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Merge branch 'resize-polishing'

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main
Adriaan de Groot 6 years ago
parent 7e88f637b1 21fedfce65
commit af392105b8
3 changed files with 58 additions and 37 deletions
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70
src/modules/fsresizer/ResizeFSJob.cpp
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@ -33,6 +33,7 @@
#include "JobQueue.h"
#include "GlobalStorage.h"
#include "utils/CalamaresUtils.h"
#include "utils/Logger.h"
#include "utils/Units.h"
@ -48,11 +49,11 @@ ResizeFSJob::RelativeSize::RelativeSize()
template<int N>
void matchUnitSuffix(
const QString& s,
const char (&suffix)[N],
const char ( &suffix )[N],
ResizeFSJob::RelativeSize::Unit matchedUnit,
int& value,
ResizeFSJob::RelativeSize::Unit& unit
)
)
{
if ( s.endsWith( suffix ) )
{
@ -62,13 +63,13 @@ void matchUnitSuffix(
}
ResizeFSJob::RelativeSize::RelativeSize( const QString& s)
ResizeFSJob::RelativeSize::RelativeSize( const QString& s )
: m_value( 0 )
, m_unit( None )
{
matchUnitSuffix( s, "%", Percent, m_value, m_unit );
matchUnitSuffix( s, "MiB", Absolute, m_value, m_unit );
if ( ( unit() == Percent ) && ( value() > 100 ) )
{
cDebug() << "Percent value" << value() << "is not valid.";
@ -81,14 +82,14 @@ ResizeFSJob::RelativeSize::RelativeSize( const QString& s)
}
qint64
ResizeFSJob::RelativeSize::apply( qint64 totalSectors , qint64 sectorSize )
ResizeFSJob::RelativeSize::apply( qint64 totalSectors, qint64 sectorSize )
{
if ( !isValid() )
return -1;
if ( sectorSize < 1 )
return -1;
switch( m_unit )
switch ( m_unit )
{
case None:
return -1;
@ -113,6 +114,7 @@ ResizeFSJob::RelativeSize::apply( Device* d )
ResizeFSJob::ResizeFSJob( QObject* parent )
: Calamares::CppJob( parent )
, m_required( false )
{
}
@ -136,14 +138,14 @@ ResizeFSJob::findPartition( CoreBackend* backend )
cDebug() << "ResizeFSJob found" << devices.count() << "devices.";
for ( DeviceList::iterator dev_it = devices.begin(); dev_it != devices.end(); ++dev_it )
{
if ( ! (*dev_it) )
if ( ! ( *dev_it ) )
continue;
cDebug() << "ResizeFSJob found" << ( *dev_it )->deviceNode();
for ( auto part_it = PartitionIterator::begin( *dev_it ); part_it != PartitionIterator::end( *dev_it ); ++part_it )
{
cDebug() << ".." << ( *part_it )->mountPoint() << "on" << ( *part_it )->deviceNode();
if ( ( !m_fsname.isEmpty() && ( *part_it )->mountPoint() == m_fsname ) ||
( !m_devicename.isEmpty() && ( *part_it )->deviceNode() == m_devicename ) )
( !m_devicename.isEmpty() && ( *part_it )->deviceNode() == m_devicename ) )
{
cDebug() << ".. matched configuration dev=" << m_devicename << "fs=" << m_fsname;
return PartitionMatch( *dev_it, *part_it );
@ -156,7 +158,7 @@ ResizeFSJob::findPartition( CoreBackend* backend )
}
/** @brief Returns the last sector the matched partition should occupy.
*
*
* Returns a sector number. Returns -1 if something is wrong (e.g.
* can't resize at all, or missing data). Returns 0 if the resize
* won't fit because it doesn't satisfy the settings for atleast
@ -164,7 +166,7 @@ ResizeFSJob::findPartition( CoreBackend* backend )
* by occupied space after it).
*/
qint64
ResizeFSJob::findGrownEnd(ResizeFSJob::PartitionMatch m)
ResizeFSJob::findGrownEnd( ResizeFSJob::PartitionMatch m )
{
if ( !m.first || !m.second )
return -1; // Missing device data
@ -193,7 +195,7 @@ ResizeFSJob::findGrownEnd(ResizeFSJob::PartitionMatch m)
continue;
}
cDebug() << ".. comparing" << next_start << '-' << next_end;
if ( (next_start > last_currently) && (next_start < last_available) )
if ( ( next_start > last_currently ) && ( next_start < last_available ) )
{
cDebug() << " .. shrunk last available to" << next_start;
last_available = next_start - 1; // Before that one starts
@ -202,7 +204,7 @@ ResizeFSJob::findGrownEnd(ResizeFSJob::PartitionMatch m)
if ( !( last_available > last_currently ) )
{
cDebug() << "Partition can not grow larger.";
cDebug() << "Partition cannot grow larger.";
return 0;
}
@ -223,7 +225,7 @@ ResizeFSJob::findGrownEnd(ResizeFSJob::PartitionMatch m)
cDebug() << ".. only growing by" << wanted << "instead of full" << expand;
last_available -= ( expand - wanted );
}
return last_available;
}
@ -234,13 +236,12 @@ ResizeFSJob::exec()
if ( !isValid() )
return Calamares::JobResult::error(
tr( "Invalid configuration" ),
tr( "The file-system resize job has an invalid configuration "
"and will not run." ) );
tr( "The file-system resize job has an invalid configuration and will not run." ) );
// Get KPMCore
auto backend_p = CoreBackendManager::self()->backend();
if ( backend_p )
cDebug() << "KPMCore backend @" << (void *)backend_p << backend_p->id() << backend_p->version();
cDebug() << "KPMCore backend @" << ( void* )backend_p << backend_p->id() << backend_p->version();
else
{
cDebug() << "No KPMCore backend loaded yet";
@ -269,8 +270,8 @@ ResizeFSJob::exec()
if ( !m.first || !m.second )
return Calamares::JobResult::error(
tr( "Resize Failed" ),
!m_fsname.isEmpty() ? tr( "The filesystem %1 could not be found in this system, and can not be resized." ).arg(m_fsname)
: tr( "The device %1 could not be found in this system, and can not be resized." ).arg(m_devicename) );
!m_fsname.isEmpty() ? tr( "The filesystem %1 could not be found in this system, and cannot be resized." ).arg( m_fsname )
: tr( "The device %1 could not be found in this system, and cannot be resized." ).arg( m_devicename ) );
m.second->fileSystem().init(); // Initialize support for specific FS
if ( !ResizeOperation::canGrow( m.second ) )
@ -278,29 +279,34 @@ ResizeFSJob::exec()
cDebug() << "canGrow() returned false.";
return Calamares::JobResult::error(
tr( "Resize Failed" ),
!m_fsname.isEmpty() ? tr( "The filesystem %1 can not be resized." ).arg(m_fsname)
: tr( "The device %1 can not be resized." ).arg(m_devicename) );
!m_fsname.isEmpty() ? tr( "The filesystem %1 cannot be resized." ).arg( m_fsname )
: tr( "The device %1 cannot be resized." ).arg( m_devicename ) );
}
qint64 new_end = findGrownEnd( m );
cDebug() << "Resize from"
<< m.second->firstSector() << '-' << m.second->lastSector()
<< '(' << m.second->length() << ')'
<< "to -" << new_end;
<< m.second->firstSector() << '-' << m.second->lastSector()
<< '(' << m.second->length() << ')'
<< "to -" << new_end;
if ( new_end < 0 )
return Calamares::JobResult::error(
tr( "Resize Failed" ),
!m_fsname.isEmpty() ? tr( "The filesystem %1 can not be resized." ).arg(m_fsname)
: tr( "The device %1 can not be resized." ).arg(m_devicename) );
!m_fsname.isEmpty() ? tr( "The filesystem %1 cannot be resized." ).arg( m_fsname )
: tr( "The device %1 cannot be resized." ).arg( m_devicename ) );
if ( new_end == 0 )
{
// TODO: is that a bad thing? is the resize required?
cWarning() << "Resize operation on" << m_fsname << m_devicename
<< "skipped as not-useful.";
<< "skipped as not-useful.";
if ( m_required )
return Calamares::JobResult::error(
tr( "Resize Failed" ),
!m_fsname.isEmpty() ? tr( "The filesystem %1 must be resized, but cannot." ).arg( m_fsname )
: tr( "The device %11 must be resized, but cannot" ).arg( m_fsname ) );
return Calamares::JobResult::ok();
}
if ( ( new_end > 0 ) && ( new_end > m.second->lastSector() ) )
{
ResizeOperation op( *m.first, *m.second, m.second->firstSector(), new_end );
@ -311,8 +317,8 @@ ResizeFSJob::exec()
{
cDebug() << "Resize failed." << op_report.output();
return Calamares::JobResult::error(
tr( "Resize Failed" ),
op_report.toText() );
tr( "Resize Failed" ),
op_report.toText() );
}
}
@ -334,6 +340,8 @@ ResizeFSJob::setConfigurationMap( const QVariantMap& configurationMap )
m_size = RelativeSize( configurationMap["size"].toString() );
m_atleast = RelativeSize( configurationMap["atleast"].toString() );
m_required = CalamaresUtils::getBool( configurationMap, "required", false );
}
CALAMARES_PLUGIN_FACTORY_DEFINITION( ResizeFSJobFactory, registerPlugin<ResizeFSJob>(); )

9
src/modules/fsresizer/ResizeFSJob.h
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@ -68,19 +68,19 @@ public:
*
* Each sector has size @p sectorSize , for converting absolute
* sizes in MiB to sector counts.
*
*
* For invalid sizes, returns -1.
* For absolute sizes, returns the number of sectors needed.
* For percent sizes, returns that percent of the number of sectors.
*/
qint64 apply( qint64 totalSectors, qint64 sectorSize );
/** @brief Apply this size to the given device.
*
*
* Equivalent to apply( d->totalLogical(), d->logicalSize() )
*/
qint64 apply( Device* d );
private:
int m_value;
Unit m_unit;
@ -107,6 +107,7 @@ private:
RelativeSize m_atleast;
QString m_fsname; // Either this, or devicename, is set, not both
QString m_devicename;
bool m_required;
using PartitionMatch = QPair<Device*, Partition*>;
/** @brief Find the configured FS using KPMCore @p backend */

16
src/modules/fsresizer/fsresizer.conf
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@ -12,7 +12,7 @@
# Which FS needs to be grown? Choose one way to identify it:
# - *fs* names a mount point which should already be mounted
# in the system.
# - *dev* names a device
# - *dev* names a device
fs: /
# dev: /dev/mmcblk0p1
@ -33,5 +33,17 @@ size: 100%
# size, as above. If missing, then it's assumed to be 0,
# which means resizing is always worthwhile.
#
# If *atleast* is not zero, then the setting *required*,
# below, becomes relevant.
#
# Percentages apply to **total device size**.
atleast: 1000MiB
#atleast: 1000MiB
# When *atleast* is not zero, then the resize may be
# recommended (the default) or **required**. If the
# resize is required and cannot be carried out (because
# there's not enough space), then that is a fatal
# error for the installer. By default, resize is only
# recommended and it is not an error for no resize to be
# carried out.
required: false

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