[asterisk-dev] [Code Review] Rework the Asterisk indications API

[Russell Bryant]

On 2009-02-10 19:10:15, Russell Bryant wrote:
> > I'll take a closer look at refcounts and such when you get the ast_tone_zone_sound portion complete.

I've posted an updated diff that includes the rest of the changes I wanted to make.


- Russell


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On 2009-02-11 10:58:48, Russell Bryant wrote:
> 
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> 
> (Updated 2009-02-11 10:58:48)
> 
> 
> Review request for Asterisk Developers.
> 
> 
> Summary
> -------
> 
> This patch includes a number of changes to the indications API.  The primary motivation for this work was to improve stability.  The object management in this API was significantly flawed, and a number of trivial situations could cause crashes.
> 
> The changes included are:
> 
> 1) Remove the module res_indications.  This included the critical functionality that actually loaded the indications configuration.  I have seen many people have Asterisk problems because they accidentally did not have an indications.conf present and loaded.  In fact, this came up again in #asterisk-dev today.  Now, this code is in the core, and Asterisk will fail to start without indications configuration.  
> 
> There was one part of res_indications, the dialplan applications, which did belong in a module, and have been moved to a new module, app_playtones.
> 
> 2) Object management has been significantly changed.  Tone zones are now managed using astobj2, and it is no longer possible to crash Asterisk by issuing a reload while tone zones are in use.
> 
> 3) The API documentation has been filled out.
> 
> 4) The API has been updated to follow our naming conventions.
> 
> 5) Various bits of code throughout the tree have been updated to account for the API update.
> 
> 6) Configuration parsing has been mostly re-written.
> 
> 7) "Code cleanup"
> 
> 
> Diffs
> -----
> 
>   /trunk/apps/app_disa.c 174880 
>   /trunk/apps/app_playtones.c PRE-CREATION 
>   /trunk/apps/app_read.c 174880 
>   /trunk/apps/app_readexten.c 174880 
>   /trunk/channels/chan_misdn.c 174880 
>   /trunk/channels/chan_skinny.c 174880 
>   /trunk/channels/chan_unistim.c 174880 
>   /trunk/configs/indications.conf.sample 174880 
>   /trunk/funcs/func_channel.c 174880 
>   /trunk/include/asterisk/_private.h 174880 
>   /trunk/include/asterisk/channel.h 174880 
>   /trunk/include/asterisk/indications.h 174880 
>   /trunk/main/app.c 174880 
>   /trunk/main/asterisk.c 174880 
>   /trunk/main/channel.c 174880 
>   /trunk/main/indications.c 174880 
>   /trunk/main/loader.c 174880 
>   /trunk/main/pbx.c 174880 
>   /trunk/res/res_indications.c 174880 
>   /trunk/res/snmp/agent.c 174880 
> 
> Diff: http://reviewboard.digium.com/r/149/diff
> 
> 
> Testing
> -------
> 
> Basic testing playing different tones using the Playtones() application works fine.
> 
> 
> Thanks,
> 
> Russell
> 
>