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powersync-remoteproxy/client/proxyclient.cpp

120 lines
5.0 KiB
C++

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* *
* Copyright (C) 2018 Simon Stürz <simon.stuerz@guh.io> *
* *
* This file is part of nymea-remoteproxy. *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "proxyclient.h"
#include <QTimer>
Q_LOGGING_CATEGORY(dcProxyClient, "ProxyClient")
ProxyClient::ProxyClient(const QString &name, const QUuid &uuid, QObject *parent) :
QObject(parent),
m_name(name),
m_uuid(uuid)
{
m_connection = new RemoteProxyConnection(m_uuid, m_name, this);
qCDebug(dcProxyClient()) << "Creating remote proxy connection" << m_name << m_uuid.toString();
connect(m_connection, &RemoteProxyConnection::ready, this, &ProxyClient::onClientReady);
connect(m_connection, &RemoteProxyConnection::authenticated, this, &ProxyClient::onAuthenticationFinished);
connect(m_connection, &RemoteProxyConnection::remoteConnectionEstablished, this, &ProxyClient::onRemoteConnectionEstablished);
connect(m_connection, &RemoteProxyConnection::dataReady, this, &ProxyClient::onDataReady);
connect(m_connection, &RemoteProxyConnection::errorOccured, this, &ProxyClient::onErrorOccured);
connect(m_connection, &RemoteProxyConnection::disconnected, this, &ProxyClient::onClientDisconnected);
connect(m_connection, &RemoteProxyConnection::sslErrors, this, &ProxyClient::onSslErrors);
}
void ProxyClient::setInsecure(bool insecure)
{
m_insecure = insecure;
}
void ProxyClient::setPingpong(bool enable)
{
m_pingpong = enable;
}
void ProxyClient::onErrorOccured(QAbstractSocket::SocketError error)
{
qCWarning(dcProxyClient()) << "Error occured" << error;
exit(-1);
}
void ProxyClient::onClientReady()
{
qCDebug(dcProxyClient()) << "Connected to proxy server" << m_connection->serverUrl().toString();
qCDebug(dcProxyClient()) << "Start authentication";
m_connection->authenticate(m_token, m_nonce);
}
void ProxyClient::onAuthenticationFinished()
{
qCDebug(dcProxyClient()) << "Authentication finished successfully.";
}
void ProxyClient::onRemoteConnectionEstablished()
{
qCDebug(dcProxyClient()) << "----------------------------------------------------------------------------------";
qCDebug(dcProxyClient()) << "Remote connection established with" << m_connection->tunnelPartnerName() << m_connection->tunnelPartnerUuid();
qCDebug(dcProxyClient()) << "----------------------------------------------------------------------------------";
if (m_pingpong) sendPing();
}
void ProxyClient::onDataReady(const QByteArray &data)
{
qCDebug(dcProxyClient()) << "<--" << qUtf8Printable(data);
if (m_pingpong) {
QTimer::singleShot(1000, this, &ProxyClient::sendPing);
}
}
void ProxyClient::onClientDisconnected()
{
qCDebug(dcProxyClient()) << "Disconnected from" << m_connection->serverUrl().toString();
exit(1);
}
void ProxyClient::onSslErrors(const QList<QSslError> errors)
{
if (m_insecure) {
qCDebug(dcProxyClient()) << "SSL errors occured. Ignoring because explicit specified.";
m_connection->ignoreSslErrors();
} else {
qCWarning(dcProxyClient()) << "SSL errors occured:";
foreach (const QSslError &sslError, errors) {
qCWarning(dcProxyClient()) << " --> " << sslError.errorString();
}
}
}
void ProxyClient::sendPing()
{
QByteArray data(QString("Ping from " + m_name + "!").toUtf8());
qCDebug(dcProxyClient()) << "-->" << qUtf8Printable(data);
m_connection->sendData(data);
}
void ProxyClient::start(const QUrl &url, const QString &token, const QString &nonce)
{
m_token = token;
m_nonce = nonce;
m_connection->connectServer(url);
}