[SR-Users] modify To header, prefix + ip, using dispacher module.
Carsten Bock
carsten at ng-voice.com
Mon Feb 17 10:24:07 CET 2014
Hi Helena,
Just a quick note:
If you do a failover from failure_route(), this will also create a new
branch and the branch_route() would be executed, too.
Kind regards,
Carsten
2014-02-17 10:15 GMT+01:00 Helena Garcia-Nieto <helena.gnieto at morodo.co.uk>:
> Hey all,
>
> Does any of you have any other idea on how to modify the TO header. Every
> option I try on failure route is appending the values together instead of
> replacing it.
>
> Could that be because I am trying to modify the TO header twice? (Once on
> the normal routing once in the failure routing?)
>
> Is there any parameter I can set so the TO header always copy the RURI
> domain?
>
> Thanks in advanced!
>
> Helena
>
> -----Original Message-----
> From: sr-users-bounces at lists.sip-router.org
> [mailto:sr-users-bounces at lists.sip-router.org] On Behalf Of Helena
> Garcia-Nieto
> Sent: viernes, 14 de febrero de 2014 14:24
> To: 'Kamailio (SER) - Users Mailing List'
> Subject: Re: [SR-Users] modify To header, prefix + ip, using dispacher
> module.
>
> Hi Carsten
>
> Thanks for the info, but I cannot use a branch route, because it is a
> failure route, and I need to execute the dispatcher funcitonst to set the
> destination to proving and to select the next destination.
>
> Does anyone know how to set the TO header to use always the same username
> and domain than the RURI, even on failures?
>
> Thanks in advanced
>
> Helena
>
> -----Original Message-----
> From: sr-users-bounces at lists.sip-router.org
> [mailto:sr-users-bounces at lists.sip-router.org] On Behalf Of Carsten Bock
> Sent: jueves, 13 de febrero de 2014 14:43
> To: Kamailio (SER) - Users Mailing List
> Subject: Re: [SR-Users] modify To header, prefix + ip, using dispacher
> module.
>
> Hi Helena,
>
> we do it the following way:
>
> In the main route:
> t_on_branch("some_route");
>
> branch_route[some_route] {
> uac_replace_to(....);
> }
>
> This way, the uac_* functions get executed for each branch individually.
>
> Kind regards,
> Carsten
>
> 2014-02-13 13:40 GMT+01:00 Helena Garcia-Nieto <helena.gnieto at morodo.co.uk>:
>> Hi,
>>
>> Thanks for the tip, but I cannot manage it to work...
>>
>> I hadn't uac module loaded, I loaded it and added
>>
>> #MORODO TEST TO MODIFICATION
>> loadmodule "uac.so"
>> modparam("uac","restore_mode","none")
>>
>> The uac function cannot be used on the failure rutine (it gives an
>> error when restarting) so I chaged the order:
>>
>> That is the default routing
>> route[FROMPHONE] {
>> [...]
>> if(!ds_select_domain("1", "8"))
>> {
>> send_reply("404", "No destination");
>> exit;
>> }
>> t_on_failure("RTF_DISPATCH");
>>
>> #MORODO Add profix to ISKRATEL: 0199
>> subst_uri('/^sip:(.*)/sip:0199\1/i'); # add prefix to URI
>> uac_replace_to("","sip:0199$rU@$rd");
>>
>> route(RELAY);
>> exit;
>>
>> }
>>
>> That is the failure function
>>
>> failure_route[RTF_DISPATCH] {
>> if (t_is_canceled()) {
>> exit;
>> }
>>
>> #marking the gw as failed and set state proving, to send options
>> ds_mark_dst("p");
>>
>> # next DST - only for 500 or local timeout
>> if (t_check_status("500") or (t_branch_timeout() and
>> !t_branch_replied()))
>> {
>> if(ds_next_domain())
>> {
>> t_on_failure("RTF_DISPATCH"); #in case of fail
>> again it would try the next option
>>
>> #MORODO, update IP on TO header
>>
>> subst_hf("To", "/(.*)@(.*)$/\1@$rd>/", "a");
>> route(RELAY);
>> exit;
>> }
>> }
>> }
>>
>> But the result TO header is the same strange thing... mix of what it
>> was on normal routine + what I wanted after the failure...
>>
>> To: <sip:0199XXXXX10 at 10.X.X.39>sip:0199XXXXX10 at 10.X.X.38
>>
>> It is like once the TO is modified, It does not modify it ok anymore...
>>
>> Would you do it any other way that could be better?
>>
>> Helena
>>
>>
>> -----Original Message-----
>> From: sr-users-bounces at lists.sip-router.org
>> [mailto:sr-users-bounces at lists.sip-router.org] On Behalf Of Daniel
>> Tryba
>> Sent: miércoles, 12 de febrero de 2014 18:30
>> To: sr-users at lists.sip-router.org
>> Subject: Re: [SR-Users] modify To header, prefix + ip, using dispacher
>> module.
>>
>> On Wednesday 12 February 2014 17:37:46 Helena Garcia-Nieto wrote:
>>> I tried modifying again the TO header with:
>>> subst_hf("To", "/(.*)@(.*)$/\1@$rd>/", "a")
>>>
>>> before the route(relay) on the failure routine, but it does not work
>>> properly, I am getting strange TO header like:
>>>
>>> To: <sip:0199XXXX at 10.X.X.39> <sip:XXXXXX at 10.X.X.38>
>>>
>>> It looks like it is not parsing the to header it has before but
>>> adding a parsed version of the original header at the end of the
>>> other
> one....
>>> I tried with subst as well but the result is more or less the same.
>>>
>>> Probably there is a better way to set the prefix and the correct IP
>>> on
>> the to header... I'll appreciate any help with this issue.
>>
>> How about just using uac_replace_to()?
>>
>> http://kamailio.org/docs/modules/stable/modules/uac.html#uac.f.uac_rep
>> lace_t
>> o%28display,uri%29
>>
>> 4.4. uac_replace_to(display,uri)
>>
>> Replace in TO header the display name and the URI part.
>>
>> display and URI parameters can include pseudo-variables.
>>
>> This function can be used from REQUEST_ROUTE and from BRANCH_ROUTE.
>>
>> --
>>
>> POCOS B.V. - Croy 9c - 5653 LC Eindhoven
>> Telefoon: 040 293 8661 - Fax: 040 293 8658
>> http://www.pocos.nl/ - http://www.sipo.nl/
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>>
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>>
>>
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>
>
>
> --
> Carsten Bock
> CEO (Geschäftsführer)
>
> ng-voice GmbH
> Schomburgstr. 80
> D-22767 Hamburg / Germany
>
> http://www.ng-voice.com
> mailto:carsten at ng-voice.com
>
> Office +49 40 34927219
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>
> Sitz der Gesellschaft: Hamburg
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>
> Hier finden Sie unsere handelsrechtlichen Pflichtangaben:
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>
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--
Carsten Bock
CEO (Geschäftsführer)
ng-voice GmbH
Schomburgstr. 80
D-22767 Hamburg / Germany
http://www.ng-voice.com
mailto:carsten at ng-voice.com
Office +49 40 34927219
Fax +49 40 34927220
Sitz der Gesellschaft: Hamburg
Registergericht: Amtsgericht Hamburg, HRB 120189
Geschäftsführer: Carsten Bock
Ust-ID: DE279344284
Hier finden Sie unsere handelsrechtlichen Pflichtangaben:
http://www.ng-voice.com/imprint/
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