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Ship it!


Please address the rtp_engine documentation finding before committing.

- Matt Jordan


On April 9, 2014, 2:19 p.m., rmudgett wrote:
> 
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> https://reviewboard.asterisk.org/r/3431/
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> (Updated April 9, 2014, 2:19 p.m.)
> 
> 
> Review request for Asterisk Developers.
> 
> 
> Repository: Asterisk
> 
> 
> Description
> -------
> 
> The failing assertion ensures that the final snapshot gets generated so CDR 
> records can get finalized.  The only place where a channel staging snapshot 
> flag could be left set is in the handle_request_bye().  The function could 
> return before clearing the flag because the channel could dissappear while 
> the function had to have the channel unlocked.
> 
> * Fixed handle_request_bye() channel snapshot staging coverage area to not 
> have a return in the middle of it and be unable to clear the staging flag.
> 
> * Pushed the channel snapshot staging coverage area into 
> ast_rtp_instance_set_stats_vars() to ensure that the staging is not 
> interrutped.
> 
> * Made callers of ast_rtp_instance_set_stats_vars() not call it with channels 
> or channel driver private locks held to eliminate the deadlock potential.  
> The callers must hold references to the passed in channel and rtp objects.
> 
> * Eliminated sip_hangup() trying to get the bridge peer.  It is futile at 
> this point because the channel could never be in a bridge.
> 
> * Moved sip_pvt unref in ast_hangup() and handle_request_do() to the end of 
> the function.  The unref needs to happen after the last use of the pointer.
> 
> 
> Diffs
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> 
>   /branches/12/main/rtp_engine.c 412047 
>   /branches/12/channels/chan_sip.c 412047 
> 
> Diff: https://reviewboard.asterisk.org/r/3431/diff/
> 
> 
> Testing
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> 
> I was unsuccessful in reproducing the testsuite channel staging assertion 
> failure.
> However, SIP calls can still setup and teardown with the patch installed.
> 
> 
> Thanks,
> 
> rmudgett
> 
>

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