From c3ce2bc5d069ba57309567aee4ae418bc0cf75ed Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期五, 17 三月 2023 13:22:05 +0800
Subject: [PATCH] 优化异常处理以及级联设备状态查询

---
 src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRTPServerFactory.java |  355 ++++++++++++++++++++++++++++++++++++++++++++---------------
 1 files changed, 265 insertions(+), 90 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 00951ba..9bf1a3a 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
@@ -1,102 +1,172 @@
 package com.genersoft.iot.vmp.media.zlm;
 
-import com.alibaba.fastjson.JSONObject;
+import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONArray;
+import com.alibaba.fastjson2.JSONObject;
+import com.genersoft.iot.vmp.conf.UserSetting;
 import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem;
-import com.genersoft.iot.vmp.gb28181.session.SsrcUtil;
+import com.genersoft.iot.vmp.media.zlm.dto.*;
 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.stereotype.Component;
 
-import java.util.HashMap;
-import java.util.Map;
+import java.util.*;
 
 @Component
 public class ZLMRTPServerFactory {
 
     private Logger logger = LoggerFactory.getLogger("ZLMRTPServerFactory");
 
-    @Value("${media.rtp.udpPortRange}")
-    private String udpPortRange;
-
     @Autowired
     private ZLMRESTfulUtils zlmresTfulUtils;
 
-    private int[] udpPortRangeArray = new int[2];
+    @Autowired
+    private UserSetting userSetting;
 
-    private int currentPort = 0;
+    @Autowired
+    private ZlmHttpHookSubscribe hookSubscribe;
 
-    public int createRTPServer(String streamId) {
+    private int[] portRangeArray = new int[2];
+
+    public int getFreePort(MediaServerItem mediaServerItem, int startPort, int endPort, List<Integer> usedFreelist) {
+        if (endPort <= startPort) {
+            return -1;
+        }
+        if (usedFreelist == null) {
+            usedFreelist = new ArrayList<>();
+        }
+        JSONObject listRtpServerJsonResult = zlmresTfulUtils.listRtpServer(mediaServerItem);
+        if (listRtpServerJsonResult != null) {
+            JSONArray data = listRtpServerJsonResult.getJSONArray("data");
+            if (data != null) {
+                for (int i = 0; i < data.size(); i++) {
+                    JSONObject dataItem = data.getJSONObject(i);
+                    usedFreelist.add(dataItem.getInteger("port"));
+                }
+            }
+        }
+
         Map<String, Object> param = new HashMap<>();
         int result = -1;
-        int newPort = getPortFromUdpPortRange();
-        param.put("port", newPort);
+        // 璁剧疆鎺ㄦ祦绔彛
+        if (startPort%2 == 1) {
+            startPort ++;
+        }
+        boolean checkPort = false;
+        for (int i = startPort; i < endPort  + 1; i+=2) {
+            if (!usedFreelist.contains(i)){
+                checkPort = true;
+                startPort = i;
+                break;
+            }
+        }
+        if (!checkPort) {
+            logger.warn("鏈壘鍒拌妭鐐箋}涓婅寖鍥碵{}-{}]鐨勭┖闂茬鍙�", mediaServerItem.getId(), startPort, endPort);
+            return -1;
+        }
+        param.put("port", startPort);
+        String stream = UUID.randomUUID().toString();
+        param.put("enable_tcp", 1);
+        param.put("stream_id", stream);
+//        param.put("port", 0);
+        JSONObject openRtpServerResultJson = zlmresTfulUtils.openRtpServer(mediaServerItem, param);
+
+        if (openRtpServerResultJson != null) {
+            if (openRtpServerResultJson.getInteger("code") == 0) {
+                result= openRtpServerResultJson.getInteger("port");
+                Map<String, Object> closeRtpServerParam = new HashMap<>();
+                closeRtpServerParam.put("stream_id", stream);
+                zlmresTfulUtils.closeRtpServer(mediaServerItem, closeRtpServerParam);
+            }else {
+                usedFreelist.add(startPort);
+                startPort +=2;
+                result = getFreePort(mediaServerItem, startPort, endPort,usedFreelist);
+            }
+        }else {
+            //  妫�鏌LM鐘舵��
+            logger.error("鍒涘缓RTP Server 澶辫触 {}: 璇锋鏌LM鏈嶅姟", param.get("port"));
+        }
+        return result;
+    }
+
+    public int createRTPServer(MediaServerItem mediaServerItem, String streamId, int ssrc, Integer port) {
+        int result = -1;
+        // 鏌ヨ姝tp server 鏄惁宸茬粡瀛樺湪
+        JSONObject rtpInfo = zlmresTfulUtils.getRtpInfo(mediaServerItem, streamId);
+        logger.info(JSONObject.toJSONString(rtpInfo));
+        if(rtpInfo.getInteger("code") == 0){
+            if (rtpInfo.getBoolean("exist")) {
+                result = rtpInfo.getInteger("local_port");
+                if (result == 0) {
+                    // 姝ゆ椂璇存槑rtpServer宸茬粡鍒涘缓浣嗘槸娴佽繕娌℃湁鎺ㄤ笂鏉�
+                    // 姝ゆ椂閲嶆柊鎵撳紑rtpServer
+                    Map<String, Object> param = new HashMap<>();
+                    param.put("stream_id", streamId);
+                    JSONObject jsonObject = zlmresTfulUtils.closeRtpServer(mediaServerItem, param);
+                    if (jsonObject != null ) {
+                        if (jsonObject.getInteger("code") == 0) {
+                            return createRTPServer(mediaServerItem, streamId, ssrc, port);
+                        }else {
+                            logger.warn("[寮�鍚痳tpServer], 閲嶅惎RtpServer閿欒");
+                        }
+                    }
+                }
+                return result;
+            }
+        }else if(rtpInfo.getInteger("code") == -2){
+            return result;
+        }
+
+        Map<String, Object> param = new HashMap<>();
+
         param.put("enable_tcp", 1);
         param.put("stream_id", streamId);
-        JSONObject jsonObject = zlmresTfulUtils.openRtpServer(param);
-        System.out.println(jsonObject);
-
-        if (jsonObject != null) {
-            switch (jsonObject.getInteger("code")){
-                case 0:
-                    result= newPort;
-                    break;
-                case -300: // id宸茬粡瀛樺湪
-                    result = newPort;
-                    break;
-                case -400: // 绔彛鍗犵敤
-                    result= createRTPServer(streamId);
-                    break;
-                default:
-                    logger.error("鍒涘缓RTP Server 澶辫触: " + jsonObject.getString("msg"));
-                    break;
-            }
+        // 鎺ㄦ祦绔彛璁剧疆0鍒欎娇鐢ㄩ殢鏈虹鍙�
+        if (port == null) {
+            param.put("port", 0);
         }else {
-            //  妫�鏌LM鐘舵��
-            logger.error("鍒涘缓RTP Server 澶辫触: 璇锋鏌LM鏈嶅姟");
+            param.put("port", port);
         }
-        return result;
-    }
-
-    public boolean closeRTPServer(String streamId) {
-        boolean result = false;
-        Map<String, Object> param = new HashMap<>();
-        param.put("stream_id", streamId);
-        JSONObject jsonObject = zlmresTfulUtils.closeRtpServer(param);
-        if (jsonObject != null ) {
-            if (jsonObject.getInteger("code") == 0) {
-                result = jsonObject.getInteger("hit") == 1;
+        param.put("ssrc", ssrc);
+        JSONObject openRtpServerResultJson = zlmresTfulUtils.openRtpServer(mediaServerItem, param);
+        logger.info(JSONObject.toJSONString(openRtpServerResultJson));
+        if (openRtpServerResultJson != null) {
+            if (openRtpServerResultJson.getInteger("code") == 0) {
+                result= openRtpServerResultJson.getInteger("port");
             }else {
-                logger.error("鍏抽棴RTP Server 澶辫触: " + jsonObject.getString("msg"));
+                logger.error("鍒涘缓RTP Server 澶辫触 {}: ", openRtpServerResultJson.getString("msg"));
             }
         }else {
             //  妫�鏌LM鐘舵��
-            logger.error("鍏抽棴RTP Server 澶辫触: 璇锋鏌LM鏈嶅姟");
+            logger.error("鍒涘缓RTP Server 澶辫触 {}: 璇锋鏌LM鏈嶅姟", param.get("port"));
         }
         return result;
     }
 
-    private int getPortFromUdpPortRange() {
-        if (currentPort == 0) {
-            String[] udpPortRangeStrArray = udpPortRange.split(",");
-            udpPortRangeArray[0] = Integer.parseInt(udpPortRangeStrArray[0]);
-            udpPortRangeArray[1] = Integer.parseInt(udpPortRangeStrArray[1]);
-        }
-
-        if (currentPort == 0 || currentPort++ > udpPortRangeArray[1]) {
-            currentPort = udpPortRangeArray[0];
-            return udpPortRangeArray[0];
-        } else {
-            if (currentPort % 2 == 1) {
-                currentPort++;
+    public boolean closeRtpServer(MediaServerItem serverItem, String streamId) {
+        boolean result = false;
+        if (serverItem !=null){
+            Map<String, Object> param = new HashMap<>();
+            param.put("stream_id", streamId);
+            JSONObject jsonObject = zlmresTfulUtils.closeRtpServer(serverItem, param);
+            if (jsonObject != null ) {
+                if (jsonObject.getInteger("code") == 0) {
+                    result = jsonObject.getInteger("hit") == 1;
+                }else {
+                    logger.error("鍏抽棴RTP Server 澶辫触: " + jsonObject.getString("msg"));
+                }
+            }else {
+                //  妫�鏌LM鐘舵��
+                logger.error("鍏抽棴RTP Server 澶辫触: 璇锋鏌LM鏈嶅姟");
             }
-            return currentPort++;
         }
+        return result;
     }
+
 
     /**
-     * 鍒涘缓涓�涓帹娴�
+     * 鍒涘缓涓�涓浗鏍囨帹娴�
      * @param ip 鎺ㄦ祦ip
      * @param port 鎺ㄦ祦绔彛
      * @param ssrc 鎺ㄦ祦鍞竴鏍囪瘑
@@ -105,14 +175,17 @@
      * @param tcp 鏄惁涓簍cp
      * @return SendRtpItem
      */
-    public SendRtpItem createSendRtpItem(String ip, int port, String ssrc, String platformId, String deviceId, String channelId, boolean tcp){
-        String playSsrc = SsrcUtil.getPlaySsrc();
-        int localPort = createRTPServer(SsrcUtil.getPlaySsrc());
-        if (localPort != -1) {
-            closeRTPServer(playSsrc);
-        }else {
-            logger.error("娌℃湁鍙敤鐨勭鍙�");
-            return null;
+    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId, String deviceId, String channelId, boolean tcp, boolean rtcp){
+
+        // 榛樿涓洪殢鏈虹鍙�
+        int localPort = 0;
+        if (userSetting.getGbSendStreamStrict()) {
+            if (userSetting.getGbSendStreamStrict()) {
+                localPort = keepPort(serverItem, ssrc);
+                if (localPort == 0) {
+                    return null;
+                }
+            }
         }
         SendRtpItem sendRtpItem = new SendRtpItem();
         sendRtpItem.setIp(ip);
@@ -122,51 +195,153 @@
         sendRtpItem.setDeviceId(deviceId);
         sendRtpItem.setChannelId(channelId);
         sendRtpItem.setTcp(tcp);
+        sendRtpItem.setRtcp(rtcp);
+        sendRtpItem.setApp("rtp");
         sendRtpItem.setLocalPort(localPort);
+        sendRtpItem.setServerId(userSetting.getServerId());
+        sendRtpItem.setMediaServerId(serverItem.getId());
         return sendRtpItem;
     }
 
     /**
-     * 璋冪敤zlm RESTful API 鈥斺�� startSendRtp
+     * 鍒涘缓涓�涓洿鎾帹娴�
+     * @param ip 鎺ㄦ祦ip
+     * @param port 鎺ㄦ祦绔彛
+     * @param ssrc 鎺ㄦ祦鍞竴鏍囪瘑
+     * @param platformId 骞冲彴id
+     * @param channelId 閫氶亾id
+     * @param tcp 鏄惁涓簍cp
+     * @return SendRtpItem
      */
-    public Boolean startSendRtpStream(Map<String, Object>param) {
-        Boolean result = false;
-        JSONObject jsonObject = zlmresTfulUtils.startSendRtp(param);
-        System.out.println(jsonObject);
-        if (jsonObject == null) {
-            logger.error("RTP鎺ㄦ祦澶辫触: 璇锋鏌LM鏈嶅姟");
-        } else if (jsonObject.getInteger("code") == 0) {
-            result= true;
-            logger.error("RTP鎺ㄦ祦璇锋眰鎴愬姛锛屾湰鍦版帹娴佺鍙o細" + jsonObject.getString("local_port"));
-        } else {
-            logger.error("RTP鎺ㄦ祦澶辫触: " + jsonObject.getString("msg"));
+    public SendRtpItem createSendRtpItem(MediaServerItem serverItem, String ip, int port, String ssrc, String platformId, String app, String stream, String channelId, boolean tcp, boolean rtcp){
+        // 榛樿涓洪殢鏈虹鍙�
+        int localPort = 0;
+        if (userSetting.getGbSendStreamStrict()) {
+            localPort = keepPort(serverItem, ssrc);
+            if (localPort == 0) {
+                return null;
+            }
         }
-        return result;
+        SendRtpItem sendRtpItem = new SendRtpItem();
+        sendRtpItem.setIp(ip);
+        sendRtpItem.setPort(port);
+        sendRtpItem.setSsrc(ssrc);
+        sendRtpItem.setApp(app);
+        sendRtpItem.setStreamId(stream);
+        sendRtpItem.setPlatformId(platformId);
+        sendRtpItem.setChannelId(channelId);
+        sendRtpItem.setTcp(tcp);
+        sendRtpItem.setLocalPort(localPort);
+        sendRtpItem.setServerId(userSetting.getServerId());
+        sendRtpItem.setMediaServerId(serverItem.getId());
+        sendRtpItem.setRtcp(rtcp);
+        return sendRtpItem;
+    }
+
+    /**
+     * 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;
+        Map<String, Object> param = new HashMap<>(3);
+        param.put("port", 0);
+        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());
+            // 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�
+            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);
+                    });
+            logger.info("[涓婄骇鐐规挱] {}->鐩戝惉绔彛: {}", ssrc, localPort);
+        }else {
+            logger.info("[涓婄骇鐐规挱] 鐩戝惉绔彛澶辫触: {}", ssrc);
+        }
+        return localPort;
+    }
+
+    /**
+     * 閲婃斁淇濇寔鐨勭鍙�
+     */
+    public boolean releasePort(MediaServerItem serverItem, String ssrc) {
+        logger.info("[涓婄骇鐐规挱] {}->閲婃斁鐩戝惉绔彛", ssrc);
+        boolean closeRTPServerResult = closeRtpServer(serverItem, ssrc);
+        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�
+        hookSubscribe.removeSubscribe(hookSubscribeForRtpServerTimeout);
+        return closeRTPServerResult;
+    }
+
+    /**
+     * 璋冪敤zlm RESTFUL API 鈥斺�� startSendRtp
+     */
+    public JSONObject startSendRtpStream(MediaServerItem mediaServerItem, Map<String, Object>param) {
+        return zlmresTfulUtils.startSendRtp(mediaServerItem, param);
     }
 
     /**
      * 鏌ヨ寰呰浆鎺ㄧ殑娴佹槸鍚﹀氨缁�
      */
-    public Boolean isRtpReady(String streamId) {
-        JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo("rtp", "rtmp", streamId);
+    public Boolean isRtpReady(MediaServerItem mediaServerItem, String streamId) {
+        JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo(mediaServerItem,"rtp", "rtsp", streamId);
         return (mediaInfo.getInteger("code") == 0 && mediaInfo.getBoolean("online"));
+    }
+
+    /**
+     * 鏌ヨ寰呰浆鎺ㄧ殑娴佹槸鍚﹀氨缁�
+     */
+    public Boolean isStreamReady(MediaServerItem mediaServerItem, String app, String streamId) {
+        JSONObject mediaInfo = zlmresTfulUtils.getMediaList(mediaServerItem, app, streamId);
+        return mediaInfo != null && (mediaInfo.getInteger("code") == 0
+
+                && mediaInfo.getJSONArray("data") != null
+                && mediaInfo.getJSONArray("data").size() > 0);
+    }
+
+    /**
+     * 鏌ヨ杞帹鐨勬祦鏄惁鏈夊叾瀹冭鐪嬭��
+     * @param streamId
+     * @return
+     */
+    public int totalReaderCount(MediaServerItem mediaServerItem, String app, String streamId) {
+        JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo(mediaServerItem, app, "rtsp", streamId);
+        if (mediaInfo == null) {
+            return 0;
+        }
+        Integer code = mediaInfo.getInteger("code");
+        if ( code < 0) {
+            logger.warn("鏌ヨ娴�({}/{})鏄惁鏈夊叾瀹冭鐪嬭�呮椂寰楀埌锛� {}", app, streamId, mediaInfo.getString("msg"));
+            return -1;
+        }
+        if ( code == 0 && mediaInfo.getBoolean("online") != null && !mediaInfo.getBoolean("online")) {
+            logger.warn("鏌ヨ娴�({}/{})鏄惁鏈夊叾瀹冭鐪嬭�呮椂寰楀埌锛� {}", app, streamId, mediaInfo.getString("msg"));
+            return -1;
+        }
+        return mediaInfo.getInteger("totalReaderCount");
     }
 
     /**
      * 璋冪敤zlm RESTful API 鈥斺�� stopSendRtp
      */
-    public Boolean stopSendRtpStream(Map<String, Object>param) {
+    public Boolean stopSendRtpStream(MediaServerItem mediaServerItem, Map<String, Object>param) {
         Boolean result = false;
-        JSONObject jsonObject = zlmresTfulUtils.stopSendRtp(param);
-        System.out.println(jsonObject);
+        JSONObject jsonObject = zlmresTfulUtils.stopSendRtp(mediaServerItem, param);
         if (jsonObject == null) {
-            logger.error("鍋滄RTP鎺ㄦ祦澶辫触: 璇锋鏌LM鏈嶅姟");
+            logger.error("[鍋滄RTP鎺ㄦ祦] 澶辫触: 璇锋鏌LM鏈嶅姟");
         } else if (jsonObject.getInteger("code") == 0) {
             result= true;
-            logger.error("鍋滄RTP鎺ㄦ祦鎴愬姛");
+            logger.info("[鍋滄RTP鎺ㄦ祦] 鎴愬姛");
         } else {
-            logger.error("鍋滄RTP鎺ㄦ祦澶辫触: " + jsonObject.getString("msg"));
+            logger.error("[鍋滄RTP鎺ㄦ祦] 澶辫触: {}, 鍙傛暟锛歿}->\r\n{}",jsonObject.getString("msg"), JSON.toJSON(param), jsonObject);
         }
         return result;
     }
+
+    public void closeAllSendRtpStream() {
+
+    }
 }

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