nymea-remoteproxy/libnymea-remoteproxy/server/monitorserver.cpp

131 lines
4.3 KiB
C++

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* Copyright 2013 - 2020, nymea GmbH
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* editing and translation, are reserved. The use of this project is subject to the terms of a
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* of use of nymea GmbH, available under https://nymea.io/license
*
* GNU General Public License Usage
* Alternatively, this project may be redistributed and/or modified under
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* GNU version 3. this project is distributed in the hope that it will be useful, but WITHOUT ANY
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* PURPOSE. See the GNU General Public License for more details.
*
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#include "engine.h"
#include "monitorserver.h"
#include "loggingcategories.h"
#include <QFile>
#include <QJsonDocument>
namespace remoteproxy {
MonitorServer::MonitorServer(const QString &serverName, QObject *parent) :
QObject(parent),
m_serverName(serverName)
{
}
MonitorServer::~MonitorServer()
{
stopServer();
}
bool MonitorServer::running() const
{
if (!m_server)
return false;
return m_server->isListening();
}
void MonitorServer::sendMonitorData(QLocalSocket *clientConnection, const QVariantMap &dataMap)
{
QByteArray data = QJsonDocument::fromVariant(dataMap).toJson(QJsonDocument::Compact) + '\n';
qCDebug(dcMonitorServer()) << "Sending monitor data" << qUtf8Printable(data);
clientConnection->write(data);
clientConnection->flush();
}
void MonitorServer::onMonitorConnected()
{
QLocalSocket *clientConnection = m_server->nextPendingConnection();
connect(clientConnection, &QLocalSocket::disconnected, this, &MonitorServer::onMonitorDisconnected);
connect(clientConnection, &QLocalSocket::readyRead, this, &MonitorServer::onMonitorDisconnected);
m_clients.append(clientConnection);
qCDebug(dcMonitorServer()) << "New monitor connected.";
}
void MonitorServer::onMonitorDisconnected()
{
qCDebug(dcMonitorServer()) << "Monitor disconnected.";
QLocalSocket *clientConnection = static_cast<QLocalSocket *>(sender());
m_clients.removeAll(clientConnection);
clientConnection->deleteLater();
}
void MonitorServer::startServer()
{
qCDebug(dcMonitorServer()) << "Starting server on" << m_serverName;
// Make sure the monitor can be created
if (QFile::exists(m_serverName)) {
qCDebug(dcMonitorServer()) << "Clean up old monitor socket";
QFile::remove(m_serverName);
}
m_server = new QLocalServer(this);
m_server->setSocketOptions(QLocalServer::UserAccessOption | QLocalServer::GroupAccessOption | QLocalServer::OtherAccessOption);
if (!m_server->listen(m_serverName)) {
qCWarning(dcMonitorServer()) << "Could not start local server for monitor on" << m_serverName << m_server->errorString();
delete m_server;
m_server = nullptr;
return;
}
connect(m_server, &QLocalServer::newConnection, this, &MonitorServer::onMonitorConnected);
qCDebug(dcMonitorServer()) << "Started successfully on" << m_serverName;
}
void MonitorServer::stopServer()
{
if (!m_server)
return;
qCDebug(dcMonitorServer()) << "Stop server" << m_serverName;
foreach (QLocalSocket *clientConnection, m_clients) {
clientConnection->close();
}
m_server->close();
delete m_server;
m_server = nullptr;
}
void MonitorServer::updateClients(const QVariantMap &dataMap)
{
// Send each monitor the current data
foreach (QLocalSocket *clientConnection, m_clients) {
sendMonitorData(clientConnection, dataMap);
}
}
}