fix child assignment UUID, adjust for NLPacket after unpack

assignment-client/src/AssignmentClient.cpp

@@ -73,11 +73,6 @@ AssignmentClient::AssignmentClient(Assignment::Type requestAssignmentType, QStri
     // put the NodeList on the node thread
     nodeList->moveToThread(nodeThread);
 
-    // make up a uuid for this child so the parent can tell us apart.  This id will be changed
-    // when the domain server hands over an assignment.
-    QUuid nodeUUID = QUuid::createUuid();
-    nodeList->setSessionUUID(nodeUUID);
-
     // set the logging target to the the CHILD_TARGET_NAME
     LogHandler::getInstance().setTargetName(ASSIGNMENT_CLIENT_TARGET_NAME);
 
@@ -197,7 +192,7 @@ void AssignmentClient::sendStatusPacketToACM() {
 
     auto statusPacket = NLPacket::create(PacketType::AssignmentClientStatus, sizeof(assignmentType) + NUM_BYTES_RFC4122_UUID);
 
-    statusPacket->write(nodeList->getSessionUUID().toRfc4122());
+    statusPacket->write(_childAssignmentUUID.toRfc4122());
     statusPacket->writePrimitive(assignmentType);
     
     nodeList->sendPacket(std::move(statusPacket), _assignmentClientMonitorSocket);

assignment-client/src/AssignmentClient.h

@@ -51,6 +51,7 @@ private:
     HifiSockAddr _assignmentServerSocket;
     QTimer _requestTimer; // timer for requesting and assignment
     QTimer _statsTimerACM; // timer for sending stats to assignment client monitor
+    QUuid _childAssignmentUUID = QUuid::createUuid();
 
  protected:
     HifiSockAddr _assignmentClientMonitorSocket;

domain-server/src/DomainServer.cpp

@@ -940,7 +940,7 @@ int DomainServer::parseNodeData(QDataStream& packetStream, NodeType_t& nodeType,
                                 const HifiSockAddr& senderSockAddr) {
     packetStream >> nodeType;
     packetStream >> publicSockAddr >> localSockAddr;
-
+    
     if (publicSockAddr.getAddress().isNull()) {
         // this node wants to use us its STUN server
         // so set the node public address to whatever we perceive the public address to be

libraries/networking/src/NLPacket.cpp

@@ -78,29 +78,35 @@ NLPacket::NLPacket(PacketType::Value type, qint64 size) :
 {
     Q_ASSERT(size >= 0);
     
-    qint64 headerSize = localHeaderSize(type);
-    _payloadStart += headerSize;
-    _payloadCapacity -= headerSize;
+    adjustPayloadStartAndCapacity();
 }
 
 NLPacket::NLPacket(PacketType::Value type) :
     Packet(type, -1)
 {
-    qint64 headerSize = localHeaderSize(type);
-    _payloadStart += headerSize;
-    _payloadCapacity -= headerSize;
+    adjustPayloadStartAndCapacity();
 }
 
 NLPacket::NLPacket(const NLPacket& other) : Packet(other) {
+    
 }
 
 NLPacket::NLPacket(std::unique_ptr<char> data, qint64 size, const HifiSockAddr& senderSockAddr) :
     Packet(std::move(data), size, senderSockAddr)
 {
+    adjustPayloadStartAndCapacity();
+    _payloadSize = _payloadCapacity;
+    
     readSourceID();
     readVerificationHash();
 }
 
+void NLPacket::adjustPayloadStartAndCapacity() {
+    qint64 headerSize = localHeaderSize(_type);
+    _payloadStart += headerSize;
+    _payloadCapacity -= headerSize;
+}
+
 void NLPacket::readSourceID() {
     if (!NON_SOURCED_PACKETS.contains(_type)) {
         auto offset = Packet::totalHeadersSize();

libraries/networking/src/NLPacket.h

@@ -40,6 +40,9 @@ public:
     QByteArray payloadHashWithConnectionUUID(const QUuid& connectionUUID) const;
 
 protected:
+    
+    void adjustPayloadStartAndCapacity();
+    
     NLPacket(PacketType::Value type);
     NLPacket(PacketType::Value type, qint64 size);
     NLPacket(std::unique_ptr<char> data, qint64 size, const HifiSockAddr& senderSockAddr);

libraries/networking/src/udt/Packet.h

@@ -50,7 +50,7 @@ public:
     PacketVersion getVersion() const { return _version; }
     
     // Returns the size of the packet, including the header
-    qint64 getDataSize() const { return totalHeadersSize() + getPayloadSize(); }
+    qint64 getDataSize() const { return totalHeadersSize() + _payloadSize; }
     
     // Returns the size of the payload only
     qint64 getPayloadSize() const { return _payloadSize; }