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powersync-mqtt/libnymea-mqtt/transports/mqttwebsocketservertransport.cpp
2025-12-02 09:42:06 +01:00

135 lines
3.9 KiB
C++

// SPDX-License-Identifier: LGPL-3.0-or-later
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* nymea-mqtt
* MQTT library for nymea
*
* Copyright (C) 2013 - 2024, nymea GmbH
* Copyright (C) 2024 - 2025, chargebyte austria GmbH
*
* This file is part of nymea-mqtt.
*
* nymea-mqtt is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* nymea-mqtt is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with nymea-mqtt. If not, see <https://www.gnu.org/licenses/>.
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "mqttwebsocketservertransport.h"
#include <QWebSocket>
#include <QLoggingCategory>
Q_DECLARE_LOGGING_CATEGORY(dbgServer)
MqttWebSocketServerClient::MqttWebSocketServerClient(QWebSocket *socket, QObject *parent):
MqttServerClient(parent),
m_socket(socket)
{
m_socket->setParent(this);
connect(m_socket, &QWebSocket::textMessageReceived, this, &MqttWebSocketServerClient::onTextMessageReceived);
connect(m_socket, &QWebSocket::binaryMessageReceived, this, &MqttWebSocketServerClient::onBinaryMessageReceived);
connect(m_socket, &QWebSocket::disconnected, this, &MqttServerClient::disconnected);
}
bool MqttWebSocketServerClient::write(const QByteArray &data)
{
qint64 len = m_socket->sendBinaryMessage(data);
return len == data.length();
}
void MqttWebSocketServerClient::abort()
{
m_socket->abort();
}
bool MqttWebSocketServerClient::isOpen() const
{
return m_socket->isValid();
}
void MqttWebSocketServerClient::flush()
{
m_socket->flush();
}
void MqttWebSocketServerClient::close()
{
m_socket->close();
}
QHostAddress MqttWebSocketServerClient::peerAddress() const
{
return m_socket->peerAddress();
}
void MqttWebSocketServerClient::onTextMessageReceived(const QString &message)
{
qCWarning(dbgServer).nospace() << "WebSocket received a text message from " << peerAddress() << ": " << message << ". This is not valid. Closing connection.";
m_socket->abort();
}
void MqttWebSocketServerClient::onBinaryMessageReceived(const QByteArray &data)
{
emit dataAvailable(data);
}
MqttWebSocketServerTransport::MqttWebSocketServerTransport(const QSslConfiguration &sslConfiguration, QObject *parent):
MqttServerTransport(parent)
{
if (sslConfiguration.isNull()) {
m_server = new QWebSocketServer("nymea-mqtt", QWebSocketServer::NonSecureMode, this);
} else {
m_server = new QWebSocketServer("nymea-mqtt", QWebSocketServer::SecureMode, this);
m_server->setSslConfiguration(sslConfiguration);
}
connect(m_server, &QWebSocketServer::newConnection, this, &MqttWebSocketServerTransport::onNewConnection);
}
bool MqttWebSocketServerTransport::listen(const QHostAddress &address, int port)
{
return m_server->listen(address, port);
}
bool MqttWebSocketServerTransport::isListening() const
{
return m_server->isListening();
}
QHostAddress MqttWebSocketServerTransport::serverAddress() const
{
return m_server->serverAddress();
}
int MqttWebSocketServerTransport::serverPort() const
{
return m_server->serverPort();
}
void MqttWebSocketServerTransport::close()
{
m_server->close();
}
void MqttWebSocketServerTransport::onNewConnection()
{
QWebSocket *webSocket = m_server->nextPendingConnection();
if (!webSocket) {
qCWarning(dbgServer()) << "New connection signalled but no pending socket available";
return;
}
MqttWebSocketServerClient *client = new MqttWebSocketServerClient(webSocket, this);
emit clientConnected(client);
}