[Freeswitch-users] Lua session disappears after failed call, so hangup cause becomes inaccessable

[Bekele Martins]

Has anybody else tried accessing hangup causes when placing a call in Lua?


On Sun, Apr 18, 2010 at 3:37 AM, Bekele Martins <bekelemartins at gmail.com>wrote:

> Hi, I want my lua script to dial a phone number and return back the
> disposition code (hangup cause). The problem is if the call fails, the
> session variable is destroyed, and the call disposition code is destroyed as
> well.
>
> For example:
>
> function make_call()
>   sessiondata = "sofia/gateway/myout/15555555555"
>   new_session = freeswitch.Session(sessiondata)
>   if (new_session:ready()) then
>     new_session:streamFile("hello.wav")
>     disposition = "ANSWERED"
>   else
>     disposition = new_session:getVariable("hangup_cause")
>     freeswitch.consoleLog("info","Hangup cause = " .. disposition .. "\n")
>     disposition = new_session:hangupCause()
>     freeswitch.consoleLog("info","Hangup cause = " .. disposition .. "\n")
>   end
>   return(disposition)
> end
> make_call()
>
>
> This returns the following errors:
>
> 2010-04-18 03:29:58 [NOTICE] switch_channel.c:602 switch_channel_set_name()
> New Channel sofia/external/15555555555
> [4bfbb177-2eee-422d-8f2a-5f9d71082254]
> 2010-04-18 03:30:04 [NOTICE] sofia.c:3597 sofia_handle_sip_i_state() Hangup
> sofia/external/15555555555 [CS_CONSUME_MEDIA] [NO_ROUTE_DESTINATION]
> API CALL [lua(example.lua)] output:
> -ERR encounterd
>
> 2010-04-18 03:30:04 [ERR] freeswitch_lua.cpp:102 ready() session is not
> initalized
> 2010-04-18 03:30:04 [ERR] switch_cpp.cpp:600 getVariable() session is not
> initalized
> 2010-04-18 03:30:04 [INFO] switch_cpp.cpp:1122 console_log() Hangup cause =
> 2010-04-18 03:30:04 [ERR] mod_lua.cpp:182 lua_parse_and_execute()
> /usr/local/freeswitch/scripts/example.lua:10: attempt to call method
> 'hangupCause' (a nil value)
> stack traceback:
>         /usr/local/freeswitch/scripts/example.lua:10: in function
> 'make_call'
>         /usr/local/freeswitch/scripts/example.lua:16: in main chunk
> 2010-04-18 03:30:04 [NOTICE] switch_core_session.c:1085
> switch_core_session_thread() Session 1 (sofia/external/15555555555) Ended
> 2010-04-18 03:30:04 [NOTICE] switch_core_session.c:1087
> switch_core_session_thread() Close Channel sofia/external/15555555555
> [CS_DESTROY]
>
> Is there some way I can accomplish this?
>
>
>
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