void AssignmentClient::readPendingDatagrams() { NodeList* nodeList = NodeList::getInstance(); static unsigned char packetData[1500]; static qint64 receivedBytes = 0; static HifiSockAddr senderSockAddr; while (nodeList->getNodeSocket().hasPendingDatagrams()) { if ((receivedBytes = nodeList->getNodeSocket().readDatagram((char*) packetData, MAX_PACKET_SIZE, senderSockAddr.getAddressPointer(), senderSockAddr.getPortPointer())) && packetVersionMatch(packetData)) { if (_currentAssignment) { // have the threaded current assignment handle this datagram QMetaObject::invokeMethod(_currentAssignment, "processDatagram", Qt::QueuedConnection, Q_ARG(QByteArray, QByteArray((char*) packetData, receivedBytes)), Q_ARG(HifiSockAddr, senderSockAddr)); } else if (packetData[0] == PACKET_TYPE_DEPLOY_ASSIGNMENT || packetData[0] == PACKET_TYPE_CREATE_ASSIGNMENT) { if (_currentAssignment) { qDebug() << "Dropping received assignment since we are currently running one.\n"; } else { // construct the deployed assignment from the packet data _currentAssignment = AssignmentFactory::unpackAssignment(packetData, receivedBytes); qDebug() << "Received an assignment -" << *_currentAssignment << "\n"; // switch our nodelist domain IP and port to whoever sent us the assignment if (packetData[0] == PACKET_TYPE_CREATE_ASSIGNMENT) { nodeList->setDomainSockAddr(senderSockAddr); nodeList->setOwnerUUID(_currentAssignment->getUUID()); qDebug("Destination IP for assignment is %s\n", nodeList->getDomainIP().toString().toStdString().c_str()); // start the deployed assignment QThread* workerThread = new QThread(this); connect(workerThread, SIGNAL(started()), _currentAssignment, SLOT(run())); connect(_currentAssignment, SIGNAL(finished()), this, SLOT(assignmentCompleted())); connect(_currentAssignment, SIGNAL(finished()), workerThread, SLOT(quit())); connect(_currentAssignment, SIGNAL(finished()), _currentAssignment, SLOT(deleteLater())); connect(workerThread, SIGNAL(finished()), workerThread, SLOT(deleteLater())); _currentAssignment->moveToThread(workerThread); // Starts an event loop, and emits workerThread->started() workerThread->start(); } else { qDebug("Received a bad destination socket for assignment.\n"); } } } else { // have the NodeList attempt to handle it nodeList->processNodeData(senderSockAddr, packetData, receivedBytes); } } } }
void AssignmentClient::readPendingDatagrams() { NodeList* nodeList = NodeList::getInstance(); QByteArray receivedPacket; HifiSockAddr senderSockAddr; while (nodeList->getNodeSocket().hasPendingDatagrams()) { receivedPacket.resize(nodeList->getNodeSocket().pendingDatagramSize()); nodeList->getNodeSocket().readDatagram(receivedPacket.data(), receivedPacket.size(), senderSockAddr.getAddressPointer(), senderSockAddr.getPortPointer()); if (packetVersionMatch(receivedPacket)) { if (_currentAssignment) { // have the threaded current assignment handle this datagram QMetaObject::invokeMethod(_currentAssignment, "processDatagram", Qt::QueuedConnection, Q_ARG(QByteArray, receivedPacket), Q_ARG(HifiSockAddr, senderSockAddr)); } else if (packetTypeForPacket(receivedPacket) == PacketTypeCreateAssignment) { if (_currentAssignment) { qDebug() << "Dropping received assignment since we are currently running one."; } else { // construct the deployed assignment from the packet data _currentAssignment = AssignmentFactory::unpackAssignment(receivedPacket); if (_currentAssignment) { qDebug() << "Received an assignment -" << *_currentAssignment; // switch our nodelist domain IP and port to whoever sent us the assignment nodeList->setDomainSockAddr(senderSockAddr); nodeList->setOwnerUUID(_currentAssignment->getUUID()); qDebug() << "Destination IP for assignment is" << nodeList->getDomainIP().toString(); // start the deployed assignment QThread* workerThread = new QThread(this); connect(workerThread, SIGNAL(started()), _currentAssignment, SLOT(run())); connect(_currentAssignment, SIGNAL(finished()), this, SLOT(assignmentCompleted())); connect(_currentAssignment, SIGNAL(finished()), workerThread, SLOT(quit())); connect(_currentAssignment, SIGNAL(finished()), _currentAssignment, SLOT(deleteLater())); connect(workerThread, SIGNAL(finished()), workerThread, SLOT(deleteLater())); _currentAssignment->moveToThread(workerThread); // move the NodeList to the thread used for the _current assignment nodeList->moveToThread(workerThread); // Starts an event loop, and emits workerThread->started() workerThread->start(); } else { qDebug() << "Received an assignment that could not be unpacked. Re-requesting."; } } } else { // have the NodeList attempt to handle it nodeList->processNodeData(senderSockAddr, receivedPacket); } } } }