[OpenSIPS-Users] any reason why Opensips would replace 503 with 500 ?

[Bogdan-Andrei Iancu]

Hi Dave,

See: http://www.opensips.org/Resources/DocsCoreFcn16#toc34  (added the 
docs for this module)

Regards,
Bogdan

Dave Singer wrote:
> Julien,
>
> I have been catching it in failure_route and sending it on up with this:
>         if (t_check_status("^503$")) {
>                 t_reply("503", "Service Unavailable");
>                 exit;
>         }
>
> I think you could use t_reply("503", $(<reply>rr));   (note the use of 
> <reply> to indicate the reply context see usage examples near the top 
> of this link: <http://www.opensips.org/Resources/DocsCoreVar16> ) to 
> have it use the original reason text instead of always sending 
> "Service Unavailable" no matter what reason came with the 503. I 
> haven't tried it yet myself.
> I'm doing this because I'm just using it as a proxy to mangle headers 
> and not decide where to go next. So I really do just want to pass the 
> response back to the server doing the routing logic. It would seem 
> passing the 503 would be the normal behavior in this case. Plus like 
> the situation of Julien which I also have, where the upstream routers 
> are not properly handling the diff between a 500 and 503.
>
> So I agree that it would be nice if there were a param and/or var that 
> could be set for the desired behavior like the invite timeout settings 
> for tm.
>
> Bogdan, 
>
> Is "disable_503_translation" ( from the subject of the link you posted 
> ) an actual parameter (un)documented?
>
> On Thu, Oct 7, 2010 at 2:44 PM, thrillerbee <thrillerbee at gmail.com 
> <mailto:thrillerbee at gmail.com>> wrote:
>
>     Bogdan,
>
>     Is this or could this be configurable?  It, unfortunately, breaks
>     a lot of existing applications.
>
>     Thanks.
>
>
>     On Thu, Oct 7, 2010 at 1:15 PM, Bogdan-Andrei Iancu
>     <bogdan at voice-system.ro <mailto:bogdan at voice-system.ro>> wrote:
>
>         Hi Julien,
>
>         see:
>         http://lists.opensips.org/pipermail/users/2010-September/014505.html
>
>         Regards,
>         Bogdan
>
>         Julien Chavanton wrote:
>         > Hi, is there any reason why Opensips would replace 503 with
>         500 ?
>         >
>         > The UA initiating the call expect 503 to reroute somewhere else
>         >
>         > INVITE :
>         >
>         >  10.0.20.14(UA) -> 10.2.0.1(Proxy) -> 10.0.4.202(UA)
>         >
>         > RESPONSE :
>         >
>         > U 10.0.4.202:5060 <http://10.0.4.202:5060> -> 10.2.0.1:5060
>         <http://10.2.0.1:5060>
>         > SIP/2.0 503 Service Unavailable.
>         >
>         > U 10.2.0.1:5060 <http://10.2.0.1:5060> -> 10.0.20.14:53584
>         <http://10.0.20.14:53584>
>         > SIP/2.0 500 Service Unavailable.
>         >
>         >
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>         >
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>
>
>         --
>         Bogdan-Andrei Iancu
>         OpenSIPS Bootcamp
>         15 - 19 November 2010, Edison, New Jersey, USA
>         www.voice-system.ro <http://www.voice-system.ro>
>
>
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-- 
Bogdan-Andrei Iancu
OpenSIPS Bootcamp
15 - 19 November 2010, Edison, New Jersey, USA
www.voice-system.ro