[Kamailio-Users] failure route problem - duplicate invites

[Klaus Darilion]

Raúl Alexis Betancor Santana schrieb:
> El Wednesday 10 September 2008 07:44:49 Klaus Darilion escribió:
>> Iñaki Baz Castillo schrieb:
>>> El Martes, 9 de Septiembre de 2008, Matthew McGuire escribió:
>>>> Thanks for the pointers.
>>>>
>>>> When I remove append_branch from the route blocks, for some reason,
>>>> rewritehostport fails in subsequent routes. No errors show up in the
>>>> log, but the call will proceed through each block, traceable by the log
>>>> statements, but the host ip address on the new invites is the same as
>>>> the first invite.
>>> I just can sure you that these append_branch() in route[1] and route[2]
>>> are completely wrongs since they are duplicating the original request, no
>>> more.
>> Route[2] is called from the failure_route. Thus, the append_branch in
>> route[2] is necessary.
> 
> But it's wrongly called, because he calls append_branch() on failure_route[1] 
> BEFORE calling route[2] and then inside route[2] he calls append_branch again, 
> so it's called twice.

Yes. That is true.

The logic for the failure route handling is:
  1. set the new destination (e.g. rewriteuri ....)
  2. append branch
  3. t_relay
It does not matter if this happens directly in the failure route or in 
another route which is caklled by the failure route.

regards
klaus