优化sip消息构建，去除ServerTransaction的使用

648540858

2022-10-18 80d2edeef25f752e0a80a6cff99e38f61c2d2cb2

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

@@ -4,6 +4,7 @@
import com.genersoft.iot.vmp.gb28181.bean.Device;
import com.genersoft.iot.vmp.gb28181.bean.WvpSipDate;
import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver;
import com.genersoft.iot.vmp.gb28181.transmit.SIPSender;
import com.genersoft.iot.vmp.gb28181.transmit.event.request.ISIPRequestProcessor;
import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
import com.genersoft.iot.vmp.gb28181.auth.DigestServerAuthenticationHelper;
@@ -19,11 +20,10 @@
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.util.ObjectUtils;
import org.springframework.util.StringUtils;

import javax.sip.InvalidArgumentException;
import javax.sip.RequestEvent;
import javax.sip.ServerTransaction;
import javax.sip.SipException;
import javax.sip.header.*;
import javax.sip.message.Request;
@@ -51,6 +51,9 @@

    @Autowired
    private IDeviceService deviceService;

    @Autowired
    private SIPSender sipSender;

    @Override
    public void afterPropertiesSet() throws Exception {
@@ -81,16 +84,16 @@
            String deviceId = uri.getUser();

            AuthorizationHeader authHead = (AuthorizationHeader) request.getHeader(AuthorizationHeader.NAME);
            if (authHead == null && !StringUtils.isEmpty(sipConfig.getPassword())) {
            if (authHead == null && !ObjectUtils.isEmpty(sipConfig.getPassword())) {
                logger.info("[注册请求] 未携带授权头 回复401: {}", requestAddress);
                response = getMessageFactory().createResponse(Response.UNAUTHORIZED, request);
                new DigestServerAuthenticationHelper().generateChallenge(getHeaderFactory(), response, sipConfig.getDomain());
                sendResponse(evt, response);
                sipSender.transmitRequest(response);
                return;
            }

            // 校验密码是否正确
            passwordCorrect = StringUtils.isEmpty(sipConfig.getPassword()) ||
            passwordCorrect = ObjectUtils.isEmpty(sipConfig.getPassword()) ||
                    new DigestServerAuthenticationHelper().doAuthenticatePlainTextPassword(request, sipConfig.getPassword());

            if (!passwordCorrect) {
@@ -98,7 +101,7 @@
                response = getMessageFactory().createResponse(Response.FORBIDDEN, request);
                response.setReasonPhrase("wrong password");
                logger.info("[注册请求] 密码/SIP服务器ID错误, 回复403: {}", requestAddress);
                sendResponse(evt, response);
                sipSender.transmitRequest(response);
                return;
            }

@@ -115,11 +118,7 @@

            if (expiresHeader == null) {
                response = getMessageFactory().createResponse(Response.BAD_REQUEST, request);
                ServerTransaction serverTransaction = getServerTransaction(evt);
                serverTransaction.sendResponse(response);
                if (serverTransaction.getDialog() != null) {
                    serverTransaction.getDialog().delete();
                }
                sipSender.transmitRequest(response);
                return;
            }
            // 添加Contact头
@@ -132,7 +131,7 @@
            String received = viaHeader.getReceived();
            int rPort = viaHeader.getRPort();
            // 解析本地地址替代
            if (StringUtils.isEmpty(received) || rPort == -1) {
            if (ObjectUtils.isEmpty(received) || rPort == -1) {
                received = viaHeader.getHost();
                rPort = viaHeader.getPort();
            }
@@ -141,7 +140,9 @@
                device.setStreamMode("UDP");
                device.setCharset("GB2312");
                device.setGeoCoordSys("WGS84");
                device.setTreeType("CivilCode");
                device.setDeviceId(deviceId);
                device.setOnline(0);
            }
            device.setIp(received);
            device.setPort(rPort);
@@ -156,10 +157,10 @@
                // 判断TCP还是UDP
                ViaHeader reqViaHeader = (ViaHeader) request.getHeader(ViaHeader.NAME);
                String transport = reqViaHeader.getTransport();
                device.setTransport("TCP".equals(transport) ? "TCP" : "UDP");
                device.setTransport("TCP".equalsIgnoreCase(transport) ? "TCP" : "UDP");
            }

            sendResponse(evt, response);
            sipSender.transmitRequest(response);
            // 注册成功
            // 保存到redis
            if (registerFlag) {
@@ -170,22 +171,8 @@
                logger.info("[注销成功] deviceId: {}->{}" ,deviceId, requestAddress);
                deviceService.offline(deviceId);
            }
        } catch (SipException | InvalidArgumentException | NoSuchAlgorithmException | ParseException e) {
        } catch (SipException | NoSuchAlgorithmException | ParseException e) {
            e.printStackTrace();
        }

    }

    private void sendResponse(RequestEvent evt, Response response) throws InvalidArgumentException, SipException {
        ServerTransaction serverTransaction = getServerTransaction(evt);
        if (serverTransaction == null) {
            logger.warn("[回复失败]：{}", response);
            return;
        }
        serverTransaction.sendResponse(response);
        if (serverTransaction.getDialog() != null) {
            serverTransaction.getDialog().delete();
        }
    }

}