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

154 lines
4.0 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 "mqtttcpservertransport.h"
#include <QLoggingCategory>
Q_DECLARE_LOGGING_CATEGORY(dbgServer)
SslServer::SslServer(const QSslConfiguration &config, QObject *parent):
QTcpServer(parent),
m_config(config)
{
}
void SslServer::incomingConnection(qintptr socketDescriptor)
{
QSslSocket *sslSocket = new QSslSocket(this);
qCDebug(dbgServer) << "New client socket connection:" << sslSocket;
connect(sslSocket, &QSslSocket::encrypted, [this, sslSocket](){ emit clientConnected(sslSocket); });
connect(sslSocket, &QSslSocket::disconnected, this, &SslServer::onClientDisconnected);
if (!sslSocket->setSocketDescriptor(socketDescriptor)) {
qCWarning(dbgServer) << "Failed to set SSL socket descriptor.";
delete sslSocket;
return;
}
if (!m_config.isNull()) {
sslSocket->setSslConfiguration(m_config);
sslSocket->startServerEncryption();
} else {
emit clientConnected(sslSocket);
}
}
void SslServer::onClientDisconnected()
{
QSslSocket *socket = static_cast<QSslSocket*>(sender());
qCDebug(dbgServer) << "Client socket disconnected:" << socket;
emit clientDisconnected(socket);
socket->deleteLater();
}
MqttTcpServerClient::MqttTcpServerClient(QTcpSocket *socket, QObject *parent):
MqttServerClient(parent),
m_socket(socket)
{
m_socket->setParent(this);
connect(socket, &QTcpSocket::readyRead, this, &MqttTcpServerClient::onSocketReadyRead);
connect(socket, &QTcpSocket::disconnected, this, &MqttTcpServerClient::disconnected);
}
void MqttTcpServerClient::onSocketReadyRead()
{
emit dataAvailable(m_socket->readAll());
}
bool MqttTcpServerClient::write(const QByteArray &data)
{
qint64 len = m_socket->write(data);
return len == data.length();
}
void MqttTcpServerClient::abort()
{
m_socket->abort();
}
bool MqttTcpServerClient::isOpen() const
{
return m_socket->isOpen();
}
void MqttTcpServerClient::flush()
{
m_socket->flush();
}
void MqttTcpServerClient::close()
{
m_socket->close();
}
QHostAddress MqttTcpServerClient::peerAddress() const
{
return m_socket->peerAddress();
}
MqttTcpServerTransport::MqttTcpServerTransport(const QSslConfiguration &config, QObject *parent):
MqttServerTransport(parent),
m_sslServer(new SslServer(config, this))
{
connect(m_sslServer, &SslServer::clientConnected, this, &MqttTcpServerTransport::onClientConnected);
}
bool MqttTcpServerTransport::listen(const QHostAddress &address, int port)
{
return m_sslServer->listen(address, port);
}
bool MqttTcpServerTransport::isListening() const
{
return m_sslServer->isListening();
}
QHostAddress MqttTcpServerTransport::serverAddress() const
{
return m_sslServer->serverAddress();
}
int MqttTcpServerTransport::serverPort() const
{
return m_sslServer->serverPort();
}
void MqttTcpServerTransport::close()
{
return m_sslServer->close();
}
void MqttTcpServerTransport::onClientConnected(QTcpSocket *socket)
{
MqttTcpServerClient *client = new MqttTcpServerClient(socket, this);
emit clientConnected(client);
}