diff options
39 files changed, 1173 insertions, 535 deletions
diff --git a/bootstrap/lib/compiler/ebin/beam_a.beam b/bootstrap/lib/compiler/ebin/beam_a.beam Binary files differindex fd53a2e0f9..a4965abd48 100644 --- a/bootstrap/lib/compiler/ebin/beam_a.beam +++ b/bootstrap/lib/compiler/ebin/beam_a.beam diff --git a/erts/configure.in b/erts/configure.in index b9c9a76ef6..c47c211c4e 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -624,6 +624,7 @@ case $chk_arch_ in armv5teb) ARCH=arm;; armv5tel) ARCH=arm;; armv5tejl) ARCH=arm;; + armv6l) ARCH=arm;; armv7l) ARCH=arm;; tile) ARCH=tile;; *) ARCH=noarch;; diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index a68e62d051..8dca7402e8 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -657,10 +657,11 @@ <p>Se also <seealso marker="stdlib:io#printable_range/0"> io:printable_range/0</seealso>.</p> </item> - <tag><marker id="+P"/><marker id="max_processes"><c><![CDATA[+P Number]]></c></marker></tag> + <tag><marker id="+P"/><marker id="max_processes"><c><![CDATA[+P Number|legacy]]></c></marker></tag> <item> <p>Sets the maximum number of simultaneously existing processes for this - system. Valid range for <c>Number</c> is <c>[1024-134217727]</c></p> + system if a <c>Number</c> is passed as value. Valid range for + <c>Number</c> is <c>[1024-134217727]</c></p> <p><em>NOTE</em>: The actual maximum chosen may be much larger than the <c>Number</c> passed. Currently the runtime system often, but not always, chooses a value that is a power of 2. This might, @@ -668,11 +669,19 @@ checked by calling <seealso marker="erlang#system_info_process_limit">erlang:system_info(process_limit)</seealso>.</p> <p>The default value is <c>262144</c></p> + <p>If <c>legacy</c> is passed as value, the legacy algorithm for + allocation of process identifiers will be used. Using the legacy + algorithm, identifiers will be allocated in a strictly increasing + fashion until largest possible identifier has been reached. Note that + this algorithm suffers from performance issues and can under certain + circumstances be extremely expensive. The legacy algoritm is deprecated, + and the <c>legacy</c> option is scheduled for removal in OTP-R18.</p> </item> - <tag><marker id="+Q"/><marker id="max_ports"><c><![CDATA[+Q Number]]></c></marker></tag> + <tag><marker id="+Q"/><marker id="max_ports"><c><![CDATA[+Q Number|legacy]]></c></marker></tag> <item> <p>Sets the maximum number of simultaneously existing ports for this - system. Valid range for <c>Number</c> is <c>[1024-134217727]</c></p> + system if a Number is passed as value. Valid range for <c>Number</c> + is <c>[1024-134217727]</c></p> <p><em>NOTE</em>: The actual maximum chosen may be much larger than the actual <c>Number</c> passed. Currently the runtime system often, but not always, chooses a value that is a power of 2. This might, @@ -691,6 +700,13 @@ for setting the maximum number of simultaneously existing ports. This environment variable is deprecated, and scheduled for removal in OTP-R17, but can still be used.</p> + <p>If <c>legacy</c> is passed as value, the legacy algorithm for + allocation of port identifiers will be used. Using the legacy + algorithm, identifiers will be allocated in a strictly increasing + fashion until largest possible identifier has been reached. Note that + this algorithm suffers from performance issues and can under certain + circumstances be extremely expensive. The legacy algoritm is deprecated, + and the <c>legacy</c> option is scheduled for removal in OTP-R18.</p> </item> <tag><marker id="compat_rel"><c><![CDATA[+R ReleaseNumber]]></c></marker></tag> <item> diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names index ce60bb9bbc..9e12080732 100644 --- a/erts/emulator/beam/atom.names +++ b/erts/emulator/beam/atom.names @@ -248,6 +248,7 @@ atom get_data atom get_seq_token atom get_tcw atom getenv +atom gather_gc_info_result atom gather_sched_wall_time_result atom getting_linked atom getting_unlinked diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 9de4ef1ff9..403776aade 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -2176,7 +2176,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) if (want_tot_or_sys || want.processes || want.processes_used) { - int max_processes = erts_ptab_max(&erts_proc); UWord tmp; if (ERTS_MEM_NEED_ALL_ALCU) @@ -2186,7 +2185,7 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) fi, ERTS_ALC_NO_FIXED_SIZES); tmp = alcu_size(ERTS_ALC_A_EHEAP, NULL, 0); } - tmp += max_processes*sizeof(erts_smp_atomic_t); + tmp += erts_ptab_mem_size(&erts_proc); tmp += erts_bif_timer_memory_size(); tmp += erts_tot_link_lh_size(); @@ -2312,13 +2311,11 @@ struct aa_values { Eterm erts_allocated_areas(int *print_to_p, void *print_to_arg, void *proc) { -#define MAX_AA_VALUES (23) +#define MAX_AA_VALUES (24) struct aa_values values[MAX_AA_VALUES]; Eterm res = THE_NON_VALUE; int i, length; Uint reserved_atom_space, atom_space; - int max_processes = erts_ptab_max(&erts_proc); - int max_ports = erts_ptab_max(&erts_port); if (proc) { ERTS_SMP_LC_ASSERT(ERTS_PROC_LOCK_MAIN @@ -2349,8 +2346,8 @@ erts_allocated_areas(int *print_to_p, void *print_to_arg, void *proc) values[i].arity = 2; values[i].name = "static"; - values[i].ui[0] = - max_ports*sizeof(erts_smp_atomic_t) /* Port table */ + values[i].ui[0] = + sizeof(ErtsPTab)*2 /* proc & port tables */ + erts_timer_wheel_memory_size(); /* Timer wheel */ i++; @@ -2429,7 +2426,12 @@ erts_allocated_areas(int *print_to_p, void *print_to_arg, void *proc) values[i].arity = 2; values[i].name = "process_table"; - values[i].ui[0] = max_processes*sizeof(Process*); + values[i].ui[0] = erts_ptab_mem_size(&erts_proc); + i++; + + values[i].arity = 2; + values[i].name = "port_table"; + values[i].ui[0] = erts_ptab_mem_size(&erts_port); i++; values[i].arity = 2; diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types index 5a92ab7f24..f913525726 100644 --- a/erts/emulator/beam/erl_alloc.types +++ b/erts/emulator/beam/erl_alloc.types @@ -366,6 +366,7 @@ type MONITOR_SH STANDARD_LOW PROCESSES monitor_sh type NLINK_SH STANDARD_LOW PROCESSES nlink_sh type AINFO_REQ STANDARD_LOW SYSTEM alloc_info_request type SCHED_WTIME_REQ STANDARD_LOW SYSTEM sched_wall_time_request +type GC_INFO_REQ STANDARD_LOW SYSTEM gc_info_request +else # "fullword" @@ -383,6 +384,7 @@ type MONITOR_SH FIXED_SIZE PROCESSES monitor_sh type NLINK_SH FIXED_SIZE PROCESSES nlink_sh type AINFO_REQ SHORT_LIVED SYSTEM alloc_info_request type SCHED_WTIME_REQ SHORT_LIVED SYSTEM sched_wall_time_request +type GC_INFO_REQ SHORT_LIVED SYSTEM gc_info_request +endif diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 54eefe8d12..1744afbae1 100755 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -59,6 +59,7 @@ static Export* alloc_info_trap = NULL; static Export* alloc_sizes_trap = NULL; static Export *gather_sched_wall_time_res_trap; +static Export *gather_gc_info_res_trap; #define DECL_AM(S) Eterm AM_ ## S = am_atom_put(#S, sizeof(#S) - 1) @@ -3103,18 +3104,10 @@ BIF_RETTYPE statistics_1(BIF_ALIST_1) res = TUPLE2(hp, cs, SMALL_ZERO); BIF_RET(res); } else if (BIF_ARG_1 == am_garbage_collection) { - Uint hsz = 4; - ErtsGCInfo gc_info; - Eterm gcs; - Eterm recl; - erts_gc_info(&gc_info); - (void) erts_bld_uint(NULL, &hsz, gc_info.garbage_collections); - (void) erts_bld_uint(NULL, &hsz, gc_info.reclaimed); - hp = HAlloc(BIF_P, hsz); - gcs = erts_bld_uint(&hp, NULL, gc_info.garbage_collections); - recl = erts_bld_uint(&hp, NULL, gc_info.reclaimed); - res = TUPLE3(hp, gcs, recl, SMALL_ZERO); - BIF_RET(res); + res = erts_gc_info_request(BIF_P); + if (is_non_value(res)) + BIF_RET(am_undefined); + BIF_TRAP1(gather_gc_info_res_trap, BIF_P, res); } else if (BIF_ARG_1 == am_reductions) { Uint reds; Uint diff; @@ -4082,6 +4075,8 @@ erts_bif_info_init(void) alloc_sizes_trap = erts_export_put(am_erlang, am_alloc_sizes, 1); gather_sched_wall_time_res_trap = erts_export_put(am_erlang, am_gather_sched_wall_time_result, 1); + gather_gc_info_res_trap + = erts_export_put(am_erlang, am_gather_gc_info_result, 1); process_info_init(); os_info_init(); } diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index 298909c921..0d12e658d9 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -47,10 +47,6 @@ */ #define ALENGTH(a) (sizeof(a)/sizeof(a[0])) -static erts_smp_spinlock_t info_lck; -static Uint garbage_cols; /* no of garbage collections */ -static Uint reclaimed; /* no of words reclaimed in GCs */ - # define STACK_SZ_ON_HEAP(p) ((p)->hend - (p)->stop) # define OverRunCheck(P) \ if ((P)->stop < (P)->htop) { \ @@ -120,6 +116,8 @@ static void offset_rootset(Process *p, Sint offs, char* area, Uint area_size, static void offset_off_heap(Process* p, Sint offs, char* area, Uint area_size); static void offset_mqueue(Process *p, Sint offs, char* area, Uint area_size); +static void init_gc_info(ErtsGCInfo *gcip); + #ifdef HARDDEBUG static void disallow_heap_frag_ref_in_heap(Process* p); static void disallow_heap_frag_ref_in_old_heap(Process* p); @@ -137,13 +135,41 @@ static int num_heap_sizes; /* Number of heap sizes. */ Uint erts_test_long_gc_sleep; /* Only used for testing... */ +typedef struct { + Process *proc; + Eterm ref; + Eterm ref_heap[REF_THING_SIZE]; + Uint req_sched; + erts_smp_atomic32_t refc; +} ErtsGCInfoReq; + +#if !HALFWORD_HEAP +ERTS_SCHED_PREF_QUICK_ALLOC_IMPL(gcireq, + ErtsGCInfoReq, + 5, + ERTS_ALC_T_GC_INFO_REQ) +#else +static ERTS_INLINE ErtsGCInfoReq * +gcireq_alloc(void) +{ + return erts_alloc(ERTS_ALC_T_GC_INFO_REQ, + sizeof(ErtsGCInfoReq)); +} + +static ERTS_INLINE void +gcireq_free(ErtsGCInfoReq *ptr) +{ + erts_free(ERTS_ALC_T_GC_INFO_REQ, ptr); +} +#endif + /* * Initialize GC global data. */ void erts_init_gc(void) { - int i = 0; + int i = 0, ix; Sint max_heap_size = 0; ASSERT(offsetof(ProcBin,thing_word) == offsetof(struct erl_off_heap_header,thing_word)); @@ -156,9 +182,6 @@ erts_init_gc(void) ASSERT(offsetof(ProcBin,next) == offsetof(ErlFunThing,next)); ASSERT(offsetof(ProcBin,next) == offsetof(ExternalThing,next)); - erts_smp_spinlock_init(&info_lck, "gc_info"); - garbage_cols = 0; - reclaimed = 0; erts_test_long_gc_sleep = 0; /* @@ -199,6 +222,16 @@ erts_init_gc(void) } } num_heap_sizes = i; + + for (ix = 0; ix < erts_no_schedulers; ix++) { + ErtsSchedulerData *esdp = ERTS_SCHEDULER_IX(ix); + init_gc_info(&esdp->gc_info); + } + +#if !HALFWORD_HEAP + init_gcireq_alloc(); +#endif + } /* @@ -287,17 +320,6 @@ erts_heap_sizes(Process* p) return res; } -void -erts_gc_info(ErtsGCInfo *gcip) -{ - if (gcip) { - erts_smp_spin_lock(&info_lck); - gcip->garbage_collections = garbage_cols; - gcip->reclaimed = reclaimed; - erts_smp_spin_unlock(&info_lck); - } -} - void erts_offset_heap(Eterm* hp, Uint sz, Sint offs, Eterm* low, Eterm* high) { @@ -378,6 +400,7 @@ erts_garbage_collect(Process* p, int need, Eterm* objv, int nobj) Uint reclaimed_now = 0; int done = 0; Uint ms1, s1, us1; + ErtsSchedulerData *esdp = erts_get_scheduler_data(); #ifdef USE_VM_PROBES DTRACE_CHARBUF(pidbuf, DTRACE_TERM_BUF_SIZE); #endif @@ -455,11 +478,9 @@ erts_garbage_collect(Process* p, int need, Eterm* objv, int nobj) monitor_large_heap(p); } - erts_smp_spin_lock(&info_lck); - garbage_cols++; - reclaimed += reclaimed_now; - erts_smp_spin_unlock(&info_lck); - + esdp->gc_info.garbage_cols++; + esdp->gc_info.reclaimed += reclaimed_now; + FLAGS(p) &= ~F_FORCE_GC; #ifdef CHECK_FOR_HOLES @@ -2543,6 +2564,110 @@ offset_rootset(Process *p, Sint offs, char* area, Uint area_size, offset_one_rootset(p, offs, area, area_size, objv, nobj); } +static void +init_gc_info(ErtsGCInfo *gcip) +{ + gcip->reclaimed = 0; + gcip->garbage_cols = 0; +} + +static void +reply_gc_info(void *vgcirp) +{ + Uint64 reclaimed = 0, garbage_cols = 0; + ErtsSchedulerData *esdp = erts_get_scheduler_data(); + ErtsGCInfoReq *gcirp = (ErtsGCInfoReq *) vgcirp; + ErtsProcLocks rp_locks = (gcirp->req_sched == esdp->no + ? ERTS_PROC_LOCK_MAIN + : 0); + Process *rp = gcirp->proc; + Eterm ref_copy = NIL, msg; + Eterm *hp = NULL; + Eterm **hpp; + Uint sz, *szp; + ErlOffHeap *ohp = NULL; + ErlHeapFragment *bp = NULL; + + ASSERT(esdp); + + reclaimed = esdp->gc_info.reclaimed; + garbage_cols = esdp->gc_info.garbage_cols; + + sz = 0; + hpp = NULL; + szp = &sz; + + while (1) { + if (hpp) + ref_copy = STORE_NC(hpp, ohp, gcirp->ref); + else + *szp += REF_THING_SIZE; + + msg = erts_bld_tuple(hpp, szp, 3, + make_small(esdp->no), + erts_bld_uint64(hpp, szp, garbage_cols), + erts_bld_uint64(hpp, szp, reclaimed)); + + msg = erts_bld_tuple(hpp, szp, 2, ref_copy, msg); + if (hpp) + break; + + hp = erts_alloc_message_heap(sz, &bp, &ohp, rp, &rp_locks); + szp = NULL; + hpp = &hp; + } + + erts_queue_message(rp, &rp_locks, bp, msg, NIL +#ifdef USE_VM_PROBES + , NIL +#endif + ); + + if (gcirp->req_sched == esdp->no) + rp_locks &= ~ERTS_PROC_LOCK_MAIN; + + if (rp_locks) + erts_smp_proc_unlock(rp, rp_locks); + + erts_smp_proc_dec_refc(rp); + + if (erts_smp_atomic32_dec_read_nob(&gcirp->refc) == 0) + gcireq_free(vgcirp); +} + +Eterm +erts_gc_info_request(Process *c_p) +{ + ErtsSchedulerData *esdp = ERTS_PROC_GET_SCHDATA(c_p); + Eterm ref; + ErtsGCInfoReq *gcirp; + Eterm *hp; + + gcirp = gcireq_alloc(); + ref = erts_make_ref(c_p); + hp = &gcirp->ref_heap[0]; + + gcirp->proc = c_p; + gcirp->ref = STORE_NC(&hp, NULL, ref); + gcirp->req_sched = esdp->no; + erts_smp_atomic32_init_nob(&gcirp->refc, + (erts_aint32_t) erts_no_schedulers); + + erts_smp_proc_add_refc(c_p, (Sint32) erts_no_schedulers); + +#ifdef ERTS_SMP + if (erts_no_schedulers > 1) + erts_schedule_multi_misc_aux_work(1, + erts_no_schedulers, + reply_gc_info, + (void *) gcirp); +#endif + + reply_gc_info((void *) gcirp); + + return ref; +} + #if defined(DEBUG) || defined(ERTS_OFFHEAP_DEBUG) static int diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index e6a96d427f..b3a3c3d403 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -131,8 +131,10 @@ extern void ConWaitForExit(void); static void erl_init(int ncpu, int proc_tab_sz, + int legacy_proc_tab, int port_tab_sz, - int port_tab_sz_ignore_files); + int port_tab_sz_ignore_files, + int legacy_port_tab); static erts_atomic_t exiting; @@ -280,7 +282,9 @@ erts_short_init(void) int ncpu = early_init(NULL, NULL); erl_init(ncpu, ERTS_DEFAULT_MAX_PROCESSES, + 0, ERTS_DEFAULT_MAX_PORTS, + 0, 0); erts_initialized = 1; } @@ -288,19 +292,21 @@ erts_short_init(void) static void erl_init(int ncpu, int proc_tab_sz, + int legacy_proc_tab, int port_tab_sz, - int port_tab_sz_ignore_files) + int port_tab_sz_ignore_files, + int legacy_port_tab) { init_benchmarking(); erts_init_monitors(); - erts_init_gc(); erts_init_time(); erts_init_sys_common_misc(); - erts_init_process(ncpu, proc_tab_sz); + erts_init_process(ncpu, proc_tab_sz, legacy_proc_tab); erts_init_scheduling(no_schedulers, no_schedulers_online); erts_init_cpu_topology(); /* Must be after init_scheduling */ + erts_init_gc(); /* Must be after init_scheduling */ erts_alloc_late_init(); H_MIN_SIZE = erts_next_heap_size(H_MIN_SIZE, 0); @@ -327,7 +333,7 @@ erl_init(int ncpu, init_dist(); erl_drv_thr_init(); erts_init_async(); - erts_init_io(port_tab_sz, port_tab_sz_ignore_files); + erts_init_io(port_tab_sz, port_tab_sz_ignore_files, legacy_port_tab); init_load(); erts_init_bif(); erts_init_bif_chksum(); @@ -923,6 +929,9 @@ erl_start(int argc, char **argv) int proc_tab_sz = ERTS_DEFAULT_MAX_PROCESSES; int port_tab_sz = ERTS_DEFAULT_MAX_PORTS; int port_tab_sz_ignore_files = 0; + int legacy_proc_tab = 0; + int legacy_port_tab = 0; + envbufsz = sizeof(envbuf); if (erts_sys_getenv_raw(ERL_MAX_ETS_TABLES_ENV, envbuf, &envbufsz) == 0) @@ -1268,27 +1277,35 @@ erl_start(int argc, char **argv) case 'P': /* set maximum number of processes */ arg = get_arg(argv[i]+2, argv[i+1], &i); - errno = 0; - proc_tab_sz = strtol(arg, NULL, 10); - if (errno != 0 - || proc_tab_sz < ERTS_MIN_PROCESSES - || ERTS_MAX_PROCESSES < proc_tab_sz) { - erts_fprintf(stderr, "bad number of processes %s\n", arg); - erts_usage(); + if (strcmp(arg, "legacy") == 0) + legacy_proc_tab = 1; + else { + errno = 0; + proc_tab_sz = strtol(arg, NULL, 10); + if (errno != 0 + || proc_tab_sz < ERTS_MIN_PROCESSES + || ERTS_MAX_PROCESSES < proc_tab_sz) { + erts_fprintf(stderr, "bad number of processes %s\n", arg); + erts_usage(); + } } break; case 'Q': /* set maximum number of ports */ arg = get_arg(argv[i]+2, argv[i+1], &i); - errno = 0; - port_tab_sz = strtol(arg, NULL, 10); - if (errno != 0 - || port_tab_sz < ERTS_MIN_PROCESSES - || ERTS_MAX_PROCESSES < port_tab_sz) { - erts_fprintf(stderr, "bad number of ports %s\n", arg); - erts_usage(); + if (strcmp(arg, "legacy") == 0) + legacy_port_tab = 1; + else { + errno = 0; + port_tab_sz = strtol(arg, NULL, 10); + if (errno != 0 + || port_tab_sz < ERTS_MIN_PROCESSES + || ERTS_MAX_PROCESSES < port_tab_sz) { + erts_fprintf(stderr, "bad number of ports %s\n", arg); + erts_usage(); + } + port_tab_sz_ignore_files = 1; } - port_tab_sz_ignore_files = 1; break; case 'S' : /* Was handled in early_init() just read past it */ @@ -1642,8 +1659,10 @@ erl_start(int argc, char **argv) erl_init(ncpu, proc_tab_sz, + legacy_proc_tab, port_tab_sz, - port_tab_sz_ignore_files); + port_tab_sz_ignore_files, + legacy_port_tab); load_preloaded(); erts_end_staging_code_ix(); diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index 7415a5721f..81799ddbb1 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -485,7 +485,7 @@ release_process(void *vproc) /* initialize the scheduler */ void -erts_init_process(int ncpu, int proc_tab_size) +erts_init_process(int ncpu, int proc_tab_size, int legacy_proc_tab) { #ifdef ERTS_SMP @@ -505,7 +505,8 @@ erts_init_process(int ncpu, int proc_tab_size) (ErtsPTabElementCommon *) &erts_invalid_process.common, proc_tab_size, sizeof(Process), - "process_table"); + "process_table", + legacy_proc_tab); last_reductions = 0; last_exact_reductions = 0; @@ -4670,8 +4671,8 @@ erts_init_scheduling(int no_schedulers, int no_schedulers_online) esdp->reductions = 0; init_sched_wall_time(&esdp->sched_wall_time); - erts_port_task_handle_init(&esdp->nosuspend_port_task_handle); + } init_misc_aux_work(); diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 5a1f6bbe8d..7dd8116857 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -420,6 +420,11 @@ typedef struct { } ErtsSchedWallTime; typedef struct { + Uint64 reclaimed; + Uint64 garbage_cols; +} ErtsGCInfo; + +typedef struct { int sched; erts_aint32_t aux_work; } ErtsDelayedAuxWorkWakeupJob; @@ -507,6 +512,7 @@ struct ErtsSchedulerData_ { Uint64 reductions; ErtsSchedWallTime sched_wall_time; + ErtsGCInfo gc_info; ErtsPortTaskHandle nosuspend_port_task_handle; #ifdef ERTS_DO_VERIFY_UNUSED_TEMP_ALLOC @@ -1126,6 +1132,7 @@ void erts_early_init_scheduling(int); void erts_init_scheduling(int, int); Eterm erts_sched_wall_time_request(Process *c_p, int set, int enable); +Eterm erts_gc_info_request(Process *c_p); Uint64 erts_get_proc_interval(void); Uint64 erts_ensure_later_proc_interval(Uint64); Uint64 erts_step_proc_interval(void); @@ -1352,7 +1359,7 @@ void erts_schedule_multi_misc_aux_work(int ignore_self, erts_aint32_t erts_set_aux_work_timeout(int, erts_aint32_t, int); void erts_sched_notify_check_cpu_bind(void); Uint erts_active_schedulers(void); -void erts_init_process(int, int); +void erts_init_process(int, int, int); Eterm erts_process_status(Process *, ErtsProcLocks, Process *, Eterm); Uint erts_run_queues_len(Uint *); void erts_add_to_runq(Process *); diff --git a/erts/emulator/beam/erl_ptab.c b/erts/emulator/beam/erl_ptab.c index 5bbc71c659..8da135b2c8 100644 --- a/erts/emulator/beam/erl_ptab.c +++ b/erts/emulator/beam/erl_ptab.c @@ -34,6 +34,8 @@ typedef struct ErtsPTabListBifData_ ErtsPTabListBifData; +#define ERTS_PTAB_NEW_MAX_RESERVE_FAIL 1000 + #define ERTS_PTAB_LIST_BIF_TAB_INSPECT_INDICES_PER_RED 25 #define ERTS_PTAB_LIST_BIF_TAB_CHUNK_SIZE 1000 #define ERTS_PTAB_LIST_BIF_MIN_START_REDS \ @@ -415,6 +417,27 @@ last_data_cmp(Uint64 ld1, Uint64 ld2) #define ERTS_PTAB_LastData2EtermData(LD) \ ((Eterm) ((LD) & ~(~((Uint64) 0) << ERTS_PTAB_ID_DATA_SIZE))) +static ERTS_INLINE Uint32 +ix_to_free_id_data_ix(ErtsPTab *ptab, Uint32 ix) +{ + Uint32 dix; + + dix = ((ix & ptab->r.o.dix_cl_mask) << ptab->r.o.dix_cl_shift); + dix += ((ix >> ptab->r.o.dix_cli_shift) & ptab->r.o.dix_cli_mask); + ASSERT(0 <= dix && dix < ptab->r.o.max); + return dix; +} + +UWord +erts_ptab_mem_size(ErtsPTab *ptab) +{ + UWord size = ptab->r.o.max*sizeof(erts_smp_atomic_t); + if (ptab->r.o.free_id_data) + size += ptab->r.o.max*sizeof(Uint32); + return size; +} + + void erts_ptab_init_table(ErtsPTab *ptab, ErtsAlcType_t atype, @@ -422,10 +445,11 @@ erts_ptab_init_table(ErtsPTab *ptab, ErtsPTabElementCommon *invalid_element, int size, UWord element_size, - char *name) + char *name, + int legacy) { - size_t tab_sz; - int bits; + size_t tab_sz, alloc_sz; + Uint32 bits, cl, cli, ix, ix_per_cache_line, tab_cache_lines; char *tab_end; erts_smp_atomic_t *tab_entry; erts_smp_rwmtx_opt_t rwmtx_opts = ERTS_SMP_RWMTX_OPT_DEFAULT_INITER; @@ -448,7 +472,10 @@ erts_ptab_init_table(ErtsPTab *ptab, ptab->r.o.max = size; tab_sz = ERTS_ALC_CACHE_LINE_ALIGN_SIZE(size*sizeof(erts_smp_atomic_t)); - ptab->r.o.tab = erts_alloc_permanent_cache_aligned(atype, tab_sz); + alloc_sz = tab_sz; + if (!legacy) + alloc_sz += ERTS_ALC_CACHE_LINE_ALIGN_SIZE(size*sizeof(Uint32)); + ptab->r.o.tab = erts_alloc_permanent_cache_aligned(atype, alloc_sz); tab_end = ((char *) ptab->r.o.tab) + tab_sz; tab_entry = ptab->r.o.tab; while (tab_end > ((char *) tab_entry)) { @@ -456,28 +483,57 @@ erts_ptab_init_table(ErtsPTab *ptab, tab_entry++; } - ptab->r.o.tab_cache_lines = tab_sz/ERTS_CACHE_LINE_SIZE; - ptab->r.o.pix_per_cache_line = (ERTS_CACHE_LINE_SIZE - / sizeof(erts_smp_atomic_t)); + tab_cache_lines = tab_sz/ERTS_CACHE_LINE_SIZE; + ix_per_cache_line = (ERTS_CACHE_LINE_SIZE/sizeof(erts_smp_atomic_t)); ASSERT((ptab->r.o.max & (ptab->r.o.max - 1)) == 0); /* power of 2 */ - ASSERT((ptab->r.o.pix_per_cache_line - & (ptab->r.o.pix_per_cache_line - 1)) == 0); /* power of 2 */ - ASSERT((ptab->r.o.tab_cache_lines - & (ptab->r.o.tab_cache_lines - 1)) == 0); /* power of 2 */ - - ptab->r.o.pix_mask - = (1 << bits) - 1; - ptab->r.o.pix_cl_mask - = ptab->r.o.tab_cache_lines-1; - ptab->r.o.pix_cl_shift - = erts_fit_in_bits_int32(ptab->r.o.pix_per_cache_line-1); - ptab->r.o.pix_cli_shift - = erts_fit_in_bits_int32(ptab->r.o.pix_cl_mask); - ptab->r.o.pix_cli_mask - = (1 << (bits - ptab->r.o.pix_cli_shift)) - 1; + ASSERT((ix_per_cache_line & (ix_per_cache_line - 1)) == 0); /* power of 2 */ + ASSERT((tab_cache_lines & (tab_cache_lines - 1)) == 0); /* power of 2 */ + + ptab->r.o.pix_mask = (1 << bits) - 1; + ptab->r.o.pix_cl_mask = tab_cache_lines-1; + ptab->r.o.pix_cl_shift = erts_fit_in_bits_int32(ix_per_cache_line-1); + ptab->r.o.pix_cli_shift = erts_fit_in_bits_int32(ptab->r.o.pix_cl_mask); + ptab->r.o.pix_cli_mask = (1 << (bits - ptab->r.o.pix_cli_shift)) - 1; ASSERT(ptab->r.o.pix_cl_shift + ptab->r.o.pix_cli_shift == bits); + if (legacy) { + ptab->r.o.free_id_data = NULL; + ptab->r.o.dix_cl_mask = 0; + ptab->r.o.dix_cl_shift = 0; + ptab->r.o.dix_cli_shift = 0; + ptab->r.o.dix_cli_mask = 0; + } + else { + + tab_sz = ERTS_ALC_CACHE_LINE_ALIGN_SIZE(size*sizeof(Uint32)); + ptab->r.o.free_id_data = (Uint32 *) tab_end; + + tab_cache_lines = tab_sz/ERTS_CACHE_LINE_SIZE; + ix_per_cache_line = (ERTS_CACHE_LINE_SIZE/sizeof(Uint32)); + + ptab->r.o.dix_cl_mask = tab_cache_lines-1; + ptab->r.o.dix_cl_shift = erts_fit_in_bits_int32(ix_per_cache_line-1); + ptab->r.o.dix_cli_shift = erts_fit_in_bits_int32(ptab->r.o.dix_cl_mask); + ptab->r.o.dix_cli_mask = (1 << (bits - ptab->r.o.dix_cli_shift)) - 1; + + ASSERT((ix_per_cache_line & (ix_per_cache_line - 1)) == 0); /* power of 2 */ + ASSERT((tab_cache_lines & (tab_cache_lines - 1)) == 0); /* power of 2 */ + + ASSERT(ptab->r.o.dix_cl_shift + ptab->r.o.dix_cli_shift == bits); + + ix = 0; + for (cl = 0; cl < tab_cache_lines; cl++) { + for (cli = 0; cli < ix_per_cache_line; cli++) { + ptab->r.o.free_id_data[ix] = cli*tab_cache_lines+cl; + ix++; + } + } + + erts_smp_atomic32_init_nob(&ptab->vola.tile.aid_ix, -1); + erts_smp_atomic32_init_nob(&ptab->vola.tile.fid_ix, -1); + + } ptab->r.o.invalid_element = invalid_element; ptab->r.o.invalid_data = erts_ptab_id2data(ptab, invalid_element->id); ptab->r.o.release_element = release_element; @@ -522,9 +578,7 @@ erts_ptab_new_element(ErtsPTab *ptab, void *init_arg, void (*init_ptab_el)(void *, Eterm)) { - int pix; - Uint64 ld, exp_ld; - Eterm data; + Uint32 pix, ix, data; erts_aint32_t count; erts_aint_t invalid = (erts_aint_t) ptab->r.o.invalid_element; @@ -551,62 +605,108 @@ erts_ptab_new_element(ErtsPTab *ptab, ptab_el->u.alive.started_interval = erts_smp_current_interval_nob(erts_ptab_interval(ptab)); - ld = last_data_read_acqb(ptab); + if (ptab->r.o.free_id_data) { - /* Reserve slot */ - while (1) { - ld++; - pix = erts_ptab_data2pix(ptab, ERTS_PTAB_LastData2EtermData(ld)); - if (erts_smp_atomic_read_nob(&ptab->r.o.tab[pix]) == ERTS_AINT_NULL) { - erts_aint_t val; - val = erts_smp_atomic_cmpxchg_relb(&ptab->r.o.tab[pix], - invalid, - ERTS_AINT_NULL); + ix = (Uint32) erts_smp_atomic32_inc_read_acqb(&ptab->vola.tile.aid_ix); + ix = ix_to_free_id_data_ix(ptab, ix); + + data = ptab->r.o.free_id_data[ix]; + + init_ptab_el(init_arg, (Eterm) data); + +#ifdef ERTS_SMP + erts_smp_atomic32_init_nob(&ptab_el->refc, 1); +#endif + + pix = erts_ptab_data2pix(ptab, (Eterm) data); + +#ifdef DEBUG + ASSERT(ERTS_AINT_NULL == erts_smp_atomic_xchg_relb(&ptab->r.o.tab[pix], + (erts_aint_t) ptab_el)); +#else + erts_smp_atomic_set_relb(&ptab->r.o.tab[pix], (erts_aint_t) ptab_el); +#endif + + erts_ptab_runlock(ptab); - if (ERTS_AINT_NULL == val) - break; - } } + else { + int rlocked = ERTS_PTAB_NEW_MAX_RESERVE_FAIL; + Uint64 ld, exp_ld; + /* Deprecated legacy algorithm... */ + + restart: + + ptab_el->u.alive.started_interval + = erts_smp_current_interval_nob(erts_ptab_interval(ptab)); - data = ERTS_PTAB_LastData2EtermData(ld); + ld = last_data_read_acqb(ptab); + + /* Reserve slot */ + while (1) { + ld++; + pix = erts_ptab_data2pix(ptab, ERTS_PTAB_LastData2EtermData(ld)); + if (erts_smp_atomic_read_nob(&ptab->r.o.tab[pix]) + == ERTS_AINT_NULL) { + erts_aint_t val; + val = erts_smp_atomic_cmpxchg_relb(&ptab->r.o.tab[pix], + invalid, + ERTS_AINT_NULL); + + if (ERTS_AINT_NULL == val) + break; + } + if (rlocked && --rlocked == 0) { + erts_ptab_runlock(ptab); + erts_ptab_rwlock(ptab); + goto restart; + } + } - if (data == ptab->r.o.invalid_data) { - /* Do not use invalid data; fix it... */ - ld += ptab->r.o.max; - ASSERT(pix == erts_ptab_data2pix(ptab, - ERTS_PTAB_LastData2EtermData(ld))); data = ERTS_PTAB_LastData2EtermData(ld); - ASSERT(data != ptab->r.o.invalid_data); - } - exp_ld = last_data_read_nob(ptab); + if (data == ptab->r.o.invalid_data) { + /* Do not use invalid data; fix it... */ + ld += ptab->r.o.max; + ASSERT(pix == erts_ptab_data2pix(ptab, + ERTS_PTAB_LastData2EtermData(ld))); + data = ERTS_PTAB_LastData2EtermData(ld); + ASSERT(data != ptab->r.o.invalid_data); + } - /* Move last data forward */ - while (1) { - Uint64 act_ld; - if (last_data_cmp(ld, exp_ld) < 0) - break; - act_ld = last_data_cmpxchg_relb(ptab, ld, exp_ld); - if (act_ld == exp_ld) - break; - exp_ld = act_ld; - } + exp_ld = last_data_read_nob(ptab); + + /* Move last data forward */ + while (1) { + Uint64 act_ld; + if (last_data_cmp(ld, exp_ld) < 0) + break; + act_ld = last_data_cmpxchg_relb(ptab, ld, exp_ld); + if (act_ld == exp_ld) + break; + exp_ld = act_ld; + } - init_ptab_el(init_arg, data); + init_ptab_el(init_arg, data); #ifdef ERTS_SMP - erts_smp_atomic32_init_nob(&ptab_el->refc, 1); + erts_smp_atomic32_init_nob(&ptab_el->refc, 1); #endif - /* Move into slot reserved */ + /* Move into slot reserved */ #ifdef DEBUG - ASSERT(invalid == erts_smp_atomic_xchg_relb(&ptab->r.o.tab[pix], + ASSERT(invalid == erts_smp_atomic_xchg_relb(&ptab->r.o.tab[pix], (erts_aint_t) ptab_el)); #else - erts_smp_atomic_set_relb(&ptab->r.o.tab[pix], (erts_aint_t) ptab_el); + erts_smp_atomic_set_relb(&ptab->r.o.tab[pix], (erts_aint_t) ptab_el); #endif - erts_ptab_runlock(ptab); + if (rlocked) + erts_ptab_runlock(ptab); + else + erts_ptab_rwunlock(ptab); + + } return 1; } @@ -647,7 +747,9 @@ erts_ptab_delete_element(ErtsPTab *ptab, ErtsPTabElementCommon *ptab_el) { int maybe_save; - int pix = erts_ptab_id2pix(ptab, ptab_el->id); + Uint32 pix, ix, data; + + pix = erts_ptab_id2pix(ptab, ptab_el->id); ASSERT(erts_get_scheduler_id()); /* *Need* to be a scheduler */ @@ -660,6 +762,26 @@ erts_ptab_delete_element(ErtsPTab *ptab, erts_smp_atomic_set_relb(&ptab->r.o.tab[pix], ERTS_AINT_NULL); + if (ptab->r.o.free_id_data) { + + /* Next data for this slot... */ + data = (Uint32) erts_ptab_id2data(ptab, ptab_el->id); + data += ptab->r.o.max; + data &= ~(~((Uint32) 0) << ERTS_PTAB_ID_DATA_SIZE); + if (data == ptab->r.o.invalid_data) { /* make sure not invalid */ + data += ptab->r.o.max; + data &= ~(~((Uint32) 0) << ERTS_PTAB_ID_DATA_SIZE); + } + + ASSERT(data != ptab->r.o.invalid_data); + ASSERT(pix == erts_ptab_data2pix(ptab, data)); + + ix = (Uint32) erts_smp_atomic32_inc_read_relb(&ptab->vola.tile.fid_ix); + ix = ix_to_free_id_data_ix(ptab, ix); + + ptab->r.o.free_id_data[ix] = data; + } + ASSERT(erts_smp_atomic32_read_nob(&ptab->vola.tile.count) > 0); erts_smp_atomic32_dec_relb(&ptab->vola.tile.count); @@ -1280,42 +1402,86 @@ erts_ptab_test_next_id(ErtsPTab *ptab, int set, Uint next) erts_ptab_rwlock(ptab); - if (!set) - ld = last_data_read_nob(ptab); - else { + if (ptab->r.o.free_id_data) { + Uint32 aid_ix, dix; - ld = (Uint64) next; - data = ERTS_PTAB_LastData2EtermData(ld); - if (ptab->r.o.invalid_data == data) { - ld += ptab->r.o.max; - ASSERT(erts_ptab_data2pix(ptab, data) - == erts_ptab_data2pix(ptab, - ERTS_PTAB_LastData2EtermData(ld))); + if (set) { + Uint32 max_ix, ser, num, start; + max_ix = ptab->r.o.max - 1; + ser = next & ~max_ix; + start = num = next & max_ix; + + aid_ix = (Uint32) erts_smp_atomic32_read_nob(&ptab->vola.tile.aid_ix) + 1; + + do { + Uint32 pix = erts_ptab_data2pix(ptab, num); + if (ERTS_AINT_NULL == erts_ptab_pix2intptr_nob(ptab, pix)) { + dix = ix_to_free_id_data_ix(ptab, aid_ix); + ptab->r.o.free_id_data[dix] = ser + num; + ASSERT(pix == erts_ptab_data2pix(ptab, ser+num)); + if (aid_ix == max_ix) + aid_ix = 0; + else + aid_ix++; + } + if (num == max_ix) + num = 0; + else + num++; + } while (num != start); + +#ifdef DEBUG + if (aid_ix == 0) + aid_ix = max_ix; + else + aid_ix--; + ASSERT((aid_ix & max_ix) == (((Uint32) erts_atomic32_read_nob(&ptab->vola.tile.fid_ix)) & max_ix)); +#endif } - last_data_set_relb(ptab, ld); + + aid_ix = (Uint32) erts_smp_atomic32_read_nob(&ptab->vola.tile.aid_ix) + 1; + dix = ix_to_free_id_data_ix(ptab, aid_ix); + res = (Sint) ptab->r.o.free_id_data[dix]; } + else { + /* Deprecated legacy algorithm... */ + if (!set) + ld = last_data_read_nob(ptab); + else { - while (1) { - int pix; - ld++; - pix = (int) (ld % ptab->r.o.max); - if (first_pix < 0) - first_pix = pix; - else if (pix == first_pix) { - res = -1; - break; - } - if (ERTS_AINT_NULL == erts_ptab_pix2intptr_nob(ptab, pix)) { + ld = (Uint64) next; data = ERTS_PTAB_LastData2EtermData(ld); if (ptab->r.o.invalid_data == data) { ld += ptab->r.o.max; ASSERT(erts_ptab_data2pix(ptab, data) == erts_ptab_data2pix(ptab, ERTS_PTAB_LastData2EtermData(ld))); + } + last_data_set_relb(ptab, ld); + } + + while (1) { + int pix; + ld++; + pix = (int) (ld % ptab->r.o.max); + if (first_pix < 0) + first_pix = pix; + else if (pix == first_pix) { + res = -1; + break; + } + if (ERTS_AINT_NULL == erts_ptab_pix2intptr_nob(ptab, pix)) { data = ERTS_PTAB_LastData2EtermData(ld); + if (ptab->r.o.invalid_data == data) { + ld += ptab->r.o.max; + ASSERT(erts_ptab_data2pix(ptab, data) + == erts_ptab_data2pix(ptab, + ERTS_PTAB_LastData2EtermData(ld))); + data = ERTS_PTAB_LastData2EtermData(ld); + } + res = data; + break; } - res = data; - break; } } diff --git a/erts/emulator/beam/erl_ptab.h b/erts/emulator/beam/erl_ptab.h index 7fa1251900..84ff7d0de4 100644 --- a/erts/emulator/beam/erl_ptab.h +++ b/erts/emulator/beam/erl_ptab.h @@ -94,18 +94,23 @@ typedef struct { erts_smp_atomic_t last_data; #endif erts_smp_atomic32_t count; + erts_smp_atomic32_t aid_ix; + erts_smp_atomic32_t fid_ix; } ErtsPTabVolatileData; typedef struct { erts_smp_atomic_t *tab; + Uint32 *free_id_data; Uint32 max; - Uint32 tab_cache_lines; - Uint32 pix_per_cache_line; Uint32 pix_mask; Uint32 pix_cl_mask; Uint32 pix_cl_shift; Uint32 pix_cli_mask; Uint32 pix_cli_shift; + Uint32 dix_cl_mask; + Uint32 dix_cl_shift; + Uint32 dix_cli_mask; + Uint32 dix_cli_shift; ErtsPTabElementCommon *invalid_element; Eterm invalid_data; void (*release_element)(void *); @@ -179,7 +184,8 @@ void erts_ptab_init_table(ErtsPTab *ptab, ErtsPTabElementCommon *invalid_element, int size, UWord element_size, - char *name); + char *name, + int legacy); int erts_ptab_new_element(ErtsPTab *ptab, ErtsPTabElementCommon *ptab_el, void *init_arg, @@ -187,6 +193,7 @@ int erts_ptab_new_element(ErtsPTab *ptab, void erts_ptab_delete_element(ErtsPTab *ptab, ErtsPTabElementCommon *ptab_el); int erts_ptab_initialized(ErtsPTab *ptab); +UWord erts_ptab_mem_size(ErtsPTab *ptab); ERTS_GLB_INLINE erts_interval_t *erts_ptab_interval(ErtsPTab *ptab); ERTS_GLB_INLINE int erts_ptab_max(ErtsPTab *ptab); diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index 012c1c7e6a..26ed5f82c1 100755 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -688,12 +688,6 @@ void MD5Final(unsigned char [16], MD5_CTX *); /* ggc.c */ - -typedef struct { - Uint garbage_collections; - Uint reclaimed; -} ErtsGCInfo; - void erts_gc_info(ErtsGCInfo *gcip); void erts_init_gc(void); int erts_garbage_collect(Process*, int, Eterm*, int); @@ -724,7 +718,7 @@ int erts_add_driver_entry(ErlDrvEntry *drv, DE_Handle *handle, int driver_list_l void erts_destroy_driver(erts_driver_t *drv); int erts_save_suspend_process_on_port(Port*, Process*); Port *erts_open_driver(erts_driver_t*, Eterm, char*, SysDriverOpts*, int *, int *); -void erts_init_io(int, int); +void erts_init_io(int, int, int); void erts_raw_port_command(Port*, byte*, Uint); void driver_report_exit(ErlDrvPort, int); LineBuf* allocate_linebuf(int); diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index b6b7b47bd6..13cff24b95 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -2707,7 +2707,8 @@ erts_port_link(Process *c_p, Port *prt, Eterm to, Eterm *refp) } void erts_init_io(int port_tab_size, - int port_tab_size_ignore_files) + int port_tab_size_ignore_files, + int legacy_port_tab) { ErlDrvEntry** dp; UWord common_element_size; @@ -2750,7 +2751,8 @@ void erts_init_io(int port_tab_size, (ErtsPTabElementCommon *) &erts_invalid_port.common, port_tab_size, common_element_size, /* Doesn't need to be excact */ - "port_table"); + "port_table", + legacy_port_tab); erts_smp_atomic_init_nob(&erts_bytes_out, 0); erts_smp_atomic_init_nob(&erts_bytes_in, 0); diff --git a/erts/emulator/test/process_SUITE.erl b/erts/emulator/test/process_SUITE.erl index 863cd2d654..72f3e8fe85 100644 --- a/erts/emulator/test/process_SUITE.erl +++ b/erts/emulator/test/process_SUITE.erl @@ -1494,6 +1494,7 @@ processes_bif_cleaner() -> spawn_initial_hangarounds(Cleaner) -> TabSz = erlang:system_info(process_limit), + erts_debug:set_internal_state(next_pid,TabSz), spawn_initial_hangarounds(Cleaner, TabSz, TabSz*2, @@ -1538,14 +1539,21 @@ hangaround(Cleaner, Type) -> spawn_initial_hangarounds(_Cleaner, NP, Max, Len, HAs) when NP > Max -> {Len, HAs}; spawn_initial_hangarounds(Cleaner, NP, Max, Len, HAs) -> - erts_debug:set_internal_state(next_pid,NP), + Skip = 30, HA1 = spawn_opt(?MODULE, hangaround, [Cleaner, initial_hangaround], [{priority, low}]), HA2 = spawn_opt(?MODULE, hangaround, [Cleaner, initial_hangaround], [{priority, normal}]), HA3 = spawn_opt(?MODULE, hangaround, [Cleaner, initial_hangaround], [{priority, high}]), - spawn_initial_hangarounds(Cleaner, NP+30, Max, Len+3, [HA1,HA2,HA3|HAs]). + spawn_drop(Skip), + spawn_initial_hangarounds(Cleaner, NP+Skip, Max, Len+3, [HA1,HA2,HA3|HAs]). + +spawn_drop(N) when N =< 0 -> + ok; +spawn_drop(N) -> + spawn(fun () -> ok end), + spawn_drop(N-1). do_processes(WantReds) -> erts_debug:set_internal_state(reds_left, WantReds), diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam Binary files differindex 308cb99be5..315f9ebd47 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 7106c0a4fb..6929ca3fa5 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -45,7 +45,8 @@ -export([alloc_info/1, alloc_sizes/1]). -export([gather_sched_wall_time_result/1, - await_sched_wall_time_modifications/2]). + await_sched_wall_time_modifications/2, + gather_gc_info_result/1]). -deprecated([hash/2]). @@ -3536,3 +3537,20 @@ sched_wall_time(Ref, N, Acc) -> {Ref, undefined} -> sched_wall_time(Ref, N-1, undefined); {Ref, SWT} -> sched_wall_time(Ref, N-1, [SWT|Acc]) end. + +-spec erlang:gather_gc_info_result(Ref) -> [{pos_integer(), + pos_integer(), + 0}] when + Ref :: reference(). + +gather_gc_info_result(Ref) when erlang:is_reference(Ref) -> + gc_info(Ref, erlang:system_info(schedulers), {0,0}). + +gc_info(_Ref, 0, {Colls,Recl}) -> + {Colls,Recl,0}; +gc_info(Ref, N, {OrigColls,OrigRecl}) -> + receive + {Ref, {_,Colls, Recl}} -> + gc_info(Ref, N-1, {Colls+OrigColls,Recl+OrigRecl}) + end. + diff --git a/lib/compiler/src/beam_a.erl b/lib/compiler/src/beam_a.erl index 1c51226314..b348e854a0 100644 --- a/lib/compiler/src/beam_a.erl +++ b/lib/compiler/src/beam_a.erl @@ -70,8 +70,8 @@ rename_instr({bs_put_utf16=I,F,Fl,Src}) -> {bs_put,F,{I,Fl},[Src]}; rename_instr({bs_put_utf32=I,F,Fl,Src}) -> {bs_put,F,{I,Fl},[Src]}; -%% rename_instr({bs_put_string,_,_}=I) -> -%% {bs_put,{f,0},I,[]}; +rename_instr({bs_put_string,_,_}=I) -> + {bs_put,{f,0},I,[]}; rename_instr({bs_add=I,F,[Src1,Src2,U],Dst}) when is_integer(U) -> {bif,I,F,[Src1,Src2,{integer,U}],Dst}; rename_instr({bs_utf8_size=I,F,Src,Dst}) -> diff --git a/lib/diameter/doc/src/diameter_app.xml b/lib/diameter/doc/src/diameter_app.xml index d4fb792787..e6c9cc9a90 100644 --- a/lib/diameter/doc/src/diameter_app.xml +++ b/lib/diameter/doc/src/diameter_app.xml @@ -565,7 +565,8 @@ Equivalent to</p> </pre> <p> where <c>Avps</c> sets the Origin-Host, Origin-Realm, the specified -Result-Code and (if the request contained one) Session-Id AVP's.</p> +Result-Code and (if the request contained one) Session-Id AVP's, and +possibly Failed-AVP as described below.</p> <p> Returning a value other than 3xxx or 5xxx will cause the request @@ -573,6 +574,14 @@ process in question to fail, as will returning a 5xxx value if the peer connection in question has been configured with the RFC 3588 common dictionary <c>diameter_gen_base_rfc3588</c>. (Since RFC 3588 only allows 3xxx values in an answer-message.)</p> + +<p> +When returning 5xxx, Failed-AVP will be populated with the AVP of the +first matching Result-Code/AVP pair in the <c>errors</c> field of the +argument &packet;, if found. +If this is not appropriate then an answer-message should be +constructed explicitly and returned in a <c>reply</c> tuple +instead.</p> </item> <tag><c>{relay, Opts}</c></tag> @@ -592,8 +601,7 @@ header of the relayed request.</p> The returned <c>Opts</c> should not specify <c>detach</c>. A subsequent &handle_answer; callback for the relayed request must return its first -argument, the <c>#diameter_packet{}</c> record containing the answer -message. +argument, the &packet; containing the answer message. Note that the <c>extra</c> option can be specified to supply arguments that can distinguish the relay case from others if so desired. Any other return value (for example, from a diff --git a/lib/diameter/doc/src/diameter_transport.xml b/lib/diameter/doc/src/diameter_transport.xml index 8bccf6521e..9161bd1f48 100644 --- a/lib/diameter/doc/src/diameter_transport.xml +++ b/lib/diameter/doc/src/diameter_transport.xml @@ -137,15 +137,14 @@ passed to the former.</p> <p> The start function should use the <c>Host-IP-Address</c> list in -<c>Svc</c> and/or <c>Config</c> to select an appropriate list of local -IP addresses, and should return this list if different from the -<c>Svc</c> addresses. +<c>Svc</c> and/or <c>Config</c> to select and return an appropriate +list of local IP addresses. In the connecting case, the local address list can instead be communicated in a <c>connected</c> message (see &MESSAGES; below) following connection establishment. In either case, the local address list is used to populate <c>Host-IP-Address</c> AVPs in outgoing capabilities exchange -messages.</p> +messages if <c>Host-IP-Address</c> is unspecified.</p> <p> A transport process must implement the message interface documented below. diff --git a/lib/diameter/include/diameter_gen.hrl b/lib/diameter/include/diameter_gen.hrl index 03aa557c2e..55aae3a243 100644 --- a/lib/diameter/include/diameter_gen.hrl +++ b/lib/diameter/include/diameter_gen.hrl @@ -25,11 +25,23 @@ -define(THROW(T), throw({?MODULE, T})). -%%% --------------------------------------------------------------------------- -%%% # encode_avps/3 -%%% -%%% Returns: binary() -%%% --------------------------------------------------------------------------- +-type parent_name() :: atom(). %% parent = Message or AVP +-type parent_record() :: tuple(). %% +-type avp_name() :: atom(). +-type avp_record() :: tuple(). +-type avp_values() :: [{avp_name(), term()}]. + +-type non_grouped_avp() :: #diameter_avp{}. +-type grouped_avp() :: nonempty_improper_list(#diameter_avp{}, [avp()]). +-type avp() :: non_grouped_avp() | grouped_avp(). + +%% --------------------------------------------------------------------------- +%% # encode_avps/2 +%% --------------------------------------------------------------------------- + +-spec encode_avps(parent_name(), parent_record() | avp_values()) + -> binary() + | no_return(). encode_avps(Name, Vals) when is_list(Vals) -> @@ -129,42 +141,26 @@ pack_AVP(Name, #diameter_avp{name = AvpName, orelse ?THROW([known_avp_as_AVP, Name, AvpName, Data]), e(AvpName, [Data]). -%%% --------------------------------------------------------------------------- -%%% # decode_avps/2 -%%% -%%% Returns: {Rec, Avps, Failed} -%%% -%%% Rec = decoded message record -%%% Avps = list of Avp -%%% Failed = list of {ResultCode, #diameter_avp{}} -%%% -%%% Avp = #diameter_avp{} if type is not Grouped -%%% | list of Avp where first element has type Grouped -%%% and following elements are its component -%%% AVP's. -%%% --------------------------------------------------------------------------- +%% --------------------------------------------------------------------------- +%% # decode_avps/2 +%% --------------------------------------------------------------------------- + +-spec decode_avps(parent_name(), [#diameter_avp{}]) + -> {parent_record(), [avp()], Failed} + when Failed :: [{5000..5999, #diameter_avp{}}]. decode_avps(Name, Recs) -> - d_rc(Name, lists:foldl(fun(T,A) -> decode(Name, T, A) end, - {[], {newrec(Name), []}}, - Recs)). + {Avps, {Rec, Failed}} + = lists:foldl(fun(T,A) -> decode(Name, T, A) end, + {[], {newrec(Name), []}}, + Recs), + {Rec, Avps, Failed ++ missing(Rec, Name)}. +%% Append 5005 errors so that a 5014 for the same AVP will take +%% precedence in a Result-Code/Failed-AVP setting. newrec(Name) -> '#new-'(name2rec(Name)). -%% No errors so far: keep looking. -d_rc(Name, {Avps, {Rec, [] = Failed}}) -> - try - true = have_required_avps(Rec, Name), - {Rec, Avps, Failed} - catch - throw: {?MODULE, {AvpName, Reason}} -> - diameter_lib:log({decode, error}, - ?MODULE, - ?LINE, - {AvpName, Reason, Rec}), - {Rec, Avps, [{5005, empty_avp(AvpName)}]} - end; %% 3588: %% %% DIAMETER_MISSING_AVP 5005 @@ -175,9 +171,17 @@ d_rc(Name, {Avps, {Rec, [] = Failed}}) -> %% Vendor-Id if applicable. The value field of the missing AVP %% should be of correct minimum length and contain zeroes. -%% Or not. Only need to report the first error so look no further. -d_rc(_, {Avps, {Rec, Failed}}) -> - {Rec, Avps, lists:reverse(Failed)}. +missing(Rec, Name) -> + [{5005, empty_avp(F)} || F <- '#info-'(element(1, Rec), fields), + A <- [avp_arity(Name, F)], + false <- [have_arity(A, '#get-'(F, Rec))]]. + +%% Maximum arities have already been checked in building the record. + +have_arity({Min, _}, L) -> + Min =< length(L); +have_arity(N, V) -> + N /= 1 orelse V /= undefined. %% empty_avp/1 @@ -192,25 +196,6 @@ empty_avp(Name) -> data = empty_value(Name), type = Type}. -%% have_required_avps/2 - -have_required_avps(Rec, Name) -> - lists:foreach(fun(F) -> hra(Name, F, Rec) end, - '#info-'(element(1, Rec), fields)), - true. - -hra(Name, AvpName, Rec) -> - Arity = avp_arity(Name, AvpName), - hra(Arity, '#get-'(AvpName, Rec)) - orelse ?THROW({AvpName, {insufficient_arity, Arity}}). - -%% Maximum arities have already been checked in building the record. - -hra({Min, _}, L) -> - Min =< length(L); -hra(N, V) -> - N /= 1 orelse V /= undefined. - %% 3588, ch 7: %% %% The Result-Code AVP describes the error that the Diameter node @@ -227,23 +212,22 @@ decode(Name, #diameter_avp{code = Code, vendor_id = Vid} = Avp, Acc) -> %% decode/4 -%% Don't know this AVP: see if it can be packed in an 'AVP' field -%% undecoded, unless it's mandatory. Need to give Failed-AVP special -%% treatment since it'll contain any unrecognized mandatory AVP's. -decode(Name, 'AVP', #diameter_avp{is_mandatory = M} = Avp, {Avps, Acc}) -> - {[Avp | Avps], if M, Name /= 'Failed-AVP' -> - unknown(Avp, Acc); - true -> - pack_AVP(Name, Avp, Acc) - end}; -%% Note that the type field is 'undefined' in this case. - -%% Or try to decode. decode(Name, {AvpName, Type}, Avp, Acc) -> - d(Name, Avp#diameter_avp{name = AvpName, type = Type}, Acc). + d(Name, Avp#diameter_avp{name = AvpName, type = Type}, Acc); + +decode(Name, 'AVP', Avp, Acc) -> + decode_AVP(Name, Avp, Acc). %% d/3 +%% Don't try to decode the value of a Failed-AVP component since it +%% probably won't. Note that matching on 'Failed-AVP' assumes that +%% this is the RFC AVP, with code 279. Strictly, this doesn't need to +%% be the case, so we're assuming no one defines another Failed-AVP. +d('Failed-AVP' = Name, Avp, Acc) -> + decode_AVP(Name, Avp, Acc); + +%% Or try to decode. d(Name, Avp, {Avps, Acc}) -> #diameter_avp{name = AvpName, data = Data} @@ -265,17 +249,25 @@ d(Name, Avp, {Avps, Acc}) -> ?LINE, {Reason, Avp, erlang:get_stacktrace()}), {Rec, Failed} = Acc, - {[Avp|Avps], {Rec, [{rc(Reason), Avp} | Failed]}} + {[Avp|Avps], {Rec, [rc(Reason, Avp) | Failed]}} end. +%% decode_AVP/3 +%% +%% Don't know this AVP: see if it can be packed in an 'AVP' field +%% undecoded. Note that the type field is 'undefined' in this case. + +decode_AVP(Name, Avp, {Avps, Acc}) -> + {[Avp | Avps], pack_AVP(Name, Avp, Acc)}. + %% rc/1 %% diameter_types will raise an error of this form to communicate %% DIAMETER_INVALID_AVP_LENGTH (5014). A module specified to a %% @custom_types tag in a spec file can also raise an error of this %% form. -rc({'DIAMETER', RC, _}) -> - RC; +rc({'DIAMETER', 5014 = RC, _}, #diameter_avp{name = AvpName} = Avp) -> + {RC, Avp#diameter_avp{data = empty_value(AvpName)}}; %% 3588: %% @@ -283,20 +275,13 @@ rc({'DIAMETER', RC, _}) -> %% The request contained an AVP with an invalid value in its data %% portion. A Diameter message indicating this error MUST include %% the offending AVPs within a Failed-AVP AVP. -rc(_) -> - 5004. +rc(_, Avp) -> + {5004, Avp}. %% ungroup/2 -%% -%% Returns: {Avp, Dec} -%% -%% Avp = #diameter_avp{} if type is not Grouped -%% | list of Avp where first element has type Grouped -%% and following elements are its component -%% AVP's. -%% = as for decode_avps/2 -%% -%% Dec = #diameter_avp{}, either Avp or its head in the list case. + +-spec ungroup(term(), #diameter_avp{}) + -> {avp(), #diameter_avp{}}. %% The decoded value in the Grouped case is as returned by grouped_avp/3: %% a record and a list of component AVP's. @@ -325,10 +310,18 @@ pack_avp(_, Arity, Avp, Acc) -> %% pack_AVP/3 -pack_AVP(Name, Avp, Acc) -> +%% Give Failed-AVP special treatment since it'll contain any +%% unrecognized mandatory AVP's. +pack_AVP(Name, #diameter_avp{is_mandatory = true} = Avp, Acc) + when Name /= 'Failed-AVP' -> + {Rec, Failed} = Acc, + {Rec, [{5001, Avp} | Failed]}; + +pack_AVP(Name, #diameter_avp{is_mandatory = M} = Avp, Acc) -> case avp_arity(Name, 'AVP') of 0 -> - unknown(Avp, Acc); + {Rec, Failed} = Acc, + {Rec, [{if M -> 5001; true -> 5008 end, Avp} | Failed]}; Arity -> pack(Arity, 'AVP', Avp, Acc) end. @@ -345,9 +338,6 @@ pack_AVP(Name, Avp, Acc) -> %% A message was received with an AVP that MUST NOT be present. The %% Failed-AVP AVP MUST be included and contain a copy of the %% offending AVP. -%% -unknown(#diameter_avp{is_mandatory = B} = Avp, {Rec, Failed}) -> - {Rec, [{if B -> 5001; true -> 5008 end, Avp} | Failed]}. %% pack/4 @@ -386,23 +376,29 @@ value('AVP', Avp) -> value(_, Avp) -> Avp#diameter_avp.value. -%%% --------------------------------------------------------------------------- -%%% # grouped_avp/3 -%%% --------------------------------------------------------------------------- +%% --------------------------------------------------------------------------- +%% # grouped_avp/3 +%% --------------------------------------------------------------------------- + +-spec grouped_avp(decode, avp_name(), binary()) + -> {avp_record(), [avp()]}; + (encode, avp_name(), avp_record() | avp_values()) + -> binary() + | no_return(). grouped_avp(decode, Name, Data) -> {Rec, Avps, []} = decode_avps(Name, diameter_codec:collect_avps(Data)), {Rec, Avps}; -%% Note that a failed match here will result in 5004. Note that this is -%% the only AVP type that doesn't just return the decoded value, also -%% returning the list of component #diameter_avp{}'s. +%% A failed match here will result in 5004. Note that this is the only +%% AVP type that doesn't just return the decoded record, also +%% returning the list of component AVP's. grouped_avp(encode, Name, Data) -> encode_avps(Name, Data). -%%% --------------------------------------------------------------------------- -%%% # empty_group/1 -%%% --------------------------------------------------------------------------- +%% --------------------------------------------------------------------------- +%% # empty_group/1 +%% --------------------------------------------------------------------------- empty_group(Name) -> list_to_binary(empty_body(Name)). @@ -423,9 +419,9 @@ z(Name) -> Bin = diameter_codec:pack_avp(avp_header(Name), empty_value(Name)), << <<0>> || <<_>> <= Bin >>. -%%% --------------------------------------------------------------------------- -%%% # empty/1 -%%% --------------------------------------------------------------------------- +%% --------------------------------------------------------------------------- +%% # empty/1 +%% --------------------------------------------------------------------------- empty(AvpName) -> avp(encode, zero, AvpName). diff --git a/lib/diameter/src/base/diameter_capx.erl b/lib/diameter/src/base/diameter_capx.erl index 9a443fead0..4b821f5139 100644 --- a/lib/diameter/src/base/diameter_capx.erl +++ b/lib/diameter/src/base/diameter_capx.erl @@ -282,9 +282,26 @@ build_CEA(_, LCaps, RCaps, Dict, CEA) -> [] -> Dict:'#set-'({'Result-Code', ?NOSECURITY}, CEA); [_] = IS -> - Dict:'#set-'({'Inband-Security-Id', IS}, CEA) + Dict:'#set-'({'Inband-Security-Id', inband_security(IS)}, CEA) end. +%% Only set Inband-Security-Id if different from the default, since +%% RFC 6733 recommends against the AVP: +%% +%% 6.10. Inband-Security-Id AVP +%% +%% The Inband-Security-Id AVP (AVP Code 299) is of type Unsigned32 and +%% is used in order to advertise support of the security portion of the +%% application. The use of this AVP in CER and CEA messages is NOT +%% RECOMMENDED. Instead, discovery of a Diameter entity's security +%% capabilities can be done either through static configuration or via +%% Diameter Peer Discovery as described in Section 5.2. + +inband_security([?NO_INBAND_SECURITY]) -> + []; +inband_security([_] = IS) -> + IS. + %% common_security/2 common_security(#diameter_caps{inband_security_id = LS}, diff --git a/lib/diameter/src/base/diameter_codec.erl b/lib/diameter/src/base/diameter_codec.erl index e446a0209c..6c0e73de36 100644 --- a/lib/diameter/src/base/diameter_codec.erl +++ b/lib/diameter/src/base/diameter_codec.erl @@ -38,6 +38,10 @@ -define(MASK(N,I), ((I) band (1 bsl (N)))). +-type u32() :: 0..16#FFFFFFFF. +-type u24() :: 0..16#FFFFFF. +-type u1() :: 0..1. + %% 0 1 2 3 %% 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 %% +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ @@ -55,9 +59,13 @@ %% +-+-+-+-+-+-+-+-+-+-+-+-+- %%% --------------------------------------------------------------------------- -%%% # encode/[2-4] +%%% # encode/2 %%% --------------------------------------------------------------------------- +-spec encode(module(), Msg :: term()) + -> #diameter_packet{} + | no_return(). + encode(Mod, #diameter_packet{} = Pkt) -> try e(Mod, Pkt) @@ -217,6 +225,9 @@ rec2msg(Mod, Rec) -> %% Unsuccessfully decoded AVPs will be placed in #diameter_packet.errors. +-spec decode(module(), #diameter_packet{} | bitstring()) + -> #diameter_packet{}. + decode(Mod, Pkt) -> decode(Mod:id(), Mod, Pkt). @@ -225,9 +236,9 @@ decode(Mod, Pkt) -> %% question. decode(?APP_ID_RELAY, _, #diameter_packet{} = Pkt) -> case collect_avps(Pkt) of - {Bs, As} -> + {E, As} -> Pkt#diameter_packet{avps = As, - errors = [Bs]}; + errors = [E]}; As -> Pkt#diameter_packet{avps = As} end; @@ -251,12 +262,12 @@ decode(Id, Mod, Bin) when is_bitstring(Bin) -> decode(Id, Mod, #diameter_packet{header = decode_header(Bin), bin = Bin}). -decode_avps(MsgName, Mod, Pkt, {Bs, Avps}) -> %% invalid avp bits ... +decode_avps(MsgName, Mod, Pkt, {E, Avps}) -> ?LOG(invalid, Pkt#diameter_packet.bin), #diameter_packet{errors = Failed} = P = decode_avps(MsgName, Mod, Pkt, Avps), - P#diameter_packet{errors = [Bs | Failed]}; + P#diameter_packet{errors = [E | Failed]}; decode_avps('', Mod, Pkt, Avps) -> %% unknown message ... ?LOG(unknown, {Mod, Pkt#diameter_packet.header}), @@ -275,6 +286,10 @@ decode_avps(MsgName, Mod, Pkt, Avps) -> %% ... or not %%% # decode_header/1 %%% --------------------------------------------------------------------------- +-spec decode_header(bitstring()) + -> #diameter_header{} + | false. + decode_header(<<Version:8, MsgLength:24, CmdFlags:1/binary, @@ -324,6 +339,13 @@ decode_header(_) -> %% wraparound counter. The 8-bit counter is incremented each time the %% system is restarted. +-spec sequence_numbers(#diameter_packet{} + | #diameter_header{} + | binary() + | Seq) + -> Seq + when Seq :: {HopByHopId :: u32(), EndToEndId :: u32()}. + sequence_numbers({_,_} = T) -> T; @@ -345,6 +367,9 @@ sequence_numbers(<<_:12/binary, H:32, E:32, _/binary>>) -> %%% # hop_by_hop_id/2 %%% --------------------------------------------------------------------------- +-spec hop_by_hop_id(u32(), binary()) + -> binary(). + hop_by_hop_id(Id, <<H:12/binary, _:32, T/binary>>) -> <<H/binary, Id:32, T/binary>>. @@ -352,6 +377,10 @@ hop_by_hop_id(Id, <<H:12/binary, _:32, T/binary>>) -> %%% # msg_name/2 %%% --------------------------------------------------------------------------- +-spec msg_name(module(), #diameter_header{}) + -> atom() + | {ApplicationId :: u32(), CommandCode :: u24(), Rbit :: u1()}. + msg_name(Dict0, #diameter_header{application_id = ?APP_ID_COMMON, cmd_code = C, is_request = R}) -> @@ -367,6 +396,9 @@ msg_name(_, Hdr) -> %%% # msg_id/1 %%% --------------------------------------------------------------------------- +-spec msg_id(#diameter_packet{} | #diameter_header{}) + -> {ApplicationId :: u32(), CommandCode :: u24(), Rbit :: u1()}. + msg_id(#diameter_packet{msg = [#diameter_header{} = Hdr | _]}) -> msg_id(Hdr); @@ -389,6 +421,12 @@ msg_id(<<_:32, Rbit:1, _:7, CmdCode:24, ApplId:32, _/bitstring>>) -> %% order in the binary. Note also that grouped avp's aren't unraveled, %% only those at the top level. +-spec collect_avps(#diameter_packet{} | bitstring()) + -> [Avp] + | {Error, [Avp]} + when Avp :: #diameter_avp{}, + Error :: {5014, #diameter_avp{}}. + collect_avps(#diameter_packet{bin = Bin}) -> <<_:20/binary, Avps/bitstring>> = Bin, collect_avps(Avps); @@ -403,8 +441,8 @@ collect_avps(Bin, N, Acc) -> {Rest, AVP} -> collect_avps(Rest, N+1, [AVP#diameter_avp{index = N} | Acc]) catch - ?FAILURE(_) -> - {Bin, Acc} + ?FAILURE(Error) -> + {Error, Acc} end. %% 0 1 2 3 @@ -422,42 +460,87 @@ collect_avps(Bin, N, Acc) -> %% split_avp/1 split_avp(Bin) -> - 8 =< size(Bin) orelse ?THROW(truncated_header), + {Code, V, M, P, Len, HdrLen} = split_head(Bin), + {Data, B} = split_data(Bin, HdrLen, Len - HdrLen), - <<Code:32, Flags:1/binary, Length:24, Rest/bitstring>> - = Bin, + {B, #diameter_avp{code = Code, + vendor_id = V, + is_mandatory = 1 == M, + need_encryption = 1 == P, + data = Data}}. - DataSize = Length - 8, % size(Code+Flags+Length) = 8 octets - PadSize = (4 - (DataSize rem 4)) rem 4, +%% split_head/1 - DataSize + PadSize =< size(Rest) - orelse ?THROW(truncated_data), +split_head(<<Code:32, 1:1, M:1, P:1, _:5, Len:24, V:32, _/bitstring>>) -> + {Code, V, M, P, Len, 12}; - <<Data:DataSize/binary, _:PadSize/binary, R/bitstring>> - = Rest, - <<Vbit:1, Mbit:1, Pbit:1, _Reserved:5>> - = Flags, +split_head(<<Code:32, 0:1, M:1, P:1, _:5, Len:24, _/bitstring>>) -> + {Code, undefined, M, P, Len, 8}; - 0 == Vbit orelse 4 =< size(Data) - orelse ?THROW(truncated_vendor_id), +split_head(Bin) -> + ?THROW({5014, #diameter_avp{data = Bin}}). + +%% 3588: +%% +%% DIAMETER_INVALID_AVP_LENGTH 5014 +%% The request contained an AVP with an invalid length. A Diameter +%% message indicating this error MUST include the offending AVPs +%% within a Failed-AVP AVP. - {Vid, D} = vid(Vbit, Data), - {R, #diameter_avp{code = Code, - vendor_id = Vid, - is_mandatory = 1 == Mbit, - need_encryption = 1 == Pbit, - data = D}}. +%% 6733: +%% +%% DIAMETER_INVALID_AVP_LENGTH 5014 +%% +%% The request contained an AVP with an invalid length. A Diameter +%% message indicating this error MUST include the offending AVPs +%% within a Failed-AVP AVP. In cases where the erroneous AVP length +%% value exceeds the message length or is less than the minimum AVP +%% ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +%% header length, it is sufficient to include the offending AVP +%% ^^^^^^^^^^^^^ +%% header and a zero filled payload of the minimum required length +%% for the payloads data type. If the AVP is a Grouped AVP, the +%% Grouped AVP header with an empty payload would be sufficient to +%% indicate the offending AVP. In the case where the offending AVP +%% header cannot be fully decoded when the AVP length is less than +%% the minimum AVP header length, it is sufficient to include an +%% offending AVP header that is formulated by padding the incomplete +%% AVP header with zero up to the minimum AVP header length. +%% +%% The underlined clause must be in error since (1) a header less than +%% the minimum value mean we don't know the identity of the AVP and +%% (2) the last sentence covers this case. -%% The RFC is a little misleading when stating that OctetString is -%% padded to a 32-bit boundary while other types align naturally. All -%% other types are already multiples of 32 bits so there's no need to -%% distinguish between types here. Any invalid lengths will result in -%% decode error in diameter_types. +%% split_data/3 -vid(1, <<Vid:32, Data/bitstring>>) -> - {Vid, Data}; -vid(0, Data) -> - {undefined, Data}. +split_data(Bin, HdrLen, Len) + when 0 =< Len -> + split_data(Bin, HdrLen, Len, (4 - (Len rem 4)) rem 4); + +split_data(_, _, _) -> + invalid_avp_length(). + +%% split_data/4 + +split_data(Bin, HdrLen, Len, Pad) -> + <<_:HdrLen/binary, T/bitstring>> = Bin, + case T of + <<Data:Len/binary, _:Pad/binary, Rest/bitstring>> -> + {Data, Rest}; + _ -> + invalid_avp_length() + end. + +%% invalid_avp_length/0 +%% +%% AVP Length doesn't mesh with payload. Induce a decode error by +%% returning a payload that no valid Diameter type can have. This is +%% so that a known AVP will result in 5014 error with a zero'd +%% payload. Here we simply don't know how to construct this payload. +%% (Yes, this solution is an afterthought.) + +invalid_avp_length() -> + {<<0:1>>, <<>>}. %%% --------------------------------------------------------------------------- %%% # pack_avp/1 @@ -472,20 +555,35 @@ vid(0, Data) -> pack_avp(#diameter_avp{data = [#diameter_avp{} | _] = Avps} = A) -> pack_avp(A#diameter_avp{data = encode_avps(Avps)}); -%% ... data as a type/value tuple, possibly with header data, ... +%% ... data as a type/value tuple ... pack_avp(#diameter_avp{data = {Type, Value}} = A) when is_atom(Type) -> pack_avp(A#diameter_avp{data = diameter_types:Type(encode, Value)}); + +%% ... with a header in various forms ... pack_avp(#diameter_avp{data = {{_,_,_} = T, {Type, Value}}}) -> pack_avp(T, iolist_to_binary(diameter_types:Type(encode, Value))); + pack_avp(#diameter_avp{data = {{_,_,_} = T, Bin}}) when is_binary(Bin) -> pack_avp(T, Bin); + pack_avp(#diameter_avp{data = {Dict, Name, Value}} = A) -> {Code, _Flags, Vid} = Hdr = Dict:avp_header(Name), {Name, Type} = Dict:avp_name(Code, Vid), pack_avp(A#diameter_avp{data = {Hdr, {Type, Value}}}); +pack_avp(#diameter_avp{code = undefined, data = Bin}) + when is_binary(Bin) -> + %% Reset the AVP Length of an AVP Header resulting from a 5014 + %% error. The RFC doesn't explicitly say to do this but the + %% receiver can't correctly extract this and following AVP's + %% without a correct length. On the downside, the header doesn't + %% reveal if the received header has been padded. + Pad = 8*header_length(Bin) - bit_size(Bin), + Len = size(<<H:5/binary, _:24, T/binary>> = <<Bin/bitstring, 0:Pad>>), + <<H/binary, Len:24, T/binary>>; + %% ... or as an iolist. pack_avp(#diameter_avp{code = Code, vendor_id = V, @@ -497,6 +595,11 @@ pack_avp(#diameter_avp{code = Code, {P, 2#00100000}]), pack_avp({Code, Flags, V}, iolist_to_binary(Data)). +header_length(<<_:32, 1:1, _/bitstring>>) -> + 12; +header_length(_) -> + 8. + flag_avp({true, B}, F) -> F bor B; flag_avp({false, _}, F) -> diff --git a/lib/diameter/src/base/diameter_peer_fsm.erl b/lib/diameter/src/base/diameter_peer_fsm.erl index 6be4259510..4e55864168 100644 --- a/lib/diameter/src/base/diameter_peer_fsm.erl +++ b/lib/diameter/src/base/diameter_peer_fsm.erl @@ -233,20 +233,21 @@ start_transport(Addrs0, T) -> {TPid, Addrs, Tmo, Data} -> erlang:monitor(process, TPid), q_next(TPid, Addrs0, Tmo, Data), - {TPid, addrs(Addrs, Addrs0)}; + {TPid, Addrs}; No -> exit({shutdown, No}) end. -addrs([], Addrs0) -> - Addrs0; -addrs(Addrs, _) -> - Addrs. - -svc(Svc, []) -> - Svc; -svc(Svc, Addrs) -> - readdr(Svc, Addrs). +svc(#diameter_service{capabilities = LCaps0} = Svc, Addrs) -> + #diameter_caps{host_ip_address = Addrs0} + = LCaps0, + case Addrs0 of + [] -> + LCaps = LCaps0#diameter_caps{host_ip_address = Addrs}, + Svc#diameter_service{capabilities = LCaps}; + [_|_] -> + Svc + end. readdr(#diameter_service{capabilities = LCaps0} = Svc, Addrs) -> LCaps = LCaps0#diameter_caps{host_ip_address = Addrs}, @@ -360,7 +361,7 @@ transition({diameter, {TPid, connected, Remote, LAddrs}}, service = Svc} = S) -> transition({diameter, {TPid, connected, Remote}}, - S#state{service = readdr(Svc, LAddrs)}); + S#state{service = svc(Svc, LAddrs)}); %% Connection from peer. transition({diameter, {TPid, connected}}, @@ -702,13 +703,13 @@ build_answer('CER', N -> {cea(CEA, N, Dict0), [fun open/5, Pkt, SupportedApps, Caps, - {accept, hd([_] = IS)}]} + {accept, inband_security(IS)}]} catch ?FAILURE(Reason) -> rejected(Reason, {'CER', Reason, Caps, Pkt}, S) end; -%% The error checks below are similar to those in diameter_service for +%% The error checks below are similar to those in diameter_traffic for %% other messages. Should factor out the commonality. build_answer(Type, @@ -719,6 +720,11 @@ build_answer(Type, RC = rc(H, Es), {answer(Type, RC, Es, S), post(Type, RC, Pkt, S)}. +inband_security([]) -> + ?NO_INBAND_SECURITY; +inband_security([IS]) -> + IS. + cea(CEA, ok, _) -> CEA; cea(CEA, 2001, _) -> @@ -742,7 +748,14 @@ rejected(N, T, S) -> rejected({N, []}, T, S). answer(Type, RC, Es, S) -> - set(answer(Type, RC, S), failed_avp([A || {_,A} <- Es])). + set(answer(Type, RC, S), failed_avp(RC, Es)). + +failed_avp(RC, [{RC, Avp} | _]) -> + [{'Failed-AVP', [{'AVP', [Avp]}]}]; +failed_avp(RC, [_ | Es]) -> + failed_avp(RC, Es); +failed_avp(_, [] = No) -> + No. answer(Type, RC, S) -> answer_message(answer(Type, S), RC). @@ -762,13 +775,6 @@ is_origin({N, _}) -> orelse N == 'Origin-Realm' orelse N == 'Origin-State-Id'. -%% failed_avp/1 - -failed_avp([] = No) -> - No; -failed_avp(Avps) -> - [{'Failed-AVP', [[{'AVP', Avps}]]}]. - %% set/2 set(Ans, []) -> @@ -784,7 +790,7 @@ rc(#diameter_header{is_error = true}, _) -> 3008; %% DIAMETER_INVALID_HDR_BITS rc(_, [Bs|_]) - when is_bitstring(Bs) -> + when is_bitstring(Bs) -> %% from old code 3009; %% DIAMETER_INVALID_HDR_BITS rc(#diameter_header{version = ?DIAMETER_VERSION}, Es) -> diff --git a/lib/diameter/src/base/diameter_traffic.erl b/lib/diameter/src/base/diameter_traffic.erl index 25b902e3f2..0b15e68ec7 100644 --- a/lib/diameter/src/base/diameter_traffic.erl +++ b/lib/diameter/src/base/diameter_traffic.erl @@ -226,10 +226,10 @@ recv_R(false = No, _, _, _, _) -> %% transport has gone down collect_avps(Pkt) -> case diameter_codec:collect_avps(Pkt) of - {_Bs, As} -> - As; - As -> - As + {_Error, Avps} -> + Avps; + Avps -> + Avps end. %% recv_R/6 @@ -300,7 +300,7 @@ errors(_, #diameter_packet{header = #diameter_header{version = V}, %% AVP's definition. errors(_, #diameter_packet{errors = [Bs | Es]} = Pkt) - when is_bitstring(Bs) -> + when is_bitstring(Bs) -> %% from old code Pkt#diameter_packet{errors = [3009 | Es]}; %% DIAMETER_COMMAND_UNSUPPORTED 3001 @@ -479,10 +479,9 @@ answer_message(RC, #diameter_caps{origin_host = {OH,_}, origin_realm = {OR,_}}, Dict0, - #diameter_packet{avps = Avps} - = Pkt) -> + Pkt) -> ?LOG({error, RC}, Pkt), - {Dict0, answer_message(OH, OR, RC, Dict0, Avps)}. + {Dict0, answer_message(OH, OR, RC, Dict0, Pkt)}. %% resend/7 @@ -595,71 +594,87 @@ reply([Msg], Dict, TPid, Dict0, Fs, ReqPkt) is_tuple(Msg) -> reply(Msg, Dict, TPid, Dict0, Fs, ReqPkt#diameter_packet{errors = []}); -%% No errors or a diameter_header/avp list. reply(Msg, Dict, TPid, Dict0, Fs, ReqPkt) -> - Pkt = encode(Dict, reset(make_answer_packet(Msg, ReqPkt), Dict), Fs), + Pkt = encode(Dict, + reset(make_answer_packet(Msg, ReqPkt), Dict, Dict0), + Fs), incr(send, Pkt, Dict, TPid, Dict0), %% count outgoing result codes send(TPid, Pkt). -%% reset/2 +%% reset/3 %% Header/avps list: send as is. -reset(#diameter_packet{msg = [#diameter_header{} | _]} = Pkt, _) -> +reset(#diameter_packet{msg = [#diameter_header{} | _]} = Pkt, _, _) -> Pkt; %% No errors to set or errors explicitly ignored. -reset(#diameter_packet{errors = Es} = Pkt, _) +reset(#diameter_packet{errors = Es} = Pkt, _, _) when Es == []; Es == false -> Pkt; %% Otherwise possibly set Result-Code and/or Failed-AVP. -reset(#diameter_packet{msg = Msg, errors = Es} = Pkt, Dict) -> - Pkt#diameter_packet{msg = reset(Msg, Dict, Es)}. - -%% reset/3 - -reset(Msg, Dict, Es) - when is_list(Es) -> - {E3, E5, Fs} = partition(Es), - FailedAVP = failed_avp(Msg, lists:reverse(Fs), Dict), - reset(set(Msg, FailedAVP, Dict), - Dict, - choose(is_answer_message(Msg, Dict), E3, E5)); - -reset(Msg, Dict, N) - when is_integer(N) -> - ResultCode = rc(Msg, {'Result-Code', N}, Dict), - set(Msg, ResultCode, Dict); - -reset(Msg, _, _) -> - Msg. +reset(#diameter_packet{msg = Msg, errors = Es} = Pkt, Dict, Dict0) -> + {RC, Failed} = select_error(Msg, Es, Dict0), + Pkt#diameter_packet{msg = reset(Msg, Dict, RC, Failed)}. -partition(Es) -> - lists:foldl(fun pacc/2, {false, false, []}, Es). - -%% Note that the errors list can contain not only integer() and -%% {integer(), #diameter_avp{}} but also #diameter_avp{}. The latter -%% isn't something that's returned by decode but can be set in a reply -%% for encode. +%% select_error/3 +%% +%% Extract the first appropriate RC or {RC, #diameter_avp{}} +%% pair from an errors list, and accumulate all #diameter_avp{}. +%% +%% RFC 6733: +%% +%% 7.5. Failed-AVP AVP +%% +%% The Failed-AVP AVP (AVP Code 279) is of type Grouped and provides +%% debugging information in cases where a request is rejected or not +%% fully processed due to erroneous information in a specific AVP. The +%% value of the Result-Code AVP will provide information on the reason +%% for the Failed-AVP AVP. A Diameter answer message SHOULD contain an +%% instance of the Failed-AVP AVP that corresponds to the error +%% indicated by the Result-Code AVP. For practical purposes, this +%% Failed-AVP would typically refer to the first AVP processing error +%% that a Diameter node encounters. + +select_error(Msg, Es, Dict0) -> + {RC, Avps} = lists:foldl(fun(T,A) -> select(T, A, Dict0) end, + {is_answer_message(Msg, Dict0), []}, + Es), + {RC, lists:reverse(Avps)}. + +%% Only integer() and {integer(), #diameter_avp{}} are the result of +%% decode. #diameter_avp{} can only be set in a reply for encode. + +select(#diameter_avp{} = A, {RC, As}, _) -> + {RC, [A|As]}; + +select(_, {RC, _} = Acc, _) + when is_integer(RC) -> + Acc; -pacc({RC, #diameter_avp{} = A}, {E3, E5, Acc}) +select({RC, #diameter_avp{} = A}, {IsAns, As} = Acc, Dict0) when is_integer(RC) -> - pacc(RC, {E3, E5, [A|Acc]}); + case is_result(RC, IsAns, Dict0) of + true -> {RC, [A|As]}; + false -> Acc + end; -pacc(#diameter_avp{} = A, {E3, E5, Acc}) -> - {E3, E5, [A|Acc]}; +select(RC, {IsAns, As} = Acc, Dict0) + when is_boolean(IsAns), is_integer(RC) -> + case is_result(RC, IsAns, Dict0) of + true -> {RC, As}; + false -> Acc + end. -pacc(RC, {false, E5, Acc}) - when 3 == RC div 1000 -> - {RC, E5, Acc}; +%% reset/4 -pacc(RC, {E3, false, Acc}) - when 5 == RC div 1000 -> - {E3, RC, Acc}; +reset(Msg, Dict, RC, Avps) -> + FailedAVP = failed_avp(Msg, Avps, Dict), + ResultCode = rc(Msg, RC, Dict), + set(set(Msg, FailedAVP, Dict), ResultCode, Dict). -pacc(_, Acc) -> - Acc. +%% eval_packet/2 eval_packet(Pkt, Fs) -> lists:foreach(fun(F) -> diameter_lib:eval([F,Pkt]) end, Fs). @@ -725,29 +740,34 @@ set(Rec, Avps, Dict) -> %% the arity is 1 or {0,1}. In other cases (which probably shouldn't %% exist in practise) we can't know what's appropriate. -rc([MsgName | _], {'Result-Code' = K, RC} = T, Dict) -> - case Dict:avp_arity(MsgName, 'Result-Code') of - 1 -> [T]; +rc(_, B, _) + when is_boolean(B) -> + []; + +rc([MsgName | _], RC, Dict) -> + K = 'Result-Code', + case Dict:avp_arity(MsgName, K) of + 1 -> [{K, RC}]; {0,1} -> [{K, [RC]}]; _ -> [] end; -rc(Rec, T, Dict) -> - rc([Dict:rec2msg(element(1, Rec))], T, Dict). +rc(Rec, RC, Dict) -> + rc([Dict:rec2msg(element(1, Rec))], RC, Dict). %% failed_avp/3 failed_avp(_, [] = No, _) -> No; -failed_avp(Rec, Failed, Dict) -> - [fa(Rec, [{'AVP', Failed}], Dict)]. +failed_avp(Rec, Avps, Dict) -> + [failed(Rec, [{'AVP', Avps}], Dict)]. %% Reply as name and tuple list ... -fa([MsgName | Values], FailedAvp, Dict) -> - R = Dict:msg2rec(MsgName), +failed([MsgName | Values], FailedAvp, Dict) -> + RecName = Dict:msg2rec(MsgName), try - Dict:'#info-'(R, {index, 'Failed-AVP'}), + Dict:'#info-'(RecName, {index, 'Failed-AVP'}), {'Failed-AVP', [FailedAvp]} catch error: _ -> @@ -758,8 +778,10 @@ fa([MsgName | Values], FailedAvp, Dict) -> end; %% ... or record. -fa(Rec, FailedAvp, Dict) -> +failed(Rec, FailedAvp, Dict) -> try + RecName = element(1, Rec), + Dict:'#info-'(RecName, {index, 'Failed-AVP'}), {'Failed-AVP', [FailedAvp]} catch error: _ -> @@ -838,12 +860,14 @@ fa(Rec, FailedAvp, Dict) -> %% answer_message/5 -answer_message(OH, OR, RC, Dict0, Avps) -> +answer_message(OH, OR, RC, Dict0, #diameter_packet{avps = Avps, + errors = Es}) -> {Code, _, Vid} = Dict0:avp_header('Session-Id'), ['answer-message', {'Origin-Host', OH}, {'Origin-Realm', OR}, - {'Result-Code', RC} - | session_id(Code, Vid, Dict0, Avps)]. + {'Result-Code', RC}] + ++ session_id(Code, Vid, Dict0, Avps) + ++ failed_avp(RC, Es). session_id(Code, Vid, Dict0, Avps) when is_list(Avps) -> @@ -855,6 +879,15 @@ session_id(Code, Vid, Dict0, Avps) [] end. +%% Note that this should only match 5xxx result codes currently but +%% don't bother distinguishing this case. +failed_avp(RC, [{RC, Avp} | _]) -> + [{'Failed-AVP', [{'AVP', [Avp]}]}]; +failed_avp(RC, [_ | Es]) -> + failed_avp(RC, Es); +failed_avp(_, [] = No) -> + No. + %% find_avp/3 find_avp(Code, Vid, Avps) diff --git a/lib/diameter/src/base/diameter_watchdog.erl b/lib/diameter/src/base/diameter_watchdog.erl index 41c493ff20..88ccf630e2 100644 --- a/lib/diameter/src/base/diameter_watchdog.erl +++ b/lib/diameter/src/base/diameter_watchdog.erl @@ -505,7 +505,9 @@ set_watchdog(#watchdog{tw = TwInit, tref = TRef} = S) -> cancel(TRef), - S#watchdog{tref = erlang:start_timer(tw(TwInit), self(), tw)}. + S#watchdog{tref = erlang:start_timer(tw(TwInit), self(), tw)}; +set_watchdog(stop = No) -> + No. cancel(undefined) -> ok; diff --git a/lib/diameter/src/compiler/diameter_codegen.erl b/lib/diameter/src/compiler/diameter_codegen.erl index 80036879ea..e687145263 100644 --- a/lib/diameter/src/compiler/diameter_codegen.erl +++ b/lib/diameter/src/compiler/diameter_codegen.erl @@ -574,12 +574,12 @@ cs_enumerated_avp({AvpName, Values}) -> lists:flatmap(fun(V) -> c_enumerated_avp(AvpName, V) end, Values). c_enumerated_avp(AvpName, {_,I}) -> - [{?clause, [?ATOM(decode), ?Atom(AvpName), ?TERM(<<I:32/integer>>)], + [{?clause, [?ATOM(decode), ?Atom(AvpName), ?TERM(<<I:32>>)], [], [?TERM(I)]}, {?clause, [?ATOM(encode), ?Atom(AvpName), ?INTEGER(I)], [], - [?TERM(<<I:32/integer>>)]}]. + [?TERM(<<I:32>>)]}]. %%% ------------------------------------------------------------------------ %%% msg_header/1 @@ -700,7 +700,7 @@ c_empty_value({Name, _, _, _}) -> c_empty_value({Name, _}) -> {?clause, [?Atom(Name)], [], - [?TERM(<<0:32/integer>>)]}. + [?TERM(<<0:32>>)]}. %%% ------------------------------------------------------------------------ %%% # dict/0 diff --git a/lib/diameter/test/diameter_3xxx_SUITE.erl b/lib/diameter/test/diameter_3xxx_SUITE.erl index 89c78d8b57..071b1a1177 100644 --- a/lib/diameter/test/diameter_3xxx_SUITE.erl +++ b/lib/diameter/test/diameter_3xxx_SUITE.erl @@ -40,9 +40,10 @@ send_unknown_application/1, send_unknown_command/1, send_ok/1, - send_invalid_avp_bits/1, + send_invalid_hdr_bits/1, send_missing_avp/1, send_ignore_missing_avp/1, + send_5xxx_missing_avp/1, send_double_error/1, send_3xxx/1, send_5xxx/1, @@ -136,9 +137,10 @@ tc() -> [send_unknown_application, send_unknown_command, send_ok, - send_invalid_avp_bits, + send_invalid_hdr_bits, send_missing_avp, send_ignore_missing_avp, + send_5xxx_missing_avp, send_double_error, send_3xxx, send_5xxx]. @@ -216,27 +218,26 @@ send_ok([_,_]) -> send_ok(Config) -> send_ok(?group(Config)). -%% send_invalid_avp_bits/1 +%% send_invalid_hdr_bits/1 %% -%% Send a request with an incorrect length on the optional -%% Origin-State-Id that a callback ignores. +%% Send a request with an incorrect E-bit that a callback ignores. %% Callback answers. -send_invalid_avp_bits([callback, _]) -> +send_invalid_hdr_bits([callback, _]) -> #diameter_base_STA{'Result-Code' = 2001, %% SUCCESS 'Failed-AVP' = [], 'AVP' = []} = call(); %% diameter answers. -send_invalid_avp_bits([_,_]) -> - #'diameter_base_answer-message'{'Result-Code' = 3009, %% INVALID_AVP_BITS +send_invalid_hdr_bits([_,_]) -> + #'diameter_base_answer-message'{'Result-Code' = 3008, %% INVALID_HDR_BITS 'Failed-AVP' = [], 'AVP' = []} = call(); -send_invalid_avp_bits(Config) -> - send_invalid_avp_bits(?group(Config)). +send_invalid_hdr_bits(Config) -> + send_invalid_hdr_bits(?group(Config)). %% send_missing_avp/1 %% @@ -280,10 +281,35 @@ send_ignore_missing_avp([_,_]) -> send_ignore_missing_avp(Config) -> send_ignore_missing_avp(?group(Config)). +%% send_5xxx_missing_avp/1 +%% +%% Send a request with a missing AVP that a callback answers +%% with {answer_message, 5005}. + +%% RFC 6733 allows 5xxx in an answer-message. +send_5xxx_missing_avp([_, rfc6733]) -> + #'diameter_base_answer-message'{'Result-Code' = 5005, %% MISSING_AVP + 'Failed-AVP' = [_], + 'AVP' = []} + = call(); + +%% RFC 3588 doesn't: sending answer fails. +send_5xxx_missing_avp([_, rfc3588]) -> + {error, timeout} = call(); + +%% Callback answers, ignores the error +send_5xxx_missing_avp([_,_]) -> + #diameter_base_STA{'Result-Code' = 2001, %% SUCCESS + 'Failed-AVP' = [], + 'AVP' = []} + = call(); + +send_5xxx_missing_avp(Config) -> + send_5xxx_missing_avp(?group(Config)). + %% send_double_error/1 %% -%% Send a request with both an incorrect length on the optional -%% Origin-State-Id and a missing AVP. +%% Send a request with both an invalid E-bit and a missing AVP. %% Callback answers with STA. send_double_error([callback, _]) -> @@ -294,8 +320,8 @@ send_double_error([callback, _]) -> %% diameter answers with answer-message. send_double_error([_,_]) -> - #'diameter_base_answer-message'{'Result-Code' = 3009, %% INVALID_AVP_BITS - 'Failed-AVP' = [_], + #'diameter_base_answer-message'{'Result-Code' = 3008, %% INVALID_HDR_BITS + 'Failed-AVP' = [], 'AVP' = []} = call(); @@ -392,24 +418,21 @@ prepare(Pkt, Caps, T) T == send_5xxx -> sta(Pkt, Caps); -prepare(Pkt0, Caps, send_invalid_avp_bits) -> - Req0 = sta(Pkt0, Caps), - %% Append an Origin-State-Id with an incorrect AVP Length in order - %% to force 3009. - Req = Req0#diameter_base_STR{'Origin-State-Id' = [7]}, - #diameter_packet{bin = Bin} +prepare(Pkt0, Caps, send_invalid_hdr_bits) -> + Req = sta(Pkt0, Caps), + %% Set the E-bit to force 3008. + #diameter_packet{bin = <<H:34, 0:1, T/bitstring>>} = Pkt = diameter_codec:encode(?DICT, Pkt0#diameter_packet{msg = Req}), - Offset = size(Bin) - 12 + 5, - <<H:Offset/binary, Len:24, T/binary>> = Bin, - Pkt#diameter_packet{bin = <<H/binary, (Len + 2):24, T/binary>>}; + Pkt#diameter_packet{bin = <<H:34, 1:1, T/bitstring>>}; prepare(Pkt0, Caps, send_double_error) -> - dehost(prepare(Pkt0, Caps, send_invalid_avp_bits)); + dehost(prepare(Pkt0, Caps, send_invalid_hdr_bits)); prepare(Pkt, Caps, T) when T == send_missing_avp; - T == send_ignore_missing_avp -> + T == send_ignore_missing_avp; + T == send_5xxx_missing_avp -> Req = sta(Pkt, Caps), dehost(diameter_codec:encode(?DICT, Pkt#diameter_packet{msg = Req})). @@ -480,9 +503,7 @@ request(send_3xxx, _Req, _Caps) -> request(send_5xxx, _Req, _Caps) -> {answer_message, 5999}; -request(send_invalid_avp_bits, Req, Caps) -> - #diameter_base_STR{'Origin-State-Id' = []} - = Req, +request(send_invalid_hdr_bits, Req, Caps) -> %% Default errors field but a non-answer-message and only 3xxx %% errors detected means diameter sets neither Result-Code nor %% Failed-AVP. @@ -495,7 +516,10 @@ request(T, Req, Caps) request(send_ignore_missing_avp, Req, Caps) -> {reply, #diameter_packet{msg = answer(Req, Caps), - errors = false}}. %% ignore errors + errors = false}}; %% ignore errors + +request(send_5xxx_missing_avp, _Req, _Caps) -> + {answer_message, 5005}. %% MISSING_AVP answer(Req, Caps) -> #diameter_base_STR{'Session-Id' = SId} diff --git a/lib/diameter/test/diameter_codec_SUITE_data/diameter_test_unknown.erl b/lib/diameter/test/diameter_codec_SUITE_data/diameter_test_unknown.erl index bce3d78a37..49f2158b1a 100644 --- a/lib/diameter/test/diameter_codec_SUITE_data/diameter_test_unknown.erl +++ b/lib/diameter/test/diameter_codec_SUITE_data/diameter_test_unknown.erl @@ -71,6 +71,6 @@ dec('AR', #diameter_packet dec('BR', #diameter_packet {msg = #recv_BR{'Origin-Host' = ?HOST, 'Origin-Realm' = ?REALM}, - errors = [{5008, ?NOT_MANDATORY_YYY}, - {5001, ?MANDATORY_XXX}]}) -> + errors = [{5001, ?MANDATORY_XXX}, + {5008, ?NOT_MANDATORY_YYY}]}) -> ok. diff --git a/lib/diameter/test/diameter_codec_test.erl b/lib/diameter/test/diameter_codec_test.erl index 0baac59c1a..24d4c7665e 100644 --- a/lib/diameter/test/diameter_codec_test.erl +++ b/lib/diameter/test/diameter_codec_test.erl @@ -265,7 +265,7 @@ arity(M, Name, AvpName, Rec) -> %% enum/3 enum(M, Name, {_,E}) -> - B = <<E:32/integer>>, + B = <<E:32>>, B = M:avp(encode, E, Name), E = M:avp(decode, B, Name). @@ -322,15 +322,15 @@ values('Unsigned64') -> values('Float32') -> E = (1 bsl 8) - 2, F = (1 bsl 23) - 1, - <<Mx:32/float>> = <<0:1/integer, E:8/integer, F:23/integer>>, - <<Mn:32/float>> = <<1:1/integer, E:8/integer, F:23/integer>>, + <<Mx:32/float>> = <<0:1, E:8, F:23>>, + <<Mn:32/float>> = <<1:1, E:8, F:23>>, {[0.0, infinity, '-infinity', Mx, Mn], [0]}; values('Float64') -> E = (1 bsl 11) - 2, F = (1 bsl 52) - 1, - <<Mx:64/float>> = <<0:1/integer, E:11/integer, F:52/integer>>, - <<Mn:64/float>> = <<1:1/integer, E:11/integer, F:52/integer>>, + <<Mx:64/float>> = <<0:1, E:11, F:52>>, + <<Mn:64/float>> = <<1:1, E:11, F:52>>, {[0.0, infinity, '-infinity', Mx, Mn], [0]}; values('Address') -> diff --git a/lib/diameter/test/diameter_traffic_SUITE.erl b/lib/diameter/test/diameter_traffic_SUITE.erl index 2684ab8fe4..38bdf55af8 100644 --- a/lib/diameter/test/diameter_traffic_SUITE.erl +++ b/lib/diameter/test/diameter_traffic_SUITE.erl @@ -49,9 +49,12 @@ send_unsupported_app/1, send_error_bit/1, send_unsupported_version/1, - send_invalid_avp_bits/1, + send_long_avp_length/1, + send_short_avp_length/1, + send_zero_avp_length/1, send_invalid_avp_length/1, send_invalid_reject/1, + send_unrecognized_mandatory/1, send_long/1, send_nopeer/1, send_noapp/1, @@ -268,9 +271,12 @@ tc() -> send_unsupported_app, send_error_bit, send_unsupported_version, - send_invalid_avp_bits, + send_long_avp_length, + send_short_avp_length, + send_zero_avp_length, send_invalid_avp_length, send_invalid_reject, + send_unrecognized_mandatory, send_long, send_nopeer, send_noapp, @@ -416,13 +422,14 @@ send_protocol_error(Config) -> ?answer_message(?TOO_BUSY) = call(Config, Req). -%% Send an ASR with an arbitrary AVP and expect success and the same -%% AVP in the reply. +%% Send an ASR with an arbitrary non-mandatory AVP and expect success +%% and the same AVP in the reply. send_arbitrary(Config) -> - Req = ['ASR', {'AVP', [#diameter_avp{name = 'Class', value = "XXX"}]}], + Req = ['ASR', {'AVP', [#diameter_avp{name = 'Product-Name', + value = "XXX"}]}], ['ASA', _SessionId, {'Result-Code', ?SUCCESS} | Avps] = call(Config, Req), - {'AVP', [#diameter_avp{name = 'Class', + {'AVP', [#diameter_avp{name = 'Product-Name', value = "XXX"}]} = lists:last(Avps). @@ -481,19 +488,33 @@ send_unsupported_version(Config) -> ['STA', _SessionId, {'Result-Code', ?UNSUPPORTED_VERSION} | _] = call(Config, Req). -%% Send a request containing an incorrect AVP length. -send_invalid_avp_bits(Config) -> - Req = ['STR', {'Termination-Cause', ?LOGOUT}], +%% Send a request containing an AVP length > data size. +send_long_avp_length(Config) -> + send_invalid_avp_length(Config). - ?answer_message(?INVALID_AVP_BITS) - = call(Config, Req). +%% Send a request containing an AVP length < data size. +send_short_avp_length(Config) -> + send_invalid_avp_length(Config). + +%% Send a request containing an AVP whose advertised length is < 8. +send_zero_avp_length(Config) -> + send_invalid_avp_length(Config). %% Send a request containing an AVP length that doesn't match the %% AVP's type. send_invalid_avp_length(Config) -> Req = ['STR', {'Termination-Cause', ?LOGOUT}], - ['STA', _SessionId, {'Result-Code', ?INVALID_AVP_LENGTH} | _] + ['STA', _SessionId, + {'Result-Code', ?INVALID_AVP_LENGTH}, + _OriginHost, + _OriginRealm, + _UserName, + _Class, + _ErrorMessage, + _ErrorReportingHost, + {'Failed-AVP', [#'diameter_base_Failed-AVP'{'AVP' = [_]}]} + | _] = call(Config, Req). %% Send a request containing 5xxx errors that the server rejects with @@ -504,6 +525,14 @@ send_invalid_reject(Config) -> ?answer_message(?TOO_BUSY) = call(Config, Req). +%% Send an STR containing a known AVP, but one that's not allowed and +%% sets the M-bit. +send_unrecognized_mandatory(Config) -> + Req = ['STR', {'Termination-Cause', ?LOGOUT}], + + ['STA', _SessionId, {'Result-Code', ?AVP_UNSUPPORTED} | _] + = call(Config, Req). + %% Send something long that will be fragmented by TCP. send_long(Config) -> Req = ['STR', {'Termination-Cause', ?LOGOUT}, @@ -804,45 +833,63 @@ log(#diameter_packet{bin = Bin} = P, T) %% prepare/4 -prepare(Pkt, Caps, send_invalid_avp_bits, #group{client_dict0 = Dict0} - = Group) -> +prepare(Pkt, Caps, N, #group{client_dict0 = Dict0} = Group) + when N == send_long_avp_length; + N == send_short_avp_length; + N == send_zero_avp_length -> Req = prepare(Pkt, Caps, Group), - %% Last AVP in our STR is Termination-Cause of type Unsigned32: - %% set its length improperly. + %% Second last AVP in our STR is Auth-Application-Id of type + %% Unsigned32: set AVP Length to a value other than 12 and place + %% it last in the message (so as not to mess with Termination-Cause). #diameter_packet{header = #diameter_header{length = L}, bin = B} = E = diameter_codec:encode(Dict0, Pkt#diameter_packet{msg = Req}), - Offset = L - 7, %% to AVP Length - <<H:Offset/binary, 12:24/integer, T:4/binary>> = B, - E#diameter_packet{bin = <<H/binary, 13:24/integer, T/binary>>}; + Offset = L - 24, %% to Auth-Application-Id + <<H:Offset/binary, + Hdr:5/binary, 12:24, Data:4/binary, + T:12/binary>> + = B, + AL = case N of + send_long_avp_length -> 13; + send_short_avp_length -> 11; + send_zero_avp_length -> 0 + end, + E#diameter_packet{bin = <<H/binary, + T/binary, + Hdr/binary, AL:24, Data/binary>>}; prepare(Pkt, Caps, N, #group{client_dict0 = Dict0} = Group) when N == send_invalid_avp_length; N == send_invalid_reject -> Req = prepare(Pkt, Caps, Group), %% Second last AVP in our STR is Auth-Application-Id of type - %% Unsigned32: Send a value of length 8. + %% Unsigned32: send data of length 8. #diameter_packet{header = #diameter_header{length = L}, bin = B0} = E = diameter_codec:encode(Dict0, Pkt#diameter_packet{msg = Req}), Offset = L - 7 - 12, %% to AVP Length - <<H0:Offset/binary, 12:24/integer, T:16/binary>> = B0, - <<V, L:24/integer, H/binary>> = H0, %% assert - E#diameter_packet{bin = <<V, - (L+4):24/integer, - H/binary, - 16:24/integer, - 0:32/integer, - T/binary>>}; + <<H0:Offset/binary, 12:24, T:16/binary>> = B0, + <<V, L:24, H/binary>> = H0, %% assert + E#diameter_packet{bin = <<V, (L+4):24, H/binary, 16:24, 0:32, T/binary>>}; + +prepare(Pkt, Caps, send_unrecognized_mandatory, #group{client_dict0 = Dict0} + = Group) -> + Req = prepare(Pkt, Caps, Group), + #diameter_packet{bin = <<V, Len:24, T/binary>>} + = E + = diameter_codec:encode(Dict0, Pkt#diameter_packet{msg = Req}), + {Code, Flags, undefined} = Dict0:avp_header('Proxy-State'), + Avp = <<Code:32, Flags, 8:24>>, + E#diameter_packet{bin = <<V, (Len+8):24, T/binary, Avp/binary>>}; prepare(Pkt, Caps, send_unsupported, #group{client_dict0 = Dict0} = Group) -> Req = prepare(Pkt, Caps, Group), #diameter_packet{bin = <<H:5/binary, _CmdCode:3/binary, T/binary>>} = E = diameter_codec:encode(Dict0, Pkt#diameter_packet{msg = Req}), - E#diameter_packet{bin = <<H/binary, 42:24/integer, T/binary>>}; + E#diameter_packet{bin = <<H/binary, 42:24, T/binary>>}; prepare(Pkt, Caps, send_unsupported_app, #group{client_dict0 = Dict0} = Group) -> @@ -850,7 +897,7 @@ prepare(Pkt, Caps, send_unsupported_app, #group{client_dict0 = Dict0} #diameter_packet{bin = <<H:8/binary, _ApplId:4/binary, T/binary>>} = E = diameter_codec:encode(Dict0, Pkt#diameter_packet{msg = Req}), - E#diameter_packet{bin = <<H/binary, ?BAD_APP:32/integer, T/binary>>}; + E#diameter_packet{bin = <<H/binary, ?BAD_APP:32, T/binary>>}; prepare(Pkt, Caps, send_error_bit, Group) -> #diameter_packet{header = Hdr} = Pkt, @@ -944,7 +991,9 @@ answer(Pkt, Req, _Peer, Name, #group{client_dict0 = Dict0}) -> [Dict:rec2msg(R) | Vs]. answer(Rec, [_|_], N) - when N == send_invalid_avp_bits; + when N == send_long_avp_length; + N == send_short_avp_length; + N == send_zero_avp_length; N == send_invalid_avp_length; N == send_invalid_reject -> Rec; diff --git a/lib/inets/src/http_client/httpc_handler.erl b/lib/inets/src/http_client/httpc_handler.erl index f6b13c2998..55794f57dc 100644 --- a/lib/inets/src/http_client/httpc_handler.erl +++ b/lib/inets/src/http_client/httpc_handler.erl @@ -33,7 +33,6 @@ %% connect_and_send/2, send/2, cancel/3, - stream/3, stream_next/1, info/1 ]). @@ -65,7 +64,7 @@ options, % #options{} timers = #timers{}, % #timers{} profile_name, % atom() - id of httpc_manager process. - once % send | undefined + once = inactive % inactive | once }). @@ -231,6 +230,8 @@ init([Parent, Request, Options, ProfileName]) -> ProxyOptions = handle_proxy_options(Request#request.scheme, Options), Address = handle_proxy(Request#request.address, ProxyOptions), {ok, State} = + %% #state.once should initially be 'inactive' because we + %% activate the socket at first regardless of the state. case {Address /= Request#request.address, Request#request.scheme} of {true, https} -> connect_and_send_upgrade_request(Address, Request, @@ -425,7 +426,9 @@ handle_cast({cancel, RequestId, From}, handle_cast(stream_next, #state{session = Session} = State) -> activate_once(Session), - {noreply, State#state{once = once}}. + %% Inactivate the #state.once here because we don't want + %% next_body_chunk/1 to activate the socket twice. + {noreply, State#state{once = inactive}}. %%-------------------------------------------------------------------- @@ -478,6 +481,41 @@ handle_info({Proto, _Socket, Data}, NewMFA = {Module, whole_body, [NewBody, NewLength]}, {noreply, NewState#state{mfa = NewMFA, request = NewRequest}}; + {Module, decode_size, + [TotalChunk, HexList, + {MaxBodySize, BodySoFar, AccLength, MaxHeaderSize}]} + when BodySoFar =/= <<>> -> + ?hcrd("data processed - decode_size", []), + %% The response body is chunk-encoded. Steal decoded + %% chunks as much as possible to stream. + {_, Code, _} = StatusLine, + {NewBody, NewRequest} = stream(BodySoFar, Request, Code), + NewState = next_body_chunk(State), + NewMFA = {Module, decode_size, + [TotalChunk, HexList, + {MaxBodySize, NewBody, AccLength, MaxHeaderSize}]}, + {noreply, NewState#state{mfa = NewMFA, + request = NewRequest}}; + {Module, decode_data, + [ChunkSize, TotalChunk, + {MaxBodySize, BodySoFar, AccLength, MaxHeaderSize}]} + when TotalChunk =/= <<>> orelse BodySoFar =/= <<>> -> + ?hcrd("data processed - decode_data", []), + %% The response body is chunk-encoded. Steal decoded + %% chunks as much as possible to stream. + ChunkSizeToSteal = min(ChunkSize, byte_size(TotalChunk)), + <<StolenChunk:ChunkSizeToSteal/binary, NewTotalChunk/binary>> = TotalChunk, + StolenBody = <<BodySoFar/binary, StolenChunk/binary>>, + NewChunkSize = ChunkSize - ChunkSizeToSteal, + {_, Code, _} = StatusLine, + + {NewBody, NewRequest} = stream(StolenBody, Request, Code), + NewState = next_body_chunk(State), + NewMFA = {Module, decode_data, + [NewChunkSize, NewTotalChunk, + {MaxBodySize, NewBody, AccLength, MaxHeaderSize}]}, + {noreply, NewState#state{mfa = NewMFA, + request = NewRequest}}; NewMFA -> ?hcrd("data processed - new mfa", []), activate_once(Session), @@ -1027,11 +1065,15 @@ handle_http_msg({Version, StatusCode, ReasonPharse, Headers, Body}, status_line = StatusLine, headers = Headers}) end; -handle_http_msg({ChunkedHeaders, Body}, #state{headers = Headers} = State) -> +handle_http_msg({ChunkedHeaders, Body}, + #state{status_line = {_, Code, _}, headers = Headers} = State) -> ?hcrt("handle_http_msg", [{chunked_headers, ChunkedHeaders}, {headers, Headers}]), NewHeaders = http_chunk:handle_headers(Headers, ChunkedHeaders), - handle_response(State#state{headers = NewHeaders, body = Body}); + {NewBody, NewRequest} = stream(Body, State#state.request, Code), + handle_response(State#state{headers = NewHeaders, + body = NewBody, + request = NewRequest}); handle_http_msg(Body, #state{status_line = {_,Code, _}} = State) -> ?hcrt("handle_http_msg", [{code, Code}]), {NewBody, NewRequest} = stream(Body, State#state.request, Code), @@ -1070,8 +1112,7 @@ handle_http_body(Body, #state{headers = Headers, "chunked" -> ?hcrt("handle_http_body - chunked", []), case http_chunk:decode(Body, State#state.max_body_size, - State#state.max_header_size, - {Code, Request}) of + State#state.max_header_size) of {Module, Function, Args} -> ?hcrt("handle_http_body - new mfa", [{module, Module}, diff --git a/lib/inets/src/http_lib/http_chunk.erl b/lib/inets/src/http_lib/http_chunk.erl index 57647438e9..24c939e80c 100644 --- a/lib/inets/src/http_lib/http_chunk.erl +++ b/lib/inets/src/http_lib/http_chunk.erl @@ -24,7 +24,7 @@ -include("http_internal.hrl"). %% API --export([decode/3, decode/4, encode/1, encode_last/0, handle_headers/2]). +-export([decode/3, encode/1, encode_last/0, handle_headers/2]). %% Callback API - used for example if the chunkedbody is received a %% little at a time on a socket. -export([decode_size/1, ignore_extensions/1, decode_data/1, decode_trailer/1]). @@ -34,20 +34,14 @@ %%% API %%%========================================================================= %%------------------------------------------------------------------------- -%% decode(ChunkedBody, MaxBodySize, MaxHeaderSize, <Stream>) -> +%% decode(ChunkedBody, MaxBodySize, MaxHeaderSize) -> %% {ok, {Headers, Body}} | {Module, Function, Args} %% %% Headers = ["Header:Value"] %% ChunkedBody = binary() %% MaxBodySize = integer() %% MaxHeaderSize = integer() -%% Stream = {Code, Request} - if Request#request.stream =/= none -%% and Code == 200 the side effect of sending each decode chunk to the -%% client/file before the whole body is received will take place. %% -%% Note: decode/4 should only be used from httpc_handler module. -%% Otherwhise use the side effect free decode/3. -%% %% Description: Decodes a body encoded by the chunked transfer %% encoding. If the ChunkedBody is not compleate it returns {Module, %% Function, Args} so that decoding can be continued when more of the @@ -61,12 +55,9 @@ %% the next pass in the loop. %%------------------------------------------------------------------------- decode(ChunkedBody, MaxBodySize, MaxHeaderSize) -> - decode(ChunkedBody, MaxBodySize, MaxHeaderSize, false). - -decode(ChunkedBody, MaxBodySize, MaxHeaderSize, Stream) -> %% Note decode_size will call decode_data. - decode_size([ChunkedBody, <<>>, [], - {MaxBodySize, <<>>, 0, MaxHeaderSize, Stream}]). + decode_size([ChunkedBody, <<>>, [], + {MaxBodySize, <<>>, 0, MaxHeaderSize}]). %%------------------------------------------------------------------------- %% encode(Chunk) -> EncodedChunk @@ -150,7 +141,7 @@ decode_size(<<>>, HexList, Info) -> decode_size(Data = <<?CR, ?LF, ChunkRest/binary>>, HexList, {MaxBodySize, Body, AccLength, - MaxHeaderSize, Stream}) -> + MaxHeaderSize}) -> ChunkSize = http_util:hexlist_to_integer(lists:reverse(HexList)), case ChunkSize of 0 -> % Last chunk, there was no data @@ -164,7 +155,7 @@ decode_size(Data = <<?CR, ?LF, ChunkRest/binary>>, HexList, %% to this function comes in. decode_data(ChunkSize, ChunkRest, {MaxBodySize, Body, ChunkSize + AccLength , - MaxHeaderSize, Stream}) + MaxHeaderSize}) end; decode_size(<<";", Rest/binary>>, HexList, Info) -> %% Note ignore_extensions will call decode_size/1 again when @@ -189,50 +180,42 @@ ignore_extensions(<<_Octet, Rest/binary>>, NextFunction) -> ignore_extensions(Rest, NextFunction). decode_data(ChunkSize, TotalChunk, - Info = {MaxBodySize, BodySoFar, AccLength, MaxHeaderSize, Stream}) + Info = {MaxBodySize, BodySoFar, AccLength, MaxHeaderSize}) when ChunkSize =< size(TotalChunk) -> case TotalChunk of %% Last chunk <<Data:ChunkSize/binary, ?CR, ?LF, "0", ";">> -> %% Note ignore_extensions will call decode_trailer/1 %% once it ignored all extensions. - {NewBody, _} = - stream(<<BodySoFar/binary, Data/binary>>, Stream), {?MODULE, ignore_extensions, [<<>>, {?MODULE, decode_trailer, [<<>>, [],[], MaxHeaderSize, - NewBody, + <<BodySoFar/binary, Data/binary>>, integer_to_list(AccLength)]}]}; <<Data:ChunkSize/binary, ?CR, ?LF, "0", ";", Rest/binary>> -> %% Note ignore_extensions will call decode_trailer/1 %% once it ignored all extensions. - {NewBody, _} = stream(<<BodySoFar/binary, Data/binary>>, Stream), ignore_extensions(Rest, {?MODULE, decode_trailer, [<<>>, [],[], MaxHeaderSize, - NewBody, + <<BodySoFar/binary, Data/binary>>, integer_to_list(AccLength)]}); <<Data:ChunkSize/binary, ?CR, ?LF, "0", ?CR, ?LF>> -> - {NewBody, _} = stream(<<BodySoFar/binary, Data/binary>>, Stream), {?MODULE, decode_trailer, [<<?CR, ?LF>>, [],[], MaxHeaderSize, - NewBody, + <<BodySoFar/binary, Data/binary>>, integer_to_list(AccLength)]}; <<Data:ChunkSize/binary, ?CR, ?LF, "0", ?CR, ?LF, Rest/binary>> -> - {NewBody,_}= stream(<<BodySoFar/binary, Data/binary>>, Stream), decode_trailer(<<?CR, ?LF, Rest/binary>>, [],[], MaxHeaderSize, - NewBody, + <<BodySoFar/binary, Data/binary>>, integer_to_list(AccLength)); %% There are more chunks, so here we go agin... <<Data:ChunkSize/binary, ?CR, ?LF>> -> - {NewBody, NewStream} = - stream(<<BodySoFar/binary, Data/binary>>, Stream), - {?MODULE, decode_size, [<<>>, [], {MaxBodySize, NewBody, AccLength, MaxHeaderSize, NewStream}]}; + NewBody = <<BodySoFar/binary, Data/binary>>, + {?MODULE, decode_size, [<<>>, [], {MaxBodySize, NewBody, AccLength, MaxHeaderSize}]}; <<Data:ChunkSize/binary, ?CR, ?LF, Rest/binary>> when (AccLength < MaxBodySize) or (MaxBodySize == nolimit) -> - {NewBody, NewStream} = - stream(<<BodySoFar/binary, Data/binary>>, Stream), decode_size(Rest, [], - {MaxBodySize, NewBody, - AccLength, MaxHeaderSize, NewStream}); + {MaxBodySize, <<BodySoFar/binary, Data/binary>>, + AccLength, MaxHeaderSize}); <<_:ChunkSize/binary, ?CR, ?LF, _/binary>> -> throw({error, body_too_big}); _ -> @@ -286,9 +269,3 @@ decode_trailer(<<Octet, Rest/binary>>, Header, Headers, MaxHeaderSize, Body, BodyLength) -> decode_trailer(Rest, [Octet | Header], Headers, MaxHeaderSize, Body, BodyLength). - -stream(BodyPart, false) -> - {BodyPart, false}; -stream(BodyPart, {Code, Request}) -> - {NewBody, NewRequest} = httpc_handler:stream(BodyPart, Request, Code), - {NewBody, {Code, NewRequest}}. diff --git a/lib/inets/test/httpc_SUITE.erl b/lib/inets/test/httpc_SUITE.erl index 350192464e..0c35f284f7 100644 --- a/lib/inets/test/httpc_SUITE.erl +++ b/lib/inets/test/httpc_SUITE.erl @@ -1693,6 +1693,15 @@ receive_streamed_body(RequestId, Body, Pid) -> ct:print("~p:receive_streamed_body -> requested next stream ~n", [?MODULE]), receive {http, {RequestId, stream, BinBodyPart}} -> + %% Make sure the httpc hasn't sent us the next 'stream' + %% without our request. + receive + {http, {RequestId, stream, _}} = Msg -> + ct:fail({unexpected_flood_of_stream, Msg}) + after + 1000 -> + ok + end, receive_streamed_body(RequestId, <<Body/binary, BinBodyPart/binary>>, Pid); diff --git a/lib/odbc/configure.in b/lib/odbc/configure.in index fd28830c0c..83f7a47434 100644 --- a/lib/odbc/configure.in +++ b/lib/odbc/configure.in @@ -167,7 +167,8 @@ AC_SUBST(TARGET_FLAGS) AC_CHECK_SIZEOF(void *) AC_MSG_CHECKING([for odbc in standard locations]) for rdir in /usr/local/odbc /usr/local /usr/odbc \ - /usr /opt/local/pgm/odbc /usr/local/pgm/odbc; do + /usr /opt/local/pgm/odbc /usr/local/pgm/odbc \ + "$with_odbc"; do test -f "$erl_xcomp_isysroot$rdir/include/sql.h" || continue is_odbc_std_location=yes libdir="$erl_xcomp_sysroot$rdir/lib" diff --git a/lib/stdlib/doc/src/c.xml b/lib/stdlib/doc/src/c.xml index ddae388a1b..9cd4581a89 100644 --- a/lib/stdlib/doc/src/c.xml +++ b/lib/stdlib/doc/src/c.xml @@ -140,9 +140,9 @@ compile:file(<anno>File</anno>, <anno>Options</anno> ++ [report_errors, report_w </func> <func> <name name="ls" arity="1"/> - <fsummary>List files in a directory</fsummary> + <fsummary>List files in a directory or a single file</fsummary> <desc> - <p>Lists files in directory <c><anno>Dir</anno></c>.</p> + <p>Lists files in directory <c><anno>Dir</anno></c> or, if Dir is a file, only list it.</p> </desc> </func> <func> diff --git a/lib/stdlib/src/c.erl b/lib/stdlib/src/c.erl index 91d317489c..6e96e3d564 100644 --- a/lib/stdlib/src/c.erl +++ b/lib/stdlib/src/c.erl @@ -713,8 +713,10 @@ ls(Dir) -> case file:list_dir(Dir) of {ok, Entries} -> ls_print(sort(Entries)); - {error,_E} -> - format("Invalid directory\n") + {error, enotdir} -> + ls_print([Dir]); + {error, Error} -> + format("~s\n", [file:format_error(Error)]) end. ls_print([]) -> ok; diff --git a/lib/stdlib/test/c_SUITE.erl b/lib/stdlib/test/c_SUITE.erl index 25281365be..8c55b616b9 100644 --- a/lib/stdlib/test/c_SUITE.erl +++ b/lib/stdlib/test/c_SUITE.erl @@ -20,7 +20,7 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2]). -export([c_1/1, c_2/1, c_3/1, c_4/1, nc_1/1, nc_2/1, nc_3/1, nc_4/1, - memory/1]). + ls/1, memory/1]). -include_lib("test_server/include/test_server.hrl"). @@ -29,7 +29,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [c_1, c_2, c_3, c_4, nc_1, nc_2, nc_3, nc_4, memory]. + [c_1, c_2, c_3, c_4, nc_1, nc_2, nc_3, nc_4, ls, memory]. groups() -> []. @@ -147,6 +147,13 @@ nc_4(Config) when is_list(Config) -> ?line Result = nc(R,[{outdir,W}]), ?line {ok, m} = Result. +ls(Config) when is_list(Config) -> + Directory = ?config(data_dir, Config), + ok = c:ls(Directory), + File = filename:join(Directory, "m.erl"), + ok = c:ls(File), + ok = c:ls("no_such_file"). + memory(doc) -> ["Checks that c:memory/[0,1] returns consistent results."]; memory(suite) -> |