[sr-dev] rtpengine crashes

[Carlos Ruiz Díaz]

Hi Richard, Alex,

On Tue, Jul 1, 2014 at 6:58 AM, Richard Fuchs <rfuchs at sipwise.com> wrote:

> On 30/06/14 12:04 PM, Alex Balashov wrote:
>
>> On 06/30/2014 09:48 AM, Richard Fuchs wrote:
>>
>>  After carefully considering the code again, I believe the assertion
>>> trigger may be a rare but valid case after all. I have thus removed the
>>> assertion and the code is now simply ignoring this case. I expect that
>>> fixes your problem.
>>>
>>> https://github.com/sipwise/rtpengine/commit/
>>> 2e9ae75fb0eeddaa877f27c9c4ba98a2c64c2d15
>>>
>>>
>> Thank you, Richard. Can you elaborate as to what this case might be?
>>
>
> It's about how many ports are used for a particular media stream, normally
> it's two, but it can be different. If there's a disagreement about this
> between the two sides, then I believe some of the pointers could be left
> NULLed. I haven't actually tested this though.
>

I'm curious about it. Is there a way of simulating this? Under what
conditions should this happen?

Regards,
Carlos


>
> There's also the issue of a race condition due to incorrect locking. I've
> just pushed another commit to make this more robust. Either case requires
> reception of a stray UDP packet on a local port which is either unused or
> not yet used.
>
> cheers
>
>
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-- 
Carlos
http://caruizdiaz.com
http://ngvoice.com
+52 55 3048 3303
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