优化端口预占用

src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java

@@ -228,7 +228,7 @@ public class ZLMRTPServerFactory {
         int localPort = 0;
         if (userSetting.getGbSendStreamStrict()) {
             if (userSetting.getGbSendStreamStrict()) {
-                localPort = keepPort(serverItem, ssrc);
+                localPort = keepPort(serverItem, ssrc, null);
                 if (localPort == 0) {
                     return null;
                 }
@@ -264,7 +264,7 @@ public class ZLMRTPServerFactory {
         // 默认为随机端口
         int localPort = 0;
         if (userSetting.getGbSendStreamStrict()) {
-            localPort = keepPort(serverItem, ssrc);
+            localPort = keepPort(serverItem, ssrc, null);
             if (localPort == 0) {
                 return null;
             }
@@ -288,23 +288,28 @@ public class ZLMRTPServerFactory {
     /**
      * 保持端口，直到需要需要发流时再释放
      */
-    public int keepPort(MediaServerItem serverItem, String ssrc) {
-        int localPort = 0;
+    public int keepPort(MediaServerItem serverItem, String ssrc, Integer localPort) {
         Map<String, Object> param = new HashMap<>(3);
-        param.put("port", 0);
+        if (localPort == null) {
+            localPort = 0;
+        }
+        param.put("port", localPort);
         param.put("enable_tcp", 1);
         param.put("stream_id", ssrc);
         JSONObject jsonObject = zlmresTfulUtils.openRtpServer(serverItem, param);
         if (jsonObject.getInteger("code") == 0) {
             localPort = jsonObject.getInteger("port");
             HookSubscribeForRtpServerTimeout hookSubscribeForRtpServerTimeout = HookSubscribeFactory.on_rtp_server_timeout(ssrc, null, serverItem.getId());
+            Integer finalLocalPort = localPort;
             hookSubscribe.addSubscribe(hookSubscribeForRtpServerTimeout,
                     (MediaServerItem mediaServerItem, JSONObject response)->{
-                        logger.info("[上级点播] {}->监听端口到期继续保持监听", ssrc);
-                        int port = keepPort(serverItem, ssrc);
-                        if (port == 0) {
-                            logger.info("[上级点播] {}->监听端口失败，移除监听", ssrc);
-                            hookSubscribe.removeSubscribe(hookSubscribeForRtpServerTimeout);
+                        if (ssrc.equals(response.getString("ssrc"))) {
+                            logger.info("[上级点播] {}->监听端口到期继续保持监听", ssrc);
+                            int port = keepPort(serverItem, ssrc, finalLocalPort);
+                            if (port == 0) {
+                                logger.info("[上级点播] {}->监听端口失败，移除监听", ssrc);
+                                hookSubscribe.removeSubscribe(hookSubscribeForRtpServerTimeout);
+                            }
                         }
                     });
         logger.info("[保持端口] {}->监听端口: {}", ssrc, localPort);

src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java

@@ -235,7 +235,7 @@ public class PlayServiceImpl implements IPlayService {
         sendRtpItem.setReceiveStream(stream + "_talk");
 
 
-        int port = zlmrtpServerFactory.keepPort(mediaServerItem, playSsrc);
+        int port = zlmrtpServerFactory.keepPort(mediaServerItem, playSsrc, null);
         //端口获取失败的ssrcInfo 没有必要发送点播指令
         if (port <= 0) {
             logger.info("[语音对讲] 端口分配异常，deviceId={},channelId={}", device.getDeviceId(), channelId);