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      <a href="https://reviewboard.asterisk.org/r/2943/">https://reviewboard.asterisk.org/r/2943/</a>
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 <pre style="white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;">What might be a preferable solution would be to change
stasis_app_control_remove_channel_from_bridge() to be asynchronous.
We're ignoring the return code anyways, and by pre-checking that the
channel is indeed in the bridge the only failures removing the channel
from the bridge would be internal to Asterisk, and you'll find
yourself digging through the log trying to figure out what went wrong
anyways.</pre>
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    <a href="https://reviewboard.asterisk.org/r/2943/diff/1/?file=47307#file47307line237" style="color: black; font-weight: bold; text-decoration: underline;">trunk/res/ari/resource_bridges.c</a>
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   <td colspan="4"><pre style="font-size: 8pt; line-height: 140%; margin: 0; ">void ast_ari_remove_channel_from_bridge(struct ast_variable *headers, struct ast_remove_channel_from_bridge_args *args, struct ast_ari_response *response)</pre></td>

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    <td bgcolor="#c5ffc4" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: 0; "></pre></td>
    <th bgcolor="#b1ebb0" style="border-left: 1px solid #C0C0C0; border-right: 1px solid #C0C0C0;" align="right"><font size="2">237</font></th>
    <td bgcolor="#c5ffc4" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: 0; "><span class="tb">   </span><span class="tb">  </span><span class="tb">  </span><span class="n">chan</span> <span class="o">=</span> <span class="n">ast_channel_get_by_name</span><span class="p">(</span><span class="n">args</span><span class="o">-></span><span class="n">channel</span><span class="p">[</span><span class="n">i</span><span class="p">]);</span></pre></td>
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    <th bgcolor="#b1ebb0" style="border-left: 1px solid #C0C0C0; border-right: 1px solid #C0C0C0;" align="right"><font size="2">238</font></th>
    <td bgcolor="#c5ffc4" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: 0; "><span class="tb">   </span><span class="tb">  </span><span class="tb">  </span><span class="k">if</span> <span class="p">(</span><span class="n">ast_channel_stream</span><span class="p">(</span><span class="n">chan</span><span class="p">))</span> <span class="p">{</span></pre></td>
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<pre style="margin-left: 2em; white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;">There's a possible race condition here. Between the time that you
check, and when you call the remove code below a playback could be
started.</pre>
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    <a href="https://reviewboard.asterisk.org/r/2943/diff/1/?file=47307#file47307line241" style="color: black; font-weight: bold; text-decoration: underline;">trunk/res/ari/resource_bridges.c</a>
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   <td colspan="4"><pre style="font-size: 8pt; line-height: 140%; margin: 0; ">void ast_ari_remove_channel_from_bridge(struct ast_variable *headers, struct ast_remove_channel_from_bridge_args *args, struct ast_ari_response *response)</pre></td>

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    <td bgcolor="#c5ffc4" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: 0; "></pre></td>
    <th bgcolor="#b1ebb0" style="border-left: 1px solid #C0C0C0; border-right: 1px solid #C0C0C0;" align="right"><font size="2">241</font></th>
    <td bgcolor="#c5ffc4" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: 0; "><span class="tb">   </span><span class="tb">  </span><span class="tb">  </span><span class="tb">  </span><span class="n">ast_ari_response_error</span><span class="p">(</span><span class="n">response</span><span class="p">,</span> <span class="mi">409</span><span class="p">,</span></pre></td>
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    <td bgcolor="#c5ffc4" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: 0; "></pre></td>
    <th bgcolor="#b1ebb0" style="border-left: 1px solid #C0C0C0; border-right: 1px solid #C0C0C0;" align="right"><font size="2">242</font></th>
    <td bgcolor="#c5ffc4" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: 0; "><span class="tb">   </span><span class="tb">  </span><span class="tb">  </span><span class="tb">  </span><span class="tb">  </span><span class="s">"Conflict"</span><span class="p">,</span></pre></td>
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    <td bgcolor="#c5ffc4" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: 0; "></pre></td>
    <th bgcolor="#b1ebb0" style="border-left: 1px solid #C0C0C0; border-right: 1px solid #C0C0C0;" align="right"><font size="2">243</font></th>
    <td bgcolor="#c5ffc4" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: 0; "><span class="tb">   </span><span class="tb">  </span><span class="tb">  </span><span class="tb">  </span><span class="tb">  </span><span class="s">"Channel '%s' in playback"</span><span class="p">,</span> <span class="n">args</span><span class="o">-></span><span class="n">channel</span><span class="p">[</span><span class="n">i</span><span class="p">]);</span></pre></td>
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<pre style="margin-left: 2em; white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;">We're responding with JSON, the channel id ought to be its own field
instead (or maybe in addition to) being embedded in the message
string.</pre>
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<p>- David</p>


<br />
<p>On October 18th, 2013, 7:22 p.m. CDT, Paul Belanger wrote:</p>








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<div>Review request for Asterisk Developers.</div>
<div>By Paul Belanger.</div>


<p style="color: grey;"><i>Updated Oct. 18, 2013, 7:22 p.m.</i></p>









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 <b style="color: #575012; font-size: 10pt;">Repository: </b>
Asterisk
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<h1 style="color: #575012; font-size: 10pt; margin-top: 1.5em;">Description </h1>
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   <pre style="margin: 0; padding: 0; white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;">Ran into a blocking issue, if you try to remove a channel from a bridge while playback's are queue, the HTTP request will block.  Now we return 409 listing which channel is the issue.</pre>
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<h1 style="color: #575012; font-size: 10pt; margin-top: 1.5em;">Testing </h1>
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   <pre style="margin: 0; padding: 0; white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;">Local development box / swagger</pre>
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<h1 style="color: #575012; font-size: 10pt; margin-top: 1.5em;">Diffs</b> </h1>
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 <li>trunk/rest-api/api-docs/bridges.json <span style="color: grey">(401279)</span></li>

 <li>trunk/res/res_ari_bridges.c <span style="color: grey">(401279)</span></li>

 <li>trunk/res/ari/resource_bridges.c <span style="color: grey">(401279)</span></li>

</ul>

<p><a href="https://reviewboard.asterisk.org/r/2943/diff/" style="margin-left: 3em;">View Diff</a></p>







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