648540858
2022-05-06 5d901b5e3f033e8b04e53420d68626cbd87431c8
src/main/java/com/genersoft/iot/vmp/gb28181/event/offline/OfflineEventListener.java
@@ -1,5 +1,13 @@
package com.genersoft.iot.vmp.gb28181.event.offline;
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
import com.genersoft.iot.vmp.gb28181.bean.SsrcTransaction;
import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
import com.genersoft.iot.vmp.gb28181.event.subscribe.catalog.CatalogEvent;
import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager;
import com.genersoft.iot.vmp.media.zlm.ZLMRTPServerFactory;
import com.genersoft.iot.vmp.service.IMediaServerService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
@@ -7,14 +15,16 @@
import org.springframework.stereotype.Component;
import com.genersoft.iot.vmp.common.VideoManagerConstants;
import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
import com.genersoft.iot.vmp.storager.IVideoManagerStorage;
import com.genersoft.iot.vmp.utils.redis.RedisUtil;
import java.util.List;
/**
 * @Description: 离线事件监听器,监听到离线后,修改设备离在线状态。 设备离线有两个来源:
 *               1、设备主动注销,发送注销指令,{@link com.genersoft.iot.vmp.gb28181.transmit.request.impl.RegisterRequestProcessor}
 * @description: 离线事件监听器,监听到离线后,修改设备离在线状态。 设备离线有两个来源:
 *               1、设备主动注销,发送注销指令,{@link com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.RegisterRequestProcessor}
 *               2、设备未知原因离线,心跳超时,{@link com.genersoft.iot.vmp.gb28181.event.offline.OfflineEventListener}
 * @author: songww
 * @author: swwheihei
 * @date: 2020年5月6日 下午1:51:23
 */
@Component
@@ -23,36 +33,66 @@
   private final static Logger logger = LoggerFactory.getLogger(OfflineEventListener.class);
   
   @Autowired
   private IVideoManagerStorager storager;
   private IVideoManagerStorage storager;
   @Autowired
   private VideoStreamSessionManager streamSession;
   
   @Autowired
    private RedisUtil redis;
   @Autowired
    private UserSetting userSetting;
   @Autowired
    private EventPublisher eventPublisher;
   @Autowired
    private IMediaServerService mediaServerService;
   @Autowired
    private ZLMRTPServerFactory zlmrtpServerFactory;
   @Override
   public void onApplicationEvent(OfflineEvent event) {
      if (logger.isDebugEnabled()) {
         logger.debug("设备离线事件触发,deviceId:" + event.getDeviceId() + ",from:" + event.getFrom());
      }
      String key = VideoManagerConstants.KEEPLIVEKEY_PREFIX + event.getDeviceId();
      logger.info("设备离线事件触发,deviceId:" + event.getDeviceId() + ",from:" + event.getFrom());
      String key = VideoManagerConstants.KEEPLIVEKEY_PREFIX + userSetting.getServerId() + "_" + event.getDeviceId();
      switch (event.getFrom()) {
      // 心跳超时触发的离线事件,说明redis中已删除,无需处理
      case VideoManagerConstants.EVENT_OUTLINE_TIMEOUT:
         break;
      // 设备主动注销触发的离线事件,需要删除redis中的超时监听
      case VideoManagerConstants.EVENT_OUTLINE_UNREGISTER:
         redis.del(key);
         break;
      default:
         boolean exist = redis.hasKey(key);
         if (exist) {
         // 心跳超时触发的离线事件,说明redis中已删除,无需处理
         case VideoManagerConstants.EVENT_OUTLINE_TIMEOUT:
            break;
         // 设备主动注销触发的离线事件,需要删除redis中的超时监听
         case VideoManagerConstants.EVENT_OUTLINE_UNREGISTER:
            redis.del(key);
            break;
         default:
            boolean exist = redis.hasKey(key);
            if (exist) {
               redis.del(key);
            }
      }
      List<DeviceChannel> deviceChannelList = storager.queryOnlineChannelsByDeviceId(event.getDeviceId());
      eventPublisher.catalogEventPublish(null, deviceChannelList, CatalogEvent.OFF);
      // 处理离线监听
      storager.outline(event.getDeviceId());
      // TODO 离线取消订阅
      // 离线释放所有ssrc
      List<SsrcTransaction> ssrcTransactions = streamSession.getSsrcTransactionForAll(event.getDeviceId(), null, null, null);
      if (ssrcTransactions != null && ssrcTransactions.size() > 0) {
         for (SsrcTransaction ssrcTransaction : ssrcTransactions) {
            mediaServerService.releaseSsrc(ssrcTransaction.getMediaServerId(), ssrcTransaction.getSsrc());
            mediaServerService.closeRTPServer(event.getDeviceId(), ssrcTransaction.getChannelId(), ssrcTransaction.getStream());
            streamSession.remove(event.getDeviceId(), ssrcTransaction.getChannelId(), ssrcTransaction.getStream());
         }
      }
      // 处理离线监听
      storager.outline(event.getDeviceId());
   }
}