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/*
* ServiceDataManager.h - header file for ServiceDataManager class
*
* Copyright (c) 2019-2025 Tobias Junghans <tobydox@veyon.io>
*
* This file is part of Veyon - https://veyon.io
*
* 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 2 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 (see COPYING); if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
#pragma once
#include <QThread>
#include "CryptoCore.h"
#include "VariantArrayMessage.h"
class QLocalServer;
class QLocalSocket;
class ServiceDataManager : public QThread
{
Q_OBJECT
public:
enum class Command {
NoCommand,
ReadData,
WriteData,
};
Q_ENUM(Command)
using Data = CryptoCore::PlaintextPassword;
using Token = CryptoCore::PlaintextPassword;
ServiceDataManager( QObject* parent = nullptr );
~ServiceDataManager() override;
const Token& token() const
{
return m_token;
}
static QByteArray read( const Token& token );
static bool write( const Token& token, const Data& data );
static const char* serviceDataTokenEnvironmentVariable()
{
return "VEYON_SERVICE_DATA_TOKEN";
}
static Token serviceDataTokenFromEnvironment();
protected:
void run() override;
private:
static constexpr auto SocketWaitTimeout = 1000;
static constexpr auto MessageReadTimeout = 10000;
static bool waitForMessage( QLocalSocket* socket );
static void sendMessage( QLocalSocket* socket, VariantArrayMessage& message );
void acceptConnection();
void handleConnection( QLocalSocket* socket );
static QString serverName()
{
return QStringLiteral("VeyonServiceDataManager");
}
QLocalServer* m_server{nullptr};
Token m_token;
Data m_data;
};
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