bool ResizeFileSystemJob::run(Report& parent)
{
Q_ASSERT(partition().fileSystem().firstSector() != -1);
Q_ASSERT(partition().fileSystem().lastSector() != -1);
Q_ASSERT(newLength() <= partition().length());
if (partition().fileSystem().firstSector() == -1 || partition().fileSystem().lastSector() == -1 || newLength() > partition().length())
{
kWarning() << "file system first sector: " << partition().fileSystem().firstSector() << ", last sector: " << partition().fileSystem().lastSector() << ", new length: " << newLength() << ", partition length: " << partition().length();
return false;
}
bool rval = false;
Report* report = jobStarted(parent);
if (partition().fileSystem().length() == newLength())
{
report->line() << i18ncp("@info/plain", "The file system on partition <filename>%2</filename> already has the requested length of 1 sector.", "The file system on partition <filename>%2</filename> already has the requested length of %1 sectors.", newLength(), partition().deviceNode());
rval = true;
}
else
{
report->line() << i18nc("@info/plain", "Resizing file system from %1 to %2 sectors.", partition().fileSystem().length(), newLength());
FileSystem::CommandSupportType support = (newLength() < partition().fileSystem().length()) ? partition().fileSystem().supportShrink() : partition().fileSystem().supportGrow();
switch(support)
{
case FileSystem::cmdSupportBackend:
{
Report* childReport = report->newChild();
childReport->line() << i18nc("@info/plain", "Resizing a %1 file system using internal backend functions.", partition().fileSystem().name());
rval = resizeFileSystemBackend(*childReport);
break;
}
case FileSystem::cmdSupportFileSystem:
{
const qint64 newLengthInByte = Capacity(newLength() * device().logicalSectorSize()).toInt(Capacity::Byte);
rval = partition().fileSystem().resize(*report, partition().deviceNode(), newLengthInByte);
break;
}
default:
report->line() << i18nc("@info/plain", "The file system on partition <filename>%1</filename> cannot be resized because there is no support for it.", partition().deviceNode());
break;
}
if (rval)
partition().fileSystem().setLastSector(partition().fileSystem().firstSector() + newLength() - 1);
}
jobFinished(*report, rval);
return rval;
}
/** Creates a new ExternalCommand instance with Report.
@param report the Report to write output to.
@param cmd the command to run
@param args the arguments to pass to the command
*/
ExternalCommand::ExternalCommand(Report& report, const QString& cmd, const QStringList& args) :
m_Report(report.newChild()),
m_ExitCode(-1),
m_Output()
{
m_Command.push_back(cmd);
m_Args.push_back(args);
setup();
}
/** Creates a new ExternalCommand instance with Report.
@param report the Report to write output to.
@param cmd the vector of the piped commands to run
@param args the vector of the arguments to pass to the commands
*/
ExternalCommand::ExternalCommand(Report& report, const std::vector<QString> cmd, const std::vector<QStringList> args) :
m_Report(report.newChild()),
m_Command(cmd),
m_Args(args),
m_ExitCode(-1),
m_Output()
{
setup();
}
bool RestoreOperation::execute(Report& parent)
{
bool rval = false;
bool warning = false;
Report* report = parent.newChild(description());
if (overwrittenPartition())
restorePartition().setPartitionPath(overwrittenPartition()->devicePath());
if (overwrittenPartition() || (rval = createPartitionJob()->run(*report)))
{
restorePartition().setState(Partition::StateNone);
if ((rval = restoreJob()->run(*report)))
{
if ((rval = checkTargetJob()->run(*report)))
{
// If the partition was written over an existing one, the partition itself may now
// be larger than the filesystem, so maximize the filesystem to the partition's size
// or the image length, whichever is larger. If this fails, don't return an error, just
// warn the user.
if ((warning = !maximizeJob()->run(*report)))
report->line() << xi18nc("@info/plain", "Warning: Maximizing file system on target partition <filename>%1</filename> to the size of the partition failed.", restorePartition().deviceNode());
}
else
report->line() << xi18nc("@info/plain", "Checking target file system on partition <filename>%1</filename> after the restore failed.", restorePartition().deviceNode());
}
else
{
if (!overwrittenPartition())
DeletePartitionJob(targetDevice(), restorePartition()).run(*report);
report->line() << i18nc("@info/plain", "Restoring file system failed.");
}
}
else
report->line() << i18nc("@info/plain", "Creating the destination partition to restore to failed.");
if (rval)
setStatus(warning ? StatusFinishedWarning : StatusFinishedSuccess);
else
setStatus(StatusError);
report->setStatus(i18nc("@info/plain status (success, error, warning...) of operation", "%1: %2", description(), statusText()));
return rval;
}