[SR-Users] Routing logic and record-routing

[Daniel-Constantin Mierla]

Hello,

try to do record_route() for all SUBSCRIBE, PUBLISH and NOTIFY requests, 
it might work for your UA.

Cheers,
Daniel

On 11/06/14 12:48, DURECU, OLIVIER (OLIVIER) wrote:
> Hello all,
> There is something I can’t understand using Kamailio as proxy to route 
> SUBSCRIBE/NOTIFY dialogs between a client and a server
> I do record_route() on the first SUBSCRIBE received by Kamailio
> The next SUBSCRIBE is well handled by Kamailio in the [WITHIN_DIALOG] 
> bloc but the 200/OK no more contains record-route header
> So the 3^rd SUBSCRIBE no more sets a relevant route and Kamailio 
> rejets it with a 404 ?
> How to proceed so that 200/Ok within dialog still contains 
> Record-route header ?
> Here are the piece of routing logic involved
>         if (is_method("PUBLISH|SUBSCRIBE")) {
>                 record_route();
>   $ru = "sip:192.168.0.250:6070";
>   route(RELAY);
>   exit;
>       }
> And the as-is route[WITHINDLG] function
> route[WITHINDLG] {
>         if (has_totag()) {
>                 # sequential request withing a dialog should
>                 # take the path determined by record-routing
>                 if (loose_route()) {
> #!ifdef WITH_WEBSOCKETS
>                         if ($du == "") {
>                                 if (!handle_ruri_alias()) {
>                                         xlog("L_ERR", "Bad alias 
> <$ru>\n");
> sl_send_reply("400", "Bad Request");
>                                         exit;
>                                 }
>                         }
> #!endif
>                         route(RELAY);
>                 }
> Thanks for your help
> Olivier
>
>
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-- 
Daniel-Constantin Mierla - http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda

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