1406 lines
42 KiB
C
1406 lines
42 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2013, Digium, Inc.
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*
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* David M. Lee, II <dlee@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief The Asterisk Management Interface - AMI (channel event handling)
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*
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* \author David M. Lee, II <dlee@digium.com>
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*
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* AMI generated many per-channel and global-channel events by converting Stasis
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* messages to AMI events. It makes sense to simply put them into a single file.
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*/
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#include "asterisk.h"
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#include "asterisk/callerid.h"
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#include "asterisk/channel.h"
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#include "asterisk/manager.h"
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#include "asterisk/stasis_message_router.h"
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#include "asterisk/pbx.h"
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#include "asterisk/stasis_channels.h"
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/*** DOCUMENTATION
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<managerEvent language="en_US" name="Newchannel">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a new channel is created.</synopsis>
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<syntax>
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<channel_snapshot/>
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</syntax>
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<see-also>
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<ref type="managerEvent">Newstate</ref>
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<ref type="managerEvent">Hangup</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="Newstate">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a channel's state changes.</synopsis>
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<syntax>
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<channel_snapshot/>
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</syntax>
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<see-also>
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<ref type="managerEvent">Newchannel</ref>
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<ref type="managerEvent">Hangup</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="Hangup">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a channel is hung up.</synopsis>
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<syntax>
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<channel_snapshot/>
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<parameter name="Cause">
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<para>A numeric cause code for why the channel was hung up.</para>
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</parameter>
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<parameter name="Cause-txt">
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<para>A description of why the channel was hung up.</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="managerEvent">Newchannel</ref>
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<ref type="managerEvent">SoftHangupRequest</ref>
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<ref type="managerEvent">HangupRequest</ref>
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<ref type="managerEvent">Newstate</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="HangupRequest">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a hangup is requested.</synopsis>
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<syntax>
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<channel_snapshot/>
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<xi:include xpointer="xpointer(/docs/managerEvent[@name='Hangup']/managerEventInstance/syntax/parameter[@name='Cause'])" />
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</syntax>
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<see-also>
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<ref type="managerEvent">SoftHangupRequest</ref>
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<ref type="managerEvent">Hangup</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="SoftHangupRequest">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a soft hangup is requested with a specific cause code.</synopsis>
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<syntax>
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<channel_snapshot/>
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<xi:include xpointer="xpointer(/docs/managerEvent[@name='Hangup']/managerEventInstance/syntax/parameter[@name='Cause'])" />
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</syntax>
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<see-also>
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<ref type="managerEvent">HangupRequest</ref>
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<ref type="managerEvent">Hangup</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="NewExten">
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<managerEventInstance class="EVENT_FLAG_DIALPLAN">
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<synopsis>Raised when a channel enters a new context, extension, priority.</synopsis>
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<syntax>
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<channel_snapshot/>
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<parameter name="Extension">
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<para>Deprecated in 12, but kept for
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backward compatability. Please use
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'Exten' instead.</para>
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</parameter>
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<parameter name="Application">
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<para>The application about to be executed.</para>
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</parameter>
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<parameter name="AppData">
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<para>The data to be passed to the application.</para>
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</parameter>
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</syntax>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="NewCallerid">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a channel receives new Caller ID information.</synopsis>
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<syntax>
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<channel_snapshot/>
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<parameter name="CID-CallingPres">
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<para>A description of the Caller ID presentation.</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="function">CALLERID</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="NewConnectedLine">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a channel's connected line information is changed.</synopsis>
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<syntax>
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<channel_snapshot/>
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</syntax>
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<see-also>
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<ref type="function">CONNECTEDLINE</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="NewAccountCode">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a Channel's AccountCode is changed.</synopsis>
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<syntax>
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<channel_snapshot/>
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<parameter name="OldAccountCode">
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<para>The channel's previous account code</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="function">CHANNEL</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="DialBegin">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a dial action has started.</synopsis>
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<syntax>
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<channel_snapshot/>
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<channel_snapshot prefix="Dest"/>
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<parameter name="DialString">
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<para>The non-technology specific device being dialed.</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="application">Dial</ref>
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<ref type="application">Originate</ref>
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<ref type="manager">Originate</ref>
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<ref type="managerEvent">DialEnd</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="DialState">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when dial status has changed.</synopsis>
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<syntax>
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<channel_snapshot/>
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<channel_snapshot prefix="Dest"/>
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<parameter name="DialStatus">
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<para> The new state of the outbound dial attempt.</para>
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<enumlist>
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<enum name="RINGING">
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<para>The outbound channel is ringing.</para>
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</enum>
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<enum name="PROCEEDING">
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<para>The call to the outbound channel is proceeding.</para>
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</enum>
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<enum name="PROGRESS">
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<para>Progress has been received on the outbound channel.</para>
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</enum>
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</enumlist>
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</parameter>
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<parameter name="Forward" required="false">
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<para>If the call was forwarded, where the call was
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forwarded to.</para>
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</parameter>
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</syntax>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="DialEnd">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a dial action has completed.</synopsis>
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<syntax>
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<channel_snapshot/>
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<channel_snapshot prefix="Dest"/>
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<parameter name="DialStatus">
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<para>The result of the dial operation.</para>
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<enumlist>
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<enum name="ABORT">
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<para>The call was aborted.</para>
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</enum>
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<enum name="ANSWER">
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<para>The caller answered.</para>
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</enum>
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<enum name="BUSY">
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<para>The caller was busy.</para>
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</enum>
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<enum name="CANCEL">
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<para>The caller cancelled the call.</para>
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</enum>
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<enum name="CHANUNAVAIL">
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<para>The requested channel is unavailable.</para>
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</enum>
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<enum name="CONGESTION">
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<para>The called party is congested.</para>
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</enum>
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<enum name="CONTINUE">
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<para>The dial completed, but the caller elected
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to continue in the dialplan.</para>
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</enum>
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<enum name="GOTO">
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<para>The dial completed, but the caller jumped to
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a dialplan location.</para>
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<para>If known, the location the caller is jumping
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to will be appended to the result following a
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":".</para>
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</enum>
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<enum name="NOANSWER">
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<para>The called party failed to answer.</para>
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</enum>
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</enumlist>
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</parameter>
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<parameter name="Forward" required="false">
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<para>If the call was forwarded, where the call was
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forwarded to.</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="application">Dial</ref>
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<ref type="application">Originate</ref>
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<ref type="manager">Originate</ref>
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<ref type="managerEvent">DialBegin</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="Hold">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a channel goes on hold.</synopsis>
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<syntax>
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<channel_snapshot/>
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<parameter name="MusicClass">
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<para>The suggested MusicClass, if provided.</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="managerEvent">Unhold</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="Unhold">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a channel goes off hold.</synopsis>
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<syntax>
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<channel_snapshot/>
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</syntax>
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<see-also>
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<ref type="managerEvent">Hold</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="ChanSpyStart">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when one channel begins spying on another channel.</synopsis>
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<syntax>
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<channel_snapshot prefix="Spyer"/>
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<channel_snapshot prefix="Spyee"/>
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</syntax>
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<see-also>
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<ref type="managerEvent">ChanSpyStop</ref>
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<ref type="application">ChanSpy</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="ChanSpyStop">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when a channel has stopped spying.</synopsis>
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<syntax>
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<channel_snapshot prefix="Spyer"/>
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<channel_snapshot prefix="Spyee"/>
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</syntax>
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<see-also>
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<ref type="managerEvent">ChanSpyStart</ref>
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<ref type="application">ChanSpy</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="HangupHandlerRun">
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<managerEventInstance class="EVENT_FLAG_DIALPLAN">
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<synopsis>Raised when a hangup handler is about to be called.</synopsis>
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<syntax>
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<channel_snapshot/>
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<parameter name="Handler">
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<para>Hangup handler parameter string passed to the Gosub application.</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="function">CHANNEL</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="HangupHandlerPop">
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<managerEventInstance class="EVENT_FLAG_DIALPLAN">
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<synopsis>
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Raised when a hangup handler is removed from the handler stack
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by the CHANNEL() function.
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</synopsis>
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<syntax>
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<channel_snapshot/>
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<xi:include xpointer="xpointer(/docs/managerEvent[@name='HangupHandlerRun']/managerEventInstance/syntax/parameter)" />
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</syntax>
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<see-also>
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<ref type="managerEvent">HangupHandlerPush</ref>
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<ref type="function">CHANNEL</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="HangupHandlerPush">
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<managerEventInstance class="EVENT_FLAG_DIALPLAN">
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<synopsis>
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Raised when a hangup handler is added to the handler stack by
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the CHANNEL() function.
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</synopsis>
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<syntax>
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<channel_snapshot/>
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<xi:include xpointer="xpointer(/docs/managerEvent[@name='HangupHandlerRun']/managerEventInstance/syntax/parameter)" />
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</syntax>
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<see-also>
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<ref type="managerEvent">HangupHandlerPop</ref>
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<ref type="function">CHANNEL</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="FAXStatus">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>
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Raised periodically during a fax transmission.
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</synopsis>
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<syntax>
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<channel_snapshot/>
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<parameter name="Operation">
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<enumlist>
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<enum name="gateway"/>
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<enum name="receive"/>
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<enum name="send"/>
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</enumlist>
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</parameter>
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<parameter name="Status">
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<para>A text message describing the current status of the fax</para>
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</parameter>
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<xi:include xpointer="xpointer(/docs/managerEvent[@name='ReceiveFAX']/managerEventInstance/syntax/parameter[@name='LocalStationID'])" />
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<xi:include xpointer="xpointer(/docs/managerEvent[@name='ReceiveFAX']/managerEventInstance/syntax/parameter[@name='FileName'])" />
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</syntax>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="ReceiveFAX">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>
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Raised when a receive fax operation has completed.
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</synopsis>
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<syntax>
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<channel_snapshot/>
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<parameter name="LocalStationID">
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<para>The value of the <variable>LOCALSTATIONID</variable> channel variable</para>
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</parameter>
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<parameter name="RemoteStationID">
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<para>The value of the <variable>REMOTESTATIONID</variable> channel variable</para>
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</parameter>
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<parameter name="PagesTransferred">
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<para>The number of pages that have been transferred</para>
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</parameter>
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<parameter name="Resolution">
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<para>The negotiated resolution</para>
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</parameter>
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<parameter name="TransferRate">
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<para>The negotiated transfer rate</para>
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</parameter>
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<parameter name="FileName" multiple="yes">
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<para>The files being affected by the fax operation</para>
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</parameter>
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</syntax>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="SendFAX">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>
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Raised when a send fax operation has completed.
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</synopsis>
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<syntax>
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<channel_snapshot/>
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<xi:include xpointer="xpointer(/docs/managerEvent[@name='ReceiveFAX']/managerEventInstance/syntax/parameter)" />
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</syntax>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="MusicOnHoldStart">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when music on hold has started on a channel.</synopsis>
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<syntax>
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<channel_snapshot/>
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<parameter name="Class">
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<para>The class of music being played on the channel</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="managerEvent">MusicOnHoldStop</ref>
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<ref type="application">StartMusicOnHold</ref>
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<ref type="application">MusicOnHold</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="MusicOnHoldStop">
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<managerEventInstance class="EVENT_FLAG_CALL">
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<synopsis>Raised when music on hold has stopped on a channel.</synopsis>
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<syntax>
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<channel_snapshot/>
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</syntax>
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<see-also>
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<ref type="managerEvent">MusicOnHoldStart</ref>
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<ref type="application">StopMusicOnHold</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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***/
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/*! \brief The \ref stasis subscription returned by the forwarding of the channel topic
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* to the manager topic
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*/
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static struct stasis_forward *topic_forwarder;
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struct ast_str *ast_manager_build_channel_state_string_prefix(
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const struct ast_channel_snapshot *snapshot,
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const char *prefix)
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{
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struct ast_str *out;
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char *caller_name;
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char *connected_name;
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int res;
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if (!snapshot || (snapshot->base->tech_properties & AST_CHAN_TP_INTERNAL)) {
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return NULL;
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}
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out = ast_str_create(1024);
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if (!out) {
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return NULL;
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}
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caller_name = ast_escape_c_alloc(snapshot->caller->name);
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connected_name = ast_escape_c_alloc(snapshot->connected->name);
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res = ast_str_set(&out, 0,
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"%sChannel: %s\r\n"
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"%sChannelState: %u\r\n"
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"%sChannelStateDesc: %s\r\n"
|
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"%sCallerIDNum: %s\r\n"
|
|
"%sCallerIDName: %s\r\n"
|
|
"%sConnectedLineNum: %s\r\n"
|
|
"%sConnectedLineName: %s\r\n"
|
|
"%sLanguage: %s\r\n"
|
|
"%sAccountCode: %s\r\n"
|
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"%sContext: %s\r\n"
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|
"%sExten: %s\r\n"
|
|
"%sPriority: %d\r\n"
|
|
"%sUniqueid: %s\r\n"
|
|
"%sLinkedid: %s\r\n",
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|
prefix, snapshot->base->name,
|
|
prefix, snapshot->state,
|
|
prefix, ast_state2str(snapshot->state),
|
|
prefix, S_OR(snapshot->caller->number, "<unknown>"),
|
|
prefix, S_OR(caller_name, "<unknown>"),
|
|
prefix, S_OR(snapshot->connected->number, "<unknown>"),
|
|
prefix, S_OR(connected_name, "<unknown>"),
|
|
prefix, snapshot->base->language,
|
|
prefix, snapshot->base->accountcode,
|
|
prefix, snapshot->dialplan->context,
|
|
prefix, snapshot->dialplan->exten,
|
|
prefix, snapshot->dialplan->priority,
|
|
prefix, snapshot->base->uniqueid,
|
|
prefix, snapshot->peer->linkedid);
|
|
|
|
ast_free(caller_name);
|
|
ast_free(connected_name);
|
|
|
|
if (!res) {
|
|
ast_free(out);
|
|
return NULL;
|
|
}
|
|
|
|
if (snapshot->manager_vars) {
|
|
struct ast_var_t *var;
|
|
char *val;
|
|
AST_LIST_TRAVERSE(snapshot->manager_vars, var, entries) {
|
|
val = ast_escape_c_alloc(var->value);
|
|
ast_str_append(&out, 0, "%sChanVariable: %s=%s\r\n",
|
|
prefix,
|
|
var->name, S_OR(val, ""));
|
|
ast_free(val);
|
|
}
|
|
}
|
|
|
|
return out;
|
|
}
|
|
|
|
struct ast_str *ast_manager_build_channel_state_string(
|
|
const struct ast_channel_snapshot *snapshot)
|
|
{
|
|
return ast_manager_build_channel_state_string_prefix(snapshot, "");
|
|
}
|
|
|
|
/*! \brief Typedef for callbacks that get called on channel snapshot updates */
|
|
typedef struct ast_manager_event_blob *(*channel_snapshot_monitor)(
|
|
struct ast_channel_snapshot *old_snapshot,
|
|
struct ast_channel_snapshot *new_snapshot);
|
|
|
|
/*! \brief Handle channel state changes */
|
|
static struct ast_manager_event_blob *channel_state_change(
|
|
struct ast_channel_snapshot *old_snapshot,
|
|
struct ast_channel_snapshot *new_snapshot)
|
|
{
|
|
int is_hungup, was_hungup;
|
|
|
|
/* The Newchannel, Newstate and Hangup events are closely related, in
|
|
* in that they are mutually exclusive, basically different flavors
|
|
* of a new channel state event.
|
|
*/
|
|
|
|
if (!old_snapshot) {
|
|
return ast_manager_event_blob_create(
|
|
EVENT_FLAG_CALL, "Newchannel", NO_EXTRA_FIELDS);
|
|
}
|
|
|
|
was_hungup = ast_test_flag(&old_snapshot->flags, AST_FLAG_DEAD) ? 1 : 0;
|
|
is_hungup = ast_test_flag(&new_snapshot->flags, AST_FLAG_DEAD) ? 1 : 0;
|
|
|
|
if (!was_hungup && is_hungup) {
|
|
return ast_manager_event_blob_create(
|
|
EVENT_FLAG_CALL, "Hangup",
|
|
"Cause: %d\r\n"
|
|
"Cause-txt: %s\r\n",
|
|
new_snapshot->hangup->cause,
|
|
ast_cause2str(new_snapshot->hangup->cause));
|
|
}
|
|
|
|
if (old_snapshot->state != new_snapshot->state) {
|
|
return ast_manager_event_blob_create(
|
|
EVENT_FLAG_CALL, "Newstate", NO_EXTRA_FIELDS);
|
|
}
|
|
|
|
/* No event */
|
|
return NULL;
|
|
}
|
|
|
|
static struct ast_manager_event_blob *channel_newexten(
|
|
struct ast_channel_snapshot *old_snapshot,
|
|
struct ast_channel_snapshot *new_snapshot)
|
|
{
|
|
/* Empty application is not valid for a Newexten event */
|
|
if (ast_strlen_zero(new_snapshot->dialplan->appl)) {
|
|
return NULL;
|
|
}
|
|
|
|
/* Ignore any updates if we're hungup */
|
|
if (ast_test_flag(&new_snapshot->flags, AST_FLAG_DEAD)) {
|
|
return NULL;
|
|
}
|
|
|
|
/* Ignore updates if the CEP is unchanged */
|
|
if (old_snapshot && ast_channel_snapshot_cep_equal(old_snapshot, new_snapshot)) {
|
|
return NULL;
|
|
}
|
|
|
|
/* DEPRECATED: Extension field deprecated in 12; remove in 14 */
|
|
return ast_manager_event_blob_create(
|
|
EVENT_FLAG_DIALPLAN, "Newexten",
|
|
"Extension: %s\r\n"
|
|
"Application: %s\r\n"
|
|
"AppData: %s\r\n",
|
|
new_snapshot->dialplan->exten,
|
|
new_snapshot->dialplan->appl,
|
|
new_snapshot->dialplan->data);
|
|
}
|
|
|
|
static struct ast_manager_event_blob *channel_new_callerid(
|
|
struct ast_channel_snapshot *old_snapshot,
|
|
struct ast_channel_snapshot *new_snapshot)
|
|
{
|
|
struct ast_manager_event_blob *res;
|
|
char *callerid;
|
|
|
|
/* No NewCallerid event on first channel snapshot */
|
|
if (!old_snapshot) {
|
|
return NULL;
|
|
}
|
|
|
|
if (ast_channel_snapshot_caller_id_equal(old_snapshot, new_snapshot)) {
|
|
return NULL;
|
|
}
|
|
|
|
if (!(callerid = ast_escape_c_alloc(
|
|
ast_describe_caller_presentation(new_snapshot->caller->pres)))) {
|
|
return NULL;
|
|
}
|
|
|
|
res = ast_manager_event_blob_create(
|
|
EVENT_FLAG_CALL, "NewCallerid",
|
|
"CID-CallingPres: %d (%s)\r\n",
|
|
new_snapshot->caller->pres,
|
|
callerid);
|
|
|
|
ast_free(callerid);
|
|
return res;
|
|
}
|
|
|
|
static struct ast_manager_event_blob *channel_new_connected_line(
|
|
struct ast_channel_snapshot *old_snapshot,
|
|
struct ast_channel_snapshot *new_snapshot)
|
|
{
|
|
/* No NewConnectedLine event on first channel snapshot */
|
|
if (!old_snapshot) {
|
|
return NULL;
|
|
}
|
|
|
|
if (ast_channel_snapshot_connected_line_equal(old_snapshot, new_snapshot)) {
|
|
return NULL;
|
|
}
|
|
|
|
return ast_manager_event_blob_create(
|
|
EVENT_FLAG_CALL, "NewConnectedLine", "%s", "");
|
|
}
|
|
|
|
static struct ast_manager_event_blob *channel_new_accountcode(
|
|
struct ast_channel_snapshot *old_snapshot,
|
|
struct ast_channel_snapshot *new_snapshot)
|
|
{
|
|
if (!old_snapshot) {
|
|
return NULL;
|
|
}
|
|
|
|
if (!strcmp(old_snapshot->base->accountcode, new_snapshot->base->accountcode)) {
|
|
return NULL;
|
|
}
|
|
|
|
return ast_manager_event_blob_create(
|
|
EVENT_FLAG_CALL, "NewAccountCode",
|
|
"OldAccountCode: %s\r\n", old_snapshot->base->accountcode);
|
|
}
|
|
|
|
channel_snapshot_monitor channel_monitors[] = {
|
|
channel_state_change,
|
|
channel_newexten,
|
|
channel_new_callerid,
|
|
channel_new_accountcode,
|
|
channel_new_connected_line,
|
|
};
|
|
|
|
static void channel_snapshot_update(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
RAII_VAR(struct ast_str *, channel_event_string, NULL, ast_free);
|
|
struct ast_channel_snapshot_update *update;
|
|
size_t i;
|
|
|
|
update = stasis_message_data(message);
|
|
|
|
for (i = 0; i < ARRAY_LEN(channel_monitors); ++i) {
|
|
RAII_VAR(struct ast_manager_event_blob *, ev, NULL, ao2_cleanup);
|
|
ev = channel_monitors[i](update->old_snapshot, update->new_snapshot);
|
|
|
|
if (!ev) {
|
|
continue;
|
|
}
|
|
|
|
/* If we haven't already, build the channel event string */
|
|
if (!channel_event_string) {
|
|
channel_event_string =
|
|
ast_manager_build_channel_state_string(update->new_snapshot);
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
manager_event(ev->event_flags, ev->manager_event, "%s%s",
|
|
ast_str_buffer(channel_event_string),
|
|
ev->extra_fields);
|
|
}
|
|
}
|
|
|
|
static void publish_basic_channel_event(const char *event, int class, struct ast_channel_snapshot *snapshot)
|
|
{
|
|
RAII_VAR(struct ast_str *, channel_event_string, NULL, ast_free);
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(snapshot);
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
manager_event(class, event,
|
|
"%s",
|
|
ast_str_buffer(channel_event_string));
|
|
}
|
|
|
|
static void channel_hangup_request_cb(void *data,
|
|
struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *obj = stasis_message_data(message);
|
|
struct ast_str *extra;
|
|
struct ast_str *channel_event_string;
|
|
struct ast_json *cause;
|
|
int is_soft;
|
|
char *manager_event = "HangupRequest";
|
|
|
|
if (!obj->snapshot) {
|
|
/* No snapshot? Likely an earlier allocation failure creating it. */
|
|
return;
|
|
}
|
|
|
|
extra = ast_str_create(20);
|
|
if (!extra) {
|
|
return;
|
|
}
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(obj->snapshot);
|
|
if (!channel_event_string) {
|
|
ast_free(extra);
|
|
return;
|
|
}
|
|
|
|
cause = ast_json_object_get(obj->blob, "cause");
|
|
if (cause) {
|
|
ast_str_append(&extra, 0,
|
|
"Cause: %jd\r\n",
|
|
ast_json_integer_get(cause));
|
|
}
|
|
|
|
is_soft = ast_json_is_true(ast_json_object_get(obj->blob, "soft"));
|
|
if (is_soft) {
|
|
manager_event = "SoftHangupRequest";
|
|
}
|
|
|
|
manager_event(EVENT_FLAG_CALL, manager_event,
|
|
"%s%s",
|
|
ast_str_buffer(channel_event_string),
|
|
ast_str_buffer(extra));
|
|
|
|
ast_free(channel_event_string);
|
|
ast_free(extra);
|
|
}
|
|
|
|
static void channel_chanspy_stop_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
RAII_VAR(struct ast_str *, spyer_channel_string, NULL, ast_free);
|
|
RAII_VAR(struct ast_str *, spyee_channel_string, NULL, ast_free);
|
|
struct ast_channel_snapshot *spyer;
|
|
struct ast_channel_snapshot *spyee;
|
|
const char *spyee_info = "";
|
|
struct ast_multi_channel_blob *payload = stasis_message_data(message);
|
|
|
|
spyer = ast_multi_channel_blob_get_channel(payload, "spyer_channel");
|
|
if (!spyer) {
|
|
ast_log(AST_LOG_WARNING, "Received ChanSpy Stop event with no spyer channel!\n");
|
|
return;
|
|
}
|
|
|
|
spyer_channel_string = ast_manager_build_channel_state_string_prefix(spyer, "Spyer");
|
|
if (!spyer_channel_string) {
|
|
return;
|
|
}
|
|
|
|
spyee = ast_multi_channel_blob_get_channel(payload, "spyee_channel");
|
|
if (spyee) {
|
|
spyee_channel_string = ast_manager_build_channel_state_string_prefix(spyee, "Spyee");
|
|
if (spyee_channel_string) {
|
|
spyee_info = ast_str_buffer(spyee_channel_string);
|
|
}
|
|
}
|
|
|
|
manager_event(EVENT_FLAG_CALL, "ChanSpyStop",
|
|
"%s%s",
|
|
ast_str_buffer(spyer_channel_string),
|
|
spyee_info);
|
|
}
|
|
|
|
static void channel_chanspy_start_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
RAII_VAR(struct ast_str *, spyer_channel_string, NULL, ast_free);
|
|
RAII_VAR(struct ast_str *, spyee_channel_string, NULL, ast_free);
|
|
struct ast_channel_snapshot *spyer;
|
|
struct ast_channel_snapshot *spyee;
|
|
struct ast_multi_channel_blob *payload = stasis_message_data(message);
|
|
|
|
spyer = ast_multi_channel_blob_get_channel(payload, "spyer_channel");
|
|
if (!spyer) {
|
|
ast_log(AST_LOG_WARNING, "Received ChanSpy Start event with no spyer channel!\n");
|
|
return;
|
|
}
|
|
spyee = ast_multi_channel_blob_get_channel(payload, "spyee_channel");
|
|
if (!spyee) {
|
|
ast_log(AST_LOG_WARNING, "Received ChanSpy Start event with no spyee channel!\n");
|
|
return;
|
|
}
|
|
|
|
spyer_channel_string = ast_manager_build_channel_state_string_prefix(spyer, "Spyer");
|
|
if (!spyer_channel_string) {
|
|
return;
|
|
}
|
|
spyee_channel_string = ast_manager_build_channel_state_string_prefix(spyee, "Spyee");
|
|
if (!spyee_channel_string) {
|
|
return;
|
|
}
|
|
|
|
manager_event(EVENT_FLAG_CALL, "ChanSpyStart",
|
|
"%s%s",
|
|
ast_str_buffer(spyer_channel_string),
|
|
ast_str_buffer(spyee_channel_string));
|
|
}
|
|
|
|
static void channel_dtmf_begin_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *obj = stasis_message_data(message);
|
|
RAII_VAR(struct ast_str *, channel_event_string, NULL, ast_free);
|
|
const char *digit =
|
|
ast_json_string_get(ast_json_object_get(obj->blob, "digit"));
|
|
const char *direction =
|
|
ast_json_string_get(ast_json_object_get(obj->blob, "direction"));
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(obj->snapshot);
|
|
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
/*** DOCUMENTATION
|
|
<managerEvent language="en_US" name="DTMFBegin">
|
|
<managerEventInstance class="EVENT_FLAG_DTMF">
|
|
<synopsis>Raised when a DTMF digit has started on a channel.</synopsis>
|
|
<syntax>
|
|
<channel_snapshot/>
|
|
<parameter name="Digit">
|
|
<para>DTMF digit received or transmitted (0-9, A-E, # or *</para>
|
|
</parameter>
|
|
<parameter name="Direction">
|
|
<enumlist>
|
|
<enum name="Received"/>
|
|
<enum name="Sent"/>
|
|
</enumlist>
|
|
</parameter>
|
|
</syntax>
|
|
<see-also>
|
|
<ref type="managerEvent">DTMFEnd</ref>
|
|
</see-also>
|
|
</managerEventInstance>
|
|
</managerEvent>
|
|
***/
|
|
manager_event(EVENT_FLAG_DTMF, "DTMFBegin",
|
|
"%s"
|
|
"Digit: %s\r\n"
|
|
"Direction: %s\r\n",
|
|
ast_str_buffer(channel_event_string),
|
|
digit, direction);
|
|
}
|
|
|
|
static void channel_dtmf_end_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *obj = stasis_message_data(message);
|
|
RAII_VAR(struct ast_str *, channel_event_string, NULL, ast_free);
|
|
const char *digit =
|
|
ast_json_string_get(ast_json_object_get(obj->blob, "digit"));
|
|
const char *direction =
|
|
ast_json_string_get(ast_json_object_get(obj->blob, "direction"));
|
|
long duration_ms =
|
|
ast_json_integer_get(ast_json_object_get(obj->blob, "duration_ms"));
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(obj->snapshot);
|
|
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
/*** DOCUMENTATION
|
|
<managerEvent language="en_US" name="DTMFEnd">
|
|
<managerEventInstance class="EVENT_FLAG_DTMF">
|
|
<synopsis>Raised when a DTMF digit has ended on a channel.</synopsis>
|
|
<syntax>
|
|
<channel_snapshot/>
|
|
<parameter name="Digit">
|
|
<para>DTMF digit received or transmitted (0-9, A-E, # or *</para>
|
|
</parameter>
|
|
<parameter name="DurationMs">
|
|
<para>Duration (in milliseconds) DTMF was sent/received</para>
|
|
</parameter>
|
|
<parameter name="Direction">
|
|
<enumlist>
|
|
<enum name="Received"/>
|
|
<enum name="Sent"/>
|
|
</enumlist>
|
|
</parameter>
|
|
</syntax>
|
|
<see-also>
|
|
<ref type="managerEvent">DTMFBegin</ref>
|
|
</see-also>
|
|
</managerEventInstance>
|
|
</managerEvent>
|
|
***/
|
|
manager_event(EVENT_FLAG_DTMF, "DTMFEnd",
|
|
"%s"
|
|
"Digit: %s\r\n"
|
|
"DurationMs: %ld\r\n"
|
|
"Direction: %s\r\n",
|
|
ast_str_buffer(channel_event_string),
|
|
digit, duration_ms, direction);
|
|
}
|
|
|
|
static void channel_flash_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *obj = stasis_message_data(message);
|
|
struct ast_str *channel_event_string;
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(obj->snapshot);
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
/*** DOCUMENTATION
|
|
<managerEvent language="en_US" name="Flash">
|
|
<managerEventInstance class="EVENT_FLAG_CALL">
|
|
<synopsis>Raised when a hook flash occurs on a channel.</synopsis>
|
|
<syntax>
|
|
<channel_snapshot/>
|
|
</syntax>
|
|
</managerEventInstance>
|
|
</managerEvent>
|
|
***/
|
|
manager_event(EVENT_FLAG_CALL, "Flash",
|
|
"%s",
|
|
ast_str_buffer(channel_event_string));
|
|
|
|
ast_free(channel_event_string);
|
|
}
|
|
|
|
static void channel_wink_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *obj = stasis_message_data(message);
|
|
struct ast_str *channel_event_string;
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(obj->snapshot);
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
/*** DOCUMENTATION
|
|
<managerEvent language="en_US" name="Wink">
|
|
<managerEventInstance class="EVENT_FLAG_CALL">
|
|
<synopsis>Raised when a wink occurs on a channel.</synopsis>
|
|
<syntax>
|
|
<channel_snapshot/>
|
|
</syntax>
|
|
</managerEventInstance>
|
|
</managerEvent>
|
|
***/
|
|
manager_event(EVENT_FLAG_CALL, "Wink",
|
|
"%s",
|
|
ast_str_buffer(channel_event_string));
|
|
|
|
ast_free(channel_event_string);
|
|
}
|
|
|
|
static void channel_hangup_handler_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
RAII_VAR(struct ast_str *, channel_event_string, NULL, ast_free);
|
|
struct ast_channel_blob *payload = stasis_message_data(message);
|
|
const char *action = ast_json_string_get(ast_json_object_get(payload->blob, "type"));
|
|
const char *handler = ast_json_string_get(ast_json_object_get(payload->blob, "handler"));
|
|
const char *event;
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(payload->snapshot);
|
|
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
if (!strcmp(action, "run")) {
|
|
event = "HangupHandlerRun";
|
|
} else if (!strcmp(action, "pop")) {
|
|
event = "HangupHandlerPop";
|
|
} else if (!strcmp(action, "push")) {
|
|
event = "HangupHandlerPush";
|
|
} else {
|
|
return;
|
|
}
|
|
manager_event(EVENT_FLAG_DIALPLAN, event,
|
|
"%s"
|
|
"Handler: %s\r\n",
|
|
ast_str_buffer(channel_event_string),
|
|
handler);
|
|
}
|
|
|
|
static void channel_fax_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
RAII_VAR(struct ast_str *, channel_event_string, NULL, ast_free);
|
|
RAII_VAR(struct ast_str *, event_buffer, ast_str_create(256), ast_free);
|
|
struct ast_channel_blob *payload = stasis_message_data(message);
|
|
const char *type = ast_json_string_get(ast_json_object_get(payload->blob, "type"));
|
|
struct ast_json *operation = ast_json_object_get(payload->blob, "operation");
|
|
struct ast_json *status = ast_json_object_get(payload->blob, "status");
|
|
struct ast_json *local_station_id = ast_json_object_get(payload->blob, "local_station_id");
|
|
struct ast_json *remote_station_id = ast_json_object_get(payload->blob, "remote_station_id");
|
|
struct ast_json *fax_pages = ast_json_object_get(payload->blob, "fax_pages");
|
|
struct ast_json *fax_resolution = ast_json_object_get(payload->blob, "fax_resolution");
|
|
struct ast_json *fax_bitrate = ast_json_object_get(payload->blob, "fax_bitrate");
|
|
struct ast_json *filenames = ast_json_object_get(payload->blob, "filenames");
|
|
const char *event;
|
|
size_t array_len;
|
|
size_t i;
|
|
|
|
if (!event_buffer) {
|
|
return;
|
|
}
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(payload->snapshot);
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
if (!strcmp(type, "status")) {
|
|
event = "FAXStatus";
|
|
} else if (!strcmp(type, "receive")) {
|
|
event = "ReceiveFAX";
|
|
} else if (!strcmp(type, "send")) {
|
|
event = "SendFAX";
|
|
} else {
|
|
return;
|
|
}
|
|
|
|
if (operation) {
|
|
ast_str_append(&event_buffer, 0, "Operation: %s\r\n", ast_json_string_get(operation));
|
|
}
|
|
if (status) {
|
|
ast_str_append(&event_buffer, 0, "Status: %s\r\n", ast_json_string_get(status));
|
|
}
|
|
if (local_station_id) {
|
|
ast_str_append(&event_buffer, 0, "LocalStationID: %s\r\n", ast_json_string_get(local_station_id));
|
|
}
|
|
if (remote_station_id) {
|
|
ast_str_append(&event_buffer, 0, "RemoteStationID: %s\r\n", ast_json_string_get(remote_station_id));
|
|
}
|
|
if (fax_pages) {
|
|
ast_str_append(&event_buffer, 0, "PagesTransferred: %s\r\n", ast_json_string_get(fax_pages));
|
|
}
|
|
if (fax_resolution) {
|
|
ast_str_append(&event_buffer, 0, "Resolution: %s\r\n", ast_json_string_get(fax_resolution));
|
|
}
|
|
if (fax_bitrate) {
|
|
ast_str_append(&event_buffer, 0, "TransferRate: %s\r\n", ast_json_string_get(fax_bitrate));
|
|
}
|
|
if (filenames) {
|
|
array_len = ast_json_array_size(filenames);
|
|
for (i = 0; i < array_len; i++) {
|
|
ast_str_append(&event_buffer, 0, "FileName: %s\r\n", ast_json_string_get(ast_json_array_get(filenames, i)));
|
|
}
|
|
}
|
|
|
|
manager_event(EVENT_FLAG_CALL, event,
|
|
"%s"
|
|
"%s",
|
|
ast_str_buffer(channel_event_string),
|
|
ast_str_buffer(event_buffer));
|
|
}
|
|
|
|
static void channel_moh_start_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *payload = stasis_message_data(message);
|
|
struct ast_json *blob = payload->blob;
|
|
RAII_VAR(struct ast_str *, channel_event_string, NULL, ast_free);
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(payload->snapshot);
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
manager_event(EVENT_FLAG_CALL, "MusicOnHoldStart",
|
|
"%s"
|
|
"Class: %s\r\n",
|
|
ast_str_buffer(channel_event_string),
|
|
ast_json_string_get(ast_json_object_get(blob, "class")));
|
|
|
|
}
|
|
|
|
static void channel_moh_stop_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *payload = stasis_message_data(message);
|
|
|
|
publish_basic_channel_event("MusicOnHoldStop", EVENT_FLAG_CALL, payload->snapshot);
|
|
}
|
|
|
|
static void channel_mixmonitor_start_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *payload = stasis_message_data(message);
|
|
|
|
publish_basic_channel_event("MixMonitorStart", EVENT_FLAG_CALL, payload->snapshot);
|
|
}
|
|
|
|
static void channel_mixmonitor_stop_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *payload = stasis_message_data(message);
|
|
|
|
publish_basic_channel_event("MixMonitorStop", EVENT_FLAG_CALL, payload->snapshot);
|
|
}
|
|
|
|
static void channel_mixmonitor_mute_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
RAII_VAR(struct ast_str *, channel_event_string, NULL, ast_free);
|
|
RAII_VAR(struct ast_str *, event_buffer, ast_str_create(64), ast_free);
|
|
struct ast_channel_blob *payload = stasis_message_data(message);
|
|
struct ast_json *direction = ast_json_object_get(payload->blob, "direction");
|
|
const int state = ast_json_is_true(ast_json_object_get(payload->blob, "state"));
|
|
|
|
if (!event_buffer) {
|
|
return;
|
|
}
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(payload->snapshot);
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
if (direction) {
|
|
ast_str_append(&event_buffer, 0, "Direction: %s\r\n", ast_json_string_get(direction));
|
|
}
|
|
ast_str_append(&event_buffer, 0, "State: %s\r\n", state ? "1" : "0");
|
|
|
|
manager_event(EVENT_FLAG_CALL, "MixMonitorMute",
|
|
"%s"
|
|
"%s",
|
|
ast_str_buffer(channel_event_string),
|
|
ast_str_buffer(event_buffer));
|
|
|
|
}
|
|
|
|
static int dial_status_end(const char *dialstatus)
|
|
{
|
|
return (strcmp(dialstatus, "RINGING") &&
|
|
strcmp(dialstatus, "PROCEEDING") &&
|
|
strcmp(dialstatus, "PROGRESS"));
|
|
}
|
|
|
|
/*!
|
|
* \brief Callback processing messages for channel dialing
|
|
*/
|
|
static void channel_dial_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_multi_channel_blob *obj = stasis_message_data(message);
|
|
const char *dialstatus;
|
|
const char *dialstring;
|
|
const char *forward;
|
|
struct ast_channel_snapshot *caller;
|
|
struct ast_channel_snapshot *peer;
|
|
RAII_VAR(struct ast_str *, caller_event_string, NULL, ast_free);
|
|
RAII_VAR(struct ast_str *, peer_event_string, NULL, ast_free);
|
|
|
|
caller = ast_multi_channel_blob_get_channel(obj, "caller");
|
|
peer = ast_multi_channel_blob_get_channel(obj, "peer");
|
|
|
|
/* Peer is required - otherwise, who are we dialing? */
|
|
ast_assert(peer != NULL);
|
|
peer_event_string = ast_manager_build_channel_state_string_prefix(peer, "Dest");
|
|
if (!peer_event_string) {
|
|
return;
|
|
}
|
|
|
|
if (caller && !(caller_event_string = ast_manager_build_channel_state_string(caller))) {
|
|
return;
|
|
}
|
|
|
|
dialstatus = ast_json_string_get(ast_json_object_get(ast_multi_channel_blob_get_json(obj), "dialstatus"));
|
|
dialstring = ast_json_string_get(ast_json_object_get(ast_multi_channel_blob_get_json(obj), "dialstring"));
|
|
forward = ast_json_string_get(ast_json_object_get(ast_multi_channel_blob_get_json(obj), "forward"));
|
|
if (ast_strlen_zero(dialstatus)) {
|
|
manager_event(EVENT_FLAG_CALL, "DialBegin",
|
|
"%s"
|
|
"%s"
|
|
"DialString: %s\r\n",
|
|
caller_event_string ? ast_str_buffer(caller_event_string) : "",
|
|
ast_str_buffer(peer_event_string),
|
|
S_OR(dialstring, "unknown"));
|
|
} else {
|
|
int forwarded = !ast_strlen_zero(forward);
|
|
|
|
manager_event(EVENT_FLAG_CALL, dial_status_end(dialstatus) ? "DialEnd" : "DialState",
|
|
"%s"
|
|
"%s"
|
|
"%s%s%s"
|
|
"DialStatus: %s\r\n",
|
|
caller_event_string ? ast_str_buffer(caller_event_string) : "",
|
|
ast_str_buffer(peer_event_string),
|
|
forwarded ? "Forward: " : "", S_OR(forward, ""), forwarded ? "\r\n" : "",
|
|
S_OR(dialstatus, "unknown"));
|
|
}
|
|
|
|
}
|
|
|
|
static void channel_hold_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *obj = stasis_message_data(message);
|
|
struct ast_str *musicclass_string = ast_str_create(32);
|
|
struct ast_str *channel_event_string;
|
|
|
|
if (!musicclass_string) {
|
|
return;
|
|
}
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(obj->snapshot);
|
|
if (!channel_event_string) {
|
|
ast_free(musicclass_string);
|
|
return;
|
|
}
|
|
|
|
if (obj->blob) {
|
|
const char *musicclass;
|
|
|
|
musicclass = ast_json_string_get(ast_json_object_get(obj->blob, "musicclass"));
|
|
|
|
if (!ast_strlen_zero(musicclass)) {
|
|
ast_str_set(&musicclass_string, 0, "MusicClass: %s\r\n", musicclass);
|
|
}
|
|
}
|
|
|
|
manager_event(EVENT_FLAG_CALL, "Hold",
|
|
"%s"
|
|
"%s",
|
|
ast_str_buffer(channel_event_string),
|
|
ast_str_buffer(musicclass_string));
|
|
|
|
ast_free(musicclass_string);
|
|
ast_free(channel_event_string);
|
|
}
|
|
|
|
static void channel_unhold_cb(void *data, struct stasis_subscription *sub,
|
|
struct stasis_message *message)
|
|
{
|
|
struct ast_channel_blob *obj = stasis_message_data(message);
|
|
struct ast_str *channel_event_string;
|
|
|
|
channel_event_string = ast_manager_build_channel_state_string(obj->snapshot);
|
|
if (!channel_event_string) {
|
|
return;
|
|
}
|
|
|
|
manager_event(EVENT_FLAG_CALL, "Unhold",
|
|
"%s",
|
|
ast_str_buffer(channel_event_string));
|
|
|
|
ast_free(channel_event_string);
|
|
}
|
|
|
|
static void manager_channels_shutdown(void)
|
|
{
|
|
stasis_forward_cancel(topic_forwarder);
|
|
topic_forwarder = NULL;
|
|
}
|
|
|
|
int manager_channels_init(void)
|
|
{
|
|
int ret = 0;
|
|
struct stasis_topic *manager_topic;
|
|
struct stasis_topic *channel_topic;
|
|
struct stasis_message_router *message_router;
|
|
|
|
manager_topic = ast_manager_get_topic();
|
|
if (!manager_topic) {
|
|
return -1;
|
|
}
|
|
message_router = ast_manager_get_message_router();
|
|
if (!message_router) {
|
|
return -1;
|
|
}
|
|
channel_topic = ast_channel_topic_all();
|
|
if (!channel_topic) {
|
|
return -1;
|
|
}
|
|
|
|
topic_forwarder = stasis_forward_all(channel_topic, manager_topic);
|
|
if (!topic_forwarder) {
|
|
return -1;
|
|
}
|
|
|
|
ast_register_cleanup(manager_channels_shutdown);
|
|
|
|
/* The snapshot type has a special handler as it can result in multiple
|
|
* manager events being queued due to aspects of the snapshot itself
|
|
* changing.
|
|
*/
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_snapshot_type(), channel_snapshot_update, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_dtmf_begin_type(), channel_dtmf_begin_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_dtmf_end_type(), channel_dtmf_end_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_flash_type(), channel_flash_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_wink_type(), channel_wink_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_hangup_request_type(), channel_hangup_request_cb,
|
|
NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_dial_type(), channel_dial_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_hold_type(), channel_hold_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_unhold_type(), channel_unhold_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_fax_type(), channel_fax_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_chanspy_start_type(), channel_chanspy_start_cb,
|
|
NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_chanspy_stop_type(), channel_chanspy_stop_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_hangup_handler_type(), channel_hangup_handler_cb,
|
|
NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_moh_start_type(), channel_moh_start_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_moh_stop_type(), channel_moh_stop_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_mixmonitor_start_type(), channel_mixmonitor_start_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_mixmonitor_stop_type(), channel_mixmonitor_stop_cb, NULL);
|
|
|
|
ret |= stasis_message_router_add(message_router,
|
|
ast_channel_mixmonitor_mute_type(), channel_mixmonitor_mute_cb, NULL);
|
|
|
|
/* If somehow we failed to add any routes, just shut down the whole
|
|
* thing and fail it.
|
|
*/
|
|
if (ret) {
|
|
manager_channels_shutdown();
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|