[Kamailio-Users] How can I access dialog attributes from within timeout route?

Daniel-Constantin Mierla miconda at gmail.com
Thu Oct 1 10:58:40 CEST 2009


Hello,

>>
>> Nathan Angelacos wrote:
>>> Hi,
>>>
>>> In kamailio 1.5.2-notls, I'm trying to get the CallID of a dialog 
>>> that has timed out:
>>>
>>> if (is_method( "INVITE" ) && !has_totag())
>>>                 {
>>>                 $dlg_ctx(timeout_route) = 21;
>>>                 }
>>> ...
>>> route[21] {
>>>     xlog ("L_WARN", "Dead dialog: $dlg(callid)");
>>>     exit;
>>>     }
>>>
>>>
>>> However, syslog says:
>>>
>>>  daemon.warn /usr/sbin/kamailio[6578]: Dead Dialog: <null>
>>>  daemon.warn /usr/sbin/kamailio[6578]: WARNING:dialog:dlg_ontimeout: 
>>> timeout for dlg with CallID \
>>>     '8b2eb5e3-20493c20-14e681d at 192.168.1.1' and tags 
>>> '87F489DA-922DF157' '2XrwB5OcEJ2zQvyiTUIh-l2Zd1wjL51M'
>>>
>>> dlg_handlers.c leads me to believe that the context is loaded before 
>>> calling the route(21), and the dialog
>>> timeout handler is nice enough to report it in syslog just after my 
>>> script fails.
>>>
>>> Am I missing something fundamental, or is this just not possible?
since my trip hasn't ended yet, I couldn't create a test environment, 
so, looking at source code the dlg should be available,. Can you try to 
print in the timeout route:

$dlg_ctx(set)
$dlg(h_id)
$dlg(h_entry)

and send the output here?

Cheers,
Daniel

-- 
Daniel-Constantin Mierla
* Kamailio SIP Masterclass, Nov 9-13, 2009, Berlin
* http://www.asipto.com/index.php/sip-router-masterclass/




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