119 lines
2.8 KiB
C++
Executable File
119 lines
2.8 KiB
C++
Executable File
/**
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* $Id$
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* $HeadURL$
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* $Author$
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*/
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#include "tcpsocket.h"
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#include <QTcpSocket>
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#include <QHostAddress>
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#include <QTimer>
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namespace DifferentialGPS
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{
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TcpSocket::TcpSocket(const char *logName)
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: QThread()
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, m_socket(nullptr)
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, m_logger(getLogger(logName))
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, m_waitTime(1)
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, m_reconnectTimer(nullptr)
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{
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qRegisterMetaType<QAbstractSocket::SocketError>("QAbstractSocket::SocketError");
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moveToThread(this);
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}
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TcpSocket::~TcpSocket()
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{
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cleanupObject(); // just to be sure
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}
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void TcpSocket::startThreadInternal(const QString &hostName, quint16 port)
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{
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m_hostName = hostName;
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m_hostPort = port;
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start();
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}
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void TcpSocket::run()
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{
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DEBUG_LOG(m_logger) << "Starting thread";
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m_reconnectTimer = new QTimer(this);
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doConnect();
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exec();
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cleanupObject();
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}
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void TcpSocket::doConnect()
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{
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if (m_socket)
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m_socket->deleteLater();;
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m_socket = new QTcpSocket(this);
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connect(m_socket, &QTcpSocket::connected,
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this, &TcpSocket::onConnected);
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connect(m_socket, &QTcpSocket::disconnected,
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this, &TcpSocket::onDisconnected);
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connect(m_socket, QOverload<QAbstractSocket::SocketError>::of(&QTcpSocket::error),
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this, &TcpSocket::onError);
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connect(m_socket, &QTcpSocket::readyRead,
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this, &TcpSocket::onReadyRead);
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INFO_LOG(m_logger) << "Connecting to tcp server at "
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<< m_hostName << ":" << m_hostPort;
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m_socket->connectToHost(m_hostName, m_hostPort);
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}
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void TcpSocket::onConnected()
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{
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INFO_LOG(m_logger) << "Connected to "
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<< m_socket->peerAddress().toString()
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<< ":" << m_socket->peerPort();
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m_waitTime = 1;
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}
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void TcpSocket::onDisconnected()
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{
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INFO_LOG(m_logger) << "Disconnected from " << m_socket->peerAddress().toString()
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<< ":" << m_socket->peerPort();
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}
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void TcpSocket::onError(QAbstractSocket::SocketError err)
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{
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ERROR_LOG(m_logger) << "Socket error: " << err
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<< " " << m_socket->errorString()
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<< ":" << m_socket->peerPort()
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<< " - trying to reconnect in " << m_waitTime << " seconds";
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m_socket->disconnectFromHost();
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if (m_socket->state() != QAbstractSocket::UnconnectedState)
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m_socket->waitForDisconnected();
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m_waitTime += 2;
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if (!m_reconnectTimer->isActive())
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m_reconnectTimer->start(m_waitTime * 1000);
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if (m_waitTime > 120)
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m_waitTime = 120;
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}
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void TcpSocket::cleanupObject()
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{
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if (m_reconnectTimer)
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{
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m_reconnectTimer->disconnect(this);
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delete m_reconnectTimer;
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m_reconnectTimer = nullptr;
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}
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if (m_socket)
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{
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m_socket->disconnect(this);
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m_socket->close();
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if (m_socket->state() != QAbstractSocket::UnconnectedState)
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m_socket->waitForDisconnected();
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delete m_socket;
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m_socket = nullptr;
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}
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}
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} // namespace DifferentialGPS
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