (((char *) pthp) - offsetof(ErtsIoTask, task)); + erts_aint_t ci_time = erts_smp_atomic_read_acqb(&erts_check_io_time); + erts_smp_atomic_set_relb(&itp->executed_time, ci_time); +} + +#endif + #endif /* ERL_CHECK_IO_H__ */ #if !defined(ERL_CHECK_IO_C__) && !defined(ERTS_ALLOC_C__) @@ -81,6 +103,16 @@ void erts_init_check_io(void); #include "erl_poll.h" #include "erl_port_task.h" +#ifdef __WIN32__ +/* + * Current erts_poll implementation for Windows cannot handle + * active events in the set of events polled. + */ +# define ERTS_CIO_DEFER_ACTIVE_EVENTS 1 +#else +# define ERTS_CIO_DEFER_ACTIVE_EVENTS 0 +#endif + /* * ErtsDrvEventDataState is used by driver_event() which is almost never * used. We allocate ErtsDrvEventDataState separate since we dont wan't @@ -91,13 +123,16 @@ typedef struct { Eterm port; ErlDrvEventData data; ErtsPollEvents removed_events; - ErtsPortTaskHandle task; +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ErtsPollEvents deferred_events; +#endif + ErtsIoTask iotask; } ErtsDrvEventDataState; typedef struct { Eterm inport; Eterm outport; - ErtsPortTaskHandle intask; - ErtsPortTaskHandle outtask; + ErtsIoTask iniotask; + ErtsIoTask outiotask; } ErtsDrvSelectDataState; #endif /* #ifndef ERL_CHECK_IO_INTERNAL__ */ diff --git a/erts/emulator/sys/common/erl_sys_common_misc.c b/erts/emulator/sys/common/erl_sys_common_misc.c index e3ba741058..e63f0bda54 100644 --- a/erts/emulator/sys/common/erl_sys_common_misc.c +++ b/erts/emulator/sys/common/erl_sys_common_misc.c @@ -44,6 +44,14 @@ #endif #endif +/* + * erts_check_io_time is used by the erl_check_io implementation. The + * global erts_check_io_time variable is declared here since there + * (often) exist two versions of erl_check_io (kernel-poll and + * non-kernel-poll), and we dont want two versions of this variable. + */ +erts_smp_atomic_t erts_check_io_time; + /* Written once and only once */ static int filename_encoding = ERL_FILENAME_UNKNOWN; diff --git a/erts/emulator/sys/unix/erl_unix_sys.h b/erts/emulator/sys/unix/erl_unix_sys.h index 176fc049a7..c3dba69acb 100644 --- a/erts/emulator/sys/unix/erl_unix_sys.h +++ b/erts/emulator/sys/unix/erl_unix_sys.h @@ -135,9 +135,6 @@ /* File descriptors are numbers anc consecutively allocated on Unix */ #define ERTS_SYS_CONTINOUS_FD_NUMBERS -#define HAVE_ERTS_CHECK_IO_DEBUG -int erts_check_io_debug(void); - #ifndef ERTS_SMP # undef ERTS_POLL_NEED_ASYNC_INTERRUPT_SUPPORT # define ERTS_POLL_NEED_ASYNC_INTERRUPT_SUPPORT @@ -230,8 +227,13 @@ extern void sys_stop_cat(void); */ #ifdef USE_ISINF_ISNAN /* simulate finite() */ -# define finite(f) (!isinf(f) && !isnan(f)) -# define HAVE_FINITE +# define isfinite(f) (!isinf(f) && !isnan(f)) +# define HAVE_ISFINITE +#elif defined(isfinite) && !defined(HAVE_ISFINITE) +# define HAVE_ISFINITE +#elif !defined(HAVE_ISFINITE) && defined(HAVE_FINITE) +# define isfinite finite +# define HAVE_ISFINITE #endif #ifdef NO_FPE_SIGNALS @@ -241,7 +243,7 @@ extern void sys_stop_cat(void); #define erts_thread_init_fp_exception() do{}while(0) #endif # define __ERTS_FP_CHECK_INIT(fpexnp) do {} while (0) -# define __ERTS_FP_ERROR(fpexnp, f, Action) if (!finite(f)) { Action; } else {} +# define __ERTS_FP_ERROR(fpexnp, f, Action) if (!isfinite(f)) { Action; } else {} # define __ERTS_FP_ERROR_THOROUGH(fpexnp, f, Action) __ERTS_FP_ERROR(fpexnp, f, Action) # define __ERTS_SAVE_FP_EXCEPTION(fpexnp) # define __ERTS_RESTORE_FP_EXCEPTION(fpexnp) @@ -305,7 +307,7 @@ static __inline__ void __ERTS_FP_CHECK_INIT(volatile unsigned long *fp_exception code to always throw floating-point exceptions on errors. */ static __inline__ int erts_check_fpe_thorough(volatile unsigned long *fp_exception, double f) { - return erts_check_fpe(fp_exception, f) || !finite(f); + return erts_check_fpe(fp_exception, f) || !isfinite(f); } # define __ERTS_FP_ERROR_THOROUGH(fpexnp, f, Action) \ do { if (erts_check_fpe_thorough((fpexnp),(f))) { Action; } } while (0) diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c index c3d7440409..5de0c281c4 100644 --- a/erts/emulator/sys/unix/sys.c +++ b/erts/emulator/sys/unix/sys.c @@ -34,6 +34,7 @@ #include <termios.h> #include <ctype.h> #include <sys/utsname.h> +#include <sys/select.h> #ifdef ISC32 #include <sys/bsdtypes.h> @@ -91,8 +92,10 @@ static erts_smp_rwmtx_t environ_rwmtx; # else # define CHLDWTHR 0 # endif +# define FDBLOCK 1 #else # define CHLDWTHR 0 +# define FDBLOCK 0 #endif /* * [OTP-3906] @@ -121,6 +124,15 @@ struct ErtsSysReportExit_ { #endif }; +/* Used by the fd driver iff the fd could not be set to non-blocking */ +typedef struct ErtsSysBlocking_ { + ErlDrvPDL pdl; + int res; + int err; + unsigned int pkey; +} ErtsSysBlocking; + + /* This data is shared by these drivers - initialized by spawn_init() */ static struct driver_data { ErlDrvPort port_num; @@ -129,6 +141,8 @@ static struct driver_data { int pid; int alive; int status; + int terminating; + ErtsSysBlocking *blocking; } *driver_data; /* indexed by fd */ static ErtsSysReportExit *report_exit_list; @@ -284,7 +298,7 @@ struct { void (*check_io)(int); Uint (*size)(void); Eterm (*info)(void *); - int (*check_io_debug)(void); + int (*check_io_debug)(ErtsCheckIoDebugInfo *); } io_func = {0}; @@ -306,9 +320,9 @@ Eterm erts_check_io_info(void *p) } int -erts_check_io_debug(void) +erts_check_io_debug(ErtsCheckIoDebugInfo *ip) { - return (*io_func.check_io_debug)(); + return (*io_func.check_io_debug)(ip); } @@ -1108,11 +1122,16 @@ void fini_getenv_state(GETENV_STATE *state) /* Driver interfaces */ static ErlDrvData spawn_start(ErlDrvPort, char*, SysDriverOpts*); static ErlDrvData fd_start(ErlDrvPort, char*, SysDriverOpts*); +#if FDBLOCK +static void fd_async(void *); +static void fd_ready_async(ErlDrvData drv_data, ErlDrvThreadData thread_data); +#endif static ErlDrvSSizeT fd_control(ErlDrvData, unsigned int, char *, ErlDrvSizeT, char **, ErlDrvSizeT); static ErlDrvData vanilla_start(ErlDrvPort, char*, SysDriverOpts*); static int spawn_init(void); static void fd_stop(ErlDrvData); +static void fd_flush(ErlDrvData); static void stop(ErlDrvData); static void ready_input(ErlDrvData, ErlDrvEvent); static void ready_output(ErlDrvData, ErlDrvEvent); @@ -1157,8 +1176,12 @@ struct erl_drv_entry fd_driver_entry = { fd_control, NULL, outputv, - NULL, /* ready_async */ - NULL, /* flush */ +#if FDBLOCK + fd_ready_async, /* ready_async */ +#else + NULL, +#endif + fd_flush, /* flush */ NULL, /* call */ NULL, /* event */ ERL_DRV_EXTENDED_MARKER, @@ -1212,13 +1235,28 @@ static RETSIGTYPE onchld(int signum) #endif } +static int set_blocking_data(struct driver_data *dd) { + + dd->blocking = erts_alloc(ERTS_ALC_T_SYS_BLOCKING, sizeof(ErtsSysBlocking)); + + erts_smp_atomic_add_nob(&sys_misc_mem_sz, sizeof(ErtsSysBlocking)); + + dd->blocking->pdl = driver_pdl_create(dd->port_num); + dd->blocking->res = 0; + dd->blocking->err = 0; + dd->blocking->pkey = driver_async_port_key(dd->port_num); + + return 1; +} + static int set_driver_data(ErlDrvPort port_num, int ifd, int ofd, int packet_bytes, int read_write, int exit_status, - int pid) + int pid, + int is_blocking) { Port *prt; ErtsSysReportExit *report_exit; @@ -1250,8 +1288,13 @@ static int set_driver_data(ErlDrvPort port_num, driver_data[ifd].pid = pid; driver_data[ifd].alive = 1; driver_data[ifd].status = 0; + driver_data[ifd].terminating = 0; + driver_data[ifd].blocking = NULL; if (read_write & DO_WRITE) { driver_data[ifd].ofd = ofd; + if (is_blocking && FDBLOCK) + if (!set_blocking_data(driver_data+ifd)) + return -1; if (ifd != ofd) driver_data[ofd] = driver_data[ifd]; /* structure copy */ } else { /* DO_READ only */ @@ -1267,6 +1310,11 @@ static int set_driver_data(ErlDrvPort port_num, driver_data[ofd].pid = pid; driver_data[ofd].alive = 1; driver_data[ofd].status = 0; + driver_data[ofd].terminating = 0; + driver_data[ofd].blocking = NULL; + if (is_blocking && FDBLOCK) + if (!set_blocking_data(driver_data+ofd)) + return -1; return(ofd); } } @@ -1276,6 +1324,7 @@ static int spawn_init() int i; #if CHLDWTHR erts_thr_opts_t thr_opts = ERTS_THR_OPTS_DEFAULT_INITER; + thr_opts.detached = 0; thr_opts.suggested_stack_size = 0; /* Smallest possible */ #endif @@ -1755,7 +1804,7 @@ static ErlDrvData spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* op } res = set_driver_data(port_num, ifd[0], ofd[1], opts->packet_bytes, - opts->read_write, opts->exit_status, pid); + opts->read_write, opts->exit_status, pid, 0); /* Don't unblock SIGCHLD until now, since the call above must first complete putting away the info about our new subprocess. */ unblock_signals(); @@ -1840,6 +1889,7 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, SysDriverOpts* opts) { ErlDrvData res; + int non_blocking = 0; if (((opts->read_write & DO_READ) && opts->ifd >= max_files) || ((opts->read_write & DO_WRITE) && opts->ofd >= max_files)) @@ -1912,6 +1962,20 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, * case - it can be called with any old pre-existing file descriptors, * the relations between which (if they're even two) we can only guess * at - still, we try our best... + * + * Added note OTP 18: Some systems seem to use stdout/stderr to log data + * using unix pipes, so we cannot allow the system to block on a write. + * Therefore we use an async thread to write the data to fd's that could + * not be set to non-blocking. When no async threads are available we + * fall back on the old behaviour. + * + * Also the guarantee about what is delivered to the OS has changed. + * Pre 18 the fd driver did no flushing of data before terminating. + * Now it does. This is because we want to be able to guarantee that things + * such as escripts and friends really have outputted all data before + * terminating. This could potentially block the termination of the system + * for a very long time, but if the user wants to terminate fast she should + * use erlang:halt with flush=false. */ if (opts->read_write & DO_READ) { @@ -1934,6 +1998,7 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, imagine a scenario where setting non-blocking mode here would cause problems - go ahead and do it. */ + non_blocking = 1; SET_NONBLOCKING(opts->ofd); } else { /* output fd is a tty, input fd isn't */ @@ -1976,6 +2041,7 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, (nfd = open(tty, O_WRONLY)) != -1) { dup2(nfd, opts->ofd); close(nfd); + non_blocking = 1; SET_NONBLOCKING(opts->ofd); } } @@ -1984,8 +2050,9 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, } CHLD_STAT_LOCK; res = (ErlDrvData)(long)set_driver_data(port_num, opts->ifd, opts->ofd, - opts->packet_bytes, - opts->read_write, 0, -1); + opts->packet_bytes, + opts->read_write, 0, -1, + !non_blocking); CHLD_STAT_UNLOCK; return res; } @@ -2011,14 +2078,30 @@ static void nbio_stop_fd(ErlDrvPort prt, int fd) SET_BLOCKING(fd); } -static void fd_stop(ErlDrvData fd) /* Does not close the fds */ +static void fd_stop(ErlDrvData ev) /* Does not close the fds */ { int ofd; + int fd = (int)(long)ev; + ErlDrvPort prt = driver_data[fd].port_num; - nbio_stop_fd(driver_data[(int)(long)fd].port_num, (int)(long)fd); - ofd = driver_data[(int)(long)fd].ofd; - if (ofd != (int)(long)fd && ofd != -1) - nbio_stop_fd(driver_data[(int)(long)fd].port_num, (int)(long)ofd); +#if FDBLOCK + if (driver_data[fd].blocking) { + erts_free(ERTS_ALC_T_SYS_BLOCKING,driver_data[fd].blocking); + driver_data[fd].blocking = NULL; + erts_smp_atomic_add_nob(&sys_misc_mem_sz, -1*sizeof(ErtsSysBlocking)); + } +#endif + + nbio_stop_fd(prt, fd); + ofd = driver_data[fd].ofd; + if (ofd != fd && ofd != -1) + nbio_stop_fd(prt, ofd); +} + +static void fd_flush(ErlDrvData fd) +{ + if (!driver_data[(int)(long)fd].terminating) + driver_data[(int)(long)fd].terminating = 1; } static ErlDrvData vanilla_start(ErlDrvPort port_num, char* name, @@ -2041,8 +2124,8 @@ static ErlDrvData vanilla_start(ErlDrvPort port_num, char* name, CHLD_STAT_LOCK; res = (ErlDrvData)(long)set_driver_data(port_num, fd, fd, - opts->packet_bytes, - opts->read_write, 0, -1); + opts->packet_bytes, + opts->read_write, 0, -1, 0); CHLD_STAT_UNLOCK; return res; } @@ -2079,6 +2162,7 @@ static void stop(ErlDrvData fd) } } +/* used by fd_driver */ static void outputv(ErlDrvData e, ErlIOVec* ev) { int fd = (int)(long)e; @@ -2104,12 +2188,21 @@ static void outputv(ErlDrvData e, ErlIOVec* ev) ev->iov[0].iov_base = lbp; ev->iov[0].iov_len = pb; ev->size += pb; + + if (driver_data[fd].blocking && FDBLOCK) + driver_pdl_lock(driver_data[fd].blocking->pdl); + if ((sz = driver_sizeq(ix)) > 0) { driver_enqv(ix, ev, 0); + + if (driver_data[fd].blocking && FDBLOCK) + driver_pdl_unlock(driver_data[fd].blocking->pdl); + if (sz + ev->size >= (1 << 13)) set_busy_port(ix, 1); } - else { + else if (!driver_data[fd].blocking || !FDBLOCK) { + /* We try to write directly if the fd in non-blocking */ int vsize = ev->vsize > MAX_VSIZE ? MAX_VSIZE : ev->vsize; n = writev(ofd, (const void *) (ev->iov), vsize); @@ -2125,10 +2218,22 @@ static void outputv(ErlDrvData e, ErlIOVec* ev) driver_enqv(ix, ev, n); /* n is the skip value */ driver_select(ix, ofd, ERL_DRV_WRITE|ERL_DRV_USE, 1); } +#if FDBLOCK + else { + if (ev->size != 0) { + driver_enqv(ix, ev, 0); + driver_pdl_unlock(driver_data[fd].blocking->pdl); + driver_async(ix, &driver_data[fd].blocking->pkey, + fd_async, driver_data+fd, NULL); + } else { + driver_pdl_unlock(driver_data[fd].blocking->pdl); + } + } +#endif /* return 0;*/ } - +/* Used by spawn_driver and vanilla driver */ static void output(ErlDrvData e, char* buf, ErlDrvSizeT len) { int fd = (int)(long)e; @@ -2191,6 +2296,23 @@ static int port_inp_failure(ErlDrvPort port_num, int ready_fd, int res) ASSERT(res <= 0); (void) driver_select(port_num, ready_fd, ERL_DRV_READ|ERL_DRV_WRITE, 0); clear_fd_data(ready_fd); + + if (driver_data[ready_fd].blocking && FDBLOCK) { + driver_pdl_lock(driver_data[ready_fd].blocking->pdl); + if (driver_sizeq(driver_data[ready_fd].port_num) > 0) { + driver_pdl_unlock(driver_data[ready_fd].blocking->pdl); + /* We have stuff in the output queue, so we just + set the state to terminating and wait for fd_async_ready + to terminate the port */ + if (res == 0) + driver_data[ready_fd].terminating = 2; + else + driver_data[ready_fd].terminating = -err; + return 0; + } + driver_pdl_unlock(driver_data[ready_fd].blocking->pdl); + } + if (res == 0) { if (driver_data[ready_fd].report_exit) { CHLD_STAT_LOCK; @@ -2241,6 +2363,7 @@ static void ready_input(ErlDrvData e, ErlDrvEvent ready_fd) port_num = driver_data[fd].port_num; packet_bytes = driver_data[fd].packet_bytes; + if (packet_bytes == 0) { byte *read_buf = (byte *) erts_alloc(ERTS_ALC_T_SYS_READ_BUF, ERTS_SYS_READ_BUF_SZ); @@ -2364,6 +2487,8 @@ static void ready_output(ErlDrvData e, ErlDrvEvent ready_fd) if ((iv = (struct iovec*) driver_peekq(ix, &vsize)) == NULL) { driver_select(ix, ready_fd, ERL_DRV_WRITE, 0); + if (driver_data[fd].terminating) + driver_failure_atom(driver_data[fd].port_num,"normal"); return; /* 0; */ } vsize = vsize > MAX_VSIZE ? MAX_VSIZE : vsize; @@ -2389,6 +2514,82 @@ static void stop_select(ErlDrvEvent fd, void* _) close((int)fd); } +#if FDBLOCK + +static void +fd_async(void *async_data) +{ + int res; + struct driver_data *dd = (struct driver_data*)async_data; + SysIOVec *iov0; + SysIOVec *iov; + int iovlen; + int iovcnt; + int p; + /* much of this code is stolen from efile_drv:invoke_writev */ + driver_pdl_lock(dd->blocking->pdl); + iov0 = driver_peekq(dd->port_num, &iovlen); + /* Calculate iovcnt */ + for (p = 0, iovcnt = 0; iovcnt < iovlen; + p += iov0[iovcnt++].iov_len) + ; + iov = erts_alloc_fnf(ERTS_ALC_T_SYS_WRITE_BUF, + sizeof(SysIOVec)*iovcnt); + if (!iov) { + res = -1; + errno = ENOMEM; + erts_free(ERTS_ALC_T_SYS_WRITE_BUF, iov); + driver_pdl_unlock(dd->blocking->pdl); + } else { + memcpy(iov,iov0,iovcnt*sizeof(SysIOVec)); + driver_pdl_unlock(dd->blocking->pdl); + + res = writev(dd->ofd, iov, iovlen); + + erts_free(ERTS_ALC_T_SYS_WRITE_BUF, iov); + } + dd->blocking->res = res; + dd->blocking->err = errno; +} + +void fd_ready_async(ErlDrvData drv_data, + ErlDrvThreadData thread_data) { + struct driver_data *dd = (struct driver_data *)thread_data; + ErlDrvPort port_num = dd->port_num; + + ASSERT(dd->blocking); + ASSERT(dd == (driver_data + (int)(long)drv_data)); + + if (dd->blocking->res > 0) { + driver_pdl_lock(dd->blocking->pdl); + if (driver_deq(port_num, dd->blocking->res) == 0) { + driver_pdl_unlock(dd->blocking->pdl); + set_busy_port(port_num, 0); + if (dd->terminating) { + /* The port is has been ordered to terminate + from either fd_flush or port_inp_failure */ + if (dd->terminating == 1) + driver_failure_atom(port_num, "normal"); + else if (dd->terminating == 2) + driver_failure_eof(port_num); + else if (dd->terminating < 0) + driver_failure_posix(port_num, -dd->terminating); + return; /* -1; */ + } + } else { + driver_pdl_unlock(dd->blocking->pdl); + /* still data left to write in queue */ + driver_async(port_num, &dd->blocking->pkey, fd_async, dd, NULL); + return /* 0; */; + } + } else if (dd->blocking->res < 0) { + driver_failure_posix(port_num, dd->blocking->err); + return; /* -1; */ + } + return; /* 0; */ +} + +#endif void erts_do_break_handling(void) { @@ -2658,18 +2859,30 @@ void sys_preload_end(Preload* p) /* Nothing */ } -/* Read a key from console (?) */ - +/* Read a key from console, used by break.c + Here we assume that all schedulers are stopped so that erl_poll + does not interfere with the select below. +*/ int sys_get_key(fd) int fd; { - int c; + int c, ret; unsigned char rbuf[64]; + fd_set fds; fflush(stdout); /* Flush query ??? */ - if ((c = read(fd,rbuf,64)) <= 0) { - return c; + FD_ZERO(&fds); + FD_SET(fd,&fds); + + ret = select(fd+1, &fds, NULL, NULL, NULL); + + if (ret == 1) { + do { + c = read(fd,rbuf,64); + } while (c < 0 && errno == EAGAIN); + if (c <= 0) + return c; } return rbuf[0]; diff --git a/erts/emulator/sys/win32/erl_poll.c b/erts/emulator/sys/win32/erl_poll.c index 7a1d129cd5..972170d465 100644 --- a/erts/emulator/sys/win32/erl_poll.c +++ b/erts/emulator/sys/win32/erl_poll.c @@ -1085,7 +1085,7 @@ void erts_poll_controlv(ErtsPollSet ps, pcev[i].events, pcev[i].on); } - ERTS_POLLSET_LOCK(ps); + ERTS_POLLSET_UNLOCK(ps); HARDTRACEF(("Out erts_poll_controlv")); } diff --git a/erts/emulator/sys/win32/erl_win_sys.h b/erts/emulator/sys/win32/erl_win_sys.h index a78dbf64af..838f0c61eb 100644 --- a/erts/emulator/sys/win32/erl_win_sys.h +++ b/erts/emulator/sys/win32/erl_win_sys.h @@ -113,12 +113,10 @@ /* * Our own type of "FD's" */ +#define ERTS_SYS_FD_INVALID INVALID_HANDLE_VALUE #define ERTS_SYS_FD_TYPE HANDLE #define NO_FSTAT_ON_SYS_FD_TYPE 1 /* They are events, not files */ -#define HAVE_ERTS_CHECK_IO_DEBUG -int erts_check_io_debug(void); - /* * For erl_time_sup */ diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c index ae44c8424f..164ef95629 100644 --- a/erts/emulator/sys/win32/sys.c +++ b/erts/emulator/sys/win32/sys.c @@ -2184,7 +2184,7 @@ static void fd_stop(ErlDrvData data) ASSERT(dp->out.flushEvent); SetEvent(dp->out.flushEvent); } while (WaitForSingleObject(dp->out.flushReplyEvent, 10) == WAIT_TIMEOUT - || !(dp->out.flags & DF_THREAD_FLUSHED)); + && !(dp->out.flags & DF_THREAD_FLUSHED)); } } diff --git a/erts/emulator/test/a_SUITE.erl b/erts/emulator/test/a_SUITE.erl index 195c9c0a5f..17579be416 100644 --- a/erts/emulator/test/a_SUITE.erl +++ b/erts/emulator/test/a_SUITE.erl @@ -97,23 +97,13 @@ display_check_io(ChkIo) -> catch erlang:display('--- CHECK IO INFO ---'), catch erlang:display(ChkIo), catch erts_debug:set_internal_state(available_internal_state, true), - NoOfErrorFds = (catch erts_debug:get_internal_state(check_io_debug)), + NoOfErrorFds = (catch element(1, erts_debug:get_internal_state(check_io_debug))), catch erlang:display({'NoOfErrorFds', NoOfErrorFds}), catch erts_debug:set_internal_state(available_internal_state, false), catch erlang:display('--- CHECK IO INFO ---'), ok. get_check_io_info() -> - ChkIo = erlang:system_info(check_io), - case lists:keysearch(pending_updates, 1, ChkIo) of - {value, {pending_updates, 0}} -> - display_check_io(ChkIo), - ChkIo; - false -> - ChkIo; - _ -> - receive after 10 -> ok end, - get_check_io_info() - end. + z_SUITE:get_check_io_info(). diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl index 336b6188f6..8d2c620be0 100644 --- a/erts/emulator/test/driver_SUITE.erl +++ b/erts/emulator/test/driver_SUITE.erl @@ -31,8 +31,9 @@ end_per_suite/1, init_per_group/2,end_per_group/2, init_per_testcase/2, end_per_testcase/2, + + a_test/1, outputv_echo/1, - timer_measure/1, timer_cancel/1, timer_change/1, @@ -79,7 +80,8 @@ thr_free_drv/1, async_blast/1, thr_msg_blast/1, - consume_timeslice/1]). + consume_timeslice/1, + z_test/1]). -export([bin_prefix/2]). @@ -122,19 +124,19 @@ init_per_testcase(Case, Config) when is_atom(Case), is_list(Config) -> _ -> erts_debug:set_internal_state(available_internal_state, true) end, erlang:display({init_per_testcase, Case}), - ?line 0 = erts_debug:get_internal_state(check_io_debug), + ?line 0 = element(1, erts_debug:get_internal_state(check_io_debug)), [{watchdog, Dog},{testcase, Case}|Config]. end_per_testcase(Case, Config) -> Dog = ?config(watchdog, Config), erlang:display({end_per_testcase, Case}), - ?line 0 = erts_debug:get_internal_state(check_io_debug), + ?line 0 = element(1, erts_debug:get_internal_state(check_io_debug)), ?t:timetrap_cancel(Dog). suite() -> [{ct_hooks,[ts_install_cth]}]. -all() -> - [outputv_errors, outputv_echo, queue_echo, {group, timer}, +all() -> %% Keep a_test first and z_test last... + [a_test, outputv_errors, outputv_echo, queue_echo, {group, timer}, driver_unloaded, io_ready_exit, use_fallback_pollset, bad_fd_in_pollset, driver_event, fd_change, steal_control, otp_6602, driver_system_info_base_ver, @@ -151,7 +153,8 @@ all() -> thr_free_drv, async_blast, thr_msg_blast, - consume_timeslice]. + consume_timeslice, + z_test]. groups() -> [{timer, [], @@ -917,8 +920,7 @@ steal_control_test(Hndl = {erts_poll_info, Before}) -> end. chkio_test_init(Config) when is_list(Config) -> - ?line wait_until_no_pending_updates(), - ?line ChkIo = erlang:system_info(check_io), + ?line ChkIo = get_stable_check_io_info(), ?line case catch lists:keysearch(name, 1, ChkIo) of {value, {name, erts_poll}} -> ?line ?t:format("Before test: ~p~n", [ChkIo]), @@ -937,8 +939,7 @@ chkio_test_fini({skipped, _} = Res) -> chkio_test_fini({chkio_test_result, Res, Before}) -> ?line ok = erl_ddll:unload_driver('chkio_drv'), ?line ok = erl_ddll:stop(), - ?line wait_until_no_pending_updates(), - ?line After = erlang:system_info(check_io), + ?line After = get_stable_check_io_info(), ?line ?t:format("After test: ~p~n", [After]), ?line verify_chkio_state(Before, After), ?line Res. @@ -985,7 +986,7 @@ chkio_test({erts_poll_info, Before}, ?line Fun(), ?line During = erlang:system_info(check_io), ?line erlang:display(During), - ?line 0 = erts_debug:get_internal_state(check_io_debug), + ?line 0 = element(1, erts_debug:get_internal_state(check_io_debug)), ?line ?t:format("During test: ~p~n", [During]), ?line chk_chkio_port(Port), ?line case erlang:port_control(Port, ?CHKIO_STOP, "") of @@ -1034,18 +1035,22 @@ verify_chkio_state(Before, After) -> After) end, ?line ok. - - -wait_until_no_pending_updates() -> - case lists:keysearch(pending_updates, 1, erlang:system_info(check_io)) of - {value, {pending_updates, 0}} -> - ok; - false -> - ok; +get_stable_check_io_info() -> + ChkIo = erlang:system_info(check_io), + PendUpdNo = case lists:keysearch(pending_updates, 1, ChkIo) of + {value, {pending_updates, PendNo}} -> + PendNo; + false -> + 0 + end, + {value, {active_fds, ActFds}} = lists:keysearch(active_fds, 1, ChkIo), + case {PendUpdNo, ActFds} of + {0, 0} -> + ChkIo; _ -> receive after 10 -> ok end, - wait_until_no_pending_updates() + get_stable_check_io_info() end. otp_6602(doc) -> ["Missed port lock when stealing control of fd from a " @@ -2387,10 +2392,25 @@ count_proc_sched(Ps, PNs) -> PNs end. +a_test(Config) when is_list(Config) -> + check_io_debug(). + +z_test(Config) when is_list(Config) -> + check_io_debug(). + %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% Utilities %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +check_io_debug() -> + get_stable_check_io_info(), + {NoErrorFds, NoUsedFds, NoDrvSelStructs, NoDrvEvStructs} + = erts_debug:get_internal_state(check_io_debug), + 0 = NoErrorFds, + NoUsedFds = NoDrvSelStructs, + 0 = NoDrvEvStructs, + ok. + %flush_msgs() -> % receive % M -> diff --git a/erts/emulator/test/float_SUITE_data/fp_drv.c b/erts/emulator/test/float_SUITE_data/fp_drv.c index b80385c3f9..82d18d6440 100644 --- a/erts/emulator/test/float_SUITE_data/fp_drv.c +++ b/erts/emulator/test/float_SUITE_data/fp_drv.c @@ -29,9 +29,14 @@ #if defined (__GNUC__) int _finite(double x); #endif -#ifndef finite -#define finite _finite +#ifndef isfinite +#define isfinite _finite #endif +#elif !defined(HAVE_ISFINITE) && defined(HAVE_FINITE) +/* If not windows and we do not have isfinite */ +#define isfinite finite +#elif !defined(HAVE_ISFINITE) +# error "No finite function found!" #endif #include "erl_driver.h" @@ -79,21 +84,21 @@ do_test(void *unused) x = 3.23e133; y = 3.57e257; z = x*y; - if (finite(z)) + if (isfinite(z)) return "is finite (1)"; x = 5.0; y = 0.0; z = x/y; - if (finite(z)) + if (isfinite(z)) return "is finite (2)"; z = log(-1.0); - if (finite(z)) + if (isfinite(z)) return "is finite (3)"; z = log(0.0); - if (finite(z)) + if (isfinite(z)) return "is finite (4)"; return "ok"; diff --git a/erts/emulator/test/match_spec_SUITE.erl b/erts/emulator/test/match_spec_SUITE.erl index fdce157abc..fc4a5028e1 100644 --- a/erts/emulator/test/match_spec_SUITE.erl +++ b/erts/emulator/test/match_spec_SUITE.erl @@ -30,6 +30,7 @@ -export([fpe/1]). -export([otp_9422/1]). -export([faulty_seq_trace/1, do_faulty_seq_trace/0]). +-export([maps/1]). -export([runner/2, loop_runner/3]). -export([f1/1, f2/2, f3/2, fn/1, fn/2, fn/3]). -export([do_boxed_and_small/0]). @@ -62,7 +63,8 @@ all() -> moving_labels, faulty_seq_trace, empty_list, - otp_9422]; + otp_9422, + maps]; true -> [not_run] end. @@ -899,6 +901,31 @@ fpe(Config) when is_list(Config) -> _ -> ok end. +maps(Config) when is_list(Config) -> + {ok,#{},[],[]} = erlang:match_spec_test(#{}, [{'_',[],['$_']}], table), + {ok,#{},[],[]} = erlang:match_spec_test(#{}, [{#{},[],['$_']}], table), + {ok,false,[],[]} = + erlang:match_spec_test(#{}, [{not_a_map,[],['$_']}], table), + {ok,bar,[],[]} = + erlang:match_spec_test(#{foo => bar}, + [{#{foo => '$1'},[],['$1']}], + table), + {ok,false,[],[]} = + erlang:match_spec_test(#{foo => bar}, + [{#{foo => qux},[],[qux]}], + table), + {ok,false,[],[]} = + erlang:match_spec_test(#{}, [{#{foo => '_'},[],[foo]}], table), + {error,_} = + erlang:match_spec_test(#{}, [{#{'$1' => '_'},[],[foo]}], table), + {ok,bar,[],[]} = + erlang:match_spec_test({#{foo => bar}}, + [{{#{foo => '$1'}},[],['$1']}], + table), + {ok,#{foo := 3},[],[]} = + erlang:match_spec_test({}, [{{},[],[#{foo => {'+',1,2}}]}], table), + ok. + empty_list(Config) when is_list(Config) -> Val=[{'$1',[], [{message,'$1'},{message,{caller}},{return_trace}]}], %% Did crash debug VM in faulty assert: diff --git a/erts/emulator/test/z_SUITE.erl b/erts/emulator/test/z_SUITE.erl index 4b3075a164..b0c6224dfe 100644 --- a/erts/emulator/test/z_SUITE.erl +++ b/erts/emulator/test/z_SUITE.erl @@ -38,7 +38,7 @@ -export([schedulers_alive/1, node_container_refc_check/1, long_timers/1, pollset_size/1, - check_io_debug/1]). + check_io_debug/1, get_check_io_info/0]). -define(DEFAULT_TIMEOUT, ?t:minutes(5)). @@ -288,11 +288,14 @@ check_io_debug(Config) when is_list(Config) -> end. check_io_debug_test() -> + ?line erlang:display(get_check_io_info()), ?line erts_debug:set_internal_state(available_internal_state, true), - ?line erlang:display(erlang:system_info(check_io)), - ?line NoOfErrorFds = erts_debug:get_internal_state(check_io_debug), + ?line {NoErrorFds, NoUsedFds, NoDrvSelStructs, NoDrvEvStructs} + = erts_debug:get_internal_state(check_io_debug), ?line erts_debug:set_internal_state(available_internal_state, false), - ?line 0 = NoOfErrorFds, + ?line 0 = NoErrorFds, + ?line NoUsedFds = NoDrvSelStructs, + ?line 0 = NoDrvEvStructs, ?line ok. @@ -305,7 +308,7 @@ display_check_io(ChkIo) -> catch erlang:display('--- CHECK IO INFO ---'), catch erlang:display(ChkIo), catch erts_debug:set_internal_state(available_internal_state, true), - NoOfErrorFds = (catch erts_debug:get_internal_state(check_io_debug)), + NoOfErrorFds = (catch element(1, erts_debug:get_internal_state(check_io_debug))), catch erlang:display({'NoOfErrorFds', NoOfErrorFds}), catch erts_debug:set_internal_state(available_internal_state, false), catch erlang:display('--- CHECK IO INFO ---'), @@ -313,14 +316,19 @@ display_check_io(ChkIo) -> get_check_io_info() -> ChkIo = erlang:system_info(check_io), - case lists:keysearch(pending_updates, 1, ChkIo) of - {value, {pending_updates, 0}} -> + PendUpdNo = case lists:keysearch(pending_updates, 1, ChkIo) of + {value, {pending_updates, PendNo}} -> + PendNo; + false -> + 0 + end, + {value, {active_fds, ActFds}} = lists:keysearch(active_fds, 1, ChkIo), + case {PendUpdNo, ActFds} of + {0, 0} -> display_check_io(ChkIo), ChkIo; - false -> - ChkIo; _ -> - receive after 10 -> ok end, + receive after 100 -> ok end, get_check_io_info() end. diff --git a/erts/etc/common/erlexec.c b/erts/etc/common/erlexec.c index 709c6f02d1..5ebde8ca3c 100644 --- a/erts/etc/common/erlexec.c +++ b/erts/etc/common/erlexec.c @@ -128,6 +128,7 @@ static char *pluss_val_switches[] = { "bwt", "cl", "ct", + "ecio", "fwi", "tbt", "wct", diff --git a/erts/etc/common/run_erl_common.c b/erts/etc/common/run_erl_common.c index 580b6cc3c5..20b78eb05e 100644 --- a/erts/etc/common/run_erl_common.c +++ b/erts/etc/common/run_erl_common.c @@ -36,6 +36,10 @@ # include <syslog.h> #endif +#ifdef HAVE_SYS_IOCTL_H +# include <sys/ioctl.h> +#endif + #ifdef __OSE__ # include "ramlog.h" #endif @@ -637,7 +641,7 @@ int erts_run_erl_open_fifo(char *pipename,char *w_pipename,char *r_pipename) { /* Extract any control sequences that are ment only for run_erl * and should not be forwarded to the pty. */ -int erts_run_erl_extract_ctrl_seq(char* buf, int len) +int erts_run_erl_extract_ctrl_seq(char* buf, int len, int mfd) { static const char prefix[] = "\033_"; static const char suffix[] = "\033\\"; @@ -662,7 +666,7 @@ int erts_run_erl_extract_ctrl_seq(char* buf, int len) struct winsize ws; ws.ws_col = col; ws.ws_row = row; - if (ioctl(MFD, TIOCSWINSZ, &ws) < 0) { + if (ioctl(mfd, TIOCSWINSZ, &ws) < 0) { ERRNO_ERR0(LOG_ERR,"Failed to set window size"); } #endif diff --git a/erts/etc/common/run_erl_common.h b/erts/etc/common/run_erl_common.h index c47a0db054..14207ee4de 100644 --- a/erts/etc/common/run_erl_common.h +++ b/erts/etc/common/run_erl_common.h @@ -40,7 +40,7 @@ void erts_run_erl_log_error(int priority, int line, const char *format,...); int erts_run_erl_open_fifo(char *pipename,char *w_pipename,char *r_pipename); int erts_run_erl_log_alive_minutes(void); -int erts_run_erl_extract_ctrl_seq(char* buf, int len); +int erts_run_erl_extract_ctrl_seq(char* buf, int len, int mfd); /* File operations */ ssize_t sf_read(int fd, void *buffer, size_t len); diff --git a/erts/etc/ose/run_erl.c b/erts/etc/ose/run_erl.c index 6bb59b7f7e..8bc49a485e 100644 --- a/erts/etc/ose/run_erl.c +++ b/erts/etc/ose/run_erl.c @@ -495,7 +495,7 @@ int pass_on(ProgramState *s) { #ifdef DEBUG erts_run_erl_log_status("Pty master write; "); #endif - len = erts_run_erl_extract_ctrl_seq(buffer,len); + len = erts_run_erl_extract_ctrl_seq(buffer,len, s->ofd); if (len > 0) { int wlen = erts_run_erl_write_all(s->ofd, buffer, len); diff --git a/erts/etc/unix/cerl.src b/erts/etc/unix/cerl.src index 78fefbea55..aa51eabfc5 100644 --- a/erts/etc/unix/cerl.src +++ b/erts/etc/unix/cerl.src @@ -43,6 +43,7 @@ # -gcov Run emulator compiled for gcov # -valgrind Run emulator compiled for valgrind # -lcnt Run emulator compiled for lock counting +# -icount Run emulator compiled for instruction counting # -nox Unset the DISPLAY variable to disable us of X Windows # # FIXME For GDB you can also set the break point using "-break FUNCTION". @@ -180,6 +181,11 @@ while [ $# -gt 0 ]; do cargs="$cargs -frmptr" TYPE=.frmptr ;; + "-icount") + shift + cargs="$cargs -icount" + TYPE=.icount + ;; "-dump") shift GDB=dump diff --git a/erts/etc/unix/etp-commands.in b/erts/etc/unix/etp-commands.in index 1a723ad936..8ebb65ad77 100644 --- a/erts/etc/unix/etp-commands.in +++ b/erts/etc/unix/etp-commands.in @@ -1130,6 +1130,39 @@ document etp-cp %--------------------------------------------------------------------------- end +define etp-check-beam-ranges + set $etp_ci = 0 + while $etp_ci < 3 + printf "Checking code index %i...\n", $etp_ci + set $etp_j = 0 + while $etp_j < r[$etp_ci].n + set $etp_p = &r[$etp_ci].modules[$etp_j] + if $etp_j > 0 && $etp_p->start < (Range*)$etp_p[-1].end.counter + printf "r[%i].modules[%i]: ERROR start < previous\n", $etp_ci, $etp_j + end + if $etp_p->start > (Range*)$etp_p->end.counter + printf "r[%i].modules[%i]: ERROR start > end\n", $etp_ci, $etp_j + else + if $etp_p->start == (Range*)$etp_p->end.counter + printf "r[%i].modules[%i]: Purged\n", $etp_ci, $etp_j + end + end + set $etp_j = $etp_j + 1 + end + set $etp_ci = $etp_ci + 1 + end +end + +document etp-check-beam-ranges +%--------------------------------------------------------------------------- +% etp-check-beam-ranges +% +% Do consistency check of beam_ranges data structure +% and print errors and empty slots from purged modules. +%--------------------------------------------------------------------------- +end + + ############################################################################ # Commands for special term bunches. # diff --git a/erts/etc/unix/run_erl.c b/erts/etc/unix/run_erl.c index 4b123b8911..049e83f9e4 100644 --- a/erts/etc/unix/run_erl.c +++ b/erts/etc/unix/run_erl.c @@ -490,7 +490,7 @@ static void pass_on(pid_t childpid) #ifdef DEBUG erts_run_erl_log_status("Pty master write; "); #endif - len = erts_run_erl_extract_ctrl_seq(buf, len); + len = erts_run_erl_extract_ctrl_seq(buf, len, mfd); if(len==1 && buf[0] == '\003') { kill(childpid,SIGINT); diff --git a/erts/lib_src/Makefile.in b/erts/lib_src/Makefile.in index b680c03b1d..d0ebab49d8 100644 --- a/erts/lib_src/Makefile.in +++ b/erts/lib_src/Makefile.in @@ -92,6 +92,11 @@ CFLAGS += -DERTS_FRMPTR OMIT_OMIT_FP=yes PRE_LD= else +ifeq ($(TYPE),icount) +TYPE_SUFFIX = .icount +CFLAGS += -DERTS_OPCODE_COUNTER_SUPPORT +PRE_LD= +else override TYPE=opt OMIT_FP=true TYPE_SUFFIX= @@ -105,6 +110,7 @@ endif endif endif endif +endif OPSYS=@OPSYS@ sol2CFLAGS= diff --git a/erts/lib_src/common/erl_misc_utils.c b/erts/lib_src/common/erl_misc_utils.c index d58a28b5cb..7833dd8219 100644 --- a/erts/lib_src/common/erl_misc_utils.c +++ b/erts/lib_src/common/erl_misc_utils.c @@ -1515,7 +1515,7 @@ const char* parse_topology_spec_group(erts_cpu_info_t *cpuinfo, const char* xml, if (is_thread_group) { thread++; } else { - *core_p = (*core_p)++; + *core_p = (*core_p) + 1; } index_procs++; } @@ -1535,9 +1535,9 @@ const char* parse_topology_spec_group(erts_cpu_info_t *cpuinfo, const char* xml, if (parentCacheLevel == 0) { *core_p = 0; - *processor_p = (*processor_p)++; + *processor_p = (*processor_p) + 1; } else { - *core_p = (*core_p)++; + *core_p = (*core_p) + 1; } if (error) diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam Binary files differindex 32ff6a3874..d0f9907709 100644 --- a/erts/preloaded/ebin/erlang.beam +++ b/erts/preloaded/ebin/erlang.beam diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index b96a601792..83a38da26b 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -2239,6 +2239,7 @@ tuple_to_list(_Tuple) -> (dynamic_trace) -> none | dtrace | systemtap; (dynamic_trace_probes) -> boolean(); (elib_malloc) -> false; + (eager_check_io) -> boolean(); (ets_limit) -> pos_integer(); (fullsweep_after) -> {fullsweep_after, non_neg_integer()}; (garbage_collection) -> [{atom(), integer()}]; diff --git a/erts/test/upgrade_SUITE.erl b/erts/test/upgrade_SUITE.erl index d5a920e03d..7b3bc1b063 100644 --- a/erts/test/upgrade_SUITE.erl +++ b/erts/test/upgrade_SUITE.erl @@ -237,7 +237,10 @@ do_upgrade(FromVsn,FromApps,ToRel,ToApps,InstallDir) -> [{"OTP upgrade test",FromVsn,_,permanent}] = rpc:call(Node,release_handler,which_releases,[]), - {ok,ToVsn} = rpc:call(Node,release_handler,unpack_release,[ToRel]), + ToRelName = filename:basename(ToRel), + copy_file(ToRel++".tar.gz", + filename:join([InstallDir,releases,ToRelName++".tar.gz"])), + {ok,ToVsn} = rpc:call(Node,release_handler,unpack_release,[ToRelName]), [{"OTP upgrade test",ToVsn,_,unpacked}, {"OTP upgrade test",FromVsn,_,permanent}] = rpc:call(Node,release_handler,which_releases,[]), diff --git a/lib/asn1/c_src/asn1_erl_nif.c b/lib/asn1/c_src/asn1_erl_nif.c index 53e3aa1678..317a464060 100644 --- a/lib/asn1/c_src/asn1_erl_nif.c +++ b/lib/asn1/c_src/asn1_erl_nif.c @@ -949,7 +949,7 @@ static int ber_decode_value(ErlNifEnv* env, ERL_NIF_TERM *value, unsigned char * } else if (in_buf[*ib_index] == ASN1_INDEFINITE_LENGTH) { (*ib_index)++; curr_head = enif_make_list(env, 0); - if (*ib_index+1 >= in_buf_len) { + if (*ib_index+1 >= in_buf_len || form == ASN1_PRIMITIVE) { return ASN1_INDEF_LEN_ERROR; } while (!(in_buf[*ib_index] == 0 && in_buf[*ib_index + 1] == 0)) { diff --git a/lib/asn1/test/asn1_SUITE_data/Constructed.asn b/lib/asn1/test/asn1_SUITE_data/Constructed.asn index 09a66d0c0d..bd49741726 100644 --- a/lib/asn1/test/asn1_SUITE_data/Constructed.asn +++ b/lib/asn1/test/asn1_SUITE_data/Constructed.asn @@ -1,6 +1,3 @@ - - - Constructed DEFINITIONS ::= BEGIN @@ -20,4 +17,7 @@ C ::= CHOICE { S3 ::= SEQUENCE {i INTEGER} S3ext ::= SEQUENCE {i INTEGER, ...} + +OS ::= OCTET STRING + END diff --git a/lib/asn1/test/ber_decode_error.erl b/lib/asn1/test/ber_decode_error.erl index 6fd2450c62..ef11717c45 100644 --- a/lib/asn1/test/ber_decode_error.erl +++ b/lib/asn1/test/ber_decode_error.erl @@ -61,6 +61,10 @@ run([]) -> (catch 'Constructed':decode('S', sub(<<40,16#80,1,1,255,0,0>>, 6))), {error,{asn1,{invalid_length,_}}} = (catch 'Constructed':decode('S', sub(<<40,16#80,1,1,255,0,0>>, 5))), + + %% A primitive must not be encoded with an indefinite length. + {error,{asn1,{invalid_length,_}}} = + (catch 'Constructed':decode('OS', <<4,128,4,3,97,98,99,0,0>>)), ok. sub(Bin, Bytes) -> diff --git a/lib/common_test/src/Makefile b/lib/common_test/src/Makefile index 8d74546880..2723b066f0 100644 --- a/lib/common_test/src/Makefile +++ b/lib/common_test/src/Makefile @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2003-2013. All Rights Reserved. +# Copyright Ericsson AB 2003-2014. All Rights Reserved. # # The contents of this file are subject to the Erlang Public License, # Version 1.1, (the "License"); you may not use this file except in @@ -75,7 +75,8 @@ MODULES= \ ct_conn_log_h \ cth_conn_log \ ct_groups \ - ct_property_test + ct_property_test \ + ct_release_test TARGET_MODULES= $(MODULES:%=$(EBIN)/%) BEAM_FILES= $(MODULES:%=$(EBIN)/%.$(EMULATOR)) diff --git a/lib/common_test/src/ct_logs.erl b/lib/common_test/src/ct_logs.erl index 43eabb18d5..7037cdca73 100644 --- a/lib/common_test/src/ct_logs.erl +++ b/lib/common_test/src/ct_logs.erl @@ -129,7 +129,13 @@ datestr_from_dirname([]) -> close(Info, StartDir) -> %% close executes on the ct_util process, not on the logger process %% so we need to use a local copy of the log cache data - LogCacheBin = make_last_run_index(), + LogCacheBin = + case make_last_run_index() of + {error,_} -> % log server not responding + undefined; + LCB -> + LCB + end, put(ct_log_cache,LogCacheBin), Cache2File = fun() -> case get(ct_log_cache) of @@ -710,6 +716,7 @@ logger_loop(State) -> end end, if Importance >= (100-VLvl) -> + CtLogFd = State#logger_state.ct_log_fd, case get_groupleader(Pid, GL, State) of {tc_log,TCGL,TCGLs} -> case erlang:is_process_alive(TCGL) of @@ -723,14 +730,15 @@ logger_loop(State) -> %% Group leader is dead, so write to the %% CtLog or unexpected_io log instead unexpected_io(Pid,Category,Importance, - List,State), + List,CtLogFd), + logger_loop(State) end; {ct_log,_Fd,TCGLs} -> %% If category is ct_internal then write %% to ct_log, else write to unexpected_io %% log - unexpected_io(Pid,Category,Importance,List,State), + unexpected_io(Pid,Category,Importance,List,CtLogFd), logger_loop(State#logger_state{ tc_groupleaders = TCGLs}) end; @@ -803,16 +811,15 @@ logger_loop(State) -> ok end. -create_io_fun(FromPid, State) -> +create_io_fun(FromPid, CtLogFd) -> %% we have to build one io-list of all strings %% before printing, or other io printouts (made in %% parallel) may get printed between this header %% and footer - Fd = State#logger_state.ct_log_fd, fun({Str,Args}, IoList) -> case catch io_lib:format(Str,Args) of {'EXIT',_Reason} -> - io:format(Fd, "Logging fails! Str: ~p, Args: ~p~n", + io:format(CtLogFd, "Logging fails! Str: ~p, Args: ~p~n", [Str,Args]), %% stop the testcase, we need to see the fault exit(FromPid, {log_printout_error,Str,Args}), @@ -827,28 +834,53 @@ create_io_fun(FromPid, State) -> print_to_log(sync, FromPid, Category, TCGL, List, State) -> %% in some situations (exceptions), the printout is made from the %% test server IO process and there's no valid group leader to send to + CtLogFd = State#logger_state.ct_log_fd, if FromPid /= TCGL -> - IoFun = create_io_fun(FromPid, State), + IoFun = create_io_fun(FromPid, CtLogFd), io:format(TCGL,"~ts", [lists:foldl(IoFun, [], List)]); true -> - unexpected_io(FromPid,Category,?MAX_IMPORTANCE,List,State) + unexpected_io(FromPid,Category,?MAX_IMPORTANCE,List,CtLogFd) end, State; print_to_log(async, FromPid, Category, TCGL, List, State) -> %% in some situations (exceptions), the printout is made from the %% test server IO process and there's no valid group leader to send to + CtLogFd = State#logger_state.ct_log_fd, Printer = if FromPid /= TCGL -> - IoFun = create_io_fun(FromPid, State), + IoFun = create_io_fun(FromPid, CtLogFd), fun() -> test_server:permit_io(TCGL, self()), - io:format(TCGL, "~ts", [lists:foldl(IoFun, [], List)]) + + %% Since asynchronous io gets can get buffered if + %% the file system is slow, there is also a risk that + %% the group leader has terminated before we get to + %% the io:format(GL, ...) call. We check this and + %% print "expired" messages to the unexpected io + %% log instead (best we can do). + + case erlang:is_process_alive(TCGL) of + true -> + try io:format(TCGL, "~ts", + [lists:foldl(IoFun,[],List)]) of + _ -> ok + catch + _:terminated -> + unexpected_io(FromPid, Category, + ?MAX_IMPORTANCE, + List, CtLogFd) + end; + false -> + unexpected_io(FromPid, Category, + ?MAX_IMPORTANCE, + List, CtLogFd) + end end; true -> fun() -> - unexpected_io(FromPid,Category,?MAX_IMPORTANCE, - List,State) + unexpected_io(FromPid, Category, ?MAX_IMPORTANCE, + List, CtLogFd) end end, case State#logger_state.async_print_jobs of @@ -3149,12 +3181,11 @@ html_encoding(latin1) -> html_encoding(utf8) -> "utf-8". -unexpected_io(Pid,ct_internal,_Importance,List,State) -> - IoFun = create_io_fun(Pid,State), - io:format(State#logger_state.ct_log_fd, "~ts", - [lists:foldl(IoFun, [], List)]); -unexpected_io(Pid,_Category,_Importance,List,State) -> - IoFun = create_io_fun(Pid,State), +unexpected_io(Pid,ct_internal,_Importance,List,CtLogFd) -> + IoFun = create_io_fun(Pid,CtLogFd), + io:format(CtLogFd, "~ts", [lists:foldl(IoFun, [], List)]); +unexpected_io(Pid,_Category,_Importance,List,CtLogFd) -> + IoFun = create_io_fun(Pid,CtLogFd), Data = io_lib:format("~ts", [lists:foldl(IoFun, [], List)]), test_server_io:print_unexpected(Data), ok. diff --git a/lib/common_test/src/ct_release_test.erl b/lib/common_test/src/ct_release_test.erl new file mode 100644 index 0000000000..eb9e9c832f --- /dev/null +++ b/lib/common_test/src/ct_release_test.erl @@ -0,0 +1,847 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2014. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +%%----------------------------------------------------------------- +%% @doc EXPERIMENTAL support for testing of upgrade. +%% +%% This is a library module containing support for test of release +%% related activities in one or more applications. Currenty it +%% supports upgrade only. +%% +%% == Configuration == +%% +%% In order to find version numbers of applications to upgrade from, +%% `{@module}' needs to access and start old OTP +%% releases. A `common_test' configuration file can be used for +%% specifying the location of such releases, for example: +%% +%% ``` +%% %% old-rels.cfg +%% {otp_releases,[{r16b,"/path/to/R16B03-1/bin/erl"}, +%% {'17',"/path/to/17.3/bin/erl"}]}.''' +%% +%% The configuration file should preferably point out the latest patch +%% level on each major release. +%% +%% If no such configuration file is given, {@link init/1} will return +%% `{skip,Reason}' and any attempt at running {@link upgrade/4} +%% will fail. +%% +%% == Callback functions == +%% +%% The following functions should be exported from a {@module} +%% callback module. +%% +%% All callback functions are called on the node where the upgrade is +%% executed. +%% +%% <dl> +%% <dt>Module:upgrade_init(State) -> NewState</dt> +%% <dd>Types: +%% +%% <b><c>State = NewState = cb_state()</c></b> +%% +%% Initialyze system before upgrade test starts. +%% +%% This function is called before the upgrade is started. All +%% applications given in {@link upgrade/4} are already started by +%% the boot script, so this callback is intended for additional +%% initialization, if necessary. +%% +%% Example: +%% +%% ``` +%% upgrade_init(State) -> +%% open_connection(State).''' +%% </dd> +%% +%% <dt>Module:upgrade_upgraded(State) -> NewState</dt> +%% <dd>Types: +%% +%% <b><c>State = NewState = cb_state()</c></b> +%% +%% Check that upgrade was successful. +%% +%% This function is called after the release_handler has +%% successfully unpacked and installed the new release, and it has +%% been made permanent. It allows application specific checks to +%% ensure that the upgrade was successful. +%% +%% Example: +%% +%% ``` +%% upgrade_upgraded(State) -> +%% check_connection_still_open(State).''' +%% </dd> +%% +%% <dt>Module:upgrade_downgraded(State) -> NewState</dt> +%% <dd>Types: +%% +%% <b><c>State = NewState = cb_state()</c></b> +%% +%% Check that downgrade was successful. +%% +%% This function is called after the release_handler has +%% successfully re-installed the original release, and it has been +%% made permanent. It allows application specific checks to ensure +%% that the downgrade was successful. +%% +%% Example: +%% +%% ``` +%% upgrade_init(State) -> +%% check_connection_closed(State).''' +%% </dd> +%% </dl> +%% @end +%%----------------------------------------------------------------- +-module(ct_release_test). + +-export([init/1, upgrade/4, cleanup/1]). + +-include_lib("kernel/include/file.hrl"). + +%%----------------------------------------------------------------- +-define(testnode, otp_upgrade). +-define(exclude_apps, [hipe, typer, dialyzer]). % never include these apps + +%%----------------------------------------------------------------- +-type config() :: [{atom(),term()}]. +-type cb_state() :: term(). + +-callback upgrade_init(cb_state()) -> cb_state(). +-callback upgrade_upgraded(cb_state()) -> cb_state(). +-callback upgrade_downgraded(cb_state()) -> cb_state(). + +%%----------------------------------------------------------------- +-spec init(Config) -> Result when + Config :: config(), + Result :: config() | SkipOrFail, + SkipOrFail :: {skip,Reason} | {fail,Reason}. +%% @doc Initialize `{@module}'. +%% +%% This function can be called from any of the +%% `init_per_*' functions in the test suite. It updates +%% the given `Config' with data that will be +%% used by future calls to other functions in this module. The +%% returned configuration must therefore also be returned from +%% the calling `init_per_*'. +%% +%% If the initialization fails, e.g. if a required release can +%% not be found, the function returns `{skip,Reason}'. In +%% this case the other test support functions in this mudule +%% can not be used. +%% +%% Example: +%% +%% ``` +%% init_per_suite(Config) -> +%% ct_release_test:init(Config).''' +%% +init(Config) -> + try init_upgrade_test() of + {Major,Minor} -> + [{release_test,[{major,Major},{minor,Minor}]} | Config] + catch throw:Thrown -> + Thrown + end. + +%%----------------------------------------------------------------- +-spec upgrade(App,Level,Callback,Config) -> any() when + App :: atom(), + Level :: minor | major, + Callback :: {module(),InitState}, + InitState :: cb_state(), + Config :: config(); + (Apps,Level,Callback,Config) -> any() when + Apps :: [App], + App :: atom(), + Level :: minor | major, + Callback :: {module(),InitState}, + InitState :: cb_state(), + Config :: config(). +%% @doc Test upgrade of the given application(s). +%% +%% This function can be called from a test case. It requires that +%% `Config' has been initialized by calling {@link +%% init/1} prior to this, for example from `init_per_suite/1'. +%% +%% Upgrade tests are performed as follows: +%% +%% <ol> +%% <li>Figure out which OTP release to test upgrade +%% from. Start a node running that release and find the +%% application versions on that node. Terminate the +%% node.</li> +%% <li>Figure out all dependencies for the applications under +%% test.</li> +%% <li>Create a release containing the core +%% applications `kernel', `stdlib' and `sasl' +%% in addition to the application(s) under test and all +%% dependencies of these. The versions of the applications +%% under test will be the ones found on the OTP release to +%% upgrade from. The versions of all other applications will +%% be those found on the current node, i.e. the common_test +%% node. This is the "From"-release.</li> +%% <li>Create another release containing the same +%% applications as in the previous step, but with all +%% application versions taken from the current node. This is +%% the "To"-release.</li> +%% <li>Install the "From"-release and start a new node +%% running this release.</li> +%% <li>Perform the upgrade test and allow customized +%% control by using callbacks: +%% <ol> +%% <li>Callback: `upgrade_init/1'</li> +%% <li>Unpack the new release</li> +%% <li>Install the new release</li> +%% <li>Callback: `upgrade_upgraded/1'</li> +%% <li>Install the original release</li> +%% <li>Callback: `upgrade_downgraded/1'</li> +%% </ol> +%% </li> +%% </ol> +%% +%% `App' or `Apps' +%% specifies the applications under test, i.e. the applications +%% which shall be upgraded. All other applications that are +%% included have the same releases in the "From"- and +%% "To"-releases and will therefore not be upgraded. +%% +%% `Level' specifies which OTP release to +%% pick the "From" versions from. +%% <dl> +%% <dt>major</dt> +%% <dd>From verions are picked from the previous major +%% release. For example, if the test is run on an OTP-17 +%% node, `{@module}' will pick the application +%% "From" versions from an OTP installation running OTP +%% R16B.</dd> +%% +%% <dt>minor</dt> +%% <dd>From verions are picked from the current major +%% release. For example, if the test is run on an OTP-17 +%% node, `{@module}' will pick the application +%% "From" versions from an OTP installation running an +%% earlier patch level of OTP-17.</dd> +%% </dl> +%% +%% The application "To" versions are allways picked from the +%% current node, i.e. the common_test node. +%% +%% `Callback' specifies the module (normally the +%% test suite) which implements the {@section Callback functions}, and +%% the initial value of the `State' variable used in these +%% functions. +%% +%% `Config' is the input argument received +%% in the test case function. +%% +%% Example: +%% +%% ``` +%% minor_upgrade(Config) -> +%% ct_release_test:upgrade(ssl,minor,{?MODULE,[]},Config). +%% ''' +%% +upgrade(App,Level,Callback,Config) when is_atom(App) -> + upgrade([App],Level,Callback,Config); +upgrade(Apps,Level,Callback,Config) -> + Dir = proplists:get_value(priv_dir,Config), + CreateDir = filename:join([Dir,Level,create]), + InstallDir = filename:join([Dir,Level,install]), + ok = filelib:ensure_dir(filename:join(CreateDir,"*")), + ok = filelib:ensure_dir(filename:join(InstallDir,"*")), + try upgrade(Apps,Level,Callback,CreateDir,InstallDir,Config) of + ok -> + %%rm_rf(CreateDir), + Tars = filelib:wildcard(filename:join(CreateDir,"*.tar.gz")), + _ = [file:delete(Tar) || Tar <- Tars], + rm_rf(InstallDir), + ok + catch throw:{fail,Reason} -> + ct:fail(Reason); + throw:{skip,Reason} -> + rm_rf(CreateDir), + rm_rf(InstallDir), + {skip,Reason} + after + %% Brutally kill all nodes that erroneously survived the test. + %% Note, we will not reach this if the test fails with a + %% timetrap timeout in the test suite! Thus we can have + %% hanging nodes... + Nodes = nodes(), + [rpc:call(Node,erlang,halt,[]) || Node <- Nodes] + end. + +%%----------------------------------------------------------------- +-spec cleanup(Config) -> Result when + Config :: config(), + Result :: config(). +%% @doc Clean up after tests. +%% +%% This function shall be called from the `end_per_*' function +%% complementing the `init_per_*' function where {@link init/1} +%% is called. +%% +%% It cleans up after the test, for example kills hanging +%% nodes. +%% +%% Example: +%% +%% ``` +%% end_per_suite(Config) -> +%% ct_release_test:cleanup(Config).''' +%% +cleanup(Config) -> + Nodes = [node_name(?testnode)|nodes()], + [rpc:call(Node,erlang,halt,[]) || Node <- Nodes], + Config. + +%%----------------------------------------------------------------- +init_upgrade_test() -> + %% Check that a real release is running, not e.g. cerl + ok = application:ensure_started(sasl), + case release_handler:which_releases() of + [{_,_,[],_}] -> + %% Fake release, no applications + throw({skip, "Need a real release running to create other releases"}); + _ -> + Major = init_upgrade_test(major), + Minor = init_upgrade_test(minor), + {Major,Minor} + end. + +init_upgrade_test(Level) -> + {FromVsn,ToVsn} = get_rels(Level), + OldRel = + case test_server:is_release_available(FromVsn) of + true -> + {release,FromVsn}; + false -> + case ct:get_config({otp_releases,list_to_atom(FromVsn)}) of + undefined -> + false; + Prog0 -> + case os:find_executable(Prog0) of + false -> + false; + Prog -> + {prog,Prog} + end + end + end, + case OldRel of + false -> + ct:log("Release ~p is not available." + " Upgrade on '~p' level can not be tested.", + [FromVsn,Level]), + undefined; + _ -> + init_upgrade_test(FromVsn,ToVsn,OldRel) + end. + +get_rels(major) -> + %% Given that the current major release is X, then this is an + %% upgrade from major release X-1 to the current release. + Current = erlang:system_info(otp_release), + PreviousMajor = previous_major(Current), + {PreviousMajor,Current}; +get_rels(minor) -> + %% Given that this is a (possibly) patched version of major + %% release X, then this is an upgrade from major release X to the + %% current release. + CurrentMajor = erlang:system_info(otp_release), + Current = CurrentMajor++"_patched", + {CurrentMajor,Current}. + +init_upgrade_test(FromVsn,ToVsn,OldRel) -> + OtpRel = list_to_atom("otp-"++FromVsn), + ct:log("Starting node to fetch application versions to upgrade from"), + {ok,Node} = test_server:start_node(OtpRel,peer,[{erl,[OldRel]}]), + {Apps,Path} = fetch_all_apps(Node), + test_server:stop_node(Node), + {FromVsn,ToVsn,Apps,Path}. + +fetch_all_apps(Node) -> + Paths = rpc:call(Node,code,get_path,[]), + %% Find all possible applications in the path + AppFiles = + lists:flatmap( + fun(P) -> + filelib:wildcard(filename:join(P,"*.app")) + end, + Paths), + %% Figure out which version of each application is running on this + %% node. Using application:load and application:get_key instead of + %% reading the .app files since there might be multiple versions + %% of a .app file and we only want the one that is actually + %% running. + AppVsns = + lists:flatmap( + fun(F) -> + A = list_to_atom(filename:basename(filename:rootname(F))), + _ = rpc:call(Node,application,load,[A]), + case rpc:call(Node,application,get_key,[A,vsn]) of + {ok,V} -> [{A,V}]; + _ -> [] + end + end, + AppFiles), + ErtsVsn = rpc:call(Node, erlang, system_info, [version]), + {[{erts,ErtsVsn}|AppVsns], Paths}. + + +%%----------------------------------------------------------------- +upgrade(Apps,Level,Callback,CreateDir,InstallDir,Config) -> + ct:log("Test upgrade of the following applications: ~p",[Apps]), + ct:log(".rel files and start scripts are created in:~n~ts",[CreateDir]), + ct:log("The release is installed in:~n~ts",[InstallDir]), + case proplists:get_value(release_test,Config) of + undefined -> + throw({fail,"ct_release_test:init/1 not run"}); + RTConfig -> + case proplists:get_value(Level,RTConfig) of + undefined -> + throw({skip,"Old release not available"}); + Data -> + {FromVsn,FromRel,FromAppsVsns} = + target_system(Apps, CreateDir, InstallDir, Data), + {ToVsn,ToRel,ToAppsVsns} = + upgrade_system(Apps, FromRel, CreateDir, + InstallDir, Data), + ct:log("Upgrade from: OTP-~ts, ~p",[FromVsn, FromAppsVsns]), + ct:log("Upgrade to: OTP-~ts, ~p",[ToVsn, ToAppsVsns]), + do_upgrade(Callback, FromVsn, FromAppsVsns, ToRel, + ToAppsVsns, InstallDir) + end + end. + +%%% This is similar to sasl/examples/src/target_system.erl, but with +%%% the following adjustments: +%%% - add a log directory +%%% - use an own 'start' script +%%% - chmod 'start' and 'start_erl' +target_system(Apps,CreateDir,InstallDir,{FromVsn,_,AllAppsVsns,Path}) -> + RelName0 = "otp-"++FromVsn, + + AppsVsns = [{A,V} || {A,V} <- AllAppsVsns, lists:member(A,Apps)], + {RelName,ErtsVsn} = create_relfile(AppsVsns,CreateDir,RelName0,FromVsn), + + %% Create .script and .boot + ok = systools(make_script,[RelName,[{path,Path}]]), + + %% Create base tar file - i.e. erts and all apps + ok = systools(make_tar,[RelName,[{erts,code:root_dir()}, + {path,Path}]]), + + %% Unpack the tar to complete the installation + erl_tar:extract(RelName ++ ".tar.gz", [{cwd, InstallDir}, compressed]), + + %% Add bin and log dirs + BinDir = filename:join([InstallDir, "bin"]), + file:make_dir(BinDir), + file:make_dir(filename:join(InstallDir,"log")), + + %% Delete start scripts - they will be added later + ErtsBinDir = filename:join([InstallDir, "erts-" ++ ErtsVsn, "bin"]), + file:delete(filename:join([ErtsBinDir, "erl"])), + file:delete(filename:join([ErtsBinDir, "start"])), + file:delete(filename:join([ErtsBinDir, "start_erl"])), + + %% Copy .boot to bin/start.boot + copy_file(RelName++".boot",filename:join([BinDir, "start.boot"])), + + %% Copy scripts from erts-xxx/bin to bin + copy_file(filename:join([ErtsBinDir, "epmd"]), + filename:join([BinDir, "epmd"]), [preserve]), + copy_file(filename:join([ErtsBinDir, "run_erl"]), + filename:join([BinDir, "run_erl"]), [preserve]), + copy_file(filename:join([ErtsBinDir, "to_erl"]), + filename:join([BinDir, "to_erl"]), [preserve]), + + %% create start_erl.data, sys.config and start.src + StartErlData = filename:join([InstallDir, "releases", "start_erl.data"]), + write_file(StartErlData, io_lib:fwrite("~s ~s~n", [ErtsVsn, FromVsn])), + SysConfig = filename:join([InstallDir, "releases", FromVsn, "sys.config"]), + write_file(SysConfig, "[]."), + StartSrc = filename:join(ErtsBinDir,"start.src"), + write_file(StartSrc,start_script()), + ok = file:change_mode(StartSrc,8#0755), + + %% Make start_erl executable + %% (this has been fixed in OTP 17 - it is now installed with + %% $INSTALL_SCRIPT instead of $INSTALL_DATA and should therefore + %% be executable from the start) + ok = file:change_mode(filename:join(ErtsBinDir,"start_erl.src"),8#0755), + + %% Substitute variables in erl.src, start.src and start_erl.src + %% (.src found in erts-xxx/bin - result stored in bin) + subst_src_scripts(["erl", "start", "start_erl"], ErtsBinDir, BinDir, + [{"FINAL_ROOTDIR", InstallDir}, {"EMU", "beam"}], + [preserve]), + + %% Create RELEASES + RelFile = filename:join([InstallDir, "releases", + filename:basename(RelName) ++ ".rel"]), + release_handler:create_RELEASES(InstallDir, RelFile), + + {FromVsn, RelName,AppsVsns}. + +systools(Func,Args) -> + case apply(systools,Func,Args) of + ok -> + ok; + error -> + throw({fail,{systools,Func,Args}}) + end. + +%%% This is a copy of $ROOT/erts-xxx/bin/start.src, modified to add +%%% sname and heart +start_script() -> + ["#!/bin/sh\n" + "ROOTDIR=%FINAL_ROOTDIR%\n" + "\n" + "if [ -z \"$RELDIR\" ]\n" + "then\n" + " RELDIR=$ROOTDIR/releases\n" + "fi\n" + "\n" + "START_ERL_DATA=${1:-$RELDIR/start_erl.data}\n" + "\n" + "$ROOTDIR/bin/run_erl -daemon /tmp/ $ROOTDIR/log \"exec $ROOTDIR/bin/start_erl $ROOTDIR $RELDIR $START_ERL_DATA -sname ",atom_to_list(?testnode)," -heart\"\n"]. + +%%% Create a release containing the current (the test node) OTP +%%% release, including relup to allow upgrade from an earlier OTP +%%% release. +upgrade_system(Apps, FromRel, CreateDir, InstallDir, {_,ToVsn,_,_}) -> + ct:log("Generating release to upgrade to."), + + RelName0 = "otp-"++ToVsn, + + AppsVsns = get_vsns(Apps), + {RelName,_} = create_relfile(AppsVsns,CreateDir,RelName0,ToVsn), + FromPath = filename:join([InstallDir,lib,"*",ebin]), + + ok = systools(make_script,[RelName]), + ok = systools(make_relup,[RelName,[FromRel],[FromRel], + [{path,[FromPath]}, + {outdir,CreateDir}]]), + SysConfig = filename:join([CreateDir, "sys.config"]), + write_file(SysConfig, "[]."), + + ok = systools(make_tar,[RelName,[{erts,code:root_dir()}]]), + + {ToVsn, RelName,AppsVsns}. + +%%% Start a new node running the release from target_system/6 +%%% above. Then upgrade to the system from upgrade_system/6. +do_upgrade({Cb,InitState},FromVsn,FromAppsVsns,ToRel,ToAppsVsns,InstallDir) -> + ct:log("Upgrade test attempting to start node.~n" + "If test fails, logs can be found in:~n~ts", + [filename:join(InstallDir,log)]), + Start = filename:join([InstallDir,bin,start]), + {ok,Node} = start_node(Start,FromVsn,FromAppsVsns), + + ct:log("Node started: ~p",[Node]), + State1 = do_callback(Node,Cb,upgrade_init,InitState), + + [{"OTP upgrade test",FromVsn,_,permanent}] = + rpc:call(Node,release_handler,which_releases,[]), + ToRelName = filename:basename(ToRel), + copy_file(ToRel++".tar.gz", + filename:join([InstallDir,releases,ToRelName++".tar.gz"])), + ct:log("Unpacking new release"), + {ok,ToVsn} = rpc:call(Node,release_handler,unpack_release,[ToRelName]), + [{"OTP upgrade test",ToVsn,_,unpacked}, + {"OTP upgrade test",FromVsn,_,permanent}] = + rpc:call(Node,release_handler,which_releases,[]), + ct:log("Installing new release"), + case rpc:call(Node,release_handler,install_release,[ToVsn]) of + {ok,FromVsn,_} -> + ok; + {continue_after_restart,FromVsn,_} -> + ct:log("Waiting for node restart") + end, + %% even if install_release returned {ok,...} there might be an + %% emulator restart (instruction restart_emulator), so we must + %% always make sure the node is running. + wait_node_up(current,ToVsn,ToAppsVsns), + + [{"OTP upgrade test",ToVsn,_,current}, + {"OTP upgrade test",FromVsn,_,permanent}] = + rpc:call(Node,release_handler,which_releases,[]), + ct:log("Permanenting new release"), + ok = rpc:call(Node,release_handler,make_permanent,[ToVsn]), + [{"OTP upgrade test",ToVsn,_,permanent}, + {"OTP upgrade test",FromVsn,_,old}] = + rpc:call(Node,release_handler,which_releases,[]), + + State2 = do_callback(Node,Cb,upgrade_upgraded,State1), + + ct:log("Re-installing old release"), + case rpc:call(Node,release_handler,install_release,[FromVsn]) of + {ok,FromVsn,_} -> + ok; + {continue_after_restart,FromVsn,_} -> + ct:log("Waiting for node restart") + end, + %% even if install_release returned {ok,...} there might be an + %% emulator restart (instruction restart_emulator), so we must + %% always make sure the node is running. + wait_node_up(current,FromVsn,FromAppsVsns), + + [{"OTP upgrade test",ToVsn,_,permanent}, + {"OTP upgrade test",FromVsn,_,current}] = + rpc:call(Node,release_handler,which_releases,[]), + ct:log("Permanenting old release"), + ok = rpc:call(Node,release_handler,make_permanent,[FromVsn]), + [{"OTP upgrade test",ToVsn,_,old}, + {"OTP upgrade test",FromVsn,_,permanent}] = + rpc:call(Node,release_handler,which_releases,[]), + + _State3 = do_callback(Node,Cb,upgrade_downgraded,State2), + + ct:log("Terminating node ~p",[Node]), + erlang:monitor_node(Node,true), + _ = rpc:call(Node,init,stop,[]), + receive {nodedown,Node} -> ok end, + ct:log("Node terminated"), + + ok. + +do_callback(Node,Mod,Func,State) -> + Dir = filename:dirname(code:which(Mod)), + _ = rpc:call(Node,code,add_path,[Dir]), + ct:log("Calling ~p:~p/1",[Mod,Func]), + R = rpc:call(Node,Mod,Func,[State]), + ct:log("~p:~p/1 returned: ~p",[Mod,Func,R]), + case R of + {badrpc,Error} -> + test_server:fail({test_upgrade_callback,Mod,Func,State,Error}); + NewState -> + NewState + end. + +%%% Library functions +previous_major("17") -> + "r16b"; +previous_major(Rel) -> + integer_to_list(list_to_integer(Rel)-1). + +create_relfile(AppsVsns,CreateDir,RelName0,RelVsn) -> + UpgradeAppsVsns = [{A,V,restart_type(A)} || {A,V} <- AppsVsns], + + CoreAppVsns0 = get_vsns([kernel,stdlib,sasl]), + CoreAppVsns = + [{A,V,restart_type(A)} || {A,V} <- CoreAppVsns0, + false == lists:keymember(A,1,AppsVsns)], + + Apps = [App || {App,_} <- AppsVsns], + StartDepsVsns = get_start_deps(Apps,CoreAppVsns), + StartApps = [StartApp || {StartApp,_,_} <- StartDepsVsns] ++ Apps, + + {RuntimeDepsVsns,_} = get_runtime_deps(StartApps,StartApps,[],[]), + + AllAppsVsns0 = StartDepsVsns ++ UpgradeAppsVsns ++ RuntimeDepsVsns, + + %% Should test tools really be included? Some library functions + %% here could be used by callback, but not everything since + %% processes of these applications will not be running. + TestToolAppsVsns0 = get_vsns([test_server,common_test]), + TestToolAppsVsns = + [{A,V,none} || {A,V} <- TestToolAppsVsns0, + false == lists:keymember(A,1,AllAppsVsns0)], + + AllAppsVsns1 = AllAppsVsns0 ++ TestToolAppsVsns, + AllAppsVsns = [AV || AV={A,_,_} <- AllAppsVsns1, + false == lists:member(A,?exclude_apps)], + + ErtsVsn = erlang:system_info(version), + + %% Create the .rel file + RelContent = {release,{"OTP upgrade test",RelVsn},{erts,ErtsVsn},AllAppsVsns}, + RelName = filename:join(CreateDir,RelName0), + RelFile = RelName++".rel", + {ok,Fd} = file:open(RelFile,[write,{encoding,utf8}]), + io:format(Fd,"~tp.~n",[RelContent]), + ok = file:close(Fd), + {RelName,ErtsVsn}. + +get_vsns(Apps) -> + [begin + _ = application:load(A), + {ok,V} = application:get_key(A,vsn), + {A,V} + end || A <- Apps]. + +get_start_deps([App|Apps],Acc) -> + _ = application:load(App), + {ok,StartDeps} = application:get_key(App,applications), + StartDepsVsns = + [begin + _ = application:load(StartApp), + {ok,StartVsn} = application:get_key(StartApp,vsn), + {StartApp,StartVsn,restart_type(StartApp)} + end || StartApp <- StartDeps, + false == lists:keymember(StartApp,1,Acc)], + DepsStartDeps = get_start_deps(StartDeps,Acc ++ StartDepsVsns), + get_start_deps(Apps,DepsStartDeps); +get_start_deps([],Acc) -> + Acc. + +get_runtime_deps([App|Apps],StartApps,Acc,Visited) -> + case lists:member(App,Visited) of + true -> + get_runtime_deps(Apps,StartApps,Acc,Visited); + false -> + %% runtime_dependencies should be possible to read with + %% application:get_key/2, but still isn't so we need to + %% read the .app file... + AppFile = code:where_is_file(atom_to_list(App) ++ ".app"), + {ok,[{application,App,Attrs}]} = file:consult(AppFile), + RuntimeDeps = + lists:flatmap( + fun(Str) -> + [RuntimeAppStr,_] = string:tokens(Str,"-"), + RuntimeApp = list_to_atom(RuntimeAppStr), + case {lists:keymember(RuntimeApp,1,Acc), + lists:member(RuntimeApp,StartApps)} of + {false,false} when RuntimeApp=/=erts -> + [RuntimeApp]; + _ -> + [] + end + end, + proplists:get_value(runtime_dependencies,Attrs,[])), + RuntimeDepsVsns = + [begin + _ = application:load(RuntimeApp), + {ok,RuntimeVsn} = application:get_key(RuntimeApp,vsn), + {RuntimeApp,RuntimeVsn,none} + end || RuntimeApp <- RuntimeDeps], + {DepsRuntimeDeps,NewVisited} = + get_runtime_deps(RuntimeDeps,StartApps,Acc++RuntimeDepsVsns,[App|Visited]), + get_runtime_deps(Apps,StartApps,DepsRuntimeDeps,NewVisited) + end; +get_runtime_deps([],_,Acc,Visited) -> + {Acc,Visited}. + +restart_type(App) when App==kernel; App==stdlib; App==sasl -> + permanent; +restart_type(_) -> + temporary. + +copy_file(Src, Dest) -> + copy_file(Src, Dest, []). + +copy_file(Src, Dest, Opts) -> + {ok,_} = file:copy(Src, Dest), + case lists:member(preserve, Opts) of + true -> + {ok, FileInfo} = file:read_file_info(Src), + file:write_file_info(Dest, FileInfo); + false -> + ok + end. + +write_file(FName, Conts) -> + Enc = file:native_name_encoding(), + {ok, Fd} = file:open(FName, [write]), + file:write(Fd, unicode:characters_to_binary(Conts,Enc,Enc)), + file:close(Fd). + +%% Substitute all occurrences of %Var% for Val in the given scripts +subst_src_scripts(Scripts, SrcDir, DestDir, Vars, Opts) -> + lists:foreach(fun(Script) -> + subst_src_script(Script, SrcDir, DestDir, + Vars, Opts) + end, Scripts). + +subst_src_script(Script, SrcDir, DestDir, Vars, Opts) -> + subst_file(filename:join([SrcDir, Script ++ ".src"]), + filename:join([DestDir, Script]), + Vars, Opts). + +subst_file(Src, Dest, Vars, Opts) -> + {ok, Bin} = file:read_file(Src), + Conts = binary_to_list(Bin), + NConts = subst(Conts, Vars), + write_file(Dest, NConts), + case lists:member(preserve, Opts) of + true -> + {ok, FileInfo} = file:read_file_info(Src), + file:write_file_info(Dest, FileInfo); + false -> + ok + end. + +subst(Str, [{Var,Val}|Vars]) -> + subst(re:replace(Str,"%"++Var++"%",Val,[{return,list}]),Vars); +subst(Str, []) -> + Str. + +%%% Start a node by executing the given start command. This node will +%%% be used for upgrade. +start_node(Start,ExpVsn,ExpAppsVsns) -> + Port = open_port({spawn_executable, Start}, []), + unlink(Port), + erlang:port_close(Port), + wait_node_up(permanent,ExpVsn,ExpAppsVsns). + +wait_node_up(ExpStatus,ExpVsn,ExpAppsVsns) -> + Node = node_name(?testnode), + wait_node_up(Node,ExpStatus,ExpVsn,lists:keysort(1,ExpAppsVsns),60). + +wait_node_up(Node,ExpStatus,ExpVsn,ExpAppsVsns,0) -> + test_server:fail({node_not_started,app_check_failed,ExpVsn,ExpAppsVsns, + rpc:call(Node,release_handler,which_releases,[ExpStatus]), + rpc:call(Node,application,which_applications,[])}); +wait_node_up(Node,ExpStatus,ExpVsn,ExpAppsVsns,N) -> + case {rpc:call(Node,release_handler,which_releases,[ExpStatus]), + rpc:call(Node, application, which_applications, [])} of + {[{_,ExpVsn,_,_}],Apps} when is_list(Apps) -> + case [{A,V} || {A,_,V} <- lists:keysort(1,Apps), + lists:keymember(A,1,ExpAppsVsns)] of + ExpAppsVsns -> + {ok,Node}; + _ -> + timer:sleep(2000), + wait_node_up(Node,ExpStatus,ExpVsn,ExpAppsVsns,N-1) + end; + _ -> + timer:sleep(2000), + wait_node_up(Node,ExpStatus,ExpVsn,ExpAppsVsns,N-1) + end. + +node_name(Sname) -> + {ok,Host} = inet:gethostname(), + list_to_atom(atom_to_list(Sname) ++ "@" ++ Host). + +rm_rf(Dir) -> + case file:read_file_info(Dir) of + {ok, #file_info{type = directory}} -> + {ok, Content} = file:list_dir_all(Dir), + [rm_rf(filename:join(Dir,C)) || C <- Content], + ok=file:del_dir(Dir), + ok; + {ok, #file_info{}} -> + ok=file:delete(Dir); + _ -> + ok + end. diff --git a/lib/compiler/src/beam_type.erl b/lib/compiler/src/beam_type.erl index 58c0f765ae..cdddad4153 100644 --- a/lib/compiler/src/beam_type.erl +++ b/lib/compiler/src/beam_type.erl @@ -106,6 +106,20 @@ simplify_basic_1([{test,test_arity,_,[R,Arity]}=I|Is], Ts0, Acc) -> Ts = update(I, Ts0), simplify_basic_1(Is, Ts, [I|Acc]) end; +simplify_basic_1([{test,is_map,_,[R]}=I|Is], Ts0, Acc) -> + case tdb_find(R, Ts0) of + map -> simplify_basic_1(Is, Ts0, Acc); + _Other -> + Ts = update(I, Ts0), + simplify_basic_1(Is, Ts, [I|Acc]) + end; +simplify_basic_1([{test,is_nonempty_list,_,[R]}=I|Is], Ts0, Acc) -> + case tdb_find(R, Ts0) of + nonempty_list -> simplify_basic_1(Is, Ts0, Acc); + _Other -> + Ts = update(I, Ts0), + simplify_basic_1(Is, Ts, [I|Acc]) + end; simplify_basic_1([{test,is_eq_exact,Fail,[R,{atom,_}=Atom]}=I|Is0], Ts0, Acc0) -> Acc = case tdb_find(R, Ts0) of {atom,_}=Atom -> Acc0; @@ -402,6 +416,10 @@ update({test,is_float,_Fail,[Src]}, Ts0) -> tdb_update([{Src,float}], Ts0); update({test,test_arity,_Fail,[Src,Arity]}, Ts0) -> tdb_update([{Src,{tuple,Arity,[]}}], Ts0); +update({test,is_map,_Fail,[Src]}, Ts0) -> + tdb_update([{Src,map}], Ts0); +update({test,is_nonempty_list,_Fail,[Src]}, Ts0) -> + tdb_update([{Src,nonempty_list}], Ts0); update({test,is_eq_exact,_,[Reg,{atom,_}=Atom]}, Ts) -> case tdb_find(Reg, Ts) of error -> @@ -710,6 +728,8 @@ merge_type_info(NewType, _) -> verify_type(NewType), NewType. +verify_type(map) -> ok; +verify_type(nonempty_list) -> ok; verify_type({tuple,Sz,[]}) when is_integer(Sz) -> ok; verify_type({tuple,Sz,[_]}) when is_integer(Sz) -> ok; verify_type({tuple_element,_,_}) -> ok; diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl index c7d91070f6..f347438509 100644 --- a/lib/compiler/src/compile.erl +++ b/lib/compiler/src/compile.erl @@ -431,11 +431,6 @@ pass(from_core) -> {".core",[?pass(parse_core)|core_passes()]}; pass(from_asm) -> {".S",[?pass(beam_consult_asm)|asm_passes()]}; -pass(asm) -> - %% TODO: remove 'asm' in 18.0 - io:format("compile:file/2 option 'asm' has been deprecated and will be~n" - "removed in the 18.0 release. Use 'from_asm' instead.~n"), - pass(from_asm); pass(from_beam) -> {".beam",[?pass(read_beam_file)|binary_passes()]}; pass(_) -> none. diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl index 8cb7d1b55b..128291dc67 100644 --- a/lib/compiler/test/compile_SUITE.erl +++ b/lib/compiler/test/compile_SUITE.erl @@ -365,7 +365,7 @@ listings_big(Config) when is_list(Config) -> ?line do_listing(Big, TargetDir, dkern, ".kernel"), ?line Target = filename:join(TargetDir, big), - ?line {ok,big} = compile:file(Target, [asm,{outdir,TargetDir}]), + {ok,big} = compile:file(Target, [from_asm,{outdir,TargetDir}]), %% Cleanup. ?line ok = file:delete(Target ++ ".beam"), diff --git a/lib/debugger/src/dbg_icmd.erl b/lib/debugger/src/dbg_icmd.erl index b1bf4ebecc..ce12c1beb3 100644 --- a/lib/debugger/src/dbg_icmd.erl +++ b/lib/debugger/src/dbg_icmd.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2013. All Rights Reserved. +%% Copyright Ericsson AB 1998-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -49,10 +49,6 @@ %% specifies if the process should break. %%-------------------------------------------------------------------- -%% Common Test adaptation -cmd({call_remote,0,ct_line,line,_As}, Bs, _Ieval) -> - Bs; - cmd(Expr, Bs, Ieval) -> cmd(Expr, Bs, get(next_break), Ieval). diff --git a/lib/debugger/src/dbg_ieval.erl b/lib/debugger/src/dbg_ieval.erl index 77297de0f3..96f9f91808 100644 --- a/lib/debugger/src/dbg_ieval.erl +++ b/lib/debugger/src/dbg_ieval.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2013. All Rights Reserved. +%% Copyright Ericsson AB 1998-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -457,11 +457,6 @@ do_eval_function(Mod, Fun, As0, Bs0, _, Ieval0) when is_function(Fun); exception(error, Reason, Bs0, Ieval0) end; -%% Common Test adaptation -do_eval_function(ct_line, line, As, Bs, extern, #ieval{level=Le}=Ieval) -> - debugged_cmd({apply,ct_line,line,As}, Bs, Ieval#ieval{level=Le+1}), - {value, ignore, Bs}; - do_eval_function(Mod, Name, As0, Bs0, Called, Ieval0) -> #ieval{level=Le,line=Li,top=Top} = Ieval0, trace(call, {Called, {Le,Li,Mod,Name,As0}}), @@ -896,11 +891,6 @@ expr({make_ext_fun,Line,MFA0}, Bs0, Ieval0) -> exception(error, badarg, Bs, Ieval, true) end; -%% Common test adaptation -expr({call_remote,0,ct_line,line,As0,Lc}, Bs0, Ieval0) -> - {As,_Bs} = eval_list(As0, Bs0, Ieval0), - eval_function(ct_line, line, As, Bs0, extern, Ieval0, Lc); - %% Local function call expr({local_call,Line,F,As0,Lc}, Bs0, #ieval{module=M} = Ieval0) -> Ieval = Ieval0#ieval{line=Line}, diff --git a/lib/debugger/src/int.erl b/lib/debugger/src/int.erl index 2755db64b8..908390ce50 100644 --- a/lib/debugger/src/int.erl +++ b/lib/debugger/src/int.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2013. All Rights Reserved. +%% Copyright Ericsson AB 1998-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -265,9 +265,6 @@ first_lines(Clauses) -> first_line({clause,_L,_Vars,_,Exprs}) -> first_line(Exprs); -%% Common Test adaptation -first_line([{call_remote,0,ct_line,line,_As}|Exprs]) -> - first_line(Exprs); first_line([Expr|_Exprs]) -> % Expr = {Op, Line, ..varying no of args..} element(2, Expr). diff --git a/lib/dialyzer/src/dialyzer_utils.erl b/lib/dialyzer/src/dialyzer_utils.erl index 0817ea3a1d..e5f5c69d45 100644 --- a/lib/dialyzer/src/dialyzer_utils.erl +++ b/lib/dialyzer/src/dialyzer_utils.erl @@ -471,7 +471,6 @@ cleanup_compile_options(Opts) -> %% Using abstract, not asm or core. keep_compile_option(from_asm) -> false; -keep_compile_option(asm) -> false; keep_compile_option(from_core) -> false; %% The parse transform will already have been applied, may cause %% problems if it is re-applied. diff --git a/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return b/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return index e89caf3cf7..4103a2d8b4 100644 --- a/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return +++ b/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return @@ -1,2 +1,2 @@ -supervisor_incorrect_return.erl:14: The inferred return type of init/1 ({'ok',{{'one_against_one',0,1},[{_,_,_,_,_,_},...]}}) has nothing in common with 'ignore' | {'ok',{{'one_for_all',non_neg_integer(),non_neg_integer()} | {'one_for_one',non_neg_integer(),non_neg_integer()} | {'rest_for_one',non_neg_integer(),non_neg_integer()} | {'simple_one_for_one',non_neg_integer(),non_neg_integer()},[{_,{atom() | tuple(),atom(),'undefined' | [any()]},'permanent' | 'temporary' | 'transient','brutal_kill' | 'infinity' | non_neg_integer(),'supervisor' | 'worker','dynamic' | [atom() | tuple()]}]}}, which is the expected return type for the callback of supervisor behaviour +supervisor_incorrect_return.erl:14: The inferred return type of init/1 ({'ok',{{'one_against_one',0,1},[{_,_,_,_,_,_},...]}}) has nothing in common with 'ignore' | {'ok',{{'one_for_all',non_neg_integer(),pos_integer()} | {'one_for_one',non_neg_integer(),pos_integer()} | {'rest_for_one',non_neg_integer(),pos_integer()} | {'simple_one_for_one',non_neg_integer(),pos_integer()} | #{},[{_,{atom() | tuple(),atom(),'undefined' | [any()]},'permanent' | 'temporary' | 'transient','brutal_kill' | 'infinity' | non_neg_integer(),'supervisor' | 'worker','dynamic' | [atom() | tuple()]} | #{}]}}, which is the expected return type for the callback of supervisor behaviour diff --git a/lib/dialyzer/test/behaviour_SUITE_data/src/custom_sup.erl b/lib/dialyzer/test/behaviour_SUITE_data/src/custom_sup.erl index 76da1fda70..401ee88eab 100644 --- a/lib/dialyzer/test/behaviour_SUITE_data/src/custom_sup.erl +++ b/lib/dialyzer/test/behaviour_SUITE_data/src/custom_sup.erl @@ -13,7 +13,7 @@ -export([init/1]). -spec init(atom()) -> - {ok, {{supervisor:strategy(), non_neg_integer(), non_neg_integer()}, + {ok, {{supervisor:strategy(), non_neg_integer(), pos_integer()}, [supervisor:child_spec()]}} | ignore. init(StorageName) -> diff --git a/lib/eldap/asn1/ELDAPv3.asn1 b/lib/eldap/asn1/ELDAPv3.asn1 index 72b87d7221..3fe7e815cc 100644 --- a/lib/eldap/asn1/ELDAPv3.asn1 +++ b/lib/eldap/asn1/ELDAPv3.asn1 @@ -274,5 +274,17 @@ IntermediateResponse ::= [APPLICATION 25] SEQUENCE { responseName [0] LDAPOID OPTIONAL, responseValue [1] OCTET STRING OPTIONAL } +-- Extended syntax for Password Modify (RFC 3062, Section 2) + +-- passwdModifyOID OBJECT IDENTIFIER ::= 1.3.6.1.4.1.4203.1.11.1 + +PasswdModifyRequestValue ::= SEQUENCE { + userIdentity [0] OCTET STRING OPTIONAL, + oldPasswd [1] OCTET STRING OPTIONAL, + newPasswd [2] OCTET STRING OPTIONAL } + +PasswdModifyResponseValue ::= SEQUENCE { + genPasswd [0] OCTET STRING OPTIONAL } + END diff --git a/lib/eldap/doc/src/eldap.xml b/lib/eldap/doc/src/eldap.xml index dbd478fb17..718a8afeec 100644 --- a/lib/eldap/doc/src/eldap.xml +++ b/lib/eldap/doc/src/eldap.xml @@ -48,7 +48,7 @@ scope() See baseObject/0, singleLevel/0, wholeSubtree/0 dereference() See neverDerefAliases/0, derefInSearching/0, derefFindingBaseObj/0, derefAlways/0 filter() See present/1, substrings/2, equalityMatch/2, greaterOrEqual/2, lessOrEqual/2, - approxMatch/2, + approxMatch/2, extensibleMatch/2, 'and'/1, 'or'/1, 'not'/1. </pre> <p></p> @@ -214,6 +214,46 @@ filter() See present/1, substrings/2, </desc> </func> <func> + <name>modify_password(Handle, Dn, NewPasswd) -> ok | {ok, GenPasswd} | {error, Reason}</name> + <fsummary>Modify the password of a user.</fsummary> + <type> + <v>Dn = string()</v> + <v>NewPasswd = string()</v> + </type> + <desc> + <p>Modify the password of a user. See <seealso marker="#modify_password/4">modify_password/4</seealso>.</p> + </desc> + </func> + <func> + <name>modify_password(Handle, Dn, NewPasswd, OldPasswd) -> ok | {ok, GenPasswd} | {error, Reason}</name> + <fsummary>Modify the password of a user.</fsummary> + <type> + <v>Dn = string()</v> + <v>NewPasswd = string()</v> + <v>OldPasswd = string()</v> + <v>GenPasswd = string()</v> + </type> + <desc> + <p>Modify the password of a user.</p> + <list type="bulleted"> + <item> + <p><c>Dn</c>. The user to modify. Should be "" if the + modify request is for the user of the LDAP session.</p> + </item> + <item> + <p><c>NewPasswd</c>. The new password to set. Should be "" + if the server is to generate the password. In this case, + the result will be <c>{ok, GenPasswd}</c>.</p> + </item> + <item> + <p><c>OldPasswd</c>. Sometimes required by server policy + for a user to change their password. If not required, use + <seealso marker="#modify_password/3">modify_password/3</seealso>.</p> + </item> + </list> + </desc> + </func> + <func> <name>modify_dn(Handle, Dn, NewRDN, DeleteOldRDN, NewSupDN) -> ok | {error, Reason}</name> <fsummary>Modify the DN of an entry.</fsummary> <type> @@ -348,6 +388,16 @@ filter() See present/1, substrings/2, <desc> <p>Create a approximation match filter.</p> </desc> </func> <func> + <name>extensibleMatch(MatchValue, OptionalAttrs) -> filter()</name> + <fsummary>Create search filter option.</fsummary> + <type> + <v>MatchValue = string()</v> + <v>OptionalAttrs = [Attr]</v> + <v>Attr = {matchingRule,string()} | {type,string()} | {dnAttributes,boolean()}</v> + </type> + <desc> <p>Creates an extensible match filter. For example, <c>eldap:extensibleMatch("Bar",[{type,"sn"},{matchingRule,"caseExactMatch"}]))</c> creates a filter which performs a <c>caseExactMatch</c> on the attribute <c>sn</c> and matches with the value <c>"Bar"</c>. The default value of <c>dnAttributes</c> is <c>false</c>.</p> </desc> + </func> + <func> <name>'and'([Filter]) -> filter()</name> <fsummary>Create search filter option.</fsummary> <type> diff --git a/lib/eldap/src/eldap.erl b/lib/eldap/src/eldap.erl index 416334e365..66f80d8d8f 100644 --- a/lib/eldap/src/eldap.erl +++ b/lib/eldap/src/eldap.erl @@ -12,9 +12,11 @@ -vc('$Id$ '). -export([open/1,open/2,simple_bind/3,controlling_process/2, start_tls/2, start_tls/3, + modify_password/3, modify_password/4, getopts/2, baseObject/0,singleLevel/0,wholeSubtree/0,close/1, equalityMatch/2,greaterOrEqual/2,lessOrEqual/2, + extensibleMatch/2, approxMatch/2,search/2,substrings/2,present/1, 'and'/1,'or'/1,'not'/1,modify/3, mod_add/2, mod_delete/2, mod_replace/2, add/3, delete/2, modify_dn/5,parse_dn/1, @@ -93,6 +95,23 @@ start_tls(Handle, TlsOptions, Timeout) -> recv(Handle). %%% -------------------------------------------------------------------- +%%% Modify the password of a user. +%%% +%%% Dn - Name of the entry to modify. If empty, the session user. +%%% NewPasswd - New password. If empty, the server returns a new password. +%%% OldPasswd - Original password for server verification, may be empty. +%%% +%%% Returns: ok | {ok, GenPasswd} | {error, term()} +%%% -------------------------------------------------------------------- +modify_password(Handle, Dn, NewPasswd) -> + modify_password(Handle, Dn, NewPasswd, []). + +modify_password(Handle, Dn, NewPasswd, OldPasswd) + when is_pid(Handle), is_list(Dn), is_list(NewPasswd), is_list(OldPasswd) -> + send(Handle, {passwd_modify,optional(Dn),optional(NewPasswd),optional(OldPasswd)}), + recv(Handle). + +%%% -------------------------------------------------------------------- %%% Ask for option values on the socket. %%% Warning: This is an undocumented function for testing purposes only. %%% Use at own risk... @@ -350,6 +369,27 @@ substrings(Type, SubStr) when is_list(Type), is_list(SubStr) -> {substrings,#'SubstringFilter'{type = Type, substrings = Ss}}. +%%% +%%% Filter for extensibleMatch +%%% +extensibleMatch(MatchValue, OptArgs) -> + MatchingRuleAssertion = + mra(OptArgs, #'MatchingRuleAssertion'{matchValue = MatchValue}), + {extensibleMatch, MatchingRuleAssertion}. + +mra([{matchingRule,Val}|T], Ack) when is_list(Val) -> + mra(T, Ack#'MatchingRuleAssertion'{matchingRule=Val}); +mra([{type,Val}|T], Ack) when is_list(Val) -> + mra(T, Ack#'MatchingRuleAssertion'{type=Val}); +mra([{dnAttributes,true}|T], Ack) -> + mra(T, Ack#'MatchingRuleAssertion'{dnAttributes="TRUE"}); +mra([{dnAttributes,false}|T], Ack) -> + mra(T, Ack#'MatchingRuleAssertion'{dnAttributes="FALSE"}); +mra([H|_], _) -> + throw({error,{extensibleMatch_arg,H}}); +mra([], Ack) -> + Ack. + %%% -------------------------------------------------------------------- %%% Worker process. We keep track of a controlling process to %%% be able to terminate together with it. @@ -483,6 +523,11 @@ loop(Cpid, Data) -> send(From,Res), ?MODULE:loop(Cpid, NewData); + {From, {passwd_modify,Dn,NewPasswd,OldPasswd}} -> + {Res,NewData} = do_passwd_modify(Data, Dn, NewPasswd, OldPasswd), + send(From, Res), + ?MODULE:loop(Cpid, NewData); + {_From, close} -> unlink(Cpid), exit(closed); @@ -773,6 +818,60 @@ do_modify_0(Data, Obj, Mod) -> check_reply(Data#eldap{id = Id}, Resp, modifyResponse). %%% -------------------------------------------------------------------- +%%% PasswdModifyRequest +%%% -------------------------------------------------------------------- + +-define(PASSWD_MODIFY_OID, "1.3.6.1.4.1.4203.1.11.1"). + +do_passwd_modify(Data, Dn, NewPasswd, OldPasswd) -> + case catch do_passwd_modify_0(Data, Dn, NewPasswd, OldPasswd) of + {error,Emsg} -> {ldap_closed_p(Data, Emsg),Data}; + {'EXIT',Error} -> {ldap_closed_p(Data, Error),Data}; + {ok,NewData} -> {ok,NewData}; + {ok,Passwd,NewData} -> {{ok, Passwd},NewData}; + Else -> {ldap_closed_p(Data, Else),Data} + end. + +do_passwd_modify_0(Data, Dn, NewPasswd, OldPasswd) -> + Req = #'PasswdModifyRequestValue'{userIdentity = Dn, + oldPasswd = OldPasswd, + newPasswd = NewPasswd}, + log2(Data, "modify password request = ~p~n", [Req]), + {ok, Bytes} = 'ELDAPv3':encode('PasswdModifyRequestValue', Req), + ExtReq = #'ExtendedRequest'{requestName = ?PASSWD_MODIFY_OID, + requestValue = Bytes}, + Id = bump_id(Data), + log2(Data, "extended request = ~p~n", [ExtReq]), + Reply = request(Data#eldap.fd, Data, Id, {extendedReq, ExtReq}), + log2(Data, "modify password reply = ~p~n", [Reply]), + exec_passwd_modify_reply(Data#eldap{id = Id}, Reply). + +exec_passwd_modify_reply(Data, {ok,Msg}) when + Msg#'LDAPMessage'.messageID == Data#eldap.id -> + case Msg#'LDAPMessage'.protocolOp of + {extendedResp, Result} -> + case Result#'ExtendedResponse'.resultCode of + success -> + case Result#'ExtendedResponse'.responseValue of + asn1_NOVALUE -> + {ok, Data}; + Value -> + case 'ELDAPv3':decode('PasswdModifyResponseValue', Value) of + {ok,#'PasswdModifyResponseValue'{genPasswd = Passwd}} -> + {ok, Passwd, Data}; + Error -> + throw(Error) + end + end; + Error -> + {error, {response,Error}} + end; + Other -> {error, Other} + end; +exec_passwd_modify_reply(_, Error) -> + {error, Error}. + +%%% -------------------------------------------------------------------- %%% modifyDNRequest %%% -------------------------------------------------------------------- @@ -862,6 +961,7 @@ v_filter({lessOrEqual,AV}) -> {lessOrEqual,AV}; v_filter({approxMatch,AV}) -> {approxMatch,AV}; v_filter({present,A}) -> {present,A}; v_filter({substrings,S}) when is_record(S,'SubstringFilter') -> {substrings,S}; +v_filter({extensibleMatch,S}) when is_record(S,'MatchingRuleAssertion') -> {extensibleMatch,S}; v_filter(_Filter) -> throw({error,concat(["unknown filter: ",_Filter])}). v_modifications(Mods) -> diff --git a/lib/eldap/test/eldap_basic_SUITE.erl b/lib/eldap/test/eldap_basic_SUITE.erl index 6c3d303da0..7f2be54b71 100644 --- a/lib/eldap/test/eldap_basic_SUITE.erl +++ b/lib/eldap/test/eldap_basic_SUITE.erl @@ -106,7 +106,9 @@ api(doc) -> "Basic test that all api functions works as expected"; api(suite) -> []; api(Config) -> {Host,Port} = proplists:get_value(ldap_server, Config), - {ok, H} = eldap:open([Host], [{port,Port}]), + {ok, H} = eldap:open([Host], [{port,Port} + ,{log,fun(Lvl,Fmt,Args)-> io:format("~p: ~s",[Lvl,io_lib:format(Fmt,Args)]) end} + ]), %% {ok, H} = eldap:open([Host], [{port,Port+1}, {ssl, true}]), do_api_checks(H, Config), eldap:close(H), @@ -198,6 +200,7 @@ do_api_checks(H, Config) -> chk_add(H, BasePath), {ok,FB} = chk_search(H, BasePath), chk_modify(H, FB), + chk_modify_password(H, FB), chk_delete(H, BasePath), chk_modify_dn(H, FB). @@ -232,6 +235,12 @@ chk_search(H, BasePath) -> {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(F_AND), F_NOT = eldap:'and'([eldap:present("objectclass"), eldap:'not'(eldap:present("ou"))]), {ok, #eldap_search_result{entries=[#eldap_entry{}, #eldap_entry{}]}} = Search(F_NOT), + {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(eldap:extensibleMatch("Bar",[{type,"sn"},{matchingRule,"caseExactMatch"}])), + {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(eldap:extensibleMatch("Bar",[{type,"sn"},{matchingRule,"2.5.13.5"}])), + {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(eldap:extensibleMatch("Bar",[{type,"sn"},{matchingRule,"caseIgnoreMatch"}])), + {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(eldap:extensibleMatch("bar",[{type,"sn"},{matchingRule,"caseIgnoreMatch"}])), + {ok, #eldap_search_result{entries=[]}} = Search(eldap:extensibleMatch("bar",[{type,"sn"},{matchingRule,"gluffgluff"}])), + {ok, #eldap_search_result{entries=[]}} = Search(eldap:extensibleMatch("bar",[{type,"sn"},{matchingRule,"caseExactMatch"}])), {ok,FB}. %% FIXME chk_modify(H, FB) -> @@ -242,6 +251,23 @@ chk_modify(H, FB) -> %% DELETE ATTR ok = eldap:modify(H, FB, [eldap:mod_delete("telephoneNumber", [])]). +chk_modify_password(H, FB) -> + %% Change password, and ensure we can bind with it. + ok = eldap:simple_bind(H, "cn=Manager,dc=ericsson,dc=se", "hejsan"), + ok = eldap:modify_password(H, FB, "example"), + ok = eldap:simple_bind(H, FB, "example"), + %% Change password to a server generated value. + ok = eldap:simple_bind(H, "cn=Manager,dc=ericsson,dc=se", "hejsan"), + {ok, Passwd} = eldap:modify_password(H, FB, []), + ok = eldap:simple_bind(H, FB, Passwd), + %% Change own password to server generated value. + {ok, NewPasswd} = eldap:modify_password(H, [], [], Passwd), + ok = eldap:simple_bind(H, FB, NewPasswd), + %% Change own password to explicit value. + ok = eldap:modify_password(H, [], "example", NewPasswd), + ok = eldap:simple_bind(H, FB, "example"), + %% Restore original binding. + ok = eldap:simple_bind(H, "cn=Manager,dc=ericsson,dc=se", "hejsan"). chk_delete(H, BasePath) -> {error, entryAlreadyExists} = eldap:add(H, "cn=Jonas Jonsson," ++ BasePath, diff --git a/lib/eldap/test/eldap_connections_SUITE.erl b/lib/eldap/test/eldap_connections_SUITE.erl index 4c8aa9c2cf..c5460fef09 100644 --- a/lib/eldap/test/eldap_connections_SUITE.erl +++ b/lib/eldap/test/eldap_connections_SUITE.erl @@ -27,27 +27,59 @@ all() -> [ - tcp_connection, - tcp_inet6_connection, - tcp_connection_option, - tcp_inet6_connection_option + {group, v4}, + {group, v6} + ]. + + +init_per_group(v4, Config) -> + [{listen_opts, []}, + {listen_host, "localhost"}, + {connect_opts, []} + | Config]; +init_per_group(v6, Config) -> + {ok, Hostname} = inet:gethostname(), + case lists:member(list_to_atom(Hostname), ct:get_config(ipv6_hosts,[])) of + true -> + [{listen_opts, [inet6]}, + {listen_host, "::"}, + {connect_opts, [{tcpopts,[inet6]}]} + | Config]; + false -> + {skip, io_lib:format("~p is not an ipv6_host",[Hostname])} + end. + + +end_per_group(_GroupName, Config) -> + Config. + + +groups() -> + [{v4, [], [tcp_connection, tcp_connection_option]}, + {v6, [], [tcp_connection, tcp_connection_option]} ]. init_per_suite(Config) -> Config. + end_per_suite(_Config) -> ok. init_per_testcase(_TestCase, Config) -> - {ok,Sl} = gen_tcp:listen(0,[]), - {ok,Sl6} = gen_tcp:listen(0,[inet6]), - [{listen_socket,Sl}, {listen_socket6,Sl6} | Config]. + case gen_tcp:listen(0, proplists:get_value(listen_opts,Config)) of + {ok,LSock} -> + {ok,{_,Port}} = inet:sockname(LSock), + [{listen_socket,LSock}, + {listen_port,Port} + | Config]; + Other -> + {fail, Other} + end. + end_per_testcase(_TestCase, Config) -> - catch gen_tcp:close( proplists:get_value(listen_socket, Config) ), - catch gen_tcp:close( proplists:get_value(listen_socket6, Config) ), - ok. + catch gen_tcp:close( proplists:get_value(listen_socket, Config) ). %%%================================================================ %%% @@ -55,35 +87,26 @@ end_per_testcase(_TestCase, Config) -> %%% %%%---------------------------------------------------------------- tcp_connection(Config) -> - do_tcp_connection(Config, listen_socket, "localhost", []). - -tcp_inet6_connection(Config) -> - do_tcp_connection(Config, listen_socket6, "::", [{tcpopts,[inet6]}]). - - -do_tcp_connection(Config, SockKey, Host, Opts) -> - Sl = proplists:get_value(SockKey, Config), - {ok,{_,Port}} = inet:sockname(Sl), + Host = proplists:get_value(listen_host, Config), + Port = proplists:get_value(listen_port, Config), + Opts = proplists:get_value(connect_opts, Config), case eldap:open([Host], [{port,Port}|Opts]) of {ok,_H} -> + Sl = proplists:get_value(listen_socket, Config), case gen_tcp:accept(Sl,1000) of {ok,_S} -> ok; {error,timeout} -> ct:fail("server side accept timeout",[]) end; Other -> ct:fail("eldap:open failed: ~p",[Other]) end. - -%%%---------------------------------------------------------------- -tcp_connection_option(Config) -> - do_tcp_connection_option(Config, listen_socket, "localhost", []). -tcp_inet6_connection_option(Config) -> - do_tcp_connection_option(Config, listen_socket6, "::", [{tcpopts,[inet6]}]). - -do_tcp_connection_option(Config, SockKey, Host, Opts) -> - Sl = proplists:get_value(SockKey, Config), - {ok,{_,Port}} = inet:sockname(Sl), +%%%---------------------------------------------------------------- +tcp_connection_option(Config) -> + Host = proplists:get_value(listen_host, Config), + Port = proplists:get_value(listen_port, Config), + Opts = proplists:get_value(connect_opts, Config), + Sl = proplists:get_value(listen_socket, Config), %% Make an option value to test. The option must be implemented on all %% platforms that we test on. Must check what the default value is @@ -95,7 +118,7 @@ do_tcp_connection_option(Config, SockKey, Host, Opts) -> end, case catch eldap:open([Host], - [{port,Port},{tcpopts,[{linger,TestLinger}]}|Opts]) of + [{port,Port},{tcpopts,[{linger,TestLinger}]}|Opts]) of {ok,H} -> case gen_tcp:accept(Sl,1000) of {ok,_} -> @@ -122,5 +145,3 @@ do_tcp_connection_option(Config, SockKey, Host, Opts) -> Other -> ct:fail("eldap:open failed: ~p",[Other]) end. - -%%%---------------------------------------------------------------- diff --git a/lib/eldap/vsn.mk b/lib/eldap/vsn.mk index 5e32f92fa8..432ba2e742 100644 --- a/lib/eldap/vsn.mk +++ b/lib/eldap/vsn.mk @@ -1 +1 @@ -ELDAP_VSN = 1.0.4
\ No newline at end of file +ELDAP_VSN = 1.1 diff --git a/lib/erl_interface/src/decode/decode_big.c b/lib/erl_interface/src/decode/decode_big.c index b54ac85be2..b87d97d634 100644 --- a/lib/erl_interface/src/decode/decode_big.c +++ b/lib/erl_interface/src/decode/decode_big.c @@ -151,13 +151,18 @@ int ei_big_comp(erlang_big *x, erlang_big *y) #endif #ifdef USE_ISINF_ISNAN /* simulate finite() */ -# define finite(f) (!isinf(f) && !isnan(f)) -# define HAVE_FINITE +# define isfinite(f) (!isinf(f) && !isnan(f)) +# define HAVE_ISFINITE +#elif defined(isfinite) && !defined(HAVE_ISFINITE) +# define HAVE_ISFINITE +#elif !defined(HAVE_ISFINITE) && defined(HAVE_FINITE) +# define isfinite finite +# define HAVE_ISFINITE #endif #ifdef NO_FPE_SIGNALS # define ERTS_FP_CHECK_INIT() do {} while (0) -# define ERTS_FP_ERROR(f, Action) if (!finite(f)) { Action; } else {} +# define ERTS_FP_ERROR(f, Action) if (!isfinite(f)) { Action; } else {} # define ERTS_SAVE_FP_EXCEPTION() # define ERTS_RESTORE_FP_EXCEPTION() #else diff --git a/lib/inets/src/ftp/ftp.erl b/lib/inets/src/ftp/ftp.erl index 5674599ac5..8e51b1be5a 100644 --- a/lib/inets/src/ftp/ftp.erl +++ b/lib/inets/src/ftp/ftp.erl @@ -60,6 +60,7 @@ -define(DATA_ACCEPT_TIMEOUT, infinity). -define(DEFAULT_MODE, passive). -define(PROGRESS_DEFAULT, ignore). +-define(FTP_EXT_DEFAULT, false). %% Internal Constants -define(FTP_PORT, 21). @@ -94,7 +95,8 @@ ipfamily, % inet | inet6 | inet6fb4 progress = ignore, % ignore | pid() dtimeout = ?DATA_ACCEPT_TIMEOUT, % non_neg_integer() | infinity - tls_upgrading_data_connection = false + tls_upgrading_data_connection = false, + ftp_extension = ?FTP_EXT_DEFAULT }). @@ -969,6 +971,8 @@ start_options(Options) -> %% timeout %% dtimeout %% progress +%% ftp_extension + open_options(Options) -> ?fcrt("open_options", [{options, Options}]), ValidateMode = @@ -1013,6 +1017,11 @@ open_options(Options) -> (_) -> false end, + ValidateFtpExtension = + fun(true) -> true; + (false) -> true; + (_) -> false + end, ValidOptions = [{mode, ValidateMode, false, ?DEFAULT_MODE}, {host, ValidateHost, true, ehost}, @@ -1020,7 +1029,8 @@ open_options(Options) -> {ipfamily, ValidateIpFamily, false, inet}, {timeout, ValidateTimeout, false, ?CONNECTION_TIMEOUT}, {dtimeout, ValidateDTimeout, false, ?DATA_ACCEPT_TIMEOUT}, - {progress, ValidateProgress, false, ?PROGRESS_DEFAULT}], + {progress, ValidateProgress, false, ?PROGRESS_DEFAULT}, + {ftp_extension, ValidateFtpExtension, false, ?FTP_EXT_DEFAULT}], validate_options(Options, ValidOptions, []). tls_options(Options) -> @@ -1174,12 +1184,14 @@ handle_call({_, {open, ip_comm, Opts}}, From, State) -> DTimeout = key_search(dtimeout, Opts, ?DATA_ACCEPT_TIMEOUT), Progress = key_search(progress, Opts, ignore), IpFamily = key_search(ipfamily, Opts, inet), + FtpExt = key_search(ftp_extension, Opts, ?FTP_EXT_DEFAULT), State2 = State#state{client = From, mode = Mode, progress = progress(Progress), ipfamily = IpFamily, - dtimeout = DTimeout}, + dtimeout = DTimeout, + ftp_extension = FtpExt}, ?fcrd("handle_call(open) -> setup ctrl connection with", [{host, Host}, {port, Port}, {timeout, Timeout}]), @@ -1202,11 +1214,13 @@ handle_call({_, {open, ip_comm, Host, Opts}}, From, State) -> Timeout = key_search(timeout, Opts, ?CONNECTION_TIMEOUT), DTimeout = key_search(dtimeout, Opts, ?DATA_ACCEPT_TIMEOUT), Progress = key_search(progress, Opts, ignore), + FtpExt = key_search(ftp_extension, Opts, ?FTP_EXT_DEFAULT), State2 = State#state{client = From, mode = Mode, progress = progress(Progress), - dtimeout = DTimeout}, + dtimeout = DTimeout, + ftp_extension = FtpExt}, case setup_ctrl_connection(Host, Port, Timeout, State2) of {ok, State3, WaitTimeout} -> @@ -1785,7 +1799,8 @@ handle_ctrl_result({pos_compl, Lines}, ipfamily = inet, client = From, caller = {setup_data_connection, Caller}, - timeout = Timeout} = State) -> + timeout = Timeout, + ftp_extension = false} = State) -> {_, [?LEFT_PAREN | Rest]} = lists:splitwith(fun(?LEFT_PAREN) -> false; (_) -> true end, Lines), @@ -1806,6 +1821,28 @@ handle_ctrl_result({pos_compl, Lines}, {noreply,State#state{client = undefined, caller = undefined}} end; +handle_ctrl_result({pos_compl, Lines}, + #state{mode = passive, + ipfamily = inet, + client = From, + caller = {setup_data_connection, Caller}, + csock = CSock, + timeout = Timeout, + ftp_extension = true} = State) -> + + [_, PortStr | _] = lists:reverse(string:tokens(Lines, "|")), + {ok, {IP, _}} = peername(CSock), + + ?DBG('<--data tcp connect to ~p:~p, Caller=~p~n',[IP,PortStr,Caller]), + case connect(IP, list_to_integer(PortStr), Timeout, State) of + {ok, _, Socket} -> + handle_caller(State#state{caller = Caller, dsock = {tcp, Socket}}); + {error, _Reason} = Error -> + gen_server:reply(From, Error), + {noreply, State#state{client = undefined, caller = undefined}} + end; + + %% FTP server does not support passive mode: try to fallback on active mode handle_ctrl_result(_, #state{mode = passive, @@ -2157,7 +2194,8 @@ setup_ctrl_connection(Host, Port, Timeout, State) -> setup_data_connection(#state{mode = active, caller = Caller, - csock = CSock} = State) -> + csock = CSock, + ftp_extension = FtpExt} = State) -> case (catch sockname(CSock)) of {ok, {{_, _, _, _, _, _, _, _} = IP, _}} -> {ok, LSock} = @@ -2174,11 +2212,18 @@ setup_data_connection(#state{mode = active, {ok, LSock} = gen_tcp:listen(0, [{ip, IP}, {active, false}, binary, {packet, 0}]), {ok, Port} = inet:port(LSock), - {IP1, IP2, IP3, IP4} = IP, - {Port1, Port2} = {Port div 256, Port rem 256}, - send_ctrl_message(State, - mk_cmd("PORT ~w,~w,~w,~w,~w,~w", - [IP1, IP2, IP3, IP4, Port1, Port2])), + case FtpExt of + false -> + {IP1, IP2, IP3, IP4} = IP, + {Port1, Port2} = {Port div 256, Port rem 256}, + send_ctrl_message(State, + mk_cmd("PORT ~w,~w,~w,~w,~w,~w", + [IP1, IP2, IP3, IP4, Port1, Port2])); + true -> + IpAddress = inet_parse:ntoa(IP), + Cmd = mk_cmd("EPRT |1|~s|~p|", [IpAddress, Port]), + send_ctrl_message(State, Cmd) + end, activate_ctrl_connection(State), {noreply, State#state{caller = {setup_data_connection, {LSock, Caller}}}} @@ -2191,9 +2236,17 @@ setup_data_connection(#state{mode = passive, ipfamily = inet6, {noreply, State#state{caller = {setup_data_connection, Caller}}}; setup_data_connection(#state{mode = passive, ipfamily = inet, - caller = Caller} = State) -> + caller = Caller, + ftp_extension = false} = State) -> send_ctrl_message(State, mk_cmd("PASV", [])), activate_ctrl_connection(State), + {noreply, State#state{caller = {setup_data_connection, Caller}}}; + +setup_data_connection(#state{mode = passive, ipfamily = inet, + caller = Caller, + ftp_extension = true} = State) -> + send_ctrl_message(State, mk_cmd("EPSV", [])), + activate_ctrl_connection(State), {noreply, State#state{caller = {setup_data_connection, Caller}}}. connect(Host, Port, Timeout, #state{ipfamily = inet = IpFam}) -> diff --git a/lib/inets/src/http_client/httpc_handler.erl b/lib/inets/src/http_client/httpc_handler.erl index d152d9f0be..0a42e7210c 100644 --- a/lib/inets/src/http_client/httpc_handler.erl +++ b/lib/inets/src/http_client/httpc_handler.erl @@ -350,7 +350,7 @@ handle_call(#request{address = Addr} = Request, _, {reply, ok, State0#state{keep_alive = NewKeepAlive, session = NewSession}}; undefined -> - %% Note: tcp-message reciving has already been + %% Note: tcp-message receiving has already been %% activated by handle_pipeline/2. ?hcrd("no current request", []), cancel_timer(Timers#timers.queue_timer, @@ -632,7 +632,7 @@ handle_info({timeout, RequestId}, handle_info(timeout_queue, State = #state{request = undefined}) -> {stop, normal, State}; -%% Timing was such as the pipeline_timout was not canceled! +%% Timing was such as the queue_timeout was not canceled! handle_info(timeout_queue, #state{timers = Timers} = State) -> {noreply, State#state{timers = Timers#timers{queue_timer = undefined}}}; @@ -1850,6 +1850,7 @@ update_session(ProfileName, #session{id = SessionId} = Session, Pos, Value) -> Session2 = erlang:setelement(Pos, Session, Value), insert_session(Session2, ProfileName); T:E -> + Stacktrace = erlang:get_stacktrace(), error_logger:error_msg("Failed updating session: " "~n ProfileName: ~p" "~n SessionId: ~p" @@ -1873,7 +1874,7 @@ update_session(ProfileName, #session{id = SessionId} = Session, Pos, Value) -> {value, Value}, {etype, T}, {error, E}, - {stacktrace, erlang:get_stacktrace()}]}) + {stacktrace, Stacktrace}]}) end. diff --git a/lib/kernel/src/application_master.erl b/lib/kernel/src/application_master.erl index bc15b5a7de..7cdbe31ab2 100644 --- a/lib/kernel/src/application_master.erl +++ b/lib/kernel/src/application_master.erl @@ -103,9 +103,9 @@ call(AppMaster, Req) -> %%% The reason for not using the logical structrure is that %%% the application start function is synchronous, and %%% that the AM is GL. This means that if AM executed the start -%%% function, and this function uses spawn_request/1 -%%% or io, deadlock would occur. Therefore, this function is -%%% executed by the process X. Also, AM needs three loops; +%%% function, and this function uses io, deadlock would occur. +%%% Therefore, this function is executed by the process X. +%%% Also, AM needs three loops; %%% init_loop (waiting for the start function to return) %%% main_loop %%% terminate_loop (waiting for the process to die) diff --git a/lib/kernel/src/file.erl b/lib/kernel/src/file.erl index ee2fb85de2..7b2750846e 100644 --- a/lib/kernel/src/file.erl +++ b/lib/kernel/src/file.erl @@ -423,21 +423,15 @@ open(Item, ModeList) when is_list(ModeList) -> case lists:member(raw, ModeList) of %% Raw file, use ?PRIM_FILE to handle this file true -> - %% check if raw file mode is disabled - case catch application:get_env(kernel, raw_files) of - {ok,false} -> - open(Item, lists:delete(raw, ModeList)); - _ -> % undefined | {ok,true} - Args = [file_name(Item) | ModeList], - case check_args(Args) of - ok -> - [FileName | _] = Args, - %% We rely on the returned Handle (in {ok, Handle}) - %% being a pid() or a #file_descriptor{} - ?PRIM_FILE:open(FileName, ModeList); - Error -> - Error - end + Args = [file_name(Item) | ModeList], + case check_args(Args) of + ok -> + [FileName | _] = Args, + %% We rely on the returned Handle (in {ok, Handle}) + %% being a pid() or a #file_descriptor{} + ?PRIM_FILE:open(FileName, ModeList); + Error -> + Error end; false -> case lists:member(ram, ModeList) of diff --git a/lib/kernel/src/group.erl b/lib/kernel/src/group.erl index b36dbf33dd..046885f885 100644 --- a/lib/kernel/src/group.erl +++ b/lib/kernel/src/group.erl @@ -111,8 +111,13 @@ start_shell1(Fun) -> server_loop(Drv, Shell, Buf0) -> receive {io_request,From,ReplyAs,Req} when is_pid(From) -> - Buf = io_request(Req, From, ReplyAs, Drv, Buf0), - server_loop(Drv, Shell, Buf); + %% This io_request may cause a transition to a couple of + %% selective receive loops elsewhere in this module. + Buf = io_request(Req, From, ReplyAs, Drv, Buf0), + server_loop(Drv, Shell, Buf); + {reply,{{From,ReplyAs},Reply}} -> + io_reply(From, ReplyAs, Reply), + server_loop(Drv, Shell, Buf0); {driver_id,ReplyTo} -> ReplyTo ! {self(),driver_id,Drv}, server_loop(Drv, Shell, Buf0); @@ -172,10 +177,13 @@ set_unicode_state(Drv,Bool) -> io_request(Req, From, ReplyAs, Drv, Buf0) -> - case io_request(Req, Drv, Buf0) of + case io_request(Req, Drv, {From,ReplyAs}, Buf0) of {ok,Reply,Buf} -> io_reply(From, ReplyAs, Reply), Buf; + {noreply,Buf} -> + %% We expect a {reply,_} message from the Drv when request is done + Buf; {error,Reply,Buf} -> io_reply(From, ReplyAs, Reply), Buf; @@ -196,78 +204,85 @@ io_request(Req, From, ReplyAs, Drv, Buf0) -> %% io_request({put_chars,unicode,Binary}, Drv, Buf) when is_binary(Binary) -> %% send_drv(Drv, {put_chars,Binary}), %% {ok,ok,Buf}; -io_request({put_chars,unicode,Chars}, Drv, Buf) -> +%% +%% These put requests have to be synchronous to the driver as otherwise +%% there is no guarantee that the data has actually been printed. +io_request({put_chars,unicode,Chars}, Drv, From, Buf) -> case catch unicode:characters_to_binary(Chars,utf8) of Binary when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode, Binary}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, Binary, {From,ok}}), + {noreply,Buf}; _ -> {error,{error,{put_chars, unicode,Chars}},Buf} end; -io_request({put_chars,unicode,M,F,As}, Drv, Buf) -> +io_request({put_chars,unicode,M,F,As}, Drv, From, Buf) -> case catch apply(M, F, As) of Binary when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode,Binary}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, Binary, {From,ok}}), + {noreply,Buf}; Chars -> case catch unicode:characters_to_binary(Chars,utf8) of B when is_binary(B) -> - send_drv(Drv, {put_chars, unicode,B}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, B, {From,ok}}), + {noreply,Buf}; _ -> {error,{error,F},Buf} end end; -io_request({put_chars,latin1,Binary}, Drv, Buf) when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode,unicode:characters_to_binary(Binary,latin1)}), - {ok,ok,Buf}; -io_request({put_chars,latin1,Chars}, Drv, Buf) -> +io_request({put_chars,latin1,Binary}, Drv, From, Buf) when is_binary(Binary) -> + send_drv(Drv, {put_chars_sync, unicode, + unicode:characters_to_binary(Binary,latin1), + {From,ok}}), + {noreply,Buf}; +io_request({put_chars,latin1,Chars}, Drv, From, Buf) -> case catch unicode:characters_to_binary(Chars,latin1) of Binary when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode,Binary}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, Binary, {From,ok}}), + {noreply,Buf}; _ -> {error,{error,{put_chars,latin1,Chars}},Buf} end; -io_request({put_chars,latin1,M,F,As}, Drv, Buf) -> +io_request({put_chars,latin1,M,F,As}, Drv, From, Buf) -> case catch apply(M, F, As) of Binary when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode,unicode:characters_to_binary(Binary,latin1)}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, + unicode:characters_to_binary(Binary,latin1), + {From,ok}}), + {noreply,Buf}; Chars -> case catch unicode:characters_to_binary(Chars,latin1) of B when is_binary(B) -> - send_drv(Drv, {put_chars, unicode,B}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, B, {From,ok}}), + {noreply,Buf}; _ -> {error,{error,F},Buf} end end; -io_request({get_chars,Encoding,Prompt,N}, Drv, Buf) -> +io_request({get_chars,Encoding,Prompt,N}, Drv, _From, Buf) -> get_chars(Prompt, io_lib, collect_chars, N, Drv, Buf, Encoding); -io_request({get_line,Encoding,Prompt}, Drv, Buf) -> +io_request({get_line,Encoding,Prompt}, Drv, _From, Buf) -> get_chars(Prompt, io_lib, collect_line, [], Drv, Buf, Encoding); -io_request({get_until,Encoding, Prompt,M,F,As}, Drv, Buf) -> +io_request({get_until,Encoding, Prompt,M,F,As}, Drv, _From, Buf) -> get_chars(Prompt, io_lib, get_until, {M,F,As}, Drv, Buf, Encoding); -io_request({get_password,_Encoding},Drv,Buf) -> +io_request({get_password,_Encoding},Drv,_From,Buf) -> get_password_chars(Drv, Buf); -io_request({setopts,Opts}, Drv, Buf) when is_list(Opts) -> +io_request({setopts,Opts}, Drv, _From, Buf) when is_list(Opts) -> setopts(Opts, Drv, Buf); -io_request(getopts, Drv, Buf) -> +io_request(getopts, Drv, _From, Buf) -> getopts(Drv, Buf); -io_request({requests,Reqs}, Drv, Buf) -> - io_requests(Reqs, {ok,ok,Buf}, Drv); +io_request({requests,Reqs}, Drv, From, Buf) -> + io_requests(Reqs, {ok,ok,Buf}, From, Drv); %% New in R12 -io_request({get_geometry,columns},Drv,Buf) -> +io_request({get_geometry,columns},Drv,_From,Buf) -> case get_tty_geometry(Drv) of {W,_H} -> {ok,W,Buf}; _ -> {error,{error,enotsup},Buf} end; -io_request({get_geometry,rows},Drv,Buf) -> +io_request({get_geometry,rows},Drv,_From,Buf) -> case get_tty_geometry(Drv) of {_W,H} -> {ok,H,Buf}; @@ -276,38 +291,49 @@ io_request({get_geometry,rows},Drv,Buf) -> end; %% BC with pre-R13 -io_request({put_chars,Chars}, Drv, Buf) -> - io_request({put_chars,latin1,Chars}, Drv, Buf); -io_request({put_chars,M,F,As}, Drv, Buf) -> - io_request({put_chars,latin1,M,F,As}, Drv, Buf); -io_request({get_chars,Prompt,N}, Drv, Buf) -> - io_request({get_chars,latin1,Prompt,N}, Drv, Buf); -io_request({get_line,Prompt}, Drv, Buf) -> - io_request({get_line,latin1,Prompt}, Drv, Buf); -io_request({get_until, Prompt,M,F,As}, Drv, Buf) -> - io_request({get_until,latin1, Prompt,M,F,As}, Drv, Buf); -io_request(get_password,Drv,Buf) -> - io_request({get_password,latin1},Drv,Buf); - - - -io_request(_, _Drv, Buf) -> +io_request({put_chars,Chars}, Drv, From, Buf) -> + io_request({put_chars,latin1,Chars}, Drv, From, Buf); +io_request({put_chars,M,F,As}, Drv, From, Buf) -> + io_request({put_chars,latin1,M,F,As}, Drv, From, Buf); +io_request({get_chars,Prompt,N}, Drv, From, Buf) -> + io_request({get_chars,latin1,Prompt,N}, Drv, From, Buf); +io_request({get_line,Prompt}, Drv, From, Buf) -> + io_request({get_line,latin1,Prompt}, Drv, From, Buf); +io_request({get_until, Prompt,M,F,As}, Drv, From, Buf) -> + io_request({get_until,latin1, Prompt,M,F,As}, Drv, From, Buf); +io_request(get_password,Drv,From,Buf) -> + io_request({get_password,latin1},Drv,From,Buf); + + + +io_request(_, _Drv, _From, Buf) -> {error,{error,request},Buf}. -%% Status = io_requests(RequestList, PrevStat, Drv) -%% Process a list of output requests as long as the previous status is 'ok'. - -io_requests([R|Rs], {ok,ok,Buf}, Drv) -> - io_requests(Rs, io_request(R, Drv, Buf), Drv); -io_requests([_|_], Error, _Drv) -> +%% Status = io_requests(RequestList, PrevStat, From, Drv) +%% Process a list of output requests as long as +%% the previous status is 'ok' or noreply. +%% +%% We use undefined as the From for all but the last request +%% in order to discards acknowledgements from those requests. +%% +io_requests([R|Rs], {noreply,Buf}, From, Drv) -> + ReqFrom = if Rs =:= [] -> From; true -> undefined end, + io_requests(Rs, io_request(R, Drv, ReqFrom, Buf), From, Drv); +io_requests([R|Rs], {ok,ok,Buf}, From, Drv) -> + ReqFrom = if Rs =:= [] -> From; true -> undefined end, + io_requests(Rs, io_request(R, Drv, ReqFrom, Buf), From, Drv); +io_requests([_|_], Error, _From, _Drv) -> Error; -io_requests([], Stat, _) -> +io_requests([], Stat, _From, _) -> Stat. %% io_reply(From, ReplyAs, Reply) %% The function for sending i/o command acknowledgement. %% The ACK contains the return value. +io_reply(undefined, _ReplyAs, _Reply) -> + %% Ignore these replies as they are generated from io_requests/4. + ok; io_reply(From, ReplyAs, Reply) -> From ! {io_reply,ReplyAs,Reply}, ok. @@ -619,6 +645,10 @@ more_data(What, Cont0, Drv, Ls, Encoding) -> io_request(Req, From, ReplyAs, Drv, []), %WRONG!!! send_drv_reqs(Drv, edlin:redraw_line(Cont)), get_line1({more_chars,Cont,[]}, Drv, Ls, Encoding); + {reply,{{From,ReplyAs},Reply}} -> + %% We take care of replies from puts here as well + io_reply(From, ReplyAs, Reply), + more_data(What, Cont0, Drv, Ls, Encoding); {'EXIT',Drv,interrupt} -> interrupted; {'EXIT',Drv,_} -> @@ -641,6 +671,10 @@ get_line_echo_off1({Chars,[]}, Drv) -> {io_request,From,ReplyAs,Req} when is_pid(From) -> io_request(Req, From, ReplyAs, Drv, []), get_line_echo_off1({Chars,[]}, Drv); + {reply,{{From,ReplyAs},Reply}} when From =/= undefined -> + %% We take care of replies from puts here as well + io_reply(From, ReplyAs, Reply), + get_line_echo_off1({Chars,[]},Drv); {'EXIT',Drv,interrupt} -> interrupted; {'EXIT',Drv,_} -> @@ -790,6 +824,10 @@ get_password1({Chars,[]}, Drv) -> %% set to []. But do we expect anything but plain output? get_password1({Chars, []}, Drv); + {reply,{{From,ReplyAs},Reply}} -> + %% We take care of replies from puts here as well + io_reply(From, ReplyAs, Reply), + get_password1({Chars, []},Drv); {'EXIT',Drv,interrupt} -> interrupted; {'EXIT',Drv,_} -> diff --git a/lib/kernel/src/user_drv.erl b/lib/kernel/src/user_drv.erl index a91c23539d..e6ce85c379 100644 --- a/lib/kernel/src/user_drv.erl +++ b/lib/kernel/src/user_drv.erl @@ -29,6 +29,7 @@ -define(OP_INSC,2). -define(OP_DELC,3). -define(OP_BEEP,4). +-define(OP_PUTC_SYNC,5). % Control op -define(CTRL_OP_GET_WINSIZE,100). -define(CTRL_OP_GET_UNICODE_STATE,101). @@ -133,7 +134,7 @@ server1(Iport, Oport, Shell) -> [erlang:system_info(system_version)]))}, Iport, Oport), %% Enter the server loop. - server_loop(Iport, Oport, Curr, User, Gr). + server_loop(Iport, Oport, Curr, User, Gr, queue:new()). rem_sh_opts(Node) -> [{expand_fun,fun(B)-> rpc:call(Node,edlin_expand,expand,[B]) end}]. @@ -158,42 +159,41 @@ start_user() -> User end. -server_loop(Iport, Oport, User, Gr) -> +server_loop(Iport, Oport, User, Gr, IOQueue) -> Curr = gr_cur_pid(Gr), put(current_group, Curr), - server_loop(Iport, Oport, Curr, User, Gr). + server_loop(Iport, Oport, Curr, User, Gr, IOQueue). -server_loop(Iport, Oport, Curr, User, Gr) -> +server_loop(Iport, Oport, Curr, User, Gr, IOQueue) -> receive {Iport,{data,Bs}} -> BsBin = list_to_binary(Bs), Unicode = unicode:characters_to_list(BsBin,utf8), - port_bytes(Unicode, Iport, Oport, Curr, User, Gr); + port_bytes(Unicode, Iport, Oport, Curr, User, Gr, IOQueue); {Iport,eof} -> Curr ! {self(),eof}, - server_loop(Iport, Oport, Curr, User, Gr); - {User,Req} -> % never block from user! - io_request(Req, Iport, Oport), - server_loop(Iport, Oport, Curr, User, Gr); - {Curr,tty_geometry} -> - Curr ! {self(),tty_geometry,get_tty_geometry(Iport)}, - server_loop(Iport, Oport, Curr, User, Gr); - {Curr,get_unicode_state} -> - Curr ! {self(),get_unicode_state,get_unicode_state(Iport)}, - server_loop(Iport, Oport, Curr, User, Gr); - {Curr,set_unicode_state, Bool} -> - Curr ! {self(),set_unicode_state,set_unicode_state(Iport,Bool)}, - server_loop(Iport, Oport, Curr, User, Gr); - {Curr,Req} -> - io_request(Req, Iport, Oport), - server_loop(Iport, Oport, Curr, User, Gr); + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); + Req when element(1,Req) =:= User orelse element(1,Req) =:= Curr, + tuple_size(Req) =:= 2 orelse tuple_size(Req) =:= 3 -> + %% We match {User|Curr,_}|{User|Curr,_,_} + NewQ = handle_req(Req, Iport, Oport, IOQueue), + server_loop(Iport, Oport, Curr, User, Gr, NewQ); + {Oport,ok} -> + %% We get this ok from the port, in io_request we store + %% info about where to send reply at head of queue + {{value,{Origin,Reply}},ReplyQ} = queue:out(IOQueue), + Origin ! {reply,Reply}, + NewQ = handle_req(next, Iport, Oport, ReplyQ), + server_loop(Iport, Oport, Curr, User, Gr, NewQ); {'EXIT',Iport,_R} -> - server_loop(Iport, Oport, Curr, User, Gr); + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); {'EXIT',Oport,_R} -> - server_loop(Iport, Oport, Curr, User, Gr); + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); + {'EXIT',User,shutdown} -> % force data to port + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); {'EXIT',User,_R} -> % keep 'user' alive NewU = start_user(), - server_loop(Iport, Oport, Curr, NewU, gr_set_num(Gr, 1, NewU, {})); + server_loop(Iport, Oport, Curr, NewU, gr_set_num(Gr, 1, NewU, {}), IOQueue); {'EXIT',Pid,R} -> % shell and group leader exit case gr_cur_pid(Gr) of Pid when R =/= die , @@ -213,18 +213,51 @@ server_loop(Iport, Oport, Curr, User, Gr) -> {ok,Gr2} = gr_set_cur(gr_set_num(Gr1, Ix, Pid1, {shell,start,Params}), Ix), put(current_group, Pid1), - server_loop(Iport, Oport, Pid1, User, Gr2); + server_loop(Iport, Oport, Pid1, User, Gr2, IOQueue); _ -> % remote shell io_requests([{put_chars,unicode,"(^G to start new job) ***\n"}], Iport, Oport), - server_loop(Iport, Oport, Curr, User, Gr1) + server_loop(Iport, Oport, Curr, User, Gr1, IOQueue) end; _ -> % not current, just remove it - server_loop(Iport, Oport, Curr, User, gr_del_pid(Gr, Pid)) + server_loop(Iport, Oport, Curr, User, gr_del_pid(Gr, Pid), IOQueue) end; _X -> %% Ignore unknown messages. - server_loop(Iport, Oport, Curr, User, Gr) + server_loop(Iport, Oport, Curr, User, Gr, IOQueue) + end. + +%% We always handle geometry and unicode requests +handle_req({Curr,tty_geometry},Iport,_Oport,IOQueue) -> + Curr ! {self(),tty_geometry,get_tty_geometry(Iport)}, + IOQueue; +handle_req({Curr,get_unicode_state},Iport,_Oport,IOQueue) -> + Curr ! {self(),get_unicode_state,get_unicode_state(Iport)}, + IOQueue; +handle_req({Curr,set_unicode_state, Bool},Iport,_Oport,IOQueue) -> + Curr ! {self(),set_unicode_state,set_unicode_state(Iport,Bool)}, + IOQueue; +handle_req(next,Iport,Oport,IOQueue) -> + case queue:out(IOQueue) of + {{value,Next},ExecQ} -> + NewQ = handle_req(Next,Iport,Oport,queue:new()), + queue:join(NewQ,ExecQ); + {empty,_} -> + IOQueue + end; +handle_req(Msg,Iport,Oport,IOQueue) -> + case queue:peek(IOQueue) of + empty -> + {Origin,Req} = Msg, + case io_request(Req, Iport, Oport) of + ok -> IOQueue; + Reply -> + %% Push reply info to front of queue + queue:in_r({Origin,Reply},IOQueue) + end; + _Else -> + %% All requests are queued when we have outstanding sync put_chars + queue:in(Msg,IOQueue) end. %% port_bytes(Bytes, InPort, OutPort, CurrentProcess, UserProcess, Group) @@ -232,34 +265,34 @@ server_loop(Iport, Oport, Curr, User, Gr) -> %% either escape to switch_loop or restart the shell. Otherwise send %% the bytes to Curr. -port_bytes([$\^G|_Bs], Iport, Oport, _Curr, User, Gr) -> - handle_escape(Iport, Oport, User, Gr); +port_bytes([$\^G|_Bs], Iport, Oport, _Curr, User, Gr, IOQueue) -> + handle_escape(Iport, Oport, User, Gr, IOQueue); -port_bytes([$\^C|_Bs], Iport, Oport, Curr, User, Gr) -> - interrupt_shell(Iport, Oport, Curr, User, Gr); +port_bytes([$\^C|_Bs], Iport, Oport, Curr, User, Gr, IOQueue) -> + interrupt_shell(Iport, Oport, Curr, User, Gr, IOQueue); -port_bytes([B], Iport, Oport, Curr, User, Gr) -> +port_bytes([B], Iport, Oport, Curr, User, Gr, IOQueue) -> Curr ! {self(),{data,[B]}}, - server_loop(Iport, Oport, Curr, User, Gr); -port_bytes(Bs, Iport, Oport, Curr, User, Gr) -> + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); +port_bytes(Bs, Iport, Oport, Curr, User, Gr, IOQueue) -> case member($\^G, Bs) of true -> - handle_escape(Iport, Oport, User, Gr); + handle_escape(Iport, Oport, User, Gr, IOQueue); false -> Curr ! {self(),{data,Bs}}, - server_loop(Iport, Oport, Curr, User, Gr) + server_loop(Iport, Oport, Curr, User, Gr, IOQueue) end. -interrupt_shell(Iport, Oport, Curr, User, Gr) -> +interrupt_shell(Iport, Oport, Curr, User, Gr, IOQueue) -> case gr_get_info(Gr, Curr) of undefined -> ok; % unknown _ -> exit(Curr, interrupt) end, - server_loop(Iport, Oport, Curr, User, Gr). + server_loop(Iport, Oport, Curr, User, Gr, IOQueue). -handle_escape(Iport, Oport, User, Gr) -> +handle_escape(Iport, Oport, User, Gr, IOQueue) -> case application:get_env(stdlib, shell_esc) of {ok,abort} -> Pid = gr_cur_pid(Gr), @@ -278,11 +311,11 @@ handle_escape(Iport, Oport, User, Gr) -> Pid1 = group:start(self(), {shell,start,[]}), io_request({put_chars,unicode,"\n"}, Iport, Oport), server_loop(Iport, Oport, User, - gr_add_cur(Gr1, Pid1, {shell,start,[]})); + gr_add_cur(Gr1, Pid1, {shell,start,[]}), IOQueue); _ -> % {ok,jcl} | undefined io_request({put_chars,unicode,"\nUser switch command\n"}, Iport, Oport), - server_loop(Iport, Oport, User, switch_loop(Iport, Oport, Gr)) + server_loop(Iport, Oport, User, switch_loop(Iport, Oport, Gr), IOQueue) end. switch_loop(Iport, Oport, Gr) -> @@ -492,9 +525,12 @@ set_unicode_state(Iport, Bool) -> io_request(Request, Iport, Oport) -> try io_command(Request) of - Command -> + {command,_} = Command -> Oport ! {self(),Command}, - ok + ok; + {Command,Reply} -> + Oport ! {self(),Command}, + Reply catch {requests,Rs} -> io_requests(Rs, Iport, Oport); @@ -511,6 +547,13 @@ io_requests([], _Iport, _Oport) -> put_int16(N, Tail) -> [(N bsr 8)band 255,N band 255|Tail]. +%% When a put_chars_sync command is used, user_drv guarantees that +%% the bytes have been put in the buffer of the port before an acknowledgement +%% is sent back to the process sending the request. This command was added in +%% OTP 18 to make sure that data sent from io:format is actually printed +%% to the console before the vm stops when calling erlang:halt(integer()). +io_command({put_chars_sync, unicode,Cs,Reply}) -> + {{command,[?OP_PUTC_SYNC|unicode:characters_to_binary(Cs,utf8)]},Reply}; io_command({put_chars, unicode,Cs}) -> {command,[?OP_PUTC|unicode:characters_to_binary(Cs,utf8)]}; io_command({move_rel,N}) -> diff --git a/lib/kernel/test/gen_tcp_api_SUITE_data/gen_tcp_api_SUITE.c b/lib/kernel/test/gen_tcp_api_SUITE_data/gen_tcp_api_SUITE.c index 73a6568b30..d774767624 100644 --- a/lib/kernel/test/gen_tcp_api_SUITE_data/gen_tcp_api_SUITE.c +++ b/lib/kernel/test/gen_tcp_api_SUITE_data/gen_tcp_api_SUITE.c @@ -26,8 +26,10 @@ #ifdef __WIN32__ #include <winsock2.h> +#define sock_close(s) closesocket(s) #else #include <sys/socket.h> +#define sock_close(s) close(s) #endif #define sock_open(af, type, proto) socket((af), (type), (proto)) @@ -46,7 +48,7 @@ static ERL_NIF_TERM closesockfd(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg enif_get_int(env, argv[0], &fd); - close(fd); + sock_close(fd); return enif_make_int(env, fd); } diff --git a/lib/mnesia/doc/src/Mnesia_chap3.xml b/lib/mnesia/doc/src/Mnesia_chap3.xml index d6b4a1c6a1..ae704b4199 100644 --- a/lib/mnesia/doc/src/Mnesia_chap3.xml +++ b/lib/mnesia/doc/src/Mnesia_chap3.xml @@ -152,7 +152,7 @@ Transformer = <c>ignore</c>, it indicates that only the meta data about the table will be updated. Usage of <c>ignore</c> is not recommended (since it creates inconsistencies between the meta data and the actual data) but included - as a possibility for the user do to his own (off-line) transform.</p> + as a possibility for the user to do his own (off-line) transform.</p> </item> <item><c>change_table_copy_type(Tab, Node, ToType)</c>. This function changes the storage type of a table. For example, a diff --git a/lib/mnesia/doc/src/mnesia.xml b/lib/mnesia/doc/src/mnesia.xml index 72e9bd7e8f..268dc18e65 100644 --- a/lib/mnesia/doc/src/mnesia.xml +++ b/lib/mnesia/doc/src/mnesia.xml @@ -2766,7 +2766,7 @@ raise(Name, Amount) -> new type. The <c>Fun</c> argument can also be the atom <c>ignore</c>, it indicates that only the meta data about the table will be updated. Usage of <c>ignore</c> is not recommended but included - as a possibility for the user do to his own transform. + as a possibility for the user to do his own transform. <c>NewAttributeList</c> and <c>NewRecordName</c> specifies the attributes and the new record type of converted table. Table name will always remain unchanged, if the diff --git a/lib/odbc/configure.in b/lib/odbc/configure.in index ea5c51965f..0cfcb9964b 100644 --- a/lib/odbc/configure.in +++ b/lib/odbc/configure.in @@ -136,7 +136,7 @@ AC_SUBST(THR_LIBS) odbc_lib_link_success=no AC_SUBST(TARGET_FLAGS) case $host_os in - darwin1[[0-2]].*|darwin[[0-9]].*) + darwin1[[0-4]].*|darwin[[0-9]].*) TARGET_FLAGS="-DUNIX" if test ! -d "$with_odbc" || test "$with_odbc" = "yes"; then ODBC_LIB= -L"/usr/lib" diff --git a/lib/ssh/doc/src/notes.xml b/lib/ssh/doc/src/notes.xml index 467e2ab27e..f3db05192e 100644 --- a/lib/ssh/doc/src/notes.xml +++ b/lib/ssh/doc/src/notes.xml @@ -29,6 +29,53 @@ <file>notes.xml</file> </header> +<section><title>Ssh 3.0.8</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixes of login blocking after port scanning.</p> + <p> + Own Id: OTP-12247 Aux Id: seq12726 </p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 3.0.7</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Add option sftp_vsn to SFTP</p> + <p> + Own Id: OTP-12227</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Fix option user_interaction to work as expected. When + password authentication is implemented with ssh + keyboard-interactive method and the password is already + supplied, so that we do not need to query user, then + connections should succeed even though user_interaction + option is set to false.</p> + <p> + Own Id: OTP-11329 Aux Id: seq12420, seq12335 </p> + </item> + </list> + </section> + +</section> + <section><title>Ssh 3.0.6</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/lib/ssh/doc/src/ssh_connection.xml b/lib/ssh/doc/src/ssh_connection.xml index 72e7252536..ff72cf7ee0 100644 --- a/lib/ssh/doc/src/ssh_connection.xml +++ b/lib/ssh/doc/src/ssh_connection.xml @@ -5,7 +5,7 @@ <header> <copyright> <year>2008</year> - <year>2013</year> + <year>2014</year> <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> @@ -137,7 +137,7 @@ <tag><c><![CDATA[{pty, ssh_channel_id(), boolean() = WantReply, {string() = Terminal, integer() = CharWidth, - integer() = RowHeight, integer() = PixelWidth, integer() = PixelHight, + integer() = RowHeight, integer() = PixelWidth, integer() = PixelHeight, [{atom() | integer() = Opcode, integer() = Value}] = TerminalModes}}]]></c></tag> <item>A pseudo-terminal has been requested for the @@ -148,11 +148,11 @@ drawable area of the window. The <c>Opcode</c> in the <c>TerminalModes</c> list is the mnemonic name, represented as an lowercase erlang atom, defined in - <url href="http://www.ietf.org/rfc/rfc4254.txt">RFC 4254 </url> section 8, - or the opcode if the mnemonic name is not listed in the + <url href="http://www.ietf.org/rfc/rfc4254.txt">RFC 4254 </url> section 8. + It may also be an opcode if the mnemonic name is not listed in the RFC. Example <c>OP code: 53, mnemonic name ECHO erlang atom: - echo</c>. There is currently no API function to generate this - event.</item> + echo</c>.This event is sent as result of calling <seealso + marker="ssh_connection#ptty_alloc/4">ssh_connection:ptty_alloc/4</seealso></item> <tag><c><![CDATA[{shell, boolean() = WantReply}]]></c></tag> <item> This message will request that the user's default shell @@ -273,7 +273,52 @@ </desc> </func> - <func> + <func> + <name>ptty_alloc(ConnectionRef, ChannelId, Options, Timeout) -> success | failure</name> + <fsummary>Send status replies to requests that want such replies. </fsummary> + <type> + <v> ConnectionRef = ssh_connection_ref() </v> + <v> ChannelId = ssh_channel_id()</v> + <v> Options = proplists:proplist()</v> + </type> + <desc> + <p> Sends a SSH Connection Protocol pty_req, to allocate a pseudo tty. + Should be called by a SSH client process. + Options are: + </p> + + <taglist> + <tag>{term, string()}</tag> + <item> + Defaults to os:getenv("TERM") or "vt100" if it is undefined. + </item> + <tag>{width, integer()}</tag> + <item> + Defaults to 80 if pixel_width is not defined. + </item> + <tag>{height, integer()}</tag> + <item> + Defaults to 24 if pixel_height is not defined. + </item> + <tag>{pixel_width, integer()}</tag> + <item> + Is disregarded if width is defined. + </item> + <tag>{pixel_height, integer()}</tag> + <item> + Is disregarded if height is defined. + </item> + <tag>{pty_opts, [{posix_atom(), integer()}]}</tag> + <item> + Option may be an empty list, otherwise + see possible POSIX names in section 8 in <url href="http://www.ietf.org/rfc/rfc4254.txt"> RFC 4254</url>. + </item> + </taglist> + + </desc> + </func> + + <func> <name>reply_request(ConnectionRef, WantReply, Status, ChannelId) -> ok</name> <fsummary>Send status replies to requests that want such replies. </fsummary> <type> diff --git a/lib/ssh/doc/src/ssh_sftp.xml b/lib/ssh/doc/src/ssh_sftp.xml index e55d092fe2..f1091e9eca 100644 --- a/lib/ssh/doc/src/ssh_sftp.xml +++ b/lib/ssh/doc/src/ssh_sftp.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>2005</year><year>2013</year> + <year>2005</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -81,6 +81,17 @@ <p>The timeout is passed to the ssh_channel start function, and defaults to infinity.</p> </item> + <tag> + <p><c><![CDATA[{sftp_vsn, integer()}]]></c></p> + </tag> + <item> + <p> + Desired SFTP protocol version. + The actual version will be the minimum of + the desired version and the maximum supported + versions by the SFTP server. + </p> + </item> </taglist> <p>All other options are directly passed to <seealso marker="ssh">ssh:connect/3</seealso> or ignored if a diff --git a/lib/ssh/src/Makefile b/lib/ssh/src/Makefile index 53c755d3cb..90d71107ad 100644 --- a/lib/ssh/src/Makefile +++ b/lib/ssh/src/Makefile @@ -65,6 +65,7 @@ MODULES= \ ssh_cli \ ssh_file \ ssh_io \ + ssh_info \ ssh_math \ ssh_message \ ssh_no_io \ diff --git a/lib/ssh/src/ssh.app.src b/lib/ssh/src/ssh.app.src index e0a51b3574..4ad55b34ca 100644 --- a/lib/ssh/src/ssh.app.src +++ b/lib/ssh/src/ssh.app.src @@ -23,6 +23,7 @@ sshd_sup, ssh_file, ssh_io, + ssh_info, ssh_math, ssh_no_io, ssh_server_key_api, diff --git a/lib/ssh/src/ssh.appup.src b/lib/ssh/src/ssh.appup.src index 1917c95f5a..600c01454c 100644 --- a/lib/ssh/src/ssh.appup.src +++ b/lib/ssh/src/ssh.appup.src @@ -19,9 +19,49 @@ {"%VSN%", [ + {"3.0.7", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_acceptor, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_channel, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_connection, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_connection_handler, soft_purge, soft_purge, []}, + {load_module, ssh_info, soft_purge, soft_purge, []}, + {load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_xfer, soft_purge, soft_purge, [ssh_connection_handler]}]}, + {"3.0.6", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_acceptor, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_channel, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_connection, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_connection_handler, soft_purge, soft_purge, []}, + {load_module, ssh_info, soft_purge, soft_purge, []}, + {load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_xfer, soft_purge, soft_purge, [ssh_connection_handler]}]}, {<<".*">>, [{restart_application, ssh}]} ], [ + {"3.0.7", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_acceptor, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_channel, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_connection, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_connection_handler, soft_purge, soft_purge, []}, + {load_module, ssh_info, soft_purge, soft_purge, []}, + {load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_xfer, soft_purge, soft_purge, [ssh_connection_handler]}]}, + {"3.0.6", [{load_module, ssh_auth, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_acceptor, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_channel, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_connection, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_connection_handler, soft_purge, soft_purge, []}, + {load_module, ssh_info, soft_purge, soft_purge, []}, + {load_module, ssh_message, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_io, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_sftp, soft_purge, soft_purge, [ssh_connection_handler]}, + {load_module, ssh_xfer, soft_purge, soft_purge, [ssh_connection_handler]}]}, {<<".*">>, [{restart_application, ssh}]} ] }. diff --git a/lib/ssh/src/ssh.erl b/lib/ssh/src/ssh.erl index de047d3c83..eae33e3683 100644 --- a/lib/ssh/src/ssh.erl +++ b/lib/ssh/src/ssh.erl @@ -194,6 +194,7 @@ shell(Host, Port, Options) -> {ok, ConnectionRef} -> case ssh_connection:session_channel(ConnectionRef, infinity) of {ok,ChannelId} -> + success = ssh_connection:ptty_alloc(ConnectionRef, ChannelId, []), Args = [{channel_cb, ssh_shell}, {init_args,[ConnectionRef, ChannelId]}, {cm, ConnectionRef}, {channel_id, ChannelId}], diff --git a/lib/ssh/src/ssh_acceptor.erl b/lib/ssh/src/ssh_acceptor.erl index 7302196674..6c443eeb9c 100644 --- a/lib/ssh/src/ssh_acceptor.erl +++ b/lib/ssh/src/ssh_acceptor.erl @@ -22,7 +22,8 @@ -module(ssh_acceptor). %% Internal application API --export([start_link/5]). +-export([start_link/5, + number_of_connections/1]). %% spawn export -export([acceptor_init/6, acceptor_loop/6]). @@ -140,5 +141,6 @@ handle_error(Reason) -> number_of_connections(SystemSup) -> length([X || {R,X,supervisor,[ssh_subsystem_sup]} <- supervisor:which_children(SystemSup), + is_pid(X), is_reference(R) ]). diff --git a/lib/ssh/src/ssh_auth.erl b/lib/ssh/src/ssh_auth.erl index 45fd907383..45c4d52d7e 100644 --- a/lib/ssh/src/ssh_auth.erl +++ b/lib/ssh/src/ssh_auth.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2013. All Rights Reserved. +%% Copyright Ericsson AB 2008-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -119,8 +119,7 @@ init_userauth_request_msg(#ssh{opts = Opts} = Ssh) -> false -> FirstAlg = proplists:get_value(public_key_alg, Opts, ?PREFERRED_PK_ALG), SecondAlg = other_alg(FirstAlg), - AllowUserInt = proplists:get_value(user_interaction, Opts, true), - Prefs = method_preference(FirstAlg, SecondAlg, AllowUserInt), + Prefs = method_preference(FirstAlg, SecondAlg), ssh_transport:ssh_packet(Msg, Ssh#ssh{user = User, userauth_preference = Prefs, userauth_methods = none, @@ -130,15 +129,13 @@ init_userauth_request_msg(#ssh{opts = Opts} = Ssh) -> case length(Algs) =:= 2 of true -> SecondAlg = other_alg(FirstAlg), - AllowUserInt = proplists:get_value(user_interaction, Opts, true), - Prefs = method_preference(FirstAlg, SecondAlg, AllowUserInt), + Prefs = method_preference(FirstAlg, SecondAlg), ssh_transport:ssh_packet(Msg, Ssh#ssh{user = User, userauth_preference = Prefs, userauth_methods = none, service = "ssh-connection"}); _ -> - AllowUserInt = proplists:get_value(user_interaction, Opts, true), - Prefs = method_preference(FirstAlg, AllowUserInt), + Prefs = method_preference(FirstAlg), ssh_transport:ssh_packet(Msg, Ssh#ssh{user = User, userauth_preference = Prefs, userauth_methods = none, @@ -187,9 +184,8 @@ handle_userauth_request(#ssh_msg_service_request{name = handle_userauth_request(#ssh_msg_userauth_request{user = User, service = "ssh-connection", method = "password", - data = Data}, _, + data = <<?FALSE, ?UINT32(Sz), BinPwd:Sz/binary>>}, _, #ssh{opts = Opts} = Ssh) -> - <<_:8, ?UINT32(Sz), BinPwd:Sz/binary>> = Data, Password = unicode:characters_to_list(BinPwd), case check_password(User, Password, Opts) of true -> @@ -204,6 +200,27 @@ handle_userauth_request(#ssh_msg_userauth_request{user = User, handle_userauth_request(#ssh_msg_userauth_request{user = User, service = "ssh-connection", + method = "password", + data = <<?TRUE, + _/binary + %% ?UINT32(Sz1), OldBinPwd:Sz1/binary, + %% ?UINT32(Sz2), NewBinPwd:Sz2/binary + >> + }, _, + Ssh) -> + %% Password change without us having sent SSH_MSG_USERAUTH_PASSWD_CHANGEREQ (because we never do) + %% RFC 4252 says: + %% SSH_MSG_USERAUTH_FAILURE without partial success - The password + %% has not been changed. Either password changing was not supported, + %% or the old password was bad. + + {not_authorized, {User, {error,"Password change not supported"}}, + ssh_transport:ssh_packet(#ssh_msg_userauth_failure{ + authentications = "", + partial_success = false}, Ssh)}; + +handle_userauth_request(#ssh_msg_userauth_request{user = User, + service = "ssh-connection", method = "none"}, _, #ssh{userauth_supported_methods = Methods} = Ssh) -> {not_authorized, {User, undefined}, @@ -256,15 +273,12 @@ handle_userauth_info_request( data = Data}, IoCb, #ssh{opts = Opts} = Ssh) -> PromptInfos = decode_keyboard_interactive_prompts(NumPrompts,Data), - Resps = keyboard_interact_get_responses(IoCb, Opts, + Responses = keyboard_interact_get_responses(IoCb, Opts, Name, Instr, PromptInfos), - RespBin = list_to_binary( - lists:map(fun(S) -> <<?STRING(list_to_binary(S))>> end, - Resps)), {ok, ssh_transport:ssh_packet( #ssh_msg_userauth_info_response{num_responses = NumPrompts, - data = RespBin}, Ssh)}. + data = Responses}, Ssh)}. handle_userauth_info_response(#ssh_msg_userauth_info_response{}, _Auth) -> @@ -276,25 +290,16 @@ handle_userauth_info_response(#ssh_msg_userauth_info_response{}, %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- -method_preference(Alg1, Alg2, true) -> +method_preference(Alg1, Alg2) -> [{"publickey", ?MODULE, publickey_msg, [Alg1]}, {"publickey", ?MODULE, publickey_msg,[Alg2]}, {"password", ?MODULE, password_msg, []}, {"keyboard-interactive", ?MODULE, keyboard_interactive_msg, []} - ]; -method_preference(Alg1, Alg2, false) -> - [{"publickey", ?MODULE, publickey_msg, [Alg1]}, - {"publickey", ?MODULE, publickey_msg,[Alg2]}, - {"password", ?MODULE, password_msg, []} ]. -method_preference(Alg1, true) -> +method_preference(Alg1) -> [{"publickey", ?MODULE, publickey_msg, [Alg1]}, {"password", ?MODULE, password_msg, []}, {"keyboard-interactive", ?MODULE, keyboard_interactive_msg, []} - ]; -method_preference(Alg1, false) -> - [{"publickey", ?MODULE, publickey_msg, [Alg1]}, - {"password", ?MODULE, password_msg, []} ]. user_name(Opts) -> @@ -362,35 +367,29 @@ build_sig_data(SessionId, User, Service, KeyBlob, Alg) -> algorithm_string('ssh-rsa') -> "ssh-rsa"; algorithm_string('ssh-dss') -> - "ssh-dss". + "ssh-dss". decode_keyboard_interactive_prompts(_NumPrompts, Data) -> ssh_message:decode_keyboard_interactive_prompts(Data, []). keyboard_interact_get_responses(IoCb, Opts, Name, Instr, PromptInfos) -> NumPrompts = length(PromptInfos), - case proplists:get_value(keyboard_interact_fun, Opts) of - undefined when NumPrompts == 1 -> - %% Special case/fallback for just one prompt - %% (assumed to be the password prompt) - case proplists:get_value(password, Opts) of - undefined -> keyboard_interact(IoCb, Name, Instr, PromptInfos, Opts); - PW -> [PW] - end; - undefined -> - keyboard_interact(IoCb, Name, Instr, PromptInfos, Opts); - KbdInteractFun -> - Prompts = lists:map(fun({Prompt, _Echo}) -> Prompt end, - PromptInfos), - case KbdInteractFun(Name, Instr, Prompts) of - Rs when length(Rs) == NumPrompts -> - Rs; - Rs -> - erlang:error({mismatching_number_of_responses, - {got,Rs}, - {expected,NumPrompts}}) - end - end. + keyboard_interact_get_responses(proplists:get_value(user_interaction, Opts, true), + proplists:get_value(keyboard_interact_fun, Opts), + proplists:get_value(password, Opts, undefined), IoCb, Name, + Instr, PromptInfos, Opts, NumPrompts). + +keyboard_interact_get_responses(_, undefined, Password, _, _, _, _, _, + 1) when Password =/= undefined -> + [Password]; %% Password auth implemented with keyboard-interaction and passwd is known +keyboard_interact_get_responses(_, _, _, _, _, _, _, _, 0) -> + [""]; +keyboard_interact_get_responses(false, undefined, undefined, _, _, _, [Prompt|_], Opts, _) -> + ssh_no_io:read_line(Prompt, Opts); %% Throws error as keyboard interaction is not allowed +keyboard_interact_get_responses(true, undefined, _,IoCb, Name, Instr, PromptInfos, Opts, _) -> + keyboard_interact(IoCb, Name, Instr, PromptInfos, Opts); +keyboard_interact_get_responses(true, Fun, _, Name, Instr, PromptInfos, _, _, NumPrompts) -> + keyboard_interact_fun(Fun, Name, Instr, PromptInfos, NumPrompts). keyboard_interact(IoCb, Name, Instr, Prompts, Opts) -> if Name /= "" -> IoCb:format("~s", [Name]); @@ -404,6 +403,21 @@ keyboard_interact(IoCb, Name, Instr, Prompts, Opts) -> end, Prompts). +keyboard_interact_fun(KbdInteractFun, Name, Instr, PromptInfos, NumPrompts) -> + Prompts = lists:map(fun({Prompt, _Echo}) -> Prompt end, + PromptInfos), + case KbdInteractFun(Name, Instr, Prompts) of + Rs when length(Rs) == NumPrompts -> + Rs; + Rs -> + throw({mismatching_number_of_responses, + {got,Rs}, + {expected, NumPrompts}, + #ssh_msg_disconnect{code = ?SSH_DISCONNECT_SERVICE_NOT_AVAILABLE, + description = "User interaction failed", + language = "en"}}) + end. + other_alg('ssh-rsa') -> 'ssh-dss'; other_alg('ssh-dss') -> diff --git a/lib/ssh/src/ssh_channel.erl b/lib/ssh/src/ssh_channel.erl index 508ae637cf..5c24f362b1 100644 --- a/lib/ssh/src/ssh_channel.erl +++ b/lib/ssh/src/ssh_channel.erl @@ -67,7 +67,8 @@ %% Internal application API -export([cache_create/0, cache_lookup/2, cache_update/2, cache_delete/1, cache_delete/2, cache_foldl/3, - cache_find/2]). + cache_find/2, + get_print_info/1]). -record(state, { cm, @@ -190,6 +191,14 @@ init([Options]) -> %% {stop, Reason, State} %% Description: Handling call messages %%-------------------------------------------------------------------- +handle_call(get_print_info, _From, State) -> + Reply = + {{State#state.cm, + State#state.channel_id}, + io_lib:format('CB=~p',[State#state.channel_cb]) + }, + {reply, Reply, State}; + handle_call(Request, From, #state{channel_cb = Module, channel_state = ChannelState} = State) -> try Module:handle_call(Request, From, ChannelState) of @@ -333,6 +342,9 @@ cache_find(ChannelPid, Cache) -> Channel end. +get_print_info(Pid) -> + call(Pid, get_print_info, 1000). + %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- diff --git a/lib/ssh/src/ssh_cli.erl b/lib/ssh/src/ssh_cli.erl index 18841e3d2d..de6d246403 100644 --- a/lib/ssh/src/ssh_cli.erl +++ b/lib/ssh/src/ssh_cli.erl @@ -98,7 +98,7 @@ handle_ssh_msg({ssh_cm, ConnectionHandler, Pty = Pty0#ssh_pty{width = Width, height = Height, pixel_width = PixWidth, pixel_height = PixHeight}, - {Chars, NewBuf} = io_request({window_change, Pty0}, Buf, Pty), + {Chars, NewBuf} = io_request({window_change, Pty0}, Buf, Pty, undefined), write_chars(ConnectionHandler, ChannelId, Chars), {ok, State#state{pty = Pty, buf = NewBuf}}; @@ -188,7 +188,7 @@ handle_msg({Group, tty_geometry}, #state{group = Group, handle_msg({Group, Req}, #state{group = Group, buf = Buf, pty = Pty, cm = ConnectionHandler, channel = ChannelId} = State) -> - {Chars, NewBuf} = io_request(Req, Buf, Pty), + {Chars, NewBuf} = io_request(Req, Buf, Pty, Group), write_chars(ConnectionHandler, ChannelId, Chars), {ok, State#state{buf = NewBuf}}; @@ -263,40 +263,49 @@ eval(Error) -> %%% displaying device... %%% We are *not* really unicode aware yet, we just filter away characters %%% beyond the latin1 range. We however handle the unicode binaries... -io_request({window_change, OldTty}, Buf, Tty) -> +io_request({window_change, OldTty}, Buf, Tty, _Group) -> window_change(Tty, OldTty, Buf); -io_request({put_chars, Cs}, Buf, Tty) -> +io_request({put_chars, Cs}, Buf, Tty, _Group) -> put_chars(bin_to_list(Cs), Buf, Tty); -io_request({put_chars, unicode, Cs}, Buf, Tty) -> +io_request({put_chars, unicode, Cs}, Buf, Tty, _Group) -> put_chars(unicode:characters_to_list(Cs,unicode), Buf, Tty); -io_request({insert_chars, Cs}, Buf, Tty) -> +io_request({insert_chars, Cs}, Buf, Tty, _Group) -> insert_chars(bin_to_list(Cs), Buf, Tty); -io_request({insert_chars, unicode, Cs}, Buf, Tty) -> +io_request({insert_chars, unicode, Cs}, Buf, Tty, _Group) -> insert_chars(unicode:characters_to_list(Cs,unicode), Buf, Tty); -io_request({move_rel, N}, Buf, Tty) -> +io_request({move_rel, N}, Buf, Tty, _Group) -> move_rel(N, Buf, Tty); -io_request({delete_chars,N}, Buf, Tty) -> +io_request({delete_chars,N}, Buf, Tty, _Group) -> delete_chars(N, Buf, Tty); -io_request(beep, Buf, _Tty) -> +io_request(beep, Buf, _Tty, _Group) -> {[7], Buf}; %% New in R12 -io_request({get_geometry,columns},Buf,Tty) -> +io_request({get_geometry,columns},Buf,Tty, _Group) -> {ok, Tty#ssh_pty.width, Buf}; -io_request({get_geometry,rows},Buf,Tty) -> +io_request({get_geometry,rows},Buf,Tty, _Group) -> {ok, Tty#ssh_pty.height, Buf}; -io_request({requests,Rs}, Buf, Tty) -> - io_requests(Rs, Buf, Tty, []); -io_request(tty_geometry, Buf, Tty) -> - io_requests([{move_rel, 0}, {put_chars, unicode, [10]}], Buf, Tty, []); +io_request({requests,Rs}, Buf, Tty, Group) -> + io_requests(Rs, Buf, Tty, [], Group); +io_request(tty_geometry, Buf, Tty, Group) -> + io_requests([{move_rel, 0}, {put_chars, unicode, [10]}], + Buf, Tty, [], Group); %{[], Buf}; -io_request(_R, Buf, _Tty) -> + +%% New in 18 +io_request({put_chars_sync, Class, Cs, Reply}, Buf, Tty, Group) -> + %% We handle these asynchronous for now, if we need output guarantees + %% we have to handle these synchronously + Group ! {reply, Reply}, + io_request({put_chars, Class, Cs}, Buf, Tty, Group); + +io_request(_R, Buf, _Tty, _Group) -> {[], Buf}. -io_requests([R|Rs], Buf, Tty, Acc) -> - {Chars, NewBuf} = io_request(R, Buf, Tty), - io_requests(Rs, NewBuf, Tty, [Acc|Chars]); -io_requests([], Buf, _Tty, Acc) -> +io_requests([R|Rs], Buf, Tty, Acc, Group) -> + {Chars, NewBuf} = io_request(R, Buf, Tty, Group), + io_requests(Rs, NewBuf, Tty, [Acc|Chars], Group); +io_requests([], Buf, _Tty, Acc, _Group) -> {Acc, Buf}. %%% return commands for cursor navigation, assume everything is ansi diff --git a/lib/ssh/src/ssh_connect.hrl b/lib/ssh/src/ssh_connect.hrl index 9307dbbad0..d14f7ce27d 100644 --- a/lib/ssh/src/ssh_connect.hrl +++ b/lib/ssh/src/ssh_connect.hrl @@ -165,6 +165,10 @@ recipient_channel }). +-define(TERMINAL_WIDTH, 80). +-define(TERMINAL_HEIGHT, 24). +-define(DEFAULT_TERMINAL, "vt100"). + -define(TTY_OP_END,0). %% Indicates end of options. -define(VINTR,1). %% Interrupt character; 255 if none. Similarly for the %% other characters. Not all of these characters are diff --git a/lib/ssh/src/ssh_connection.erl b/lib/ssh/src/ssh_connection.erl index 87f37b93ef..593443e11c 100644 --- a/lib/ssh/src/ssh_connection.erl +++ b/lib/ssh/src/ssh_connection.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2013. All Rights Reserved. +%% Copyright Ericsson AB 2008-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -32,11 +32,11 @@ %% API -export([session_channel/2, session_channel/4, exec/4, shell/2, subsystem/4, send/3, send/4, send/5, - send_eof/2, adjust_window/3, setenv/5, close/2, reply_request/4]). + send_eof/2, adjust_window/3, setenv/5, close/2, reply_request/4, + ptty_alloc/3, ptty_alloc/4]). %% Potential API currently unsupported and not tested --export([open_pty/3, open_pty/7, - open_pty/9, window_change/4, window_change/6, +-export([window_change/4, window_change/6, direct_tcpip/6, direct_tcpip/8, tcpip_forward/3, cancel_tcpip_forward/3, signal/3, exit_status/3]). @@ -189,6 +189,25 @@ reply_request(_,false, _, _) -> ok. %%-------------------------------------------------------------------- +-spec ptty_alloc(pid(), channel_id(), proplists:proplist()) -> success | failiure. +%% +%% +%% Description: Sends a ssh connection protocol pty_req. +%%-------------------------------------------------------------------- +ptty_alloc(ConnectionHandler, Channel, Options) -> + ptty_alloc(ConnectionHandler, Channel, Options, infinity). +ptty_alloc(ConnectionHandler, Channel, Options, TimeOut) -> + {Width, PixWidth} = pty_default_dimensions(width, Options), + {Hight, PixHight} = pty_default_dimensions(hight, Options), + pty_req(ConnectionHandler, Channel, + proplists:get_value(term, Options, default_term()), + proplists:get_value(width, Options, Width), + proplists:get_value(hight, Options, Hight), + proplists:get_value(pixel_widh, Options, PixWidth), + proplists:get_value(pixel_hight, Options, PixHight), + proplists:get_value(pty_opts, Options, []), TimeOut + ). +%%-------------------------------------------------------------------- %% Not yet officialy supported! The following functions are part of the %% initial contributed ssh application. They are untested. Do we want them? %% Should they be documented and tested? @@ -211,23 +230,6 @@ exit_status(ConnectionHandler, Channel, Status) -> ssh_connection_handler:request(ConnectionHandler, Channel, "exit-status", false, [?uint32(Status)], 0). -open_pty(ConnectionHandler, Channel, TimeOut) -> - open_pty(ConnectionHandler, Channel, - os:getenv("TERM"), 80, 24, [], TimeOut). - -open_pty(ConnectionHandler, Channel, Term, Width, Height, PtyOpts, TimeOut) -> - open_pty(ConnectionHandler, Channel, Term, Width, - Height, 0, 0, PtyOpts, TimeOut). - -open_pty(ConnectionHandler, Channel, Term, Width, Height, - PixWidth, PixHeight, PtyOpts, TimeOut) -> - ssh_connection_handler:request(ConnectionHandler, - Channel, "pty-req", true, - [?string(Term), - ?uint32(Width), ?uint32(Height), - ?uint32(PixWidth),?uint32(PixHeight), - encode_pty_opts(PtyOpts)], TimeOut). - direct_tcpip(ConnectionHandler, RemoteHost, RemotePort, OrigIP, OrigPort, Timeout) -> direct_tcpip(ConnectionHandler, RemoteHost, RemotePort, OrigIP, OrigPort, @@ -1080,6 +1082,27 @@ flow_control([_|_], #channel{flow_control = From, flow_control(_,_,_) -> []. +pty_req(ConnectionHandler, Channel, Term, Width, Height, + PixWidth, PixHeight, PtyOpts, TimeOut) -> + ssh_connection_handler:request(ConnectionHandler, + Channel, "pty-req", true, + [?string(Term), + ?uint32(Width), ?uint32(Height), + ?uint32(PixWidth),?uint32(PixHeight), + encode_pty_opts(PtyOpts)], TimeOut). + +pty_default_dimensions(Dimension, Options) -> + case proplists:get_value(Dimension, Options, 0) of + N when is_integer(N), N > 0 -> + {N, 0}; + _ -> + case proplists:get_value(list_to_atom("pixel_" ++ atom_to_list(Dimension)), Options, 0) of + N when is_integer(N), N > 0 -> + {0, N}; + _ -> + {?TERMINAL_WIDTH, 0} + end + end. encode_pty_opts(Opts) -> Bin = list_to_binary(encode_pty_opts2(Opts)), @@ -1277,3 +1300,10 @@ decode_ip(Addr) when is_binary(Addr) -> {ok,A} -> A end. +default_term() -> + case os:getenv("TERM") of + false -> + ?DEFAULT_TERMINAL; + Str when is_list(Str)-> + Str + end. diff --git a/lib/ssh/src/ssh_connection_handler.erl b/lib/ssh/src/ssh_connection_handler.erl index 4fbc5d0ae2..8b7c4a5f80 100644 --- a/lib/ssh/src/ssh_connection_handler.erl +++ b/lib/ssh/src/ssh_connection_handler.erl @@ -41,11 +41,13 @@ global_request/4, send/5, send_eof/2, info/1, info/2, connection_info/2, channel_info/3, adjust_window/3, close/2, stop/1, renegotiate/1, renegotiate_data/1, - start_connection/4]). + start_connection/4, + get_print_info/1]). %% gen_fsm callbacks -export([hello/2, kexinit/2, key_exchange/2, new_keys/2, - userauth/2, connected/2]). + userauth/2, connected/2, + error/2]). -export([init/1, handle_event/3, handle_sync_event/4, handle_info/3, terminate/3, format_status/2, code_change/4]). @@ -171,9 +173,23 @@ init([Role, Socket, SshOpts]) -> State#state{ssh_params = Ssh}) catch _:Error -> - gen_fsm:enter_loop(?MODULE, [], error, {Error, State0}) + gen_fsm:enter_loop(?MODULE, [], error, {Error, State}) end. +%% Temporary fix for the Nessus error. SYN-> <-SYNACK ACK-> RST-> ? +error(_Event, {Error,State=#state{}}) -> + case Error of + {badmatch,{error,enotconn}} -> + %% {error,enotconn} probably from inet:peername in + %% init_ssh(server,..)/5 called from init/1 + {stop, {shutdown,"TCP connenction to server was prematurely closed by the client"}, State}; + _ -> + {stop, {shutdown,{init,Error}}, State} + end; +error(Event, State) -> + %% State deliberately not checked beeing #state. This is a panic-clause... + {stop, {shutdown,{init,{spurious_error,Event}}}, State}. + %%-------------------------------------------------------------------- -spec open_channel(pid(), string(), iodata(), integer(), integer(), timeout()) -> {open, channel_id()} | {error, term()}. @@ -240,6 +256,9 @@ send_eof(ConnectionHandler, ChannelId) -> %%-------------------------------------------------------------------- -spec connection_info(pid(), [atom()]) -> proplists:proplist(). %%-------------------------------------------------------------------- +get_print_info(ConnectionHandler) -> + sync_send_all_state_event(ConnectionHandler, get_print_info, 1000). + connection_info(ConnectionHandler, Options) -> sync_send_all_state_event(ConnectionHandler, {connection_info, Options}). @@ -550,7 +569,7 @@ connected({#ssh_msg_kexinit{}, _Payload} = Event, State) -> %%-------------------------------------------------------------------- handle_event(#ssh_msg_disconnect{description = Desc} = DisconnectMsg, _StateName, #state{} = State) -> - handle_disconnect(DisconnectMsg, State), + handle_disconnect(peer, DisconnectMsg, State), {stop, {shutdown, Desc}, State}; handle_event(#ssh_msg_ignore{}, StateName, State) -> @@ -605,7 +624,7 @@ handle_event(renegotiate, connected, #state{ssh_params = Ssh0} renegotiate = true})}; handle_event(renegotiate, StateName, State) -> - timer:apply_after(?REKEY_TIMOUT, gen_fsm, send_all_state_event, [self(), renegotiatie]), + timer:apply_after(?REKEY_TIMOUT, gen_fsm, send_all_state_event, [self(), renegotiate]), %% Allready in keyexcahange so ignore {next_state, StateName, State}; @@ -758,6 +777,20 @@ handle_sync_event({recv_window, ChannelId}, _From, StateName, end, {reply, Reply, StateName, next_packet(State)}; +handle_sync_event(get_print_info, _From, StateName, State) -> + Reply = + try + {inet:sockname(State#state.socket), + inet:peername(State#state.socket) + } + of + {{ok,Local}, {ok,Remote}} -> {{Local,Remote},io_lib:format("statename=~p",[StateName])}; + _ -> {{"-",0},"-"} + catch + _:_ -> {{"?",0},"?"} + end, + {reply, Reply, StateName, State}; + handle_sync_event({connection_info, Options}, _From, StateName, State) -> Info = ssh_info(Options, State, []), {reply, Info, StateName, State}; @@ -936,6 +969,10 @@ terminate(normal, _, #state{transport_cb = Transport, (catch Transport:close(Socket)), ok; +terminate({shutdown,{init,Reason}}, StateName, State) -> + error_logger:info_report(io_lib:format("Erlang ssh in connection handler init: ~p~n",[Reason])), + terminate(normal, StateName, State); + %% Terminated by supervisor terminate(shutdown, StateName, #state{ssh_params = Ssh0} = State) -> DisconnectMsg = @@ -951,8 +988,10 @@ terminate({shutdown, #ssh_msg_disconnect{} = Msg}, StateName, {SshPacket, Ssh} = ssh_transport:ssh_packet(Msg, Ssh0), send_msg(SshPacket, State), terminate(normal, StateName, State#state{ssh_params = Ssh}); + terminate({shutdown, _}, StateName, State) -> terminate(normal, StateName, State); + terminate(Reason, StateName, #state{ssh_params = Ssh0, starter = _Pid, connection_state = Connection} = State) -> terminate_subsytem(Connection), @@ -965,6 +1004,7 @@ terminate(Reason, StateName, #state{ssh_params = Ssh0, starter = _Pid, send_msg(SshPacket, State), terminate(normal, StateName, State#state{ssh_params = Ssh}). + terminate_subsytem(#connection{system_supervisor = SysSup, sub_system_supervisor = SubSysSup}) when is_pid(SubSysSup) -> ssh_system_sup:stop_subsystem(SysSup, SubSysSup); @@ -1161,7 +1201,10 @@ send_all_state_event(FsmPid, Event) -> gen_fsm:send_all_state_event(FsmPid, Event). sync_send_all_state_event(FsmPid, Event) -> - try gen_fsm:sync_send_all_state_event(FsmPid, Event, infinity) + sync_send_all_state_event(FsmPid, Event, infinity). + +sync_send_all_state_event(FsmPid, Event, Timeout) -> + try gen_fsm:sync_send_all_state_event(FsmPid, Event, Timeout) catch exit:{noproc, _} -> {error, closed}; @@ -1258,13 +1301,23 @@ generate_event(<<?BYTE(Byte), _/binary>> = Msg, StateName, generate_event(Msg, StateName, State0, EncData) -> Event = ssh_message:decode(Msg), State = generate_event_new_state(State0, EncData), - case Event of - #ssh_msg_kexinit{} -> - %% We need payload for verification later. - event({Event, Msg}, StateName, State); - _ -> - event(Event, StateName, State) - end. + try + case Event of + #ssh_msg_kexinit{} -> + %% We need payload for verification later. + event({Event, Msg}, StateName, State); + _ -> + event(Event, StateName, State) + end + catch + _:_ -> + DisconnectMsg = + #ssh_msg_disconnect{code = ?SSH_DISCONNECT_PROTOCOL_ERROR, + description = "Encountered unexpected input", + language = "en"}, + handle_disconnect(DisconnectMsg, State) + end. + handle_request(ChannelPid, ChannelId, Type, Data, WantReply, From, @@ -1442,17 +1495,27 @@ handle_ssh_packet(Length, StateName, #state{decoded_data_buffer = DecData0, handle_disconnect(DisconnectMsg, State0) end. -handle_disconnect(#ssh_msg_disconnect{description = Desc} = Msg, #state{connection_state = Connection0, - role = Role} = State0) -> +handle_disconnect(DisconnectMsg, State) -> + handle_disconnect(own, DisconnectMsg, State). + +handle_disconnect(#ssh_msg_disconnect{} = DisconnectMsg, State, Error) -> + handle_disconnect(own, DisconnectMsg, State, Error); +handle_disconnect(Type, #ssh_msg_disconnect{description = Desc} = Msg, #state{connection_state = Connection0, role = Role} = State0) -> {disconnect, _, {{replies, Replies}, Connection}} = ssh_connection:handle_msg(Msg, Connection0, Role), - State = send_replies(Replies, State0), + State = send_replies(disconnect_replies(Type, Msg, Replies), State0), {stop, {shutdown, Desc}, State#state{connection_state = Connection}}. -handle_disconnect(#ssh_msg_disconnect{description = Desc} = Msg, #state{connection_state = Connection0, - role = Role} = State0, ErrorMsg) -> + +handle_disconnect(Type, #ssh_msg_disconnect{description = Desc} = Msg, #state{connection_state = Connection0, + role = Role} = State0, ErrorMsg) -> {disconnect, _, {{replies, Replies}, Connection}} = ssh_connection:handle_msg(Msg, Connection0, Role), - State = send_replies(Replies, State0), + State = send_replies(disconnect_replies(Type, Msg, Replies), State0), {stop, {shutdown, {Desc, ErrorMsg}}, State#state{connection_state = Connection}}. +disconnect_replies(own, Msg, Replies) -> + [{connection_reply, Msg} | Replies]; +disconnect_replies(peer, _, Replies) -> + Replies. + counterpart_versions(NumVsn, StrVsn, #ssh{role = server} = Ssh) -> Ssh#ssh{c_vsn = NumVsn , c_version = StrVsn}; counterpart_versions(NumVsn, StrVsn, #ssh{role = client} = Ssh) -> diff --git a/lib/ssh/src/ssh_info.erl b/lib/ssh/src/ssh_info.erl new file mode 100644 index 0000000000..9ed598b3ab --- /dev/null +++ b/lib/ssh/src/ssh_info.erl @@ -0,0 +1,193 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2008-2014. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% + +%% +%%---------------------------------------------------------------------- +%% Purpose: Print some info of a running ssh aplication. +%%---------------------------------------------------------------------- + +-module(ssh_info). + +-compile(export_all). + +print() -> + try supervisor:which_children(ssh_sup) + of + _ -> + io:nl(), + print_general(), + io:nl(), + underline("Client part", $=), + print_clients(), + io:nl(), + underline("Server part", $=), + print_servers(), + io:nl(), + %% case os:type() of + %% {unix,_} -> + %% io:nl(), + %% underline("Linux part", $=), + %% underline("Listening"), + %% catch io:format(os:cmd("netstat -tpln")), + %% io:nl(), + %% underline("Other"), + %% catch io:format(os:cmd("netstat -tpn")); + %% _ -> ok + %% end, + underline("Supervisors", $=), + walk_sups(ssh_sup), + io:nl() + catch + _:_ -> + io:format("Ssh not found~n",[]) + end. + +%%%================================================================ +print_general() -> + {_Name, Slogan, Ver} = lists:keyfind(ssh,1,application:which_applications()), + underline(io_lib:format("~s ~s", [Slogan, Ver]), $=), + io:format('This printout is generated ~s. ~n',[datetime()]). + +%%%================================================================ +print_clients() -> + try + lists:foreach(fun print_client/1, supervisor:which_children(sshc_sup)) + catch + C:E -> + io:format('***FAILED: ~p:~p~n',[C,E]) + end. + +print_client({undefined,Pid,supervisor,[ssh_connection_handler]}) -> + {{Local,Remote},_Str} = ssh_connection_handler:get_print_info(Pid), + io:format(" Local=~s Remote=~s~n",[fmt_host_port(Local),fmt_host_port(Remote)]); +print_client(Other) -> + io:format(" [[Other 1: ~p]]~n",[Other]). + + +%%%================================================================ +print_servers() -> + try + lists:foreach(fun print_server/1, supervisor:which_children(sshd_sup)) + catch + C:E -> + io:format('***FAILED: ~p:~p~n',[C,E]) + end. + +print_server({{server,ssh_system_sup,LocalHost,LocalPort},Pid,supervisor,[ssh_system_sup]}) when is_pid(Pid) -> + io:format('Local=~s (~p children)~n',[fmt_host_port({LocalHost,LocalPort}), + ssh_acceptor:number_of_connections(Pid)]), + lists:foreach(fun print_system_sup/1, supervisor:which_children(Pid)); +print_server(Other) -> + io:format(" [[Other 2: ~p]]~n",[Other]). + +print_system_sup({Ref,Pid,supervisor,[ssh_subsystem_sup]}) when is_reference(Ref), + is_pid(Pid) -> + lists:foreach(fun print_channels/1, supervisor:which_children(Pid)); +print_system_sup({{ssh_acceptor_sup,LocalHost,LocalPort}, Pid,supervisor, [ssh_acceptor_sup]}) when is_pid(Pid) -> + io:format(" [Acceptor for ~s]~n",[fmt_host_port({LocalHost,LocalPort})]); +print_system_sup(Other) -> + io:format(" [[Other 3: ~p]]~n",[Other]). + +print_channels({{server,ssh_channel_sup,_,_},Pid,supervisor,[ssh_channel_sup]}) when is_pid(Pid) -> + lists:foreach(fun print_channel/1, supervisor:which_children(Pid)); +print_channels(Other) -> + io:format(" [[Other 4: ~p]]~n",[Other]). + + +print_channel({Ref,Pid,worker,[ssh_channel]}) when is_reference(Ref), + is_pid(Pid) -> + {{ConnManager,ChannelID}, Str} = ssh_channel:get_print_info(Pid), + {{Local,Remote},StrM} = ssh_connection_handler:get_print_info(ConnManager), + io:format(' ch ~p: ~s ~s',[ChannelID, StrM, Str]), + io:format(" Local=~s Remote=~s~n",[fmt_host_port(Local),fmt_host_port(Remote)]); +print_channel(Other) -> + io:format(" [[Other 5: ~p]]~n",[Other]). + +%%%================================================================ +-define(inc(N), (N+4)). + +walk_sups(StartPid) -> + io:format("Start at ~p, ~s.~n",[StartPid,dead_or_alive(StartPid)]), + walk_sups(children(StartPid), _Indent=?inc(0)). + +walk_sups([H={_,Pid,SupOrWorker,_}|T], Indent) -> + indent(Indent), io:format('~200p ~p is ~s~n',[H,Pid,dead_or_alive(Pid)]), + case SupOrWorker of + supervisor -> walk_sups(children(Pid), ?inc(Indent)); + _ -> ok + end, + walk_sups(T, Indent); +walk_sups([], _) -> + ok. + +dead_or_alive(Name) when is_atom(Name) -> + case whereis(Name) of + undefined -> + "**UNDEFINED**"; + Pid -> + dead_or_alive(Pid) + end; +dead_or_alive(Pid) when is_pid(Pid) -> + case process_info(Pid) of + undefined -> "**DEAD**"; + _ -> "alive" + end. + +indent(I) -> io:format('~*c',[I,$ ]). + +children(Pid) -> + Parent = self(), + Helper = spawn(fun() -> + Parent ! {self(),supervisor:which_children(Pid)} + end), + receive + {Helper,L} when is_list(L) -> + L + after + 2000 -> + catch exit(Helper, kill), + [] + end. + +%%%================================================================ +underline(Str) -> + underline(Str, $-). + +underline(Str, LineChar) -> + Len = lists:flatlength(Str), + io:format('~s~n',[Str]), + line(Len,LineChar). + +line(Len, Char) -> + io:format('~*c~n', [Len,Char]). + + +datetime() -> + {{YYYY,MM,DD}, {H,M,S}} = calendar:now_to_universal_time(now()), + lists:flatten(io_lib:format('~4w-~2..0w-~2..0w ~2..0w:~2..0w:~2..0w UTC',[YYYY,MM,DD, H,M,S])). + + +fmt_host_port({{A,B,C,D},Port}) -> io_lib:format('~p.~p.~p.~p:~p',[A,B,C,D,Port]); +fmt_host_port({Host,Port}) -> io_lib:format('~s:~p',[Host,Port]). + + + +nyi() -> + io:format('Not yet implemented~n',[]), + nyi. diff --git a/lib/ssh/src/ssh_io.erl b/lib/ssh/src/ssh_io.erl index 35336bce8b..97e2dee27a 100644 --- a/lib/ssh/src/ssh_io.erl +++ b/lib/ssh/src/ssh_io.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2005-2013. All Rights Reserved. +%% Copyright Ericsson AB 2005-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -73,7 +73,9 @@ read_password(Prompt, Ssh) -> listify(A) when is_atom(A) -> atom_to_list(A); listify(L) when is_list(L) -> - L. + L; +listify(B) when is_binary(B) -> + binary_to_list(B). format(Fmt, Args) -> io:format(Fmt, Args). diff --git a/lib/ssh/src/ssh_message.erl b/lib/ssh/src/ssh_message.erl index 76b57cb995..66e7717095 100644 --- a/lib/ssh/src/ssh_message.erl +++ b/lib/ssh/src/ssh_message.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2013-2013. All Rights Reserved. +%% Copyright Ericsson AB 2013-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -162,8 +162,15 @@ encode(#ssh_msg_userauth_info_request{ encode(#ssh_msg_userauth_info_response{ num_responses = Num, data = Data}) -> - ssh_bits:encode([?SSH_MSG_USERAUTH_INFO_RESPONSE, Num, Data], - [byte, uint32, '...']); + Responses = lists:map(fun("") -> + <<>>; + (Response) -> + ssh_bits:encode([Response], [string]) + end, Data), + Start = ssh_bits:encode([?SSH_MSG_USERAUTH_INFO_RESPONSE, Num], + [byte, uint32]), + iolist_to_binary([Start, Responses]); + encode(#ssh_msg_disconnect{ code = Code, description = Desc, @@ -498,6 +505,11 @@ erl_boolean(1) -> decode_kex_init(<<?BYTE(Bool), ?UINT32(X)>>, Acc, 0) -> list_to_tuple(lists:reverse([X, erl_boolean(Bool) | Acc])); +decode_kex_init(<<?BYTE(Bool)>>, Acc, 0) -> + %% The mandatory trailing UINT32 is missing. Assume the value it anyhow must have + %% See rfc 4253 7.1 + X = 0, + list_to_tuple(lists:reverse([X, erl_boolean(Bool) | Acc])); decode_kex_init(<<?UINT32(Len), Data:Len/binary, Rest/binary>>, Acc, N) -> Names = string:tokens(unicode:characters_to_list(Data), ","), decode_kex_init(Rest, [Names | Acc], N -1). diff --git a/lib/ssh/src/ssh_sftp.erl b/lib/ssh/src/ssh_sftp.erl index 0ea2366ac7..721146c509 100644 --- a/lib/ssh/src/ssh_sftp.erl +++ b/lib/ssh/src/ssh_sftp.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2005-2013. All Rights Reserved. +%% Copyright Ericsson AB 2005-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -57,7 +57,8 @@ rep_buf = <<>>, req_id, req_list = [], %% {ReqId, Fun} - inf %% list of fileinf + inf, %% list of fileinf, + opts }). -record(fileinf, @@ -85,10 +86,11 @@ start_channel(Host) when is_list(Host) -> start_channel(Host, []). start_channel(Cm, Opts) when is_pid(Cm) -> Timeout = proplists:get_value(timeout, Opts, infinity), + {_, SftpOpts} = handle_options(Opts, [], []), case ssh_xfer:attach(Cm, []) of {ok, ChannelId, Cm} -> case ssh_channel:start(Cm, ChannelId, - ?MODULE, [Cm, ChannelId, Timeout]) of + ?MODULE, [Cm, ChannelId, SftpOpts]) of {ok, Pid} -> case wait_for_version_negotiation(Pid, Timeout) of ok -> @@ -108,11 +110,12 @@ start_channel(Cm, Opts) when is_pid(Cm) -> start_channel(Host, Opts) -> start_channel(Host, 22, Opts). start_channel(Host, Port, Opts) -> - Timeout = proplists:get_value(timeout, Opts, infinity), - case ssh_xfer:connect(Host, Port, proplists:delete(timeout, Opts)) of + {SshOpts, SftpOpts} = handle_options(Opts, [], []), + Timeout = proplists:get_value(timeout, SftpOpts, infinity), + case ssh_xfer:connect(Host, Port, SshOpts) of {ok, ChannelId, Cm} -> case ssh_channel:start(Cm, ChannelId, ?MODULE, [Cm, - ChannelId, Timeout]) of + ChannelId, SftpOpts]) of {ok, Pid} -> case wait_for_version_negotiation(Pid, Timeout) of ok -> @@ -392,7 +395,8 @@ write_file_loop(Pid, Handle, Pos, Bin, Remain, PacketSz, FileOpTimeout) -> %% %% Description: %%-------------------------------------------------------------------- -init([Cm, ChannelId, Timeout]) -> +init([Cm, ChannelId, Options]) -> + Timeout = proplists:get_value(timeout, Options, infinity), erlang:monitor(process, Cm), case ssh_connection:subsystem(Cm, ChannelId, "sftp", Timeout) of success -> @@ -401,7 +405,8 @@ init([Cm, ChannelId, Timeout]) -> {ok, #state{xf = Xf, req_id = 0, rep_buf = <<>>, - inf = new_inf()}}; + inf = new_inf(), + opts = Options}}; failure -> {stop, "server failed to start sftp subsystem"}; Error -> @@ -707,8 +712,9 @@ handle_ssh_msg({ssh_cm, _, {exit_status, ChannelId, Status}}, State0) -> %% %% Description: Handles channel messages %%-------------------------------------------------------------------- -handle_msg({ssh_channel_up, _, _}, #state{xf = Xf} = State) -> - ssh_xfer:protocol_version_request(Xf), +handle_msg({ssh_channel_up, _, _}, #state{opts = Options, xf = Xf} = State) -> + Version = proplists:get_value(sftp_vsn, Options, ?SSH_SFTP_PROTOCOL_VERSION), + ssh_xfer:protocol_version_request(Xf, Version), {ok, State}; %% Version negotiation timed out @@ -754,6 +760,15 @@ terminate(_Reason, State) -> %%==================================================================== %% Internal functions %%==================================================================== +handle_options([], Sftp, Ssh) -> + {Ssh, Sftp}; +handle_options([{timeout, _} = Opt | Rest], Sftp, Ssh) -> + handle_options(Rest, [Opt | Sftp], Ssh); +handle_options([{sftp_vsn, _} = Opt| Rest], Sftp, Ssh) -> + handle_options(Rest, [Opt | Sftp], Ssh); +handle_options([Opt | Rest], Sftp, Ssh) -> + handle_options(Rest, Sftp, [Opt | Ssh]). + call(Pid, Msg, TimeOut) -> ssh_channel:call(Pid, {{timeout, TimeOut}, Msg}, infinity). diff --git a/lib/ssh/src/ssh_xfer.erl b/lib/ssh/src/ssh_xfer.erl index 63d01fd9de..1881392db8 100644 --- a/lib/ssh/src/ssh_xfer.erl +++ b/lib/ssh/src/ssh_xfer.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2005-2013. All Rights Reserved. +%% Copyright Ericsson AB 2005-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -28,7 +28,7 @@ rename/5, remove/3, mkdir/4, rmdir/3, realpath/3, extended/4, stat/4, fstat/4, lstat/4, setstat/4, readlink/3, fsetstat/4, symlink/4, - protocol_version_request/1, + protocol_version_request/2, xf_reply/2, xf_send_reply/3, xf_send_names/3, xf_send_name/4, xf_send_status/3, xf_send_status/4, xf_send_status/5, @@ -67,8 +67,8 @@ open_xfer(CM, Opts) -> Error end. -protocol_version_request(XF) -> - xf_request(XF, ?SSH_FXP_INIT, <<?UINT32(?SSH_SFTP_PROTOCOL_VERSION)>>). +protocol_version_request(XF, Version) -> + xf_request(XF, ?SSH_FXP_INIT, <<?UINT32(Version)>>). open(XF, ReqID, FileName, Access, Flags, Attrs) -> Vsn = XF#ssh_xfer.vsn, diff --git a/lib/ssh/test/property_test/ssh_eqc_client_server.erl b/lib/ssh/test/property_test/ssh_eqc_client_server.erl index cf895ae85e..123b48412b 100644 --- a/lib/ssh/test/property_test/ssh_eqc_client_server.erl +++ b/lib/ssh/test/property_test/ssh_eqc_client_server.erl @@ -32,6 +32,10 @@ -else. +%% Limit the testing time on CI server... this needs to be improved in % from total budget. +-define(TESTINGTIME(Prop), eqc:testing_time(30,Prop)). + + -include_lib("eqc/include/eqc.hrl"). -include_lib("eqc/include/eqc_statem.hrl"). -eqc_group_commands(true). @@ -75,7 +79,9 @@ -define(SUBSYSTEMS, ["echo1", "echo2", "echo3", "echo4"]). --define(SERVER_ADDRESS, { {127,1,1,1}, inet_port({127,1,1,1}) }). +-define(SERVER_ADDRESS, { {127,1,0,choose(1,254)}, % IP + choose(1024,65535) % Port + }). -define(SERVER_EXTRA_OPTIONS, [{parallel_login,bool()}] ). @@ -97,7 +103,7 @@ %% To be called as eqc:quickcheck( ssh_eqc_client_server:prop_seq() ). prop_seq() -> - do_prop_seq(?SSH_DIR). + ?TESTINGTIME(do_prop_seq(?SSH_DIR)). %% To be called from a common_test test suite prop_seq(CT_Config) -> @@ -105,9 +111,10 @@ prop_seq(CT_Config) -> do_prop_seq(DataDir) -> - ?FORALL(Cmds,commands(?MODULE, #state{data_dir=DataDir}), + setup_rsa(DataDir), + ?FORALL(Cmds,commands(?MODULE), begin - {H,Sf,Result} = run_commands(?MODULE,Cmds), + {H,Sf,Result} = run_commands(?MODULE,Cmds,[{data_dir,DataDir}]), present_result(?MODULE, Cmds, {H,Sf,Result}, Result==ok) end). @@ -116,33 +123,35 @@ full_path(SSHdir, CT_Config) -> SSHdir). %%%---- prop_parallel() -> - do_prop_parallel(?SSH_DIR). + ?TESTINGTIME(do_prop_parallel(?SSH_DIR)). %% To be called from a common_test test suite prop_parallel(CT_Config) -> do_prop_parallel(full_path(?SSH_DIR, CT_Config)). do_prop_parallel(DataDir) -> - ?FORALL(Cmds,parallel_commands(?MODULE, #state{data_dir=DataDir}), + setup_rsa(DataDir), + ?FORALL(Cmds,parallel_commands(?MODULE), begin - {H,Sf,Result} = run_parallel_commands(?MODULE,Cmds), + {H,Sf,Result} = run_parallel_commands(?MODULE,Cmds,[{data_dir,DataDir}]), present_result(?MODULE, Cmds, {H,Sf,Result}, Result==ok) end). %%%---- prop_parallel_multi() -> - do_prop_parallel_multi(?SSH_DIR). + ?TESTINGTIME(do_prop_parallel_multi(?SSH_DIR)). %% To be called from a common_test test suite prop_parallel_multi(CT_Config) -> do_prop_parallel_multi(full_path(?SSH_DIR, CT_Config)). do_prop_parallel_multi(DataDir) -> + setup_rsa(DataDir), ?FORALL(Repetitions,?SHRINK(1,[10]), - ?FORALL(Cmds,parallel_commands(?MODULE, #state{data_dir=DataDir}), + ?FORALL(Cmds,parallel_commands(?MODULE), ?ALWAYS(Repetitions, begin - {H,Sf,Result} = run_parallel_commands(?MODULE,Cmds), + {H,Sf,Result} = run_parallel_commands(?MODULE,Cmds,[{data_dir,DataDir}]), present_result(?MODULE, Cmds, {H,Sf,Result}, Result==ok) end))). @@ -151,14 +160,12 @@ do_prop_parallel_multi(DataDir) -> %%% called when using commands/1 initial_state() -> - S = initial_state(#state{}), - S#state{initialized=true}. + #state{}. %%% called when using commands/2 -initial_state(S) -> +initial_state(DataDir) -> application:stop(ssh), - ssh:start(), - setup_rsa(S#state.data_dir). + ssh:start(). %%%---------------- weight(S, ssh_send) -> 5*length([C || C<-S#state.channels, has_subsyst(C)]); @@ -172,7 +179,7 @@ weight(_S, _) -> 1. initial_state_pre(S) -> not S#state.initialized. -initial_state_args(S) -> [S]. +initial_state_args(_) -> [{var,data_dir}]. initial_state_next(S, _, _) -> S#state{initialized=true}. @@ -180,10 +187,17 @@ initial_state_next(S, _, _) -> S#state{initialized=true}. %%% Start a new daemon %%% Precondition: not more than ?MAX_NUM_SERVERS started +%%% This is a bit funny because we need to pick an IP address and Port to +%%% run the server on, but there is no way to atomically select a free Port! +%%% +%%% Therefore we just grab one IP-Port pair randomly and try to start the ssh server +%%% on that pair. If it fails, we just forget about it and goes on. Yes, it +%%% is a waste of cpu cycles, but at least it works! + ssh_server_pre(S) -> S#state.initialized andalso length(S#state.servers) < ?MAX_NUM_SERVERS. -ssh_server_args(S) -> [?SERVER_ADDRESS, S#state.data_dir, ?SERVER_EXTRA_OPTIONS]. +ssh_server_args(_) -> [?SERVER_ADDRESS, {var,data_dir}, ?SERVER_EXTRA_OPTIONS]. ssh_server({IP,Port}, DataDir, ExtraOptions) -> ok(ssh:daemon(IP, Port, @@ -194,8 +208,10 @@ ssh_server({IP,Port}, DataDir, ExtraOptions) -> | ExtraOptions ])). +ssh_server_post(_S, _Args, {error,eaddrinuse}) -> true; ssh_server_post(_S, _Args, Result) -> is_ok(Result). +ssh_server_next(S, {error,eaddrinuse}, _) -> S; ssh_server_next(S, Result, [{IP,Port},_,_]) -> S#state{servers=[#srvr{ref = Result, address = IP, @@ -241,15 +257,16 @@ do(Pid, Fun, Timeout) when is_function(Fun,0) -> ssh_open_connection_pre(S) -> S#state.servers /= []. -ssh_open_connection_args(S) -> [oneof(S#state.servers), S#state.data_dir]. +ssh_open_connection_args(S) -> [oneof(S#state.servers), {var,data_dir}]. ssh_open_connection(#srvr{address=Ip, port=Port}, DataDir) -> ok(ssh:connect(ensure_string(Ip), Port, [ {silently_accept_hosts, true}, {user_dir, user_dir(DataDir)}, - {user_interaction, false} - ])). + {user_interaction, false}, + {connect_timeout, 2000} + ], 2000)). ssh_open_connection_post(_S, _Args, Result) -> is_ok(Result). @@ -569,12 +586,6 @@ median(_) -> %%%================================================================ %%% The rest is taken and modified from ssh_test_lib.erl -inet_port(IpAddress)-> - {ok, Socket} = gen_tcp:listen(0, [{ip,IpAddress},{reuseaddr,true}]), - {ok, Port} = inet:port(Socket), - gen_tcp:close(Socket), - Port. - setup_rsa(Dir) -> erase_dir(system_dir(Dir)), erase_dir(user_dir(Dir)), diff --git a/lib/ssh/test/property_test/ssh_eqc_encode_decode.erl b/lib/ssh/test/property_test/ssh_eqc_encode_decode.erl index 34630bdc91..57ea2012c1 100644 --- a/lib/ssh/test/property_test/ssh_eqc_encode_decode.erl +++ b/lib/ssh/test/property_test/ssh_eqc_encode_decode.erl @@ -25,8 +25,6 @@ -proptest(eqc). -proptest([triq,proper]). --include_lib("ct_property_test.hrl"). - -ifndef(EQC). -ifndef(PROPER). -ifndef(TRIQ). diff --git a/lib/ssh/test/ssh_connection_SUITE.erl b/lib/ssh/test/ssh_connection_SUITE.erl index 3c537d719c..553d0f5720 100644 --- a/lib/ssh/test/ssh_connection_SUITE.erl +++ b/lib/ssh/test/ssh_connection_SUITE.erl @@ -36,7 +36,7 @@ all() -> [ - {group, openssh_payload}, + {group, openssh}, start_subsystem_on_closed_channel, interrupted_send, start_shell, @@ -49,11 +49,19 @@ all() -> stop_listener ]. groups() -> - [{openssh_payload, [], [simple_exec, - small_cat, - big_cat, - send_after_exit - ]}]. + [{openssh, [], payload() ++ ptty()}]. + +payload() -> + [simple_exec, + small_cat, + big_cat, + send_after_exit]. + +ptty() -> + [ptty_alloc_default, + ptty_alloc, + ptty_alloc_pixel]. + %%-------------------------------------------------------------------- init_per_suite(Config) -> case catch crypto:start() of @@ -67,7 +75,7 @@ end_per_suite(_Config) -> crypto:stop(). %%-------------------------------------------------------------------- -init_per_group(openssh_payload, _Config) -> +init_per_group(openssh, _Config) -> case gen_tcp:connect("localhost", 22, []) of {error,econnrefused} -> {skip,"No openssh deamon"}; @@ -242,6 +250,42 @@ send_after_exit(Config) when is_list(Config) -> end. %%-------------------------------------------------------------------- +ptty_alloc_default() -> + [{doc, "Test sending PTTY alloc message with only defaults."}]. + +ptty_alloc_default(Config) when is_list(Config) -> + ConnectionRef = ssh_test_lib:connect(?SSH_DEFAULT_PORT, [{silently_accept_hosts, true}, + {user_interaction, false}]), + {ok, ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity), + success = ssh_connection:ptty_alloc(ConnectionRef, ChannelId, []), + ssh:close(ConnectionRef). + +%%-------------------------------------------------------------------- +ptty_alloc() -> + [{doc, "Test sending PTTY alloc message with width,height options."}]. + +ptty_alloc(Config) when is_list(Config) -> + ConnectionRef = ssh_test_lib:connect(?SSH_DEFAULT_PORT, [{silently_accept_hosts, true}, + {user_interaction, false}]), + {ok, ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity), + success = ssh_connection:ptty_alloc(ConnectionRef, ChannelId, + [{term, default_term()}, {width, 70}, {high, 20}]), + ssh:close(ConnectionRef). + + +%%-------------------------------------------------------------------- +ptty_alloc_pixel() -> + [{doc, "Test sending PTTY alloc message pixel options."}]. + +ptty_alloc_pixel(Config) when is_list(Config) -> + ConnectionRef = ssh_test_lib:connect(?SSH_DEFAULT_PORT, [{silently_accept_hosts, true}, + {user_interaction, false}]), + {ok, ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity), + success = ssh_connection:ptty_alloc(ConnectionRef, ChannelId, + [{term, default_term()}, {pixel_widh, 630}, {pixel_hight, 470}]), + ssh:close(ConnectionRef). + +%%-------------------------------------------------------------------- start_subsystem_on_closed_channel(Config) -> PrivDir = ?config(priv_dir, Config), UserDir = filename:join(PrivDir, nopubkey), % to make sure we don't use public-key-auth @@ -603,3 +647,11 @@ ssh_exec(Cmd) -> spawn(fun() -> io:format(Cmd ++ "\n") end). + +default_term() -> + case os:getenv("TERM") of + false -> + "vt100"; + Str when is_list(Str)-> + Str + end. diff --git a/lib/ssh/test/ssh_sftp_SUITE.erl b/lib/ssh/test/ssh_sftp_SUITE.erl index 56b1363b7a..4c46a1b1a8 100644 --- a/lib/ssh/test/ssh_sftp_SUITE.erl +++ b/lib/ssh/test/ssh_sftp_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2005-2013. All Rights Reserved. +%% Copyright Ericsson AB 2005-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -65,7 +65,7 @@ groups() -> [{erlang_server, [], [open_close_file, open_close_dir, read_file, read_dir, write_file, rename_file, mk_rm_dir, remove_file, links, retrieve_attributes, set_attributes, async_read, - async_write, position, pos_read, pos_write]}, + async_write, position, pos_read, pos_write, version_option]}, {openssh_server, [], [open_close_file, open_close_dir, read_file, read_dir, write_file, rename_file, mk_rm_dir, remove_file, links, retrieve_attributes, set_attributes, async_read, @@ -111,6 +111,21 @@ init_per_testcase(sftp_nonexistent_subsystem, Config) -> ]), [{sftpd, Sftpd} | Config]; +init_per_testcase(version_option, Config) -> + prep(Config), + TmpConfig0 = lists:keydelete(watchdog, 1, Config), + TmpConfig = lists:keydelete(sftp, 1, TmpConfig0), + Dog = ct:timetrap(?default_timeout), + {_,Host, Port} = ?config(sftpd, Config), + {ok, ChannelPid, Connection} = + ssh_sftp:start_channel(Host, Port, + [{sftp_vsn, 3}, + {user, ?USER}, + {password, ?PASSWD}, + {user_interaction, false}, + {silently_accept_hosts, true}]), + Sftp = {ChannelPid, Connection}, + [{sftp, Sftp}, {watchdog, Dog} | TmpConfig]; init_per_testcase(Case, Config) -> prep(Config), TmpConfig0 = lists:keydelete(watchdog, 1, Config), @@ -447,6 +462,11 @@ sftp_nonexistent_subsystem(Config) when is_list(Config) -> {silently_accept_hosts, true}]). %%-------------------------------------------------------------------- +version_option() -> + [{doc, "Test API option sftp_vsn"}]. +version_option(Config) when is_list(Config) -> + open_close_dir(Config). +%%-------------------------------------------------------------------- %% Internal functions ------------------------------------------------ %%-------------------------------------------------------------------- prep(Config) -> diff --git a/lib/ssh/test/ssh_to_openssh_SUITE.erl b/lib/ssh/test/ssh_to_openssh_SUITE.erl index 41fbd324c4..af70eeb46c 100644 --- a/lib/ssh/test/ssh_to_openssh_SUITE.erl +++ b/lib/ssh/test/ssh_to_openssh_SUITE.erl @@ -120,13 +120,8 @@ erlang_shell_client_openssh_server(Config) when is_list(Config) -> receive_hej(), IO ! {input, self(), "exit\n"}, receive_logout(), - receive - {'EXIT', Shell, normal} -> - ok; - Other1 -> - ct:fail({unexpected_msg, Other1}) - end. - + receive_normal_exit(Shell). + %-------------------------------------------------------------------- erlang_client_openssh_server_exec() -> [{doc, "Test api function ssh_connection:exec"}]. @@ -529,11 +524,22 @@ erlang_client_openssh_server_nonexistent_subsystem(Config) when is_list(Config) %%-------------------------------------------------------------------- receive_hej() -> receive - <<"Hej\n">> = Hej-> + <<"Hej", _binary>> = Hej -> + ct:pal("Expected result: ~p~n", [Hej]); + <<"Hej\n", _binary>> = Hej -> + ct:pal("Expected result: ~p~n", [Hej]); + <<"Hej\r\n", _/binary>> = Hej -> ct:pal("Expected result: ~p~n", [Hej]); Info -> - ct:pal("Extra info: ~p~n", [Info]), - receive_hej() + Lines = binary:split(Info, [<<"\r\n">>], [global]), + case lists:member(<<"Hej">>, Lines) of + true -> + ct:pal("Expected result found in lines: ~p~n", [Lines]), + ok; + false -> + ct:pal("Extra info: ~p~n", [Info]), + receive_hej() + end end. receive_logout() -> @@ -543,13 +549,20 @@ receive_logout() -> <<"Connection closed">> -> ok end; - <<"TERM environment variable not set.\n">> -> %% Windows work around - receive_logout(); - Other0 -> - ct:fail({unexpected_msg, Other0}) - end. - + Info -> + ct:pal("Extra info when logging out: ~p~n", [Info]), + receive_logout() + end. +receive_normal_exit(Shell) -> + receive + {'EXIT', Shell, normal} -> + ok; + <<"\r\n">> -> + receive_normal_exit(Shell); + Other -> + ct:fail({unexpected_msg, Other}) + end. %%-------------------------------------------------------------------- %%-------------------------------------------------------------------- diff --git a/lib/ssh/vsn.mk b/lib/ssh/vsn.mk index 11f30e8d04..68544c1d0e 100644 --- a/lib/ssh/vsn.mk +++ b/lib/ssh/vsn.mk @@ -1,5 +1,5 @@ #-*-makefile-*- ; force emacs to enter makefile-mode -SSH_VSN = 3.0.6 +SSH_VSN = 3.0.8 APP_VSN = "ssh-$(SSH_VSN)" diff --git a/lib/ssl/doc/src/notes.xml b/lib/ssl/doc/src/notes.xml index 8643cd3745..62e9bd0165 100644 --- a/lib/ssl/doc/src/notes.xml +++ b/lib/ssl/doc/src/notes.xml @@ -25,7 +25,23 @@ <file>notes.xml</file> </header> <p>This document describes the changes made to the SSL application.</p> - <section><title>SSL 5.3.6</title> + <section><title>SSL 5.3.7</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Handle the fact that servers may send an empty SNI + extension to the client.</p> + <p> + Own Id: OTP-12198</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 5.3.6</title> <section><title>Fixed Bugs and Malfunctions</title> <list> diff --git a/lib/ssl/src/ssl.appup.src b/lib/ssl/src/ssl.appup.src index 650901ef54..9d692379b4 100644 --- a/lib/ssl/src/ssl.appup.src +++ b/lib/ssl/src/ssl.appup.src @@ -1,6 +1,7 @@ %% -*- erlang -*- {"%VSN%", [ + {"5.3.6", [{load_module, ssl_handshake, soft_purge, soft_purge, [ssl_connection]}]}, {"5.3.5", [{load_module, ssl, soft_purge, soft_purge, [ssl_connection]}, {load_module, ssl_handshake, soft_purge, soft_purge, [ssl_certificate]}, {load_module, ssl_certificate, soft_purge, soft_purge, []}, @@ -12,6 +13,7 @@ {<<"3\\..*">>, [{restart_application, ssl}]} ], [ + {"5.3.6", [{load_module, ssl_handshake, soft_purge, soft_purge, [ssl_connection]}]}, {"5.3.5", [{load_module, ssl, soft_purge, soft_purge,[ssl_certificate]}, {load_module, ssl_handshake, soft_purge, soft_purge,[ssl_certificate]}, {load_module, ssl_certificate, soft_purge, soft_purge,[]}, diff --git a/lib/ssl/vsn.mk b/lib/ssl/vsn.mk index 404b71374f..da20ed8593 100644 --- a/lib/ssl/vsn.mk +++ b/lib/ssl/vsn.mk @@ -1 +1 @@ -SSL_VSN = 5.3.6 +SSL_VSN = 5.3.7 diff --git a/lib/stdlib/doc/src/maps.xml b/lib/stdlib/doc/src/maps.xml index 64229fa8d3..f766c843be 100644 --- a/lib/stdlib/doc/src/maps.xml +++ b/lib/stdlib/doc/src/maps.xml @@ -330,7 +330,7 @@ false</code> <code type="none"> > Map = #{42 => value_three,1337 => "value two","a" => 1}, Ks = ["a",42,"other key"], - maps:without(Ks,Map). + maps:with(Ks,Map). #{42 => value_three,"a" => 1}</code> </desc> </func> diff --git a/lib/stdlib/doc/src/supervisor.xml b/lib/stdlib/doc/src/supervisor.xml index 3a5027d595..ffac1c0bd7 100644 --- a/lib/stdlib/doc/src/supervisor.xml +++ b/lib/stdlib/doc/src/supervisor.xml @@ -37,12 +37,12 @@ the <c>gen_event</c>, <c>gen_fsm</c>, or <c>gen_server</c> behaviours. A supervisor implemented using this module will have a standard set of interface functions and include functionality - for tracing and error reporting. Supervisors are used to build an + for tracing and error reporting. Supervisors are used to build a hierarchical process structure called a supervision tree, a nice way to structure a fault tolerant application. Refer to <em>OTP Design Principles</em> for more information.</p> - <p>A supervisor assumes the definition of which child processes to - supervise to be located in a callback module exporting a + <p>A supervisor expects the definition of which child processes to + supervise to be specified in a callback module exporting a pre-defined set of functions.</p> <p>Unless otherwise stated, all functions in this module will fail if the specified supervisor does not exist or if bad arguments @@ -53,18 +53,30 @@ <title>Supervision Principles</title> <p>The supervisor is responsible for starting, stopping and monitoring its child processes. The basic idea of a supervisor is - that it should keep its child processes alive by restarting them + that it shall keep its child processes alive by restarting them when necessary.</p> - <p>The children of a supervisor is defined as a list of + <p>The children of a supervisor are defined as a list of <em>child specifications</em>. When the supervisor is started, the child processes are started in order from left to right according to this list. When the supervisor terminates, it first terminates its child processes in reversed start order, from right to left.</p> - <p>A supervisor can have one of the following <em>restart strategies</em>:</p> + <marker id="sup_flags"/> + <p>The properties of a supervisor are defined by the supervisor + flags. This is the type definition for the supervisor flags: + </p> + <pre>sup_flags() = #{strategy => strategy(), % optional + intensity => non_neg_integer(), % optional + period => pos_integer()} % optional + </pre> + <p>A supervisor can have one of the following <em>restart + strategies</em>, specified with the <c>strategy</c> key in the + above map: + </p> <list type="bulleted"> <item> <p><c>one_for_one</c> - if one child process terminates and - should be restarted, only that child process is affected.</p> + should be restarted, only that child process is + affected. This is the default restart strategy.</p> </item> <item> <p><c>one_for_all</c> - if one child process terminates and @@ -94,43 +106,53 @@ instead the child specification identifier is used, <c>terminate_child/2</c> will return <c>{error,simple_one_for_one}</c>.</p> - <p>Because a <c>simple_one_for_one</c> supervisor could have many - children, it shuts them all down at same time. So, order in which they - are stopped is not defined. For the same reason, it could have an - overhead with regards to the <c>Shutdown</c> strategy.</p> + <p>Because a <c>simple_one_for_one</c> supervisor could have + many children, it shuts them all down asynchronously. This + means that the children will do their cleanup in parallel, + and therefore the order in which they are stopped is not + defined.</p> </item> </list> <p>To prevent a supervisor from getting into an infinite loop of - child process terminations and restarts, a <em>maximum restart frequency</em> - is defined using two integer values <c>MaxR</c> - and <c>MaxT</c>. If more than <c>MaxR</c> restarts occur within - <c>MaxT</c> seconds, the supervisor terminates all child - processes and then itself. + child process terminations and restarts, a <em>maximum restart + intensity</em> is defined using two integer values specified + with the <c>intensity</c> and <c>period</c> keys in the above + map. Assuming the values <c>MaxR</c> for <c>intensity</c> + and <c>MaxT</c> for <c>period</c>, then if more than <c>MaxR</c> + restarts occur within <c>MaxT</c> seconds, the supervisor will + terminate all child processes and then itself. The default value + for <c>intensity</c> is <c>1</c>, and the default value + for <c>period</c> is <c>5</c>. </p> <marker id="child_spec"/> <p>This is the type definition of a child specification:</p> - <pre> -child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} - Id = term() - StartFunc = {M,F,A} - M = F = atom() - A = [term()] - Restart = permanent | transient | temporary - Shutdown = brutal_kill | int()>0 | infinity - Type = worker | supervisor - Modules = [Module] | dynamic - Module = atom()</pre> + <pre>child_spec() = #{id => child_id(), % mandatory + start => mfargs(), % mandatory + restart => restart(), % optional + shutdown => shutdown(), % optional + type => worker(), % optional + modules => modules()} % optional</pre> + <p>The old tuple format is kept for backwards compatibility, + see <seealso marker="#type-child_spec">child_spec()</seealso>, + but the map is preferred. + </p> <list type="bulleted"> <item> - <p><c>Id</c> is a name that is used to identify the child + <p><c>id</c> is used to identify the child specification internally by the supervisor.</p> + <p>The <c>id</c> key is mandatory.</p> + <p>Note that this identifier on occations has been called + "name". As far as possible, the terms "identifier" or "id" + are now used but in order to keep backwards compatibility, + some occurences of "name" can still be found, for example + in error messages.</p> </item> <item> - <p><c>StartFunc</c> defines the function call used to start - the child process. It should be a module-function-arguments + <p><c>start</c> defines the function call used to start the + child process. It must be a module-function-arguments tuple <c>{M,F,A}</c> used as <c>apply(M,F,A)</c>.</p> <p>The start function <em>must create and link to</em> the child - process, and should return <c>{ok,Child}</c> or + process, and must return <c>{ok,Child}</c> or <c>{ok,Child,Info}</c> where <c>Child</c> is the pid of the child process and <c>Info</c> an arbitrary term which is ignored by the supervisor.</p> @@ -143,20 +165,23 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} error tuple <c>{error,Error}</c>.</p> <p>Note that the <c>start_link</c> functions of the different behaviour modules fulfill the above requirements.</p> + <p>The <c>start</c> key is mandatory.</p> </item> <item> - <p><c>Restart</c> defines when a terminated child process - should be restarted. A <c>permanent</c> child process should - always be restarted, a <c>temporary</c> child process should + <p><c>restart</c> defines when a terminated child process + shall be restarted. A <c>permanent</c> child process will + always be restarted, a <c>temporary</c> child process will never be restarted (even when the supervisor's restart strategy is <c>rest_for_one</c> or <c>one_for_all</c> and a sibling's death causes the temporary process to be terminated) and a - <c>transient</c> child process should be restarted only if + <c>transient</c> child process will be restarted only if it terminates abnormally, i.e. with another exit reason than <c>normal</c>, <c>shutdown</c> or <c>{shutdown,Term}</c>.</p> + <p>The <c>restart</c> key is optional. If it is not given, the + default value <c>permanent</c> will be used.</p> </item> <item> - <p><c>Shutdown</c> defines how a child process should be + <p><c>shutdown</c> defines how a child process shall be terminated. <c>brutal_kill</c> means the child process will be unconditionally terminated using <c>exit(Child,kill)</c>. An integer timeout value means that the supervisor will tell @@ -166,35 +191,45 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} no exit signal is received within the specified number of milliseconds, the child process is unconditionally terminated using <c>exit(Child,kill)</c>.</p> - <p>If the child process is another supervisor, <c>Shutdown</c> + <p>If the child process is another supervisor, the shutdown time should be set to <c>infinity</c> to give the subtree ample - time to shutdown. It is also allowed to set it to <c>infinity</c>, + time to shut down. It is also allowed to set it to <c>infinity</c>, if the child process is a worker.</p> <warning> - <p>Be careful by setting the <c>Shutdown</c> strategy to + <p>Be careful when setting the shutdown time to <c>infinity</c> when the child process is a worker. Because, in this situation, the termination of the supervision tree depends on the child process, it must be implemented in a safe way and its cleanup procedure must always return.</p> </warning> <p>Note that all child processes implemented using the standard - OTP behavior modules automatically adhere to the shutdown + OTP behaviour modules automatically adhere to the shutdown protocol.</p> + <p>The <c>shutdown</c> key is optional. If it is not given, + the default value <c>5000</c> will be used if the child is + of type <c>worker</c>; and <c>infinity</c> will be used if + the child is of type <c>supervisor</c>.</p> </item> <item> - <p><c>Type</c> specifies if the child process is a supervisor or + <p><c>type</c> specifies if the child process is a supervisor or a worker.</p> + <p>The <c>type</c> key is optional. If it is not given, the + default value <c>worker</c> will be used.</p> </item> <item> - <p><c>Modules</c> is used by the release handler during code + <p><c>modules</c> is used by the release handler during code replacement to determine which processes are using a certain - module. As a rule of thumb <c>Modules</c> should be a list - with one element <c>[Module]</c>, where <c>Module</c> is - the callback module, if the child process is a supervisor, - gen_server or gen_fsm. If the child process is an event - manager (gen_event) with a dynamic set of callback modules, - <c>Modules</c> should be <c>dynamic</c>. See <em>OTP Design Principles</em> - for more information about release handling.</p> + module. As a rule of thumb, if the child process is a + <c>supervisor</c>, <c>gen_server</c>, or <c>gen_fsm</c>, + this should be a list with one element <c>[Module]</c>, + where <c>Module</c> is the callback module. If the child + process is an event manager (<c>gen_event</c>) with a + dynamic set of callback modules, the value <c>dynamic</c> + shall be used. See <em>OTP Design Principles</em> for more + information about release handling.</p> + <p>The <c>modules</c> key is optional. If it is not given, it + defaults to <c>[M]</c>, where <c>M</c> comes from the + child's start <c>{M,F,A}</c></p> </item> <item> <p>Internally, the supervisor also keeps track of the pid @@ -213,11 +248,20 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} </datatype> <datatype> <name name="child_spec"/> + <desc><p>The tuple format is kept for backwards compatibility + only. A map is preferred; see more details + <seealso marker="#child_spec">above</seealso>.</p></desc> </datatype> <datatype> <name name="mfargs"/> - <desc><p><c>A</c> (the argument list) has the value - <c>undefined</c> if <c>Restart</c> is <c>temporary</c>.</p> + <desc> + <p>The value <c>undefined</c> for <c><anno>A</anno></c> (the + argument list) is only to be used internally + in <c>supervisor</c>. If the restart type of the child + is <c>temporary</c>, then the process is never to be + restarted and therefore there is no need to store the real + argument list. The value <c>undefined</c> will then be + stored instead.</p> </desc> </datatype> <datatype> @@ -233,6 +277,12 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <name name="strategy"/> </datatype> <datatype> + <name name="sup_flags"/> + <desc><p>The tuple format is kept for backwards compatibility + only. A map is preferred; see more details + <seealso marker="#sup_flags">above</seealso>.</p></desc> + </datatype> + <datatype> <name name="sup_ref"/> </datatype> <datatype> @@ -253,20 +303,20 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} the supervisor is linked to the calling process (its supervisor).</p> <p>The created supervisor process calls <c><anno>Module</anno>:init/1</c> to - find out about restart strategy, maximum restart frequency + find out about restart strategy, maximum restart intensity and child processes. To ensure a synchronized start-up procedure, <c>start_link/2,3</c> does not return until <c><anno>Module</anno>:init/1</c> has returned and all child processes have been started.</p> - <p>If <c><anno>SupName</anno>={local,Name}</c> the supervisor is registered + <p>If <c><anno>SupName</anno>={local,Name}</c>, the supervisor is registered locally as <c>Name</c> using <c>register/2</c>. If <c><anno>SupName</anno>={global,Name}</c> the supervisor is registered globally as <c>Name</c> using <c>global:register_name/2</c>. If <c><anno>SupName</anno>={via,<anno>Module</anno>,<anno>Name</anno>}</c> the supervisor is registered as <c>Name</c> using the registry represented by - <c>Module</c>. The <c>Module</c> callback should export the functions + <c>Module</c>. The <c>Module</c> callback must export the functions <c>register_name/2</c>, <c>unregister_name/1</c> and <c>send/2</c>, - which should behave like the corresponding functions in <c>global</c>. + which shall behave like the corresponding functions in <c>global</c>. Thus, <c>{via,global,<anno>Name</anno>}</c> is a valid reference.</p> <p>If no name is provided, the supervisor is not registered.</p> <p><c><anno>Module</anno></c> is the name of the callback module.</p> @@ -274,14 +324,14 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} the argument to <c><anno>Module</anno>:init/1</c>.</p> <p>If the supervisor and its child processes are successfully created (i.e. if all child process start functions return - <c>{ok,Child}</c>, <c>{ok,Child,Info}</c>, or <c>ignore</c>) + <c>{ok,Child}</c>, <c>{ok,Child,Info}</c>, or <c>ignore</c>), the function returns <c>{ok,Pid}</c>, where <c>Pid</c> is the pid of the supervisor. If there already exists a process - with the specified <c><anno>SupName</anno></c> the function returns + with the specified <c><anno>SupName</anno></c>, the function returns <c>{error,{already_started,Pid}}</c>, where <c>Pid</c> is the pid of that process.</p> <p>If <c><anno>Module</anno>:init/1</c> returns <c>ignore</c>, this function - returns <c>ignore</c> as well and the supervisor terminates + returns <c>ignore</c> as well, and the supervisor terminates with reason <c>normal</c>. If <c><anno>Module</anno>:init/1</c> fails or returns an incorrect value, this function returns <c>{error,Term}</c> where <c>Term</c> @@ -297,7 +347,6 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <func> <name name="start_child" arity="2"/> <fsummary>Dynamically add a child process to a supervisor.</fsummary> - <type name="child_spec"/> <type name="startchild_ret"/> <type name="startchild_err"/> <desc> @@ -314,35 +363,35 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <item><c>{via,Module,Name}</c>, if the supervisor is registered through an alternative process registry.</item> </list> - <p><c><anno>ChildSpec</anno></c> should be a valid child specification + <p><c><anno>ChildSpec</anno></c> must be a valid child specification (unless the supervisor is a <c>simple_one_for_one</c> - supervisor, see below). The child process will be started by + supervisor; see below). The child process will be started by using the start function as defined in the child specification.</p> - <p>If the case of a <c>simple_one_for_one</c> supervisor, + <p>In the case of a <c>simple_one_for_one</c> supervisor, the child specification defined in <c>Module:init/1</c> will - be used and <c><anno>ChildSpec</anno></c> should instead be an arbitrary + be used, and <c><anno>ChildSpec</anno></c> shall instead be an arbitrary list of terms <c><anno>List</anno></c>. The child process will then be started by appending <c><anno>List</anno></c> to the existing start function arguments, i.e. by calling <c>apply(M, F, A++<anno>List</anno>)</c> where <c>{M,F,A}</c> is the start function defined in the child specification.</p> <p>If there already exists a child specification with - the specified <c><anno>Id</anno></c>, <c><anno>ChildSpec</anno></c> is discarded and + the specified identifier, <c><anno>ChildSpec</anno></c> is discarded, and the function returns <c>{error,already_present}</c> or <c>{error,{already_started,<anno>Child</anno>}}</c>, depending on if the corresponding child process is running or not.</p> <p>If the child process start function returns <c>{ok,<anno>Child</anno>}</c> - or <c>{ok,<anno>Child</anno>,<anno>Info</anno>}</c>, the child specification and pid is + or <c>{ok,<anno>Child</anno>,<anno>Info</anno>}</c>, the child specification and pid are added to the supervisor and the function returns the same value.</p> <p>If the child process start function returns <c>ignore</c>, the child specification is added to the supervisor, the pid - is set to <c>undefined</c> and the function returns + is set to <c>undefined</c>, and the function returns <c>{ok,undefined}</c>.</p> <p>If the child process start function returns an error tuple or an erroneous value, or if it fails, the child specification is - discarded and the function returns <c>{error,Error}</c> where + discarded, and the function returns <c>{error,Error}</c> where <c>Error</c> is a term containing information about the error and child specification.</p> </desc> @@ -366,7 +415,7 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <p>If the child is temporary, the child specification is deleted as soon as the process terminates. This means - that <c>delete_child/2</c> has no meaning + that <c>delete_child/2</c> has no meaning, and <c>restart_child/2</c> can not be used for these children.</p> @@ -375,13 +424,13 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} process is alive, but is not a child of the given supervisor, the function will return <c>{error,not_found}</c>. If the child specification - identifier is given instead instead of a <c>pid()</c>, the + identifier is given instead of a <c>pid()</c>, the function will return <c>{error,simple_one_for_one}</c>.</p> <p>If successful, the function returns <c>ok</c>. If there is no child specification with the specified <c><anno>Id</anno></c>, the function returns <c>{error,not_found}</c>.</p> - <p>See <c>start_child/2</c> for a description of - <c><anno>SupRef</anno></c>.</p> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> </desc> </func> <func> @@ -390,15 +439,15 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <desc> <p>Tells the supervisor <c><anno>SupRef</anno></c> to delete the child specification identified by <c><anno>Id</anno></c>. The corresponding child - process must not be running, use <c>terminate_child/2</c> to + process must not be running. Use <c>terminate_child/2</c> to terminate it.</p> - <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> for a description of - <c>SupRef</c>.</p> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> <p>If successful, the function returns <c>ok</c>. If the child specification identified by <c><anno>Id</anno></c> exists but the corresponding child process is running or about to be restarted, the function returns <c>{error,running}</c> or - <c>{error,restarting}</c> respectively. If the child specification + <c>{error,restarting}</c>, respectively. If the child specification identified by <c><anno>Id</anno></c> does not exist, the function returns <c>{error,not_found}</c>.</p> </desc> @@ -410,10 +459,10 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <p>Tells the supervisor <c><anno>SupRef</anno></c> to restart a child process corresponding to the child specification identified by <c><anno>Id</anno></c>. The child - specification must exist and the corresponding child process + specification must exist, and the corresponding child process must not be running.</p> <p>Note that for temporary children, the child specification - is automatically deleted when the child terminates, and thus + is automatically deleted when the child terminates; thus it is not possible to restart such children.</p> <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> for a description of <c>SupRef</c>.</p> @@ -429,7 +478,7 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} is added to the supervisor and the function returns the same value.</p> <p>If the child process start function returns <c>ignore</c>, - the pid remains set to <c>undefined</c> and the function + the pid remains set to <c>undefined</c>, and the function returns <c>{ok,undefined}</c>.</p> <p>If the child process start function returns an error tuple or an erroneous value, or if it fails, the function returns @@ -462,7 +511,7 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <item> <p><c><anno>Child</anno></c> - the pid of the corresponding child process, the atom <c>restarting</c> if the process is about to be - restarted or <c>undefined</c> if there is no such process.</p> + restarted, or <c>undefined</c> if there is no such process.</p> </item> <item> <p><c><anno>Type</anno></c> - as defined in the child specification.</p> @@ -475,8 +524,8 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} </func> <func> <name name="count_children" arity="1"/> - <fsummary>Return counts for the number of childspecs, active children, - supervisors and workers.</fsummary> + <fsummary>Return counts for the number of child specifications, + active children, supervisors, and workers.</fsummary> <desc> <p>Returns a property list (see <c>proplists</c>) containing the counts for each of the following elements of the supervisor's @@ -500,6 +549,8 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} process is still alive.</p> </item> </list> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> </desc> </func> <func> @@ -511,11 +562,23 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} correct, or <c>{error,<anno>Error</anno>}</c> otherwise.</p> </desc> </func> + <func> + <name name="get_childspec" arity="2"/> + <fsummary>Return the child specification map for the given + child.</fsummary> + <desc> + <p>Returns the child specification map for the child identified + by <c>Id</c> under supervisor <c>SupRef</c>. The returned + map contains all keys, both mandatory and optional.</p> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> + </desc> + </func> </funcs> <section> <title>CALLBACK FUNCTIONS</title> - <p>The following functions should be exported from a + <p>The following functions must be exported from a <c>supervisor</c> callback module.</p> </section> <funcs> @@ -524,33 +587,37 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <fsummary>Return a supervisor specification.</fsummary> <type> <v>Args = term()</v> - <v>Result = {ok,{{RestartStrategy,MaxR,MaxT},[ChildSpec]}} | ignore</v> - <v> RestartStrategy = <seealso marker="#type-strategy">strategy()</seealso></v> - <v> MaxR = integer()>=0</v> - <v> MaxT = integer()>0</v> + <v>Result = {ok,{SupFlags,[ChildSpec]}} | ignore</v> + <v> SupFlags = <seealso marker="#type-sup_flags">sup_flags()</seealso></v> <v> ChildSpec = <seealso marker="#type-child_spec">child_spec()</seealso></v> </type> <desc> <p>Whenever a supervisor is started using <c>supervisor:start_link/2,3</c>, this function is called by the new process to find out about restart strategy, maximum - restart frequency and child specifications.</p> + restart intensity, and child specifications.</p> <p><c>Args</c> is the <c>Args</c> argument provided to the start function.</p> - <p><c>RestartStrategy</c> is the restart strategy and - <c>MaxR</c> and <c>MaxT</c> defines the maximum restart - frequency of the supervisor. <c>[ChildSpec]</c> is a list of - valid child specifications defining which child processes - the supervisor should start and monitor. See the discussion - about Supervision Principles above.</p> + <p><c>SupFlags</c> is the supervisor flags defining the + restart strategy and max restart intensity for the + supervisor. <c>[ChildSpec]</c> is a list of valid child + specifications defining which child processes the supervisor + shall start and monitor. See the discussion about + Supervision Principles above.</p> <p>Note that when the restart strategy is <c>simple_one_for_one</c>, the list of child specifications must be a list with one child specification only. - (The <c>Id</c> is ignored). No child process is then started + (The child specification identifier is ignored.) No child process is then started during the initialization phase, but all children are assumed to be started dynamically using <c>supervisor:start_child/2</c>.</p> <p>The function may also return <c>ignore</c>.</p> + <p>Note that this function might also be called as a part of a + code upgrade procedure. For this reason, the function should + not have any side effects. See + <seealso marker="doc/design_principles:appup_cookbook#sup">Design + Principles</seealso> for more information about code upgrade + of supervisors.</p> </desc> </func> </funcs> diff --git a/lib/stdlib/src/dets.erl b/lib/stdlib/src/dets.erl index 76e03bbfaa..a4bd45ea19 100644 --- a/lib/stdlib/src/dets.erl +++ b/lib/stdlib/src/dets.erl @@ -2839,17 +2839,22 @@ fsck_try(Fd, Tab, FH, Fname, SlotNumbers, Version) -> tempfile(Fname) -> Tmp = lists:concat([Fname, ".TMP"]), - tempfile(Tmp, 10). - -tempfile(Tmp, 0) -> - Tmp; -tempfile(Tmp, N) -> case file:delete(Tmp) of - {error, eacces} -> % 'dets_process_died' happened anyway... (W-nd-ws) - timer:sleep(1000), - tempfile(Tmp, N-1); - _ -> - Tmp + {error, _Reason} -> % typically enoent + ok; + ok -> + assure_no_file(Tmp) + end, + Tmp. + +assure_no_file(File) -> + case file:read_file_info(File) of + {ok, _FileInfo} -> + %% Wait for some other process to close the file: + timer:sleep(100), + assure_no_file(File); + {error, _} -> + ok end. %% -> {ok, NewHead} | {try_again, integer()} | Error diff --git a/lib/stdlib/src/dets_server.erl b/lib/stdlib/src/dets_server.erl index 268c201047..3164d40f35 100644 --- a/lib/stdlib/src/dets_server.erl +++ b/lib/stdlib/src/dets_server.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2013. All Rights Reserved. +%% Copyright Ericsson AB 2001-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -171,9 +171,15 @@ handle_info({pending_reply, {Ref, Result0}}, State) -> link(Pid), do_link(Store, FromPid), true = ets:insert(Store, {FromPid, Tab}), - true = ets:insert(?REGISTRY, {Tab, 1, Pid}), - true = ets:insert(?OWNERS, {Pid, Tab}), + %% do_internal_open() has already done the following: + %% true = ets:insert(?REGISTRY, {Tab, 1, Pid}), + %% true = ets:insert(?OWNERS, {Pid, Tab}), {ok, Tab}; + {Reply, internal_open} -> + %% Clean up what do_internal_open() did: + true = ets:delete(?REGISTRY, Tab), + true = ets:delete(?OWNERS, Pid), + Reply; {Reply, _} -> % ok or Error Reply end, @@ -309,6 +315,12 @@ do_internal_open(State, From, Args) -> [T, _, _] -> T; [_, _] -> Ref end, + %% Pretend the table is open. If someone else tries to + %% open the file it will always become a pending + %% 'add_user' request. If someone tries to use the table + %% there will be a delay, but that is OK. + true = ets:insert(?REGISTRY, {Tab, 1, Pid}), + true = ets:insert(?OWNERS, {Pid, Tab}), pending_call(Tab, Pid, Ref, From, Args, internal_open, State); Error -> {Error, State} diff --git a/lib/stdlib/src/ms_transform.erl b/lib/stdlib/src/ms_transform.erl index 27dfcf52e1..e671dcd8cf 100644 --- a/lib/stdlib/src/ms_transform.erl +++ b/lib/stdlib/src/ms_transform.erl @@ -1079,6 +1079,12 @@ normalise({cons,_,Head,Tail}) -> [normalise(Head)|normalise(Tail)]; normalise({tuple,_,Args}) -> list_to_tuple(normalise_list(Args)); +normalise({map,_,Pairs0}) -> + Pairs1 = lists:map(fun ({map_field_exact,_,K,V}) -> + {normalise(K),normalise(V)} + end, + Pairs0), + maps:from_list(Pairs1); %% Special case for unary +/-. normalise({op,_,'+',{char,_,I}}) -> I; normalise({op,_,'+',{integer,_,I}}) -> I; diff --git a/lib/stdlib/src/supervisor.erl b/lib/stdlib/src/supervisor.erl index ede2742875..658c00dc77 100644 --- a/lib/stdlib/src/supervisor.erl +++ b/lib/stdlib/src/supervisor.erl @@ -25,7 +25,7 @@ start_child/2, restart_child/2, delete_child/2, terminate_child/2, which_children/1, count_children/1, - check_childspecs/1]). + check_childspecs/1, get_childspec/2]). %% Internal exports -export([init/1, handle_call/3, handle_cast/2, handle_info/2, @@ -34,7 +34,7 @@ %%-------------------------------------------------------------------------- --export_type([child_spec/0, startchild_ret/0, strategy/0]). +-export_type([sup_flags/0, child_spec/0, startchild_ret/0, strategy/0]). %%-------------------------------------------------------------------------- @@ -53,7 +53,13 @@ | {'global', Name :: atom()} | {'via', Module :: module(), Name :: any()} | pid(). --type child_spec() :: {Id :: child_id(), +-type child_spec() :: #{id => child_id(), % mandatory + start => mfargs(), % mandatory + restart => restart(), % optional + shutdown => shutdown(), % optional + type => worker(), % optional + modules => modules()} % optional + | {Id :: child_id(), StartFunc :: mfargs(), Restart :: restart(), Shutdown :: shutdown(), @@ -63,6 +69,23 @@ -type strategy() :: 'one_for_all' | 'one_for_one' | 'rest_for_one' | 'simple_one_for_one'. +-type sup_flags() :: #{strategy => strategy(), % optional + intensity => non_neg_integer(), % optional + period => pos_integer()} % optional + | {RestartStrategy :: strategy(), + Intensity :: non_neg_integer(), + Period :: pos_integer()}. + +%%-------------------------------------------------------------------------- +%% Defaults +-define(default_flags, #{strategy => one_for_one, + intensity => 1, + period => 5}). +-define(default_child_spec, #{restart => permanent, + type => worker}). +%% Default 'shutdown' is 5000 for workers and infinity for supervisors. +%% Default 'modules' is [M], where M comes from the child's start {M,F,A}. + %%-------------------------------------------------------------------------- -record(child, {% pid is undefined when child is not running @@ -96,10 +119,7 @@ -define(is_simple(State), State#state.strategy =:= simple_one_for_one). -callback init(Args :: term()) -> - {ok, {{RestartStrategy :: strategy(), - MaxR :: non_neg_integer(), - MaxT :: non_neg_integer()}, - [ChildSpec :: child_spec()]}} + {ok, {SupFlags :: sup_flags(), [ChildSpec :: child_spec()]}} | ignore. -define(restarting(_Pid_), {restarting,_Pid_}). @@ -178,6 +198,14 @@ delete_child(Supervisor, Name) -> terminate_child(Supervisor, Name) -> call(Supervisor, {terminate_child, Name}). +-spec get_childspec(SupRef, Id) -> Result when + SupRef :: sup_ref(), + Id :: pid() | child_id(), + Result :: {'ok', child_spec()} | {'error', Error}, + Error :: 'not_found'. +get_childspec(Supervisor, Name) -> + call(Supervisor, {get_childspec, Name}). + -spec which_children(SupRef) -> [{Id,Child,Type,Modules}] when SupRef :: sup_ref(), Id :: child_id() | undefined, @@ -431,6 +459,14 @@ handle_call({delete_child, Name}, _From, State) -> {reply, {error, not_found}, State} end; +handle_call({get_childspec, Name}, _From, State) -> + case get_child(Name, State, ?is_simple(State)) of + {value, Child} -> + {reply, {ok, child_to_spec(Child)}, State}; + false -> + {reply, {error, not_found}, State} + end; + handle_call(which_children, _From, #state{children = [#child{restart_type = temporary, child_type = CT, modules = Mods}]} = @@ -610,13 +646,11 @@ terminate(_Reason, State) -> code_change(_, State, _) -> case (State#state.module):init(State#state.args) of {ok, {SupFlags, StartSpec}} -> - case catch check_flags(SupFlags) of - ok -> - {Strategy, MaxIntensity, Period} = SupFlags, - update_childspec(State#state{strategy = Strategy, - intensity = MaxIntensity, - period = Period}, - StartSpec); + case set_flags(SupFlags, State) of + {ok, State1} -> + update_childspec(State1, StartSpec); + {invalid_type, SupFlags} -> + {error, {bad_flags, SupFlags}}; % backwards compatibility Error -> {error, Error} end; @@ -626,14 +660,6 @@ code_change(_, State, _) -> Error end. -check_flags({Strategy, MaxIntensity, Period}) -> - validStrategy(Strategy), - validIntensity(MaxIntensity), - validPeriod(Period), - ok; -check_flags(What) -> - {bad_flags, What}. - update_childspec(State, StartSpec) when ?is_simple(State) -> case check_startspec(StartSpec) of {ok, [Child]} -> @@ -1188,25 +1214,36 @@ remove_child(Child, State) -> %% Returns: {ok, state()} | Error %%----------------------------------------------------------------- init_state(SupName, Type, Mod, Args) -> - case catch init_state1(SupName, Type, Mod, Args) of - {ok, State} -> - {ok, State}; - Error -> - Error + set_flags(Type, #state{name = supname(SupName,Mod), + module = Mod, + args = Args}). + +set_flags(Flags, State) -> + try check_flags(Flags) of + #{strategy := Strategy, intensity := MaxIntensity, period := Period} -> + {ok, State#state{strategy = Strategy, + intensity = MaxIntensity, + period = Period}} + catch + Thrown -> Thrown end. -init_state1(SupName, {Strategy, MaxIntensity, Period}, Mod, Args) -> +check_flags(SupFlags) when is_map(SupFlags) -> + do_check_flags(maps:merge(?default_flags,SupFlags)); +check_flags({Strategy, MaxIntensity, Period}) -> + check_flags(#{strategy => Strategy, + intensity => MaxIntensity, + period => Period}); +check_flags(What) -> + throw({invalid_type, What}). + +do_check_flags(#{strategy := Strategy, + intensity := MaxIntensity, + period := Period} = Flags) -> validStrategy(Strategy), validIntensity(MaxIntensity), validPeriod(Period), - {ok, #state{name = supname(SupName,Mod), - strategy = Strategy, - intensity = MaxIntensity, - period = Period, - module = Mod, - args = Args}}; -init_state1(_SupName, Type, _, _) -> - {invalid_type, Type}. + Flags. validStrategy(simple_one_for_one) -> true; validStrategy(one_for_one) -> true; @@ -1227,14 +1264,7 @@ supname(N, _) -> N. %%% ------------------------------------------------------ %%% Check that the children start specification is valid. -%%% Shall be a six (6) tuple -%%% {Name, Func, RestartType, Shutdown, ChildType, Modules} -%%% where Name is an atom -%%% Func is {Mod, Fun, Args} == {atom(), atom(), list()} -%%% RestartType is permanent | temporary | transient -%%% Shutdown = integer() > 0 | infinity | brutal_kill -%%% ChildType = supervisor | worker -%%% Modules = [atom()] | dynamic +%%% Input: [child_spec()] %%% Returns: {ok, [child_rec()]} | Error %%% ------------------------------------------------------ @@ -1244,6 +1274,9 @@ check_startspec([ChildSpec|T], Res) -> case check_childspec(ChildSpec) of {ok, Child} -> case lists:keymember(Child#child.name, #child.name, Res) of + %% The error message duplicate_child_name is kept for + %% backwards compatibility, although + %% duplicate_child_id would be more correct. true -> {duplicate_child_name, Child#child.name}; false -> check_startspec(T, [Child | Res]) end; @@ -1252,16 +1285,41 @@ check_startspec([ChildSpec|T], Res) -> check_startspec([], Res) -> {ok, lists:reverse(Res)}. +check_childspec(ChildSpec) when is_map(ChildSpec) -> + catch do_check_childspec(maps:merge(?default_child_spec,ChildSpec)); check_childspec({Name, Func, RestartType, Shutdown, ChildType, Mods}) -> - catch check_childspec(Name, Func, RestartType, Shutdown, ChildType, Mods); + check_childspec(#{id => Name, + start => Func, + restart => RestartType, + shutdown => Shutdown, + type => ChildType, + modules => Mods}); check_childspec(X) -> {invalid_child_spec, X}. -check_childspec(Name, Func, RestartType, Shutdown, ChildType, Mods) -> +do_check_childspec(#{restart := RestartType, + type := ChildType} = ChildSpec)-> + Name = case ChildSpec of + #{id := N} -> N; + _ -> throw(missing_id) + end, + Func = case ChildSpec of + #{start := F} -> F; + _ -> throw(missing_start) + end, validName(Name), validFunc(Func), validRestartType(RestartType), validChildType(ChildType), - validShutdown(Shutdown, ChildType), + Shutdown = case ChildSpec of + #{shutdown := S} -> S; + #{type := worker} -> 5000; + #{type := supervisor} -> infinity + end, + validShutdown(Shutdown), + Mods = case ChildSpec of + #{modules := Ms} -> Ms; + _ -> {M,_,_} = Func, [M] + end, validMods(Mods), {ok, #child{name = Name, mfargs = Func, restart_type = RestartType, shutdown = Shutdown, child_type = ChildType, modules = Mods}}. @@ -1282,11 +1340,11 @@ validRestartType(temporary) -> true; validRestartType(transient) -> true; validRestartType(RestartType) -> throw({invalid_restart_type, RestartType}). -validShutdown(Shutdown, _) +validShutdown(Shutdown) when is_integer(Shutdown), Shutdown > 0 -> true; -validShutdown(infinity, _) -> true; -validShutdown(brutal_kill, _) -> true; -validShutdown(Shutdown, _) -> throw({invalid_shutdown, Shutdown}). +validShutdown(infinity) -> true; +validShutdown(brutal_kill) -> true; +validShutdown(Shutdown) -> throw({invalid_shutdown, Shutdown}). validMods(dynamic) -> true; validMods(Mods) when is_list(Mods) -> @@ -1299,6 +1357,19 @@ validMods(Mods) when is_list(Mods) -> Mods); validMods(Mods) -> throw({invalid_modules, Mods}). +child_to_spec(#child{name = Name, + mfargs = Func, + restart_type = RestartType, + shutdown = Shutdown, + child_type = ChildType, + modules = Mods}) -> + #{id => Name, + start => Func, + restart => RestartType, + shutdown => Shutdown, + type => ChildType, + modules => Mods}. + %%% ------------------------------------------------------ %%% Add a new restart and calculate if the max restart %%% intensity has been reached (in that case the supervisor @@ -1367,14 +1438,14 @@ report_error(Error, Reason, Child, SupName) -> extract_child(Child) when is_list(Child#child.pid) -> [{nb_children, length(Child#child.pid)}, - {name, Child#child.name}, + {id, Child#child.name}, {mfargs, Child#child.mfargs}, {restart_type, Child#child.restart_type}, {shutdown, Child#child.shutdown}, {child_type, Child#child.child_type}]; extract_child(Child) -> [{pid, Child#child.pid}, - {name, Child#child.name}, + {id, Child#child.name}, {mfargs, Child#child.mfargs}, {restart_type, Child#child.restart_type}, {shutdown, Child#child.shutdown}, diff --git a/lib/stdlib/test/dets_SUITE.erl b/lib/stdlib/test/dets_SUITE.erl index 119b4dc7cb..3b08ac165e 100644 --- a/lib/stdlib/test/dets_SUITE.erl +++ b/lib/stdlib/test/dets_SUITE.erl @@ -223,8 +223,7 @@ open(Config, Version) -> ?format("Crashing dets server \n", []), process_flag(trap_exit, true), - Procs = [whereis(?DETS_SERVER) | map(fun(Tab) -> dets:info(Tab, pid) end, - Tabs)], + Procs = [whereis(?DETS_SERVER) | [dets:info(Tab, pid) || Tab <- Tabs]], foreach(fun(Pid) -> exit(Pid, kill) end, Procs), timer:sleep(100), c:flush(), %% flush all the EXIT sigs @@ -235,18 +234,32 @@ open(Config, Version) -> open_files(1, All, Version), ?format("Checking contents of repaired files \n", []), check(Tabs, Data), - - close_all(Tabs), + close_all(Tabs), delete_files(All), - P1 = pps(), + {Ports0, Procs0} = P0, - {Ports1, Procs1} = P1, - true = Ports1 =:= Ports0, - %% The dets_server process has been restarted: - [_] = Procs0 -- Procs1, - [_] = Procs1 -- Procs0, - ok. + Test = fun() -> + P1 = pps(), + {Ports1, Procs1} = P1, + show("Old port", Ports0 -- Ports1), + show("New port", Ports1 -- Ports0), + show("Old procs", Procs0 -- Procs1), + show("New procs", Procs1 -- Procs0), + io:format("Remaining Dets-pids (should be nil): ~p~n", + [find_dets_pids()]), + true = Ports1 =:= Ports0, + %% The dets_server process has been restarted: + [_] = Procs0 -- Procs1, + [_] = Procs1 -- Procs0, + ok + end, + case catch Test() of + ok -> ok; + _ -> + timer:sleep(500), + ok = Test() + end. check(Tabs, Data) -> foreach(fun(Tab) -> @@ -3275,12 +3288,22 @@ simultaneous_open(Config) -> File = filename(Tab, Config), ok = monit(Tab, File), - ok = kill_while_repairing(Tab, File), - ok = kill_while_init(Tab, File), - ok = open_ro(Tab, File), - ok = open_w(Tab, File, 0, Config), - ok = open_w(Tab, File, 100, Config), - ok. + case feasible() of + false -> {comment, "OK, but did not run all of the test"}; + true -> + ok = kill_while_repairing(Tab, File), + ok = kill_while_init(Tab, File), + ok = open_ro(Tab, File), + ok = open_w(Tab, File, 0, Config), + ok = open_w(Tab, File, 100, Config) + end. + +feasible() -> + LP = erlang:system_info(logical_processors), + (is_integer(LP) + andalso LP >= erlang:system_info(schedulers_online) + andalso not erlang:system_info(debug_compiled) + andalso not erlang:system_info(lock_checking)). %% One process logs and another process closes the log. Before %% monitors were used, this would make the client never return. @@ -3307,7 +3330,6 @@ kill_while_repairing(Tab, File) -> Delay = 1000, dets:start(), Parent = self(), - Ps = processes(), F = fun() -> R = (catch dets:open_file(Tab, [{file,File}])), timer:sleep(Delay), @@ -3318,7 +3340,7 @@ kill_while_repairing(Tab, File) -> P1 = spawn(F), P2 = spawn(F), P3 = spawn(F), - DetsPid = find_dets_pid([P1, P2, P3 | Ps]), + DetsPid = find_dets_pid(), exit(DetsPid, kill), receive {P1,R1} -> R1 end, @@ -3342,12 +3364,6 @@ kill_while_repairing(Tab, File) -> file:delete(File), ok. -find_dets_pid(P0) -> - case lists:sort(processes() -- P0) of - [P, _] -> P; - _ -> timer:sleep(100), find_dets_pid(P0) - end. - find_dets_pid() -> case find_dets_pids() of [] -> @@ -3421,6 +3437,13 @@ open_ro(Tab, File) -> open_w(Tab, File, Delay, Config) -> create_opened_log(File), + + Tab2 = t2, + File2 = filename(Tab2, Config), + file:delete(File2), + {ok,Tab2} = dets:open_file(Tab2, [{file,File2}]), + ok = dets:close(Tab2), + Parent = self(), F = fun() -> R = dets:open_file(Tab, [{file,File}]), @@ -3430,16 +3453,16 @@ open_w(Tab, File, Delay, Config) -> Pid1 = spawn(F), Pid2 = spawn(F), Pid3 = spawn(F), - undefined = dets:info(Tab), % is repairing now - 0 = qlen(), - Tab2 = t2, - File2 = filename(Tab2, Config), - file:delete(File2), + ok = wait_for_repair_to_start(Tab), + + %% It is assumed that it takes some time to repair the file. {ok,Tab2} = dets:open_file(Tab2, [{file,File2}]), + %% The Dets server managed to handle to open_file request. + 0 = qlen(), % still repairing + ok = dets:close(Tab2), file:delete(File2), - 0 = qlen(), % still repairing receive {Pid1,R1} -> {ok, Tab} = R1 end, receive {Pid2,R2} -> {ok, Tab} = R2 end, @@ -3456,6 +3479,15 @@ open_w(Tab, File, Delay, Config) -> file:delete(File), ok. +wait_for_repair_to_start(Tab) -> + case catch dets_server:get_pid(Tab) of + {'EXIT', _} -> + timer:sleep(1), + wait_for_repair_to_start(Tab); + Pid when is_pid(Pid) -> + ok + end. + qlen() -> {_, {_, N}} = lists:keysearch(message_queue_len, 1, process_info(self())), N. @@ -4350,6 +4382,7 @@ check_badarg({'EXIT', {badarg, [{M,F,A,_} | _]}}, M, F, Args) -> true = test_server:is_native(M) andalso length(Args) =:= A. check_pps({Ports0,Procs0} = P0) -> + ok = check_dets_tables(), case pps() of P0 -> ok; @@ -4375,13 +4408,45 @@ check_pps({Ports0,Procs0} = P0) -> end end. +%% Copied from dets_server.erl: +-define(REGISTRY, dets_registry). +-define(OWNERS, dets_owners). +-define(STORE, dets). + +check_dets_tables() -> + Store = [T || + T <- ets:all(), + ets:info(T, name) =:= ?STORE, + owner(T) =:= dets], + S = case Store of + [Tab] -> ets:tab2list(Tab); + [] -> [] + end, + case {ets:tab2list(?REGISTRY), ets:tab2list(?OWNERS), S} of + {[], [], []} -> ok; + {R, O, _} -> + io:format("Registry: ~p~n", [R]), + io:format("Owners: ~p~n", [O]), + io:format("Store: ~p~n", [S]), + not_ok + end. + +owner(Tab) -> + Owner = ets:info(Tab, owner), + case process_info(Owner, registered_name) of + {registered_name, Name} -> Name; + _ -> Owner + end. + show(_S, []) -> ok; -show(S, [Pid|Pids]) when is_pid(Pid) -> - io:format("~s: ~p~n", [S, erlang:process_info(Pid)]), +show(S, [{Pid, Name, InitCall}|Pids]) when is_pid(Pid) -> + io:format("~s: ~w (~w), ~w: ~p~n", + [S, Pid, proc_reg_name(Name), InitCall, + erlang:process_info(Pid)]), show(S, Pids); -show(S, [Port|Ports]) when is_port(Port)-> - io:format("~s: ~p~n", [S, erlang:port_info(Port)]), +show(S, [{Port, _}|Ports]) when is_port(Port)-> + io:format("~s: ~w: ~p~n", [S, Port, erlang:port_info(Port)]), show(S, Ports). pps() -> @@ -4397,5 +4462,8 @@ process_list() -> safe_second_element(process_info(P, initial_call))} || P <- processes()]. +proc_reg_name({registered_name, Name}) -> Name; +proc_reg_name([]) -> no_reg_name. + safe_second_element({_,Info}) -> Info; safe_second_element(Other) -> Other. diff --git a/lib/stdlib/test/stdlib_SUITE.erl b/lib/stdlib/test/stdlib_SUITE.erl index 3d09bd27ff..6669a21b9c 100644 --- a/lib/stdlib/test/stdlib_SUITE.erl +++ b/lib/stdlib/test/stdlib_SUITE.erl @@ -22,14 +22,7 @@ -module(stdlib_SUITE). -include_lib("test_server/include/test_server.hrl"). - -% Test server specific exports --export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, - init_per_group/2,end_per_group/2]). --export([init_per_testcase/2, end_per_testcase/2]). - -% Test cases must be exported. --export([app_test/1, appup_test/1]). +-compile(export_all). %% %% all/1 @@ -37,10 +30,10 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [app_test, appup_test]. + [app_test, appup_test, {group,upgrade}]. groups() -> - []. + [{upgrade,[minor_upgrade,major_upgrade]}]. init_per_suite(Config) -> Config. @@ -48,9 +41,13 @@ init_per_suite(Config) -> end_per_suite(_Config) -> ok. +init_per_group(upgrade, Config) -> + ct_release_test:init(Config); init_per_group(_GroupName, Config) -> Config. +end_per_group(upgrade, Config) -> + ct_release_test:cleanup(Config); end_per_group(_GroupName, Config) -> Config. @@ -165,3 +162,19 @@ check_appup([Vsn|Vsns],Instrs,Expected) -> end; check_appup([],_,_) -> ok. + + +minor_upgrade(Config) -> + ct_release_test:upgrade(stdlib,minor,{?MODULE,[]},Config). + +major_upgrade(Config) -> + ct_release_test:upgrade(stdlib,major,{?MODULE,[]},Config). + +%% Version numbers are checked by ct_release_test, so there is nothing +%% more to check here... +upgrade_init(State) -> + State. +upgrade_upgraded(State) -> + State. +upgrade_downgraded(State) -> + State. diff --git a/lib/stdlib/test/supervisor_SUITE.erl b/lib/stdlib/test/supervisor_SUITE.erl index 836ea7c030..c98654aef7 100644 --- a/lib/stdlib/test/supervisor_SUITE.erl +++ b/lib/stdlib/test/supervisor_SUITE.erl @@ -37,9 +37,11 @@ sup_start_ignore_child/1, sup_start_ignore_temporary_child/1, sup_start_ignore_temporary_child_start_child/1, sup_start_ignore_temporary_child_start_child_simple/1, - sup_start_error_return/1, sup_start_fail/1, sup_stop_infinity/1, - sup_stop_timeout/1, sup_stop_brutal_kill/1, child_adm/1, - child_adm_simple/1, child_specs/1, extra_return/1]). + sup_start_error_return/1, sup_start_fail/1, + sup_start_map/1, sup_start_map_faulty_specs/1, + sup_stop_infinity/1, sup_stop_timeout/1, sup_stop_brutal_kill/1, + child_adm/1, child_adm_simple/1, child_specs/1, extra_return/1, + sup_flags/1]). %% Tests concept permanent, transient and temporary -export([ permanent_normal/1, transient_normal/1, @@ -65,7 +67,8 @@ do_not_save_child_specs_for_temporary_children/1, simple_one_for_one_scale_many_temporary_children/1, simple_global_supervisor/1, hanging_restart_loop/1, - hanging_restart_loop_simple/1]). + hanging_restart_loop_simple/1, code_change/1, code_change_map/1, + code_change_simple/1, code_change_simple_map/1]). %%------------------------------------------------------------------------- @@ -73,8 +76,8 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [{group, sup_start}, {group, sup_stop}, child_adm, - child_adm_simple, extra_return, child_specs, + [{group, sup_start}, {group, sup_start_map}, {group, sup_stop}, child_adm, + child_adm_simple, extra_return, child_specs, sup_flags, {group, restart_one_for_one}, {group, restart_one_for_all}, {group, restart_simple_one_for_one}, @@ -85,7 +88,8 @@ all() -> count_children, do_not_save_start_parameters_for_temporary_children, do_not_save_child_specs_for_temporary_children, simple_one_for_one_scale_many_temporary_children, temporary_bystander, - simple_global_supervisor, hanging_restart_loop, hanging_restart_loop_simple]. + simple_global_supervisor, hanging_restart_loop, hanging_restart_loop_simple, + code_change, code_change_map, code_change_simple, code_change_simple_map]. groups() -> [{sup_start, [], @@ -94,6 +98,8 @@ groups() -> sup_start_ignore_temporary_child_start_child, sup_start_ignore_temporary_child_start_child_simple, sup_start_error_return, sup_start_fail]}, + {sup_start_map, [], + [sup_start_map, sup_start_map_faulty_specs]}, {sup_stop, [], [sup_stop_infinity, sup_stop_timeout, sup_stop_brutal_kill]}, @@ -256,6 +262,60 @@ sup_start_fail(Config) when is_list(Config) -> check_exit_reason(Term). %%------------------------------------------------------------------------- +%% Tests that the supervisor process starts correctly with map +%% startspec, and that the full childspec can be read. +sup_start_map(Config) when is_list(Config) -> + process_flag(trap_exit, true), + Child1 = #{id=>child1, start=>{supervisor_1, start_child, []}}, + Child2 = #{id=>child2, + start=>{supervisor_1, start_child, []}, + shutdown=>brutal_kill}, + Child3 = #{id=>child3, + start=>{supervisor_1, start_child, []}, + type=>supervisor}, + {ok, Pid} = start_link({ok, {#{}, [Child1,Child2,Child3]}}), + + %% Check default values + {ok,#{id:=child1, + start:={supervisor_1,start_child,[]}, + restart:=permanent, + shutdown:=5000, + type:=worker, + modules:=[supervisor_1]}} = supervisor:get_childspec(Pid, child1), + {ok,#{id:=child2, + start:={supervisor_1,start_child,[]}, + restart:=permanent, + shutdown:=brutal_kill, + type:=worker, + modules:=[supervisor_1]}} = supervisor:get_childspec(Pid, child2), + {ok,#{id:=child3, + start:={supervisor_1,start_child,[]}, + restart:=permanent, + shutdown:=infinity, + type:=supervisor, + modules:=[supervisor_1]}} = supervisor:get_childspec(Pid, child3), + {error,not_found} = supervisor:get_childspec(Pid, child4), + terminate(Pid, shutdown). + +%%------------------------------------------------------------------------- +%% Tests that the supervisor produces good error messages when start- +%% and child specs are faulty. +sup_start_map_faulty_specs(Config) when is_list(Config) -> + process_flag(trap_exit, true), + Child1 = #{start=>{supervisor_1, start_child, []}}, + Child2 = #{id=>child2}, + Child3 = #{id=>child3, + start=>{supervisor_1, start_child, []}, + silly_flag=>true}, + Child4 = child4, + {error,{start_spec,missing_id}} = start_link({ok, {#{}, [Child1]}}), + {error,{start_spec,missing_start}} = start_link({ok, {#{}, [Child2]}}), + {ok,Pid} = start_link({ok, {#{}, [Child3]}}), + terminate(Pid,shutdown), + {error,{start_spec,{invalid_child_spec,child4}}} = + start_link({ok, {#{}, [Child4]}}). + +%%------------------------------------------------------------------------- %% See sup_stop/1 when Shutdown = infinity, this walue is allowed for %% children of type supervisor _AND_ worker. sup_stop_infinity(Config) when is_list(Config) -> @@ -479,7 +539,7 @@ child_adm_simple(Config) when is_list(Config) -> %% Tests child specs, invalid formats should be rejected. child_specs(Config) when is_list(Config) -> process_flag(trap_exit, true), - {ok, _Pid} = start_link({ok, {{one_for_one, 2, 3600}, []}}), + {ok, Pid} = start_link({ok, {{one_for_one, 2, 3600}, []}}), {error, _} = supervisor:start_child(sup_test, hej), %% Bad child specs @@ -509,6 +569,7 @@ child_specs(Config) when is_list(Config) -> {error, {invalid_modules,dy}} = supervisor:start_child(sup_test, B5), + {error, {badarg, _}} = supervisor:check_childspecs(B1), % should be list {error, {invalid_mfa,mfa}} = supervisor:check_childspecs([B1]), {error, {invalid_restart_type,prmanent}} = supervisor:check_childspecs([B2]), @@ -524,6 +585,54 @@ child_specs(Config) when is_list(Config) -> ok = supervisor:check_childspecs([C3]), ok = supervisor:check_childspecs([C4]), ok = supervisor:check_childspecs([C5]), + + {error,{duplicate_child_name,child}} = supervisor:check_childspecs([C1,C2]), + + terminate(Pid, shutdown), + + %% Faulty child specs in supervisor start + {error, {start_spec, {invalid_mfa, mfa}}} = + start_link({ok, {{one_for_one, 2, 3600}, [B1]}}), + {error, {start_spec, {invalid_restart_type, prmanent}}} = + start_link({ok, {{simple_one_for_one, 2, 3600}, [B2]}}), + + %% simple_one_for_one needs exactly one child + {error,{bad_start_spec,[]}} = + start_link({ok, {{simple_one_for_one, 2, 3600}, []}}), + {error,{bad_start_spec,[C1,C2]}} = + start_link({ok, {{simple_one_for_one, 2, 3600}, [C1,C2]}}), + + ok. + +%%------------------------------------------------------------------------- +%% Test error handling of supervisor flags +sup_flags(_Config) -> + process_flag(trap_exit,true), + {error,{supervisor_data,{invalid_strategy,_}}} = + start_link({ok, {{none_for_one, 2, 3600}, []}}), + {error,{supervisor_data,{invalid_strategy,_}}} = + start_link({ok, {#{strategy=>none_for_one}, []}}), + {error,{supervisor_data,{invalid_intensity,_}}} = + start_link({ok, {{one_for_one, infinity, 3600}, []}}), + {error,{supervisor_data,{invalid_intensity,_}}} = + start_link({ok, {#{intensity=>infinity}, []}}), + {error,{supervisor_data,{invalid_period,_}}} = + start_link({ok, {{one_for_one, 2, 0}, []}}), + {error,{supervisor_data,{invalid_period,_}}} = + start_link({ok, {#{period=>0}, []}}), + {error,{supervisor_data,{invalid_period,_}}} = + start_link({ok, {{one_for_one, 2, infinity}, []}}), + {error,{supervisor_data,{invalid_period,_}}} = + start_link({ok, {#{period=>infinity}, []}}), + + %% SupFlags other than a map or a 3-tuple + {error,{supervisor_data,{invalid_type,_}}} = + start_link({ok, {{one_for_one, 2}, []}}), + + %% Unexpected flags are ignored + {ok,Pid} = start_link({ok,{#{silly_flag=>true},[]}}), + terminate(Pid,shutdown), + ok. %%------------------------------------------------------------------------- @@ -1647,6 +1756,186 @@ hanging_restart_loop_simple(Config) when is_list(Config) -> ok. %%------------------------------------------------------------------------- +%% Test the code_change function +code_change(_Config) -> + process_flag(trap_exit, true), + + SupFlags = {one_for_one, 0, 1}, + {ok, Pid} = start_link({ok, {SupFlags, []}}), + [] = supervisor:which_children(Pid), + + %% Change supervisor flags + S1 = sys:get_state(Pid), + ok = fake_upgrade(Pid,{ok, {{one_for_one, 1, 3}, []}}), + S2 = sys:get_state(Pid), + true = (S1 /= S2), + + %% Faulty childspec + FaultyChild = {child1, permanent, brutal_kill, worker, []}, % missing start + {error,{error,{invalid_child_spec,FaultyChild}}} = + fake_upgrade(Pid,{ok,{SupFlags,[FaultyChild]}}), + + %% Add child1 and child2 + Child1 = {child1, {supervisor_1, start_child, []}, + permanent, 2000, worker, []}, + Child2 = {child2, {supervisor_1, start_child, []}, + permanent, brutal_kill, worker, []}, + ok = fake_upgrade(Pid,{ok,{SupFlags,[Child1,Child2]}}), + %% Children are not automatically started + {ok,_} = supervisor:restart_child(Pid,child1), + {ok,_} = supervisor:restart_child(Pid,child2), + [{child2,_,_,_},{child1,_,_,_}] = supervisor:which_children(Pid), + + %% Change child1, remove child2 and add child3 + Child11 = {child1, {supervisor_1, start_child, []}, + permanent, 1000, worker, []}, + Child3 = {child3, {supervisor_1, start_child, []}, + permanent, brutal_kill, worker, []}, + ok = fake_upgrade(Pid,{ok, {SupFlags, [Child11,Child3]}}), + %% Children are not deleted on upgrade, so it is ok that child2 is + %% still here + [{child2,_,_,_},{child3,_,_,_},{child1,_,_,_}] = + supervisor:which_children(Pid), + + %% Ignore during upgrade + ok = fake_upgrade(Pid,ignore), + + %% Error during upgrade + {error, faulty_return} = fake_upgrade(Pid,faulty_return), + + %% Faulty flags + {error,{error, {invalid_intensity,faulty_intensity}}} = + fake_upgrade(Pid,{ok, {{one_for_one,faulty_intensity,1}, []}}), + {error,{error,{bad_flags, faulty_flags}}} = + fake_upgrade(Pid,{ok, {faulty_flags, []}}), + + terminate(Pid,shutdown). + +code_change_map(_Config) -> + process_flag(trap_exit, true), + + {ok, Pid} = start_link({ok, {#{}, []}}), + [] = supervisor:which_children(Pid), + + %% Change supervisor flags + S1 = sys:get_state(Pid), + ok = fake_upgrade(Pid,{ok, {#{intensity=>1, period=>3}, []}}), + S2 = sys:get_state(Pid), + true = (S1 /= S2), + + %% Faulty childspec + FaultyChild = #{id=>faulty_child}, + {error,{error,missing_start}} = + fake_upgrade(Pid,{ok,{#{},[FaultyChild]}}), + + %% Add child1 and child2 + Child1 = #{id=>child1, + start=>{supervisor_1, start_child, []}, + shutdown=>2000}, + Child2 = #{id=>child2, + start=>{supervisor_1, start_child, []}}, + ok = fake_upgrade(Pid,{ok,{#{},[Child1,Child2]}}), + %% Children are not automatically started + {ok,_} = supervisor:restart_child(Pid,child1), + {ok,_} = supervisor:restart_child(Pid,child2), + [{child2,_,_,_},{child1,_,_,_}] = supervisor:which_children(Pid), + {ok,#{shutdown:=2000}} = supervisor:get_childspec(Pid,child1), + + %% Change child1, remove child2 and add child3 + Child11 = #{id=>child1, + start=>{supervisor_1, start_child, []}, + shutdown=>1000}, + Child3 = #{id=>child3, + start=>{supervisor_1, start_child, []}}, + ok = fake_upgrade(Pid,{ok, {#{}, [Child11,Child3]}}), + %% Children are not deleted on upgrade, so it is ok that child2 is + %% still here + [{child2,_,_,_},{child3,_,_,_},{child1,_,_,_}] = + supervisor:which_children(Pid), + {ok,#{shutdown:=1000}} = supervisor:get_childspec(Pid,child1), + + %% Ignore during upgrade + ok = fake_upgrade(Pid,ignore), + + %% Error during upgrade + {error, faulty_return} = fake_upgrade(Pid,faulty_return), + + %% Faulty flags + {error,{error, {invalid_intensity,faulty_intensity}}} = + fake_upgrade(Pid,{ok, {#{intensity=>faulty_intensity}, []}}), + + terminate(Pid,shutdown). + +code_change_simple(_Config) -> + process_flag(trap_exit, true), + + SimpleChild1 = {child1,{supervisor_1, start_child, []}, permanent, + brutal_kill, worker, []}, + SimpleFlags = {simple_one_for_one, 0, 1}, + {ok, SimplePid} = start_link({ok, {SimpleFlags,[SimpleChild1]}}), + %% Change childspec + SimpleChild11 = {child1,{supervisor_1, start_child, []}, permanent, + 1000, worker, []}, + ok = fake_upgrade(SimplePid,{ok,{SimpleFlags,[SimpleChild11]}}), + + %% Attempt to add child + SimpleChild2 = {child2,{supervisor_1, start_child, []}, permanent, + brutal_kill, worker, []}, + + {error, {error, {ok,[_,_]}}} = + fake_upgrade(SimplePid,{ok,{SimpleFlags,[SimpleChild1,SimpleChild2]}}), + + %% Attempt to remove child + {error, {error, {ok,[]}}} = fake_upgrade(SimplePid,{ok,{SimpleFlags,[]}}), + + terminate(SimplePid,shutdown), + ok. + +code_change_simple_map(_Config) -> + process_flag(trap_exit, true), + + SimpleChild1 = #{id=>child1, + start=>{supervisor_1, start_child, []}}, + SimpleFlags = #{strategy=>simple_one_for_one}, + {ok, SimplePid} = start_link({ok, {SimpleFlags,[SimpleChild1]}}), + %% Change childspec + SimpleChild11 = #{id=>child1, + start=>{supervisor_1, start_child, []}, + shutdown=>1000}, + ok = fake_upgrade(SimplePid,{ok,{SimpleFlags,[SimpleChild11]}}), + + %% Attempt to add child + SimpleChild2 = #{id=>child2, + start=>{supervisor_1, start_child, []}}, + {error, {error, {ok, [_,_]}}} = + fake_upgrade(SimplePid,{ok,{SimpleFlags,[SimpleChild1,SimpleChild2]}}), + + %% Attempt to remove child + {error, {error, {ok, []}}} = + fake_upgrade(SimplePid,{ok,{SimpleFlags,[]}}), + + terminate(SimplePid,shutdown), + ok. + +fake_upgrade(Pid,NewInitReturn) -> + ok = sys:suspend(Pid), + + %% Update state to fake code change + %% The #state record in supervisor.erl holds the arguments given + %% to the callback init function. By replacing these arguments the + %% init function will return something new and by that fake a code + %% change (see init function above in this module). + Fun = fun(State) -> + Size = size(State), % 'args' is the last field in #state. + setelement(Size,State,NewInitReturn) + end, + sys:replace_state(Pid,Fun), + + R = sys:change_code(Pid,gen_server,dummy_vsn,[]), + ok = sys:resume(Pid), + R. + +%%------------------------------------------------------------------------- terminate(Pid, Reason) when Reason =/= supervisor -> terminate(dummy, Pid, dummy, Reason). diff --git a/lib/syntax_tools/src/erl_syntax.erl b/lib/syntax_tools/src/erl_syntax.erl index 7f1e7dda31..de271d7f2f 100644 --- a/lib/syntax_tools/src/erl_syntax.erl +++ b/lib/syntax_tools/src/erl_syntax.erl @@ -669,6 +669,9 @@ is_leaf(Node) -> operator -> true; % nonstandard type string -> true; text -> true; % nonstandard type + map_expr -> + map_expr_fields(Node) =:= [] andalso + map_expr_argument(Node) =:= none; tuple -> tuple_elements(Node) =:= []; underscore -> true; variable -> true; @@ -6098,6 +6101,9 @@ abstract([]) -> nil(); abstract(T) when is_tuple(T) -> tuple(abstract_list(tuple_to_list(T))); +abstract(T) when is_map(T) -> + map_expr([map_field_assoc(abstract(Key),abstract(Value)) + || {Key,Value} <- maps:to_list(T)]); abstract(T) when is_binary(T) -> binary([binary_field(integer(B)) || B <- binary_to_list(T)]); abstract(T) -> @@ -6166,6 +6172,14 @@ concrete(Node) -> | concrete(list_tail(Node))]; tuple -> list_to_tuple(concrete_list(tuple_elements(Node))); + map_expr -> + As = [tuple([map_field_assoc_name(F), + map_field_assoc_value(F)]) || F <- map_expr_fields(Node)], + M0 = maps:from_list(concrete_list(As)), + case map_expr_argument(Node) of + none -> M0; + Node0 -> maps:merge(concrete(Node0),M0) + end; binary -> Fs = [revert_binary_field( binary_field(binary_field_body(F), @@ -6235,10 +6249,31 @@ is_literal(T) -> is_literal(list_head(T)) andalso is_literal(list_tail(T)); tuple -> lists:all(fun is_literal/1, tuple_elements(T)); + map_expr -> + case map_expr_argument(T) of + none -> true; + Arg -> is_literal(Arg) + end andalso lists:all(fun is_literal_map_field/1, map_expr_fields(T)); + binary -> + lists:all(fun is_literal_binary_field/1, binary_fields(T)); _ -> false end. +is_literal_binary_field(F) -> + case binary_field_types(F) of + [] -> is_literal(binary_field_body(F)); + _ -> false + end. + +is_literal_map_field(F) -> + case type(F) of + map_field_assoc -> + is_literal(map_field_assoc_name(F)) andalso + is_literal(map_field_assoc_value(F)); + map_field_exact -> + false + end. %% ===================================================================== %% @doc Returns an `erl_parse'-compatible representation of a diff --git a/lib/syntax_tools/test/Makefile b/lib/syntax_tools/test/Makefile index d4733b9a42..f67e3f8984 100644 --- a/lib/syntax_tools/test/Makefile +++ b/lib/syntax_tools/test/Makefile @@ -61,5 +61,6 @@ release_tests_spec: make_emakefile $(INSTALL_DATA) $(EMAKEFILE) $(ERL_FILES) "$(RELSYSDIR)" $(INSTALL_DATA) syntax_tools.spec syntax_tools.cover "$(RELSYSDIR)" chmod -R u+w "$(RELSYSDIR)" + @tar cf - *_SUITE_data | (cd "$(RELSYSDIR)"; tar xf -) release_docs_spec: diff --git a/lib/syntax_tools/test/syntax_tools_SUITE.erl b/lib/syntax_tools/test/syntax_tools_SUITE.erl index 6fb3e5ccfb..3c6b33f459 100644 --- a/lib/syntax_tools/test/syntax_tools_SUITE.erl +++ b/lib/syntax_tools/test/syntax_tools_SUITE.erl @@ -24,12 +24,16 @@ init_per_group/2,end_per_group/2]). %% Test cases --export([app_test/1,appup_test/1,smoke_test/1,revert/1,revert_map/1]). +-export([app_test/1,appup_test/1,smoke_test/1,revert/1,revert_map/1, + t_abstract_type/1,t_erl_parse_type/1,t_epp_dodger/1, + t_comment_scan/1,t_igor/1]). suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [app_test,appup_test,smoke_test,revert,revert_map]. + [app_test,appup_test,smoke_test,revert,revert_map, + t_abstract_type,t_erl_parse_type,t_epp_dodger, + t_comment_scan,t_igor]. groups() -> []. @@ -54,15 +58,15 @@ appup_test(Config) when is_list(Config) -> %% Read and parse all source in the OTP release. smoke_test(Config) when is_list(Config) -> - ?line Dog = ?t:timetrap(?t:minutes(12)), - ?line Wc = filename:join([code:lib_dir(),"*","src","*.erl"]), - ?line Fs = filelib:wildcard(Wc), - ?line io:format("~p files\n", [length(Fs)]), - ?line case p_run(fun smoke_test_file/1, Fs) of - 0 -> ok; - N -> ?line ?t:fail({N,errors}) - end, - ?line ?t:timetrap_cancel(Dog). + Dog = ?t:timetrap(?t:minutes(12)), + Wc = filename:join([code:lib_dir(),"*","src","*.erl"]), + Fs = filelib:wildcard(Wc), + io:format("~p files\n", [length(Fs)]), + case p_run(fun smoke_test_file/1, Fs) of + 0 -> ok; + N -> ?t:fail({N,errors}) + end, + ?t:timetrap_cancel(Dog). smoke_test_file(File) -> case epp_dodger:parse_file(File) of @@ -94,9 +98,9 @@ revert(Config) when is_list(Config) -> io:format("~p files\n", [length(Fs)]), case p_run(fun (File) -> revert_file(File, Path) end, Fs) of 0 -> ok; - N -> ?line ?t:fail({N,errors}) + N -> ?t:fail({N,errors}) end, - ?line ?t:timetrap_cancel(Dog). + ?t:timetrap_cancel(Dog). revert_file(File, Path) -> case epp:parse_file(File, Path, []) of @@ -110,14 +114,298 @@ revert_file(File, Path) -> end. %% Testing bug fix for reverting map_field_assoc -revert_map(Config) -> +revert_map(Config) when is_list(Config) -> Dog = ?t:timetrap(?t:minutes(1)), - ?line [{map_field_assoc,16,{atom,17,name},{var,18,'Value'}}] = - erl_syntax:revert_forms([{tree,map_field_assoc, - {attr,16,[],none}, - {map_field_assoc, - {atom,17,name},{var,18,'Value'}}}]), - ?line ?t:timetrap_cancel(Dog). + [{map_field_assoc,16,{atom,17,name},{var,18,'Value'}}] = + erl_syntax:revert_forms([{tree,map_field_assoc, + {attr,16,[],none}, + {map_field_assoc,{atom,17,name},{var,18,'Value'}}}]), + ?t:timetrap_cancel(Dog). + + + +%% api tests + +t_abstract_type(Config) when is_list(Config) -> + F = fun validate_abstract_type/1, + ok = validate(F,[{hi,atom}, + {1,integer}, + {1.0,float}, + {$a,integer}, + {[],nil}, + {[<<1,2>>,a,b],list}, + {[2,3,<<1,2>>,a,b],list}, + {[$a,$b,$c],string}, + {"hello world",string}, + {<<1,2,3>>,binary}, + {#{a=>1,"b"=>2},map_expr}, + {#{#{i=>1}=>1,"b"=>#{v=>2}},map_expr}, + {{a,b,c},tuple}]), + ok. + +t_erl_parse_type(Config) when is_list(Config) -> + F = fun validate_erl_parse_type/1, + %% leaf types + ok = validate(F,[{"1",integer,true}, + {"123456789",integer,true}, + {"$h", char,true}, + {"3.1415", float,true}, + {"1.33e36", float,true}, + {"\"1.33e36: hello\"", string,true}, + {"Var1", variable,true}, + {"_", underscore,true}, + {"[]", nil,true}, + {"{}", tuple,true}, + {"#{}",map_expr,true}, + {"'some atom'", atom, true}]), + %% composite types + ok = validate(F,[{"case X of t -> t; f -> f end", case_expr,false}, + {"try X of t -> t catch C:R -> error end", try_expr,false}, + {"receive X -> X end", receive_expr,false}, + {"receive M -> X1 after T -> X2 end", receive_expr,false}, + {"catch (X)", catch_expr,false}, + {"fun(X) -> X end", fun_expr,false}, + {"fun Foo(X) -> X end", named_fun_expr,false}, + {"fun foo/2", implicit_fun,false}, + {"fun bar:foo/2", implicit_fun,false}, + {"if X -> t; true -> f end", if_expr,false}, + {"<<1,2,3,4>>", binary,false}, + {"<<1,2,3,4:5>>", binary,false}, + {"<<V1:63,V2:22/binary, V3/bits>>", binary,false}, + {"begin X end", block_expr,false}, + {"foo(X1,X2)", application,false}, + {"bar:foo(X1,X2)", application,false}, + {"[1,2,3,4]", list,false}, + {"[1|4]", list, false}, + {"[<<1>>,<<2>>,-2,<<>>,[more,list]]", list,false}, + {"[1|[2|[3|[4|[]]]]]", list,false}, + {"#{ a=>1, b=>2 }", map_expr,false}, + {"#{3=>3}#{ a=>1, b=>2 }", map_expr,false}, + {"#{ a:=1, b:=2 }", map_expr,false}, + {"M#{ a=>1, b=>2 }", map_expr,false}, + {"[V||V <- Vs]", list_comp,false}, + {"<< <<B>> || <<B>> <= Bs>>", binary_comp,false}, + {"#state{ a = A, b = B}", record_expr,false}, + {"#state{}", record_expr,false}, + {"#s{ a = #def{ a=A }, b = B}", record_expr,false}, + {"State#state{ a = A, b = B}", record_expr,false}, + {"State#state.a", record_access,false}, + {"#state.a", record_index_expr,false}, + {"-X", prefix_expr,false}, + {"X1 + X2", infix_expr,false}, + {"(X1 + X2) * X3", infix_expr,false}, + {"X1 = X2", match_expr,false}, + {"{a,b,c}", tuple,false}]), + ok. + +%% the macro ?MODULE seems faulty +t_epp_dodger(Config) when is_list(Config) -> + DataDir = ?config(data_dir, Config), + PrivDir = ?config(priv_dir, Config), + Filenames = ["syntax_tools_SUITE_test_module.erl", + "syntax_tools_test.erl"], + ok = test_epp_dodger(Filenames,DataDir,PrivDir), + ok. + +t_comment_scan(Config) when is_list(Config) -> + DataDir = ?config(data_dir, Config), + Filenames = ["syntax_tools_SUITE_test_module.erl", + "syntax_tools_test.erl"], + ok = test_comment_scan(Filenames,DataDir), + ok. + +t_igor(Config) when is_list(Config) -> + DataDir = ?config(data_dir, Config), + PrivDir = ?config(priv_dir, Config), + FileM1 = filename:join(DataDir,"m1.erl"), + FileM2 = filename:join(DataDir,"m2.erl"), + ["m.erl",_]=R = igor:merge(m,[FileM1,FileM2],[{outdir,PrivDir}]), + io:format("igor:merge/3 = ~p~n", [R]), + ok. + +test_comment_scan([],_) -> ok; +test_comment_scan([File|Files],DataDir) -> + Filename = filename:join(DataDir,File), + {ok, Fs0} = epp:parse_file(Filename, [], []), + Comments = erl_comment_scan:file(Filename), + Fun = fun(Node) -> + case erl_syntax:is_form(Node) of + true -> + C1 = erl_syntax:comment(2,[" This is a form."]), + Node1 = erl_syntax:add_precomments([C1],Node), + Node1; + false -> + Node + end + end, + Fs1 = erl_recomment:recomment_forms(Fs0, Comments), + Fs2 = erl_syntax_lib:map(Fun, Fs1), + io:format("File: ~s~n", [Filename]), + io:put_chars(erl_prettypr:format(Fs2, [{paper, 120}, + {ribbon, 110}])), + test_comment_scan(Files,DataDir). + + +test_epp_dodger([], _, _) -> ok; +test_epp_dodger([Filename|Files],DataDir,PrivDir) -> + io:format("Parsing ~p~n", [Filename]), + InFile = filename:join(DataDir, Filename), + Parsers = [{fun epp_dodger:parse_file/1,parse_file}, + {fun epp_dodger:quick_parse_file/1,quick_parse_file}, + {fun (File) -> + {ok,Dev} = file:open(File,[read]), + Res = epp_dodger:parse(Dev), + file:close(File), + Res + end, parse}, + {fun (File) -> + {ok,Dev} = file:open(File,[read]), + Res = epp_dodger:quick_parse(Dev), + file:close(File), + Res + end, quick_parse}], + FsForms = parse_with(Parsers, InFile), + ok = pretty_print_parse_forms(FsForms,PrivDir,Filename), + test_epp_dodger(Files,DataDir,PrivDir). + +parse_with([],_) -> []; +parse_with([{Fun,ParserType}|Funs],File) -> + {ok, Fs} = Fun(File), + [{Fs,ParserType}|parse_with(Funs,File)]. + +pretty_print_parse_forms([],_,_) -> ok; +pretty_print_parse_forms([{Fs0,Type}|FsForms],PrivDir,Filename) -> + Parser = atom_to_list(Type), + OutFile = filename:join(PrivDir, Parser ++"_" ++ Filename), + io:format("Pretty print ~p (~w) to ~p~n", [Filename,Type,OutFile]), + Comment = fun (Node,{CntCase,CntTry}=Cnt) -> + case erl_syntax:type(Node) of + case_expr -> + C1 = erl_syntax:comment(2,["Before a case expression"]), + Node1 = erl_syntax:add_precomments([C1],Node), + C2 = erl_syntax:comment(2,["After a case expression"]), + Node2 = erl_syntax:add_postcomments([C2],Node1), + {Node2,{CntCase+1,CntTry}}; + try_expr -> + C1 = erl_syntax:comment(2,["Before a try expression"]), + Node1 = erl_syntax:set_precomments(Node, + erl_syntax:get_precomments(Node) ++ [C1]), + C2 = erl_syntax:comment(2,["After a try expression"]), + Node2 = erl_syntax:set_postcomments(Node1, + erl_syntax:get_postcomments(Node1) ++ [C2]), + {Node2,{CntCase,CntTry+1}}; + _ -> + {Node,Cnt} + end + end, + Fs1 = erl_syntax:form_list(Fs0), + {Fs2,{CC,CT}} = erl_syntax_lib:mapfold(Comment,{0,0}, Fs1), + io:format("Commented on ~w cases and ~w tries~n", [CC,CT]), + PP = erl_prettypr:format(Fs2), + ok = file:write_file(OutFile,iolist_to_binary(PP)), + pretty_print_parse_forms(FsForms,PrivDir,Filename). + + +validate(_,[]) -> ok; +validate(F,[V|Vs]) -> + ok = F(V), + validate(F,Vs). + + +validate_abstract_type({Lit,Type}) -> + Tree = erl_syntax:abstract(Lit), + ok = validate_special_type(Type,Tree), + Type = erl_syntax:type(Tree), + true = erl_syntax:is_literal(Tree), + ErlT = erl_syntax:revert(Tree), + Type = erl_syntax:type(ErlT), + ok = validate_special_type(Type,ErlT), + Conc = erl_syntax:concrete(Tree), + Lit = Conc, + ok. + +validate_erl_parse_type({String,Type,Leaf}) -> + ErlT = string_to_expr(String), + ok = validate_special_type(Type,ErlT), + Type = erl_syntax:type(ErlT), + Leaf = erl_syntax:is_leaf(ErlT), + Tree = erl_syntax_lib:map(fun(Node) -> Node end, ErlT), + Type = erl_syntax:type(Tree), + _ = erl_syntax:meta(Tree), + ok = validate_special_type(Type,Tree), + RevT = erl_syntax:revert(Tree), + ok = validate_special_type(Type,RevT), + Type = erl_syntax:type(RevT), + ok. + +validate_special_type(string,Node) -> + Val = erl_syntax:string_value(Node), + true = erl_syntax:is_string(Node,Val), + _ = erl_syntax:string_literal(Node), + ok; +validate_special_type(variable,Node) -> + _ = erl_syntax:variable_literal(Node), + ok; +validate_special_type(fun_expr,Node) -> + A = erl_syntax:fun_expr_arity(Node), + true = is_integer(A), + ok; +validate_special_type(named_fun_expr,Node) -> + A = erl_syntax:named_fun_expr_arity(Node), + true = is_integer(A), + ok; +validate_special_type(tuple,Node) -> + Size = erl_syntax:tuple_size(Node), + true = is_integer(Size), + ok; +validate_special_type(float,Node) -> + Str = erl_syntax:float_literal(Node), + Val = list_to_float(Str), + Val = erl_syntax:float_value(Node), + false = erl_syntax:is_proper_list(Node), + false = erl_syntax:is_list_skeleton(Node), + ok; +validate_special_type(integer,Node) -> + Str = erl_syntax:integer_literal(Node), + Val = list_to_integer(Str), + true = erl_syntax:is_integer(Node,Val), + Val = erl_syntax:integer_value(Node), + false = erl_syntax:is_proper_list(Node), + ok; +validate_special_type(nil,Node) -> + true = erl_syntax:is_proper_list(Node), + ok; +validate_special_type(list,Node) -> + true = erl_syntax:is_list_skeleton(Node), + _ = erl_syntax:list_tail(Node), + ErrV = erl_syntax:list_head(Node), + false = erl_syntax:is_string(Node,ErrV), + Norm = erl_syntax:normalize_list(Node), + list = erl_syntax:type(Norm), + case erl_syntax:is_proper_list(Node) of + true -> + true = erl_syntax:is_list_skeleton(Node), + Compact = erl_syntax:compact_list(Node), + list = erl_syntax:type(Compact), + [_|_] = erl_syntax:list_elements(Node), + _ = erl_syntax:list_elements(Node), + N = erl_syntax:list_length(Node), + true = N > 0, + ok; + false -> + ok + end; +validate_special_type(_,_) -> + ok. + +%%% scan_and_parse + +string_to_expr(String) -> + io:format("Str: ~p~n", [String]), + {ok, Ts, _} = erl_scan:string(String++"."), + {ok,[Expr]} = erl_parse:parse_exprs(Ts), + Expr. + p_run(Test, List) -> N = erlang:system_info(schedulers), @@ -138,4 +426,3 @@ p_run_loop(Test, List, N, Refs0, Errors0) -> Refs = Refs0 -- [Ref], p_run_loop(Test, List, N, Refs, Errors) end. - diff --git a/lib/syntax_tools/test/syntax_tools_SUITE_data/m1.erl b/lib/syntax_tools/test/syntax_tools_SUITE_data/m1.erl new file mode 100644 index 0000000000..d0d1911199 --- /dev/null +++ b/lib/syntax_tools/test/syntax_tools_SUITE_data/m1.erl @@ -0,0 +1,22 @@ +%% +%% File: m1.erl +%% Author: Björn-Egil Dahlberg +%% Created: 2014-10-24 +%% + +-module(m1). + +-export([foo/0,bar/1,baz/2]). + +foo() -> + [m2:foo(), + m2:bar()]. + +bar(A) -> + [m2:foo(A), + m2:bar(A), + m2:record_update(3,m2:record())]. + +baz(A,B) -> + [m2:foo(A,B), + m2:bar(A,B)]. diff --git a/lib/syntax_tools/test/syntax_tools_SUITE_data/m2.erl b/lib/syntax_tools/test/syntax_tools_SUITE_data/m2.erl new file mode 100644 index 0000000000..781139317d --- /dev/null +++ b/lib/syntax_tools/test/syntax_tools_SUITE_data/m2.erl @@ -0,0 +1,26 @@ +%% +%% File: m2.erl +%% Author: Björn-Egil Dahlberg +%% Created: 2014-10-24 +%% + +-module(m2). + + +-export([foo/0,foo/1,foo/2, + bar/0,bar/1,bar/2, + record_update/2, record/0]). + +foo() -> ok. +foo(A) -> [item,A]. +foo(A,B) -> A + B. + +bar() -> true. +bar(A) -> {element,A}. +bar(A,B) -> A*B. + +-record(rec, {a,b}). + +record() -> #rec{a=3,b=0}. +record_update(V,#rec{a=V0}=R) -> + R#rec{a=V0+V,b=V0}. diff --git a/lib/syntax_tools/test/syntax_tools_SUITE_data/syntax_tools_SUITE_test_module.erl b/lib/syntax_tools/test/syntax_tools_SUITE_data/syntax_tools_SUITE_test_module.erl new file mode 100644 index 0000000000..07c419b4b7 --- /dev/null +++ b/lib/syntax_tools/test/syntax_tools_SUITE_data/syntax_tools_SUITE_test_module.erl @@ -0,0 +1,540 @@ +-module(syntax_tools_SUITE_test_module). + +-export([foo1/1,foo2/3,start_child/2]). + +-export([len/1,equal/2,concat/2,chr/2,rchr/2,str/2,rstr/2, + span/2,cspan/2,substr/2,substr/3,tokens/2,chars/2,chars/3]). +-export([copies/2,words/1,words/2,strip/1,strip/2,strip/3, + sub_word/2,sub_word/3,left/2,left/3,right/2,right/3, + sub_string/2,sub_string/3,centre/2,centre/3, join/2]). +-export([to_upper/1, to_lower/1]). + +-import(lists,[reverse/1,member/2]). + + +%% @type some_type() = map() +%% @type some_other_type() = {a, #{ list() => term()}} + +-type some_type() :: map(). +-type some_other_type() :: {'a', #{ list() => term()} }. + +-spec foo1(Map :: #{ 'a' => integer(), 'b' => term()}) -> term(). + +%% @doc Gets value from map. + +foo1(#{ a:= 1, b := V}) -> V. + +%% @spec foo2(some_type(), Type2 :: some_other_type(), map()) -> Value +%% @doc Gets value from map. + +-spec foo2( + Type1 :: some_type(), + Type2 :: some_other_type(), + Map :: #{ get => 'value', 'value' => binary()}) -> binary(). + +foo2(Type1, {a,#{ "a" := _}}, #{get := value, value := B}) when is_map(Type1) -> B. + +%% from supervisor 18.0 + +-type child() :: 'undefined' | pid(). +-type child_id() :: term(). +-type mfargs() :: {M :: module(), F :: atom(), A :: [term()] | undefined}. +-type modules() :: [module()] | 'dynamic'. +-type restart() :: 'permanent' | 'transient' | 'temporary'. +-type shutdown() :: 'brutal_kill' | timeout(). +-type worker() :: 'worker' | 'supervisor'. +-type sup_ref() :: (Name :: atom()) + | {Name :: atom(), Node :: node()} + | {'global', Name :: atom()} + | {'via', Module :: module(), Name :: any()} + | pid(). +-type child_spec() :: #{name => child_id(), % mandatory + start => mfargs(), % mandatory + restart => restart(), % optional + shutdown => shutdown(), % optional + type => worker(), % optional + modules => modules()} % optional + | {Id :: child_id(), + StartFunc :: mfargs(), + Restart :: restart(), + Shutdown :: shutdown(), + Type :: worker(), + Modules :: modules()}. + +-type startchild_err() :: 'already_present' + | {'already_started', Child :: child()} | term(). +-type startchild_ret() :: {'ok', Child :: child()} + | {'ok', Child :: child(), Info :: term()} + | {'error', startchild_err()}. + + +-spec start_child(SupRef, ChildSpec) -> startchild_ret() when + SupRef :: sup_ref(), + ChildSpec :: child_spec() | (List :: [term()]). +start_child(Supervisor, ChildSpec) -> + {Supervisor,ChildSpec}. + + +%% From string.erl +%% Robert's bit + +%% len(String) +%% Return the length of a string. + +-spec len(String) -> Length when + String :: string(), + Length :: non_neg_integer(). + +len(S) -> length(S). + +%% equal(String1, String2) +%% Test if 2 strings are equal. + +-spec equal(String1, String2) -> boolean() when + String1 :: string(), + String2 :: string(). + +equal(S, S) -> true; +equal(_, _) -> false. + +%% concat(String1, String2) +%% Concatenate 2 strings. + +-spec concat(String1, String2) -> String3 when + String1 :: string(), + String2 :: string(), + String3 :: string(). + +concat(S1, S2) -> S1 ++ S2. + +%% chr(String, Char) +%% rchr(String, Char) +%% Return the first/last index of the character in a string. + +-spec chr(String, Character) -> Index when + String :: string(), + Character :: char(), + Index :: non_neg_integer(). + +chr(S, C) when is_integer(C) -> chr(S, C, 1). + +chr([C|_Cs], C, I) -> I; +chr([_|Cs], C, I) -> chr(Cs, C, I+1); +chr([], _C, _I) -> 0. + +-spec rchr(String, Character) -> Index when + String :: string(), + Character :: char(), + Index :: non_neg_integer(). + +rchr(S, C) when is_integer(C) -> rchr(S, C, 1, 0). + +rchr([C|Cs], C, I, _L) -> %Found one, now find next! + rchr(Cs, C, I+1, I); +rchr([_|Cs], C, I, L) -> + rchr(Cs, C, I+1, L); +rchr([], _C, _I, L) -> L. + +%% str(String, SubString) +%% rstr(String, SubString) +%% index(String, SubString) +%% Return the first/last index of the sub-string in a string. +%% index/2 is kept for backwards compatibility. + +-spec str(String, SubString) -> Index when + String :: string(), + SubString :: string(), + Index :: non_neg_integer(). + +str(S, Sub) when is_list(Sub) -> str(S, Sub, 1). + +str([C|S], [C|Sub], I) -> + case prefix(Sub, S) of + true -> I; + false -> str(S, [C|Sub], I+1) + end; +str([_|S], Sub, I) -> str(S, Sub, I+1); +str([], _Sub, _I) -> 0. + +-spec rstr(String, SubString) -> Index when + String :: string(), + SubString :: string(), + Index :: non_neg_integer(). + +rstr(S, Sub) when is_list(Sub) -> rstr(S, Sub, 1, 0). + +rstr([C|S], [C|Sub], I, L) -> + case prefix(Sub, S) of + true -> rstr(S, [C|Sub], I+1, I); + false -> rstr(S, [C|Sub], I+1, L) + end; +rstr([_|S], Sub, I, L) -> rstr(S, Sub, I+1, L); +rstr([], _Sub, _I, L) -> L. + +prefix([C|Pre], [C|String]) -> prefix(Pre, String); +prefix([], String) when is_list(String) -> true; +prefix(Pre, String) when is_list(Pre), is_list(String) -> false. + +%% span(String, Chars) -> Length. +%% cspan(String, Chars) -> Length. + +-spec span(String, Chars) -> Length when + String :: string(), + Chars :: string(), + Length :: non_neg_integer(). + +span(S, Cs) when is_list(Cs) -> span(S, Cs, 0). + +span([C|S], Cs, I) -> + case member(C, Cs) of + true -> span(S, Cs, I+1); + false -> I + end; +span([], _Cs, I) -> I. + +-spec cspan(String, Chars) -> Length when + String :: string(), + Chars :: string(), + Length :: non_neg_integer(). + +cspan(S, Cs) when is_list(Cs) -> cspan(S, Cs, 0). + +cspan([C|S], Cs, I) -> + case member(C, Cs) of + true -> I; + false -> cspan(S, Cs, I+1) + end; +cspan([], _Cs, I) -> I. + +%% substr(String, Start) +%% substr(String, Start, Length) +%% Extract a sub-string from String. + +-spec substr(String, Start) -> SubString when + String :: string(), + SubString :: string(), + Start :: pos_integer(). + +substr(String, 1) when is_list(String) -> + String; +substr(String, S) when is_integer(S), S > 1 -> + substr2(String, S). + +-spec substr(String, Start, Length) -> SubString when + String :: string(), + SubString :: string(), + Start :: pos_integer(), + Length :: non_neg_integer(). + +substr(String, S, L) when is_integer(S), S >= 1, is_integer(L), L >= 0 -> + substr1(substr2(String, S), L). + +substr1([C|String], L) when L > 0 -> [C|substr1(String, L-1)]; +substr1(String, _L) when is_list(String) -> []. %Be nice! + +substr2(String, 1) when is_list(String) -> String; +substr2([_|String], S) -> substr2(String, S-1). + +%% tokens(String, Seperators). +%% Return a list of tokens seperated by characters in Seperators. + +-spec tokens(String, SeparatorList) -> Tokens when + String :: string(), + SeparatorList :: string(), + Tokens :: [Token :: nonempty_string()]. + +tokens(S, Seps) -> + tokens1(S, Seps, []). + +tokens1([C|S], Seps, Toks) -> + case member(C, Seps) of + true -> tokens1(S, Seps, Toks); + false -> tokens2(S, Seps, Toks, [C]) + end; +tokens1([], _Seps, Toks) -> + reverse(Toks). + +tokens2([C|S], Seps, Toks, Cs) -> + case member(C, Seps) of + true -> tokens1(S, Seps, [reverse(Cs)|Toks]); + false -> tokens2(S, Seps, Toks, [C|Cs]) + end; +tokens2([], _Seps, Toks, Cs) -> + reverse([reverse(Cs)|Toks]). + +-spec chars(Character, Number) -> String when + Character :: char(), + Number :: non_neg_integer(), + String :: string(). + +chars(C, N) -> chars(C, N, []). + +-spec chars(Character, Number, Tail) -> String when + Character :: char(), + Number :: non_neg_integer(), + Tail :: string(), + String :: string(). + +chars(C, N, Tail) when N > 0 -> + chars(C, N-1, [C|Tail]); +chars(C, 0, Tail) when is_integer(C) -> + Tail. + +%% Torbjörn's bit. + +%%% COPIES %%% + +-spec copies(String, Number) -> Copies when + String :: string(), + Copies :: string(), + Number :: non_neg_integer(). + +copies(CharList, Num) when is_list(CharList), is_integer(Num), Num >= 0 -> + copies(CharList, Num, []). + +copies(_CharList, 0, R) -> + R; +copies(CharList, Num, R) -> + copies(CharList, Num-1, CharList++R). + +%%% WORDS %%% + +-spec words(String) -> Count when + String :: string(), + Count :: pos_integer(). + +words(String) -> words(String, $\s). + +-spec words(String, Character) -> Count when + String :: string(), + Character :: char(), + Count :: pos_integer(). + +words(String, Char) when is_integer(Char) -> + w_count(strip(String, both, Char), Char, 0). + +w_count([], _, Num) -> Num+1; +w_count([H|T], H, Num) -> w_count(strip(T, left, H), H, Num+1); +w_count([_H|T], Char, Num) -> w_count(T, Char, Num). + +%%% SUB_WORDS %%% + +-spec sub_word(String, Number) -> Word when + String :: string(), + Word :: string(), + Number :: integer(). + +sub_word(String, Index) -> sub_word(String, Index, $\s). + +-spec sub_word(String, Number, Character) -> Word when + String :: string(), + Word :: string(), + Number :: integer(), + Character :: char(). + +sub_word(String, Index, Char) when is_integer(Index), is_integer(Char) -> + case words(String, Char) of + Num when Num < Index -> + []; + _Num -> + s_word(strip(String, left, Char), Index, Char, 1, []) + end. + +s_word([], _, _, _,Res) -> reverse(Res); +s_word([Char|_],Index,Char,Index,Res) -> reverse(Res); +s_word([H|T],Index,Char,Index,Res) -> s_word(T,Index,Char,Index,[H|Res]); +s_word([Char|T],Stop,Char,Index,Res) when Index < Stop -> + s_word(strip(T,left,Char),Stop,Char,Index+1,Res); +s_word([_|T],Stop,Char,Index,Res) when Index < Stop -> + s_word(T,Stop,Char,Index,Res). + +%%% STRIP %%% + +-spec strip(string()) -> string(). + +strip(String) -> strip(String, both). + +-spec strip(String, Direction) -> Stripped when + String :: string(), + Stripped :: string(), + Direction :: left | right | both. + +strip(String, left) -> strip_left(String, $\s); +strip(String, right) -> strip_right(String, $\s); +strip(String, both) -> + strip_right(strip_left(String, $\s), $\s). + +-spec strip(String, Direction, Character) -> Stripped when + String :: string(), + Stripped :: string(), + Direction :: left | right | both, + Character :: char(). + +strip(String, right, Char) -> strip_right(String, Char); +strip(String, left, Char) -> strip_left(String, Char); +strip(String, both, Char) -> + strip_right(strip_left(String, Char), Char). + +strip_left([Sc|S], Sc) -> + strip_left(S, Sc); +strip_left([_|_]=S, Sc) when is_integer(Sc) -> S; +strip_left([], Sc) when is_integer(Sc) -> []. + +strip_right([Sc|S], Sc) -> + case strip_right(S, Sc) of + [] -> []; + T -> [Sc|T] + end; +strip_right([C|S], Sc) -> + [C|strip_right(S, Sc)]; +strip_right([], Sc) when is_integer(Sc) -> + []. + +%%% LEFT %%% + +-spec left(String, Number) -> Left when + String :: string(), + Left :: string(), + Number :: non_neg_integer(). + +left(String, Len) when is_integer(Len) -> left(String, Len, $\s). + +-spec left(String, Number, Character) -> Left when + String :: string(), + Left :: string(), + Number :: non_neg_integer(), + Character :: char(). + +left(String, Len, Char) when is_integer(Char) -> + Slen = length(String), + if + Slen > Len -> substr(String, 1, Len); + Slen < Len -> l_pad(String, Len-Slen, Char); + Slen =:= Len -> String + end. + +l_pad(String, Num, Char) -> String ++ chars(Char, Num). + +%%% RIGHT %%% + +-spec right(String, Number) -> Right when + String :: string(), + Right :: string(), + Number :: non_neg_integer(). + +right(String, Len) when is_integer(Len) -> right(String, Len, $\s). + +-spec right(String, Number, Character) -> Right when + String :: string(), + Right :: string(), + Number :: non_neg_integer(), + Character :: char(). + +right(String, Len, Char) when is_integer(Char) -> + Slen = length(String), + if + Slen > Len -> substr(String, Slen-Len+1); + Slen < Len -> r_pad(String, Len-Slen, Char); + Slen =:= Len -> String + end. + +r_pad(String, Num, Char) -> chars(Char, Num, String). + +%%% CENTRE %%% + +-spec centre(String, Number) -> Centered when + String :: string(), + Centered :: string(), + Number :: non_neg_integer(). + +centre(String, Len) when is_integer(Len) -> centre(String, Len, $\s). + +-spec centre(String, Number, Character) -> Centered when + String :: string(), + Centered :: string(), + Number :: non_neg_integer(), + Character :: char(). + +centre(String, 0, Char) when is_list(String), is_integer(Char) -> + []; % Strange cases to centre string +centre(String, Len, Char) when is_integer(Char) -> + Slen = length(String), + if + Slen > Len -> substr(String, (Slen-Len) div 2 + 1, Len); + Slen < Len -> + N = (Len-Slen) div 2, + r_pad(l_pad(String, Len-(Slen+N), Char), N, Char); + Slen =:= Len -> String + end. + +%%% SUB_STRING %%% + +-spec sub_string(String, Start) -> SubString when + String :: string(), + SubString :: string(), + Start :: pos_integer(). + +sub_string(String, Start) -> substr(String, Start). + +-spec sub_string(String, Start, Stop) -> SubString when + String :: string(), + SubString :: string(), + Start :: pos_integer(), + Stop :: pos_integer(). + +sub_string(String, Start, Stop) -> substr(String, Start, Stop - Start + 1). + +%% ISO/IEC 8859-1 (latin1) letters are converted, others are ignored +%% + +to_lower_char(C) when is_integer(C), $A =< C, C =< $Z -> + C + 32; +to_lower_char(C) when is_integer(C), 16#C0 =< C, C =< 16#D6 -> + C + 32; +to_lower_char(C) when is_integer(C), 16#D8 =< C, C =< 16#DE -> + C + 32; +to_lower_char(C) -> + C. + +to_upper_char(C) when is_integer(C), $a =< C, C =< $z -> + C - 32; +to_upper_char(C) when is_integer(C), 16#E0 =< C, C =< 16#F6 -> + C - 32; +to_upper_char(C) when is_integer(C), 16#F8 =< C, C =< 16#FE -> + C - 32; +to_upper_char(C) -> + C. + +-spec to_lower(String) -> Result when + String :: io_lib:latin1_string(), + Result :: io_lib:latin1_string() + ; (Char) -> CharResult when + Char :: char(), + CharResult :: char(). + +to_lower(S) when is_list(S) -> + [to_lower_char(C) || C <- S]; +to_lower(C) when is_integer(C) -> + to_lower_char(C). + +-spec to_upper(String) -> Result when + String :: io_lib:latin1_string(), + Result :: io_lib:latin1_string() + ; (Char) -> CharResult when + Char :: char(), + CharResult :: char(). + +to_upper(S) when is_list(S) -> + [to_upper_char(C) || C <- S]; +to_upper(C) when is_integer(C) -> + to_upper_char(C). + +-spec join(StringList, Separator) -> String when + StringList :: [string()], + Separator :: string(), + String :: string(). + +join([], Sep) when is_list(Sep) -> + []; +join([H|T], Sep) -> + H ++ lists:append([Sep ++ X || X <- T]). diff --git a/lib/syntax_tools/test/syntax_tools_SUITE_data/syntax_tools_test.erl b/lib/syntax_tools/test/syntax_tools_SUITE_data/syntax_tools_test.erl new file mode 100644 index 0000000000..dd3f88d7a8 --- /dev/null +++ b/lib/syntax_tools/test/syntax_tools_SUITE_data/syntax_tools_test.erl @@ -0,0 +1,115 @@ +%% +%% File: syntax_tools_test.erl +%% Author: Björn-Egil Dahlberg +%% Created: 2014-10-23 +%% + +-module(syntax_tools_test). + +-export([foo1/0,foo2/2,foo3/0,foo4/3,foo5/1]). + +-include_lib("kernel/include/file.hrl"). +-record(state, { a, b, c, d}). +-attribute([foo/0]). + +-define(attrib, some_attrib). + +-?attrib([foo2/2]). + +-define(macro_simple1, ok). +-define(MACRO_SIMPLE2, (other)). +-define(macro_simple3, ?MODULE). +-define(macro_simple4, [?macro_simple3,?MODULE,?MACRO_SIMPLE2]). +-define(macro_simple5, (process_info)). +-define(macro_string, "hello world"). +-define(macro_argument1(X), (X + 3)). +-define(macro_argument2(X,Y), (X + 3 * Y)). +-define(macro_block(X), begin X end). +-define(macro_if(X1,X2), if X1 -> X2; true -> none end). + + +-ifdef(macro_def1). +-define(macro_cond1, yep). +-else. +-define(macro_cond1, nope). +-endif. +-ifndef(macro_def2). +-define(macro_cond2, nope). +-else. +-define(macro_cond2, yep). +-endif. +-undef(macro_def1). +-undef(macro_def2). + +%% basic test +foo1() -> + ok. + +%% macro test +foo2(A,B) -> + % string combining ? + [?macro_string, ?macro_string + ?macro_string, + "hello world " + "more hello", + [?macro_simple1, + ?MACRO_SIMPLE2, + ?macro_simple3, + ?macro_simple4, + ?macro_simple5, + ?macro_string, + ?macro_cond1, + ?macro_cond2, + ?macro_block(A), + ?macro_if(A,B), + ?macro_argument1(A), + ?macro_argument1(begin A end), + ?macro_block(<<"hello">>), + ?macro_block("hello"), + ?macro_block([$h,$e,$l,$l,$0]), + ?macro_argument1(id(<<"hello">>)), + ?macro_argument1(if A -> B; true -> 3.14 end), + ?macro_argument1(case A of ok -> B; C -> C end), + ?macro_argument1(receive M -> M after 100 -> 3 end), + ?macro_argument1(try foo5(A) catch C:?macro_simple5 -> {C,B} end), + ?macro_argument2(A,B)], + A,B,ok]. + +id(I) -> I. +%% basic terms + +foo3() -> + [atom, + 'some other atom', + {tuple,1,2,3}, + 1,2,3,3333, + 3,3333,2,1, + [$a,$b,$c], + "hello world", + <<"hello world">>, + <<1,2,3,4,5:6>>, + 3.1415, + 1.03e33]. + +%% application and records + +foo4(A,B,#state{c = C}=S) -> + Ls = foo3(), + S1 = #state{ a = 1, b = 2 }, + [foo2(A,Ls),B,C, + B(3,C), + erlang:process_info(self()), + erlang:?macro_simple5(self()), + A:?MACRO_SIMPLE2(), + A:?macro_simple1(), + A:process_info(self()), + A:B(3), + S#state{ a = 2, b = B, d = S1 }]. + +foo5(A) -> + try foo2(A,A) of + R -> R + catch + error:?macro_simple5 -> + nope + end. diff --git a/lib/test_server/src/configure.in b/lib/test_server/src/configure.in index cd723bcd4d..8398825d95 100644 --- a/lib/test_server/src/configure.in +++ b/lib/test_server/src/configure.in @@ -357,7 +357,23 @@ AC_CHECK_FUNCS(usleep) # First check if the library is available, then if we can choose between # two versions of gethostbyname AC_HAVE_LIBRARY(resolv) -AC_CHECK_LIB(resolv, res_gethostbyname,[DEFS="$DEFS -DHAVE_RES_GETHOSTBYNAME=1"]) +AC_CHECK_LIB(resolv, res_gethostbyname,[AC_DEFINE(HAVE_RES_GETHOSTBYNAME,1)]) + +#-------------------------------------------------------------------- +# Check for isfinite +#-------------------------------------------------------------------- + +AC_MSG_CHECKING([for isfinite]) +AC_TRY_LINK([#include <math.h>], + [isfinite(0);], have_isfinite=yes, have_isfinite=no) + +if test $have_isfinite = yes; then + AC_DEFINE(HAVE_ISFINITE,1) + AC_MSG_RESULT(yes) +else + AC_DEFINE(HAVE_FINITE,1) + AC_MSG_RESULT(no) +fi #-------------------------------------------------------------------- # Emulator compatible flags (for drivers) diff --git a/lib/tools/emacs/erlang-skels.el b/lib/tools/emacs/erlang-skels.el index b37d08e767..8d2c02e455 100644 --- a/lib/tools/emacs/erlang-skels.el +++ b/lib/tools/emacs/erlang-skels.el @@ -1,7 +1,7 @@ ;; ;; %CopyrightBegin% ;; -;; Copyright Ericsson AB 2010. All Rights Reserved. +;; Copyright Ericsson AB 2010-2014. All Rights Reserved. ;; ;; The contents of this file are subject to the Erlang Public License, ;; Version 1.1, (the "License"); you may not use this file except in @@ -31,6 +31,7 @@ ("Module" "module" erlang-skel-module) ("Author" "author" erlang-skel-author) ("Function" "function" erlang-skel-function) + ("Spec" "spec" erlang-skel-spec) () ("Small Header" "small-header" erlang-skel-small-header erlang-skel-header) @@ -54,6 +55,8 @@ erlang-skel-gen-event erlang-skel-header) ("gen_fsm" "gen-fsm" erlang-skel-gen-fsm erlang-skel-header) + ("wx_object" "wx-object" + erlang-skel-wx-object erlang-skel-header) ("Library module" "gen-lib" erlang-skel-lib erlang-skel-header) ("Corba callback" "gen-corba-cb" @@ -147,6 +150,10 @@ Please see the function `tempo-define-template'.") "*The template of a function skeleton. Please see the function `tempo-define-template'.") +(defvar erlang-skel-spec + '("-spec " (erlang-skel-get-function-name) "(" (erlang-skel-get-function-args) ") -> undefined.") + "*The template of a -spec for the function following point. +Please see the function `tempo-define-template'.") ;; Attribute templates @@ -345,26 +352,25 @@ Please see the function `tempo-define-template'.") "%% @doc" n "%% Whenever a supervisor is started using supervisor:start_link/[2,3]," n "%% this function is called by the new process to find out about" n - "%% restart strategy, maximum restart frequency and child" n + "%% restart strategy, maximum restart intensity, and child" n "%% specifications." n "%%" n "%% @spec init(Args) -> {ok, {SupFlags, [ChildSpec]}} |" n "%% ignore |" n "%% {error, Reason}" n (erlang-skel-separator-end 2) - "init([]) ->" n> - "RestartStrategy = one_for_one," n> - "MaxRestarts = 1000," n> - "MaxSecondsBetweenRestarts = 3600," n + "init([]) ->" n "" n> - "SupFlags = {RestartStrategy, MaxRestarts, MaxSecondsBetweenRestarts}," n + "SupFlags = #{strategy => one_for_one," n> + "intensity => 1," n> + "period => 5}," n "" n> - "Restart = permanent," n> - "Shutdown = 2000," n> - "Type = worker," n - "" n> - "AChild = {'AName', {'AModule', start_link, []}," n> - "Restart, Shutdown, Type, ['AModule']}," n + "AChild = #{id => 'AName'," n> + "start => {'AModule', start_link, []}," n> + "restart => permanent," n> + "shutdown => 5000," n> + "type => worker," n> + "modules => ['AModule']}," n "" n> "{ok, {SupFlags, [AChild]}}." n n @@ -372,7 +378,7 @@ Please see the function `tempo-define-template'.") "%%% Internal functions" n (erlang-skel-double-separator-end 3) ) - "*The template of an supervisor behaviour. + "*The template of a supervisor behaviour. Please see the function `tempo-define-template'.") (defvar erlang-skel-supervisor-bridge @@ -442,7 +448,7 @@ Please see the function `tempo-define-template'.") "%%% Internal functions" n (erlang-skel-double-separator-end 3) ) - "*The template of an supervisor_bridge behaviour. + "*The template of a supervisor_bridge behaviour. Please see the function `tempo-define-template'.") (defvar erlang-skel-generic-server @@ -851,6 +857,137 @@ Please see the function `tempo-define-template'.") "*The template of a gen_fsm. Please see the function `tempo-define-template'.") +(defvar erlang-skel-wx-object + '((erlang-skel-include erlang-skel-large-header) + "-behaviour(wx_object)." n n + + "-include_lib(\"wx/include/wx.hrl\")." n n + + "%% API" n + "-export([start_link/0])." n n + + "%% wx_object callbacks" n + "-export([init/1, handle_call/3, handle_cast/2, " + "handle_info/2," n> + "handle_event/2, terminate/2, code_change/3])." n n + + "-record(state, {})." n n + + (erlang-skel-double-separator-start 3) + "%%% API" n + (erlang-skel-double-separator-end 3) n + (erlang-skel-separator-start 2) + "%% @doc" n + "%% Starts the server" n + "%%" n + "%% @spec start_link() -> wxWindow()" n + (erlang-skel-separator-end 2) + "start_link() ->" n> + "wx_object:start_link(?MODULE, [], [])." n + n + (erlang-skel-double-separator-start 3) + "%%% wx_object callbacks" n + (erlang-skel-double-separator-end 3) + n + (erlang-skel-separator-start 2) + "%% @private" n + "%% @doc" n + "%% Initializes the server" n + "%%" n + "%% @spec init(Args) -> {wxWindow(), State} |" n + "%% {wxWindow(), State, Timeout} |" n + "%% ignore |" n + "%% {stop, Reason}" n + (erlang-skel-separator-end 2) + "init([]) ->" n> + "wx:new()," n> + "Frame = wxFrame:new()," n> + "{Frame, #state{}}." n + n + (erlang-skel-separator-start 2) + "%% @private" n + "%% @doc" n + "%% Handling events" n + "%%" n + "%% @spec handle_event(wx{}, State) ->" n + "%% {noreply, State} |" n + "%% {noreply, State, Timeout} |" n + "%% {stop, Reason, State}" n + (erlang-skel-separator-end 2) + "handle_event(#wx{}, State) ->" n> + "{noreply, State}." n + n + (erlang-skel-separator-start 2) + "%% @private" n + "%% @doc" n + "%% Handling call messages" n + "%%" n + "%% @spec handle_call(Request, From, State) ->" n + "%% {reply, Reply, State} |" n + "%% {reply, Reply, State, Timeout} |" n + "%% {noreply, State} |" n + "%% {noreply, State, Timeout} |" n + "%% {stop, Reason, Reply, State} |" n + "%% {stop, Reason, State}" n + (erlang-skel-separator-end 2) + "handle_call(_Request, _From, State) ->" n> + "Reply = ok," n> + "{reply, Reply, State}." n + n + (erlang-skel-separator-start 2) + "%% @private" n + "%% @doc" n + "%% Handling cast messages" n + "%%" n + "%% @spec handle_cast(Msg, State) -> {noreply, State} |" n + "%% {noreply, State, Timeout} |" n + "%% {stop, Reason, State}" n + (erlang-skel-separator-end 2) + "handle_cast(_Msg, State) ->" n> + "{noreply, State}." n + n + (erlang-skel-separator-start 2) + "%% @private" n + "%% @doc" n + "%% Handling all non call/cast messages" n + "%%" n + "%% @spec handle_info(Info, State) -> {noreply, State} |" n + "%% {noreply, State, Timeout} |" n + "%% {stop, Reason, State}" n + (erlang-skel-separator-end 2) + "handle_info(_Info, State) ->" n> + "{noreply, State}." n + n + (erlang-skel-separator-start 2) + "%% @private" n + "%% @doc" n + "%% This function is called by a wx_object when it is about to" n + "%% terminate. It should be the opposite of Module:init/1 and do any" n + "%% necessary cleaning up. When it returns, the wx_object terminates" n + "%% with Reason. The return value is ignored." n + "%%" n + "%% @spec terminate(Reason, State) -> void()" n + (erlang-skel-separator-end 2) + "terminate(_Reason, _State) ->" n> + "ok." n + n + (erlang-skel-separator-start 2) + "%% @private" n + "%% @doc" n + "%% Convert process state when code is changed" n + "%%" n + "%% @spec code_change(OldVsn, State, Extra) -> {ok, NewState}" n + (erlang-skel-separator-end 2) + "code_change(_OldVsn, State, _Extra) ->" n> + "{ok, State}." n + n + (erlang-skel-double-separator-start 3) + "%%% Internal functions" n + (erlang-skel-double-separator-end 3) + ) + "*The template of a generic server. +Please see the function `tempo-define-template'.") + (defvar erlang-skel-lib '((erlang-skel-include erlang-skel-large-header) @@ -1546,6 +1683,16 @@ The first character of DD is space if the value is less than 10." (substring date 4 7) (substring date -4)))) +(defun erlang-skel-get-function-name () + (save-excursion + (erlang-beginning-of-function -1) + (erlang-get-function-name))) + +(defun erlang-skel-get-function-args () + (save-excursion + (erlang-beginning-of-function -1) + (erlang-get-function-arguments))) + ;; Local variables: ;; coding: iso-8859-1 ;; End: diff --git a/lib/wx/examples/demo/ex_graphicsContext.erl b/lib/wx/examples/demo/ex_graphicsContext.erl index 59bfe7ff64..9047f1d135 100644 --- a/lib/wx/examples/demo/ex_graphicsContext.erl +++ b/lib/wx/examples/demo/ex_graphicsContext.erl @@ -54,7 +54,7 @@ do_init(Config) -> %% Setup sizers MainSizer = wxBoxSizer:new(?wxVERTICAL), Sizer = wxStaticBoxSizer:new(?wxVERTICAL, Panel, - [{label, "wxGrapicsContext"}]), + [{label, "wxGraphicsContext"}]), Win = wxPanel:new(Panel, []), Pen = ?wxBLACK_PEN, diff --git a/make/run_make.mk b/make/run_make.mk index 01ab257006..9570113861 100644 --- a/make/run_make.mk +++ b/make/run_make.mk @@ -30,7 +30,7 @@ include $(ERL_TOP)/make/target.mk .PHONY: valgrind -opt debug purify quantify purecov valgrind gcov gprof lcnt frmptr: +opt debug purify quantify purecov valgrind gcov gprof lcnt frmptr icount: $(make_verbose)$(MAKE) -f $(TARGET)/Makefile TYPE=$@ plain smp frag smp_frag: diff --git a/otp_versions.table b/otp_versions.table index da1f7225a8..c92d285647 100644 --- a/otp_versions.table +++ b/otp_versions.table @@ -1,3 +1,6 @@ +OTP-17.3.4 : erts-6.2.1 # asn1-3.0.2 common_test-1.8.2 compiler-5.0.2 cosEvent-2.1.15 cosEventDomain-1.1.14 cosFileTransfer-1.1.16 cosNotification-1.1.21 cosProperty-1.1.17 cosTime-1.1.14 cosTransactions-1.2.14 crypto-3.4.1 debugger-4.0.1 dialyzer-2.7.2 diameter-1.7.1 edoc-0.7.15 eldap-1.0.4 erl_docgen-0.3.6 erl_interface-3.7.19 et-1.5 eunit-2.2.8 gs-1.5.16 hipe-3.11.1 ic-4.3.6 inets-5.10.3 jinterface-1.5.11 kernel-3.0.3 megaco-3.17.2 mnesia-4.12.3 observer-2.0.2 odbc-2.10.21 orber-3.7.1 os_mon-2.3 ose-1.0.2 otp_mibs-1.0.9 parsetools-2.0.11 percept-0.8.9 public_key-0.22.1 reltool-0.6.6 runtime_tools-1.8.14 sasl-2.4.1 snmp-5.1 ssh-3.0.8 ssl-5.3.7 stdlib-2.2 syntax_tools-1.6.16 test_server-3.7.1 tools-2.7 typer-0.9.8 webtool-0.8.10 wx-1.3.1 xmerl-1.3.7 : +OTP-17.3.3 : ssh-3.0.8 # asn1-3.0.2 common_test-1.8.2 compiler-5.0.2 cosEvent-2.1.15 cosEventDomain-1.1.14 cosFileTransfer-1.1.16 cosNotification-1.1.21 cosProperty-1.1.17 cosTime-1.1.14 cosTransactions-1.2.14 crypto-3.4.1 debugger-4.0.1 dialyzer-2.7.2 diameter-1.7.1 edoc-0.7.15 eldap-1.0.4 erl_docgen-0.3.6 erl_interface-3.7.19 erts-6.2 et-1.5 eunit-2.2.8 gs-1.5.16 hipe-3.11.1 ic-4.3.6 inets-5.10.3 jinterface-1.5.11 kernel-3.0.3 megaco-3.17.2 mnesia-4.12.3 observer-2.0.2 odbc-2.10.21 orber-3.7.1 os_mon-2.3 ose-1.0.2 otp_mibs-1.0.9 parsetools-2.0.11 percept-0.8.9 public_key-0.22.1 reltool-0.6.6 runtime_tools-1.8.14 sasl-2.4.1 snmp-5.1 ssl-5.3.7 stdlib-2.2 syntax_tools-1.6.16 test_server-3.7.1 tools-2.7 typer-0.9.8 webtool-0.8.10 wx-1.3.1 xmerl-1.3.7 : +OTP-17.3.2 : ssh-3.0.7 ssl-5.3.7 # asn1-3.0.2 common_test-1.8.2 compiler-5.0.2 cosEvent-2.1.15 cosEventDomain-1.1.14 cosFileTransfer-1.1.16 cosNotification-1.1.21 cosProperty-1.1.17 cosTime-1.1.14 cosTransactions-1.2.14 crypto-3.4.1 debugger-4.0.1 dialyzer-2.7.2 diameter-1.7.1 edoc-0.7.15 eldap-1.0.4 erl_docgen-0.3.6 erl_interface-3.7.19 erts-6.2 et-1.5 eunit-2.2.8 gs-1.5.16 hipe-3.11.1 ic-4.3.6 inets-5.10.3 jinterface-1.5.11 kernel-3.0.3 megaco-3.17.2 mnesia-4.12.3 observer-2.0.2 odbc-2.10.21 orber-3.7.1 os_mon-2.3 ose-1.0.2 otp_mibs-1.0.9 parsetools-2.0.11 percept-0.8.9 public_key-0.22.1 reltool-0.6.6 runtime_tools-1.8.14 sasl-2.4.1 snmp-5.1 stdlib-2.2 syntax_tools-1.6.16 test_server-3.7.1 tools-2.7 typer-0.9.8 webtool-0.8.10 wx-1.3.1 xmerl-1.3.7 : OTP-17.3.1 : eldap-1.0.4 erl_interface-3.7.19 jinterface-1.5.11 orber-3.7.1 ose-1.0.2 ssh-3.0.6 # asn1-3.0.2 common_test-1.8.2 compiler-5.0.2 cosEvent-2.1.15 cosEventDomain-1.1.14 cosFileTransfer-1.1.16 cosNotification-1.1.21 cosProperty-1.1.17 cosTime-1.1.14 cosTransactions-1.2.14 crypto-3.4.1 debugger-4.0.1 dialyzer-2.7.2 diameter-1.7.1 edoc-0.7.15 erl_docgen-0.3.6 erts-6.2 et-1.5 eunit-2.2.8 gs-1.5.16 hipe-3.11.1 ic-4.3.6 inets-5.10.3 kernel-3.0.3 megaco-3.17.2 mnesia-4.12.3 observer-2.0.2 odbc-2.10.21 os_mon-2.3 otp_mibs-1.0.9 parsetools-2.0.11 percept-0.8.9 public_key-0.22.1 reltool-0.6.6 runtime_tools-1.8.14 sasl-2.4.1 snmp-5.1 ssl-5.3.6 stdlib-2.2 syntax_tools-1.6.16 test_server-3.7.1 tools-2.7 typer-0.9.8 webtool-0.8.10 wx-1.3.1 xmerl-1.3.7 : OTP-17.3 : asn1-3.0.2 common_test-1.8.2 compiler-5.0.2 crypto-3.4.1 dialyzer-2.7.2 diameter-1.7.1 edoc-0.7.15 erl_docgen-0.3.6 erl_interface-3.7.18 erts-6.2 eunit-2.2.8 hipe-3.11.1 ic-4.3.6 inets-5.10.3 jinterface-1.5.10 kernel-3.0.3 megaco-3.17.2 mnesia-4.12.3 observer-2.0.2 odbc-2.10.21 os_mon-2.3 ose-1.0.1 public_key-0.22.1 sasl-2.4.1 snmp-5.1 ssh-3.0.5 ssl-5.3.6 stdlib-2.2 tools-2.7 wx-1.3.1 # cosEvent-2.1.15 cosEventDomain-1.1.14 cosFileTransfer-1.1.16 cosNotification-1.1.21 cosProperty-1.1.17 cosTime-1.1.14 cosTransactions-1.2.14 debugger-4.0.1 eldap-1.0.3 et-1.5 gs-1.5.16 orber-3.7 otp_mibs-1.0.9 parsetools-2.0.11 percept-0.8.9 reltool-0.6.6 runtime_tools-1.8.14 syntax_tools-1.6.16 test_server-3.7.1 typer-0.9.8 webtool-0.8.10 xmerl-1.3.7 : OTP-17.2.2 : mnesia-4.12.2 # asn1-3.0.1 common_test-1.8.1 compiler-5.0.1 cosEvent-2.1.15 cosEventDomain-1.1.14 cosFileTransfer-1.1.16 cosNotification-1.1.21 cosProperty-1.1.17 cosTime-1.1.14 cosTransactions-1.2.14 crypto-3.4 debugger-4.0.1 dialyzer-2.7.1 diameter-1.7 edoc-0.7.14 eldap-1.0.3 erl_docgen-0.3.5 erl_interface-3.7.17 erts-6.1.2 et-1.5 eunit-2.2.7 gs-1.5.16 hipe-3.11 ic-4.3.5 inets-5.10.2 jinterface-1.5.9 kernel-3.0.2 megaco-3.17.1 observer-2.0.1 odbc-2.10.20 orber-3.7 os_mon-2.2.15 ose-1.0 otp_mibs-1.0.9 parsetools-2.0.11 percept-0.8.9 public_key-0.22 reltool-0.6.6 runtime_tools-1.8.14 sasl-2.4 snmp-5.0 ssh-3.0.4 ssl-5.3.5 stdlib-2.1.1 syntax_tools-1.6.16 test_server-3.7.1 tools-2.6.15 typer-0.9.8 webtool-0.8.10 wx-1.3 xmerl-1.3.7 : diff --git a/system/doc/design_principles/appup_cookbook.xml b/system/doc/design_principles/appup_cookbook.xml index d9f7372aab..22c48db855 100644 --- a/system/doc/design_principles/appup_cookbook.xml +++ b/system/doc/design_principles/appup_cookbook.xml @@ -239,7 +239,7 @@ system_code_change(Chs, _Module, _OldVsn, _Extra) -> <marker id="sup"></marker> <title>Changing a Supervisor</title> <p>The supervisor behaviour supports changing the internal state, - i.e. changing restart strategy and maximum restart frequency + i.e. changing restart strategy and maximum restart intensity properties, as well as changing existing child specifications.</p> <p>Adding and deleting child processes are also possible, but not handled automatically. Instructions must be given by in @@ -267,7 +267,7 @@ system_code_change(Chs, _Module, _OldVsn, _Extra) -> ... init(_Args) -> - {ok, {{one_for_all, 1, 60}, ...}}.</code> + {ok, {#{strategy => one_for_all, ...}, ...}}.</code> <p>The file <c>ch_app.appup</c>:</p> <code type="none"> {"2", diff --git a/system/doc/design_principles/sup_princ.xml b/system/doc/design_principles/sup_princ.xml index 11ef3813d6..3d7b53e339 100644 --- a/system/doc/design_principles/sup_princ.xml +++ b/system/doc/design_principles/sup_princ.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>1997</year><year>2013</year> + <year>1997</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -29,14 +29,14 @@ <file>sup_princ.xml</file> </header> <p>This section should be read in conjunction with - <c>supervisor(3)</c>, where all details about the supervisor - behaviour is given.</p> + <seealso marker="stdlib:supervisor">supervisor(3)</seealso>, where + all details about the supervisor behaviour are described.</p> <section> <title>Supervision Principles</title> - <p>A supervisor is responsible for starting, stopping and + <p>A supervisor is responsible for starting, stopping, and monitoring its child processes. The basic idea of a supervisor is - that it should keep its child processes alive by restarting them + that it shall keep its child processes alive by restarting them when necessary.</p> <p>Which child processes to start and monitor is specified by a list of <seealso marker="#spec">child specifications</seealso>. @@ -61,18 +61,59 @@ start_link() -> supervisor:start_link(ch_sup, []). init(_Args) -> - {ok, {{one_for_one, 1, 60}, - [{ch3, {ch3, start_link, []}, - permanent, brutal_kill, worker, [ch3]}]}}.</code> - <p><c>one_for_one</c> is the <seealso marker="#strategy">restart strategy</seealso>.</p> - <p>1 and 60 defines the <seealso marker="#frequency">maximum restart frequency</seealso>.</p> - <p>The tuple <c>{ch3, ...}</c> is a <seealso marker="#spec">child specification</seealso>.</p> + SupFlags = #{strategy => one_for_one, intensity => 1, period => 5}, + ChildSpecs = [#{id => ch3, + start => {ch3, start_link, []}, + restart => permanent, + shutdown => brutal_kill, + type => worker, + modules => [cg3]}], + {ok, {SupFlags, ChildSpecs}}.</code> + <p>The <c>SupFlags</c> variable in the return value + from <c>init/1</c> represents + the <seealso marker="#flags">supervisor flags</seealso>.</p> + <p>The <c>ChildSpecs</c> variable in the return value + from <c>init/1</c> is a list of <seealso marker="#spec">child + specifications</seealso>.</p> + </section> + + <section> + <title>Supervisor Flags</title> + <p>This is the type definition for the supervisor flags:</p> + <code type="none"><![CDATA[ +sup_flags() = #{strategy => strategy(), % optional + intensity => non_neg_integer(), % optional + period => pos_integer()} % optional + strategy() = one_for_all + | one_for_one + | rest_for_one + | simple_one_for_one]]></code> + <list type="bulleted"> + <item> + <p><c>strategy</c> specifies + the <seealso marker="#strategy">restart + strategy</seealso>.</p> + </item> + <item> + <p><c>intensity</c> and <c>period</c> specify + the <seealso marker="#max_intensity">maximum restart + intensity</seealso>.</p> + </item> + </list> </section> <section> <marker id="strategy"></marker> <title>Restart Strategy</title> + <p> The restart strategy is specified by + the <c>strategy</c> key in the supervisor flags map returned by + the callback function <c>init</c>:</p> + <code type="none"> +SupFlags = #{strategy => Strategy, ...}</code> + <p>The <c>strategy</c> key is optional in this map. If it is not + given, it defaults to <c>one_for_one</c>.</p> + <section> <title>one_for_one</title> <p>If a child process terminates, only that process is restarted.</p> @@ -85,7 +126,7 @@ init(_Args) -> <section> <title>one_for_all</title> <p>If a child process terminates, all other child processes are - terminated and then all child processes, including + terminated, and then all child processes, including the terminated one, are restarted.</p> <marker id="sup5"></marker> <image file="../design_principles/sup5.gif"> @@ -100,29 +141,36 @@ init(_Args) -> process in start order -- are terminated. Then the terminated child process and the rest of the child processes are restarted.</p> </section> + + <section> + <title>simple_one_for_one</title> + <p>See <seealso marker="#simple">simple-one-for-one + supervisors</seealso>.</p> + </section> </section> <section> - <marker id="frequency"></marker> - <title>Maximum Restart Frequency</title> + <marker id="max_intensity"></marker> + <title>Maximum Restart Intensity</title> <p>The supervisors have a built-in mechanism to limit the number of restarts which can occur in a given time interval. This is - determined by the values of the two parameters <c>MaxR</c> and - <c>MaxT</c> in the start specification returned by the callback - function <c>init</c>:</p> + specified by the two keys <c>intensity</c> and + <c>period</c> in the supervisor flags map returned by the + callback function <c>init</c>:</p> <code type="none"> -init(...) -> - {ok, {{RestartStrategy, MaxR, MaxT}, - [ChildSpec, ...]}}.</code> +SupFlags = #{intensity => MaxR, period => MaxT, ...}</code> <p>If more than <c>MaxR</c> number of restarts occur in the last - <c>MaxT</c> seconds, then the supervisor terminates all the child + <c>MaxT</c> seconds, the supervisor terminates all the child processes and then itself.</p> - <p>When the supervisor terminates, then the next higher level + <p>When the supervisor terminates, the next higher level supervisor takes some action. It either restarts the terminated - supervisor, or terminates itself.</p> + supervisor or terminates itself.</p> <p>The intention of the restart mechanism is to prevent a situation where a process repeatedly dies for the same reason, only to be restarted again.</p> + <p>The keys <c>intensity</c> and <c>period</c> are optional in the + supervisor flags map. If they are not given, they default + to <c>1</c> and <c>5</c>, respectively.</p> </section> <section> @@ -130,33 +178,42 @@ init(...) -> <title>Child Specification</title> <p>This is the type definition for a child specification:</p> <code type="none"><![CDATA[ -{Id, StartFunc, Restart, Shutdown, Type, Modules} - Id = term() - StartFunc = {M, F, A} - M = F = atom() - A = [term()] - Restart = permanent | transient | temporary - Shutdown = brutal_kill | integer()>0 | infinity - Type = worker | supervisor - Modules = [Module] | dynamic - Module = atom()]]></code> +child_spec() = #{id => child_id(), % mandatory + start => mfargs(), % mandatory + restart => restart(), % optional + shutdown => shutdown(), % optional + type => worker(), % optional + modules => modules()} % optional</pre> + child_id() = term() + mfargs() = {M :: module(), F :: atom(), A :: [term()]} + modules() = [module()] | dynamic + restart() = permanent | transient | temporary + shutdown() = brutal_kill | timeout() + worker() = worker | supervisor]]></code> <list type="bulleted"> <item> - <p><c>Id</c> is a name that is used to identify the child + <p><c>id</c> is used to identify the child specification internally by the supervisor.</p> + <p>The <c>id</c> key is mandatory.</p> + <p>Note that this identifier on occations has been called + "name". As far as possible, the terms "identifier" or "id" + are now used but in order to keep backwards compatibility, + some occurences of "name" can still be found, for example + in error messages.</p> </item> <item> - <p><c>StartFunc</c> defines the function call used to start + <p><c>start</c> defines the function call used to start the child process. It is a module-function-arguments tuple used as <c>apply(M, F, A)</c>.</p> <p>It should be (or result in) a call to <c>supervisor:start_link</c>, <c>gen_server:start_link</c>, - <c>gen_fsm:start_link</c> or <c>gen_event:start_link</c>. + <c>gen_fsm:start_link</c>, or <c>gen_event:start_link</c>. (Or a function compliant with these functions, see <c>supervisor(3)</c> for details.</p> + <p>The <c>start</c> key is mandatory.</p> </item> <item> - <p><c>Restart</c> defines when a terminated child process should + <p><c>restart</c> defines when a terminated child process shall be restarted.</p> <list type="bulleted"> <item>A <c>permanent</c> child process is always restarted.</item> @@ -166,12 +223,14 @@ init(...) -> death causes the temporary process to be terminated).</item> <item>A <c>transient</c> child process is restarted only if it terminates abnormally, i.e. with another exit reason than - <c>normal</c>, <c>shutdown</c> or <c>{shutdown,Term}</c>.</item> + <c>normal</c>, <c>shutdown</c>, or <c>{shutdown,Term}</c>.</item> </list> + <p>The <c>restart</c> key is optional. If it is not given, the + default value <c>permanent</c> will be used.</p> </item> <item> <marker id="shutdown"></marker> - <p><c>Shutdown</c> defines how a child process should be + <p><c>shutdown</c> defines how a child process shall be terminated.</p> <list type="bulleted"> <item><c>brutal_kill</c> means the child process is @@ -184,58 +243,78 @@ init(...) -> terminated using <c>exit(Child, kill)</c>.</item> <item>If the child process is another supervisor, it should be set to <c>infinity</c> to give the subtree enough time to - shutdown. It is also allowed to set it to <c>infinity</c>, if the - child process is a worker.</item> + shut down. It is also allowed to set it to <c>infinity</c>, + if the child process is a worker.</item> </list> <warning> - <p>Be careful by setting the <c>Shutdown</c> strategy to + <p>Be careful when setting the shutdown time to <c>infinity</c> when the child process is a worker. Because, in this situation, the termination of the supervision tree depends on the child process, it must be implemented in a safe way and its cleanup procedure must always return.</p> </warning> + <p>The <c>shutdown</c> key is optional. If it is not given, + and the child is of type <c>worker</c>, the default value + <c>5000</c> will be used; if the child is of type + <c>supervisor</c>, the default value <c>infinity</c> will be + used.</p> </item> <item> - <p><c>Type</c> specifies if the child process is a supervisor or + <p><c>type</c> specifies if the child process is a supervisor or a worker.</p> + <p>The <c>type</c> key is optional. If it is not given, the + default value <c>worker</c> will be used.</p> </item> <item> - <p><c>Modules</c> should be a list with one element + <p><c>modules</c> should be a list with one element <c>[Module]</c>, where <c>Module</c> is the name of the callback module, if the child process is a supervisor, gen_server or gen_fsm. If the child process is a gen_event, - <c>Modules</c> should be <c>dynamic</c>.</p> + the value shall be <c>dynamic</c>.</p> <p>This information is used by the release handler during upgrades and downgrades, see <seealso marker="release_handling">Release Handling</seealso>.</p> + <p>The <c>modules</c> key is optional. If it is not given, it + defaults to <c>[M]</c>, where <c>M</c> comes from the + child's start <c>{M,F,A}</c>.</p> </item> </list> <p>Example: The child specification to start the server <c>ch3</c> in the example above looks like:</p> <code type="none"> -{ch3, - {ch3, start_link, []}, - permanent, brutal_kill, worker, [ch3]}</code> +#{id => ch3, + start => {ch3, start_link, []}, + restart => permanent, + shutdown => brutal_kill, + type => worker, + modules => [ch3]}</code> + <p>or simplified, relying on the default values:</p> + <code type="none"> +#{id => ch3, + start => {ch3, start_link, []} + shutdown => brutal_kill}</code> <p>Example: A child specification to start the event manager from the chapter about <seealso marker="events#mgr">gen_event</seealso>:</p> <code type="none"> -{error_man, - {gen_event, start_link, [{local, error_man}]}, - permanent, 5000, worker, dynamic}</code> - <p>Both the server and event manager are registered processes which +#{id => error_man, + start => {gen_event, start_link, [{local, error_man}]}, + modules => dynamic}</code> + <p>Both server and event manager are registered processes which can be expected to be accessible at all times, thus they are specified to be <c>permanent</c>.</p> <p><c>ch3</c> does not need to do any cleaning up before termination, thus no shutdown time is needed but <c>brutal_kill</c> should be sufficient. <c>error_man</c> may need some time for the event handlers to clean up, thus - <c>Shutdown</c> is set to 5000 ms.</p> + the shutdown time is set to 5000 ms (which is the default + value).</p> <p>Example: A child specification to start another supervisor:</p> <code type="none"> -{sup, - {sup, start_link, []}, - transient, infinity, supervisor, [sup]}</code> +#{id => sup, + start => {sup, start_link, []}, + restart => transient, + type => supervisor} % will cause default shutdown=>infinity</code> </section> <section> @@ -262,16 +341,18 @@ start_link() -> <c>supervisor:start_link({local, Name}, Module, Args)</c> or <c>supervisor:start_link({global, Name}, Module, Args)</c>.</p> <p>The new supervisor process calls the callback function - <c>ch_sup:init([])</c>. <c>init</c> is expected to return - <c>{ok, StartSpec}</c>:</p> + <c>ch_sup:init([])</c>. <c>init</c> shall return + <c>{ok, {SupFlags, ChildSpecs}}</c>:</p> <code type="none"> init(_Args) -> - {ok, {{one_for_one, 1, 60}, - [{ch3, {ch3, start_link, []}, - permanent, brutal_kill, worker, [ch3]}]}}.</code> + SupFlags = #{}, + ChildSpecs = [#{id => ch3, + start => {ch3, start_link, []}, + shutdown => brutal_kill}], + {ok, {SupFlags, ChildSpecs}}.</code> <p>The supervisor then starts all its child processes according to - the child specifications in the start specification. In this case - there is one child process, <c>ch3</c>.</p> + the given child specifications. In this case there, is one child + process, <c>ch3</c>.</p> <p>Note that <c>supervisor:start_link</c> is synchronous. It does not return until all child processes have been started.</p> </section> @@ -303,17 +384,19 @@ supervisor:terminate_child(Sup, Id)</code> <code type="none"> supervisor:delete_child(Sup, Id)</code> <p><c>Sup</c> is the pid, or name, of the supervisor. - <c>Id</c> is the id specified in the <seealso marker="#spec">child specification</seealso>.</p> + <c>Id</c> is the value associated with the <c>id</c> key in + the <seealso marker="#spec">child specification</seealso>.</p> <p>As with dynamically added child processes, the effects of deleting a static child process is lost if the supervisor itself restarts.</p> </section> + <marker id="simple"/> <section> <title>Simple-One-For-One Supervisors</title> <p>A supervisor with restart strategy <c>simple_one_for_one</c> is a simplified one_for_one supervisor, where all child processes are - dynamically added instances of the same process.</p> + dynamically added instances of the same child specification.</p> <p>Example of a callback module for a simple_one_for_one supervisor:</p> <code type="none"> -module(simple_sup). @@ -326,9 +409,13 @@ start_link() -> supervisor:start_link(simple_sup, []). init(_Args) -> - {ok, {{simple_one_for_one, 0, 1}, - [{call, {call, start_link, []}, - temporary, brutal_kill, worker, [call]}]}}.</code> + SupFlags = #{strategy => simple_one_for_one, + intensity => 0, + period => 1}, + ChildSpecs = [#{id => call, + start => {call, start_link, []}, + shutdown => brutal_kill}], + {ok, {SupFlags, ChildSpecs}}.</code> <p>When started, the supervisor will not start any child processes. Instead, all child processes are added dynamically by calling:</p> <code type="none"> @@ -336,7 +423,7 @@ supervisor:start_child(Sup, List)</code> <p><c>Sup</c> is the pid, or name, of the supervisor. <c>List</c> is an arbitrary list of terms which will be added to the list of arguments specified in the child specification. If - the start function is specified as <c>{M, F, A}</c>, then + the start function is specified as <c>{M, F, A}</c>, the child process is started by calling <c>apply(M, F, A++List)</c>.</p> <p>For example, adding a child to <c>simple_sup</c> above:</p> @@ -352,10 +439,10 @@ call:start_link(id1)</code> supervisor:terminate_child(Sup, Pid)</code> <p>where <c>Sup</c> is the pid, or name, of the supervisor and <c>Pid</c> is the pid of the child.</p> - <p>Because a <c>simple_one_for_one</c> supervisor could have many children, - it shuts them all down at same time. So, order in which they are stopped is - not defined. For the same reason, it could have an overhead with regards to - the <c>Shutdown</c> strategy.</p> + <p>Because a <c>simple_one_for_one</c> supervisor could have many + children, it shuts them all down asynchronously. This means that + the children will do their cleanup in parallel and therefore the + order in which they are stopped is not defined.</p> </section> <section> diff --git a/system/doc/efficiency_guide/processes.xml b/system/doc/efficiency_guide/processes.xml index 6f85b029eb..86951e2dcc 100644 --- a/system/doc/efficiency_guide/processes.xml +++ b/system/doc/efficiency_guide/processes.xml @@ -186,7 +186,7 @@ kilo_byte(0, Acc) -> kilo_byte(N, Acc) -> kilo_byte(N-1, [Acc|Acc]).</code> - <p><c>kilo_byte/1</c> creates a deep list. If we call + <p><c>kilo_byte/0</c> creates a deep list. If we call <c>list_to_binary/1</c>, we can convert the deep list to a binary of 1024 bytes:</p> |