[SR-Users] Time elapsed since previous message.

[Alex Balashov]

I had that question as well.

—
Sent from mobile, with due apologies for brevity and errors.

> On Feb 10, 2021, at 1:51 PM, Raúl Alexis Betancor Santana <rbetancor at serlink.es> wrote:
> 
> 
> What is the point of refusing a call that answer with a 100/183 "too quickly" ? ... I don't get the point on that.
> 
> Saludos
> --
> Raúl Alexis Betancor Santana
> Serlink Telecom S.R.L.U.
> 
> De: "David Villasmil" <david.villasmil.work at gmail.com>
> Para: "Kamailio (SER) - Users Mailing List" <sr-users at lists.kamailio.org>
> Enviados: Miércoles, 10 de Febrero 2021 9:57:35
> Asunto: Re: [SR-Users] Time elapsed since previous message.
> 
> Hello Alex,
> Again thanks.
> 
> I'm using that calculation to, when receiving a 180/3, if it comes in too quickly (i.e. 100ms) i cancel that call, and send a 480 the the A leg.
> I haven't found way of doing this, is this possible at all? I trired setting a very low t_set_fr(10,10) (0 means set the default), but that's not working...
> 
> Is there a way of doing this?
> 
> Thanks!
> Regards,
> 
> David Villasmil
> email: david.villasmil.work at gmail.com
> phone: +34669448337
> 
> 
>> On Tue, Feb 9, 2021 at 3:31 PM David Villasmil <david.villasmil.work at gmail.com> wrote:
>> Thanks Alex, 
>> 
>> Exactly what I was thinking. Just wondering whether there was a better way.
>> 
>> Again THANKS!
>> 
>> David
>> 
>>> On Tue, 9 Feb 2021 at 14:56, Alex Balashov <abalashov at evaristesys.com> wrote:
>>> Hi,
>>> You can store the timestamp of the last message of interest in a transaction-persistent variable - that is, an AVP or XAVP - using $TV():
>>> 
>>> https://www.kamailio.org/wiki/cookbooks/5.4.x/pseudovariables#tv_name
>>> 
>>> Then, you can do some arithmetic like this to turn the difference between two timestamps into milliseconds. This is stolen straight from CSRP so adapt to your needs. :-)
>>> 
>>> 	# Log request processing time.
>>> 
>>> 	$var(cur_time) = $TV(Sn);
>>> 
>>> 	$var(proc_diff) = (
>>> 		(((
>>> 		  $(var(cur_time){s.select,0,.}{s.int}) - 
>>> 		  $(avp(proc_start){s.select,0,.}{s.int})
>>> 		) * 1000000)
>>> 		+ 
>>> 		(
>>> 		 $(var(cur_time){s.select,1,.}{s.int}) - 
>>> 		 $(avp(proc_start){s.select,1,.}{s.int}) 
>>> 		) / 1000) mod 1000
>>> 	);
>>> 
>>> — Alex
>>> 
>>> —
>>> Sent from my iPad
>>> 
>>> On Feb 9, 2021, at 9:40 AM, David Villasmil <david.villasmil.work at gmail.com> wrote:
>>> 
>>> Hello all,
>>> 
>>> Is it possible to know the elapsed time since the previously received message?
>>> 
>>> On outgoing calls, I.e: when i get a 180, how long did the 100 arrived? Or the INVITE...
>>> 
>>> Thanks
>>> 
>>> David 
>>> -- 
>>> Regards,
>>> 
>>> David Villasmil
>>> email: david.villasmil.work at gmail.com
>>> phone: +34669448337
>>> _______________________________________________
>>> Kamailio (SER) - Users Mailing List
>>> sr-users at lists.kamailio.org
>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
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>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>> -- 
>> Regards,
>> 
>> David Villasmil
>> email: david.villasmil.work at gmail.com
>> phone: +34669448337
> 
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