InviteRequestProcessor类中，channelid从invite消息的header subject获取，不再从第一行request ...

李防

2022-03-07 335916f1f15eb9d0b34dea38cacee2300eac0606

InviteRequestProcessor类中，channelid从invite消息的header subject获取，不再从第一行request line获取。原因是和第三方平台对接时，发送的invite消息第一行为国标平台编码而不是设备通道编码，导致报错通道不存在，返回404。

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

@@ -26,6 +26,7 @@
import gov.nist.javax.sdp.fields.TimeField;
import gov.nist.javax.sip.address.AddressImpl;
import gov.nist.javax.sip.address.SipUri;
import gov.nist.javax.sip.header.Subject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.InitializingBean;
@@ -40,6 +41,7 @@
import javax.sip.address.SipURI;
import javax.sip.header.CallIdHeader;
import javax.sip.header.FromHeader;
import javax.sip.header.Header;
import javax.sip.message.Request;
import javax.sip.message.Response;
import java.text.ParseException;
@@ -105,7 +107,9 @@
        try {
            Request request = evt.getRequest();
            SipURI sipURI = (SipURI) request.getRequestURI();
            String channelId = sipURI.getUser();
            //从subject读取channelId,不再从request-line读取。 有些平台request-line是平台国标编码，不是设备国标编码。
            //String channelId = sipURI.getUser();
            String channelId = SipUtils.getChannelIdFromHeader(request);
            String requesterId = SipUtils.getUserIdFromFromHeader(request);
            CallIdHeader callIdHeader = (CallIdHeader)request.getHeader(CallIdHeader.NAME);
            if (requesterId == null || channelId == null) {

 src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java

@@ -2,8 +2,10 @@

import gov.nist.javax.sip.address.AddressImpl;
import gov.nist.javax.sip.address.SipUri;
import gov.nist.javax.sip.header.Subject;

import javax.sip.header.FromHeader;
import javax.sip.header.Header;
import javax.sip.message.Request;

/**
@@ -18,6 +20,13 @@
        FromHeader fromHeader = (FromHeader)request.getHeader(FromHeader.NAME);
        return getUserIdFromFromHeader(fromHeader);
    }
    /**
     * 从subject读取channelId
     * */
    public static String getChannelIdFromHeader(Request request) {
        Header subject = request.getHeader("subject");
        return ((Subject) subject).getSubject().split(":")[0];
    }

    public static String getUserIdFromFromHeader(FromHeader fromHeader) {
        AddressImpl address = (AddressImpl)fromHeader.getAddress();