[OpenSIPS-Users] Query about avp in siptrace module

[Daniel Zanutti]

Correcting:
*$avp(traced_user) = "1";*

On Mon, Mar 21, 2016 at 2:19 PM, Daniel Zanutti <daniel.zanutti at gmail.com>
wrote:

> Hi
>
> AVP is a kind of variable on Opensips.
>
> When you configured the siptrace module to use the AVP, you must ensure
> that the AVP has some kind of value before routing the package, otherwise
> it will be NULL. Just add this on first line of main route:
> *$avp(traced_user) = 1;*
>
>
>
>
>
> On Mon, Mar 21, 2016 at 12:46 PM, Ramachandran, Agalya (Contractor) <
> Agalya_Ramachandran at comcast.com> wrote:
>
>> Hi All,
>>
>>
>>
>> Anyone can help me out for the below issues and questions I have?
>>
>>
>>
>> Regards,
>>
>> Agalya
>>
>>
>>
>> *From:* users-bounces at lists.opensips.org [mailto:
>> users-bounces at lists.opensips.org] *On Behalf Of *Ramachandran, Agalya
>> (Contractor)
>> *Sent:* Thursday, March 17, 2016 10:28 AM
>> *To:* users at lists.opensips.org
>> *Subject:* [OpenSIPS-Users] Query about avp in siptrace module
>>
>>
>>
>> Hi,
>>
>>
>>
>> Am Agalya and we are using opensips for our project and using “*siptrace”
>> *module to trace and duplicate the sip packets to another server.
>>
>> When trying to do so, am getting the below error.
>>
>>
>>
>> Mar  2 14:48:21 poc-opensip-cmc-e-001 /usr/local/sbin/opensips[27754]:
>> DBG:siptrace:trace_onreq_in: trace on req in
>>
>> Mar  2 14:48:21 poc-opensip-cmc-e-001 /usr/local/sbin/opensips[27754]:
>> DBG:siptrace:trace_onreq_in: nothing to trace...
>>
>>
>>
>> I thought adding *“traced_user_avp”* parameter might solve the issue. I
>> have added the below line and tested the same.
>>
>> But I didn’t get through the error and was still seeing the same error.
>>
>> *modparam("siptrace", "traced_user_avp", "$avp(traced_user)")*
>>
>>
>>
>> As a workaround, I commented the below lines in *“siptrace.c”* file in
>> function *trace_onreq_in()*, and it worked for me.
>>
>> Packets are sent to another server. Following the same I have commented
>> the same line of code wherever it is failing for me.
>>
>> By adding some debugging statements I found *AVP is NULL and
>> (!flag_trace_is_set(msg)) returns 1.*
>>
>> /*if( (avp==NULL) && !flag_trace_is_set(msg))
>>
>>         {
>>
>>                 LM_DBG("nothing to trace...\n");
>>
>>                 return;
>>
>>         }*/
>>
>>
>>
>> Query : What is avp? And when avp is returned NULL?
>>
>>                  What should I do in order to avoid that error without
>> commenting the code?
>>
>>                  Why is “traced_user_avp” parameter is used in config
>> file?
>>
>>
>>
>> It would be great if you help me to come out of this issue. Also am
>> curious what causes this error message.
>>
>>
>>
>> Regards,
>>
>> Agalya
>>
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at lists.opensips.org
>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>
>>
>
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