Isn’t “message_apply_changes” applied automatically? But I think Alfonso is talking specifically about CANCELs generated by Kamailio on timeouts.
On Wed, 18 Nov 2020 at 09:58, Daniel-Constantin Mierla <[email protected]> wrote: > Hello, > On 18.11.20 10:39, Denys Pozniak wrote: > > Hello! > > Call flow: FreeSWITCH --> SBC --> Edge Proxy > > In my case, the problem is related to the fact that the SBC deletes the > Reason header from FreeSWITCH and I am trying to recover it on the Kamailio > side (Edge Proxy). > It is especially important to recover the message: "Call completed > elsewhere" because this disables the missed call notification on the > destination phone in case of hunt-groups. > The option to forward the call through the stateless loop works well but > it complicates the logic unnecessarily. > > So would be great to have a tm function to setup custom Reason, like below: > *...* > > *t_cancel_reason("Reason: SIP ;cause=200 ;text=\"Call completed > elsewhere\"\r\n"); t_relay();* > *....* > > iirc, the Reason header should be propagated if it is in incoming CANCEL, > so for this particular case, it should work if you do: > > > if(is_method("CANCEL")) { > > append_hf("Reason: ...\r\n"); > > msg_apply_changes(); > > t_realy(); > > exit; > > } > > Cheers, > Daniel > > > ср, 18 нояб. 2020 г. в 11:16, Daniel-Constantin Mierla <[email protected] > >: > >> Same question here like in my other reply: >> >> * >> https://lists.kamailio.org/pipermail/sr-users/2020-November/111123.html >> >> How do you expect to fill the value of the header? >> >> Cheers, >> Daniel >> On 17.11.20 19:20, David Villasmil wrote: >> >> And on internally generated CANCELs >> >> On Tue, 17 Nov 2020 at 14:20, Denys Pozniak <[email protected]> >> wrote: >> >>> Hello! >>> >>> We need to append our own Reason header for the "relayed" CANCEL >>> message, if it is not on the input. >>> Like below: >>> >>> >>> *if ( is_method("CANCEL") && !is_present_hf("Reason") ) { * >>> * append_hf("Reason: ....);* >>> * t_relay();* >>> *...* >>> >>> >>> >>> >>> вт, 17 нояб. 2020 г. в 13:00, Daniel-Constantin Mierla < >>> [email protected]>: >>> >>>> Hello, >>>> >>>> what is exactly the problem? The header is not added if you enable: >>>> >>>> * >>>> http://kamailio.org/docs/modules/stable/modules/tm.html#local_cancel_reason >>>> >>>> Cheers, >>>> Daniel >>>> On 16.11.20 20:43, Denys Pozniak wrote: >>>> >>>> Hello guys, >>>> >>>> We have faced almost the same problem adding *Reason: >>>> SIP;cause=200;text="Call completed elsewhere"* to the t_relayed CANCEL >>>> request. >>>> Is there an elegant solution to add this header? >>>> >>>> PS. Switching to the stateless mode does not look pretty for us... >>>> >>>> >>>> сб, 1 февр. 2020 г. в 06:04, Alfonso Pinto <[email protected]>: >>>> >>>>> Hi guys, >>>>> >>>>> Thanks for your answers. >>>>> I did try local_cancel_reason and it’s not doing anything for the >>>>> CANCELs generated by kamailio. Isn’t that parameter intended for the >>>>> CANCELs received and then relayed? >>>>> >>>>> As Alex and David mentioned, what I need is to add my own reason >>>>> header. There are some cases that requires to set the Reason header to >>>>> something specific. IE: terminal supported call waiting in IMS. >>>>> >>>>> Thanks for the piece of code, I will check what can be done here. >>>>> >>>>> Regards, >>>>> Alfonso >>>>> >>>>> El El vie, 31 ene 2020 a las 22:10, Henning Westerholt <[email protected]> >>>>> escribió: >>>>> >>>>>> Hi Alex, >>>>>> >>>>>> ok, I was reading that he wants to get just one reason header, not >>>>>> one dynamic generated. >>>>>> >>>>>> Just looked briefly, this seems to be the code: >>>>>> >>>>>> t_msgbuilder.c >>>>>> /* Build a local request based on a previous request; main >>>>>> * customers of this function are local ACK and local CANCEL >>>>>> */ >>>>>> char *build_local(struct cell *Trans,unsigned int branch, >>>>>> unsigned int *len, char *method, int method_len, str *to >>>>>> , struct cancel_reason* reason >>>>>> ) >>>>>> >>>>>> Cheers, >>>>>> >>>>>> Henning >>>>>> >>>>>> -- >>>>>> Henning Westerholt – https://skalatan.de/blog/ >>>>>> Kamailio services – https://gilawa.com >>>>>> >>>>>> -----Original Message----- >>>>>> From: sr-users <[email protected]> On Behalf Of >>>>>> Alex Balashov >>>>>> Sent: Friday, January 31, 2020 9:45 PM >>>>>> To: [email protected] >>>>>> Subject: Re: [SR-Users] Add Reason Header to kamailio generated CANCEL >>>>>> >>>>>> I understood Alfonso's question to implicitly be: how can I add a >>>>>> dynamic and variable Reason header to outgoing CANCELs? >>>>>> >>>>>> Perhaps I was mistaken. But if I'm not, as far as I know there is no >>>>>> means of doing that. Right? >>>>>> >>>>>> On Fri, Jan 31, 2020 at 08:37:48PM +0000, Henning Westerholt wrote: >>>>>> >>>>>> > Hello, >>>>>> > >>>>>> > have you tried to use this parameter: >>>>>> > >>>>>> > >>>>>> http://kamailio.org/docs/modules/stable/modules/tm.html#local_cancel_r >>>>>> > eason >>>>>> > >>>>>> > Cheers, >>>>>> > >>>>>> > Henning >>>>>> > >>>>>> > -- >>>>>> > Henning Westerholt – https://skalatan.de/blog/ Kamailio services – >>>>>> > https://gilawa.com<https://gilawa.com/> >>>>>> > >>>>>> > From: sr-users <[email protected]> On Behalf Of >>>>>> > Alfonso Pinto >>>>>> > Sent: Wednesday, January 29, 2020 8:04 PM >>>>>> > To: Kamailio (SER) - Users Mailing List < >>>>>> [email protected]> >>>>>> > Subject: [SR-Users] Add Reason Header to kamailio generated CANCEL >>>>>> > >>>>>> > Hi everyone, >>>>>> > >>>>>> > I've got a specific case: when the inv_fr times out, I need to add >>>>>> a Reason header to the CANCEL generated by kamailio. I've tried to see >>>>>> if I >>>>>> could do it in the onsend_route, but that one is not triggered for the >>>>>> generated CANCEL. I also checked event_route[tm:local-request], but that >>>>>> one isn't triggered either for the generated CANCEL. >>>>>> > >>>>>> > Is there any way to do it? Or maybe to have any pointer about where >>>>>> to look in the code so I may try to trigger event_route[tm:local-request] >>>>>> for these generated CANCELs? >>>>>> > >>>>>> > Regards, >>>>>> > Alfonso >>>>>> >>>>>> > _______________________________________________ >>>>>> > Kamailio (SER) - Users Mailing List >>>>>> > [email protected] >>>>>> > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>> >>>>>> >>>>>> -- >>>>>> Alex Balashov | Principal | Evariste Systems LLC >>>>>> >>>>>> Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free) >>>>>> Web: http://www.evaristesys.com/, http://www.csrpswitch.com/ >>>>>> >>>>>> _______________________________________________ >>>>>> Kamailio (SER) - Users Mailing List >>>>>> [email protected] >>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>> >>>>> _______________________________________________ >>>>> Kamailio (SER) - Users Mailing List >>>>> [email protected] >>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>> >>>> >>>> >>>> -- >>>> >>>> BR, >>>> Denys Pozniak >>>> >>>> >>>> >>>> _______________________________________________ >>>> Kamailio (SER) - Users Mailing >>>> [email protected]https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>> >>>> -- >>>> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- >>>> www.linkedin.com/in/miconda >>>> Funding: https://www.paypal.me/dcmierla >>>> >>>> >>> >>> -- >>> >>> BR, >>> Denys Pozniak >>> >>> >>> _______________________________________________ >>> Kamailio (SER) - Users Mailing List >>> [email protected] >>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>> >> -- >> Regards, >> >> David Villasmil >> email: [email protected] >> phone: +34669448337 >> >> -- >> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- >> www.linkedin.com/in/miconda >> Funding: https://www.paypal.me/dcmierla >> >> _______________________________________________ >> Kamailio (SER) - Users Mailing List >> [email protected] >> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> > > > -- > > BR, > Denys Pozniak > > > -- > Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- > www.linkedin.com/in/miconda > Funding: https://www.paypal.me/dcmierla > > -- Regards, David Villasmil email: [email protected] phone: +34669448337
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