Hello, On 02/02/15 14:59, Klaus Feichtinger wrote: > Hello, > > I´m searching for a way to keep track about success or failure of > locally generated SUBSCRIBE transactions, which are typically > triggered by the RLS module. In case that a subscription is rejected > by the subscribee with any negative response code or the transaction > is timing out, I have to trigger a specific action (e.g. sending a > PUBLISH message to another user agent). This seems to be not so easy.... > > As Kamailio does not support referencing a failure_route to locally > generated requests, I had the idea to "forward()" locally generated > requests in the event_route "tm:local-request" to itself and handle > the forwarded requests in the standard request_route, which would > offer all usual options. But that seems not to be supported / allowed > by Kamailio, as I have in practical tests (1) an outgoing request that > is sent to the original Destination-URI (with a malformed > "Content-Length" SIP hdr) and (2) the second request that is sent to > the manual target (loop). > > I´ve found in the mailing list that elder Kamailio versions did not > support any common way for this feature. However, can anybody give m a > hint if / how this could eventually be solved with the event_route or > in any alternative route? It seems that the Kamailio internally > generated requests are still below the radar of TM or any other route > blocks except tm:local-request..... it should be possible to loop back a local generated request. In tm:local-request you can set $du to itself. If $du is already set, then add it as a header and recover it when the request is received again.
Cheers, Daniel -- Daniel-Constantin Mierla http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda Kamailio World Conference, May 27-29, 2015 Berlin, Germany - http://www.kamailioworld.com
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