sslechoserver.cpp Example File

sslechoserver/sslechoserver.cpp
 /****************************************************************************
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 ** Copyright (C) 2016 Kurt Pattyn <pattyn.kurt@gmail.com>.
 ** Contact: https://www.qt.io/licensing/
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 ** This file is part of the QtWebSockets module of the Qt Toolkit.
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 #include "sslechoserver.h"
 #include "QtWebSockets/QWebSocketServer"
 #include "QtWebSockets/QWebSocket"
 #include <QtCore/QDebug>
 #include <QtCore/QFile>
 #include <QtNetwork/QSslCertificate>
 #include <QtNetwork/QSslKey>

 QT_USE_NAMESPACE

 SslEchoServer::SslEchoServer(quint16 port, QObject *parent) :
     QObject(parent),
     m_pWebSocketServer(nullptr)
 {
     m_pWebSocketServer = new QWebSocketServer(QStringLiteral("SSL Echo Server"),
                                               QWebSocketServer::SecureMode,
                                               this);
     QSslConfiguration sslConfiguration;
     QFile certFile(QStringLiteral(":/localhost.cert"));
     QFile keyFile(QStringLiteral(":/localhost.key"));
     certFile.open(QIODevice::ReadOnly);
     keyFile.open(QIODevice::ReadOnly);
     QSslCertificate certificate(&certFile, QSsl::Pem);
     QSslKey sslKey(&keyFile, QSsl::Rsa, QSsl::Pem);
     certFile.close();
     keyFile.close();
     sslConfiguration.setPeerVerifyMode(QSslSocket::VerifyNone);
     sslConfiguration.setLocalCertificate(certificate);
     sslConfiguration.setPrivateKey(sslKey);
     sslConfiguration.setProtocol(QSsl::TlsV1SslV3);
     m_pWebSocketServer->setSslConfiguration(sslConfiguration);

     if (m_pWebSocketServer->listen(QHostAddress::Any, port))
     {
         qDebug() << "SSL Echo Server listening on port" << port;
         connect(m_pWebSocketServer, &QWebSocketServer::newConnection,
                 this, &SslEchoServer::onNewConnection);
         connect(m_pWebSocketServer, &QWebSocketServer::sslErrors,
                 this, &SslEchoServer::onSslErrors);
     }
 }

 SslEchoServer::~SslEchoServer()
 {
     m_pWebSocketServer->close();
     qDeleteAll(m_clients.begin(), m_clients.end());
 }

 void SslEchoServer::onNewConnection()
 {
     QWebSocket *pSocket = m_pWebSocketServer->nextPendingConnection();

     qDebug() << "Client connected:" << pSocket->peerName() << pSocket->origin();

     connect(pSocket, &QWebSocket::textMessageReceived, this, &SslEchoServer::processTextMessage);
     connect(pSocket, &QWebSocket::binaryMessageReceived,
             this, &SslEchoServer::processBinaryMessage);
     connect(pSocket, &QWebSocket::disconnected, this, &SslEchoServer::socketDisconnected);

     m_clients << pSocket;
 }

 void SslEchoServer::processTextMessage(QString message)
 {
     QWebSocket *pClient = qobject_cast<QWebSocket *>(sender());
     if (pClient)
     {
         pClient->sendTextMessage(message);
     }
 }

 void SslEchoServer::processBinaryMessage(QByteArray message)
 {
     QWebSocket *pClient = qobject_cast<QWebSocket *>(sender());
     if (pClient)
     {
         pClient->sendBinaryMessage(message);
     }
 }

 void SslEchoServer::socketDisconnected()
 {
     qDebug() << "Client disconnected";
     QWebSocket *pClient = qobject_cast<QWebSocket *>(sender());
     if (pClient)
     {
         m_clients.removeAll(pClient);
         pClient->deleteLater();
     }
 }

 void SslEchoServer::onSslErrors(const QList<QSslError> &)
 {
     qDebug() << "Ssl errors occurred";
 }