196 lines
8.4 KiB
C++
196 lines
8.4 KiB
C++
/*************************************************************************
|
|
* Copyright (C) 2012 by Volker Lanz <vl@fidra.de> *
|
|
* Copyright (C) 2016 by Andrius Štikonas <andrius@stikonas.eu> *
|
|
* *
|
|
* 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 "fs/nilfs2.h"
|
|
|
|
#include "util/externalcommand.h"
|
|
#include "util/capacity.h"
|
|
#include "util/report.h"
|
|
|
|
#include <cmath>
|
|
|
|
#include <QRegularExpression>
|
|
#include <QString>
|
|
#include <QTemporaryDir>
|
|
#include <QUuid>
|
|
|
|
#include <KLocalizedString>
|
|
|
|
namespace FS
|
|
{
|
|
FileSystem::CommandSupportType nilfs2::m_GetUsed = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_GetLabel = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_Create = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_Grow = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_Shrink = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_Move = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_Check = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_Copy = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_Backup = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_SetLabel = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_UpdateUUID = FileSystem::cmdSupportNone;
|
|
FileSystem::CommandSupportType nilfs2::m_GetUUID = FileSystem::cmdSupportNone;
|
|
|
|
nilfs2::nilfs2(qint64 firstsector, qint64 lastsector, qint64 sectorsused, const QString& label) :
|
|
FileSystem(firstsector, lastsector, sectorsused, label, FileSystem::Nilfs2)
|
|
{
|
|
}
|
|
|
|
void nilfs2::init()
|
|
{
|
|
m_Create = findExternal(QStringLiteral("mkfs.nilfs2")) ? cmdSupportFileSystem : cmdSupportNone;
|
|
m_Check = /*findExternal(QStringLiteral("fsck.nilfs2")) ? cmdSupportFileSystem : */cmdSupportNone;
|
|
|
|
m_GetLabel = cmdSupportCore;
|
|
m_SetLabel = findExternal(QStringLiteral("nilfs-tune")) ? cmdSupportFileSystem : cmdSupportNone;
|
|
m_UpdateUUID = findExternal(QStringLiteral("nilfs-tune")) ? cmdSupportFileSystem : cmdSupportNone;
|
|
|
|
m_Grow = findExternal(QStringLiteral("nilfs-resize")) ? cmdSupportFileSystem : cmdSupportNone;
|
|
m_GetUsed = findExternal(QStringLiteral("nilfs-tune")) ? cmdSupportFileSystem : cmdSupportNone;
|
|
m_Shrink = (m_Grow != cmdSupportNone && m_GetUsed != cmdSupportNone) ? cmdSupportFileSystem : cmdSupportNone;
|
|
|
|
m_Copy =/* (m_Check != cmdSupportNone) ?*/ cmdSupportCore /*: cmdSupportNone*/;
|
|
m_Move =/* (m_Check != cmdSupportNone) ?*/ cmdSupportCore /*: cmdSupportNone*/;
|
|
|
|
m_GetLabel = cmdSupportCore;
|
|
m_Backup = cmdSupportCore;
|
|
m_GetUUID = cmdSupportCore;
|
|
}
|
|
|
|
bool nilfs2::supportToolFound() const
|
|
{
|
|
return
|
|
m_GetUsed != cmdSupportNone &&
|
|
m_GetLabel != cmdSupportNone &&
|
|
m_SetLabel != cmdSupportNone &&
|
|
m_Create != cmdSupportNone &&
|
|
// m_Check != cmdSupportNone &&
|
|
m_UpdateUUID != cmdSupportNone &&
|
|
m_Grow != cmdSupportNone &&
|
|
m_Shrink != cmdSupportNone &&
|
|
m_Copy != cmdSupportNone &&
|
|
m_Move != cmdSupportNone &&
|
|
m_Backup != cmdSupportNone &&
|
|
m_GetUUID != cmdSupportNone;
|
|
}
|
|
|
|
FileSystem::SupportTool nilfs2::supportToolName() const
|
|
{
|
|
return SupportTool(QStringLiteral("nilfs2-utils"), QUrl(QStringLiteral("http://code.google.com/p/nilfs2/")));
|
|
}
|
|
|
|
qint64 nilfs2::minCapacity() const
|
|
{
|
|
return 128 * Capacity::unitFactor(Capacity::Byte, Capacity::MiB);
|
|
}
|
|
|
|
qint64 nilfs2::maxCapacity() const
|
|
{
|
|
return Capacity::unitFactor(Capacity::Byte, Capacity::EiB);
|
|
}
|
|
|
|
int nilfs2::maxLabelLength() const
|
|
{
|
|
return 80;
|
|
}
|
|
|
|
bool nilfs2::check(Report& report, const QString& deviceNode) const
|
|
{
|
|
ExternalCommand cmd(report, QStringLiteral("fsck.nilfs2"), { deviceNode });
|
|
return cmd.run(-1) && cmd.exitCode() == 0;
|
|
}
|
|
|
|
bool nilfs2::create(Report& report, const QString& deviceNode)
|
|
{
|
|
ExternalCommand cmd(report, QStringLiteral("mkfs.nilfs2"), { QStringLiteral("-f"), deviceNode });
|
|
return cmd.run(-1) && cmd.exitCode() == 0;
|
|
}
|
|
|
|
qint64 nilfs2::readUsedCapacity(const QString& deviceNode) const
|
|
{
|
|
ExternalCommand cmd(QStringLiteral("nilfs-tune"), { QStringLiteral("-l"), deviceNode });
|
|
|
|
if (cmd.run(-1) && cmd.exitCode() == 0) {
|
|
QRegularExpression re(QStringLiteral("Block size:\\s+(\\d+)"));
|
|
QRegularExpressionMatch reBlockSize = re.match(cmd.output());
|
|
re.setPattern(QStringLiteral("Device size:\\s+(\\d+)"));
|
|
QRegularExpressionMatch reDeviceSize = re.match(cmd.output());
|
|
re.setPattern(QStringLiteral("Free blocks count:\\s+(\\d+)"));
|
|
QRegularExpressionMatch reFreeBlocks = re.match(cmd.output());
|
|
if (reBlockSize.hasMatch() && reDeviceSize.hasMatch() && reFreeBlocks.hasMatch())
|
|
return reDeviceSize.captured(1).toLongLong() - reBlockSize.captured(1).toLongLong() * reFreeBlocks.captured(1).toLongLong();
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
bool nilfs2::resize(Report& report, const QString& deviceNode, qint64 length) const
|
|
{
|
|
QTemporaryDir tempDir;
|
|
if (!tempDir.isValid()) {
|
|
report.line() << xi18nc("@info:progress", "Resizing NILFS2 file system on partition <filename>%1</filename> failed: Could not create temp dir.", deviceNode);
|
|
return false;
|
|
}
|
|
|
|
bool rval = false;
|
|
|
|
ExternalCommand mountCmd(report, QStringLiteral("mount"), { QStringLiteral("--verbose"), QStringLiteral("--types"), QStringLiteral("nilfs2"), deviceNode, tempDir.path() });
|
|
|
|
if (mountCmd.run(-1) && mountCmd.exitCode() == 0) {
|
|
ExternalCommand resizeCmd(report, QStringLiteral("nilfs-resize"), { QStringLiteral("--verbose"), QStringLiteral("--assume-yes"), deviceNode, QString::number(length) });
|
|
|
|
if (resizeCmd.run(-1) && resizeCmd.exitCode() == 0)
|
|
rval = true;
|
|
else
|
|
report.line() << xi18nc("@info:progress", "Resizing NILFS2 file system on partition <filename>%1</filename> failed: NILFS2 file system resize failed.", deviceNode);
|
|
|
|
ExternalCommand unmountCmd(report, QStringLiteral("umount"), { tempDir.path() });
|
|
|
|
if (!unmountCmd.run(-1) && unmountCmd.exitCode() == 0)
|
|
report.line() << xi18nc("@info:progress", "<warning>Resizing NILFS2 file system on partition <filename>%1</filename>: Unmount failed.</warning>", deviceNode);
|
|
} else
|
|
report.line() << xi18nc("@info:progress", "Resizing NILFS2 file system on partition <filename>%1</filename> failed: Initial mount failed.", deviceNode);
|
|
|
|
return rval;
|
|
}
|
|
|
|
bool nilfs2::resizeOnline(Report& report, const QString& deviceNode, const QString&, qint64 length) const
|
|
{
|
|
ExternalCommand resizeCmd(report, QStringLiteral("nilfs-resize"), { QStringLiteral("--verbose"), QStringLiteral("--assume-yes"), deviceNode, QString::number(length) });
|
|
|
|
if (resizeCmd.run(-1) && resizeCmd.exitCode() == 0)
|
|
return true;
|
|
|
|
report.line() << xi18nc("@info:progress", "Resizing NILFS2 file system on partition <filename>%1</filename> failed: NILFS2 file system resize failed.", deviceNode);
|
|
return false;
|
|
}
|
|
|
|
bool nilfs2::writeLabel(Report& report, const QString& deviceNode, const QString& newLabel)
|
|
{
|
|
ExternalCommand cmd(report, QStringLiteral("nilfs-tune"), { QStringLiteral("-l"), newLabel, deviceNode });
|
|
return cmd.run(-1) && cmd.exitCode() == 0;
|
|
}
|
|
|
|
bool nilfs2::updateUUID(Report& report, const QString& deviceNode) const
|
|
{
|
|
QUuid uuid = QUuid::createUuid();
|
|
ExternalCommand cmd(report, QStringLiteral("nilfs-tune"), { QStringLiteral("-U"), uuid.toString(), deviceNode });
|
|
return cmd.run(-1) && cmd.exitCode() == 0;
|
|
}
|
|
}
|