[SR-Users] sdp extra \r\n in multipart body

[Diego Nadares]

Hi guys,

Any hint on what is the correct multipart format? I couldn't find it in rfc.

Thanks again.

cheers,

Diego.

2017-08-22 9:37 GMT-03:00 Diego Nadares <dnadares at gmail.com>:

> Hi Daniel! Thanks for your reply.
>
> The rtpengine module I think it's expecting two \r\n like:
>
> ...pcma/8000\r\n
> \r\n
> --uniqueboundary
> ....
> cpc,9\r\n
> \r\n
> --uniqueboundary--
>
>
> I saw the code and I modified it but Can any one cofirm if multipart has
> to be like
>
> ...pcma/8000\r\n
> \r\n
> --uniqueboundary
>
> Or
> ...pcma/8000\r\n
> --uniqueboundary
>
> Or any one of those?
>
> Thanks again!
>
> Diego
>
>
> El El lun, 21 de ago. de 2017 a las 02:33, Daniel-Constantin Mierla <
> miconda at gmail.com> escribió:
>
>> Hello,
>>
>> there is \r\n after
>>
>> a=rtpmap:8 PCMA/8000
>>
>> because
>>
>> --uniqueBoundary--
>>
>> is on next line.
>>
>> Maybe is the fault of the code extracting sdp from multi-part body. Open
>> an issue on github bug tracker not to forget about it. If nobody looks at
>> it, I will try to do it, but it may take few days given traveling.
>>
>> Cheers,
>> Daniel
>>
>> On 18.08.17 22:21, Diego Nadares wrote:
>>
>> Hi guys,
>>
>> I have the following multipart body
>>
>> Content-Type: multipart/mixed;boundary=uniqueBoundary
>> Remote-Party-ID: <tel:1112222;phone-context=+54>
>> <1112222;phone-context=+54>
>> Content-Length:   364
>>
>> --uniqueBoundary
>> Content-Type: application/sdp
>>
>> v=0
>> o=user1 53655765 2353687637 <02353%2068-7637> IN IP4 111.111.111.111
>> s=-
>> c=IN IP4 111.111.111.111
>> t=0 0
>> m=audio 6000 RTP/AVP 8
>> *a=rtpmap:8 PCMA/8000*
>> *--uniqueBoundary--*
>> Content-Type: application/gtd
>> Content-Disposition: signal;handling=optional
>>
>> IAM,
>> CPC,20
>> GCI,885sdfasdf1123
>>
>> --uniqueBoundary--
>>
>>
>> As you can see *--uniqueBoundary *before *a=rtpmap:8 PCMA/8000* has not
>> an extra '\r\n'. Is this correct? Or should have it?
>>
>> The thing is that rtpengine is receiving sdp with no final '\r'n' from
>> kamailio:
>>
>> Dump for 'offer' from 127.0.0.1:37388: { "sdp": "v=0#015#012o=user1
>> 53655765 2353687637 <02353%2068-7637> IN IP4 111.111.111.111#015#012s=-#015#012c=IN
>> IP4 111.111.111.111#015#012t=0 0#015#012m=audio 6000 RTP/AVP 8#015#012*a=rtpmap:8
>> PCMA/8000"*, "ICE": "remove", "direction": [ "pub", "priv" ], "replace":
>> [ "origin", "session-connection" ], "transport-protocol": "RTP/AVP",
>> "call-id": "1-17755 at 111.111.111.111", "received-from": [ "IP4",
>> "111.111.111.111" ], "from-tag": "1", "command": "offer" }
>>
>> And the resulting sdp from rtpengine is this:
>>
>> --uniqueBoundary
>> Content-Type: application/sdp
>>
>> v=0
>> o=user1 53655765 2353687637 <02353%2068-7637> IN IP4 172.16.213.16
>> s=-
>> c=IN IP4 172.16.213.16
>> t=0 0
>> m=audio 35066 RTP/AVP 8
>> *a=rtpmap:8 PCMA/8000a=sendrecv*
>> a=rtcp:35067
>>
>> The problem is related with that '\r\n' but Is this a malformed message
>> or a possible bug?
>>
>> Thanks in advance!
>>
>> Diego
>>
>>
>>
>>
>>
>>
>> _______________________________________________
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>>
>>
>> --
>> Daniel-Constantin Mierlawww.twitter.com/miconda -- www.linkedin.com/in/miconda
>> Kamailio Advanced Training - www.asipto.com
>> Kamailio World Conference - www.kamailioworld.com
>>
>>
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