panlinlin
2021-03-02 2f165d595af3565bd17612ee0f5866ace8ab43f4
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/request/impl/InviteRequestProcessor.java
@@ -4,9 +4,12 @@
import javax.sip.InvalidArgumentException;
import javax.sip.RequestEvent;
import javax.sip.SipException;
import javax.sip.SipFactory;
import javax.sip.address.Address;
import javax.sip.address.SipURI;
import javax.sip.header.ContentTypeHeader;
import javax.sip.header.FromHeader;
import javax.sip.header.HeaderFactory;
import javax.sip.header.SubjectHeader;
import javax.sip.message.Request;
import javax.sip.message.Response;
@@ -15,6 +18,7 @@
import com.genersoft.iot.vmp.conf.MediaServerConfig;
import com.genersoft.iot.vmp.gb28181.bean.Device;
import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform;
import com.genersoft.iot.vmp.gb28181.transmit.request.SIPRequestAbstractProcessor;
@@ -100,16 +104,18 @@
         platformId = uri.getUser();
         if (platformId == null || channelId == null) {
            response400Ack(evt); // 参数不全, 发400,请求错误
            logger.info("无法从FromHeader的Address中获取到平台id,返回404");
            responseAck(evt, Response.BAD_REQUEST); // 参数不全, 发400,请求错误
            return;
         }
         // 查询平台下是否有该通道
         DeviceChannel channel = storager.queryChannelInParentPlatform(platformId, channelId);
         if (channel == null) {
            response404Ack(evt); // 通道不存在,发404,资源不存在
            logger.info("通道不存在,返回404");
            responseAck(evt, Response.NOT_FOUND); // 通道不存在,发404,资源不存在
            return;
         }else {
            response100Ack(evt); // 通道存在,发100,trying
            responseAck(evt, Response.TRYING); // 通道存在,发100,trying
         }
         // 解析sdp消息, 使用jainsip 自带的sdp解析方式
         String contentString = new String(request.getRawContent());
@@ -152,107 +158,79 @@
                     }
                  }
               }
//               Vector attributes = mediaDescription.getAttributes(false);
//               for (Object attributeObj : attributes) {
//                  Attribute attribute = (Attribute)attributeObj;
//                  String name = attribute.getName();
//                  switch (name){
//                     case "recvonly":
//                        recvonly = true;
//                        break;
//                     case "rtpmap":
//                     case "connection":
//                        break;
//                     case "setup":
//                        mediaTransmissionTCP = true;
//                        if ("active".equals(attribute.getValue())) {  // tcp主动模式
//                           tcpActive = true;
//                        }else if ("passive".equals(attribute.getValue())){ // tcp被动模式
//                           tcpActive = false;
//                        }
//                        break;
//
//                  }
//                  if ("recvonly".equals(name)) {
//                     recvonly = true;
//                  }
//
//                  String value = attribute.getValue();
//               }
               break;
            }
         }
         if (port == -1) {
            logger.info("不支持的媒体格式,返回415");
            // 回复不支持的格式
            response415Ack(evt); // 不支持的格式,发415
            responseAck(evt, Response.UNSUPPORTED_MEDIA_TYPE); // 不支持的格式,发415
            return;
         }
         String username = sdp.getOrigin().getUsername();
         String addressStr = sdp.getOrigin().getAddress();
         String sessionName = sdp.getSessionName().getValue();
         logger.info("[上级点播]用户:{}, 地址:{}:{}, ssrc:{}", username, addressStr, port, ssrc);
//
//         Device device = storager.queryVideoDeviceByPlatformIdAndChannelId(platformId, channelId);
//         if (device == null) {
//            logger.warn("点播平台{}的通道{}时未找到设备信息", platformId, channel);
//            response500Ack(evt);
//            return;
//         }
//
//         // 通知下级推流,
//         PlayResult playResult = playService.play(device.getDeviceId(), channelId, (responseJSON)->{
//            // 收到推流, 回复200OK
//            UUID uuid = UUID.randomUUID();
//            int rtpServer = zlmrtpServerFactory.createRTPServer(uuid.toString());
//            if (rtpServer == -1) {
//               logger.error("为获取到可用端口");
//               return;
//            }else {
//               zlmrtpServerFactory.closeRTPServer(uuid.toString());
//            }
//            // TODO 添加对tcp的支持
//            MediaServerConfig mediaInfo = redisCatchStorage.getMediaInfo();
//            StringBuffer content = new StringBuffer(200);
//            content.append("v=0\r\n");
//            content.append("o="+"00000"+" 0 0 IN IP4 "+mediaInfo.getWanIp()+"\r\n");
//            content.append("s=Play\r\n");
//            content.append("c=IN IP4 "+mediaInfo.getWanIp()+"\r\n");
//            content.append("t=0 0\r\n");
//            content.append("m=video "+ rtpServer+" RTP/AVP 96\r\n");
//            content.append("a=sendonly\r\n");
//            content.append("a=rtpmap:96 PS/90000\r\n");
//            content.append("y="+ ssrc + "\r\n");
//            content.append("f=\r\n");
//
//            try {
//               responseAck(evt, content.toString());
//            } catch (SipException e) {
//               e.printStackTrace();
//            } catch (InvalidArgumentException e) {
//               e.printStackTrace();
//            } catch (ParseException e) {
//               e.printStackTrace();
//            }
//
//            // 写入redis, 超时时回复
////            redisCatchStorage.waiteAck()
//         },(event -> {
//            // 未知错误。直接转发设备点播的错误
//            Response response = null;
//            try {
//               response = getMessageFactory().createResponse(event.getResponse().getStatusCode(), evt.getRequest());
//               getServerTransaction(evt).sendResponse(response);
//
//            } catch (ParseException | SipException | InvalidArgumentException e) {
//               e.printStackTrace();
//            }
//         }));
//         playResult.getResult();
         // 查找合适的端口推流,
         // 收到ack后调用推流接口
         Device device = storager.queryVideoDeviceByPlatformIdAndChannelId(platformId, channelId);
         if (device == null) {
            logger.warn("点播平台{}的通道{}时未找到设备信息", platformId, channel);
            responseAck(evt, Response.SERVER_INTERNAL_ERROR);
            return;
         }
         SendRtpItem sendRtpItem = zlmrtpServerFactory.createSendRtpItem(ip, port, platformId, ssrc, channelId,
               mediaTransmissionTCP);
         if (tcpActive != null) {
            sendRtpItem.setTcpActive(tcpActive);
         }
         if (sendRtpItem == null) {
            logger.warn("服务器端口资源不足");
            responseAck(evt, Response.BUSY_HERE);
            return;
         }
         // 写入redis, 超时时回复
         redisCatchStorage.updateSendRTPSever(sendRtpItem);
         // 通知下级推流,
         PlayResult playResult = playService.play(device.getDeviceId(), channelId, (responseJSON)->{
            // 收到推流, 回复200OK, 等待ack
            sendRtpItem.setStatus(1);
            redisCatchStorage.updateSendRTPSever(sendRtpItem);
            // TODO 添加对tcp的支持
            MediaServerConfig mediaInfo = redisCatchStorage.getMediaInfo();
            StringBuffer content = new StringBuffer(200);
            content.append("v=0\r\n");
            content.append("o="+"00000"+" 0 0 IN IP4 "+mediaInfo.getWanIp()+"\r\n");
            content.append("s=Play\r\n");
            content.append("c=IN IP4 "+mediaInfo.getWanIp()+"\r\n");
            content.append("t=0 0\r\n");
            content.append("m=video "+ sendRtpItem.getLocalPort()+" RTP/AVP 96\r\n");
            content.append("a=sendonly\r\n");
            content.append("a=rtpmap:96 PS/90000\r\n");
            content.append("y="+ ssrc + "\r\n");
            content.append("f=\r\n");
            try {
               responseAck(evt, content.toString());
            } catch (SipException e) {
               e.printStackTrace();
            } catch (InvalidArgumentException e) {
               e.printStackTrace();
            } catch (ParseException e) {
               e.printStackTrace();
            }
         },(event -> {
            // 未知错误。直接转发设备点播的错误
            Response response = null;
            try {
               response = getMessageFactory().createResponse(event.getResponse().getStatusCode(), evt.getRequest());
               getServerTransaction(evt).sendResponse(response);
            } catch (ParseException | SipException | InvalidArgumentException e) {
               e.printStackTrace();
            }
         }));
         playResult.getResult();
      } catch (SipException | InvalidArgumentException | ParseException e) {
         e.printStackTrace();
@@ -263,100 +241,46 @@
      } catch (SdpException e) {
         e.printStackTrace();
      }
   }
   /***
    * 回复100 trying
    * 回复状态码
    * 100 trying
    * 200 OK
    * 400
    * 404
    * @param evt
    * @throws SipException
    * @throws InvalidArgumentException
    * @throws ParseException
    */
   private void response100Ack(RequestEvent evt) throws SipException, InvalidArgumentException, ParseException {
   private void responseAck(RequestEvent evt, int statusCode) throws SipException, InvalidArgumentException, ParseException {
      Response response = getMessageFactory().createResponse(Response.TRYING, evt.getRequest());
      getServerTransaction(evt).sendResponse(response);
   }
   /***
    * 回复200 OK
   /**
    * 回复带sdp的200
    * @param evt
    * @param sdp
    * @throws SipException
    * @throws InvalidArgumentException
    * @throws ParseException
    */
   private void responseAck(RequestEvent evt, String sdp) throws SipException, InvalidArgumentException, ParseException {
      Response response = getMessageFactory().createResponse(Response.OK, evt.getRequest());
      ContentTypeHeader contentTypeHeader = getHeaderFactory().createContentTypeHeader("APPLICATION", "SDP");
      SipFactory sipFactory = SipFactory.getInstance();
      ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("APPLICATION", "SDP");
      response.setContent(sdp, contentTypeHeader);
      SipURI sipURI = (SipURI)evt.getRequest().getRequestURI();
      Address concatAddress = sipFactory.createAddressFactory().createAddress(
            sipFactory.createAddressFactory().createSipURI(sipURI.getUser(),  sipURI.getHost()+":"+sipURI.getPort()
            ));
      response.addHeader(sipFactory.createHeaderFactory().createContactHeader(concatAddress));
      getServerTransaction(evt).sendResponse(response);
   }
   /***
    * 回复400
    * @param evt
    * @throws SipException
    * @throws InvalidArgumentException
    * @throws ParseException
    */
   private void response400Ack(RequestEvent evt) throws SipException, InvalidArgumentException, ParseException {
      Response response = getMessageFactory().createResponse(Response.BAD_REQUEST, evt.getRequest());
      getServerTransaction(evt).sendResponse(response);
   }
   /***
    * 回复404
    * @param evt
    * @throws SipException
    * @throws InvalidArgumentException
    * @throws ParseException
    */
   private void response404Ack(RequestEvent evt) throws SipException, InvalidArgumentException, ParseException {
      Response response = getMessageFactory().createResponse(Response.NOT_FOUND, evt.getRequest());
      getServerTransaction(evt).sendResponse(response);
   }
   /***
    * 回复415 不支持的媒体类型
    * @param evt
    * @throws SipException
    * @throws InvalidArgumentException
    * @throws ParseException
    */
   private void response415Ack(RequestEvent evt) throws SipException, InvalidArgumentException, ParseException {
      Response response = getMessageFactory().createResponse(Response.UNSUPPORTED_MEDIA_TYPE, evt.getRequest());
      getServerTransaction(evt).sendResponse(response);
   }
   /***
    * 回复488
    * @param evt
    * @throws SipException
    * @throws InvalidArgumentException
    * @throws ParseException
    */
   private void response488Ack(RequestEvent evt) throws SipException, InvalidArgumentException, ParseException {
      Response response = getMessageFactory().createResponse(Response.NOT_ACCEPTABLE_HERE, evt.getRequest());
      getServerTransaction(evt).sendResponse(response);
   }
   /***
    * 回复500
    * @param evt
    * @throws SipException
    * @throws InvalidArgumentException
    * @throws ParseException
    */
   private void response500Ack(RequestEvent evt) throws SipException, InvalidArgumentException, ParseException {
      Response response = getMessageFactory().createResponse(Response.SERVER_INTERNAL_ERROR, evt.getRequest());
      getServerTransaction(evt).sendResponse(response);
   }
@@ -394,4 +318,12 @@
   public void setPlayService(IPlayService playService) {
      this.playService = playService;
   }
   public IRedisCatchStorage getRedisCatchStorage() {
      return redisCatchStorage;
   }
   public void setRedisCatchStorage(IRedisCatchStorage redisCatchStorage) {
      this.redisCatchStorage = redisCatchStorage;
   }
}