[SR-Users] Removing transport=TLS from the contact header
Rizwan Khan
rizkhan at gmail.com
Tue Nov 10 13:37:40 CET 2015
Yes.
loadmodule "textops.so"
Rizwan Khan
On Tue, Nov 10, 2015 at 5:32 PM, Daniel-Constantin Mierla <miconda at gmail.com
> wrote:
> Do you have the textopsx module loaded in your config?
>
> Daniel
>
>
> On 10/11/15 13:14, Rizwan Khan wrote:
>
> if( msg_apply_changes())
> {
> xlog("L_INFO:", "INVITE::: [$ct]\n");
> }
> subst("/^
> Contact:(.*);transport=tls(.*)/Contact:\1;transport=udp\2/i");
> if( msg_apply_changes())
> {
>
> xlog("L_INFO:", "INVITE::: [$ct]\n");
> }
>
>
> causes:
> 0(3642) ERROR: <core> [cfg.y:3286]: yyparse(): cfg. parser: failed to
> find command msg_apply_changes (params 0)
> 0(3642) : <core> [cfg.y:3426]: yyerror_at(): parse error in config file
> //etc/kamailio/kamailio.cfg, line 246, column 25: unknown command, missing
> loadmodule?
>
> and again
>
> 0(3642) ERROR: <core> [cfg.y:3286]: yyparse(): cfg. parser: failed to find
> command msg_apply_changes (params 0)
> 0(3642) : <core> [cfg.y:3426]: yyerror_at(): parse error in config file
> //etc/kamailio/kamailio.cfg, line 251, column 25: unknown command, missing
> loadmodule?
>
>
> while if I do this:
> xlog("L_INFO:", "INVITE::: [$ct]\n");
> msg_apply_changes();
> xlog("L_INFO:", "INVITE::: [$ct]\n");
>
>
> I get this:
> INFO: <script>: INVITE::: [
> <sip:0514701916 at 10.11.204.81:38614;transport=TLS>]
> Nov 10 17:13:31 k-pxy-2 /usr/sbin/kamailio[3679]: DEBUG: <core>
> [re.c:469]: subst_run(): subst_run: matched (243, 59): [Contact:
> <sip:0514701916 at 10.11.204.81:38614;transport=TLS>#015]
> Nov 10 17:13:31 k-pxy-2 /usr/sbin/kamailio[3679]: DEBUG: textops
> [textops.c:695]: subst_f(): textops: replacing at offset 296 [Contact:
> <sip:0514701916 at 10.11.204.81:38614;transport=TLS>#015] with [Contact:
> <sip:0514701916 at 10.11.204.81:38614;transport=udp>#015]
> Nov 10 17:13:31 k-pxy-2 /usr/sbin/kamailio[3679]: INFO: <script>:
> INVITE::: [<sip:0514701916 at 10.11.204.81:38614;transport=TLS>]
>
>
>
> Rizwan Khan
>
>
>
> On Tue, Nov 10, 2015 at 4:41 PM, Daniel-Constantin Mierla <
> <miconda at gmail.com>miconda at gmail.com> wrote:
>
>> Look inside syslog file to see the line where the errors are and
>> description of the errors.
>>
>> Daniel
>>
>>
>> On 10/11/15 12:38, Rizwan Khan wrote:
>>
>> Doesn't work. Still give the bad config errors.
>>
>> Rizwan Khan
>>
>>
>>
>> On Tue, Nov 10, 2015 at 4:13 PM, Daniel-Constantin Mierla <
>> miconda at gmail.com> wrote:
>>
>>> That is conflicting with other changes to the contact header.
>>>
>>> Try to use msg_apply_changes() before (and after) your subst operation
>>> for changing contact.
>>>
>>> Daniel
>>>
>>>
>>> On 10/11/15 12:00, Rizwan Khan wrote:
>>>
>>> I have fix_nated_contact() at multiple places :(
>>>
>>> Rizwan Khan
>>>
>>>
>>>
>>> On Tue, Nov 10, 2015 at 3:59 PM, Rizwan Khan < <rizkhan at gmail.com>
>>> rizkhan at gmail.com> wrote:
>>>
>>>> Oh, Yes I do.
>>>>
>>>> Rizwan Khan
>>>>
>>>>
>>>>
>>>> On Tue, Nov 10, 2015 at 3:58 PM, Daniel-Constantin Mierla <
>>>> <miconda at gmail.com>miconda at gmail.com> wrote:
>>>>
>>>>> Do you have set_contact_alias() or fix_nated_contact() in your config
>>>>> file?
>>>>>
>>>>> Cheers,
>>>>> Daniel
>>>>>
>>>>>
>>>>> On 10/11/15 11:54, Rizwan Khan wrote:
>>>>>
>>>>> i am trying it but it doesn't change the string. Do I need to use
>>>>> msg_apply_changes() ??
>>>>>
>>>>> I am trying that but it gives syntax error in the file.
>>>>>
>>>>> log("L_INFO:", "INVITE::: [$ct]\n");
>>>>> subst("/^Contact:(.*);transport=tls(.*)/Contact:\1;transport=udp\2/i
>>>>> ");
>>>>> if(msg_apply_changes())
>>>>> {
>>>>> xlog("L_INFO:", "INVITE::: [$ct]\n");
>>>>> }
>>>>>
>>>>>
>>>>> Rizwan Khan
>>>>>
>>>>>
>>>>>
>>>>> On Tue, Nov 10, 2015 at 11:45 AM, Koray Vatansever <
>>>>> <koray.vatansever at gmail.com>koray.vatansever at gmail.com> wrote:
>>>>>
>>>>>> Hi Rizwan,
>>>>>>
>>>>>> You can try the following:
>>>>>>
>>>>>> subst("/^Contact:(.*);transport=tls(.*)/Contact:\1;transport=udp\2/i
>>>>>> ");
>>>>>>
>>>>>> On the other hand, there should not be any other contact header
>>>>>> modification in your script; for example set_contact_alias().
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Tue, Nov 10, 2015 at 7:28 AM, Rizwan Khan < <rizkhan at gmail.com>
>>>>>> rizkhan at gmail.com> wrote:
>>>>>>
>>>>>>> Guys,
>>>>>>>
>>>>>>> Is this a stupid question or this just cannot be done?
>>>>>>>
>>>>>>> Any help will be highly appreciated.
>>>>>>>
>>>>>>> Thanks,
>>>>>>>
>>>>>>> Rizwan Khan
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Nov 9, 2015 at 6:53 PM, Rizwan Khan < <rizkhan at gmail.com>
>>>>>>> rizkhan at gmail.com> wrote:
>>>>>>>
>>>>>>>> I want to remove the transport=TLS from the contact header.
>>>>>>>>
>>>>>>>> How can I do that inside Kamailio? The flow is an under:
>>>>>>>>
>>>>>>>>
>>>>>>>> Client --------> Kamailio -------------> FS
>>>>>>>> TLS UDP
>>>>>>>>
>>>>>>>>
>>>>>>>> Client <-------- Kamailio <------------- FS
>>>>>>>> TLS UDP
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> FS gets a request on udp but it complains about TLS profile as the
>>>>>>>> contact header has the transport=TLS. Since its receing traffic on UDP, if
>>>>>>>> I only get rid of the value from the Contact Header, it would be great.
>>>>>>>>
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>>
>>>>>>>>
>>>>>>>> Rizwan Khan
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing
>>>>>>> list
>>>>>>> <sr-users at lists.sip-router.org>sr-users at lists.sip-router.org
>>>>>>> <http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users>
>>>>>>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>>>>>
>>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing
>>>>>> list
>>>>>> <sr-users at lists.sip-router.org>sr-users at lists.sip-router.org
>>>>>> <http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users>
>>>>>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing listsr-users at lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>>>
>>>>>
>>>>> --
>>>>> Daniel-Constantin Mierlahttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>>>>> Book: SIP Routing With Kamailio - http://www.asipto.com
>>>>> Kamailio Advanced Training, Nov 30-Dec 2, Berlin - http://asipto.com/kat
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>>>>> <sr-users at lists.sip-router.org>sr-users at lists.sip-router.org
>>>>> <http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users>
>>>>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>>>
>>>>>
>>>>
>>>
>>> --
>>> Daniel-Constantin Mierlahttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>>> Book: SIP Routing With Kamailio - http://www.asipto.com
>>> Kamailio Advanced Training, Nov 30-Dec 2, Berlin - http://asipto.com/kat
>>>
>>>
>>
>> --
>> Daniel-Constantin Mierlahttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>> Book: SIP Routing With Kamailio - http://www.asipto.com
>> Kamailio Advanced Training, Nov 30-Dec 2, Berlin - http://asipto.com/kat
>>
>>
>
> --
> Daniel-Constantin Mierlahttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
> Book: SIP Routing With Kamailio - http://www.asipto.com
> Kamailio Advanced Training, Nov 30-Dec 2, Berlin - http://asipto.com/kat
>
>
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