Add fstab mutators.
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4257021857
commit
8719fb0bf3
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@ -26,22 +26,8 @@
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#include <QFileInfo>
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#include <QFileInfo>
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#include <QRegularExpression>
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#include <QRegularExpression>
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static QString findBlkIdDevice(const QString& token, const QString& value)
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static void parseFsSpec(const QString& m_fsSpec, FstabEntryType& m_entryType, QString& m_deviceNode);
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{
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static QString findBlkIdDevice(const QString& token, const QString& value);
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blkid_cache cache;
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QString rval;
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if (blkid_get_cache(&cache, nullptr) == 0) {
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if (char* c = blkid_evaluate_tag(token.toLocal8Bit().constData(), value.toLocal8Bit().constData(), &cache)) {
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rval = QString::fromLocal8Bit(c);
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free(c);
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}
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blkid_put_cache(cache);
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}
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return rval;
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}
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FstabEntry::FstabEntry(const QString& fsSpec, const QString& mountPoint, const QString& type, const QString& options, int dumpFreq, int passNumber, const QString& comment)
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FstabEntry::FstabEntry(const QString& fsSpec, const QString& mountPoint, const QString& type, const QString& options, int dumpFreq, int passNumber, const QString& comment)
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: m_fsSpec(fsSpec)
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: m_fsSpec(fsSpec)
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@ -52,23 +38,16 @@ FstabEntry::FstabEntry(const QString& fsSpec, const QString& mountPoint, const Q
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, m_comment(comment)
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, m_comment(comment)
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{
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{
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m_options = options.split(QLatin1Char(','));
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m_options = options.split(QLatin1Char(','));
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m_entryType = FstabEntryType::comment;
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parseFsSpec(m_fsSpec, m_entryType, m_deviceNode);
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if (fsSpec.startsWith(QStringLiteral("UUID="))) {
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}
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m_entryType = FstabEntryType::uuid;
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m_deviceNode = findBlkIdDevice(QStringLiteral("UUID"), QString(fsSpec).remove(QStringLiteral("UUID=")));
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/**
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} else if (fsSpec.startsWith(QStringLiteral("LABEL="))) {
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@param s the new value for the fs_spec field of fstab entry
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m_entryType = FstabEntryType::label;
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*/
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m_deviceNode = findBlkIdDevice(QStringLiteral("LABEL"), QString(fsSpec).remove(QStringLiteral("LABEL=")));
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void FstabEntry::setFsSpec(const QString& s)
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} else if (fsSpec.startsWith(QStringLiteral("PARTUUID="))) {
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{
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m_entryType = FstabEntryType::uuid;
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m_fsSpec = s;
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m_deviceNode = findBlkIdDevice(QStringLiteral("PARTUUID"), QString(fsSpec).remove(QStringLiteral("PARTUUID=")));
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parseFsSpec(m_fsSpec, m_entryType, m_deviceNode);
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} else if (fsSpec.startsWith(QStringLiteral("PARTLABEL="))) {
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m_entryType = FstabEntryType::label;
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m_deviceNode = findBlkIdDevice(QStringLiteral("PARTLABEL"), QString(fsSpec).remove(QStringLiteral("PARTLABEL=")));
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} else if (fsSpec.startsWith(QStringLiteral("/"))) {
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m_entryType = FstabEntryType::deviceNode;
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m_deviceNode = fsSpec;
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}
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}
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}
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FstabEntryList readFstabEntries( const QString& fstabPath )
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FstabEntryList readFstabEntries( const QString& fstabPath )
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@ -80,14 +59,14 @@ FstabEntryList readFstabEntries( const QString& fstabPath )
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const QStringList fstabLines = QString::fromLocal8Bit(fstabFile.readAll()).split( QLatin1Char('\n') );
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const QStringList fstabLines = QString::fromLocal8Bit(fstabFile.readAll()).split( QLatin1Char('\n') );
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for ( const QString& rawLine : fstabLines )
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for ( const QString& rawLine : fstabLines )
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{
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{
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QString line = rawLine.simplified();
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QString line = rawLine.trimmed().trimmed();
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if ( line.startsWith( QLatin1Char('#') ) || line.isEmpty()) {
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if ( line.startsWith( QLatin1Char('#') ) || line.isEmpty()) {
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fstabEntries.append( { {}, {}, {}, {}, {}, {}, line } );
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fstabEntries.append( { {}, {}, {}, {}, {}, {}, line } );
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continue;
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continue;
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}
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}
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QString comment = line.section( QLatin1Char('#'), 1 );
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QString comment = line.section( QLatin1Char('#'), 1 );
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QStringList splitLine = line.section( QLatin1Char('#'), 0, 0 ).split( QRegularExpression(QStringLiteral("\\s")) );
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QStringList splitLine = line.section( QLatin1Char('#'), 0, 0 ).split( QRegularExpression(QStringLiteral("[\\s]+")) );
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// We now split the standard components of /etc/fstab entry:
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// We now split the standard components of /etc/fstab entry:
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// (0) path, or UUID, or LABEL, etc,
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// (0) path, or UUID, or LABEL, etc,
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@ -131,3 +110,41 @@ QStringList possibleMountPoints(const QString& deviceNode, const QString& fstabP
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}
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}
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return mountPoints;
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return mountPoints;
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}
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}
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static QString findBlkIdDevice(const QString& token, const QString& value)
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{
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blkid_cache cache;
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QString rval;
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if (blkid_get_cache(&cache, nullptr) == 0) {
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if (char* c = blkid_evaluate_tag(token.toLocal8Bit().constData(), value.toLocal8Bit().constData(), &cache)) {
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rval = QString::fromLocal8Bit(c);
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free(c);
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}
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blkid_put_cache(cache);
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}
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return rval;
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}
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static void parseFsSpec(const QString& m_fsSpec, FstabEntryType& m_entryType, QString& m_deviceNode)
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{
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m_entryType = FstabEntryType::comment;
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if (m_fsSpec.startsWith(QStringLiteral("UUID="))) {
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m_entryType = FstabEntryType::uuid;
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m_deviceNode = findBlkIdDevice(QStringLiteral("UUID"), QString(m_fsSpec).remove(QStringLiteral("UUID=")));
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} else if (m_fsSpec.startsWith(QStringLiteral("LABEL="))) {
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m_entryType = FstabEntryType::label;
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m_deviceNode = findBlkIdDevice(QStringLiteral("LABEL"), QString(m_fsSpec).remove(QStringLiteral("LABEL=")));
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} else if (m_fsSpec.startsWith(QStringLiteral("PARTUUID="))) {
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m_entryType = FstabEntryType::uuid;
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m_deviceNode = findBlkIdDevice(QStringLiteral("PARTUUID"), QString(m_fsSpec).remove(QStringLiteral("PARTUUID=")));
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} else if (m_fsSpec.startsWith(QStringLiteral("PARTLABEL="))) {
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m_entryType = FstabEntryType::label;
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m_deviceNode = findBlkIdDevice(QStringLiteral("PARTLABEL"), QString(m_fsSpec).remove(QStringLiteral("PARTLABEL=")));
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} else if (m_fsSpec.startsWith(QStringLiteral("/"))) {
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m_entryType = FstabEntryType::deviceNode;
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m_deviceNode = m_fsSpec;
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}
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}
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@ -65,6 +65,19 @@ public:
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return m_entryType; /**< @return the type of fstab entry, e.g. device node or UUID or comment only */
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return m_entryType; /**< @return the type of fstab entry, e.g. device node or UUID or comment only */
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}
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}
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void setFsSpec(const QString& s);
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void setMountPoint(const QString& s) {
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m_mountPoint = s; /**< @param s the new value for the mount point */
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}
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void setOptions(const QStringList& s) {
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m_options = s; /**< @param s the new list with the mount options */
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}
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void setDumpFreq(int s) {
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m_dumpFreq = s; /**< @param s the new value for the dump frequency */
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}
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void setPassNumber(int s) {
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m_passNumber = s; /**< @param s the new value for the pass number */
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}
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private:
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private:
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QString m_fsSpec;
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QString m_fsSpec;
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QString m_deviceNode;
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QString m_deviceNode;
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