Thank you very much... that did it! George
> -----Original Message----- > From: Daniel-Constantin Mierla [mailto:mico...@gmail.com] > Sent: Friday, July 13, 2012 3:51 AM > To: SIP Router - Kamailio (OpenSER) and SIP Express Router (SER) - > Users Mailing List > Cc: George Breahna > Subject: Re: [SR-Users] Kamailio + dialog + dispatcher (limiting calls) > > Hello, > > you have to use t_relay() instead of forward() -- some of the > operations are done on transaction callbacks for replies. Try this way > and if still troubles, let us know. > > Cheers, > Daniel > > On 7/13/12 5:46 AM, George Breahna wrote: > > I am trying to limit the total number of concurrent calls processed > by > > Kamailio and I'm having a world of trouble. > > > > We are running Kamailio 3.2.3 on Debian Squeeze with the dispatcher > > module and recently enabled the dialog module. The call flow is > extremely simple. > > We have two Asterisk servers to which we load balance the incoming > > calls to, nothing more. > > > > Our dialog configuration is the default kamailio config, with the > > following > > additions: > > > > modparam("dialog", "enable_stats", 1) > > modparam("dialog", "dlg_flag", FLD_DLG) modparam("dialog", > > "hash_size", 4096) modparam("dialog", "profiles_with_value", > > "callquota") modparam("dialog", "default_timeout", 300) > > modparam("dialog", "dlg_match_mode",2) modparam("dialog", > > "detect_spirals", 1) modparam("dialog", "db_mode", 0) > > > > in request_route we have: > > > > if ( method=="INVITE" ) { > > t_on_failure("FAIL_ONE"); > > ds_select_dst("1","4"); > > # sl_send_reply("100","Trying"); > > t_reply("100", "Trying"); > > > > dlg_manage(); > > setflag(FLT_ACC); # do accounting > > $var(SIZE) = 0; > > get_profile_size("callquota", "$rU", "$var(SIZE)"); > > if( $var(SIZE) >= MAX_NUMBER_OF_CALLS ){ > > xlog("DEBUG: Simultaneous calls limit > reached > > for > > $rU: $var(SIZE)\n"); > > sl_send_reply("503", "Simultaneous calls > > limit reached"); > > exit; > > } > > > > set_dlg_profile("callquota","$rU"); > > > > if (get_profile_size("callquota","$var(SIZE)")) { > > xlog("DEBUG: there are $var(SIZE) total > calls > > for $rU\n"); > > } > > > > > > forward();#uri:host, uri:port); > > exit(); > > } > > > > We also added a dlg_manage() in WITHINDLG > > > > if (is_method("BYE")) { > > dlg_manage(); > > setflag(FLT_ACC); # do accounting ... > > setflag(FLT_ACCFAILED); # ... even if the transaction fails } > > > > The problem is that some dialogs never get erased. Their total number > > always increases and their state is always 1 > > > > kamctl fifo profile_list_dlgs callquota > > dialog:: hash=2161:28334339 > > state:: 1 > > ref_count:: 1 > > timestart:: 0 > > timeout:: 0 > > In the debug logs I see these entries for the dialog module: > > > > ### Starting Call > > > > Jul 12 22:38:34 debian1 /usr/sbin/kamailio[25452]: ERROR: *** > cfgtrace: > > c=[/etc/kamailio/kamailio.cfg] l=515 a=25 n=dlg_manage Jul 12 > 22:38:34 > > debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:523]: no dialog callid='1560428909_26358995@4.55.13.227' > > found Jul 12 22:38:34 debian1 /usr/sbin/kamailio[25452]: DEBUG: > dialog > > [dlg_hash.c:523]: no dialog callid='1560428909_26358995@4.55.13.227' > > found Jul 12 22:38:34 debian1 /usr/sbin/kamailio[25452]: DEBUG: > dialog > > [dlg_hash.c:553]: no dialog callid='1560428909_26358995@4.55.13.227' > > found Jul 12 22:38:34 debian1 /usr/sbin/kamailio[25452]: DEBUG: > dialog > > [dlg_hash.c:309]: new dialog on hash 2161 Jul 12 22:38:34 debian1 > > /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_handlers.c:271]: route_set <sip:1.2.3.4;lr=on>, contact > > sip:+118884936245@4.55.13.227:5060, cseq 402 and bind_addr > > udp:10.10.10.1:5060 > > Jul 12 22:38:34 debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:583]: ref dlg 0x7feb80ef0ae8 with 1 -> 1 Jul 12 22:38:34 > > debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:603]: ref dlg 0x7feb80ef0ae8 with 1 -> 2 Jul 12 22:38:34 > > debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:621]: unref dlg 0x7feb80ef0ae8 with 1 -> 1 Jul 12 > 22:38:34 > > debian1 /usr/sbin/kamailio[25452]: ERROR: *** cfgtrace: > > c=[/etc/kamailio/kamailio.cfg] l=525 a=27 n=set_dlg_profile Jul 12 > > 22:38:34 debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:459]: ref dlg 0x7feb80ef0ae8 with 1 -> 2 Jul 12 22:38:34 > > debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:461]: dialog id=28334339 found on entry 2161 Jul 12 > > 22:38:34 debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:621]: unref dlg 0x7feb80ef0ae8 with 1 -> 1 Jul 12 > 22:38:34 > > debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:514]: ref dlg 0x7feb80ef0ae8 with 1 -> 2 Jul 12 22:38:34 > > debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:517]: dialog callid='1560428909_26358995@4.55.13.227' > > found#012 on entry 2161, dir=1 Jul 12 22:38:34 debian1 > > /usr/sbin/kamailio[25452]: CRITICAL: dialog > > [dlg_hash.c:650]: bogus event 6 in state 1 for dlg 0x7feb80ef0ae8 > > [2161:28334339] with clid '1560428909_26358995@4.55.13.227' and tags > > 'gK0251b91f' '' > > Jul 12 22:38:34 debian1 /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:808]: dialog 0x7feb80ef0ae8 changed from state 1 to state > > 1, due event 6 (ref 2) Jul 12 22:38:34 debian1 > > /usr/sbin/kamailio[25452]: DEBUG: dialog > > [dlg_hash.c:621]: unref dlg 0x7feb80ef0ae8 with 1 -> 1 > > > > > > ### Hanging up now > > > > Jul 12 22:38:46 debian1 /usr/sbin/kamailio[25456]: DEBUG: tm > [uac.c:182]: > > DEBUG: dlg2hash: 29877 > > Jul 12 22:38:46 debian1 /usr/sbin/kamailio[25456]: DEBUG: tm > [uac.c:182]: > > DEBUG: dlg2hash: 29874 > > Jul 12 22:38:46 debian1 /usr/sbin/kamailio[25455]: DEBUG: dialog > > [dlg_hash.c:514]: ref dlg 0x7feb80ef0ae8 with 1 -> 2 Jul 12 22:38:46 > > debian1 /usr/sbin/kamailio[25455]: DEBUG: dialog > > [dlg_hash.c:517]: dialog callid='1560428909_26358995@4.55.13.227' > > found#012 on entry 2161, dir=1 Jul 12 22:38:46 debian1 > > /usr/sbin/kamailio[25455]: CRITICAL: dialog > > [dlg_hash.c:650]: bogus event 7 in state 1 for dlg 0x7feb80ef0ae8 > > [2161:28334339] with clid '1560428909_26358995@4.55.13.227' and tags > > 'gK0251b91f' '' > > Jul 12 22:38:46 debian1 /usr/sbin/kamailio[25455]: DEBUG: dialog > > [dlg_hash.c:808]: dialog 0x7feb80ef0ae8 changed from state 1 to state > > 1, due event 7 (ref 2) Jul 12 22:38:46 debian1 > > /usr/sbin/kamailio[25455]: DEBUG: dialog > > [dlg_hash.c:621]: unref dlg 0x7feb80ef0ae8 with 1 -> 1 Jul 12 > 22:38:46 > > debian1 /usr/sbin/kamailio[25455]: ERROR: *** cfgtrace: > > c=[/etc/kamailio/kamailio.cfg] l=625 a=25 n=dlg_manage Jul 12 > 22:38:46 > > debian1 /usr/sbin/kamailio[25455]: DEBUG: dialog > > [dlg_hash.c:459]: ref dlg 0x7feb80ef0ae8 with 1 -> 2 Jul 12 22:38:46 > > debian1 /usr/sbin/kamailio[25455]: DEBUG: dialog > > [dlg_hash.c:461]: dialog id=28334339 found on entry 2161 Jul 12 > > 22:38:46 debian1 /usr/sbin/kamailio[25455]: DEBUG: dialog > > [dlg_hash.c:621]: unref dlg 0x7feb80ef0ae8 with 1 -> 1 > > > > > > Is my config wrong ? Am I missing anything here ? Any advice would be > > much appreciated > > > > Thank you, > > George > > > > > > _______________________________________________ > > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing > > list sr-users@lists.sip-router.org > > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users > > -- > Daniel-Constantin Mierla - http://www.asipto.com > http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda > Kamailio Advanced Training, Seattle, USA, Sep 23-26, 2012 - > http://asipto.com/u/katu Kamailio Practical Workshop, Netherlands, Sep > 10-12, 2012 - http://asipto.com/u/kpw _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users@lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
