[Users] Using t_reply()

Arek Bekiersz arek at perceval.net
Tue Feb 28 09:40:28 CET 2006


I'm not sure it will be helpful, but usually I use:

onreply_route[] - to handle flags, fix NAT-ed Contact and NAT-ed SDP in 
"200 OK" or "183 Session Progress" responses and do SDP codec rewriting 
with my custom module

failure_route[] - to handle responses from downstream and I do it with 
t_check_status(). BTW, remember that t_check_status() will always return 
higher response code from all received responses.

This was for SER. It should be similar in OpenSER.


--
Regards,
Arek Bekiersz

Douglas Garstang wrote:
> You know, I have nightmares about OpenSER. Really.
> 
> Ok... I kinda thought I had something working. I had this... It works great when a Decline comes back from 192.168.10.10. The failure_route block sees a negative reply, and sends Service Unavailable back to the phone... great... no problem.
> 
> However, when there is NO REPLY from 192.168.10.10, t_check_status() STILL returns true. GOD OH GOD WHY? The docs say "in on_failure block - the code of the selected negative final reply".... well I didn't get a reply! So why does t_check_status() return true?
> 
> Sorry for the emotion, but I've been dealing with OpenSER for 6 months now and I've never felt so much stress with any piece of software as I have with this one. Ever time I open the config file, I want to scream!
> 
> route[10] {
>     t_on_failure("11");
>     rewritehostport("192.168.10.10:5060");
>     if ( !t_relay() ) {
>         xlog ("L_INFO","$avp(s:callid)[10]: t_relay() returned error");
>     } else {
>         xlog ("L_INFO","$avp(s:callid)[10]: t_relay() returned ok");
>     }
> }
> 
> failure_route[11] {
>     route(12);
>     if (t_check_status("")) {
>         t_reply("503","Service Unavailable");
>         return;
>     } else {
>         route(12);
>     }




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