119 lines
3.2 KiB
C++
Executable File
119 lines
3.2 KiB
C++
Executable File
/**
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* SystemCaller to set Time and Date
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* $Id$
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* $HeadURL$
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* $Author$
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* Created by Patric Karwat, NLE, 07-03-2019
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*/
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#include "system_caller.h"
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#include <QTimer>
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#include <QDateTime>
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namespace DateTimeSyncer
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{
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SystemCaller::SystemCaller(QObject *parent)
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: QObject(parent)
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, m_tcpServer(new TcpServer(this))
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, m_sockets(QVector<QTcpSocket*>())
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, m_logger(getLogger("SystemCaller"))
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{}
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SystemCaller::~SystemCaller()
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{
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for (auto socket : qAsConst(m_sockets))
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{
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socket->close();
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socket->deleteLater();
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}
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m_tcpServer->close();
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delete m_tcpServer;
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}
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bool SystemCaller::init(int tcpPort)
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{
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connect(m_tcpServer, &TcpServer::newConnection, this, &SystemCaller::newConnection);
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bool result = m_tcpServer->listen(QHostAddress::Any, tcpPort);
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quint16 actualPort = m_tcpServer->serverPort();
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NOTICE_LOG(m_logger) << "Start listen to port " << actualPort << " result: " << result;
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if (!result)
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return false;
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return true;
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}
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void SystemCaller::newConnection()
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{
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while (m_tcpServer->hasPendingConnections())
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{
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// store socket and connect to signals
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QTcpSocket *socket = m_tcpServer->nextPendingConnection();
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connect(socket, &QTcpSocket::readyRead, this, &SystemCaller::readTcp);
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connect(socket, &QTcpSocket::disconnected, this, &SystemCaller::tcpDisconnected);
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m_sockets.append(socket);
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NOTICE_LOG(m_logger) << "New TCP-connection on port " << m_tcpServer->serverPort();
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}
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}
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void SystemCaller::readTcp()
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{
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QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
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if (!socket)
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return;
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QByteArray ba = socket->readAll();
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qint64 time = ba.toLongLong();
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DEBUG_LOG(m_logger) << "New Time " << time;
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QDateTime newDateTime = QDateTime::fromSecsSinceEpoch(time);
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if (newDateTime.isValid())
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{
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#ifndef WIN32
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//linux
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QString string = newDateTime.toString(QStringLiteral("\"yyyy-MM-dd hh:mm:ss\""));
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QString dateTimeString(QStringLiteral("date --set="));
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dateTimeString.append(string);
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int systemDateTimeStatus = system(dateTimeString.toStdString().c_str());
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if (systemDateTimeStatus == -1)
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WARNING_LOG(m_logger) << "Failed to change date time";
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int systemHwClockStatus = system("/sbin/hwclock -w");
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if (systemHwClockStatus == -1)
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WARNING_LOG(m_logger) << "Failed to sync hardware clock";
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#else
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QString dateString = newDateTime.toString(QStringLiteral("dd-MM-yy"));
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QString timeString = newDateTime.toString(QStringLiteral("hh:mm:ss"));
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QString systemDateString(QStringLiteral("date "));
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QString systemTimeString(QStringLiteral("time "));
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systemDateString.append(dateString);
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systemTimeString.append(timeString);
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int systemDateStatus = system(systemDateString.toLocal8Bit().data());
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if (systemDateStatus == -1)
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WARNING_LOG(m_logger) << "Failed to change date";
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int systemTimeStatus = system(systemTimeString.toLocal8Bit().data());
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if (systemTimeStatus == -1)
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WARNING_LOG(m_logger) << "Failed to change date";
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#endif
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}
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}
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void SystemCaller::tcpDisconnected()
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{
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QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
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m_sockets.removeOne(socket);
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}
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void SystemCaller::handleTcpError(QAbstractSocket::SocketError error)
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{
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Q_UNUSED(error)
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//TODO: TCP-Socket Error handling
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}
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} //namespace DateTimeSyncer
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