回滚via获取地址的方式

648540858

2022-12-06 151699137259a9a92463b36795a5f935c62349c6

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

@@ -13,6 +13,7 @@
import javax.sip.header.FromHeader;
import javax.sip.header.Header;
import javax.sip.header.UserAgentHeader;
import javax.sip.header.ViaHeader;
import javax.sip.message.Request;
import java.text.ParseException;
import java.util.ArrayList;
@@ -121,6 +122,12 @@
        return builder.toString();
    }

    /**
     * 从请求中获取设备ip地址和端口号
     * @param request 请求
     * @param sipUseSourceIpAsRemoteAddress  false 从via中获取地址， true 直接获取远程地址
     * @return 地址信息
     */
    public static RemoteAddressInfo getRemoteAddressFromRequest(SIPRequest request, boolean sipUseSourceIpAsRemoteAddress) {

        String remoteAddress;
@@ -131,12 +138,13 @@
        }else {
            // 判断RPort是否改变，改变则说明路由nat信息变化，修改设备信息
            // 获取到通信地址等信息
            remoteAddress = request.getTopmostViaHeader().getReceived();
            remotePort = request.getTopmostViaHeader().getPort();
            ViaHeader viaHeader = (ViaHeader) request.getHeader(ViaHeader.NAME);
            remoteAddress = viaHeader.getReceived();
            remotePort = viaHeader.getRPort();
            // 解析本地地址替代
            if (ObjectUtils.isEmpty(remoteAddress) || remotePort == -1) {
                remoteAddress = request.getViaHost();
                remotePort = request.getViaPort();
                remoteAddress = viaHeader.getHost();
                remotePort = viaHeader.getPort();
            }
        }