[SR-Users] Send SIP Info within a dialog using $uac_req(method)="INFO"

Thu Dec 1 13:31:13 CET 2016

Hello,

tm.t_uac_start is another rpc command than what was tried before, this
one doesn't do async operation.

Cheers,
Daniel

On 01/12/2016 13:28, Jonathan Hunter wrote:
>
> Hello,
>
>
> I am currently still using the exec module, so within the .cfg file,
> as when using jsonrpc-s its coming up with the async command issue
> again, I presume this will still be the case?
>
>
> Ok I will try with the combinations you mention.
>
>
> Many thanks
>
>
> Jon
>
>
>
> ------------------------------------------------------------------------
> *From:* Daniel-Constantin Mierla <miconda at gmail.com>
> *Sent:* 01 December 2016 12:24
> *To:* Jonathan Hunter; Kamailio SER - Users Mailing List
> *Subject:* Re: [SR-Users] Send SIP Info within a dialog using
> $uac_req(method)="INFO"
>  
>
> Hello,
>
>
> are you still trying with MI command via kamctl? Not with the
> jsonrpc-s module and tm.t_uac_start?
>
>
> When double quotes disappear is likely due to command line
> interpreter, so you need to put two of them for each one you have now,
> then ones than need to stay should be with more backslashes.
>
>
> Also, you can try to use single quotes to enclose the parameter values
> and let the double quotes in the content of the parameter.
>
>
> Cheers,
> Daniel
>
>
> On 30/11/2016 15:38, Jonathan Hunter wrote:
>> Hi,
>>
>> I am just testing with the mi t_uac_dlg command, and I am trying to
>> create an additional header, which is sent in the SIP INFO message
>> and actually contains double quotes.
>>
>> So in my kamailio.cfg script file I set the variable;
>>
>>
>> $var(testjon8) = "p1=\"STOP\"";
>>
>> xlog("L_INFO","We are going to try and use $var(testjon8)\n");
>>
>> And when seeing in the logs I see it states;
>>
>> We are going to try and use p1="STOP"
>>
>> And p1="STOP" is exactly what I want.
>>
>> However when I generate the SIP INFO message, and check on the wire
>> using wireshark I see;
>>
>> Event:p1=STOP
>>
>> So it doesnt have the double quotes I would like.
>>
>> How can I escape them so the t_uac_dlg command includes them?
>>
>> The portion where this header is generated in the command is;
>>
>>
>> exec_avp("kamctl mi t_uac_dlg INFO $dlg(to_uri) . .
>> \\\"From:'$var(testjon)'\"\\r\\nTo:$var(testjon2)\\r\\nCall-ID:$var(testjon3)\\r\\nAllow:$var(Allow)\\r\\nContact:$var(testjon4)\\r\\nEvent:$var(testjon8)\\r\\n\\\"\"",
>> "$avp(test)");
>>
>>
>>
>> And also running debug I see it as Event:p1="STOP"\r\n\""
>>
>>
>> Can you tell me how I can escape " so its actually within the SIP
>> header itself?
>>
>> Many thanks
>>
>> Jon
>>
>>
>>
>> ------------------------------------------------------------------------
>> *From:* sr-users <sr-users-bounces at lists.sip-router.org> on behalf of
>> Jonathan Hunter <hunterj91 at hotmail.com>
>> *Sent:* 25 November 2016 18:55
>> *To:* Kamailio SER - Users Mailing List; miconda at gmail.com
>> *Subject:* Re: [SR-Users] Send SIP Info within a dialog using
>> $uac_req(method)="INFO"
>>  
>>
>> Hi Daniel,
>>
>>
>> Great thanks very much, will give it a try.
>>
>>
>> Jon
>>
>>
>>
>> ------------------------------------------------------------------------
>> *From:* Daniel-Constantin Mierla <miconda at gmail.com>
>> *Sent:* 22 November 2016 18:46
>> *To:* Jonathan Hunter; Kamailio SER - Users Mailing List
>> *Subject:* Re: [SR-Users] Send SIP Info within a dialog using
>> $uac_req(method)="INFO"
>>  
>>
>> Hello,
>>
>>
>> got a bit of time to look at the code and discovered that there is a
>> rpc command tm.t_uac_start added by ser guys that might get you
>> moving forward. It is not waiting for the reply of the generated
>> request and you can use it with json rpc exec function in the config,
>> so it avoids using exec.
>>
>>
>> Can you give it a try?
>>
>>
>> Some documentation can be found in the comments of the function used
>> by this command:
>>
>>   -
>> https://github.com/kamailio/kamailio/blob/master/modules/tm/rpc_uac.c#L399
>>
>> Cheers,
>> Daniel
>>
>>
>> On 22/11/2016 18:35, Jonathan Hunter wrote:
>>>
>>> Hi Daniel,
>>>
>>>
>>> Thanks here you go;
>>>
>>>
>>> [root at POC_ProxyA kamailio]# kamctl mi t_uac_dlg INFO
>>> sip:3003 at 193.144.1.112 . udp:10.70.1.136:5060  
>>>  \"From:sip:1234 at 8.8.8.8"\r\nTo:sip:3003 at 193.144.1.112\r\nContact:sip:daemon at 8.8.8.8\r\n\""
>>> 404 Invalid local socket
>>> [root at POC_ProxyA kamailio]# VERBOSE=1 kamctl mi t_uac_dlg INFO
>>> sip:3003 at 193.144.1.112 . udp:10.70.1.136:5060  
>>>  \"From:sip:1234 at 8.8.8.8"\r\nTo:sip:3003 at 193.144.1.112\r\nContact:sip:daemon at 8.8.8.8\r\n\""
>>> database engine 'MYSQL' loaded
>>> Control engine 'FIFO' loaded
>>> entering fifo_cmd t_uac_dlg INFO sip:3003 at 193.144.1.112 .
>>> udp:10.70.1.136:5060 "From:sip:1234 at 8.8.8.8
>>> To:sip:3003 at 193.144.1.112
>>> Contact:sip:daemon at 8.8.8.8
>>> "
>>> 404 Invalid local socket
>>> FIFO command was:
>>> :t_uac_dlg:kamailio_receiver_23469
>>> INFO
>>> sip:3003 at 193.144.1.112
>>> .
>>> udp:10.70.1.136:5060
>>> "From:sip:1234 at 8.8.8.8
>>> To:sip:3003 at 193.144.1.112
>>> Contact:sip:daemon at 8.8.8.8
>>> "
>>>
>>>
>>> Thanks
>>>
>>>
>>> Jon
>>>
>> Daniel-Constantin Mierla
>> http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>> Kamailio Advanced Training, Berlin, Nov 28-30, 2016 - http://www.asipto.com
>
> -- 
> Daniel-Constantin Mierla
> twitter.com/miconda -- linkedin.com/in/miconda
> Kamailio World Conference - May 8-10, 2017 - www.kamailioworld.com

-- 
Daniel-Constantin Mierla
www.twitter.com/miconda -- www.linkedin.com/in/miconda
Kamailio World Conference - May 8-10, 2017 - www.kamailioworld.com

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