Example #1
0
void FetchThread::process(QString phost)
{

    QUdpSocket *udpSocket ;
    udpSocket= new QUdpSocket(0);
    udpSocket->bind(QHostAddress::LocalHost, 9999);
    udpSocket->waitForConnected(250);



    QTcpSocket socket;
    socket.connectToHost("localhost", 4949);
    socket.waitForConnected(500);

    while (socket.waitForReadyRead(250));
    QString t_hello = socket.readAll();
    qDebug() << "READ: " << t_hello;

    socket.write(QString("list\n").toStdString().c_str() );
    while (socket.waitForReadyRead(250));
    QString buf1 = socket.readAll();

    qDebug() << "READ: " << buf1;
    QStringList list_probe = buf1.split(QRegExp("\\s+"));

    for (int z=0; z< list_probe.size(); z++)
    {
        QString probe=list_probe.at(z);
        QString cmd = QString("fetch ").append(probe).append("\n");
        qDebug() << "cmd : " << cmd;
        socket.write(cmd.toStdString().c_str() );


        while (socket.waitForReadyRead(250));
        QString buf2 = socket.readAll();
        qDebug() << "Rep fetch :" << buf2 << "\n";

        QRegularExpression re("(\\w+).(\\w+) ([0-9.]+)\\n");
        QRegularExpressionMatchIterator i = re.globalMatch(buf2);
        re.setPatternOptions(QRegularExpression::MultilineOption);

        while (i.hasNext()) {
            QRegularExpressionMatch match = i.next();
            QString s_metric = match.captured(1);
            QString s_value = match.captured(3);
            QString s_mtr = "monit2influxdb,metric="+probe + "_" + s_metric + ",host=" + phost+ " value=" + s_value + " " + QString::number(1000000* QDateTime::currentMSecsSinceEpoch());
            qDebug() << "metric:  " << s_mtr.toLower();

            udpSocket->writeDatagram(s_mtr.toStdString().c_str(), QHostAddress::LocalHost, 9999);




        }

        udpSocket->close();


    }
}
Example #2
0
void tst_QUdpSocket::unconnectedServerAndClientTest()
{
    QUdpSocket serverSocket;

    qRegisterMetaType<QAbstractSocket::SocketState>("QAbstractSocket::SocketState");

    QSignalSpy stateChangedSpy(&serverSocket, SIGNAL(stateChanged(QAbstractSocket::SocketState)));
    QVERIFY2(serverSocket.bind(), serverSocket.errorString().toLatin1().constData());
    QCOMPARE(stateChangedSpy.count(), 1);

    const char *message[] = {"Yo mista", "Yo", "Wassap"};

    QHostAddress serverAddress = QHostAddress::LocalHost;
    if (!(serverSocket.localAddress() == QHostAddress::Any))
        serverAddress = serverSocket.localAddress();

    for (int i = 0; i < 3; ++i) {
        QUdpSocket clientSocket;
        QCOMPARE(int(clientSocket.writeDatagram(message[i], strlen(message[i]),
                                                serverAddress, serverSocket.localPort())),
                 int(strlen(message[i])));
        char buf[1024];
        QHostAddress host;
        quint16 port;
        QVERIFY(serverSocket.waitForReadyRead(5000));
        QCOMPARE(int(serverSocket.readDatagram(buf, sizeof(buf), &host, &port)),
                 int(strlen(message[i])));
        buf[strlen(message[i])] = '\0';
        QCOMPARE(QByteArray(buf), QByteArray(message[i]));
    }
}
Example #3
0
void TestClient::testSendKeyInputPacket(){
	Client* client = new Client(NULL);

	QUdpSocket* socket = new QUdpSocket();
	socket->bind(INCOMING_PORT);

	client->setDirection(1);
	client->setIsJumping(false);
	client->setIsLaunching(true);
	client->sendDatagram(KEY_INPUT_PACKET);

	QHostAddress *address = NULL;
	quint16 *port = NULL;
	QByteArray *datagram = new QByteArray(socket->pendingDatagramSize(), (char) 0);

	socket->readDatagram(datagram->data(), datagram->size(), address, port);

	QCOMPARE(datagram->at(0), KEY_INPUT_PACKET);
	QCOMPARE((int)datagram->at(1), -1);
	QCOMPARE((int)datagram->at(2), 1);
	QCOMPARE((bool)datagram->at(3), false);
	QCOMPARE((bool)datagram->at(4), true);

	delete socket;
}
bool RemoteInterfaceSender::sendMessage(RemoteInterfaceMessage* message) {
	// Do we have a valid destination?
	if(message && message->destinationIp != "" && message->destinationPort != 0) {

		// Init socket
		QUdpSocket socket;
		if(!socket.bind(QHostAddress(server->ip), server->port, QUdpSocket::ShareAddress | QUdpSocket::ReuseAddressHint)) {
			// Show error
			Debug::error("[RemoteInterfaceSender] could not bind");
			return false;
		} else {
			// Add port and ip keys
			if(socket.localAddress().toString() != server->ip) 	message->properties->insert("reply-ip",socket.localAddress().toString());
			if(socket.localPort() != server->port) 				message->properties->insert("reply-port",QString("%1").arg(socket.localPort()));

			// Write to socket
			socket.writeDatagram(message->toString().toAscii(), QHostAddress(message->destinationIp), message->destinationPort);

			// Add to sent list
			server->addMessageToSent(message);

			// Show what happened
			Debug::print("[RemoteInterfaceSender] sent %1 message to %2:%3", message->type, message->destinationIp, message->destinationPort);
			return true;
		}

	} else {
		// Show error
		Debug::warning("[RemoteInterfaceSender] message destination must be specified!");
		return false;
	}
}
Example #5
0
OceanSocket::OceanSocket(QObject *parent) :
    QObject(parent)
{
    // setup the heartbeat timer
    heartbeat = new QTimer(this);
    connect(heartbeat, SIGNAL(timeout()), this, SLOT(heartbeatTimer()));

    // setup our ocean sockets
    groupAddress = QHostAddress(MULTICAST_ADDRESS);

    QList<QNetworkInterface> ifaces = QNetworkInterface::allInterfaces();
    for (int i = 0; i < ifaces.count(); i++) {
        QNetworkInterface iface = ifaces.at(i);
        if (iface.flags().testFlag(QNetworkInterface::IsUp) && !iface.flags().testFlag(QNetworkInterface::IsLoopBack) && iface.flags().testFlag(QNetworkInterface::CanMulticast)) {
            for (int j = 0; j < iface.addressEntries().count(); j++) {
                if (iface.addressEntries().at(j).ip().protocol() != QAbstractSocket::IPv4Protocol) continue;
                qDebug() << "Ocean bind to iface: " << iface.name() << endl << "IP: " << iface.addressEntries().at(j).ip().toString() << endl;
                QUdpSocket* socket = new QUdpSocket(this);
                socket->bind(QHostAddress::AnyIPv4, 8047, QUdpSocket::ShareAddress | QUdpSocket::ReuseAddressHint);
                socket->joinMulticastGroup(groupAddress, iface);
                connect(socket, SIGNAL(readyRead()), this, SLOT(processIncomingWaves()));
                boundAddresses.append(iface.addressEntries().at(j).ip());
                multicastSockets.append(socket);
            }
        }
    }

    sendSocket = new QUdpSocket(this);
    sendSocket->bind();
}
Example #6
0
void tst_QUdpSocket::performance()
{
    QUdpSocket server;
    QVERIFY2(server.bind(), server.errorString().toLatin1().constData());

    QHostAddress serverAddress = QHostAddress::LocalHost;
    if (!(server.localAddress() == QHostAddress::Any))
        serverAddress = server.localAddress();

    QUdpSocket client;
    client.connectToHost(serverAddress, server.localPort());

    QByteArray arr(8192, '@');

    QTime stopWatch;
    stopWatch.start();

    qint64 nbytes = 0;
    while (stopWatch.elapsed() < 5000) {
        for (int i = 0; i < 100; ++i) {
            if (client.write(arr.data(), arr.size()) > 0) {
                do {
                    nbytes += server.readDatagram(arr.data(), arr.size());
                } while (server.hasPendingDatagrams());
            }
        }
    }

    float secs = stopWatch.elapsed() / 1000.0;
    qDebug("\t%.2fMB/%.2fs: %.2fMB/s", float(nbytes / (1024.0*1024.0)),
           secs, float(nbytes / (1024.0*1024.0)) / secs);
}
void NewRefereeModule::run() {
    QUdpSocket socket;

    if (!socket.bind(ProtobufRefereePort, QUdpSocket::ShareAddress)) {
        throw runtime_error("Can't bind to shared referee port");
    }

    multicast_add(&socket, RefereeAddress);

    _packets.reserve(4);

    _running = true;
    while (_running) {
        if (!_useExternalRef) continue;

        char buf[65536];

        if (!socket.waitForReadyRead(500)) {
            continue;
        }

        QHostAddress host;
        quint16 port = 0;
        qint64 size = socket.readDatagram(buf, sizeof(buf), &host, &port);
        if (size < 1) {
            fprintf(stderr, "NewRefereeModule: %s/n",
                    (const char*)socket.errorString().toLatin1());
            ::usleep(100000);
            continue;
        }

        NewRefereePacket* packet = new NewRefereePacket;
        packet->receivedTime = RJ::timestamp();
        this->received_time = packet->receivedTime;
        if (!packet->wrapper.ParseFromArray(buf, size)) {
            fprintf(stderr,
                    "NewRefereeModule: got bad packet of %d bytes from %s:%d\n",
                    (int)size, (const char*)host.toString().toLatin1(), port);
            fprintf(stderr, "Packet: %s\n", buf);
            fprintf(stderr, "Address: %s\n", RefereeAddress);
            continue;
        }

        _mutex.lock();
        _packets.push_back(packet);

        stage = (Stage)packet->wrapper.stage();
        command = (Command)packet->wrapper.command();
        sent_time = packet->wrapper.packet_timestamp();
        stage_time_left = packet->wrapper.stage_time_left();
        command_counter = packet->wrapper.command_counter();
        command_timestamp = packet->wrapper.command_timestamp();
        yellow_info.ParseRefboxPacket(packet->wrapper.yellow());
        blue_info.ParseRefboxPacket(packet->wrapper.blue());
        ballPlacementx = packet->wrapper.designated_position().x();
        ballPlacementy = packet->wrapper.designated_position().y();

        _mutex.unlock();
    }
}
Example #8
0
QString connection::Broadcast() {
    // Om ip adressen te ontdekken
    QNetworkAddressEntry inter;
    // sockets aanmaken en verbinden met enerzijds broadcast en anderzijds een luister poort
    QUdpSocket udpSocketSend;
    QUdpSocket udpSocketGet;
    udpSocketSend.connectToHost(inter.broadcast(), 40000);
    // udpSocketGet->bind(inter->ip(),667);
    // udpSocketGet->bind(QHostAddress::Any,667)
    if(udpSocketGet.bind(udpgetport,QUdpSocket::ShareAddress))
        Label->setText(Label->text() + "[INFO] Could properly bind udpSocketget to " + QString::number(udpgetport) + "\n");
    else Label->setText(Label->text() + "[INFO] Couldn't properly bind udpSocketget to " + QString::number(udpgetport) + "\n");
    // Pakket verzenden
    QByteArray send_datagram = "DISCOVER-STRATEGO-SERVER";
    // Optimalisatie voor in de loop
    QByteArray receive_datagram;

    quint16 serverPort;
    forever{
        udpSocketSend.writeDatagram(send_datagram, QHostAddress::Broadcast, 40000);
        if(udpSocketGet.waitForReadyRead(3000)){
            receive_datagram.resize(udpSocketGet.pendingDatagramSize());
            udpSocketGet.readDatagram(receive_datagram.data(),receive_datagram.size(),&server,&serverPort);
            if(QString::fromUtf8(receive_datagram.data()) == "DISCOVERED-STRATEGO-SERVER")
            {
                receive_datagram.resize(udpSocketGet.pendingDatagramSize());
                udpSocketGet.readDatagram(receive_datagram.data(),receive_datagram.size(),&server,&serverPort);
                Label->setText(Label->text() +"[INFO] PLAYER DATA: "+ receive_datagram.data() +"\n");
                speler = receive_datagram.toInt();
                if(speler==1)
                {
                    attacker=true;
                }
                else
                {
                    attacker=false;
                }
                receive_datagram.resize(udpSocketGet.pendingDatagramSize());
                udpSocketGet.readDatagram(receive_datagram.data(),receive_datagram.size(),&server,&serverPort);
                Label->setText(Label->text() + "[INFO] GAME DATA: "+receive_datagram.data()+"\n");
                spel = receive_datagram.toInt();
                Label->setText(Label->text() + " SPEL:" + QString::number(spel) + "\n");
                Label->setText(Label->text() + "[INFO] Found STRATEGO-SERVER on " + server.toString().toUtf8().constData() + "\n");
                return server.toString();
            }
        }
        else
        {
            Label->setText(Label->text() + "[INFO] UDP Discover TimeOut!\n");
            static int timeout=0;
            timeout++;
            if(timeout==5)
            {
                Label->setText(Label->text() + "[ERROR] Server is not online. Please try again later!");
                return "";
            }
        }
    }
    return "";
}
Example #9
0
MainWindow::MainWindow(QWidget *parent)
	: QMainWindow(parent), ui(new Ui::MainWindow)
{
	ui->setupUi(this);

	/*connect(&m_tm, SIGNAL(timeout()), this, SLOT(processData()));
	m_tm.setInterval(1);
	m_tm.start();*/

	QTimer *tm = new QTimer(this);
	connect(tm, SIGNAL(timeout()), this, SLOT(draw()));
	tm->setInterval(1000 / 60);
	tm->start();

	m_udp.bind(9999);

	connect(&m_udp, SIGNAL(readyRead()), this, SLOT(processData()));

	ui->visWorld->stat = 0;
	ui->visWorld->pdaData = &m_pdaData;

	ui->visWorld2->stat = 1;
	ui->visWorld2->pdaData = &m_pdaData;

	ui->visScreen->pdaData = &m_pdaData;

	m_pdaData.sphereEnabled = 0;
	ui->widgetSensors->setVisible(true);
	ui->widgetSpheres->setVisible(false);
}
Example #10
0
/**
 * @brief TransmitterTask::run
 */
void TransmitterTask::run()
{
    QUdpSocket socket;
    socket.bind(port, QUdpSocket::ShareAddress | QUdpSocket::ReuseAddressHint);
    socket.writeDatagram(data, address, port);
    socket.waitForBytesWritten();
    socket.close();
    qDebug() << "Task:" << address << ':' << port << "<-" << data;
}
Example #11
0
void tst_QUdpSocket::ipv6Loop()
{
    QFETCH(QByteArray, peterMessage);
    QFETCH(QByteArray, paulMessage);
    QFETCH(bool, success);

    QUdpSocket peter;
    QUdpSocket paul;

    quint16 peterPort = 28124;
    quint16 paulPort = 28123;

    if (!peter.bind(QHostAddress::LocalHostIPv6, peterPort)) {
        QCOMPARE(peter.error(), QUdpSocket::UnsupportedSocketOperationError);
    } else {
        QVERIFY(paul.bind(QHostAddress::LocalHostIPv6, paulPort));

        QCOMPARE(peter.writeDatagram(peterMessage.data(), peterMessage.length(), QHostAddress("::1"),
                                     paulPort), qint64(peterMessage.length()));
        QCOMPARE(paul.writeDatagram(paulMessage.data(), paulMessage.length(),
                                    QHostAddress("::1"), peterPort), qint64(paulMessage.length()));

        char peterBuffer[16*1024];
        char paulBuffer[16*1024];
#if !defined(Q_OS_WINCE)
        QVERIFY(peter.waitForReadyRead(5000));
        QVERIFY(paul.waitForReadyRead(5000));
#else
        QVERIFY(peter.waitForReadyRead(15000));
        QVERIFY(paul.waitForReadyRead(15000));
#endif
        if (success) {
            QCOMPARE(peter.readDatagram(peterBuffer, sizeof(peterBuffer)), qint64(paulMessage.length()));
            QCOMPARE(paul.readDatagram(paulBuffer, sizeof(peterBuffer)), qint64(peterMessage.length()));
        } else {
            QVERIFY(peter.readDatagram(peterBuffer, sizeof(peterBuffer)) != paulMessage.length());
            QVERIFY(paul.readDatagram(paulBuffer, sizeof(peterBuffer)) != peterMessage.length());
        }

        QCOMPARE(QByteArray(peterBuffer, paulMessage.length()), paulMessage);
        QCOMPARE(QByteArray(paulBuffer, peterMessage.length()), peterMessage);
    }
}
// Creates a suitable device ready for reading.
QIODevice* JTestChunker::newDevice()
{
    // Return an opened QUdpSocket.
    QUdpSocket* socket = new QUdpSocket;
    socket->bind(QHostAddress(host()), port());

    // Wait for the socket to bind.
    while (socket->state() != QUdpSocket::BoundState) {}
    return socket;
}
/**
 * @details
 * Constructs a new QIODevice (in this case a QUdpSocket) and returns it
 * after binding the socket to the port specified in the XML node and read by
 * the constructor of the abstract chunker.
 */
QIODevice* LofarDataSplittingChunker::newDevice()
{
    QUdpSocket* socket = new QUdpSocket;

    if (!socket->bind(port(), QUdpSocket::ShareAddress | QUdpSocket::ReuseAddressHint ))
        cerr << "LofarDataSplittingChunker::newDevice(): "
        "Unable to bind to UDP port!" <<
        socket->errorString().toStdString() << std::endl;

    return socket;
}
Example #14
0
// Constructs a new QIODevice (in this case a QUdpSocket) and returns it
// after binding the socket to the port specified in the XML node and read by
// the constructor of the abstract chunker.
QIODevice* K7Chunker::newDevice()
{
    QUdpSocket* udpSocket = new QUdpSocket;

    if (!udpSocket->bind(port(), QUdpSocket::ShareAddress | QUdpSocket::ReuseAddressHint ))
    {
        std::cerr << "K7Chunker::newDevice(): Unable to bind to UDP port!" << udpSocket->errorString().toStdString() << std::endl;
    }

    return udpSocket;
}
Example #15
0
void tst_QUdpSocket::broadcasting()
{
    QFETCH_GLOBAL(bool, setProxy);
    if (setProxy) {
#ifdef TEST_QNETWORK_PROXY
        QFETCH_GLOBAL(int, proxyType);
        if (proxyType == QNetworkProxy::Socks5Proxy) {
            QSKIP("With socks5 Broadcast is not supported.", SkipAll);
        }
#endif
    }
#ifdef Q_OS_AIX
    QSKIP("Broadcast does not work on darko", SkipAll);
#endif
    const char *message[] = {"Yo mista", "", "Yo", "Wassap"};

    for (int i = 0; i < 4; ++i) {
        QUdpSocket serverSocket;
        QVERIFY2(serverSocket.bind(QHostAddress::Any, 5000), serverSocket.errorString().toLatin1().constData());

        QCOMPARE(serverSocket.state(), QUdpSocket::BoundState);

        connect(&serverSocket, SIGNAL(readyRead()), SLOT(empty_readyReadSlot()));

        QUdpSocket broadcastSocket;

        for (int j = 0; j < 100; ++j) {
            broadcastSocket.writeDatagram(message[i], strlen(message[i]),
                                          QHostAddress::Broadcast, 5000);
            QTestEventLoop::instance().enterLoop(15);
            if (QTestEventLoop::instance().timeout()) {
#if defined(Q_OS_FREEBSD)
                QEXPECT_FAIL("",
                             "Broadcasting to 255.255.255.255 does not work on FreeBSD",
                             Abort);
                QVERIFY(false); // seems that QFAIL() doesn't respect the QEXPECT_FAIL() :/
#endif
                QFAIL("Network operation timed out");
            }
            QVERIFY(serverSocket.hasPendingDatagrams());

            do {
                QByteArray arr;
                arr.resize(serverSocket.pendingDatagramSize() + 1);
                QHostAddress host;
                quint16 port;
                QCOMPARE((int) serverSocket.readDatagram(arr.data(), arr.size() - 1, &host, &port),
                         (int) strlen(message[i]));
                arr.resize(strlen(message[i]));
                QCOMPARE(arr, QByteArray(message[i]));
            } while (serverSocket.hasPendingDatagrams());
        }
    }
}
Example #16
0
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) {
    setupUi(this);
    Login->setText("Nickname");
    QString a = "Welcome to FeelChat! \n Set your Nickname and have fun! \n Double tap on UserName or on Message \n will insert UserName in message text field! \n Budkov sergey 2536";
    new QListWidgetItem(QPixmap(),a, ChatMesseges);
    QUdpSocket* tmp = new QUdpSocket(this);
    tmp->bind(QHostAddress::Any, 2500);
    sendS = tmp;
    connect(sendS, SIGNAL(readyRead()), this, SLOT(readyRead()));
    connect(this->Users, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(itemDoubleClick(QListWidgetItem*)));
    connect(this->ChatMesseges, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(itemDoubleClick(QListWidgetItem*)));
}
Example #17
0
void tst_QUdpSocket::loop()
{
    QFETCH(QByteArray, peterMessage);
    QFETCH(QByteArray, paulMessage);
    QFETCH(bool, success);

    QUdpSocket peter;
    QUdpSocket paul;

    QVERIFY2(peter.bind(), peter.errorString().toLatin1().constData());
    QVERIFY2(paul.bind(), paul.errorString().toLatin1().constData());

    QHostAddress peterAddress = QHostAddress::LocalHost;
    if (!(peter.localAddress() == QHostAddress::Any))
        peterAddress = peter.localAddress();
    QHostAddress pualAddress = QHostAddress::LocalHost;
    if (!(paul.localAddress() == QHostAddress::Any))
        pualAddress = paul.localAddress();

    QCOMPARE(peter.writeDatagram(peterMessage.data(), peterMessage.length(),
                                 pualAddress, paul.localPort()), qint64(peterMessage.length()));
    QCOMPARE(paul.writeDatagram(paulMessage.data(), paulMessage.length(),
                                peterAddress, peter.localPort()), qint64(paulMessage.length()));

    QVERIFY(peter.waitForReadyRead(5000));
    QVERIFY(paul.waitForReadyRead(5000));
    char peterBuffer[16*1024];
    char paulBuffer[16*1024];
    if (success) {
        QCOMPARE(peter.readDatagram(peterBuffer, sizeof(peterBuffer)), qint64(paulMessage.length()));
        QCOMPARE(paul.readDatagram(paulBuffer, sizeof(peterBuffer)), qint64(peterMessage.length()));
    } else {
        QVERIFY(peter.readDatagram(peterBuffer, sizeof(peterBuffer)) != paulMessage.length());
        QVERIFY(paul.readDatagram(paulBuffer, sizeof(peterBuffer)) != peterMessage.length());
    }

    QCOMPARE(QByteArray(peterBuffer, paulMessage.length()), paulMessage);
    QCOMPARE(QByteArray(paulBuffer, peterMessage.length()), peterMessage);
}
Example #18
0
//*******************************************************************************
void UdpMasterListener::bindUdpSocket(QUdpSocket& udpsocket, int port) throw(std::runtime_error)
{
  // QHostAddress::Any : let the kernel decide the active address
  if ( !udpsocket.bind(QHostAddress::Any,
                       port, QUdpSocket::DefaultForPlatform) ) {
    //std::cerr << "ERROR: could not bind UDP socket" << endl;
    //std::exit(1);
    throw std::runtime_error("Could not bind UDP socket. It may be already binded.");
  }
  else {
    cout << "UDP Socket Receiving in Port: " << port << endl;
  }
}
Example #19
0
void tst_QUdpSocket::bindMode()
{
    QFETCH_GLOBAL(bool, setProxy);
    if (setProxy) {
#ifdef TEST_QNETWORK_PROXY
        QFETCH_GLOBAL(int, proxyType);
        if (proxyType == QNetworkProxy::Socks5Proxy) {
            QSKIP("With socks5 explicit port binding is not supported.", SkipAll);
        }
#endif
    }

    QUdpSocket socket;
    QVERIFY2(socket.bind(), socket.errorString().toLatin1().constData());
    QUdpSocket socket2;
    QVERIFY(!socket2.bind(socket.localPort()));

#ifdef Q_OS_UNIX
    QVERIFY(!socket2.bind(socket.localPort(), QUdpSocket::ReuseAddressHint));
    socket.close();
    QVERIFY2(socket.bind(0, QUdpSocket::ShareAddress), socket.errorString().toLatin1().constData());
    QVERIFY2(socket2.bind(socket.localPort()), socket2.errorString().toLatin1().constData());
    socket2.close();
    QVERIFY2(socket2.bind(socket.localPort(), QUdpSocket::ReuseAddressHint), socket2.errorString().toLatin1().constData());
#else
    // Depending on the user's privileges, this or will succeed or
    // fail. Admins are allowed to reuse the address, but nobody else.
    if (!socket2.bind(socket.localPort(), QUdpSocket::ReuseAddressHint), socket2.errorString().toLatin1().constData())
        qWarning("Failed to bind with QUdpSocket::ReuseAddressHint, user isn't an adminstrator?");
    socket.close();
    QVERIFY2(socket.bind(0, QUdpSocket::ShareAddress), socket.errorString().toLatin1().constData());
    QVERIFY(!socket2.bind(socket.localPort()));
    socket.close();
    QVERIFY2(socket.bind(0, QUdpSocket::DontShareAddress), socket.errorString().toLatin1().constData());
    QVERIFY(!socket2.bind(socket.localPort()));
    QVERIFY(!socket2.bind(socket.localPort(), QUdpSocket::ReuseAddressHint));
#endif
}
Example #20
0
void tst_QUdpSocket::writeDatagramToNonExistingPeer()
{
    QFETCH(bool, bind);
    QFETCH(QHostAddress, peerAddress);

    quint16 peerPort = 33533 + int(bind);

    QUdpSocket sUdp;
    QSignalSpy sReadyReadSpy(&sUdp, SIGNAL(readyRead()));
    if (bind)
        QVERIFY(sUdp.bind());
    QCOMPARE(sUdp.writeDatagram("", 1, peerAddress, peerPort), qint64(1));
    QTestEventLoop::instance().enterLoop(1);
    QCOMPARE(sReadyReadSpy.count(), 0);
}
Example #21
0
void ReceiveNetworkPackets() { //waits for the LabView kill string, which indicates that LabView is done using the odroid and that the odroid should shutdown (managed in an upper level shell script which both executes this program and then shuts down the odroid after this program finishes/ends.
    const unsigned short datagramsize=LabViewKillString.size();
    QUdpSocket udpSocket; udpSocket.bind(HostPortNumber); //binds to HostPortNumber
    QByteArray datagram; datagram.resize(datagramsize);
    string str=" "; //Intermediate String for Later String Comparison
    while(!EndProgram) {
        if (!IsFindSquaresBusy) {
            udpSocket.readDatagram(datagram.data(), datagramsize);
            str=datagram.data();
            if(str==LabViewKillString) {EndProgram=true;}
            else usleep(ReceivePacketsDelay);
        }
        else usleep(FindSquares_Period); //So, basically, this thread will read UDP packets when FindSquares is not running and will do nothing except sleep when it is running to maximize the multithreading part of that algoritm. It waits as long as FindSquares takes to execute.
    }
    cout<<"DONE! Received LabView KillString! \n"; //Just a little dialog to know that it received the LabView killstring and that was why it shut down.
}
Example #22
0
void tst_QUdpSocket::pendingDatagramSize()
{
    QUdpSocket server;
    QVERIFY2(server.bind(), server.errorString().toLatin1().constData());

    QHostAddress serverAddress = QHostAddress::LocalHost;
    if (!(server.localAddress() == QHostAddress::Any))
        serverAddress = server.localAddress();

    QUdpSocket client;
    QVERIFY(client.writeDatagram("this is", 7, serverAddress, server.localPort()) == 7);
    QVERIFY(client.writeDatagram(0, 0, serverAddress, server.localPort()) == 0);
    QVERIFY(client.writeDatagram("3 messages", 10, serverAddress, server.localPort()) == 10);

    char c = 0;
    QVERIFY(server.waitForReadyRead());
    if (server.hasPendingDatagrams()) {
#if defined Q_OS_HPUX && defined __ia64
        QEXPECT_FAIL("", "HP-UX 11i v2 can't determine the datagram size correctly.", Abort);
#endif
        QCOMPARE(server.pendingDatagramSize(), qint64(7));
        c = '\0';
        QCOMPARE(server.readDatagram(&c, 1), qint64(1));
        QCOMPARE(c, 't');
        c = '\0';
    } else {
        QSKIP("does not have the 1st datagram", SkipSingle);
    }

    if (server.hasPendingDatagrams()) {
        QCOMPARE(server.pendingDatagramSize(), qint64(0));
        QCOMPARE(server.readDatagram(&c, 1), qint64(0));
        QCOMPARE(c, '\0'); // untouched
        c = '\0';
    } else {
        QSKIP("does not have the 2nd datagram", SkipSingle);
    }

    if (server.hasPendingDatagrams()) {
        QCOMPARE(server.pendingDatagramSize(), qint64(10));
        QCOMPARE(server.readDatagram(&c, 1), qint64(1));
        QCOMPARE(c, '3');
    } else {
        QSKIP("does not have the 3rd datagram", SkipSingle);
    }
}
Example #23
0
bool CQMedia::loadURL(const QString& url)
{
    QString tmp = url;
    tmp.remove(0,6);
    QString ip = tmp.split(QChar(':'))[0];
    int port = tmp.split(QChar(':'))[1].toInt();
    QUdpSocket udp;
    udp.bind(port,QUdpSocket::ShareAddress);
    udp.joinMulticastGroup(QHostAddress(ip));
    QEventLoop q;
    QTimer::singleShot(1000,&q,SLOT(quit()));

    connect(&udp,SIGNAL(readyRead()),&q,SLOT(quit()));
    q.exec();
    if(udp.pendingDatagramSize() == -1)
    {
        //qDebug("has no avalid datapkg...");
        QTimer::singleShot(3500,this,SLOT(_emitTimeout()));
        return false;
    }
    qDebug("has avalid datapkg...");
    udp.leaveMulticastGroup(QHostAddress(ip));
    udp.close();

    this->url = url;
//    SdpsrcParser sdpSrc(url);
//    if(!sdpSrc.isValid())
//    {
//        qDebug()<<"SdpsrcParser invalid!!";
//        return false;
//    }
//    sdpSrc.printf();
    GstElement *udpsrc =  gst_bin_get_by_name(GST_BIN(pipeline),"udpsrc");
    GstCaps *caps = gst_caps_new_simple("application/x-rtp",NULL);
    //QString uri = "udp://"+sdpSrc.broadcastIP+":"+QString::number(sdpSrc.v_port);
//    QString uri = "udp://"+sdpSrc.broadcastIP+":"+QString::number(sdpSrc.v_port);
   // QString uri = "udp://239.255.42.42:1234";
    QString uri = url;

    g_object_set(G_OBJECT(udpsrc),"uri",uri.toUtf8().data(),"caps",caps,NULL);
    gst_object_unref(udpsrc);
    return true;

}
Example #24
0
void tst_QUdpSocket::writeDatagram()
{
    QUdpSocket server;
    QVERIFY2(server.bind(), server.errorString().toLatin1().constData());

    QHostAddress serverAddress = QHostAddress::LocalHost;
    if (!(server.localAddress() == QHostAddress::Any))
        serverAddress = server.localAddress();

    QUdpSocket client;

    qRegisterMetaType<qint64>("qint64");
    qRegisterMetaType<QAbstractSocket::SocketError>("QAbstractSocket::SocketError");

    for(int i=0;; i++) {
        QSignalSpy errorspy(&client, SIGNAL(error(QAbstractSocket::SocketError)));
        QSignalSpy bytesspy(&client, SIGNAL(bytesWritten(qint64)));

        qint64 written = client.writeDatagram(QByteArray(i * 1024, 'w'), serverAddress,
                                              server.localPort());

        if (written != i * 1024) {
#if defined (Q_OS_HPUX)
            QSKIP("HP-UX 11.11 on hai (PA-RISC 64) truncates too long datagrams.", SkipSingle);
#endif
            QCOMPARE(bytesspy.count(), 0);
            QCOMPARE(errorspy.count(), 1);
            QCOMPARE(*static_cast<const int *>(errorspy.at(0).at(0).constData()),
                     int(QUdpSocket::DatagramTooLargeError));
            QCOMPARE(client.error(), QUdpSocket::DatagramTooLargeError);
            break;
        }
        QVERIFY(bytesspy.count() == 1);
        QCOMPARE(*static_cast<const qint64 *>(bytesspy.at(0).at(0).constData()),
                 qint64(i * 1024));
        QCOMPARE(errorspy.count(), 0);
        if (!server.waitForReadyRead(5000))
            QSKIP(QString("UDP packet lost at size %1, unable to complete the test.").arg(i * 1024).toLatin1().data(), SkipSingle);
        QCOMPARE(server.pendingDatagramSize(), qint64(i * 1024));
        QCOMPARE(server.readDatagram(0, 0), qint64(0));
    }
}
Example #25
0
bool ServerPool::bind(QList<QHostAddress> addrs, quint16 port,
                      bool requireall)
{
    m_port = port;
    QList<QHostAddress>::const_iterator it;

    for (it = addrs.begin(); it != addrs.end(); ++it)
    {
        QUdpSocket *socket = new QUdpSocket(this);
        connect(socket, SIGNAL(readyRead()),
                this,   SLOT(newUdpDatagram()));

        if (socket->bind(*it, port))
        {
            LOG(VB_GENERAL, LOG_INFO, QString("Binding to UDP %1:%2")
                .arg(PRETTYIP(it)).arg(port));
            m_udpSockets.append(socket);
        }
        else if (requireall)
        {
            LOG(VB_GENERAL, LOG_ERR, QString("Failed binding to UDP %1:%2")
                .arg(PRETTYIP(it)).arg(port));
            close();
            socket->disconnect();
            socket->deleteLater();
            return false;
        }
        else
        {
            LOG(VB_GENERAL, LOG_WARNING, QString("Failed binding to UDP %1:%2")
                .arg(PRETTYIP(it)).arg(port));
            socket->disconnect();
            socket->deleteLater();
        }
    }

    if (m_udpSockets.size() == 0)
        return false;

    m_listening = true;
    return true;
}
Example #26
0
void TestClient::testSendHelloPacket(){

	Client* client = new Client(NULL);

	QUdpSocket* socket = new QUdpSocket();
	socket->bind(INCOMING_PORT);

	client->sendDatagram(HELLO_PACKET);

	QHostAddress *address = NULL;
	quint16 *port = NULL;
	QByteArray *datagram = new QByteArray(socket->pendingDatagramSize(), (char) 0);

	socket->readDatagram(datagram->data(), datagram->size(), address, port);

	QCOMPARE(datagram->at(0), HELLO_PACKET);

	delete socket;

}
Example #27
0
//I'm in a new network, let's be polite and introduce myself
void LanLinkProvider::broadcastToNetwork()
{

    if (!mServer->isListening()) {
        //Not started
        return;
    }

    Q_ASSERT(mTcpPort != 0);

    qCDebug(KDECONNECT_CORE()) << "Broadcasting identity packet";

    QHostAddress destAddress = mTestMode? QHostAddress::LocalHost : QHostAddress(QStringLiteral("255.255.255.255"));

    NetworkPackage np(QLatin1String(""));
    NetworkPackage::createIdentityPackage(&np);
    np.set(QStringLiteral("tcpPort"), mTcpPort);

#ifdef Q_OS_WIN
    //On Windows we need to broadcast from every local IP address to reach all networks
    QUdpSocket sendSocket;
    for (const QNetworkInterface &iface : QNetworkInterface::allInterfaces()) {
        if ( (iface.flags() & QNetworkInterface::IsUp)
          && (iface.flags() & QNetworkInterface::IsRunning)
          && (iface.flags() & QNetworkInterface::CanBroadcast)) {
            for (const QNetworkAddressEntry &ifaceAddress : iface.addressEntries()) {
                QHostAddress sourceAddress = ifaceAddress.ip();
                if (sourceAddress.protocol() == QAbstractSocket::IPv4Protocol && sourceAddress != QHostAddress::LocalHost) {
                    qCDebug(KDECONNECT_CORE()) << "Broadcasting as" << sourceAddress;
                    sendSocket.bind(sourceAddress, PORT);
                    sendSocket.writeDatagram(np.serialize(), destAddress, PORT);
                    sendSocket.close();
                }
            }
        }
    }
#else
    mUdpSocket.writeDatagram(np.serialize(), destAddress, PORT);
#endif

}
void RemoteInterfaceListener::run() {

	// Init socket
	stopRequested = false;
	QUdpSocket socket;
	if(!socket.bind(QHostAddress(server->ip), server->port, QUdpSocket::ShareAddress | QUdpSocket::ReuseAddressHint)) {
		// Show error
		Debug::print("[RemoteInterfaceListener] could not bind");
		stopRequested = true;
	}

	// Enter processing loop...
	while (stopRequested == false) {

		// Process all pending datagrams
		while(socket.hasPendingDatagrams() && !stopRequested) {
			// Get the data from socket
			QByteArray data;
			data.resize(socket.pendingDatagramSize());
			QHostAddress sender;
			quint16 senderPort;
			socket.readDatagram(data.data(), data.size(), &sender, &senderPort);

			// Extract message and keep track of the pointer in the server
			RemoteInterfaceMessage *message = new RemoteInterfaceMessage(&data);
			message->sourceIp = sender.toString();
			message->sourcePort = senderPort;
			message->destinationIp = server->ip;
			message->destinationPort = server->port;
			server->messages->append(message);

			// Show reception and pass on for processing...
			Debug::print("[RemoteInterfaceListener] received %1 message from %2:%3", message->type, sender.toString(), senderPort);
			server->processMessage(message);
		}

		// Sleep wait
		QThread::msleep(core->intSetting("RemoteInterface_ListenerInterval"));

	}
}
Example #29
0
void tst_QUdpSocket::zeroLengthDatagram()
{
    QFETCH_GLOBAL(bool, setProxy);
    if (setProxy)
        return;

    QUdpSocket receiver;
    QVERIFY(receiver.bind());

    QVERIFY(!receiver.waitForReadyRead(100));
    QVERIFY(!receiver.hasPendingDatagrams());

    QUdpSocket sender;
    QCOMPARE(sender.writeDatagram(QByteArray(), QHostAddress::LocalHost, receiver.localPort()), qint64(0));

    QVERIFY(receiver.waitForReadyRead(1000));
    QVERIFY(receiver.hasPendingDatagrams());

    char buf;
    QCOMPARE(receiver.readDatagram(&buf, 1), qint64(0));
}
void AudioReceiver::initClient() {

    quint16 port = (quint16) (set->getAudioPort() + (io->audio_rx * 2));

    QUdpSocket *socket = new QUdpSocket();
    socket->setSocketOption(QAbstractSocket::LowDelayOption, 1);

    if (socket->bind(port, QUdpSocket::ReuseAddressHint | QUdpSocket::ShareAddress)) {

        CHECKED_CONNECT(
            socket,
            SIGNAL(error(QAbstractSocket::SocketError)),
            this,
            SLOT(displayAudioRcvrSocketError(QAbstractSocket::SocketError)));

        CHECKED_CONNECT(
            socket,
            SIGNAL(readyRead()),
            this,
            SLOT(readPendingAudioRcvrData()));

        clientConnections.append(socket);

        AUDIO_RECEIVER << "client socket binding successful.";
        m_message = tr("[server]: listening for rx %1 audio on port %2.");
        emit messageEvent(m_message.arg(io->audio_rx).arg(port));

        //m_dataEngine->clientConnected = true;
        // need to implement connection in dataEngine !!!!
        emit clientConnectedEvent(true);
        //rcveIQ_toggle = false;
    }
    else {

        m_message = tr("[server]: bind socket failed for socket on port %1.");
        emit messageEvent(m_message.arg(port));
    }
}