fix typo and broken url

Dectinc Chen

2021-04-16 681351d74040d64024c924a6d7da4e17b96d6a38

 src/main/java/com/genersoft/iot/vmp/gb28181/SipLayer.java

@@ -1,250 +1,235 @@
package com.genersoft.iot.vmp.gb28181;

import java.util.Properties;

import javax.annotation.PostConstruct;
import javax.sip.DialogTerminatedEvent;
import javax.sip.IOExceptionEvent;
import javax.sip.ListeningPoint;
import javax.sip.RequestEvent;
import javax.sip.ResponseEvent;
import javax.sip.ServerTransaction;
import javax.sip.SipFactory;
import javax.sip.SipListener;
import javax.sip.SipProvider;
import javax.sip.SipStack;
import javax.sip.TimeoutEvent;
import javax.sip.TransactionAlreadyExistsException;
import javax.sip.TransactionTerminatedEvent;
import javax.sip.TransactionUnavailableException;
import javax.sip.address.AddressFactory;
import javax.sip.header.HeaderFactory;
import javax.sip.header.ViaHeader;
import javax.sip.message.MessageFactory;
import javax.sip.message.Request;
import javax.sip.message.Response;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import com.genersoft.iot.vmp.conf.SipConfig;
import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorFactory;
import com.genersoft.iot.vmp.gb28181.transmit.request.ISIPRequestProcessor;
import com.genersoft.iot.vmp.gb28181.transmit.response.ISIPResponseProcessor;

import gov.nist.javax.sip.SipStackImpl;

@Component
public class SipLayer implements SipListener, Runnable {

   private final static Logger logger = LoggerFactory.getLogger(SipLayer.class);

   @Autowired
   private SipConfig sipConfig;

   private SipProvider tcpSipProvider;

   private SipProvider udpSipProvider;

   @Autowired
   private SIPProcessorFactory processorFactory;

   private SipStack sipStack;

   private AddressFactory addressFactory;
   private HeaderFactory headerFactory;
   private MessageFactory messageFactory;

   @PostConstruct
   private void initSipServer() {
      Thread thread=new Thread(this);
        thread.setDaemon(true);
        thread.setName("sip server thread start");
        thread.start();
   }

   @Override
   public void run() {
      SipFactory sipFactory = SipFactory.getInstance();
      sipFactory.setPathName("gov.nist");
      try {
         headerFactory = sipFactory.createHeaderFactory();

         addressFactory = sipFactory.createAddressFactory();
         messageFactory = sipFactory.createMessageFactory();

         Properties properties = new Properties();
         properties.setProperty("javax.sip.STACK_NAME", "GB28181_SIP");
         properties.setProperty("javax.sip.IP_ADDRESS", sipConfig.getSipIp());
         properties.setProperty("gov.nist.javax.sip.LOG_MESSAGE_CONTENT", "false");
         /**
          * sip_server_log.log 和 sip_debug_log.log public static final int TRACE_NONE =
          * 0; public static final int TRACE_MESSAGES = 16; public static final int
          * TRACE_EXCEPTION = 17; public static final int TRACE_DEBUG = 32;
          */
         properties.setProperty("gov.nist.javax.sip.TRACE_LEVEL", "0");
         properties.setProperty("gov.nist.javax.sip.SERVER_LOG", "sip_server_log");
         properties.setProperty("gov.nist.javax.sip.DEBUG_LOG", "sip_debug_log");
         sipStack = (SipStackImpl) sipFactory.createSipStack(properties);

         startTcpListener();
         startUdpListener();
      } catch (Exception e) {
         logger.error("Sip Server 启动失败！ port {" + sipConfig.getSipPort() + "}");
         e.printStackTrace();
      }
      logger.info("Sip Server 启动成功 port {" + sipConfig.getSipPort() + "}");
   }

   private void startTcpListener() throws Exception {
      ListeningPoint tcpListeningPoint = sipStack.createListeningPoint(sipConfig.getSipIp(), sipConfig.getSipPort(), "TCP");
      tcpSipProvider = sipStack.createSipProvider(tcpListeningPoint);
      tcpSipProvider.addSipListener(this);
   }

   private void startUdpListener() throws Exception {
      ListeningPoint udpListeningPoint = sipStack.createListeningPoint(sipConfig.getSipIp(), sipConfig.getSipPort(), "UDP");
      udpSipProvider = sipStack.createSipProvider(udpListeningPoint);
      udpSipProvider.addSipListener(this);
   }

   /**
    * SIP服务端接收消息的方法 Content 里面是GBK编码 This method is called by the SIP stack when a
    * new request arrives.
    */
   @Override
   public void processRequest(RequestEvent evt) {
      ISIPRequestProcessor processor = processorFactory.createRequestProcessor(evt);
      processor.process(evt, this, getServerTransaction(evt));
   }

   @Override
   public void processResponse(ResponseEvent evt) {
      Response response = evt.getResponse();
      int status = response.getStatusCode();
      if ((status >= 200) && (status < 300)) { // Success!
         ISIPResponseProcessor processor = processorFactory.createResponseProcessor(evt);
         processor.process(evt, this, sipConfig);
      } else {
         logger.warn("接收到失败的response响应！status：" + status + ",message:" + response.getContent().toString());
      }
      // trying不会回复
      if (status == Response.TRYING) {

      }
   }

   /**
    * <p>
    * Title: processTimeout
    * </p>
    * <p>
    * Description:
    * </p>
    * 
    * @param timeoutEvent
    */
   @Override
   public void processTimeout(TimeoutEvent timeoutEvent) {
      // TODO Auto-generated method stub

   }

   /**
    * <p>
    * Title: processIOException
    * </p>
    * <p>
    * Description:
    * </p>
    * 
    * @param exceptionEvent
    */
   @Override
   public void processIOException(IOExceptionEvent exceptionEvent) {
      // TODO Auto-generated method stub

   }

   /**
    * <p>
    * Title: processTransactionTerminated
    * </p>
    * <p>
    * Description:
    * </p>
    * 
    * @param transactionTerminatedEvent
    */
   @Override
   public void processTransactionTerminated(TransactionTerminatedEvent transactionTerminatedEvent) {
      // TODO Auto-generated method stub

   }

   /**
    * <p>
    * Title: processDialogTerminated
    * </p>
    * <p>
    * Description:
    * </p>
    * 
    * @param dialogTerminatedEvent
    */
   @Override
   public void processDialogTerminated(DialogTerminatedEvent dialogTerminatedEvent) {
      // TODO Auto-generated method stub

   }

   private ServerTransaction getServerTransaction(RequestEvent evt) {
      Request request = evt.getRequest();
      ServerTransaction serverTransaction = evt.getServerTransaction();
      // 判断TCP还是UDP
      boolean isTcp = false;
      ViaHeader reqViaHeader = (ViaHeader) request.getHeader(ViaHeader.NAME);
      String transport = reqViaHeader.getTransport();
      if (transport.equals("TCP")) {
         isTcp = true;
      }

      if (serverTransaction == null) {
         try {
            if (isTcp) {
               serverTransaction = tcpSipProvider.getNewServerTransaction(request);
            } else {
               serverTransaction = udpSipProvider.getNewServerTransaction(request);
            }
         } catch (TransactionAlreadyExistsException e) {
            e.printStackTrace();
         } catch (TransactionUnavailableException e) {
            e.printStackTrace();
         }
      }
      return serverTransaction;
   }

   public AddressFactory getAddressFactory() {
      return addressFactory;
   }

   public HeaderFactory getHeaderFactory() {
      return headerFactory;
   }

   public MessageFactory getMessageFactory() {
      return messageFactory;
   }

   public SipProvider getTcpSipProvider() {
      return tcpSipProvider;
   }

   public SipProvider getUdpSipProvider() {
      return udpSipProvider;
   }

}
package com.genersoft.iot.vmp.gb28181;



import java.text.ParseException;

import java.util.Properties;

import java.util.TooManyListenersException;

import java.util.concurrent.LinkedBlockingQueue;

import java.util.concurrent.ThreadPoolExecutor;

import java.util.concurrent.TimeUnit;



import javax.sip.*;

import javax.sip.header.CallIdHeader;

import javax.sip.message.Response;



import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;

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.DependsOn;

import org.springframework.stereotype.Component;



import com.genersoft.iot.vmp.conf.SipConfig;

import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorFactory;

import com.genersoft.iot.vmp.gb28181.transmit.response.ISIPResponseProcessor;



import gov.nist.javax.sip.SipStackImpl;



@Component

public class SipLayer implements SipListener {



   private final static Logger logger = LoggerFactory.getLogger(SipLayer.class);



   @Autowired

   private SipConfig sipConfig;



   @Autowired

   private SIPProcessorFactory processorFactory;



   @Autowired

   private SipSubscribe sipSubscribe;



   private SipStack sipStack;



   private SipFactory sipFactory;



   /**   
    * 消息处理器线程池

    */

   private ThreadPoolExecutor processThreadPool;



   @Bean("initSipServer")

   private ThreadPoolExecutor initSipServer() {

		
      int processThreadNum = Runtime.getRuntime().availableProcessors() * 10;

      LinkedBlockingQueue<Runnable> processQueue = new LinkedBlockingQueue<Runnable>(10000);

      processThreadPool = new ThreadPoolExecutor(processThreadNum,processThreadNum,

            0L,TimeUnit.MILLISECONDS,processQueue,

            new ThreadPoolExecutor.CallerRunsPolicy());

      return processThreadPool;

   }

	
   @Bean("sipFactory")

   @DependsOn("initSipServer")

   private SipFactory createSipFactory() {

      sipFactory = SipFactory.getInstance();

      sipFactory.setPathName("gov.nist");

      return sipFactory;

   }

	
   @Bean("sipStack")

   @DependsOn({"initSipServer", "sipFactory"})

   private SipStack createSipStack() throws PeerUnavailableException {

      Properties properties = new Properties();

      properties.setProperty("javax.sip.STACK_NAME", "GB28181_SIP");

      properties.setProperty("javax.sip.IP_ADDRESS", sipConfig.getSipIp());

      properties.setProperty("gov.nist.javax.sip.LOG_MESSAGE_CONTENT", "false");

      /**

       * sip_server_log.log 和 sip_debug_log.log public static final int TRACE_NONE =

       * 0; public static final int TRACE_MESSAGES = 16; public static final int

       * TRACE_EXCEPTION = 17; public static final int TRACE_DEBUG = 32;

       */

      properties.setProperty("gov.nist.javax.sip.TRACE_LEVEL", "0");

      properties.setProperty("gov.nist.javax.sip.SERVER_LOG", "sip_server_log");

      properties.setProperty("gov.nist.javax.sip.DEBUG_LOG", "sip_debug_log");

      sipStack = (SipStackImpl) sipFactory.createSipStack(properties);

      return sipStack;

   }



   @Bean("tcpSipProvider")

   @DependsOn("sipStack")

   private SipProvider startTcpListener() {

      ListeningPoint tcpListeningPoint = null;

      SipProvider tcpSipProvider  = null;

      try {

         tcpListeningPoint = sipStack.createListeningPoint(sipConfig.getSipIp(), sipConfig.getSipPort(), "TCP");

         tcpSipProvider = sipStack.createSipProvider(tcpListeningPoint);

         tcpSipProvider.addSipListener(this);

         logger.info("Sip Server TCP 启动成功 port {" + sipConfig.getSipPort() + "}");

      } catch (TransportNotSupportedException | InvalidArgumentException | TooManyListenersException | ObjectInUseException e) {

         logger.error(String.format("创建SIP服务失败: %s", e.getMessage()));

      }

      return tcpSipProvider;

   }

	
   @Bean("udpSipProvider")

   @DependsOn("sipStack")

   private SipProvider startUdpListener() throws Exception {

      ListeningPoint udpListeningPoint = sipStack.createListeningPoint(sipConfig.getSipIp(), sipConfig.getSipPort(), "UDP");

      SipProvider udpSipProvider = sipStack.createSipProvider(udpListeningPoint);

      udpSipProvider.addSipListener(this);

      logger.info("Sip Server UDP 启动成功 port {" + sipConfig.getSipPort() + "}");

      return udpSipProvider;

   }



   /**

    * SIP服务端接收消息的方法 Content 里面是GBK编码 This method is called by the SIP stack when a

    * new request arrives.

    */

   @Override

   public void processRequest(RequestEvent evt) {

//      logger.debug(evt.getRequest().toString());

      // 由于jainsip是单线程程序，为提高性能并发处理

      processThreadPool.execute(() -> {

         if (processorFactory != null) {

            processorFactory.createRequestProcessor(evt).process();

         }

      });

   }



   @Override

   public void processResponse(ResponseEvent evt) {

      Response response = evt.getResponse();

//      logger.debug(evt.getResponse().toString());

      int status = response.getStatusCode();

      if (((status >= 200) && (status < 300)) || status == 401) { // Success!

         ISIPResponseProcessor processor = processorFactory.createResponseProcessor(evt);

         try {

            processor.process(evt, this, sipConfig);

         } catch (ParseException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

         }

         if (evt.getResponse() != null && sipSubscribe.getOkSubscribesSize() > 0 ) {

            CallIdHeader callIdHeader = (CallIdHeader)evt.getResponse().getHeader(CallIdHeader.NAME);

            if (callIdHeader != null) {

               SipSubscribe.Event subscribe = sipSubscribe.getOkSubscribe(callIdHeader.getCallId());

               if (subscribe != null) {

                  subscribe.response(evt);

               }

            }

         }

      } else if ((status >= 100) && (status < 200)) {

         // 增加其它无需回复的响应，如101、180等

      } else {

         logger.warn("接收到失败的response响应！status：" + status + ",message:" + response.getReasonPhrase()/* .getContent().toString()*/);

         if (evt.getResponse() != null && sipSubscribe.getErrorSubscribesSize() > 0 ) {

            CallIdHeader callIdHeader = (CallIdHeader)evt.getResponse().getHeader(CallIdHeader.NAME);

            if (callIdHeader != null) {

               SipSubscribe.Event subscribe = sipSubscribe.getErrorSubscribe(callIdHeader.getCallId());

               if (subscribe != null) {

                  subscribe.response(evt);

               }

            }

         }

      }







   }



   /**

    * <p>

    * Title: processTimeout

    * </p>

    * <p>

    * Description:

    * </p>

    * 
    * @param timeoutEvent

    */

   @Override

   public void processTimeout(TimeoutEvent timeoutEvent) {

      // TODO Auto-generated method stub



   }



   /**

    * <p>

    * Title: processIOException

    * </p>

    * <p>

    * Description:

    * </p>

    * 
    * @param exceptionEvent

    */

   @Override

   public void processIOException(IOExceptionEvent exceptionEvent) {

      // TODO Auto-generated method stub



   }



   /**

    * <p>

    * Title: processTransactionTerminated

    * </p>

    * <p>

    * Description:

    * </p>

    * 
    * @param transactionTerminatedEvent

    */

   @Override

   public void processTransactionTerminated(TransactionTerminatedEvent transactionTerminatedEvent) {

      // TODO Auto-generated method stub



   }



   /**

    * <p>

    * Title: processDialogTerminated

    * </p>

    * <p>

    * Description:

    * </p>

    * 
    * @param dialogTerminatedEvent

    */

   @Override

   public void processDialogTerminated(DialogTerminatedEvent dialogTerminatedEvent) {

      // TODO Auto-generated method stub



   }



}