manager_system.c

Go to the documentation of this file.

/*
 * Asterisk -- An open source telephony toolkit.
 *
 * Copyright (C) 2013, Digium, Inc.
 *
 * Jason Parker <[email protected]>
 *
 * See http://www.asterisk.org for more information about
 * the Asterisk project. Please do not directly contact
 * any of the maintainers of this project for assistance;
 * the project provides a web site, mailing lists and IRC
 * channels for your use.
 *
 * This program is free software, distributed under the terms of
 * the GNU General Public License Version 2. See the LICENSE file
 * at the top of the source tree.
 */

/*! \file
 *
 * \brief System AMI event handling
 *
 * \author Jason Parker <[email protected]>
 */

#include "asterisk.h"

#include "asterisk/stasis.h"
#include "asterisk/stasis_message_router.h"
#include "asterisk/stasis_system.h"

/*! \brief The \ref stasis subscription returned by the forwarding of the system topic
 * to the manager topic
 */
static struct stasis_forward *topic_forwarder;

static void manager_system_shutdown(void)
{
   stasis_forward_cancel(topic_forwarder);
   topic_forwarder = NULL;
}

int manager_system_init(void)
{
   struct stasis_topic *manager_topic;
   struct stasis_topic *system_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;
   }
   system_topic = ast_system_topic();
   if (!system_topic) {
      return -1;
   }

   topic_forwarder = stasis_forward_all(system_topic, manager_topic);
   if (!topic_forwarder) {
      return -1;
   }

   ast_register_cleanup(manager_system_shutdown);

   return 0;
}