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author | Sverker Eriksson <[email protected]> | 2019-04-11 14:06:39 +0200 |
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committer | Sverker Eriksson <[email protected]> | 2019-04-11 14:06:39 +0200 |
commit | 508738f4dcd3c8c83fffb55c2ad5c365f80dc7c4 (patch) | |
tree | 6617cc0ba929f7b736be2750dfbb4e0da4ffac09 /lib | |
parent | 0e635324b19dd203454f41b41df7a7bb799bc40a (diff) | |
parent | 1ba8bf12eddb363481b1b5856af7c4d7c3313e52 (diff) | |
download | otp-508738f4dcd3c8c83fffb55c2ad5c365f80dc7c4.tar.gz otp-508738f4dcd3c8c83fffb55c2ad5c365f80dc7c4.tar.bz2 otp-508738f4dcd3c8c83fffb55c2ad5c365f80dc7c4.zip |
Merge branch 'sverker/revert-big-creation'
* sverker/revert-big-creation:
Revert "erts: Make DFLAG_BIG_CREATION mandatory"
Revert "erts: Remove old encoding of pids, ports and refs"
Revert "erl_interface: Remove old encoding of pid,port,refs"
Revert "epmd: Support 32-bit creation values in local node"
Revert "jinterface: Remove old encoding of pid,port,refs"
Revert "erl_interface: Support 32-bit creation local cnode"
Revert "erts: Document new EPMD response ALIVE2_X_RESP"
Diffstat (limited to 'lib')
-rw-r--r-- | lib/erl_interface/src/connect/ei_connect.c | 4 | ||||
-rw-r--r-- | lib/erl_interface/src/encode/encode_pid.c | 11 | ||||
-rw-r--r-- | lib/erl_interface/src/encode/encode_port.c | 11 | ||||
-rw-r--r-- | lib/erl_interface/src/encode/encode_ref.c | 10 | ||||
-rw-r--r-- | lib/erl_interface/src/epmd/ei_epmd.h | 5 | ||||
-rw-r--r-- | lib/erl_interface/src/epmd/epmd_publish.c | 28 | ||||
-rw-r--r-- | lib/erl_interface/src/prog/erl_call.c | 3 | ||||
-rw-r--r-- | lib/erl_interface/test/erl_eterm_SUITE.erl | 10 | ||||
-rw-r--r-- | lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java | 6 | ||||
-rw-r--r-- | lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java | 6 | ||||
-rw-r--r-- | lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java | 7 | ||||
-rw-r--r-- | lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java | 50 | ||||
-rw-r--r-- | lib/kernel/src/erl_epmd.erl | 11 | ||||
-rw-r--r-- | lib/kernel/test/erl_distribution_wb_SUITE.erl | 58 |
14 files changed, 122 insertions, 98 deletions
diff --git a/lib/erl_interface/src/connect/ei_connect.c b/lib/erl_interface/src/connect/ei_connect.c index be7a2a6b0e..7a304e6d4f 100644 --- a/lib/erl_interface/src/connect/ei_connect.c +++ b/lib/erl_interface/src/connect/ei_connect.c @@ -659,7 +659,7 @@ int ei_connect_xinit_ussi(ei_cnode* ec, const char *thishostname, return ERL_ERROR; } - ec->creation = creation; + ec->creation = creation & 0x3; /* 2 bits */ if (cookie) { if (strlen(cookie) >= sizeof(ec->ei_connect_cookie)) { @@ -698,7 +698,7 @@ int ei_connect_xinit_ussi(ei_cnode* ec, const char *thishostname, strcpy(ec->self.node,thisnodename); ec->self.num = 0; ec->self.serial = 0; - ec->self.creation = creation; + ec->self.creation = creation & 0x3; /* 2 bits */ ec->cbs = cbs; ec->setup_context = setup_context; diff --git a/lib/erl_interface/src/encode/encode_pid.c b/lib/erl_interface/src/encode/encode_pid.c index 0dfdb16372..d14746b40f 100644 --- a/lib/erl_interface/src/encode/encode_pid.c +++ b/lib/erl_interface/src/encode/encode_pid.c @@ -25,6 +25,7 @@ int ei_encode_pid(char *buf, int *index, const erlang_pid *p) { char* s = buf + *index; + const char tag = (p->creation > 3) ? ERL_NEW_PID_EXT : ERL_PID_EXT; ++(*index); /* skip ERL_PID_EXT */ if (ei_encode_atom_len_as(buf, index, p->node, strlen(p->node), @@ -32,17 +33,21 @@ int ei_encode_pid(char *buf, int *index, const erlang_pid *p) return -1; if (buf) { - put8(s, ERL_NEW_PID_EXT); + put8(s, tag); s = buf + *index; /* now the integers */ put32be(s,p->num & 0x7fff); /* 15 bits */ put32be(s,p->serial & 0x1fff); /* 13 bits */ - put32be(s, p->creation); /* 32 bits */ + if (tag == ERL_PID_EXT) { + put8(s,(p->creation & 0x03)); /* 2 bits */ + } else { + put32be(s, p->creation); /* 32 bits */ + } } - *index += 4 + 4 + 4; + *index += 4 + 4 + (tag == ERL_PID_EXT ? 1 : 4); return 0; } diff --git a/lib/erl_interface/src/encode/encode_port.c b/lib/erl_interface/src/encode/encode_port.c index 0fb4018db1..eb464380c0 100644 --- a/lib/erl_interface/src/encode/encode_port.c +++ b/lib/erl_interface/src/encode/encode_port.c @@ -25,6 +25,7 @@ int ei_encode_port(char *buf, int *index, const erlang_port *p) { char *s = buf + *index; + const char tag = p->creation > 3 ? ERL_NEW_PORT_EXT : ERL_PORT_EXT; ++(*index); /* skip ERL_PORT_EXT */ if (ei_encode_atom_len_as(buf, index, p->node, strlen(p->node), ERLANG_UTF8, @@ -32,15 +33,19 @@ int ei_encode_port(char *buf, int *index, const erlang_port *p) return -1; } if (buf) { - put8(s, ERL_NEW_PORT_EXT); + put8(s, tag); s = buf + *index; /* now the integers */ put32be(s,p->id & 0x0fffffff /* 28 bits */); - put32be(s, p->creation); + if (tag == ERL_PORT_EXT) { + put8(s,(p->creation & 0x03)); + } else { + put32be(s, p->creation); + } } - *index += 4 + 4; + *index += 4 + (tag == ERL_PORT_EXT ? 1 : 4); return 0; } diff --git a/lib/erl_interface/src/encode/encode_ref.c b/lib/erl_interface/src/encode/encode_ref.c index 8c2e0a25f7..5ccfc32c6d 100644 --- a/lib/erl_interface/src/encode/encode_ref.c +++ b/lib/erl_interface/src/encode/encode_ref.c @@ -24,6 +24,7 @@ int ei_encode_ref(char *buf, int *index, const erlang_ref *p) { + const char tag = (p->creation > 3) ? ERL_NEWER_REFERENCE_EXT : ERL_NEW_REFERENCE_EXT; char *s = buf + *index; int i; @@ -36,7 +37,7 @@ int ei_encode_ref(char *buf, int *index, const erlang_ref *p) /* Always encode as an extended reference; all participating parties are now expected to be able to decode extended references. */ if (buf) { - put8(s, ERL_NEWER_REFERENCE_EXT); + put8(s, tag); /* first, number of integers */ put16be(s, p->len); @@ -45,12 +46,15 @@ int ei_encode_ref(char *buf, int *index, const erlang_ref *p) s = buf + *index; /* now the integers */ - put32be(s, p->creation); + if (tag == ERL_NEW_REFERENCE_EXT) + put8(s,(p->creation & 0x03)); + else + put32be(s, p->creation); for (i = 0; i < p->len; i++) put32be(s,p->n[i]); } - *index += p->len*4 + 4; + *index += p->len*4 + (tag == ERL_NEW_REFERENCE_EXT ? 1 : 4); return 0; } diff --git a/lib/erl_interface/src/epmd/ei_epmd.h b/lib/erl_interface/src/epmd/ei_epmd.h index f72c354e32..ac153b6e66 100644 --- a/lib/erl_interface/src/epmd/ei_epmd.h +++ b/lib/erl_interface/src/epmd/ei_epmd.h @@ -25,8 +25,8 @@ #endif #ifndef EI_DIST_HIGH -#define EI_DIST_HIGH 6 /* OTP 22 and later */ -#define EI_DIST_LOW 5 /* OTP R4 - 21 */ +#define EI_DIST_HIGH 5 /* R4 and later */ +#define EI_DIST_LOW 1 /* R3 and earlier */ #endif #ifndef EPMD_PORT @@ -45,7 +45,6 @@ #ifndef EI_EPMD_ALIVE2_REQ #define EI_EPMD_ALIVE2_REQ 120 #define EI_EPMD_ALIVE2_RESP 121 -#define EI_EPMD_ALIVE2_X_RESP 118 #define EI_EPMD_PORT2_REQ 122 #define EI_EPMD_PORT2_RESP 119 #define EI_EPMD_STOP_REQ 's' diff --git a/lib/erl_interface/src/epmd/epmd_publish.c b/lib/erl_interface/src/epmd/epmd_publish.c index ef8a5d6b70..20b8e867e8 100644 --- a/lib/erl_interface/src/epmd/epmd_publish.c +++ b/lib/erl_interface/src/epmd/epmd_publish.c @@ -68,8 +68,7 @@ static int ei_epmd_r4_publish (int port, const char *alive, unsigned ms) int nlen = strlen(alive); int len = elen + nlen + 13; /* hard coded: be careful! */ int n; - int err, response, res; - unsigned creation; + int err, res, creation; ssize_t dlen; unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; @@ -125,10 +124,8 @@ static int ei_epmd_r4_publish (int port, const char *alive, unsigned ms) /* Don't close fd here! It keeps us registered with epmd */ s = buf; - response = get8(s); - if (response != EI_EPMD_ALIVE2_RESP && - response != EI_EPMD_ALIVE2_X_RESP) { - EI_TRACE_ERR1("ei_epmd_r4_publish","<- unknown (%d)",response); + if (((res=get8(s)) != EI_EPMD_ALIVE2_RESP)) { /* response */ + EI_TRACE_ERR1("ei_epmd_r4_publish","<- unknown (%d)",res); EI_TRACE_ERR0("ei_epmd_r4_publish","-> CLOSE"); ei_close__(fd); erl_errno = EIO; @@ -144,21 +141,18 @@ static int ei_epmd_r4_publish (int port, const char *alive, unsigned ms) return -1; } - if (response == EI_EPMD_ALIVE2_RESP) - creation = get16be(s); - else /* EI_EPMD_ALIVE2_X_RESP */ - creation = get32be(s); + creation = get16be(s); EI_TRACE_CONN2("ei_epmd_r4_publish", - " result=%d (ok) creation=%u",res,creation); + " result=%d (ok) creation=%d",res,creation); - /* - * Would be nice to somehow use the nice "unique" creation value - * received here from epmd instead of using the crappy one - * passed (already) to ei_connect_init. - */ + /* probably should save fd so we can close it later... */ + /* epmd_saveconn(OPEN,fd,alive); */ - /* return the descriptor */ + /* return the creation number, for no good reason */ + /* return creation;*/ + + /* no - return the descriptor */ return fd; } diff --git a/lib/erl_interface/src/prog/erl_call.c b/lib/erl_interface/src/prog/erl_call.c index dce2ecdec2..ab91157035 100644 --- a/lib/erl_interface/src/prog/erl_call.c +++ b/lib/erl_interface/src/prog/erl_call.c @@ -292,7 +292,8 @@ int erl_call(int argc, char **argv) flags.cookie = NULL; } - creation = time(NULL) + 1; /* "random" */ + /* FIXME decide how many bits etc or leave to connect_xinit? */ + creation = (time(NULL) % 3) + 1; /* "random" */ if (flags.hidden == NULL) { /* As default we are c17@gethostname */ diff --git a/lib/erl_interface/test/erl_eterm_SUITE.erl b/lib/erl_interface/test/erl_eterm_SUITE.erl index 4605293c74..77910a9fc7 100644 --- a/lib/erl_interface/test/erl_eterm_SUITE.erl +++ b/lib/erl_interface/test/erl_eterm_SUITE.erl @@ -73,10 +73,6 @@ -import(runner, [get_term/1]). --define(REFERENCE_EXT, $e). --define(NEW_REFERENCE_EXT, $r). --define(NEWER_REFERENCE_EXT, $Z). - %% This test suite controls the running of the C language functions %% in eterm_test.c and print_term.c. @@ -1030,11 +1026,9 @@ cnode_1(Config) when is_list(Config) -> check_ref(Ref) -> case bin_ext_type(Ref) of - ?REFERENCE_EXT -> + 101 -> ct:fail(oldref); - ?NEW_REFERENCE_EXT -> - ok; - ?NEWER_REFERENCE_EXT -> + 114 -> ok; Type -> ct:fail({type, Type}) diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java index 3abdf9535f..9cbd735751 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java @@ -27,6 +27,7 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> // don't change this! private static final long serialVersionUID = 1664394142301803659L; + private final int tag; private final String node; private final int id; private final int serial; @@ -44,6 +45,7 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> public OtpErlangPid(final OtpLocalNode self) { final OtpErlangPid p = self.createPid(); + tag = p.tag; id = p.id; serial = p.serial; creation = p.creation; @@ -65,6 +67,7 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> throws OtpErlangDecodeException { final OtpErlangPid p = buf.read_pid(); + tag = p.tag; node = p.node(); id = p.id(); serial = p.serial(); @@ -115,6 +118,7 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> */ protected OtpErlangPid(final int tag, final String node, final int id, final int serial, final int creation) { + this.tag = tag; this.node = node; if (tag == OtpExternal.pidTag) { this.id = id & 0x7fff; // 15 bits @@ -129,7 +133,7 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> } protected int tag() { - return OtpExternal.newPidTag; + return tag; } /** diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java index c8648d7aa3..79b5d2736c 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java @@ -26,6 +26,7 @@ public class OtpErlangPort extends OtpErlangObject { // don't change this! private static final long serialVersionUID = 4037115468007644704L; + private final int tag; private final String node; private final int id; private final int creation; @@ -42,6 +43,7 @@ public class OtpErlangPort extends OtpErlangObject { private OtpErlangPort(final OtpSelf self) { final OtpErlangPort p = self.createPort(); + tag = p.tag; id = p.id; creation = p.creation; node = p.node; @@ -62,6 +64,7 @@ public class OtpErlangPort extends OtpErlangObject { throws OtpErlangDecodeException { final OtpErlangPort p = buf.read_port(); + tag = p.tag; node = p.node(); id = p.id(); creation = p.creation(); @@ -102,6 +105,7 @@ public class OtpErlangPort extends OtpErlangObject { */ public OtpErlangPort(final int tag, final String node, final int id, final int creation) { + this.tag = tag; this.node = node; if (tag == OtpExternal.portTag) { this.id = id & 0xfffffff; // 28 bits @@ -114,7 +118,7 @@ public class OtpErlangPort extends OtpErlangObject { } protected int tag() { - return OtpExternal.newPortTag; + return tag; } /** diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java index 2bf8d9a56b..2165397013 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java @@ -28,6 +28,7 @@ public class OtpErlangRef extends OtpErlangObject { // don't change this! private static final long serialVersionUID = -7022666480768586521L; + private final int tag; private final String node; private final int creation; @@ -48,6 +49,7 @@ public class OtpErlangRef extends OtpErlangObject { public OtpErlangRef(final OtpLocalNode self) { final OtpErlangRef r = self.createRef(); + tag = r.tag; ids = r.ids; creation = r.creation; node = r.node; @@ -68,6 +70,7 @@ public class OtpErlangRef extends OtpErlangObject { throws OtpErlangDecodeException { final OtpErlangRef r = buf.read_ref(); + tag = r.tag; node = r.node(); creation = r.creation(); @@ -87,6 +90,7 @@ public class OtpErlangRef extends OtpErlangObject { * another arbitrary number. */ public OtpErlangRef(final String node, final int id, final int creation) { + this.tag = OtpExternal.newRefTag; this.node = node; ids = new int[1]; ids[0] = id & 0x3ffff; // 18 bits @@ -134,6 +138,7 @@ public class OtpErlangRef extends OtpErlangObject { */ public OtpErlangRef(final int tag, final String node, final int[] ids, final int creation) { + this.tag = tag; this.node = node; // use at most 3 words @@ -157,7 +162,7 @@ public class OtpErlangRef extends OtpErlangObject { } protected int tag() { - return OtpExternal.newerRefTag; + return tag; } /** diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java index a3b089c1da..187705a0b5 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java @@ -713,7 +713,7 @@ public class OtpOutputStream extends ByteArrayOutputStream { */ public void write_pid(final String node, final int id, final int serial, final int creation) { - write1(OtpExternal.newPidTag); + write1(OtpExternal.pidTag); write_atom(node); write4BE(id & 0x7fff); // 15 bits write4BE(serial & 0x1fff); // 13 bits @@ -727,11 +727,20 @@ public class OtpOutputStream extends ByteArrayOutputStream { * the pid */ public void write_pid(OtpErlangPid pid) { - write1(OtpExternal.newPidTag); + write1(pid.tag()); write_atom(pid.node()); write4BE(pid.id()); write4BE(pid.serial()); - write4BE(pid.creation()); + switch (pid.tag()) { + case OtpExternal.pidTag: + write1(pid.creation()); + break; + case OtpExternal.newPidTag: + write4BE(pid.creation()); + break; + default: + throw new AssertionError("Invalid pid tag " + pid.tag()); + } } @@ -749,7 +758,7 @@ public class OtpOutputStream extends ByteArrayOutputStream { * be used. */ public void write_port(final String node, final int id, final int creation) { - write1(OtpExternal.newPortTag); + write1(OtpExternal.portTag); write_atom(node); write4BE(id & 0xfffffff); // 28 bits write1(creation & 0x3); // 2 bits @@ -762,10 +771,19 @@ public class OtpOutputStream extends ByteArrayOutputStream { * the port. */ public void write_port(OtpErlangPort port) { - write1(OtpExternal.newPortTag); + write1(port.tag()); write_atom(port.node()); write4BE(port.id()); - write4BE(port.creation()); + switch (port.tag()) { + case OtpExternal.portTag: + write1(port.creation()); + break; + case OtpExternal.newPortTag: + write4BE(port.creation()); + break; + default: + throw new AssertionError("Invalid port tag " + port.tag()); + } } /** @@ -811,7 +829,7 @@ public class OtpOutputStream extends ByteArrayOutputStream { arity = 3; // max 3 words in ref } - write1(OtpExternal.newerRefTag); + write1(OtpExternal.newRefTag); // how many id values write2BE(arity); @@ -839,12 +857,24 @@ public class OtpOutputStream extends ByteArrayOutputStream { int[] ids = ref.ids(); int arity = ids.length; - write1(OtpExternal.newerRefTag); + write1(ref.tag()); write2BE(arity); write_atom(ref.node()); - write4BE(ref.creation()); - for (int i = 0; i < arity; i++) { + switch (ref.tag()) { + case OtpExternal.newRefTag: + write1(ref.creation()); + write4BE(ids[0] & 0x3ffff); // first word gets truncated to 18 bits + break; + case OtpExternal.newerRefTag: + write4BE(ref.creation()); + write4BE(ids[0]); // full first word + break; + default: + throw new AssertionError("Invalid ref tag " + ref.tag()); + } + + for (int i = 1; i < arity; i++) { write4BE(ids[i]); } } diff --git a/lib/kernel/src/erl_epmd.erl b/lib/kernel/src/erl_epmd.erl index f31a1722ce..7a14e2635c 100644 --- a/lib/kernel/src/erl_epmd.erl +++ b/lib/kernel/src/erl_epmd.erl @@ -33,10 +33,10 @@ -define(erlang_daemon_port, 4369). -endif. -ifndef(epmd_dist_high). --define(epmd_dist_high, 6). +-define(epmd_dist_high, 4370). -endif. -ifndef(epmd_dist_low). --define(epmd_dist_low, 5). +-define(epmd_dist_low, 4370). -endif. %% External exports @@ -342,13 +342,6 @@ wait_for_reg_reply(Socket, SoFar) -> receive {tcp, Socket, Data0} -> case SoFar ++ Data0 of - [$v, Result, A, B, C, D] -> - case Result of - 0 -> - {alive, Socket, ?u32(A, B, C, D)}; - _ -> - {error, duplicate_name} - end; [$y, Result, A, B] -> case Result of 0 -> diff --git a/lib/kernel/test/erl_distribution_wb_SUITE.erl b/lib/kernel/test/erl_distribution_wb_SUITE.erl index f3db6705a2..8256444bdc 100644 --- a/lib/kernel/test/erl_distribution_wb_SUITE.erl +++ b/lib/kernel/test/erl_distribution_wb_SUITE.erl @@ -47,9 +47,6 @@ R end). --define(EPMD_DIST_HIGH, 6). --define(EPMD_DIST_LOW, 5). - -define(DFLAG_PUBLISHED,1). -define(DFLAG_ATOM_CACHE,2). -define(DFLAG_EXTENDED_REFERENCES,4). @@ -60,18 +57,15 @@ -define(DFLAG_NEW_FUN_TAGS,16#80). -define(DFLAG_EXTENDED_PIDS_PORTS,16#100). -define(DFLAG_UTF8_ATOMS, 16#10000). --define(DFLAG_BIG_CREATION, 16#40000). %% From R9 and forward extended references is compulsory %% From R10 and forward extended pids and ports are compulsory %% From R20 and forward UTF8 atoms are compulsory %% From R21 and forward NEW_FUN_TAGS is compulsory (no more tuple fallback {fun, ...}) -%% From R22 and forward BIG_CREATION is compulsory -define(COMPULSORY_DFLAGS, (?DFLAG_EXTENDED_REFERENCES bor ?DFLAG_EXTENDED_PIDS_PORTS bor ?DFLAG_UTF8_ATOMS bor - ?DFLAG_NEW_FUN_TAGS bor - ?DFLAG_BIG_CREATION)). + ?DFLAG_NEW_FUN_TAGS)). -define(PASS_THROUGH, $p). @@ -214,9 +208,9 @@ pending_up_md5(Node,OurName,Cookie) -> {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo, [{active,false}, {packet,2}]), - send_name(SocketA,OurName, ?EPMD_DIST_HIGH), + send_name(SocketA,OurName,5), ok = recv_status(SocketA), - {hidden,Node,?EPMD_DIST_HIGH,HisChallengeA} = recv_challenge(SocketA), % See 1) + {hidden,Node,5,HisChallengeA} = recv_challenge(SocketA), % See 1) OurChallengeA = gen_challenge(), OurDigestA = gen_digest(HisChallengeA, Cookie), send_challenge_reply(SocketA, OurChallengeA, OurDigestA), @@ -230,11 +224,11 @@ pending_up_md5(Node,OurName,Cookie) -> {ok, SocketB} = gen_tcp:connect(atom_to_list(NB),PortNo, [{active,false}, {packet,2}]), - send_name(SocketB,OurName, ?EPMD_DIST_HIGH), + send_name(SocketB,OurName,5), alive = recv_status(SocketB), send_status(SocketB, true), gen_tcp:close(SocketA), - {hidden,Node,?EPMD_DIST_HIGH,HisChallengeB} = recv_challenge(SocketB), % See 1) + {hidden,Node,5,HisChallengeB} = recv_challenge(SocketB), % See 1) OurChallengeB = gen_challenge(), OurDigestB = gen_digest(HisChallengeB, Cookie), send_challenge_reply(SocketB, OurChallengeB, OurDigestB), @@ -260,7 +254,7 @@ simultaneous_md5(Node, OurName, Cookie) when OurName < Node -> Else -> exit(Else) end, - EpmdSocket = register_node(OurName, LSocket, ?EPMD_DIST_LOW, ?EPMD_DIST_HIGH), + EpmdSocket = register(OurName, LSocket, 1, 5), {NA, NB} = split(Node), rpc:cast(Node, net_adm, ping, [OurName]), receive after 1000 -> ok end, @@ -268,7 +262,7 @@ simultaneous_md5(Node, OurName, Cookie) when OurName < Node -> {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo, [{active,false}, {packet,2}]), - send_name(SocketA,OurName, ?EPMD_DIST_HIGH), + send_name(SocketA,OurName,5), %% We are still not marked up on the other side, as our first message %% is not sent. SocketB = case gen_tcp:accept(LSocket) of @@ -281,11 +275,11 @@ simultaneous_md5(Node, OurName, Cookie) when OurName < Node -> %% Now we are expected to close A gen_tcp:close(SocketA), %% But still Socket B will continue - {normal,Node,?EPMD_DIST_HIGH} = recv_name(SocketB), % See 1) + {normal,Node,5} = recv_name(SocketB), % See 1) send_status(SocketB, ok_simultaneous), MyChallengeB = gen_challenge(), - send_challenge(SocketB, OurName, MyChallengeB, ?EPMD_DIST_HIGH), - {ok,HisChallengeB} = recv_challenge_reply(SocketB, MyChallengeB, Cookie), + send_challenge(SocketB, OurName, MyChallengeB,5), + HisChallengeB = recv_challenge_reply(SocketB, MyChallengeB, Cookie), DigestB = gen_digest(HisChallengeB,Cookie), send_challenge_ack(SocketB, DigestB), inet:setopts(SocketB, [{active, false}, @@ -307,8 +301,7 @@ simultaneous_md5(Node, OurName, Cookie) when OurName > Node -> Else -> exit(Else) end, - EpmdSocket = register_node(OurName, LSocket, - ?EPMD_DIST_LOW, ?EPMD_DIST_HIGH), + EpmdSocket = register(OurName, LSocket, 1, 5), {NA, NB} = split(Node), rpc:cast(Node, net_adm, ping, [OurName]), receive after 1000 -> ok end, @@ -322,16 +315,16 @@ simultaneous_md5(Node, OurName, Cookie) when OurName > Node -> Else2 -> exit(Else2) end, - send_name(SocketA,OurName, ?EPMD_DIST_HIGH), + send_name(SocketA,OurName,5), ok_simultaneous = recv_status(SocketA), %% Socket B should die during this case catch begin - {normal,Node,?EPMD_DIST_HIGH} = recv_name(SocketB), % See 1) + {normal,Node,5} = recv_name(SocketB), % See 1) send_status(SocketB, ok_simultaneous), MyChallengeB = gen_challenge(), send_challenge(SocketB, OurName, MyChallengeB, 5), - {ok,HisChallengeB} = recv_challenge_reply( + HisChallengeB = recv_challenge_reply( SocketB, MyChallengeB, Cookie), @@ -353,7 +346,7 @@ simultaneous_md5(Node, OurName, Cookie) when OurName > Node -> end, gen_tcp:close(SocketB), %% But still Socket A will continue - {hidden,Node,?EPMD_DIST_HIGH,HisChallengeA} = recv_challenge(SocketA), % See 1) + {hidden,Node,5,HisChallengeA} = recv_challenge(SocketA), % See 1) OurChallengeA = gen_challenge(), OurDigestA = gen_digest(HisChallengeA, Cookie), send_challenge_reply(SocketA, OurChallengeA, OurDigestA), @@ -379,7 +372,7 @@ missing_compulsory_dflags(Config) when is_list(Config) -> [{active,false}, {packet,2}]), BadNode = list_to_atom(atom_to_list(Name2)++"@"++atom_to_list(NB)), - send_name(SocketA,BadNode, ?EPMD_DIST_HIGH, 0), + send_name(SocketA,BadNode,5,0), not_allowed = recv_status(SocketA), gen_tcp:close(SocketA), stop_node(Node), @@ -523,16 +516,16 @@ send_challenge_reply(Socket, Challenge, Digest) -> recv_challenge_reply(Socket, ChallengeA, Cookie) -> case gen_tcp:recv(Socket, 0) of - {ok,[$r,CB3,CB2,CB1,CB0 | SumB]=Data} when length(SumB) == 16 -> + {ok,[$r,CB3,CB2,CB1,CB0 | SumB]} when length(SumB) == 16 -> SumA = gen_digest(ChallengeA, Cookie), ChallengeB = ?u32(CB3,CB2,CB1,CB0), if SumB == SumA -> - {ok,ChallengeB}; + ChallengeB; true -> - {error,Data} + ?shutdown(bad_challenge_reply) end; - Err -> - {error,Err} + _ -> + ?shutdown(no_node) end. send_challenge_ack(Socket, Digest) -> @@ -627,13 +620,6 @@ wait_for_reg_reply(Socket, SoFar) -> receive {tcp, Socket, Data0} -> case SoFar ++ Data0 of - [$v, Result, A, B, C, D] -> - case Result of - 0 -> - {alive, Socket, ?u32(A, B, C, D)}; - _ -> - {error, duplicate_name} - end; [$y, Result, A, B] -> case Result of 0 -> @@ -654,7 +640,7 @@ wait_for_reg_reply(Socket, SoFar) -> end. -register_node(NodeName, ListenSocket, VLow, VHigh) -> +register(NodeName, ListenSocket, VLow, VHigh) -> {ok,{_,TcpPort}} = inet:sockname(ListenSocket), case do_register_node(NodeName, TcpPort, VLow, VHigh) of {alive, Socket, _Creation} -> |