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/*
* LinuxFilesystemFunctions.cpp - implementation of LinuxFilesystemFunctions class
*
* Copyright (c) 2018-2019 Tobias Junghans <tobydox@veyon.io>
*
* This file is part of Veyon - http://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.
*
*/
#include <QDir>
#include <grp.h>
#include <unistd.h>
#include <sys/stat.h>
#include "LinuxFilesystemFunctions.h"
QString LinuxFilesystemFunctions::personalAppDataPath() const
{
return QDir::homePath() + QDir::separator() + QStringLiteral(".veyon");
}
QString LinuxFilesystemFunctions::globalAppDataPath() const
{
return QStringLiteral( "/etc/veyon" );
}
QString LinuxFilesystemFunctions::globalTempPath() const
{
return QStringLiteral( "/tmp" );
}
QString LinuxFilesystemFunctions::fileOwnerGroup( const QString& filePath )
{
return QFileInfo( filePath ).group();
}
bool LinuxFilesystemFunctions::setFileOwnerGroup( const QString& filePath, const QString& ownerGroup )
{
struct stat statBuffer;
if( stat( filePath.toUtf8().constData(), &statBuffer ) != 0 )
{
qCritical() << Q_FUNC_INFO << "failed to stat file" << filePath;
return false;
}
const auto grp = getgrnam( ownerGroup.toUtf8().constData() );
if( grp == nullptr )
{
qCritical() << Q_FUNC_INFO << "failed to get gid for" << ownerGroup;
return false;
}
const auto gid = grp->gr_gid;
if( chown( filePath.toUtf8().constData(), statBuffer.st_uid, gid ) != 0 ) // Flawfinder:ignore
{
qCritical() << Q_FUNC_INFO << "failed to change owner group of file" << filePath;
return false;
}
return true;
}
bool LinuxFilesystemFunctions::setFileOwnerGroupPermissions( const QString& filePath, QFile::Permissions permissions )
{
QFile file( filePath );
auto currentPermissions = file.permissions();
for( auto permissionFlag : { QFile::ReadGroup, QFile::WriteGroup, QFile::ExeGroup } )
{
if( permissions & permissionFlag )
{
currentPermissions |= permissionFlag;
}
else
{
currentPermissions &= ~permissionFlag;
}
}
return QFile( filePath ).setPermissions( permissions );
}
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