648540858
2024-05-29 764d04b497356ba6bcbb75fd42b51eca750f7223
src/main/java/com/genersoft/iot/vmp/gb28181/SipLayer.java
@@ -1,133 +1,141 @@
package com.genersoft.iot.vmp.gb28181;
import com.genersoft.iot.vmp.conf.SipConfig;
import com.genersoft.iot.vmp.gb28181.transmit.ISIPProcessorObserver;
import gov.nist.javax.sip.SipProviderImpl;
import gov.nist.javax.sip.SipStackImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.DependsOn;
import javax.sip.*;
import java.util.Properties;
import java.util.TooManyListenersException;
@Configuration
public class SipLayer{
   private final static Logger logger = LoggerFactory.getLogger(SipLayer.class);
   @Autowired
   private SipConfig sipConfig;
   @Autowired
   private ISIPProcessorObserver sipProcessorObserver;
   private SipStackImpl sipStack;
   private SipFactory sipFactory;
   @Bean("sipFactory")
   SipFactory createSipFactory() {
      sipFactory = SipFactory.getInstance();
      sipFactory.setPathName("gov.nist");
      return sipFactory;
   }
   @Bean("sipStack")
   @DependsOn({"sipFactory"})
   SipStack createSipStack() throws PeerUnavailableException {
      Properties properties = new Properties();
      properties.setProperty("javax.sip.STACK_NAME", "GB28181_SIP");
      properties.setProperty("javax.sip.IP_ADDRESS", sipConfig.getMonitorIp());
      /**
       * 完整配置参考 gov.nist.javax.sip.SipStackImpl,需要下载源码
       * gov/nist/javax/sip/SipStackImpl.class
       * sip消息的解析在 gov.nist.javax.sip.stack.UDPMessageChannel的processIncomingDataPacket方法
       */
//       * gov/nist/javax/sip/SipStackImpl.class
      if (logger.isDebugEnabled()) {
         properties.setProperty("gov.nist.javax.sip.LOG_MESSAGE_CONTENT", "false");
      }
      // 接收所有notify请求,即使没有订阅
      properties.setProperty("gov.nist.javax.sip.DELIVER_UNSOLICITED_NOTIFY", "true");
      properties.setProperty("gov.nist.javax.sip.AUTOMATIC_DIALOG_ERROR_HANDLING", "false");
      properties.setProperty("gov.nist.javax.sip.CANCEL_CLIENT_TRANSACTION_CHECKED", "false");
      // 为_NULL _对话框传递_终止的_事件
      properties.setProperty("gov.nist.javax.sip.DELIVER_TERMINATED_EVENT_FOR_NULL_DIALOG", "true");
      // 会话清理策略
      properties.setProperty("gov.nist.javax.sip.RELEASE_REFERENCES_STRATEGY", "Normal");
      // 处理由该服务器处理的基于底层TCP的保持生存超时
      properties.setProperty("gov.nist.javax.sip.RELIABLE_CONNECTION_KEEP_ALIVE_TIMEOUT", "60");
      // 获取实际内容长度,不使用header中的长度信息
      properties.setProperty("gov.nist.javax.sip.COMPUTE_CONTENT_LENGTH_FROM_MESSAGE_BODY", "true");
      /**
       * sip_server_log.log 和 sip_debug_log.log ERROR, INFO, WARNING, OFF, DEBUG, TRACE
       */
      properties.setProperty("gov.nist.javax.sip.TRACE_LEVEL", "ERROR");
//      properties.setProperty("gov.nist.javax.sip.SIP_MESSAGE_VALVE", "com.genersoft.iot.vmp.gb28181.session.SipMessagePreprocessing");
//      if (logger.isDebugEnabled()) {
//         properties.setProperty("gov.nist.javax.sip.TRACE_LEVEL", "DEBUG");
//      }
      sipStack = (SipStackImpl) sipFactory.createSipStack(properties);
      return sipStack;
   }
   @Bean(name = "tcpSipProvider")
   @DependsOn("sipStack")
   SipProviderImpl startTcpListener() {
      ListeningPoint tcpListeningPoint = null;
      SipProviderImpl tcpSipProvider  = null;
      try {
         tcpListeningPoint = sipStack.createListeningPoint(sipConfig.getMonitorIp(), sipConfig.getPort(), "TCP");
         tcpSipProvider = (SipProviderImpl)sipStack.createSipProvider(tcpListeningPoint);
         tcpSipProvider.setDialogErrorsAutomaticallyHandled();
         tcpSipProvider.addSipListener(sipProcessorObserver);
//         tcpSipProvider.setAutomaticDialogSupportEnabled(false);
         logger.info("[Sip Server] TCP 启动成功 {}:{}", sipConfig.getMonitorIp(), sipConfig.getPort());
      } catch (TransportNotSupportedException e) {
         e.printStackTrace();
      } catch (InvalidArgumentException e) {
         logger.error("[Sip Server]  无法使用 [ {}:{} ]作为SIP[ TCP ]服务,可排查: 1. sip.monitor-ip 是否为本机网卡IP; 2. sip.port 是否已被占用"
               , sipConfig.getMonitorIp(), sipConfig.getPort());
      } catch (TooManyListenersException e) {
         e.printStackTrace();
      } catch (ObjectInUseException e) {
         e.printStackTrace();
      }
      return tcpSipProvider;
   }
   @Bean(name = "udpSipProvider")
   @DependsOn("sipStack")
   SipProviderImpl startUdpListener() {
      ListeningPoint udpListeningPoint = null;
      SipProviderImpl udpSipProvider = null;
      try {
         udpListeningPoint = sipStack.createListeningPoint(sipConfig.getMonitorIp(), sipConfig.getPort(), "UDP");
         udpSipProvider = (SipProviderImpl)sipStack.createSipProvider(udpListeningPoint);
         udpSipProvider.addSipListener(sipProcessorObserver);
//         udpSipProvider.setAutomaticDialogSupportEnabled(false);
      } catch (TransportNotSupportedException e) {
         e.printStackTrace();
      } catch (InvalidArgumentException e) {
         logger.error("[Sip Server]  无法使用 [ {}:{} ]作为SIP[ UDP ]服务,可排查: 1. sip.monitor-ip 是否为本机网卡IP; 2. sip.port 是否已被占用"
               , sipConfig.getMonitorIp(), sipConfig.getPort());
      } catch (TooManyListenersException e) {
         e.printStackTrace();
      } catch (ObjectInUseException e) {
         e.printStackTrace();
      }
      logger.info("[Sip Server] UDP 启动成功 {}:{}", sipConfig.getMonitorIp(), sipConfig.getPort());
      return udpSipProvider;
   }
}
package com.genersoft.iot.vmp.gb28181;
import com.genersoft.iot.vmp.conf.SipConfig;
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.gb28181.bean.GbStringMsgParserFactory;
import com.genersoft.iot.vmp.gb28181.conf.DefaultProperties;
import com.genersoft.iot.vmp.gb28181.transmit.ISIPProcessorObserver;
import gov.nist.javax.sip.SipProviderImpl;
import gov.nist.javax.sip.SipStackImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
import org.springframework.util.ObjectUtils;
import javax.sip.*;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
@Component
@Order(value=10)
public class SipLayer implements CommandLineRunner {
   private final static Logger logger = LoggerFactory.getLogger(SipLayer.class);
   @Autowired
   private SipConfig sipConfig;
   @Autowired
   private ISIPProcessorObserver sipProcessorObserver;
   @Autowired
   private UserSetting userSetting;
   private final Map<String, SipProviderImpl> tcpSipProviderMap = new ConcurrentHashMap<>();
   private final Map<String, SipProviderImpl> udpSipProviderMap = new ConcurrentHashMap<>();
   @Override
   public void run(String... args) {
      List<String> monitorIps = new ArrayList<>();
      // 使用逗号分割多个ip
      String separator = ",";
      if (sipConfig.getIp().indexOf(separator) > 0) {
         String[] split = sipConfig.getIp().split(separator);
         monitorIps.addAll(Arrays.asList(split));
      }else {
         monitorIps.add(sipConfig.getIp());
      }
      SipFactory.getInstance().setPathName("gov.nist");
      if (monitorIps.size() > 0) {
         for (String monitorIp : monitorIps) {
            addListeningPoint(monitorIp, sipConfig.getPort());
         }
         if (udpSipProviderMap.size() + tcpSipProviderMap.size() == 0) {
            System.exit(1);
         }
      }
   }
   private void addListeningPoint(String monitorIp, int port){
      SipStackImpl sipStack;
      try {
         sipStack = (SipStackImpl)SipFactory.getInstance().createSipStack(DefaultProperties.getProperties("GB28181_SIP", userSetting.getSipLog()));
         sipStack.setMessageParserFactory(new GbStringMsgParserFactory());
      } catch (PeerUnavailableException e) {
         logger.error("[SIP SERVER] SIP服务启动失败, 监听地址{}失败,请检查ip是否正确", monitorIp);
         return;
      }
      try {
         ListeningPoint tcpListeningPoint = sipStack.createListeningPoint(monitorIp, port, "TCP");
         SipProviderImpl tcpSipProvider = (SipProviderImpl)sipStack.createSipProvider(tcpListeningPoint);
         tcpSipProvider.setDialogErrorsAutomaticallyHandled();
         tcpSipProvider.addSipListener(sipProcessorObserver);
         tcpSipProviderMap.put(monitorIp, tcpSipProvider);
         logger.info("[SIP SERVER] tcp://{}:{} 启动成功", monitorIp, port);
      } catch (TransportNotSupportedException
             | TooManyListenersException
             | ObjectInUseException
             | InvalidArgumentException e) {
         logger.error("[SIP SERVER] tcp://{}:{} SIP服务启动失败,请检查端口是否被占用或者ip是否正确"
               , monitorIp, port);
      }
      try {
         ListeningPoint udpListeningPoint = sipStack.createListeningPoint(monitorIp, port, "UDP");
         SipProviderImpl udpSipProvider = (SipProviderImpl)sipStack.createSipProvider(udpListeningPoint);
         udpSipProvider.addSipListener(sipProcessorObserver);
         udpSipProviderMap.put(monitorIp, udpSipProvider);
         logger.info("[SIP SERVER] udp://{}:{} 启动成功", monitorIp, port);
      } catch (TransportNotSupportedException
             | TooManyListenersException
             | ObjectInUseException
             | InvalidArgumentException e) {
         logger.error("[SIP SERVER] udp://{}:{} SIP服务启动失败,请检查端口是否被占用或者ip是否正确"
               , monitorIp, port);
      }
   }
   public SipProviderImpl getUdpSipProvider(String ip) {
      if (ObjectUtils.isEmpty(ip)) {
         return null;
      }
      return udpSipProviderMap.get(ip);
   }
   public SipProviderImpl getUdpSipProvider() {
      if (udpSipProviderMap.size() != 1) {
         return null;
      }
      return udpSipProviderMap.values().stream().findFirst().get();
   }
   public SipProviderImpl getTcpSipProvider() {
      if (tcpSipProviderMap.size() != 1) {
         return null;
      }
      return tcpSipProviderMap.values().stream().findFirst().get();
   }
   public SipProviderImpl getTcpSipProvider(String ip) {
      if (ObjectUtils.isEmpty(ip)) {
         return null;
      }
      return tcpSipProviderMap.get(ip);
   }
   public String getLocalIp(String deviceLocalIp) {
      if (!ObjectUtils.isEmpty(deviceLocalIp)) {
         return deviceLocalIp;
      }
      return getUdpSipProvider().getListeningPoint().getIPAddress();
   }
}