Hi Min,

On 3/24/11 3:47 PM, Min Wang wrote:
Hi Daniel

Again. Thanks a lot.

On 03/24/2011 09:26 AM, Daniel-Constantin Mierla wrote:

t_set_fr() accepts any pseudo-varaibles as parameters, how did you use it?

You are correct! I messed with time unit in the avp. I should times 1000 for the avp

       $avp(i:2)=20 //seconds
       t_set_fr($avp(i:2)*1000);  // correct ok
//       t_set_fr($avp(i:2));       // previous wrong one.



I saw there was a discussion in the  april 2010,

http://lists.sip-router.org/pipermail/sr-users/2010-April/027101.html

Not sure fr_inv_timer_avp has been tested or not in Kamailio 3.0/3.1?

It was an issue related to time unit reported in that message, but it got fixed and should work now -- since I did the fix I tested it, hopefully there was no commit later to cause the regression. Can you do avp_print() before t_relay() and check if the avp with the timeout really exists? You have to run in debug mode.

   if fr_inv_timer_avp is used:

     xlog("my fr_inv_timer is $avp(i:2)\n");

printed correct 20 seconds, but it seems avp2timer failed to get the correct value:

modules/tm/t_funcs.c: line 510
       avp = search_first_avp( type | AVP_TRACK_TO, name, &val_istr, 0);

if changed to:
    avp = search_first_avp( type, name, &val_istr, 0);

 the fr_inv_timer_avp started to working correctly.

    It seems the problem is related to this AVP_TRACK_TO??
thanks for troubleshooting. Indeed this was an issue, I did a commit to fix it last evening. During the times when SER and Kamailio were developped separately, SER added extra avp lists, in Kamailio was still one, corresponding to AVP_TRACK_FROM.

The commit is here, if you can give it a try and it works fine for you, then I will do a backport to 3.x:
http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=26f757d0c30db79c92011313e72c6c1d97e64cd0

If you want to read more about these AVPs lists specific to SER, then go to:
http://sip-router.org/wiki/devel/avps-ser

Cheers,
Daniel




Kind regards / Mit freundlichen Grüßen

Min Wang





Cheers,
Daniel



A bug or my misuage the fr_inv_timer_avp?



thanks





--
Daniel-Constantin Mierla
http://www.asipto.com


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