2015-06-04 01:29:22 +01:00
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/*************************************************************************
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* Copyright (C) 2010 by Volker Lanz <vl@fidra.de> *
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2016-03-02 19:00:31 +00:00
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* Copyright (C) 2016 by Andrius Štikonas <andrius@stikonas.eu> *
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2015-06-04 01:29:22 +01:00
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License as *
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* published by the Free Software Foundation; either version 3 of *
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* the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>.*
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*************************************************************************/
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#include "fs/ocfs2.h"
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#include "util/externalcommand.h"
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#include "util/capacity.h"
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2016-05-12 16:37:37 +01:00
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#include <QRegularExpression>
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2015-06-04 01:29:22 +01:00
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#include <QString>
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namespace FS
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{
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2015-07-13 15:16:36 +01:00
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FileSystem::CommandSupportType ocfs2::m_GetUsed = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_GetLabel = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_Create = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_Grow = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_Shrink = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_Move = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_Check = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_Copy = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_Backup = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_SetLabel = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_UpdateUUID = FileSystem::cmdSupportNone;
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FileSystem::CommandSupportType ocfs2::m_GetUUID = FileSystem::cmdSupportNone;
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ocfs2::ocfs2(qint64 firstsector, qint64 lastsector, qint64 sectorsused, const QString& label) :
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FileSystem(firstsector, lastsector, sectorsused, label, FileSystem::Ocfs2)
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{
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}
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void ocfs2::init()
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{
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2016-04-21 22:48:05 +01:00
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m_Create = findExternal(QStringLiteral("mkfs.ocfs2"), { QStringLiteral("--version") }) ? cmdSupportFileSystem : cmdSupportNone;
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m_Check = findExternal(QStringLiteral("fsck.ocfs2"), {}, 16) ? cmdSupportFileSystem : cmdSupportNone;
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m_Grow = (m_Check != cmdSupportNone && findExternal(QStringLiteral("tunefs.ocfs2"), { QStringLiteral("--version") }) && findExternal(QStringLiteral("debugfs.ocfs2"), { QStringLiteral("--version") })) ? cmdSupportFileSystem : cmdSupportNone;
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2015-07-13 15:16:36 +01:00
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m_Shrink = cmdSupportNone;
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// TODO: it seems there's no way to get the FS usage with ocfs2
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m_GetUsed = cmdSupportNone;
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2016-04-21 22:48:05 +01:00
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m_SetLabel = findExternal(QStringLiteral("tunefs.ocfs2"), { QStringLiteral("--version") }) ? cmdSupportFileSystem : cmdSupportNone;
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m_UpdateUUID = findExternal(QStringLiteral("tunefs.ocfs2"), { QStringLiteral("--version") }) ? cmdSupportFileSystem : cmdSupportNone;
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2015-07-13 15:16:36 +01:00
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m_Copy = (m_Check != cmdSupportNone) ? cmdSupportCore : cmdSupportNone;
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m_Move = (m_Check != cmdSupportNone) ? cmdSupportCore : cmdSupportNone;
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m_GetLabel = cmdSupportCore;
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m_Backup = cmdSupportCore;
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m_GetUUID = cmdSupportCore;
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}
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bool ocfs2::supportToolFound() const
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{
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return
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// m_GetUsed != cmdSupportNone &&
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m_GetLabel != cmdSupportNone &&
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m_SetLabel != cmdSupportNone &&
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m_Create != cmdSupportNone &&
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m_Check != cmdSupportNone &&
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m_UpdateUUID != cmdSupportNone &&
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m_Grow != cmdSupportNone &&
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// m_Shrink != cmdSupportNone &&
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m_Copy != cmdSupportNone &&
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m_Move != cmdSupportNone &&
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m_Backup != cmdSupportNone &&
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m_GetUUID != cmdSupportNone;
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}
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FileSystem::SupportTool ocfs2::supportToolName() const
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{
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return SupportTool(QStringLiteral("ocfs2-tools"), QUrl(QStringLiteral("http://oss.oracle.com/projects/ocfs2-tools/")));
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}
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qint64 ocfs2::minCapacity() const
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{
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return 14000 * Capacity::unitFactor(Capacity::Byte, Capacity::KiB);
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}
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qint64 ocfs2::maxCapacity() const
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{
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return 4 * Capacity::unitFactor(Capacity::Byte, Capacity::PiB);
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}
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qint64 ocfs2::readUsedCapacity(const QString& deviceNode) const
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{
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Q_UNUSED(deviceNode);
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return -1;
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}
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bool ocfs2::check(Report& report, const QString& deviceNode) const
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{
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2016-04-21 22:48:05 +01:00
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ExternalCommand cmd(report, QStringLiteral("fsck.ocfs2"), { QStringLiteral("-f"), QStringLiteral("-y"), deviceNode });
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2015-07-13 15:16:36 +01:00
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return cmd.run(-1) && (cmd.exitCode() == 0 || cmd.exitCode() == 1 || cmd.exitCode() == 2);
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}
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bool ocfs2::create(Report& report, const QString& deviceNode) const
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{
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2016-04-21 22:48:05 +01:00
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ExternalCommand cmd(report, QStringLiteral("mkfs.ocfs2"), { deviceNode });
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2015-07-13 15:16:36 +01:00
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2015-07-22 15:15:25 +01:00
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if (cmd.start())
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{
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cmd.write("y\n");
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cmd.waitFor(-1);
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return cmd.exitCode() == 0;
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}
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else
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return false;
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2015-07-13 15:16:36 +01:00
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}
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bool ocfs2::resize(Report& report, const QString& deviceNode, qint64 length) const
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{
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2016-04-21 22:48:05 +01:00
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ExternalCommand cmdBlockSize(QStringLiteral("debugfs.ocfs2"), { QStringLiteral("--request"), QStringLiteral("stats"), deviceNode });
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2015-07-13 15:16:36 +01:00
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qint32 blockSize = -1;
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2016-05-12 16:37:37 +01:00
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if (cmdBlockSize.run(-1) && cmdBlockSize.exitCode() == 0) {
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QRegularExpression re(QStringLiteral("Block Size Bits: (\\d+)"));
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QRegularExpressionMatch reBlockSizeBits = re.match(cmdBlockSize.output());
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2015-07-13 15:16:36 +01:00
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2016-05-12 16:37:37 +01:00
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if (reBlockSizeBits.hasMatch())
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blockSize = 1 << reBlockSizeBits.captured(1).toInt();
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2015-07-13 15:16:36 +01:00
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}
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if (blockSize == -1)
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return false;
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2016-04-21 22:48:05 +01:00
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ExternalCommand cmd(report, QStringLiteral("tunefs.ocfs2"), { QStringLiteral("--yes"), QStringLiteral("--volume-size"), deviceNode, QString::number(length / blockSize) });
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2015-07-13 15:16:36 +01:00
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return cmd.run(-1) && cmd.exitCode() == 0;
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}
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bool ocfs2::writeLabel(Report& report, const QString& deviceNode, const QString& newLabel)
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{
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2016-04-21 22:48:05 +01:00
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ExternalCommand cmd(report, QStringLiteral("tunefs.ocfs2"), { QStringLiteral("--label"), newLabel, deviceNode });
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2015-07-13 15:16:36 +01:00
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return cmd.run(-1) && cmd.exitCode() == 0;
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}
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bool ocfs2::updateUUID(Report& report, const QString& deviceNode) const
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{
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2016-04-21 22:48:05 +01:00
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ExternalCommand cmd(report, QStringLiteral("tunefs.ocfs2"), { QStringLiteral("--uuid-reset"), deviceNode });
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2015-07-13 15:16:36 +01:00
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return cmd.run(-1) && cmd.exitCode() == 0;
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}
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2015-06-04 01:29:22 +01:00
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}
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