Re: [Freeswitch-users] Event socket and commands/apis
When you execute a command you always get the reply to that command before anything else. This means that with something like the originate command you will have to wait for the call to establish media to get the reply. There are however 2 ways to get async results. The event socket uses the "api" command to interface with the FSAPI interface (for originate, show, etc), but there is also a bgapi command. When using bgapi, a unique id is generated and returned instantly as the result of the command and the desired command is executed in it's own thread. When that command is finished it fires the event SWITCH_EVENT_BACKGROUND_JOB If you are subscribed to that event you can check the header 'Job-UUID' and look for a match to the uuid you were given when you executed the command. The body of the event message will contain the command output. Also as of this week, since this was a useful feature, I also created the bgapi FSAPI function which is the same thing only implmented as an FSAPI command in mod_commands. This allows you to execute background jobs from the cli or xml-rpc etc. so with event socket you can send: bgapi show dialplan\n\n bgapi show dialplan Content-Type: command/reply Reply-Text: +OK Job-UUID: 3cd1c51e-dac4-4cfc-8567-3a440673feed if you are waiting for the background_job event you will eventually get: Job-UUID: 3cd1c51e-dac4-4cfc-8567-3a440673feed Job-Command: show Job-Command-Arg: dialplan Event-Name: BACKGROUND_JOB Core-UUID: d1a1f5b8-4f68-4406-97fa-89a597bb014a FreeSWITCH-Hostname: mera.tollfreeexpress.com FreeSWITCH-IPv4: 208.64.201.69 FreeSWITCH-IPv6: 127.0.0.1 Event-Date-Local: 2008-01-18%2009%3A18%3A25 Event-Date-GMT: Fri,%2018%20Jan%202008%2014%3A18%3A25%20GMT Event-Date-timestamp: 1200665905784042 Event-Calling-File: mod_event_socket.c Event-Calling-Function: api_exec Event-Calling-Line-Number: 559 Content-Length: 65 type,name dialplan,enum dialplan,XML dialplan,asterisk 3 total. Anthony Minessale II FreeSWITCH http://www.freeswitch.org/ ClueCon http://www.cluecon.com/ AIM: anthm MSN:anthony_minessale@hotmail.com GTALK/JABBER/PAYPAL:anthony.minessale@gmail.com IRC: irc.freenode.net #freeswitch FreeSWITCH Developer Conference sip:888@conference.freeswitch.org iax:guest@conference.freeswitch.org/888 googletalk:conf+888@conference.freeswitch.org pstn:213-799-1400 ----- Original Message ---- From: Jonas Gauffin <jonas.gauffin@gmail.com> To: freeswitch-users@lists.freeswitch.org Sent: Thursday, January 17, 2008 9:42:17 AM Subject: [Freeswitch-users] Event socket and commands/apis Hello Are the commands sent over the event socked handled synchronously or asynchronously? I mean, if I send two commands, can the first reply that I get back be for the second command as it completed faster? //Jonas _______________________________________________ Freeswitch-users mailing list Freeswitch-users@lists.freeswitch.org http://lists.freeswitch.org/mailman/listinfo/freeswitch-users UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users http://www.freeswitch.org ____________________________________________________________________________________ Never miss a thing. Make Yahoo your home page. http://www.yahoo.com/r/hs
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Anthony Minessale