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some additional debugging tools added at SIPit23:

Browse Source 
- move all setting of 'needdestroy' on dialog structures into the history

- report all tags involved when a pedantic check fails on a REFER



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@149964 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.6.2
Kevin P. Fleming 17 years ago
parent 33c9f5c8c1
commit 1e56eb7e87
1 changed files with 116 additions and 79 deletions
Show Stats Download Patch File Download Diff File

195
channels/chan_sip.c
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@ -2630,6 +2630,12 @@ static const char *referstatus2str(enum referstatus rstatus)
return map_x_s(referstatusstrings, rstatus, "");
}
static inline void pvt_set_needdestroy(struct sip_pvt *pvt, const char *reason)
{
append_history(pvt, "NeedDestroy", "Setting needdestroy because %s", reason);
pvt->needdestroy = 1;
}
/*! \brief Initialize the initital request packet in the pvt structure.
This packet is used for creating replies and future requests in
a dialog */
@ -3122,7 +3128,7 @@ static int retrans_pkt(const void *data)
/* Let the peerpoke system expire packets when the timer expires for poke_noanswer */
if (pkt->method != SIP_OPTIONS && pkt->method != SIP_REGISTER) {
pkt->owner->needdestroy = 1;
pvt_set_needdestroy(pkt->owner, "no response to critical packet");
sip_alreadygone(pkt->owner);
append_history(pkt->owner, "DialogKill", "Killing this failed dialog immediately");
}
@ -3134,7 +3140,7 @@ static int retrans_pkt(const void *data)
if (pkt->owner->owner)
ast_channel_unlock(pkt->owner->owner);
append_history(pkt->owner, "ByeFailure", "Remote peer doesn't respond to bye. Destroying call anyway.");
pkt->owner->needdestroy = 1;
pvt_set_needdestroy(pkt->owner, "no response to BYE");
}
/* Remove the packet */
@ -5225,8 +5231,9 @@ static int sip_hangup(struct ast_channel *ast)
}
}
}
if (needdestroy)
p->needdestroy = 1;
if (needdestroy) {
pvt_set_needdestroy(p, "hangup");
}
sip_pvt_unlock(p);
return 0;
}
@ -9995,7 +10002,7 @@ static int sip_reg_timeout(const void *data)
in the single SIP manager thread. */
p = r->call;
sip_pvt_lock(p);
p->needdestroy = 1;
pvt_set_needdestroy(p, "registration timeout");
/* Pretend to ACK anything just in case */
__sip_pretend_ack(p);
sip_pvt_unlock(p);
@ -11647,6 +11654,21 @@ static struct sip_pvt *get_sip_pvt_byid_locked(const char *callid, const char *t
sip_pvt_lock(sip_pvt_ptr);
if (pedanticsipchecking) {
const char *pvt_fromtag, *pvt_totag;
unsigned char frommismatch = 0, tomismatch = 0;
if (ast_strlen_zero(fromtag)) {
sip_pvt_unlock(sip_pvt_ptr);
ast_debug(4, "Matched %s call for callid=%s - no from tag specified, pedantic check fails\n",
sip_pvt_ptr->outgoing_call == TRUE ? "OUTGOING": "INCOMING", sip_pvt_ptr->callid);
return NULL;
}
if (ast_strlen_zero(totag)) {
sip_pvt_unlock(sip_pvt_ptr);
ast_debug(4, "Matched %s call for callid=%s - no to tag specified, pedantic check fails\n",
sip_pvt_ptr->outgoing_call == TRUE ? "OUTGOING": "INCOMING", sip_pvt_ptr->callid);
return NULL;
}
if (sip_pvt_ptr->outgoing_call == TRUE) {
/* Outgoing call tags : from is "our", to is "their" */
@ -11657,11 +11679,22 @@ static struct sip_pvt *get_sip_pvt_byid_locked(const char *callid, const char *t
pvt_fromtag = sip_pvt_ptr->theirtag ;
pvt_totag = sip_pvt_ptr->tag ;
}
if (ast_strlen_zero(fromtag) || strcmp(fromtag, pvt_fromtag) || (!ast_strlen_zero(totag) && strcmp(totag, pvt_totag))) {
frommismatch = !!strcmp(fromtag, pvt_fromtag);
tomismatch = !!strcmp(totag, pvt_totag);
if (frommismatch || tomismatch) {
sip_pvt_unlock(sip_pvt_ptr);
ast_debug(4, "Matched %s call for callid=%s - But the pedantic check rejected the match; their tag is %s Our tag is %s\n",
if (frommismatch) {
ast_debug(4, "Matched %s call for callid=%s - pedantic from tag check fails; their tag is %s our tag is %s\n",
sip_pvt_ptr->outgoing_call == TRUE ? "OUTGOING": "INCOMING", sip_pvt_ptr->callid,
fromtag, pvt_fromtag);
}
if (tomismatch) {
ast_debug(4, "Matched %s call for callid=%s - pedantic to tag check fails; their tag is %s our tag is %s\n",
sip_pvt_ptr->outgoing_call == TRUE ? "OUTGOING": "INCOMING", sip_pvt_ptr->callid,
sip_pvt_ptr->theirtag, sip_pvt_ptr->tag);
totag, pvt_totag);
}
return NULL;
}
}
@ -15824,7 +15857,7 @@ static void handle_response_invite(struct sip_pvt *p, int resp, char *rest, stru
p->invitestate = INV_CALLING;
if (p->authtries == MAX_AUTHTRIES || do_proxy_auth(p, req, resp, SIP_INVITE, 1)) {
ast_log(LOG_NOTICE, "Failed to authenticate on INVITE to '%s'\n", get_header(&p->initreq, "From"));
p->needdestroy = 1;
pvt_set_needdestroy(p, "failed to authenticate on INVITE");
sip_alreadygone(p);
if (p->owner)
ast_queue_control(p->owner, AST_CONTROL_CONGESTION);
@ -15838,7 +15871,7 @@ static void handle_response_invite(struct sip_pvt *p, int resp, char *rest, stru
ast_log(LOG_WARNING, "Received response: \"Forbidden\" from '%s'\n", get_header(&p->initreq, "From"));
if (!req->ignore && p->owner)
ast_queue_control(p->owner, AST_CONTROL_CONGESTION);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 403 response");
sip_alreadygone(p);
break;
@ -15876,7 +15909,7 @@ static void handle_response_invite(struct sip_pvt *p, int resp, char *rest, stru
} else if (!req->ignore) {
update_call_counter(p, DEC_CALL_LIMIT);
append_history(p, "Hangup", "Got 487 on CANCEL request from us on call without owner. Killing this dialog.");
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 487 response");
sip_alreadygone(p);
}
break;
@ -15901,13 +15934,13 @@ static void handle_response_invite(struct sip_pvt *p, int resp, char *rest, stru
/* The dialog is now terminated */
if (p->owner && !req->ignore)
ast_queue_control(p->owner, AST_CONTROL_CONGESTION);
p->needdestroy = 1;
pvt_set_needdestroy(p, "got error on T.38 initial invite");
sip_alreadygone(p);
} else {
/* We can't set up this call, so give up */
if (p->owner && !req->ignore)
ast_queue_control(p->owner, AST_CONTROL_CONGESTION);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 488 response");
/* If there's no dialog to end, then mark p as already gone */
if (!reinvite)
sip_alreadygone(p);
@ -15918,7 +15951,7 @@ static void handle_response_invite(struct sip_pvt *p, int resp, char *rest, stru
if (p->owner && !req->ignore) {
if (p->owner->_state != AST_STATE_UP) {
ast_queue_control(p->owner, AST_CONTROL_CONGESTION);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 491 response");
} else {
/* This is a re-invite that failed. */
/* Reset the flag after a while
@ -15959,7 +15992,7 @@ static void handle_response_notify(struct sip_pvt *p, int resp, char *rest, stru
} else {
if (p->subscribed == NONE) {
ast_debug(4, "Got 200 accepted on NOTIFY\n");
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 200 response");
}
if (ast_test_flag(&p->flags[1], SIP_PAGE2_STATECHANGEQUEUE)) {
/* Ready to send the next state we have on queue */
@ -15976,11 +16009,11 @@ static void handle_response_notify(struct sip_pvt *p, int resp, char *rest, stru
ast_string_field_set(p, theirtag, NULL);
if (ast_strlen_zero(p->authname)) {
ast_log(LOG_WARNING, "Asked to authenticate NOTIFY to %s:%d but we have no matching peer or realm auth!\n", ast_inet_ntoa(p->recv.sin_addr), ntohs(p->recv.sin_port));
p->needdestroy = 1;
pvt_set_needdestroy(p, "unable to authenticate NOTIFY");
}
if (p->authtries > 1 || do_proxy_auth(p, req, resp, SIP_NOTIFY, 0)) {
ast_log(LOG_NOTICE, "Failed to authenticate on NOTYFY to '%s'\n", get_header(&p->initreq, "From"));
p->needdestroy = 1;
ast_log(LOG_NOTICE, "Failed to authenticate on NOTIFY to '%s'\n", get_header(&p->initreq, "From"));
pvt_set_needdestroy(p, "failed to authenticate NOTIFY");
}
break;
}
@ -16012,7 +16045,7 @@ static void handle_response_subscribe(struct sip_pvt *p, int resp, char *rest, s
ast_log(LOG_NOTICE, "Failed to authenticate on SUBSCRIBE to '%s'\n", get_header(&p->initreq, "From"));
p->mwi->call = NULL;
ASTOBJ_UNREF(p->mwi, sip_subscribe_mwi_destroy);
p->needdestroy = 1;
pvt_set_needdestroy(p, "failed to authenticate SUBSCRIBE");
}
break;
case 403:
@ -16020,27 +16053,27 @@ static void handle_response_subscribe(struct sip_pvt *p, int resp, char *rest, s
ast_log(LOG_WARNING, "Authentication failed while trying to subscribe for MWI.\n");
p->mwi->call = NULL;
ASTOBJ_UNREF(p->mwi, sip_subscribe_mwi_destroy);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 403 response");
sip_alreadygone(p);
break;
case 404:
ast_log(LOG_WARNING, "Subscription failed for MWI. The remote side said that a mailbox may not have been configured.\n");
p->mwi->call = NULL;
ASTOBJ_UNREF(p->mwi, sip_subscribe_mwi_destroy);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 404 response");
break;
case 481:
ast_log(LOG_WARNING, "Subscription failed for MWI. The remote side said that our dialog did not exist.\n");
p->mwi->call = NULL;
ASTOBJ_UNREF(p->mwi, sip_subscribe_mwi_destroy);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 481 response");
break;
case 500:
case 501:
ast_log(LOG_WARNING, "Subscription failed for MWI. The remote side may have suffered a heart attack.\n");
p->mwi->call = NULL;
ASTOBJ_UNREF(p->mwi, sip_subscribe_mwi_destroy);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 500/501 response");
break;
}
}
@ -16069,12 +16102,12 @@ static void handle_response_refer(struct sip_pvt *p, int resp, char *rest, struc
if (ast_strlen_zero(p->authname)) {
ast_log(LOG_WARNING, "Asked to authenticate REFER to %s:%d but we have no matching peer or realm auth!\n",
ast_inet_ntoa(p->recv.sin_addr), ntohs(p->recv.sin_port));
p->needdestroy = 1;
pvt_set_needdestroy(p, "unable to authenticate REFER");
}
if (p->authtries > 1 || do_proxy_auth(p, req, resp, SIP_REFER, 0)) {
ast_log(LOG_NOTICE, "Failed to authenticate on REFER to '%s'\n", get_header(&p->initreq, "From"));
p->refer->status = REFER_NOAUTH;
p->needdestroy = 1;
pvt_set_needdestroy(p, "failed to authenticat REFER");
}
break;
case 481: /* Call leg does not exist */
@ -16085,7 +16118,7 @@ static void handle_response_refer(struct sip_pvt *p, int resp, char *rest, struc
ast_log(LOG_WARNING, "Remote host can't match REFER request to call '%s'. Giving up.\n", p->callid);
if (p->owner)
ast_queue_control(p->owner, AST_CONTROL_CONGESTION);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 481 response");
break;
case 500: /* Server error */
@ -16093,13 +16126,13 @@ static void handle_response_refer(struct sip_pvt *p, int resp, char *rest, struc
/* Return to the current call onhold */
/* Status flag needed to be reset */
ast_log(LOG_NOTICE, "SIP transfer to %s failed, call miserably fails. \n", p->refer->refer_to);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 500/501 response");
p->refer->status = REFER_FAILED;
break;
case 603: /* Transfer declined */
ast_log(LOG_NOTICE, "SIP transfer to %s declined, call miserably fails. \n", p->refer->refer_to);
p->refer->status = REFER_FAILED;
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 603 response");
break;
}
}
@ -16115,18 +16148,18 @@ static int handle_response_register(struct sip_pvt *p, int resp, char *rest, str
case 401: /* Unauthorized */
if (p->authtries == MAX_AUTHTRIES || do_register_auth(p, req, resp)) {
ast_log(LOG_NOTICE, "Failed to authenticate on REGISTER to '%s@%s' (Tries %d)\n", p->registry->username, p->registry->hostname, p->authtries);
p->needdestroy = 1;
pvt_set_needdestroy(p, "failed to authenticate REGISTER");
}
break;
case 403: /* Forbidden */
ast_log(LOG_WARNING, "Forbidden - wrong password on authentication for REGISTER for '%s' to '%s'\n", p->registry->username, p->registry->hostname);
AST_SCHED_DEL(sched, r->timeout);
r->regstate = REG_STATE_NOAUTH;
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 403 response");
break;
case 404: /* Not found */
ast_log(LOG_WARNING, "Got 404 Not found on SIP register to service %s@%s, giving up\n", p->registry->username, p->registry->hostname);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 404 response");
if (r->call)
r->call = dialog_unref(r->call, "unsetting registry->call pointer-- case 404");
r->regstate = REG_STATE_REJECTED;
@ -16135,7 +16168,7 @@ static int handle_response_register(struct sip_pvt *p, int resp, char *rest, str
case 407: /* Proxy auth */
if (p->authtries == MAX_AUTHTRIES || do_register_auth(p, req, resp)) {
ast_log(LOG_NOTICE, "Failed to authenticate on REGISTER to '%s' (tries '%d')\n", get_header(&p->initreq, "From"), p->authtries);
p->needdestroy = 1;
pvt_set_needdestroy(p, "failed to authenticate REGISTER");
}
break;
case 408: /* Request timeout */
@ -16149,7 +16182,7 @@ static int handle_response_register(struct sip_pvt *p, int resp, char *rest, str
r->timeout = -1;
if (r->call) {
r->call = dialog_unref(r->call, "unsetting registry->call pointer-- case 423");
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 423 response");
}
if (r->expiry > max_expiry) {
ast_log(LOG_WARNING, "Required expiration time from %s@%s is too high, giving up\n", p->registry->username, p->registry->hostname);
@ -16163,7 +16196,7 @@ static int handle_response_register(struct sip_pvt *p, int resp, char *rest, str
break;
case 479: /* SER: Not able to process the URI - address is wrong in register*/
ast_log(LOG_WARNING, "Got error 479 on register to %s@%s, giving up (check config)\n", p->registry->username, p->registry->hostname);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 479 response");
if (r->call)
r->call = dialog_unref(r->call, "unsetting registry->call pointer-- case 479");
r->regstate = REG_STATE_REJECTED;
@ -16172,7 +16205,7 @@ static int handle_response_register(struct sip_pvt *p, int resp, char *rest, str
case 200: /* 200 OK */
if (!r) {
ast_log(LOG_WARNING, "Got 200 OK on REGISTER that isn't a register\n");
p->needdestroy = 1;
pvt_set_needdestroy(p, "received erroneous 200 response");
return 0;
}
@ -16289,7 +16322,7 @@ static void handle_response_peerpoke(struct sip_pvt *p, int resp, struct sip_req
register_peer_exten(peer, TRUE);
}
p->needdestroy = 1;
pvt_set_needdestroy(p, "got OPTIONS response");
/* Try again eventually */
AST_SCHED_REPLACE(peer->pokeexpire, sched,
@ -16399,7 +16432,7 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
ast_set_flag(&p->flags[1], SIP_PAGE2_DIALOG_ESTABLISHED);
handle_response_subscribe(p, resp, rest, req, seqno);
} else if (sipmethod == SIP_BYE) { /* Ok, we're ready to go */
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 200 response");
ast_clear_flag(&p->flags[1], SIP_PAGE2_DIALOG_ESTABLISHED);
}
break;
@ -16425,14 +16458,14 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
if (ast_strlen_zero(p->authname)) {
ast_log(LOG_WARNING, "Asked to authenticate %s, to %s:%d but we have no matching peer!\n",
msg, ast_inet_ntoa(p->recv.sin_addr), ntohs(p->recv.sin_port));
p->needdestroy = 1;
pvt_set_needdestroy(p, "unable to authenticate BYE");
} else if ((p->authtries == MAX_AUTHTRIES) || do_proxy_auth(p, req, resp, sipmethod, 0)) {
ast_log(LOG_NOTICE, "Failed to authenticate on %s to '%s'\n", msg, get_header(&p->initreq, "From"));
p->needdestroy = 1;
pvt_set_needdestroy(p, "failed to authenticate BYE");
}
} else {
ast_log(LOG_WARNING, "Got authentication request (%d) on %s to '%s'\n", resp, sip_methods[sipmethod].text, get_header(req, "To"));
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 407 response");
}
break;
case 403: /* Forbidden - we failed authentication */
@ -16444,7 +16477,7 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
res = handle_response_register(p, resp, rest, req, seqno);
else {
ast_log(LOG_WARNING, "Forbidden - maybe wrong password on authentication for %s\n", msg);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 403 response");
}
break;
case 404: /* Not found */
@ -16467,12 +16500,12 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
else if (sipmethod == SIP_REGISTER)
res = handle_response_register(p, resp, rest, req, seqno);
else if (sipmethod == SIP_BYE) {
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 408 response");
ast_debug(4, "Got timeout on bye. Thanks for the answer. Now, kill this call\n");
} else {
if (owner)
ast_queue_control(p->owner, AST_CONTROL_CONGESTION);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 408 response");
}
break;
@ -16514,8 +16547,8 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
if (sipmethod == SIP_INVITE)
handle_response_invite(p, resp, rest, req, seqno);
else {
ast_debug(1, "Got 491 on %s, unspported. Call ID %s\n", sip_methods[sipmethod].text, p->callid);
p->needdestroy = 1;
ast_debug(1, "Got 491 on %s, unsupported. Call ID %s\n", sip_methods[sipmethod].text, p->callid);
pvt_set_needdestroy(p, "received 491 response");
}
break;
case 501: /* Not Implemented */
@ -16595,8 +16628,9 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
transmit_request(p, SIP_ACK, seqno, XMIT_UNRELIABLE, FALSE);
if (sipmethod != SIP_MESSAGE && sipmethod != SIP_INFO)
sip_alreadygone(p);
if (!p->owner)
p->needdestroy = 1;
if (!p->owner) {
pvt_set_needdestroy(p, "transaction completed");
}
} else if ((resp >= 100) && (resp < 200)) {
if (sipmethod == SIP_INVITE) {
if (!req->ignore && sip_cancel_destroy(p))
@ -16643,23 +16677,22 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
ast_log(LOG_WARNING, "Notify answer on an owned channel?\n");
/* ast_queue_hangup(p->owner); Disabled */
} else {
if (!p->subscribed && !p->refer)
p->needdestroy = 1;
if (!p->subscribed && !p->refer) {
pvt_set_needdestroy(p, "transaction completed");
}
if (ast_test_flag(&p->flags[1], SIP_PAGE2_STATECHANGEQUEUE)) {
/* Ready to send the next state we have on queue */
ast_clear_flag(&p->flags[1], SIP_PAGE2_STATECHANGEQUEUE);
cb_extensionstate((char *)p->context, (char *)p->exten, p->laststate, (void *) p);
}
}
} else if (sipmethod == SIP_BYE)
p->needdestroy = 1;
else if (sipmethod == SIP_MESSAGE || sipmethod == SIP_INFO)
} else if (sipmethod == SIP_BYE) {
pvt_set_needdestroy(p, "transaction completed");
} else if (sipmethod == SIP_MESSAGE || sipmethod == SIP_INFO) {
/* We successfully transmitted a message or
a video update request in INFO */
;
else if (sipmethod == SIP_BYE)
/* Ok, we're ready to go */
p->needdestroy = 1;
}
break;
case 202: /* Transfer accepted */
if (sipmethod == SIP_REFER)
@ -16674,7 +16707,7 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
else if (sipmethod == SIP_BYE) {
if (p->authtries == MAX_AUTHTRIES || do_proxy_auth(p, req, resp, sipmethod, 0)) {
ast_log(LOG_NOTICE, "Failed to authenticate on %s to '%s'\n", msg, get_header(&p->initreq, "From"));
p->needdestroy = 1;
pvt_set_needdestroy(p, "failed to authenticate BYE");
}
}
break;
@ -16683,7 +16716,7 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
/* Re-invite failed */
handle_response_invite(p, resp, rest, req, seqno);
} else if (sipmethod == SIP_BYE) {
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 481 response");
} else if (sipdebug) {
ast_debug(1, "Remote host can't match request %s to call '%s'. Giving up\n", sip_methods[sipmethod].text, p->callid);
}
@ -18553,7 +18586,7 @@ static int handle_request_refer(struct sip_pvt *p, struct sip_request *req, int
if (!req->ignore) {
append_history(p, "Xfer", "Refer failed. Outside of dialog.");
sip_alreadygone(p);
p->needdestroy = 1;
pvt_set_needdestroy(p, "outside of dialog");
}
return 0;
}
@ -19136,7 +19169,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
*/
if (!global_allowsubscribe) {
transmit_response(p, "403 Forbidden (policy)", req);
p->needdestroy = 1;
pvt_set_needdestroy(p, "forbidden");
return 0;
}
@ -19149,7 +19182,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
if (req->debug)
ast_verbose("Received resubscription for a dialog we no longer know about. Telling remote side to subscribe again.\n");
transmit_response(p, "481 Subscription does not exist", req);
p->needdestroy = 1;
pvt_set_needdestroy(p, "subscription does not exist");
return 0;
}
@ -19168,7 +19201,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
if (ast_strlen_zero(eventheader)) {
transmit_response(p, "489 Bad Event", req);
ast_debug(2, "Received SIP subscribe for unknown event package: <none>\n");
p->needdestroy = 1;
pvt_set_needdestroy(p, "unknown event package in subscribe");
return 0;
}
@ -19193,7 +19226,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
ast_log(LOG_NOTICE, "Failed to authenticate device %s for SUBSCRIBE\n", get_header(req, "From"));
transmit_response_reliable(p, "403 Forbidden", req);
}
p->needdestroy = 1;
pvt_set_needdestroy(p, "authentication failed");
return 0;
}
@ -19205,7 +19238,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
/* Check if this device is allowed to subscribe at all */
if (!ast_test_flag(&p->flags[1], SIP_PAGE2_ALLOWSUBSCRIBE)) {
transmit_response(p, "403 Forbidden (policy)", req);
p->needdestroy = 1;
pvt_set_needdestroy(p, "subscription not allowed");
if (authpeer)
unref_peer(authpeer, "unref_peer, from handle_request_subscribe (authpeer 1)");
return 0;
@ -19220,7 +19253,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
build_contact(p);
if (strcmp(event, "message-summary") && gotdest) {
transmit_response(p, "404 Not Found", req);
p->needdestroy = 1;
pvt_set_needdestroy(p, "subscription target not found");
if (authpeer)
unref_peer(authpeer, "unref_peer, from handle_request_subscribe (authpeer 2)");
return 0;
@ -19255,7 +19288,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
ast_log(LOG_WARNING, "SUBSCRIBE failure: no Accept header: pvt: stateid: %d, laststate: %d, dialogver: %d, subscribecont: '%s', subscribeuri: '%s'\n",
p->stateid, p->laststate, p->dialogver, p->subscribecontext, p->subscribeuri);
p->needdestroy = 1;
pvt_set_needdestroy(p, "no Accept header");
return 0;
}
/* if p->subscribed is non-zero, then accept is not obligatory; according to rfc 3265 section 3.1.3, at least.
@ -19268,7 +19301,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
ast_log(LOG_WARNING, "SUBSCRIBE failure: unrecognized format: '%s' pvt: subscribed: %d, stateid: %d, laststate: %d, dialogver: %d, subscribecont: '%s', subscribeuri: '%s'\n",
acceptheader, (int)p->subscribed, p->stateid, p->laststate, p->dialogver, p->subscribecontext, p->subscribeuri);
p->needdestroy = 1;
pvt_set_needdestroy(p, "unrecognized format");
return 0;
}
} else if (!strcmp(event, "message-summary")) {
@ -19276,7 +19309,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
/* Format requested that we do not support */
transmit_response(p, "406 Not Acceptable", req);
ast_debug(2, "Received SIP mailbox subscription for unknown format: %s\n", acceptheader);
p->needdestroy = 1;
pvt_set_needdestroy(p, "unknown format");
if (authpeer)
unref_peer(authpeer, "unref_peer, from handle_request_subscribe (authpeer 3)");
return 0;
@ -19288,7 +19321,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
*/
if (!authpeer || AST_LIST_EMPTY(&authpeer->mailboxes)) {
transmit_response(p, "404 Not found (no mailbox)", req);
p->needdestroy = 1;
pvt_set_needdestroy(p, "received 404 response");
ast_log(LOG_NOTICE, "Received SIP subscribe for peer without mailbox: %s\n", authpeer->name);
if (authpeer)
unref_peer(authpeer, "unref_peer, from handle_request_subscribe (authpeer 4)");
@ -19315,7 +19348,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
} else { /* At this point, Asterisk does not understand the specified event */
transmit_response(p, "489 Bad Event", req);
ast_debug(2, "Received SIP subscribe for unknown event package: %s\n", event);
p->needdestroy = 1;
pvt_set_needdestroy(p, "unknown event package");
if (authpeer)
unref_peer(authpeer, "unref_peer, from handle_request_subscribe (authpeer 5)");
return 0;
@ -19368,7 +19401,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
ast_log(LOG_NOTICE, "Got SUBSCRIBE for extension %s@%s from %s, but there is no hint for that extension.\n", p->exten, p->context, ast_inet_ntoa(p->sa.sin_addr));
transmit_response(p, "404 Not found", req);
p->needdestroy = 1;
pvt_set_needdestroy(p, "no extension for SUBSCRIBE");
return 0;
}
ast_set_flag(&p->flags[1], SIP_PAGE2_DIALOG_ESTABLISHED);
@ -19402,7 +19435,7 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
if (!strcmp(p_old->username, p->username)) {
if (!strcmp(p_old->exten, p->exten) &&
!strcmp(p_old->context, p->context)) {
p_old->needdestroy = 1;
pvt_set_needdestroy(p_old, "replacing subscription");
sip_pvt_unlock(p_old);
ao2_t_ref(p_old, -1, "toss dialog ptr from iterator_next before break");
break;
@ -19412,8 +19445,9 @@ static int handle_request_subscribe(struct sip_pvt *p, struct sip_request *req,
ao2_t_ref(p_old, -1, "toss dialog ptr from iterator_next");
}
}
if (!p->expiry)
p->needdestroy = 1;
if (!p->expiry) {
pvt_set_needdestroy(p, "forcing expiration");
}
}
return 1;
}
@ -19504,8 +19538,9 @@ static int handle_incoming(struct sip_pvt *p, struct sip_request *req, struct so
error = 1;
}
if (error) {
if (!p->initreq.headers) /* New call */
p->needdestroy = 1; /* Make sure we destroy this dialog */
if (!p->initreq.headers) { /* New call */
pvt_set_needdestroy(p, "no headers");
}
return -1;
}
/* Get the command XXX */
@ -19676,16 +19711,18 @@ static int handle_incoming(struct sip_pvt *p, struct sip_request *req, struct so
check_pendings(p);
}
/* Got an ACK that we did not match. Ignore silently */
if (!p->lastinvite && ast_strlen_zero(p->randdata))
p->needdestroy = 1;
if (!p->lastinvite && ast_strlen_zero(p->randdata)) {
pvt_set_needdestroy(p, "unmatched ACK");
}
break;
default:
transmit_response_with_allow(p, "501 Method Not Implemented", req, 0);
ast_log(LOG_NOTICE, "Unknown SIP command '%s' from '%s'\n",
cmd, ast_inet_ntoa(p->sa.sin_addr));
/* If this is some new method, and we don't have a call, destroy it now */
if (!p->initreq.headers)
p->needdestroy = 1;
if (!p->initreq.headers) {
pvt_set_needdestroy(p, "unimplemented method");
}
break;
}
return res;

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