From ecaf8750dd9c537e581ae05c65be9a26db5e67a7 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期二, 24 十一月 2020 16:41:00 +0800
Subject: [PATCH] 完成向上级联->注册

---
 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java |   72 ++++++++++++++++++++++++++++++++++++
 1 files changed, 72 insertions(+), 0 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java
index 2233ee0..fa3465d 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java
@@ -11,7 +11,9 @@
 import javax.sip.address.SipURI;
 import javax.sip.header.*;
 import javax.sip.message.Request;
+import javax.validation.constraints.NotNull;
 
+import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.stereotype.Component;
@@ -19,6 +21,7 @@
 import com.genersoft.iot.vmp.conf.SipConfig;
 import com.genersoft.iot.vmp.gb28181.bean.Device;
 import com.genersoft.iot.vmp.gb28181.bean.Host;
+import org.springframework.util.DigestUtils;
 
 /**
  * @Description:鎽勫儚澶村懡浠equest鍒涢�犲櫒 TODO 鍐椾綑浠g爜澶寰呬紭鍖�
@@ -168,4 +171,73 @@
 		request.setContent(content, contentTypeHeader);
 		return request;
 	}
+
+
+	public Request createRegisterRequest(@NotNull ParentPlatform platform, String fromTag, String viaTag) throws ParseException, InvalidArgumentException, PeerUnavailableException {
+		Request request = null;
+		String sipAddress = sipConfig.getSipIp() + ":" + sipConfig.getSipPort();
+		//璇锋眰琛�
+		SipURI requestLine = sipFactory.createAddressFactory().createSipURI(platform.getDeviceGBId(),
+				platform.getServerIP() + ":" + platform.getServerPort());
+		//via
+		ArrayList<ViaHeader> viaHeaders = new ArrayList<ViaHeader>();
+		ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(platform.getServerIP(), platform.getServerPort(), platform.getTransport(), viaTag);
+		viaHeader.setRPort();
+		viaHeaders.add(viaHeader);
+		//from
+		SipURI fromSipURI = sipFactory.createAddressFactory().createSipURI(platform.getDeviceGBId(),sipAddress);
+		Address fromAddress = sipFactory.createAddressFactory().createAddress(fromSipURI);
+		FromHeader fromHeader = sipFactory.createHeaderFactory().createFromHeader(fromAddress, fromTag);
+		//to
+		SipURI toSipURI = sipFactory.createAddressFactory().createSipURI(platform.getDeviceGBId(),sipAddress);
+		Address toAddress = sipFactory.createAddressFactory().createAddress(toSipURI);
+		ToHeader toHeader = sipFactory.createHeaderFactory().createToHeader(toAddress,null);
+
+		//callid
+		CallIdHeader callIdHeader = null;
+		if(platform.getTransport().equals("TCP")) {
+			callIdHeader = tcpSipProvider.getNewCallId();
+		}
+		if(platform.getTransport().equals("UDP")) {
+			callIdHeader = udpSipProvider.getNewCallId();
+		}
+
+		//Forwards
+		MaxForwardsHeader maxForwards = sipFactory.createHeaderFactory().createMaxForwardsHeader(70);
+
+		//ceq
+		CSeqHeader cSeqHeader = sipFactory.createHeaderFactory().createCSeqHeader(1L, Request.REGISTER);
+		request = sipFactory.createMessageFactory().createRequest(requestLine, Request.REGISTER, callIdHeader,
+				cSeqHeader,fromHeader, toHeader, viaHeaders, maxForwards);
+
+		Address concatAddress = sipFactory.createAddressFactory().createAddress(sipFactory.createAddressFactory()
+				.createSipURI(platform.getDeviceGBId(), sipAddress));
+		request.addHeader(sipFactory.createHeaderFactory().createContactHeader(concatAddress));
+
+		return request;
+	}
+
+	public Request createRegisterRequest(@NotNull ParentPlatform parentPlatform, String fromTag, String viaTag,
+										 String callId, String realm, String nonce, String scheme) throws ParseException, PeerUnavailableException, InvalidArgumentException {
+		Request registerRequest = createRegisterRequest(parentPlatform, fromTag, viaTag);
+
+		CallIdHeader callIdHeader = (CallIdHeader)registerRequest.getHeader(CallIdHeader.NAME);
+		callIdHeader.setCallId(callId);
+
+		String uri = "sip:" + parentPlatform.getServerGBId() +
+				"@" + parentPlatform.getServerIP() +
+				":" + parentPlatform.getServerPort();
+
+		String HA1 = DigestUtils.md5DigestAsHex((parentPlatform.getDeviceGBId() + ":" + realm + ":" + parentPlatform.getPassword()).getBytes());
+		String HA2=DigestUtils.md5DigestAsHex((Request.REGISTER + ":" + uri).getBytes());
+		String RESPONSE = DigestUtils.md5DigestAsHex((HA1 + ":" + nonce + ":" +  HA2).getBytes());
+
+		String authorizationHeaderContent = scheme + " username=\"" + parentPlatform.getDeviceGBId() + "\", " + "realm=\""
+				+ realm + "\", uri=\"" + uri  + "\", response=\"" + RESPONSE + "\", nonce=\""
+				+ nonce + "\"";
+		AuthorizationHeader authorizationHeader = sipFactory.createHeaderFactory().createAuthorizationHeader(authorizationHeaderContent);
+		registerRequest.addHeader(authorizationHeader);
+
+		return registerRequest;
+	}
 }

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