feat:支持级联tcp主动

src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/AckRequestProcessor.java

@@ -130,7 +130,10 @@ public class AckRequestProcessor extends SIPRequestProcessorParent implements In
 			// 开启rtcp保活
 			param.put("udp_rtcp_timeout", sendRtpItem.isRtcp()? "1":"0");
 		}
-
+		// tcp主动时，此时是级联下级平台，在回复200ok时，本地已经请求zlm开启监听，跳过下面步骤
+		if (sendRtpItem.isTcpActive()) {
+			return;
+		}
 		if (mediaInfo == null) {
 			RequestPushStreamMsg requestPushStreamMsg = RequestPushStreamMsg.getInstance(
 					sendRtpItem.getMediaServerId(), sendRtpItem.getApp(), sendRtpItem.getStreamId(),

src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java

@@ -1,5 +1,7 @@
 package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl;
 
+import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONObject;
 import com.genersoft.iot.vmp.common.StreamInfo;
 import com.genersoft.iot.vmp.conf.DynamicTask;
 import com.genersoft.iot.vmp.conf.UserSetting;
@@ -47,6 +49,8 @@ import javax.sip.header.CallIdHeader;
 import javax.sip.message.Response;
 import java.text.ParseException;
 import java.time.Instant;
+import java.util.HashMap;
+import java.util.Map;
 import java.util.Random;
 import java.util.Vector;
 
@@ -396,6 +400,7 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
                         content.append("y=" + sendRtpItem.getSsrc() + "\r\n");
                         content.append("f=\r\n");
 
+
                         try {
                             // 超时未收到Ack应该回复bye,当前等待时间为10秒
                             dynamicTask.startDelay(callIdHeader.getCallId(), () -> {
@@ -409,7 +414,33 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
                                 }
                             }, 60 * 1000);
                             responseSdpAck(request, content.toString(), platform);
-
+                            // tcp主动模式，回复sdp后开启监听
+                            if (sendRtpItem.isTcpActive()) {
+                                MediaServerItem mediaInfo = mediaServerService.getOne(sendRtpItem.getMediaServerId());
+                                Map<String, Object> param = new HashMap<>(12);
+                                param.put("vhost","__defaultVhost__");
+                                param.put("app",sendRtpItem.getApp());
+                                param.put("stream",sendRtpItem.getStreamId());
+                                param.put("ssrc", sendRtpItem.getSsrc());
+                                if (!sendRtpItem.isTcpActive()) {
+                                    param.put("dst_url",sendRtpItem.getIp());
+                                    param.put("dst_port", sendRtpItem.getPort());
+                                }
+                                String is_Udp = sendRtpItem.isTcp() ? "0" : "1";
+                                param.put("is_udp", is_Udp);
+                                param.put("src_port", localPort);
+                                param.put("pt", sendRtpItem.getPt());
+                                param.put("use_ps", sendRtpItem.isUsePs() ? "1" : "0");
+                                param.put("only_audio", sendRtpItem.isOnlyAudio() ? "1" : "0");
+                                if (!sendRtpItem.isTcp()) {
+                                    // 开启rtcp保活
+                                    param.put("udp_rtcp_timeout", sendRtpItem.isRtcp()? "1":"0");
+                                }
+                                JSONObject startSendRtpStreamResult = zlmServerFactory.startSendRtpStreamForPassive(mediaInfo, param);
+                                if (startSendRtpStreamResult != null) {
+                                    startSendRtpStreamHand(evt, sendRtpItem, null, startSendRtpStreamResult, param, callIdHeader);
+                                }
+                            }
                         } catch (SipException | InvalidArgumentException | ParseException e) {
                             logger.error("[命令发送失败] 国标级联 回复SdpAck", e);
                         }
@@ -543,6 +574,18 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
         }
     }
 
+    private void startSendRtpStreamHand(RequestEvent evt, SendRtpItem sendRtpItem, ParentPlatform parentPlatform,
+                                        JSONObject jsonObject, Map<String, Object> param, CallIdHeader callIdHeader) {
+        if (jsonObject == null) {
+            logger.error("下级TCP被动启动监听失败: 请检查ZLM服务");
+        } else if (jsonObject.getInteger("code") == 0) {
+            logger.info("调用ZLM-TCP被动推流接口, 结果： {}",  jsonObject);
+            logger.info("启动监听TCP被动推流成功[ {}/{} ]，{}->{}:{}, " ,param.get("app"), param.get("stream"), jsonObject.getString("local_port"), param.get("dst_url"), param.get("dst_port"));
+        } else {
+            logger.error("启动监听TCP被动推流失败: {}, 参数：{}",jsonObject.getString("msg"), JSON.toJSONString(param));
+        }
+    }
+
     /**
      * 安排推流
      */

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

@@ -289,6 +289,10 @@ public class ZLMRESTfulUtils {
         return sendPost(mediaServerItem, "startSendRtp",param, null);
     }
 
+    public JSONObject startSendRtpPassive(MediaServerItem mediaServerItem, Map<String, Object> param) {
+        return sendPost(mediaServerItem, "startSendRtpPassive",param, null);
+    }
+
     public JSONObject stopSendRtp(MediaServerItem mediaServerItem, Map<String, Object> param) {
         return sendPost(mediaServerItem, "stopSendRtp",param, null);
     }

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

@@ -231,6 +231,13 @@ public class ZLMServerFactory {
         return zlmresTfulUtils.startSendRtp(mediaServerItem, param);
     }
 
+    /**
+     * 调用zlm RESTFUL API —— startSendRtpPassive
+     */
+    public JSONObject startSendRtpStreamForPassive(MediaServerItem mediaServerItem, Map<String, Object>param) {
+        return zlmresTfulUtils.startSendRtpPassive(mediaServerItem, param);
+    }
+
     /**
      * 查询待转推的流是否就绪
      */