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asterisk
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Set timeout timers to Timer A and F in rfc 3261, section 17

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@20932 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.4
Olle Johansson 20 years ago
parent ea7f924b30
commit 080298dad4
1 changed files with 23 additions and 15 deletions
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38
channels/chan_sip.c
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@ -32,6 +32,8 @@
* \todo SIP over TCP
* \todo SIP over TLS
* \todo Better support of forking
* \todo VIA branch tag transaction checking
* \todo Transaction support
*
* \ingroup channel_drivers
*
@ -187,6 +189,9 @@ static int expiry = DEFAULT_EXPIRY;
#define DEFAULT_RETRANS 1000 /*!< How frequently to retransmit Default: 2 * 500 ms in RFC 3261 */
#define MAX_RETRANS 6 /*!< Try only 6 times for retransmissions, a total of 7 transmissions */
#define SIP_TRANS_TIMEOUT 32000 /*!< SIP request timeout (rfc 3261) 64*T1
\todo Use known T1 for timeout (peerpoke)
*/
#define MAX_AUTHTRIES 3 /*!< Try authentication three times, then fail */
#define SIP_MAX_HEADERS 64 /*!< Max amount of SIP headers to read */
@ -2271,6 +2276,8 @@ static int sip_call(struct ast_channel *ast, char *dest, int timeout)
if (p->maxtime) {
/* Initialize auto-congest time */
p->initid = ast_sched_add(sched, p->maxtime * 4, auto_congest, p);
} else {
p->initid = ast_sched_add(sched, SIP_TRANS_TIMEOUT, auto_congest, p);
}
}
return res;
@ -2715,7 +2722,7 @@ static int sip_hangup(struct ast_channel *ast)
INVITE, but do set an autodestruct just in case we never get it. */
ast_clear_flag(&locflags, SIP_NEEDDESTROY);
sip_scheddestroy(p, 32000);
sip_scheddestroy(p, SIP_TRANS_TIMEOUT);
if ( p->initid != -1 ) {
/* channel still up - reverse dec of inUse counter
only if the channel is not auto-congested */
@ -6439,7 +6446,7 @@ static int check_auth(struct sip_pvt *p, struct sip_request *req, const char *us
retransmission should get it */
transmit_response_with_auth(p, response, req, p->randdata, reliable, respheader, 0);
/* Schedule auto destroy in 32 seconds (according to RFC 3261) */
sip_scheddestroy(p, 32000);
sip_scheddestroy(p, SIP_TRANS_TIMEOUT);
}
return 1; /* Auth sent */
} else if (ast_strlen_zero(p->randdata) || ast_strlen_zero(authtoken)) {
@ -6447,7 +6454,7 @@ static int check_auth(struct sip_pvt *p, struct sip_request *req, const char *us
ast_string_field_build(p, randdata, "%08lx", ast_random()); /* Create nonce for challenge */
transmit_response_with_auth(p, response, req, p->randdata, reliable, respheader, 0);
/* Schedule auto destroy in 32 seconds */
sip_scheddestroy(p, 32000);
sip_scheddestroy(p, SIP_TRANS_TIMEOUT);
return 1; /* Auth sent */
} else { /* We have auth, so check it */
/* Whoever came up with the authentication section of SIP can suck my %&#$&* for not putting
@ -6548,7 +6555,7 @@ static int check_auth(struct sip_pvt *p, struct sip_request *req, const char *us
}
/* Schedule auto destroy in 32 seconds */
sip_scheddestroy(p, 32000);
sip_scheddestroy(p, SIP_TRANS_TIMEOUT);
return 1; /* XXX should it be -1 ? */
}
if (good_response) /* Auth is OK */
@ -6558,7 +6565,7 @@ static int check_auth(struct sip_pvt *p, struct sip_request *req, const char *us
/* Ok, we have a bad username/secret pair */
/* Challenge again, and again, and again */
transmit_response_with_auth(p, response, req, p->randdata, reliable, respheader, 0);
sip_scheddestroy(p, 32000);
sip_scheddestroy(p, SIP_TRANS_TIMEOUT);
return 1; /* Challenge sent */
}
@ -6576,7 +6583,7 @@ static int cb_extensionstate(char *context, char* exten, int state, void *data)
case AST_EXTENSION_REMOVED: /* Extension is gone */
if (p->autokillid > -1)
sip_cancel_destroy(p); /* Remove subscription expiry for renewals */
sip_scheddestroy(p, 15000); /* Delete subscription in 15 secs */
sip_scheddestroy(p, SIP_TRANS_TIMEOUT); /* Delete subscription in 32 secs */
ast_verbose(VERBOSE_PREFIX_2 "Extension state: Watcher for hint %s %s. Notify User %s\n", exten, state == AST_EXTENSION_DEACTIVATED ? "deactivated" : "removed", p->username);
p->stateid = -1;
p->subscribed = NONE;
@ -9181,7 +9188,7 @@ static int sip_notify(int fd, int argc, char *argv[])
build_callid_pvt(p);
ast_cli(fd, "Sending NOTIFY of type '%s' to '%s'\n", argv[2], argv[i]);
transmit_sip_request(p, &req);
sip_scheddestroy(p, 15000);
sip_scheddestroy(p, SIP_TRANS_TIMEOUT);
}
return RESULT_SUCCESS;
@ -9813,6 +9820,13 @@ static void handle_response_invite(struct sip_pvt *p, int resp, char *rest, stru
return;
}
/* Acknowledge sequence number - This only happens on INVITE from SIP-call */
if (p->initid > -1) {
/* Don't auto congest anymore since we've gotten something useful back */
ast_sched_del(sched, p->initid);
p->initid = -1;
}
switch (resp) {
case 100: /* Trying */
if (!ast_test_flag(req, SIP_PKT_IGNORE))
@ -10059,7 +10073,7 @@ static int handle_response_register(struct sip_pvt *p, int resp, char *rest, str
r->call = NULL;
p->registry = NULL;
/* Let this one hang around until we have all the responses */
sip_scheddestroy(p, 32000);
sip_scheddestroy(p, SIP_TRANS_TIMEOUT);
/* ast_set_flag(&p->flags[0], SIP_NEEDDESTROY); */
/* set us up for re-registering */
@ -10210,12 +10224,6 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
res = handle_response_peerpoke(p, resp, rest, req, ignore, seqno, sipmethod);
} else if (ast_test_flag(&p->flags[0], SIP_OUTGOING)) {
/* Acknowledge sequence number */
if (p->initid > -1) {
/* Don't auto congest anymore since we've gotten something useful back */
ast_sched_del(sched, p->initid);
p->initid = -1;
}
switch(resp) {
case 100: /* 100 Trying */
if (sipmethod == SIP_INVITE)
@ -11888,7 +11896,7 @@ static int sip_send_mwi_to_peer(struct sip_peer *peer)
build_via(p);
build_callid_pvt(p);
/* Destroy this session after 32 secs */
sip_scheddestroy(p, 32000);
sip_scheddestroy(p, SIP_TRANS_TIMEOUT);
}
/* Send MWI */
ast_set_flag(&p->flags[0], SIP_OUTGOING);

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