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FS#424 - zombie dialogs in state 5 User who did this - Ovidiu Sas (osas)
---------- <code> $ kamailio -V version: kamailio 4.2.0-pre0 (x86_64/linux) fef8a4-dirty flags: STATS: Off, USE_TCP, USE_TLS, TLS_HOOKS, USE_RAW_SOCKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MEM, SHM_MMAP, PKG_MALLOC, F_MALLOC, DBG_F_MALLOC, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE, USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLACKLIST, HAVE_RESOLV_RES ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16, MAX_URI_SIZE 1024, BUF_SIZE 65535, DEFAULT PKG_SIZE 4MB poll method support: poll, epoll_lt, epoll_et, sigio_rt, select. id: fef8a4 -dirty compiled on 16:31:51 Sep 19 2014 with gcc 4.4.7 $ git diff diff --git a/modules/dialog/dlg_handlers.c b/modules/dialog/dlg_handlers.c index 16c711f..11559ea 100644 --- a/modules/dialog/dlg_handlers.c +++ b/modules/dialog/dlg_handlers.c @@ -713,11 +713,16 @@ void dlg_onreq(struct cell* t, int type, struct tmcb_params *param) sip_msg_t *req = param->req; dlg_cell_t *dlg = NULL;
+ LM_NOTICE("MICONDA: method_value=[%d]\n", req->first_line.u.request.method_value); + if(req->first_line.u.request.method_value == METHOD_BYE) { _dlg_ctx.t = 1; + LM_NOTICE("MICONDA: method is METHOD_BYE\n"); return; }
+ LM_NOTICE("MICONDA: method is NOT METHOD_BYE\n"); + if(req->first_line.u.request.method_value != METHOD_INVITE) return;
</code>
Log output (only tm and dialog): <code> Sep 19 16:33:31 centos k[23777]: INFO: <script>: [2] BYE sip:4165552222@192.168.2.97:5064 From:sip:1234@192.168.2.62,tag=as65285b8c To:sip:4165552222@192.168.2.62,tag=8278024a33425aa4o4 Call-ID:ee13dfc2-9eff5b8c@192.168.2.97 Contact:<null> <192.168.2.2:5060->udp:192.168.2.62:5060> Sep 19 16:33:31 centos k[23777]: DEBUG: dialog [dlg_handlers.c:1168]: dlg_onroute(): route param is 'af8.d3a' (len=7) Sep 19 16:33:31 centos k[23777]: DEBUG: dialog [dlg_hash.c:654]: dlg_lookup(): ref dlg 0x7fe04e73c070 with 1 -> 3 Sep 19 16:33:31 centos k[23777]: DEBUG: dialog [dlg_hash.c:656]: dlg_lookup(): dialog id=2621 found on entry 2298 Sep 19 16:33:31 centos k[23777]: DEBUG: dialog [dlg_profile.c:511]: set_current_dialog(): setting current dialog [2298:2621] Sep 19 16:33:31 centos k[23777]: DEBUG: dialog [dlg_hash.c:1066]: next_state_dlg(): dialog 0x7fe04e73c070 changed from state 4 to state 5, due event 7 (ref 3) Sep 19 16:33:31 centos k[23777]: DEBUG: dialog [dlg_hash.c:854]: dlg_ref(): ref dlg 0x7fe04e73c070 with 1 -> 4 Sep 19 16:33:31 centos k[23777]: DEBUG: dialog [dlg_handlers.c:1557]: dlg_run_event_route(): executing event_route 1 on state 5 Sep 19 16:33:31 centos k[23777]: INFO: <script>: [2] entering event_route[dialog:end] Sep 19 16:33:32 centos k[23773]: INFO: <script>: [3] BYE sip:4165552222@192.168.2.97:5064 From:sip:1234@192.168.2.62,tag=as65285b8c To:sip:4165552222@192.168.2.62,tag=8278024a33425aa4o4 Call-ID:ee13dfc2-9eff5b8c@192.168.2.97 Contact:<null> <192.168.2.2:5060->udp:192.168.2.62:5060> Sep 19 16:33:32 centos k[23773]: DEBUG: dialog [dlg_handlers.c:1168]: dlg_onroute(): route param is 'af8.d3a' (len=7) Sep 19 16:33:32 centos k[23773]: DEBUG: dialog [dlg_hash.c:654]: dlg_lookup(): ref dlg 0x7fe04e73c070 with 1 -> 5 Sep 19 16:33:32 centos k[23773]: DEBUG: dialog [dlg_hash.c:656]: dlg_lookup(): dialog id=2621 found on entry 2298 Sep 19 16:33:32 centos k[23773]: DEBUG: dialog [dlg_profile.c:511]: set_current_dialog(): setting current dialog [2298:2621] Sep 19 16:33:32 centos k[23773]: DEBUG: dialog [dlg_hash.c:1066]: next_state_dlg(): dialog 0x7fe04e73c070 changed from state 5 to state 5, due event 7 (ref 5) Sep 19 16:33:32 centos k[23773]: DEBUG: dialog [dlg_hash.c:872]: dlg_unref(): unref dlg 0x7fe04e73c070 with 1 -> 4 Sep 19 16:33:32 centos k[23773]: DEBUG: tm [t_lookup.c:1373]: t_newtran(): DEBUG: t_newtran: msg id=3 , global msg id=2 , T on entrance=0xffffffffffffffff Sep 19 16:33:32 centos k[23773]: DEBUG: tm [t_lookup.c:527]: t_lookup_request(): t_lookup_request: start searching: hash=18378, isACK=0 Sep 19 16:33:32 centos k[23773]: DEBUG: tm [t_lookup.c:485]: matching_3261(): DEBUG: RFC3261 transaction matching failed Sep 19 16:33:32 centos k[23773]: DEBUG: tm [t_lookup.c:709]: t_lookup_request(): DEBUG: t_lookup_request: no transaction found Sep 19 16:33:32 centos k[23773]: DEBUG: tm [t_hooks.c:374]: run_reqin_callbacks_internal(): DBG: trans=0x7fe04e73c320, callback type 1, id 0 entered Sep 19 16:33:32 centos k[23773]: DEBUG: tm [t_hooks.c:374]: run_reqin_callbacks_internal(): DBG: trans=0x7fe04e73c320, callback type 1, id 0 entered Sep 19 16:33:32 centos k[23773]: NOTICE: dialog [dlg_handlers.c:716]: dlg_onreq(): MICONDA: method_value=[8] Sep 19 16:33:32 centos k[23773]: NOTICE: dialog [dlg_handlers.c:720]: dlg_onreq(): MICONDA: method is METHOD_BYE Sep 19 16:33:32 centos k[23773]: DEBUG: tm [t_funcs.c:394]: t_relay_to(): SER: new transaction fwd'ed Sep 19 16:33:32 centos k[23773]: DEBUG: dialog [dlg_hash.c:654]: dlg_lookup(): ref dlg 0x7fe04e73c070 with 1 -> 5 Sep 19 16:33:32 centos k[23773]: DEBUG: dialog [dlg_hash.c:656]: dlg_lookup(): dialog id=2621 found on entry 2298 Sep 19 16:33:32 centos k[23773]: DEBUG: dialog [dlg_hash.c:872]: dlg_unref(): unref dlg 0x7fe04e73c070 with 1 -> 4 Sep 19 16:33:32 centos k[23776]: DEBUG: tm [t_lookup.c:1072]: t_check_msg(): DEBUG: t_check_msg: msg id=3 global id=2 T start=(nil) Sep 19 16:33:32 centos k[23776]: DEBUG: tm [t_lookup.c:949]: t_reply_matching(): DEBUG: t_reply_matching: hash 18378 label 0 branch 0 Sep 19 16:33:32 centos k[23776]: DEBUG: tm [t_lookup.c:1004]: t_reply_matching(): DEBUG: t_reply_matching: reply matched (T=0x7fe04e73c320)! Sep 19 16:33:32 centos k[23776]: DEBUG: tm [t_hooks.c:288]: run_trans_callbacks_internal(): DBG: trans=0x7fe04e73c320, callback type 2, id 0 entered Sep 19 16:33:32 centos k[23776]: DEBUG: dialog [dlg_hash.c:654]: dlg_lookup(): ref dlg 0x7fe04e73c070 with 1 -> 5 Sep 19 16:33:32 centos k[23776]: DEBUG: dialog [dlg_hash.c:656]: dlg_lookup(): dialog id=2621 found on entry 2298 Sep 19 16:33:32 centos k[23776]: DEBUG: dialog [dlg_profile.c:511]: set_current_dialog(): setting current dialog [2298:2621] Sep 19 16:33:32 centos k[23776]: DEBUG: dialog [dlg_hash.c:872]: dlg_unref(): unref dlg 0x7fe04e73c070 with 1 -> 4 Sep 19 16:33:32 centos k[23776]: DEBUG: tm [t_lookup.c:1141]: t_check_msg(): DEBUG: t_check_msg: msg id=3 global id=3 T end=0x7fe04e73c320 Sep 19 16:33:32 centos k[23776]: DEBUG: tm [t_reply.c:2210]: reply_received(): DEBUG: reply_received: org. status uas=0, uac[0]=0 local=0 is_invite=0) Sep 19 16:33:32 centos k[23776]: INFO: <script>: [3] entering onreply_route[BYE] for 200 OK Call-ID:ee13dfc2-9eff5b8c@192.168.2.97 Cseq:102 Sep 19 16:33:32 centos k[23776]: INFO: <script>: [3] exiting onreply_route[BYE] for 200 OK Call-ID:ee13dfc2-9eff5b8c@192.168.2.97 Cseq:102 Sep 19 16:33:32 centos k[23776]: DEBUG: tm [t_reply.c:1304]: t_should_relay_response(): ->>>>>>>>> T_code=0, new_code=200 Sep 19 16:33:32 centos k[23776]: DEBUG: tm [t_reply.c:1822]: relay_reply(): DEBUG: relay_reply: branch=0, save=0, relay=0 icode=0 Sep 19 16:33:32 centos k[23776]: DEBUG: tm [t_reply.c:1663]: cleanup_uac_timers(): DEBUG: cleanup_uac_timers: RETR/FR timers reset Sep 19 16:33:33 centos k[23777]: INFO: <script>: [2] exiting event_route[dialog:end] Sep 19 16:33:33 centos k[23777]: DEBUG: dialog [dlg_hash.c:872]: dlg_unref(): unref dlg 0x7fe04e73c070 with 1 -> 3 Sep 19 16:33:33 centos k[23777]: DEBUG: dialog [dlg_hash.c:854]: dlg_ref(): ref dlg 0x7fe04e73c070 with 1 -> 4 Sep 19 16:33:33 centos k[23777]: DEBUG: dialog [dlg_handlers.c:1290]: dlg_onroute(): BYE successfully processed Sep 19 16:33:33 centos k[23777]: DEBUG: dialog [dlg_hash.c:872]: dlg_unref(): unref dlg 0x7fe04e73c070 with 2 -> 2 Sep 19 16:33:33 centos k[23777]: DEBUG: dialog [dlg_hash.c:872]: dlg_unref(): unref dlg 0x7fe04e73c070 with 1 -> 1 Sep 19 16:33:33 centos k[23777]: DEBUG: tm [t_lookup.c:1373]: t_newtran(): DEBUG: t_newtran: msg id=2 , global msg id=1 , T on entrance=0xffffffffffffffff Sep 19 16:33:33 centos k[23777]: DEBUG: tm [t_lookup.c:527]: t_lookup_request(): t_lookup_request: start searching: hash=18378, isACK=0 Sep 19 16:33:33 centos k[23777]: DEBUG: tm [t_lookup.c:470]: matching_3261(): DEBUG: RFC3261 transaction matched, tid=43a8d12b Sep 19 16:33:33 centos k[23777]: DEBUG: tm [t_lookup.c:726]: t_lookup_request(): DEBUG: t_lookup_request: transaction found (T=0x7fe04e73c320) Sep 19 16:33:33 centos k[23777]: DEBUG: tm [t_reply.c:1623]: t_retransmit_reply(): DEBUG: reply retransmitted. buf=0x7fe0494fc340: SIP/2.0 2..., shmem=0x7fe04e73fa68: SIP/2.0 2 Sep 19 16:33:37 centos k[23779]: DEBUG: dialog [dlg_handlers.c:324]: dlg_iuid_sfree(): freeing dlg iuid [2298:2621] (0x7fe04e73ed68) </code>
The zombie dialog: <code> $ kamcmd dlg.list { h_entry: 2298 h_id: 2621 call-id: ee13dfc2-9eff5b8c@192.168.2.97 from_uri: sip:4165552222@192.168.2.62 to_uri: sip:1234@192.168.2.62 state: 5 start_ts: 1411158800 init_ts: 1411158797 timeout: 0 lifetime: 3600 dflags: 519 sflags: 0 iflags: 1 caller: { tag: 8278024a33425aa4o4 contact: sip:4165552222@192.168.2.97:5064 cseq: 101 route_set: socket: udp:192.168.2.62:5060 } callee: { tag: as65285b8c contact: sip:240@192.168.2.2:5060 cseq: 0 route_set: socket: udp:192.168.2.62:5060 } profiles: { } variables: { } } </code> ----------
More information can be found at the following URL: http://sip-router.org/tracker/index.php?do=details&task_id=424#comment16...
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