From a77628e8759901abc3219412fc2c4aced940db28 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期三, 28 六月 2023 14:50:46 +0800
Subject: [PATCH] 优化端口预占用,防止占用无法释放

---
 src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java |   34 +++++++++++++++++++++++++---------
 1 files changed, 25 insertions(+), 9 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java b/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java
index 68f1bee..9c5a472 100644
--- a/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java
+++ b/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java
@@ -219,13 +219,14 @@
      * @param tcp 鏄惁涓簍cp
      * @return SendRtpItem
      */
-    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId, String deviceId, String channelId, boolean tcp, boolean rtcp){
+    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId,
+                                         String deviceId, String channelId, boolean tcp, boolean rtcp, KeepPortCallback callback){
 
         // 榛樿涓洪殢鏈虹鍙�
         int localPort = 0;
         if (userSetting.getGbSendStreamStrict()) {
             if (userSetting.getGbSendStreamStrict()) {
-                localPort = keepPort(serverItem, ssrc);
+                localPort = keepPort(serverItem, ssrc, localPort, callback);
                 if (localPort == 0) {
                     return null;
                 }
@@ -257,11 +258,12 @@
      * @param tcp 鏄惁涓簍cp
      * @return SendRtpItem
      */
-    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId, String app, String stream, String channelId, boolean tcp, boolean rtcp){
+    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId,
+                                         String app, String stream, String channelId, boolean tcp, boolean rtcp, KeepPortCallback callback){
         // 榛樿涓洪殢鏈虹鍙�
         int localPort = 0;
         if (userSetting.getGbSendStreamStrict()) {
-            localPort = keepPort(serverItem, ssrc);
+            localPort = keepPort(serverItem, ssrc, localPort, callback);
             if (localPort == 0) {
                 return null;
             }
@@ -282,13 +284,16 @@
         return sendRtpItem;
     }
 
+    public interface KeepPortCallback{
+        Boolean keep(String ssrc);
+    }
+
     /**
      * 淇濇寔绔彛锛岀洿鍒伴渶瑕侀渶瑕佸彂娴佹椂鍐嶉噴鏀�
      */
-    public int keepPort(MediaServerItem serverItem, String ssrc) {
-        int localPort = 0;
+    public int keepPort(MediaServerItem serverItem, String ssrc, int localPort, KeepPortCallback keepPortCallback) {
         Map<String, Object> param = new HashMap<>(3);
-        param.put("port", 0);
+        param.put("port", localPort);
         param.put("enable_tcp", 1);
         param.put("stream_id", ssrc);
         JSONObject jsonObject = zlmresTfulUtils.openRtpServer(serverItem, param);
@@ -296,10 +301,21 @@
             localPort = jsonObject.getInteger("port");
             HookSubscribeForRtpServerTimeout hookSubscribeForRtpServerTimeout = HookSubscribeFactory.on_rtp_server_timeout(ssrc, null, serverItem.getId());
             // 璁㈤槄 zlm鍚姩浜嬩欢, 鏂扮殑zlm涔熶細浠庤繖閲岃繘鍏ョ郴缁�
+            Integer finalLocalPort = localPort;
             hookSubscribe.addSubscribe(hookSubscribeForRtpServerTimeout,
                     (MediaServerItem mediaServerItem, JSONObject response)->{
-                        logger.info("[涓婄骇鐐规挱] {}->鐩戝惉绔彛鍒版湡缁х画淇濇寔鐩戝惉", ssrc);
-                        keepPort(serverItem, ssrc);
+                        System.out.println("鐩戝惉绔彛鍒版湡缁х画淇濇寔鐩戝惉");
+                        System.out.println(response);
+                        if (ssrc.equals(response.getString("stream_id"))) {
+                            if (keepPortCallback.keep(ssrc)) {
+                                logger.info("[涓婄骇鐐规挱] {}->鐩戝惉绔彛鍒版湡缁х画淇濇寔鐩戝惉", ssrc);
+                                keepPort(serverItem, ssrc, finalLocalPort, keepPortCallback);
+                            }else {
+                                logger.info("[涓婄骇鐐规挱] {}->鍙戦�佸彇娑堬紝鏃犻渶缁х画鐩戝惉", ssrc);
+                                releasePort(serverItem, ssrc);
+                            }
+                        }
+
                     });
             logger.info("[涓婄骇鐐规挱] {}->鐩戝惉绔彛: {}", ssrc, localPort);
         }else {

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