完成向上级联->保活

2021-01-06 18:35:38 +08:00
parent 34135cce5d
commit 627a14f37e
28 changed files with 736 additions and 67 deletions
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/event/EventPublisher.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/event/EventPublisher.java
@@ -1,8 +1,7 @@
 package com.genersoft.iot.vmp.gb28181.event;

-import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
+import com.genersoft.iot.vmp.gb28181.event.platformKeepaliveExpire.PlatformKeepaliveExpireEvent;
 import com.genersoft.iot.vmp.gb28181.event.platformNotRegister.PlatformNotRegisterEvent;
-import com.genersoft.iot.vmp.vmanager.platform.PlatformController;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.stereotype.Component;
@@ -35,6 +34,16 @@ public class EventPublisher {
        applicationEventPublisher.publishEvent(outEvent);
    }

+	/**
+	 * 平台心跳到期事件
+	 * @param platformGbId
+	 */
+	public void platformKeepaliveExpireEventPublish(String platformGbId){
+		PlatformKeepaliveExpireEvent platformNotRegisterEvent = new PlatformKeepaliveExpireEvent(this);
+		platformNotRegisterEvent.setPlatformGbID(platformGbId);
+        applicationEventPublisher.publishEvent(platformNotRegisterEvent);
+    }
+
 	/**
 	 * 平台未注册事件
 	 * @param platformGbId
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/event/offline/KeepaliveTimeoutListenerForPlatform.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/event/offline/KeepaliveTimeoutListenerForPlatform.java
@@ -0,0 +1,64 @@
+package com.genersoft.iot.vmp.gb28181.event.offline;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.data.redis.connection.Message;
+import org.springframework.data.redis.connection.MessageListener;
+import org.springframework.data.redis.listener.KeyExpirationEventMessageListener;
+import org.springframework.data.redis.listener.RedisMessageListenerContainer;
+import org.springframework.stereotype.Component;
+
+import com.genersoft.iot.vmp.common.VideoManagerConstants;
+import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
+
+import java.nio.charset.StandardCharsets;
+
+/**    
+ * @Description:设备心跳超时监听,借助redis过期特性，进行监听，监听到说明设备心跳超时，发送离线事件
+ * @author: swwheihei
+ * @date:   2020年5月6日 上午11:35:46     
+ */
+@Component
+public class KeepaliveTimeoutListenerForPlatform extends KeyExpirationEventMessageListener {
+
+	@Autowired
+	private EventPublisher publisher;
+
+    public KeepaliveTimeoutListenerForPlatform(RedisMessageListenerContainer listenerContainer) {
+        super(listenerContainer);
+    }
+
+
+    /**
+     * 监听失效的key
+     * @param message
+     * @param bytes
+     */
+    @Override
+    public void onMessage(Message message, byte[] pattern) {
+        //  获取失效的key
+        String expiredKey = message.toString();
+        System.out.println(expiredKey);
+        if(!expiredKey.startsWith(VideoManagerConstants.PLATFORM_PREFIX)){
+        	System.out.println("收到redis过期监听，但开头不是"+VideoManagerConstants.PLATFORM_PREFIX+"，忽略");
+        	return;
+        }
+        // 平台心跳到期,需要重发, 判断是否已经多次未收到心跳回复, 多次未收到,则重新发起注册, 注册尝试多次未得到回复,则认为平台离线
+        if (expiredKey.startsWith(VideoManagerConstants.PLATFORM_KEEPLIVEKEY_PREFIX)) {
+            String platformGBId = expiredKey.substring(VideoManagerConstants.PLATFORM_KEEPLIVEKEY_PREFIX.length(),expiredKey.length());
+
+            publisher.platformKeepaliveExpireEventPublish(platformGBId);
+        }else if (expiredKey.startsWith(VideoManagerConstants.PLATFORM_REGISTER_PREFIX)) {
+            System.out.println("11111111111111");
+            String platformGBId = expiredKey.substring(VideoManagerConstants.PLATFORM_REGISTER_PREFIX.length(),expiredKey.length());
+
+            publisher.platformNotRegisterEventPublish(platformGBId);
+        }else{
+            String deviceId = expiredKey.substring(VideoManagerConstants.KEEPLIVEKEY_PREFIX.length(),expiredKey.length());
+            publisher.outlineEventPublish(deviceId, VideoManagerConstants.EVENT_OUTLINE_TIMEOUT);
+        }
+
+    }
+}
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/event/platformKeepaliveExpire/PlatformKeepaliveExpireEvent.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/event/platformKeepaliveExpire/PlatformKeepaliveExpireEvent.java
@@ -0,0 +1,23 @@
+package com.genersoft.iot.vmp.gb28181.event.platformKeepaliveExpire;
+
+import org.springframework.context.ApplicationEvent;
+
+/**
+ *  平台心跳超时事件
+ */
+public class PlatformKeepaliveExpireEvent extends ApplicationEvent {
+
+    private String platformGbID;
+
+    public PlatformKeepaliveExpireEvent(Object source) {
+        super(source);
+    }
+
+    public String getPlatformGbID() {
+        return platformGbID;
+    }
+
+    public void setPlatformGbID(String platformGbID) {
+        this.platformGbID = platformGbID;
+    }
+}
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/event/platformKeepaliveExpire/PlatformKeepaliveExpireEventLister.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/event/platformKeepaliveExpire/PlatformKeepaliveExpireEventLister.java
@@ -0,0 +1,85 @@
+package com.genersoft.iot.vmp.gb28181.event.platformKeepaliveExpire;
+
+import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
+import com.genersoft.iot.vmp.gb28181.bean.ParentPlatformCatch;
+import com.genersoft.iot.vmp.gb28181.bean.PlatformRegister;
+import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
+import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;
+import com.genersoft.iot.vmp.gb28181.transmit.cmd.ISIPCommanderForPlatform;
+import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
+import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
+import org.jetbrains.annotations.NotNull;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationListener;
+import org.springframework.stereotype.Component;
+
+import javax.sip.ResponseEvent;
+import javax.sip.message.Response;
+
+/**
+ * @Description: 平台心跳超时事件
+ * @author: panll
+ * @date: 2020年11月5日 10:00
+ */
+@Component
+public class PlatformKeepaliveExpireEventLister implements ApplicationListener<PlatformKeepaliveExpireEvent> {
+
+
+    private final static Logger logger = LoggerFactory.getLogger(PlatformKeepaliveExpireEventLister.class);
+
+    @Autowired
+    private IVideoManagerStorager storager;
+
+    @Autowired
+    private IRedisCatchStorage redisCatchStorage;
+
+    @Autowired
+    private ISIPCommanderForPlatform sipCommanderForPlatform;
+
+    @Autowired
+    private SipSubscribe sipSubscribe;
+
+    @Autowired
+    private EventPublisher publisher;
+
+    @Override
+    public void onApplicationEvent(@NotNull PlatformKeepaliveExpireEvent event) {
+
+        if (logger.isDebugEnabled()) {
+            logger.debug("平台心跳到期事件事件触发，平台国标ID：" + event.getPlatformGbID());
+        }
+        ParentPlatform parentPlatform = storager.queryParentPlatById(event.getPlatformGbID());
+        ParentPlatformCatch parentPlatformCatch = redisCatchStorage.queryPlatformCatchInfo(event.getPlatformGbID());
+        if (parentPlatform == null) {
+            logger.debug("平台心跳到期事件事件触发，但平台已经删除!!! 平台国标ID：" + event.getPlatformGbID());
+            return;
+        }
+        if (parentPlatformCatch == null) {
+            return;
+        }
+        // 发送心跳
+        if (parentPlatformCatch.getKeepAliveReply() >= 3) {
+            // 有3次未收到心跳回复, 设置平台状态为离线, 开始重新注册
+            logger.warn("有3次未收到心跳回复,标记设置平台状态为离线, 并重新注册 平台国标ID：" + event.getPlatformGbID());
+            publisher.platformNotRegisterEventPublish(event.getPlatformGbID());
+        }else {
+            // 再次发送心跳
+            String callId = sipCommanderForPlatform.keepalive(parentPlatform);
+
+            parentPlatformCatch.setKeepAliveReply( parentPlatformCatch.getKeepAliveReply() + 1);
+            // 存储心跳信息, 并设置状态为未回复, 如果多次过期仍未收到回复,则认为上级平台已经离线
+            redisCatchStorage.updatePlatformKeepalive(parentPlatform);
+            redisCatchStorage.updatePlatformCatchInfo(parentPlatformCatch);
+
+            sipSubscribe.addOkSubscribe(callId, (ResponseEvent responseEvent) ->{
+                if (responseEvent.getResponse().getStatusCode() == Response.OK) {
+                    // 收到心跳响应信息,
+                    parentPlatformCatch.setKeepAliveReply(0);
+                    redisCatchStorage.updatePlatformCatchInfo(parentPlatformCatch);
+                }
+            } );
+        }
+    }
+}
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/event/platformNotRegister/PlatformNotRegisterEventLister.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/event/platformNotRegister/PlatformNotRegisterEventLister.java
@@ -3,6 +3,7 @@ package com.genersoft.iot.vmp.gb28181.event.platformNotRegister;
 import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
 import com.genersoft.iot.vmp.gb28181.event.online.OnlineEvent;
 import com.genersoft.iot.vmp.gb28181.event.online.OnlineEventListener;
+import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform;
 import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
 import com.genersoft.iot.vmp.utils.redis.RedisUtil;
 import org.slf4j.Logger;
@@ -26,6 +27,8 @@ public class PlatformNotRegisterEventLister implements ApplicationListener<Platf

    @Autowired
    private IVideoManagerStorager storager;
+    @Autowired
+    private SIPCommanderFroPlatform sipCommanderFroPlatform;

    @Autowired
    private RedisUtil redis;
@@ -33,13 +36,13 @@ public class PlatformNotRegisterEventLister implements ApplicationListener<Platf
    @Override
    public void onApplicationEvent(PlatformNotRegisterEvent event) {

-        if (logger.isDebugEnabled()) {
-            logger.debug("平台未注册事件触发，平台国标ID：" + event.getPlatformGbID());
-        }
+        logger.debug("平台未注册事件触发，平台国标ID：" + event.getPlatformGbID());
+
        ParentPlatform parentPlatform = storager.queryParentPlatById(event.getPlatformGbID());
        if (parentPlatform == null) {
            logger.debug("平台未注册事件触发，但平台已经删除!!! 平台国标ID：" + event.getPlatformGbID());
            return;
        }
+        sipCommanderFroPlatform.register(parentPlatform);
    }
 }