[SR-Users] Apply changes made to sip reply in onreply_route

[Daniel-Constantin Mierla]

Hello,

upcoming 4.1 (still master branch now, but feature freeze phase) has 
msg_apply_changes() working for reply routes.

Cheers,
Daniel

On 10/8/13 12:14 PM, Grant Bagdasarian wrote:
>
> Hello,
>
> I've setup two Kamailio machines, one which does all the processing 
> and the second one which always replies with a 500 Server Internal 
> Error, to test my Dispatcher fail-over.
>
> When routing a call, the call is always routed to the second Kamailio 
> first, to test the fail-over.
>
> What happens in this scenario is the 500 is received by the main 
> Kamailio and the 500 message is duplicated to the capture server. 
> After this the failure_route kicks in and the 500 is obviously never 
> sent back to the initiator.
>
> The changes made to the 500 message  (adding a new header), in 
> onreply_route, aren't present when the message is duplicated to the 
> capture server, because the original 500 message is duplicated instead 
> of the modified one.
>
> I tried the following things, but none of them worked:
>
> -Adding the header and calling sip_trace();, but this doesn't work 
> since sip_trace() duplicated the message prior to changes made to it.
>
> -Msg_apply_changes(), doesn't work either, since I can't use it in 
> onreply_route
>
> -Append_to_reply(), cannot be used from onreply_route
>
> Appending new headers to replies works, but only when the reply is 
> also sent back to the initiator, since I have the setflag(22) set. 
> This makes sure the processed messages are also duplicated.
>
> In this case the 500 is never sent back.
>
> Anyone have an idea how to solve this?
>
> Regards,
>
>
> Grant
>
>
>
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-- 
Daniel-Constantin Mierla - http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Kamailio Advanced Trainings - Berlin, Nov 25-28; Miami, Nov 18-20, 2013
   - more details about Kamailio trainings at http://www.asipto.com -

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