Merge branch 'kpmcore-manager'

CMakeModules/CalamaresAddTest.cmake

@@ -34,7 +34,7 @@ function( calamares_add_test )
     # parse arguments (name needs to be saved before passing ARGN into the macro)
     set( NAME ${ARGV0} )
     set( options GUI )
-    set( multiValueArgs SOURCES LIBRARIES )
+    set( multiValueArgs SOURCES LIBRARIES DEFINITIONS )
     cmake_parse_arguments( TEST "${options}" "" "${multiValueArgs}" ${ARGN} )
     set( TEST_NAME ${NAME} )
 
@@ -50,7 +50,7 @@ function( calamares_add_test )
                 Qt5::Test
             )
         calamares_automoc( ${TEST_NAME} )
-        target_compile_definitions( ${TEST_NAME} PRIVATE -DBUILD_AS_TEST )
+        target_compile_definitions( ${TEST_NAME} PRIVATE -DBUILD_AS_TEST ${TEST_DEFINITIONS} )
         if( TEST_GUI )
             target_link_libraries( ${TEST_NAME} calamaresui Qt5::Gui )
         endif()

src/libcalamares/CMakeLists.txt

@@ -44,7 +44,9 @@ set( libSources
     network/Manager.cpp
 
     # Partition service
+    partition/Mount.cpp
     partition/PartitionSize.cpp
+    partition/Sync.cpp
 
     # Utility service
     utils/CalamaresUtilsSystem.cpp
@@ -110,6 +112,38 @@ if( Qt5Xml_FOUND )
     list( APPEND OPTIONAL_PUBLIC_LIBRARIES Qt5::Network Qt5::Xml )
 endif()
 
+### OPTIONAL KPMcore support
+#
+#
+find_package( KPMcore 3.3 )
+set_package_properties(
+    KPMcore PROPERTIES
+    URL "https://invent.kde.org/kde/kpmcore"
+    DESCRIPTION "KDE Partitioning library"
+    TYPE RECOMMENDED
+    PURPOSE "For partitioning service"
+)
+
+if ( KPMcore_FOUND )
+    find_package( Qt5 REQUIRED DBus )  # Needed for KPMCore
+    find_package( KF5 REQUIRED I18n WidgetsAddons )  # Needed for KPMCore
+
+    if( KPMcore_VERSION VERSION_GREATER_EQUAL "4.0" )
+        add_definitions( -DWITH_KPMCORE4API ) # kpmcore 4 with new API
+    elseif( KPMcore_VERSION VERSION_GREATER "3.3.70" )
+        message( FATAL_ERROR "KPMCore beta versions ${KPMcore_VERSION} not supported" )
+    endif()
+
+    include_directories( ${KPMCORE_INCLUDE_DIR} )
+    list( APPEND libSources
+        partition/FileSystem.cpp
+        partition/KPMManager.cpp
+        partition/PartitionIterator.cpp
+        partition/PartitionQuery.cpp
+    )
+    list( APPEND OPTIONAL_PRIVATE_LIBRARIES kpmcore )
+endif()
+
 ### LIBRARY
 #
 #

src/libcalamares/JobQueue.cpp

@@ -36,12 +36,13 @@ public:
         : QThread( queue )
         , m_queue( queue )
         , m_jobIndex( 0 )
+        , m_jobCount( 0 )
     {
     }
 
     virtual ~JobThread() override;
 
-    void setJobs( const JobList& jobs )
+    void setJobs( JobList&& jobs )
     {
         m_jobs = jobs;
 
@@ -73,7 +74,7 @@ public:
             }
 
             emitProgress();
-            cDebug() << "Starting" << ( anyFailed ? "EMERGENCY JOB" : "job" ) << job->prettyName();
+            cDebug() << "Starting" << ( anyFailed ? "EMERGENCY JOB" : "job" ) << job->prettyName() << " (there are" << m_jobs.count() << " left)";
             connect( job.data(), &Job::progress, this, &JobThread::emitProgress );
             JobResult result = job->exec();
             if ( !anyFailed && !result )
@@ -103,6 +104,7 @@ private:
     QList< qreal > m_jobWeights;
     JobQueue* m_queue;
     int m_jobIndex;
+    int m_jobCount;
 
     void emitProgress( qreal jobPercent = 0 )
     {
@@ -193,7 +195,7 @@ void
 JobQueue::start()
 {
     Q_ASSERT( !m_thread->isRunning() );
-    m_thread->setJobs( m_jobs );
+    m_thread->setJobs( std::move( m_jobs ) );
     m_jobs.clear();
     m_thread->start();
 }

src/libcalamares/PythonJobApi.cpp

@@ -22,6 +22,7 @@
 #include "GlobalStorage.h"
 #include "JobQueue.h"
 #include "PythonHelper.h"
+#include "partition/Mount.h"
 #include "utils/CalamaresUtilsSystem.h"
 #include "utils/Logger.h"
 #include "utils/String.h"
@@ -63,7 +64,7 @@ mount( const std::string& device_path,
        const std::string& filesystem_name,
        const std::string& options )
 {
-    return CalamaresUtils::System::instance()->mount( QString::fromStdString( device_path ),
+    return CalamaresUtils::Partition::mount( QString::fromStdString( device_path ),
                   QString::fromStdString( mount_point ),
                   QString::fromStdString( filesystem_name ),
                   QString::fromStdString( options ) );

src/libcalamares/partition/FileSystem.cpp

@@ -0,0 +1,74 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2014,      Aurélien Gâteau <agateau@kde.org>
+ *   Copyright 2015-2016, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2018-2019 Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "FileSystem.h"
+
+#include <QObject>
+
+namespace CalamaresUtils
+{
+namespace Partition
+{
+
+QString
+prettyNameForFileSystemType( FileSystem::Type t )
+{
+    switch ( t )
+    {
+    case FileSystem::Unknown:
+        return QObject::tr( "unknown" );
+    case FileSystem::Extended:
+        return QObject::tr( "extended" );
+    case FileSystem::Unformatted:
+        return QObject::tr( "unformatted" );
+    case FileSystem::LinuxSwap:
+        return QObject::tr( "swap" );
+    case FileSystem::Fat16:
+    case FileSystem::Fat32:
+    case FileSystem::Ntfs:
+    case FileSystem::Xfs:
+    case FileSystem::Jfs:
+    case FileSystem::Hfs:
+    case FileSystem::Ufs:
+    case FileSystem::Hpfs:
+    case FileSystem::Luks:
+    case FileSystem::Ocfs2:
+    case FileSystem::Zfs:
+    case FileSystem::Nilfs2:
+        return FileSystem::nameForType( t ).toUpper();
+    case FileSystem::ReiserFS:
+        return "ReiserFS";
+    case FileSystem::Reiser4:
+        return "Reiser4";
+    case FileSystem::HfsPlus:
+        return "HFS+";
+    case FileSystem::Btrfs:
+        return "Btrfs";
+    case FileSystem::Exfat:
+        return "exFAT";
+    case FileSystem::Lvm2_PV:
+        return "LVM PV";
+    default:
+        return FileSystem::nameForType( t );
+    }
+}
+
+}  // namespace Partition
+}  // namespace CalamaresUtils

src/libcalamares/partition/FileSystem.h

@@ -0,0 +1,65 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2014,      Aurélien Gâteau <agateau@kde.org>
+ *   Copyright 2015-2016, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * NOTE: this functionality is only available when Calamares is compiled
+ *       with KPMcore support.
+ */
+
+#ifndef PARTITION_FILESYSTEM_H
+#define PARTITION_FILESYSTEM_H
+
+#include <kpmcore/fs/filesystem.h>
+
+namespace CalamaresUtils
+{
+namespace Partition
+{
+QString prettyNameForFileSystemType( FileSystem::Type t );
+
+static inline QString
+untranslatedFS( FileSystem& fs )
+{
+    return fs.name( { QStringLiteral( "C" ) } );
+}
+
+static inline QString
+untranslatedFS( FileSystem* fs )
+{
+    return fs ? untranslatedFS( *fs ) : QString();
+}
+
+static inline QString
+userVisibleFS( FileSystem& fs )
+{
+    return fs.name();
+}
+
+static inline QString
+userVisibleFS( FileSystem* fs )
+{
+    return fs ? userVisibleFS( *fs ) : QString();
+}
+
+
+}  // namespace Partition
+}  // namespace CalamaresUtils
+
+#endif  // PARTITION_PARTITIONQUERY_H

src/libcalamares/partition/KPMManager.cpp

@@ -0,0 +1,128 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "KPMManager.h"
+
+#include "utils/Logger.h"
+
+#include <kpmcore/backend/corebackend.h>
+#include <kpmcore/backend/corebackendmanager.h>
+#if defined( WITH_KPMCORE4API )
+#include <kpmcore/util/externalcommand.h>
+#endif
+
+
+#include <QObject>
+
+
+namespace CalamaresUtils
+{
+namespace Partition
+{
+class InternalManager
+{
+public:
+    InternalManager();
+    ~InternalManager();
+};
+
+static bool s_kpm_loaded = false;
+
+/*
+ * We have one living InternalManager object at a time.
+ * It is managed by shared_ptr<>s help by KPMManager
+ * objects, but since we can create KPMManager objects
+ * independent of each other, all of which share ownership
+ * of the same InternalManager, hang on to one extra reference
+ * to the InternalManager so we can hand it out in getInternal().
+ */
+static std::weak_ptr< InternalManager > s_backend;
+
+InternalManager::InternalManager()
+{
+    cDebug() << "KPMCore backend starting ..";
+
+    Q_ASSERT( s_backend.expired() );
+
+    if ( !s_kpm_loaded )
+    {
+        QByteArray backendName = qgetenv( "KPMCORE_BACKEND" );
+        if ( !CoreBackendManager::self()->load( backendName.isEmpty() ? CoreBackendManager::defaultBackendName()
+                                                                      : backendName ) )
+        {
+            cWarning() << "Failed to load backend plugin" << backendName;
+        }
+        else
+        {
+            auto* backend_p = CoreBackendManager::self()->backend();
+            cDebug() << Logger::SubEntry << "Backend @" << (void*)backend_p << backend_p->id() << backend_p->version();
+            s_kpm_loaded = true;
+        }
+    }
+}
+
+InternalManager::~InternalManager()
+{
+    cDebug() << "Cleaning up KPMCore backend ..";
+
+#if defined( WITH_KPMCORE4API )
+    auto backend_p = CoreBackendManager::self()->backend();
+    if ( backend_p )
+    {
+        ExternalCommand::stopHelper();
+    }
+#endif
+}
+
+std::shared_ptr< InternalManager >
+getInternal()
+{
+    if ( s_backend.expired() )
+    {
+        auto p = std::make_shared< InternalManager >();
+        s_backend = p;
+        return p;
+    }
+    return s_backend.lock();
+}
+
+KPMManager::KPMManager()
+    : m_d( getInternal() )
+{
+    cDebug() << "KPMManager" << s_backend.use_count() << "created.";
+}
+
+KPMManager::~KPMManager()
+{
+    cDebug() << "KPMManager" << s_backend.use_count() << "being destroyed.";
+}
+
+KPMManager::operator bool() const
+{
+    return s_kpm_loaded;
+}
+
+CoreBackend*
+KPMManager::backend() const
+{
+    return s_kpm_loaded ? CoreBackendManager::self()->backend() : nullptr;
+}
+
+
+}  // namespace Partition
+}  // namespace CalamaresUtils

src/libcalamares/partition/KPMManager.h

@@ -0,0 +1,69 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * NOTE: this functionality is only available when Calamares is compiled
+ *       with KPMcore support.
+ */
+
+#ifndef PARTITION_KPMMANAGER_H
+#define PARTITION_KPMMANAGER_H
+
+#include <memory>
+
+class CoreBackend;
+
+namespace CalamaresUtils
+{
+namespace Partition
+{
+/// @brief Handle to KPMCore
+class InternalManager;
+
+/** @brief KPMCore loader and cleanup
+ *
+ * A Calamares plugin that uses KPMCore should hold an object of
+ * this class; its only responsibility is to load KPMCore
+ * and to cleanly unload it on destruction (with KPMCore 4,
+ * also to shutdown the privileged helper application).
+ *
+ * It loads the default plugin ("parted" with KPMCore 3, "sfdisk"
+ * with KPMCore 4), but this can be overridden by setting the
+ * environment variable KPMCORE_BACKEND. Setting it to
+ * "dummy" will load the dummy plugin instead.
+ */
+class KPMManager
+{
+public:
+    KPMManager();
+    ~KPMManager();
+
+    /// @brief Is KPMCore loaded correctly?
+    operator bool() const;
+
+    /// @brief Gets the KPMCore backend (e.g. CoreBackendManager::self()->backend() )
+    CoreBackend* backend() const;
+
+private:
+    std::shared_ptr< InternalManager > m_d;
+};
+
+}  // namespace Partition
+}  // namespace CalamaresUtils
+
+#endif  // PARTITION_KPMMANAGER_H

src/libcalamares/partition/Mount.cpp

@@ -0,0 +1,132 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2014, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2017-2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Mount.h"
+
+#include "partition/Sync.h"
+#include "utils/CalamaresUtilsSystem.h"
+#include "utils/Logger.h"
+
+#include <QDir>
+#include <QTemporaryDir>
+
+namespace CalamaresUtils
+{
+namespace Partition
+{
+
+int
+mount( const QString& devicePath, const QString& mountPoint, const QString& filesystemName, const QString& options )
+{
+    if ( devicePath.isEmpty() || mountPoint.isEmpty() )
+    {
+        if ( devicePath.isEmpty() )
+        {
+            cWarning() << "Can't mount an empty device.";
+        }
+        if ( mountPoint.isEmpty() )
+        {
+            cWarning() << "Can't mount on an empty mountpoint.";
+        }
+
+        return static_cast< int >( ProcessResult::Code::NoWorkingDirectory );
+    }
+
+    QDir mountPointDir( mountPoint );
+    if ( !mountPointDir.exists() )
+    {
+        bool ok = mountPointDir.mkpath( mountPoint );
+        if ( !ok )
+        {
+            cWarning() << "Could not create mountpoint" << mountPoint;
+            return static_cast< int >( ProcessResult::Code::NoWorkingDirectory );
+        }
+    }
+
+    QStringList args = { "mount" };
+
+    if ( !filesystemName.isEmpty() )
+    {
+        args << "-t" << filesystemName;
+    }
+    if ( !options.isEmpty() )
+    {
+        if ( options.startsWith( '-' ) )
+        {
+            args << options;
+        }
+        else
+        {
+            args << "-o" << options;
+        }
+    }
+    args << devicePath << mountPoint;
+
+    auto r = CalamaresUtils::System::runCommand( args, std::chrono::seconds( 10 ) );
+    sync();
+    return r.getExitCode();
+}
+
+int
+unmount( const QString& path, const QStringList& options )
+{
+    auto r
+        = CalamaresUtils::System::runCommand( QStringList { "umount" } << options << path, std::chrono::seconds( 10 ) );
+    sync();
+    return r.getExitCode();
+}
+
+struct TemporaryMount::Private
+{
+    QString m_devicePath;
+    QTemporaryDir m_mountDir;
+};
+
+
+TemporaryMount::TemporaryMount( const QString& devicePath, const QString& filesystemName, const QString& options )
+    : m_d( new Private )
+{
+    m_d->m_devicePath = devicePath;
+    m_d->m_mountDir.setAutoRemove( false );
+    int r = mount( devicePath, m_d->m_mountDir.path(), filesystemName, options );
+    if ( !r )
+    {
+        delete m_d;
+        m_d = nullptr;
+    }
+}
+
+TemporaryMount::~TemporaryMount()
+{
+    if ( m_d )
+    {
+        unmount( m_d->m_devicePath, { "-R" } );
+        delete m_d;
+        m_d = nullptr;
+    }
+}
+
+QString
+TemporaryMount::path() const
+{
+    return m_d ? m_d->m_mountDir.path() : QString();
+}
+
+}  // namespace Partition
+}  // namespace CalamaresUtils

src/libcalamares/partition/Mount.h

@@ -0,0 +1,80 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2014, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2017-2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PARTITION_MOUNT_H
+#define PARTITION_MOUNT_H
+
+#include "DllMacro.h"
+
+#include <QString>
+#include <QStringList>
+
+namespace CalamaresUtils
+{
+namespace Partition
+{
+
+/**
+ * Runs the mount utility with the specified parameters.
+ * @param devicePath the path of the partition to mount.
+ * @param mountPoint the full path of the target mount point.
+ * @param filesystemName the name of the filesystem (optional).
+ * @param options any additional options as passed to mount -o (optional).
+ *          If @p options starts with a dash (-) then it is passed unchanged
+ *          and no -o option is added; this is used in handling --bind mounts.
+ * @returns the program's exit code, or:
+ *             Crashed = QProcess crash
+ *             FailedToStart = QProcess cannot start
+ *             NoWorkingDirectory = bad arguments
+ */
+DLLEXPORT int mount( const QString& devicePath,
+                     const QString& mountPoint,
+                     const QString& filesystemName = QString(),
+                     const QString& options = QString() );
+
+/** @brief Unmount the given @p path (device or mount point).
+ *
+ * Runs umount(8) in the host system.
+ *
+ * @returns the program's exit code, or special codes like mount().
+ */
+DLLEXPORT int unmount( const QString& path, const QStringList& options = QStringList() );
+
+class DLLEXPORT TemporaryMount
+{
+public:
+    TemporaryMount( const QString& devicePath,
+                    const QString& filesystemName = QString(),
+                    const QString& options = QString() );
+    TemporaryMount( const TemporaryMount& ) = delete;
+    TemporaryMount& operator=( const TemporaryMount& ) = delete;
+    ~TemporaryMount();
+
+    bool isValid() const { return m_d; }
+    QString path() const;
+
+private:
+    struct Private;
+    Private* m_d = nullptr;
+};
+
+}  // namespace Partition
+}  // namespace CalamaresUtils
+
+#endif

src/libcalamares/partition/PartitionIterator.cpp

@@ -2,7 +2,7 @@
  *
  *   Copyright 2014, Aurélien Gâteau <agateau@kde.org>
  *   Copyright 2015, Teo Mrnjavac <teo@kde.org>
- *   Copyright 2017, Adriaan de Groot <groot@kde.org>
+ *   Copyright 2017, 2019 Adriaan de Groot <groot@kde.org>
  *
  *   Calamares is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -25,12 +25,19 @@
 #include <kpmcore/core/partition.h>
 #include <kpmcore/core/partitiontable.h>
 
+namespace CalamaresUtils
+{
+namespace Partition
+{
+
+using Partition = ::Partition;
+
 PartitionIterator::PartitionIterator( PartitionTable* table )
     : m_table( table )
-{}
+{
+}
 
-Partition*
-PartitionIterator::operator*() const
+Partition* PartitionIterator::operator*() const
 {
     return m_current;
 }
@@ -39,7 +46,9 @@ void
 PartitionIterator::operator++()
 {
     if ( !m_current )
+    {
         return;
+    }
     if ( m_current->hasChildren() )
     {
         // Go to the first child
@@ -85,11 +94,14 @@ PartitionIterator
 PartitionIterator::begin( Device* device )
 {
     if ( !device )
+    {
         return PartitionIterator( nullptr );
-    Q_ASSERT(device);
+    }
     PartitionTable* table = device->partitionTable();
     if ( !table )
+    {
         return PartitionIterator( nullptr );
+    }
     return PartitionIterator::begin( table );
 }
 
@@ -101,7 +113,9 @@ PartitionIterator::begin( PartitionTable* table )
     // Does not usually happen, but it did happen on a tiny (10MiB) disk with an MBR
     // partition table.
     if ( children.isEmpty() )
+    {
         return it;
+    }
     it.m_current = children.first();
     return it;
 }
@@ -110,10 +124,14 @@ PartitionIterator
 PartitionIterator::end( Device* device )
 {
     if ( !device )
+    {
         return PartitionIterator( nullptr );
+    }
     PartitionTable* table = device->partitionTable();
     if ( !table )
+    {
         return PartitionIterator( nullptr );
+    }
 
     return PartitionIterator::end( table );
 }
@@ -123,3 +141,6 @@ PartitionIterator::end( PartitionTable* table )
 {
     return PartitionIterator( table );
 }
+
+}  // namespace Partition
+}  // namespace CalamaresUtils

src/libcalamares/partition/PartitionIterator.h

@@ -2,6 +2,7 @@
  *
  *   Copyright 2014, Aurélien Gâteau <agateau@kde.org>
  *   Copyright 2015, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
  *
  *   Calamares is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -17,37 +18,57 @@
  *   along with Calamares. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef PARTITIONITERATOR_H
-#define PARTITIONITERATOR_H
+/*
+ * NOTE: this functionality is only available when Calamares is compiled
+ *       with KPMcore support.
+ */
+
+#ifndef PARTITION_PARTITIONITERATOR_H
+#define PARTITION_PARTITIONITERATOR_H
 
 class Device;
 class Partition;
 class PartitionTable;
 
-/**
+namespace CalamaresUtils
+{
+namespace Partition
+{
+
+/** @brief Iterator over KPMCore partitions
+ *
  * A forward-only iterator to go through the partitions of a device,
  * independently of whether they are primary, logical or extended.
+ *
+ * An iterator can be created from a device (then it refers to the
+ * partition table of that device) or a partition table. The
+ * partition table must remain valid throughout iteration.
+ *
+ * A nullptr is valid, for an empty iterator.
  */
 class PartitionIterator
 {
 public:
-    Partition* operator*() const;
+    ::Partition* operator*() const;
 
     void operator++();
 
     bool operator==( const PartitionIterator& other ) const;
     bool operator!=( const PartitionIterator& other ) const;
 
-    static PartitionIterator begin( Device* device );
-    static PartitionIterator begin( PartitionTable* table );
-    static PartitionIterator end( Device* device );
-    static PartitionIterator end( PartitionTable* table );
+    static PartitionIterator begin( ::Device* device );
+    static PartitionIterator begin( ::PartitionTable* table );
+    static PartitionIterator end( ::Device* device );
+    static PartitionIterator end( ::PartitionTable* table );
 
 private:
-    PartitionIterator( PartitionTable* table );
+    PartitionIterator( ::PartitionTable* table );
 
-    PartitionTable* m_table;
-    Partition* m_current = nullptr;
+    ::PartitionTable* m_table;
+    ::Partition* m_current = nullptr;
 };
 
-#endif /* PARTITIONITERATOR_H */
+}  // namespace Partition
+}  // namespace CalamaresUtils
+
+#endif  // PARTITION_PARTITIONITERATOR_H

src/libcalamares/partition/PartitionQuery.cpp

@@ -0,0 +1,102 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2014,      Aurélien Gâteau <agateau@kde.org>
+ *   Copyright 2015-2016, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2018-2019 Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "PartitionQuery.h"
+
+#include "PartitionIterator.h"
+
+#include <kpmcore/core/device.h>
+#include <kpmcore/core/partition.h>
+
+namespace CalamaresUtils
+{
+namespace Partition
+{
+
+// Types from KPMCore
+using ::Device;
+using ::Partition;
+
+bool
+isPartitionFreeSpace( Partition* partition )
+{
+    return partition->roles().has( PartitionRole::Unallocated );
+}
+
+
+bool
+isPartitionNew( Partition* partition )
+{
+#if defined( WITH_KPMCORE4API )
+    constexpr auto NewState = Partition::State::New;
+#else
+    constexpr auto NewState = Partition::StateNew;
+#endif
+    return partition->state() == NewState;
+}
+
+
+Partition*
+findPartitionByCurrentMountPoint( const QList< Device* >& devices, const QString& mountPoint )
+{
+    for ( auto device : devices )
+        for ( auto it = PartitionIterator::begin( device ); it != PartitionIterator::end( device ); ++it )
+            if ( ( *it )->mountPoint() == mountPoint )
+            {
+                return *it;
+            }
+    return nullptr;
+}
+
+
+Partition*
+findPartitionByPath( const QList< Device* >& devices, const QString& path )
+{
+    if ( path.simplified().isEmpty() )
+    {
+        return nullptr;
+    }
+
+    for ( auto device : devices )
+        for ( auto it = PartitionIterator::begin( device ); it != PartitionIterator::end( device ); ++it )
+            if ( ( *it )->partitionPath() == path.simplified() )
+            {
+                return *it;
+            }
+    return nullptr;
+}
+
+
+QList< Partition* >
+findPartitions( const QList< Device* >& devices, std::function< bool( Partition* ) > criterionFunction )
+{
+    QList< Partition* > results;
+    for ( auto device : devices )
+        for ( auto it = PartitionIterator::begin( device ); it != PartitionIterator::end( device ); ++it )
+            if ( criterionFunction( *it ) )
+            {
+                results.append( *it );
+            }
+    return results;
+}
+
+
+}  // namespace Partition
+}  // namespace CalamaresUtils

src/libcalamares/partition/PartitionQuery.h

@@ -0,0 +1,78 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2014,      Aurélien Gâteau <agateau@kde.org>
+ *   Copyright 2015-2016, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * NOTE: this functionality is only available when Calamares is compiled
+ *       with KPMcore support.
+ */
+
+#ifndef PARTITION_PARTITIONQUERY_H
+#define PARTITION_PARTITIONQUERY_H
+
+#include <QList>
+
+#include <functional>
+
+class Device;
+class Partition;
+
+namespace CalamaresUtils
+{
+namespace Partition
+{
+
+using ::Device;
+using ::Partition;
+
+/** @brief Is this a free-space area? */
+bool isPartitionFreeSpace( Partition* );
+
+/** @brief Is this partition newly-to-be-created?
+ *
+ * Returns true if the partition is planned to be created by the installer as
+ * opposed to already existing on the disk.
+ */
+bool isPartitionNew( Partition* );
+
+/**
+ * Iterates on all devices and return the first partition which is (already)
+ * mounted on @p mountPoint.
+ */
+Partition* findPartitionByCurrentMountPoint( const QList< Device* >& devices, const QString& mountPoint );
+
+// TODO: add this distinction
+// Partition* findPartitionByIntendedMountPoint( const QList< Device* >& devices, const QString& mountPoint );
+
+/**
+ * Iterates on all devices and partitions and returns a pointer to the Partition object
+ * for the given path, or nullptr if a Partition for the given path cannot be found.
+ */
+Partition* findPartitionByPath( const QList< Device* >& devices, const QString& path );
+
+/**
+ * Iterates on all devices and partitions and returns a list of pointers to the Partition
+ * objects that satisfy the conditions defined in the criterion function.
+ */
+QList< Partition* > findPartitions( const QList< Device* >& devices,
+                                    std::function< bool( Partition* ) > criterionFunction );
+}  // namespace Partition
+}  // namespace CalamaresUtils
+
+#endif  // PARTITION_PARTITIONQUERY_H

src/libcalamares/partition/Sync.cpp

@@ -0,0 +1,36 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Sync.h"
+
+#include "utils/CalamaresUtilsSystem.h"
+#include "utils/Logger.h"
+
+void
+CalamaresUtils::Partition::sync()
+{
+    auto r = CalamaresUtils::System::runCommand( { "/sbin/udevadm", "settle" }, std::chrono::seconds( 10 ) );
+
+    if ( r.getExitCode() != 0 )
+    {
+        cWarning() << "Could not settle disks.";
+        r.explainProcess( "udevadm", std::chrono::seconds( 10 ) );
+    }
+
+    CalamaresUtils::System::runCommand( { "/bin/sync" }, std::chrono::seconds( 10 ) );
+}

src/libcalamares/partition/Sync.h

@@ -0,0 +1,46 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PARTITION_SYNC_H
+#define PARTITION_SYNC_H
+
+namespace CalamaresUtils
+{
+namespace Partition
+{
+
+/** @brief Run "udevadm settle" or other disk-sync mechanism.
+ *
+ * Call this after mounting, unmount, toggling swap, or other functions
+ * that might cause the disk to be "busy" for other disk-modifying
+ * actions (in particular, KPMcore actions with the sfdisk backend
+ * are sensitive, and systemd tends to keep disks busy after a change
+ * for a while).
+ */
+void sync();
+
+/** @brief RAII class for calling sync() */
+struct Syncer
+{
+    ~Syncer() { sync(); }
+};
+
+}  // namespace Partition
+}  // namespace CalamaresUtils
+
+#endif

src/libcalamares/utils/CalamaresUtilsSystem.cpp

@@ -117,53 +117,6 @@ System::instance()
 }
 
 
-int
-System::mount( const QString& devicePath,
-               const QString& mountPoint,
-               const QString& filesystemName,
-               const QString& options )
-{
-    if ( devicePath.isEmpty() || mountPoint.isEmpty() )
-    {
-        if ( devicePath.isEmpty() )
-        {
-            cWarning() << "Can't mount an empty device.";
-        }
-        if ( mountPoint.isEmpty() )
-        {
-            cWarning() << "Can't mount on an empty mountpoint.";
-        }
-
-        return static_cast< int >( ProcessResult::Code::NoWorkingDirectory );
-    }
-
-    QDir mountPointDir( mountPoint );
-    if ( !mountPointDir.exists() )
-    {
-        bool ok = mountPointDir.mkpath( mountPoint );
-        if ( !ok )
-        {
-            cWarning() << "Could not create mountpoint" << mountPoint;
-            return static_cast< int >( ProcessResult::Code::NoWorkingDirectory );
-        }
-    }
-
-    QString program( "mount" );
-    QStringList args = { devicePath, mountPoint };
-
-    if ( !filesystemName.isEmpty() )
-    {
-        args << "-t" << filesystemName;
-    }
-
-    if ( !options.isEmpty() )
-    {
-        args << "-o" << options;
-    }
-
-    return QProcess::execute( program, args );
-}
-
 ProcessResult
 System::runCommand( System::RunLocation location,
                     const QStringList& args,

src/libcalamares/utils/CalamaresUtilsSystem.h

@@ -138,23 +138,6 @@ public:
 
     static System* instance();
 
-    /**
-      * Runs the mount utility with the specified parameters.
-      * @param devicePath the path of the partition to mount.
-      * @param mountPoint the full path of the target mount point.
-      * @param filesystemName the name of the filesystem (optional).
-      * @param options any additional options as passed to mount -o (optional).
-      * @returns the program's exit code, or:
-      *             Crashed = QProcess crash
-      *             FailedToStart = QProcess cannot start
-      *             NoWorkingDirectory = bad arguments
-      */
-    DLLEXPORT int mount( const QString& devicePath,
-                         const QString& mountPoint,
-                         const QString& filesystemName = QString(),
-                         const QString& options = QString() );
-
-
     /** (Typed) Boolean describing where a particular command should be run,
      *  whether in the host (live) system or in the (chroot) target system.
      */
@@ -187,6 +170,16 @@ public:
                                                const QString& stdInput = QString(),
                                                std::chrono::seconds timeoutSec = std::chrono::seconds( 0 ) );
 
+    /** @brief Convenience wrapper for runCommand()
+     *
+     * Runs the given command-line @p args in the host in the current direcory
+     * with no input, and the given @p timeoutSec for completion.
+     */
+    static inline ProcessResult runCommand( const QStringList& args, std::chrono::seconds timeoutSec )
+    {
+        return runCommand( RunLocation::RunInHost, args, QString(), QString(), timeoutSec );
+    }
+
     /** @brief Convenience wrapper for runCommand().
      *  Runs the command in the location specified through the boolean
      *  doChroot(), which is what you usually want for running commands

src/libcalamaresui/viewpages/PythonQtUtilsWrapper.cpp

@@ -1,6 +1,7 @@
 /* === This file is part of Calamares - <https://github.com/calamares> ===
  *
  *   Copyright 2016, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
  *
  *   Calamares is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -18,6 +19,7 @@
 
 #include "PythonQtUtilsWrapper.h"
 
+#include "partition/Mount.h"
 #include "utils/CalamaresUtilsSystem.h"
 #include "utils/Logger.h"
 #include "utils/String.h"
@@ -46,7 +48,7 @@ Utils::mount( const QString& device_path,
               const QString& filesystem_name,
               const QString& options ) const
 {
-    return CalamaresUtils::System::instance()->mount( device_path, mount_point, filesystem_name, options );
+    return CalamaresUtils::Partition::mount( device_path, mount_point, filesystem_name, options );
 }
 
 

src/modules/fsresizer/CMakeLists.txt

@@ -8,11 +8,10 @@ set( _partition_defs "" )
 if ( KPMcore_FOUND AND Qt5DBus_FOUND AND KF5CoreAddons_FOUND AND KF5Config_FOUND )
     include_directories( ${KPMCORE_INCLUDE_DIR} ${CMAKE_SOURCE_DIR}/src/modules/partition )
 
-    if ( KPMcore_VERSION VERSION_GREATER "3.3.0")
-        list( APPEND _partition_defs WITH_KPMCORE331API) # kpmcore > 3.3.0 with deprecations
-    endif()
-    if ( KPMcore_VERSION VERSION_GREATER "3.90")
+    if( KPMcore_VERSION VERSION_GREATER_EQUAL "4.0" )
         list( APPEND _partition_defs WITH_KPMCORE4API ) # kpmcore 4 with new API
+    elseif( KPMcore_VERSION VERSION_GREATER "3.3.70" )
+        message( FATAL_ERROR "KPMCore beta versions ${KPMcore_VERSION} are not supported" )
     endif()
 
     # The PartitionIterator is a small class, and it's easiest -- but also a
@@ -22,7 +21,6 @@ if ( KPMcore_FOUND AND Qt5DBus_FOUND AND KF5CoreAddons_FOUND AND KF5Config_FOUND
         EXPORT_MACRO PLUGINDLLEXPORT_PRO
         SOURCES
             ResizeFSJob.cpp
-            ${PROJECT_SOURCE_DIR}/src/modules/partition/core/PartitionIterator.cpp
         LINK_PRIVATE_LIBRARIES
             kpmcore
             calamares
@@ -37,10 +35,8 @@ if ( KPMcore_FOUND AND Qt5DBus_FOUND AND KF5CoreAddons_FOUND AND KF5Config_FOUND
         LIBRARIES
             calamares_job_fsresizer  # From above
             yamlcpp
+        DEFINITIONS ${_partition_defs}
     )
-    if( TARGET fsresizertest )
-        target_compile_definitions( fsresizertest PRIVATE ${_partition_defs} )
-    endif()
 else()
     if ( NOT KPMcore_FOUND )
         calamares_skip_module( "fsresizer (missing suitable KPMcore)" )

src/modules/fsresizer/ResizeFSJob.cpp

@@ -18,6 +18,14 @@
 
 #include "ResizeFSJob.h"
 
+#include "CalamaresVersion.h"
+#include "GlobalStorage.h"
+#include "JobQueue.h"
+#include "partition/PartitionIterator.h"
+#include "utils/Logger.h"
+#include "utils/Units.h"
+#include "utils/Variant.h"
+
 #include <QProcess>
 #include <QDateTime>
 #include <QThread>
@@ -29,17 +37,7 @@
 #include <kpmcore/ops/resizeoperation.h>
 #include <kpmcore/util/report.h>
 
-#include "CalamaresVersion.h"
-#include "JobQueue.h"
-#include "GlobalStorage.h"
-
-#include "utils/Logger.h"
-#include "utils/Units.h"
-#include "utils/Variant.h"
-
-// From partition module
-#include "core/PartitionIterator.h"
-
+using CalamaresUtils::Partition::PartitionIterator;
 
 ResizeFSJob::ResizeFSJob( QObject* parent )
     : Calamares::CppJob( parent )
@@ -60,13 +58,13 @@ ResizeFSJob::prettyName() const
 }
 
 ResizeFSJob::PartitionMatch
-ResizeFSJob::findPartition( CoreBackend* backend )
+ResizeFSJob::findPartition()
 {
     using DeviceList = QList< Device* >;
-#ifdef WITH_KPMCORE331API
-    DeviceList devices = backend->scanDevices( /* not includeReadOnly, not includeLoopback */ ScanFlag(0) );
+#if defined( WITH_KPMCORE4API )
+    DeviceList devices = m_kpmcore.backend()->scanDevices( /* not includeReadOnly, not includeLoopback */ ScanFlag(0) );
 #else
-    DeviceList devices = backend->scanDevices( /* excludeReadOnly */ true );
+    DeviceList devices = m_kpmcore.backend()->scanDevices( /* excludeReadOnly */ true );
 #endif
 
     cDebug() << "ResizeFSJob found" << devices.count() << "devices.";
@@ -172,35 +170,17 @@ ResizeFSJob::exec()
             tr( "Invalid configuration" ),
             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();
-    else
-    {
-        cDebug() << "No KPMCore backend loaded yet";
-        QByteArray backendName = qgetenv( "KPMCORE_BACKEND" );
-        if ( !CoreBackendManager::self()->load( backendName.isEmpty() ? CoreBackendManager::defaultBackendName() : backendName ) )
-        {
-            cWarning() << "Could not load KPMCore backend.";
-            return Calamares::JobResult::error(
-                tr( "KPMCore not Available" ),
-                tr( "Calamares cannot start KPMCore for the file-system resize job." ) );
-        }
-
-        backend_p = CoreBackendManager::self()->backend();
-    }
-    if ( !backend_p )
+    if ( !m_kpmcore)
     {
         cWarning() << "Could not load KPMCore backend (2).";
         return Calamares::JobResult::error(
             tr( "KPMCore not Available" ),
             tr( "Calamares cannot start KPMCore for the file-system resize job." ) );
     }
-    backend_p->initFSSupport();  // Might not be enough, see below
+    m_kpmcore.backend()->initFSSupport();  // Might not be enough, see below
 
     // Now get the partition and FS we want to work on
-    PartitionMatch m = findPartition( backend_p );
+    PartitionMatch m = findPartition();
     if ( !m.first || !m.second )
         return Calamares::JobResult::error(
             tr( "Resize Failed" ),

src/modules/fsresizer/ResizeFSJob.h

@@ -24,6 +24,7 @@
 
 #include <CppJob.h>
 
+#include "partition/KPMManager.h"
 #include "partition/PartitionSize.h"
 #include "utils/PluginFactory.h"
 
@@ -72,6 +73,7 @@ public:
     }
 
 private:
+    CalamaresUtils::Partition::KPMManager m_kpmcore;
     PartitionSize m_size;
     PartitionSize m_atleast;
     QString m_fsname;  // Either this, or devicename, is set, not both
@@ -79,8 +81,8 @@ private:
     bool m_required;
 
     using PartitionMatch = QPair<Device*, Partition*>;
-    /** @brief Find the configured FS using KPMCore @p backend */
-    PartitionMatch findPartition( CoreBackend* backend );
+    /** @brief Find the configured FS */
+    PartitionMatch findPartition();
 
     /** @brief Return a new end-sector for the given dev-part pair. */
     qint64 findGrownEnd( PartitionMatch );

src/modules/initramfs/Tests.cpp

@@ -45,6 +45,9 @@ void
 InitramfsTests::initTestCase()
 {
     Logger::setupLogLevel( Logger::LOGDEBUG );
+
+    auto* j = new Calamares::JobQueue();
+    (void) new CalamaresUtils::System( true );
 }
 
 static const char contents[] = "UMASK=0077\n";
@@ -55,40 +58,21 @@ void InitramfsTests::cleanup()
     QFile::remove( confFile );
 }
 
-void InitramfsTests::testCreateHostFile()
-{
-
-    CalamaresUtils::System s( false );  // don't chroot
-    auto r = s.createTargetFile( confFile, QByteArray( contents ) );
-    QVERIFY( !r.failed() );
-    QVERIFY( r );
-    QString path = r.path();
-    QVERIFY( !path.isEmpty() );
-    QCOMPARE( path, confFile );  // don't chroot, so path create relative to /
-    QVERIFY( QFile::exists( confFile ) );
-
-    QFileInfo fi( confFile );
-    QVERIFY( fi.exists() );
-    QCOMPARE( fi.size(), sizeof( contents )-1 );  // don't count trailing NUL
-
-    QFile::remove( confFile );
-}
-
 void InitramfsTests::testCreateTargetFile()
 {
     static const char short_confFile[] = "/calamares-safe-umask";
 
-    CalamaresUtils::System s( true );
-    auto r = s.createTargetFile( short_confFile, QByteArray( contents ) );
+    auto* s = CalamaresUtils::System::instance();
+    auto r = s->createTargetFile( short_confFile, QByteArray( contents ) );
     QVERIFY( r.failed() );
     QVERIFY( !r );
     QString path = r.path();
     QVERIFY( path.isEmpty() );  // because no rootmountpoint is set
 
-    Calamares::JobQueue j;
-    j.globalStorage()->insert( "rootMountPoint", "/tmp" );
+    Calamares::JobQueue::instance()->globalStorage()->insert( "rootMountPoint", "/tmp" );
 
-    path = s.createTargetFile( short_confFile, QByteArray( contents ) );
+    path = s->createTargetFile( short_confFile, QByteArray( contents ) ).path();
+    QCOMPARE( path, QString( confFile ) );
     QVERIFY( path.endsWith( short_confFile ) );  // chroot, so path create relative to
     QVERIFY( path.startsWith( "/tmp/" ) );
     QVERIFY( QFile::exists( path ) );

src/modules/initramfs/Tests.h

@@ -32,7 +32,7 @@ private Q_SLOTS:
     void initTestCase();
     void cleanup();
 
-    void testCreateHostFile();
+    // TODO: this doesn't actually test any of the functionality of this job
     void testCreateTargetFile();
 };
 

src/modules/partition/CMakeLists.txt

@@ -20,7 +20,7 @@ find_package(ECM ${ECM_VERSION} REQUIRED NO_MODULE)
 find_package( KPMcore 3.3 )
 set_package_properties(
     KPMcore PROPERTIES
-    PURPOSE "For partitioning module"
+    PURPOSE "For partition module"
 )
 find_package( KF5Config CONFIG )
 find_package( KF5I18n CONFIG )
@@ -51,7 +51,6 @@ if ( KPMcore_FOUND AND Qt5DBus_FOUND AND KF5CoreAddons_FOUND AND KF5Config_FOUND
             core/PartitionActions.cpp
             core/PartitionCoreModule.cpp
             core/PartitionInfo.cpp
-            core/PartitionIterator.cpp
             core/PartitionLayout.cpp
             core/PartitionModel.cpp
             core/PartUtils.cpp

src/modules/partition/core/BootLoaderModel.cpp

@@ -20,8 +20,8 @@
 
 #include "core/BootLoaderModel.h"
 
-#include "core/PartitionInfo.h"
 #include "core/KPMHelpers.h"
+#include "core/PartitionInfo.h"
 
 #include "utils/Logger.h"
 
@@ -44,9 +44,7 @@ BootLoaderModel::BootLoaderModel( QObject* parent )
 {
 }
 
-BootLoaderModel::~BootLoaderModel()
-{
-}
+BootLoaderModel::~BootLoaderModel() {}
 
 void
 BootLoaderModel::init( const QList< Device* >& devices )
@@ -67,11 +65,8 @@ BootLoaderModel::createMbrItems()
 {
     for ( auto device : m_devices )
     {
-        QString text = tr( "Master Boot Record of %1" )
-                       .arg( device->name() );
-        appendRow(
-            createBootLoaderItem( text, device->deviceNode(), false )
-        );
+        QString text = tr( "Master Boot Record of %1" ).arg( device->name() );
+        appendRow( createBootLoaderItem( text, device->deviceNode(), false ) );
     }
 }
 
@@ -96,18 +91,24 @@ BootLoaderModel::updateInternal()
 
     // An empty model is possible if you don't havee permissions: don't crash though.
     if ( rowCount() < 1 )
+    {
         return;
+    }
 
     QString partitionText;
     Partition* partition = KPMHelpers::findPartitionByMountPoint( m_devices, "/boot" );
     if ( partition )
+    {
         partitionText = tr( "Boot Partition" );
+    }
     else
     {
         partition = KPMHelpers::findPartitionByMountPoint( m_devices, "/" );
         if ( partition )
+        {
             partitionText = tr( "System Partition" );
         }
+    }
 
     Q_ASSERT( rowCount() > 0 );
     QStandardItem* last = item( rowCount() - 1 );
@@ -117,8 +118,10 @@ BootLoaderModel::updateInternal()
     if ( !partition )
     {
         if ( lastIsPartition )
+        {
             takeRow( rowCount() - 1 );
         }
+    }
     else
     {
         QString mountPoint = PartitionInfo::mountPoint( partition );
@@ -129,15 +132,11 @@ BootLoaderModel::updateInternal()
         }
         else
         {
-            appendRow(
-                createBootLoaderItem( partitionText, PartitionInfo::mountPoint( partition ), true )
-            );
+            appendRow( createBootLoaderItem( partitionText, PartitionInfo::mountPoint( partition ), true ) );
         }
 
         // Create "don't install bootloader" item
-        appendRow(
-            createBootLoaderItem( tr( "Do not install a boot loader" ), QString(), false )
-        );
+        appendRow( createBootLoaderItem( tr( "Do not install a boot loader" ), QString(), false ) );
     }
 }
 
@@ -151,7 +150,9 @@ BootLoaderModel::data( const QModelIndex& index, int role ) const
         QString displayRole = QStandardItemModel::data( index, Qt::DisplayRole ).toString();
         QString pathRole = QStandardItemModel::data( index, BootLoaderModel::BootLoaderPathRole ).toString();
         if ( pathRole.isEmpty() )
+        {
             return displayRole;
+        }
 
         return tr( "%1 (%2)" ).arg( displayRole, pathRole );
     }
@@ -167,11 +168,15 @@ findBootloader( const QAbstractItemModel* model, const QString& path )
     {
         const auto index = model->index( i, 0, QModelIndex() );
         if ( !index.isValid() )
+        {
             continue;
+        }
         QVariant var = model->data( index, BootLoaderModel::BootLoaderPathRole );
         if ( var.isValid() && var.toString() == path )
+        {
             return i;
         }
+    }
 
     return -1;
 }
@@ -201,4 +206,4 @@ restoreSelectedBootLoader( QComboBox& combo, const QString& path )
     }
 }
 
-}  // namespace
+}  // namespace Calamares

src/modules/partition/core/BootLoaderModel.h

@@ -79,5 +79,5 @@ namespace Calamares
  * row and sets that as the current row.
  */
 void restoreSelectedBootLoader( QComboBox& combo, const QString& path );
-}  // namespace
+}  // namespace Calamares
 #endif /* BOOTLOADERMODEL_H */

src/modules/partition/core/ColorUtils.cpp

@@ -20,8 +20,9 @@
 #include "core/ColorUtils.h"
 
 #include "core/KPMHelpers.h"
-#include "core/PartitionIterator.h"
 
+#include "partition/PartitionIterator.h"
+#include "partition/PartitionQuery.h"
 #include "utils/Logger.h"
 
 // KPMcore
@@ -32,19 +33,21 @@
 #include <QColor>
 #include <QMap>
 
+using CalamaresUtils::Partition::isPartitionFreeSpace;
+using CalamaresUtils::Partition::isPartitionNew;
+using CalamaresUtils::Partition::PartitionIterator;
+
 static const int NUM_PARTITION_COLORS = 5;
 static const int NUM_NEW_PARTITION_COLORS = 4;
 //Let's try to use the Breeze palette
-static const QColor PARTITION_COLORS[ NUM_PARTITION_COLORS ] =
-{
+static const QColor PARTITION_COLORS[ NUM_PARTITION_COLORS ] = {
     "#2980b9",  //Dark Plasma Blue
     "#27ae60",  //Dark Icon Green
     "#c9ce3b",  //Dirty Yellow
     "#3daee9",  //Plasma Blue
     "#9b59b6",  //Purple
 };
-static const QColor NEW_PARTITION_COLORS[ NUM_NEW_PARTITION_COLORS ] =
-{
+static const QColor NEW_PARTITION_COLORS[ NUM_NEW_PARTITION_COLORS ] = {
     "#c0392b",  //Dark Icon Red
     "#f39c1f",  //Dark Icon Yellow
     "#f1b7bc",  //Light Salmon
@@ -60,12 +63,14 @@ static QMap< QString, QColor > s_partitionColorsCache;
 namespace ColorUtils
 {
 
-QColor freeSpaceColor()
+QColor
+freeSpaceColor()
 {
     return FREE_SPACE_COLOR;
 }
 
-QColor unknownDisklabelColor()
+QColor
+unknownDisklabelColor()
 {
     return UNKNOWN_DISKLABEL_COLOR;
 }
@@ -73,9 +78,10 @@ QColor unknownDisklabelColor()
 PartitionNode*
 _findRootForPartition( PartitionNode* partition )
 {
-    if ( partition->isRoot() ||
-         !partition->parent() )
+    if ( partition->isRoot() || !partition->parent() )
+    {
         return partition;
+    }
 
     return _findRootForPartition( partition->parent() );
 }
@@ -89,25 +95,32 @@ colorForPartition( Partition* partition )
         return FREE_SPACE_COLOR;
     }
 
-    if ( KPMHelpers::isPartitionFreeSpace( partition ) )
+    if ( isPartitionFreeSpace( partition ) )
+    {
         return FREE_SPACE_COLOR;
+    }
     if ( partition->roles().has( PartitionRole::Extended ) )
+    {
         return EXTENDED_COLOR;
+    }
 
-    if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone &&
-         !partition->fileSystem().uuid().isEmpty() )
+    if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone
+         && !partition->fileSystem().uuid().isEmpty() )
     {
         if ( partition->fileSystem().type() == FileSystem::Luks )
         {
             FS::luks& luksFs = dynamic_cast< FS::luks& >( partition->fileSystem() );
-            if ( !luksFs.outerUuid().isEmpty() &&
-                 s_partitionColorsCache.contains( luksFs.outerUuid() ) )
+            if ( !luksFs.outerUuid().isEmpty() && s_partitionColorsCache.contains( luksFs.outerUuid() ) )
+            {
                 return s_partitionColorsCache[ luksFs.outerUuid() ];
             }
+        }
 
         if ( s_partitionColorsCache.contains( partition->fileSystem().uuid() ) )
+        {
             return s_partitionColorsCache[ partition->fileSystem().uuid() ];
         }
+    }
 
     // No partition-specific color needed, pick one from our list, but skip
     // free space: we don't want a partition to change colors if space before
@@ -117,27 +130,30 @@ colorForPartition( Partition* partition )
     Q_ASSERT( table );
     int colorIdx = 0;
     int newColorIdx = 0;
-    for ( PartitionIterator it = PartitionIterator::begin( table );
-          it != PartitionIterator::end( table );
-          ++it )
+    for ( PartitionIterator it = PartitionIterator::begin( table ); it != PartitionIterator::end( table ); ++it )
     {
         Partition* child = *it;
         if ( child == partition )
-            break;
-        if ( !KPMHelpers::isPartitionFreeSpace( child ) &&
-             !child->hasChildren() )
         {
-            if ( KPMHelpers::isPartitionNew( child ) )
+            break;
+        }
+        if ( !isPartitionFreeSpace( child ) && !child->hasChildren() )
+        {
+            if ( isPartitionNew( child ) )
+            {
                 ++newColorIdx;
+            }
             ++colorIdx;
         }
     }
 
-    if ( KPMHelpers::isPartitionNew( partition ) )
+    if ( isPartitionNew( partition ) )
+    {
         return NEW_PARTITION_COLORS[ newColorIdx % NUM_NEW_PARTITION_COLORS ];
+    }
 
-    if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone &&
-         !partition->fileSystem().uuid().isEmpty() )
+    if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone
+         && !partition->fileSystem().uuid().isEmpty() )
     {
         if ( partition->fileSystem().type() == FileSystem::Luks )
         {
@@ -163,18 +179,18 @@ colorForPartitionInFreeSpace( Partition* partition )
     PartitionTable* table = dynamic_cast< PartitionTable* >( parent );
     Q_ASSERT( table );
     int newColorIdx = 0;
-    for ( PartitionIterator it = PartitionIterator::begin( table );
-          it != PartitionIterator::end( table );
-          ++it )
+    for ( PartitionIterator it = PartitionIterator::begin( table ); it != PartitionIterator::end( table ); ++it )
     {
         Partition* child = *it;
         if ( child == partition )
+        {
             break;
-        if ( !KPMHelpers::isPartitionFreeSpace( child ) &&
-             !child->hasChildren() &&
-             KPMHelpers::isPartitionNew( child ) )
+        }
+        if ( !isPartitionFreeSpace( child ) && !child->hasChildren() && isPartitionNew( child ) )
+        {
             ++newColorIdx;
         }
+    }
     return NEW_PARTITION_COLORS[ newColorIdx % NUM_NEW_PARTITION_COLORS ];
 }
 
@@ -185,4 +201,4 @@ invalidateCache()
     s_partitionColorsCache.clear();
 }
 
-} // namespace
+}  // namespace ColorUtils

src/modules/partition/core/ColorUtils.h

@@ -53,6 +53,6 @@ QColor colorForPartitionInFreeSpace( Partition* freeSpacePartition );
  */
 void invalidateCache();
 
-}
+}  // namespace ColorUtils
 
 #endif /* COLORUTILS_H */

src/modules/partition/core/DeviceList.cpp

@@ -20,23 +20,24 @@
 #include "DeviceList.h"
 
 #include "PartitionCoreModule.h"
-
 #include "core/DeviceModel.h"
 #include "core/KPMHelpers.h"
-#include "core/PartitionIterator.h"
+
+#include "GlobalStorage.h"
+#include "JobQueue.h"
+#include "partition/PartitionIterator.h"
+#include "utils/Logger.h"
 
 #include <kpmcore/backend/corebackend.h>
 #include <kpmcore/backend/corebackendmanager.h>
 #include <kpmcore/core/device.h>
 #include <kpmcore/core/partition.h>
 
-#include <utils/Logger.h>
-#include <JobQueue.h>
-#include <GlobalStorage.h>
-
 #include <QProcess>
 #include <QTemporaryDir>
 
+using CalamaresUtils::Partition::PartitionIterator;
+
 namespace PartUtils
 {
 
@@ -49,7 +50,9 @@ hasRootPartition( Device* device )
 {
     for ( auto it = PartitionIterator::begin( device ); it != PartitionIterator::end( device ); ++it )
         if ( ( *it )->mountPoint() == "/" )
+        {
             return true;
+        }
     return false;
 }
 
@@ -68,19 +71,24 @@ isIso9660( const Device* device )
 {
     const QString path = device->deviceNode();
     if ( path.isEmpty() )
+    {
         return false;
+    }
     if ( blkIdCheckIso9660( path ) )
+    {
         return true;
+    }
 
-    if ( device->partitionTable() &&
-            !device->partitionTable()->children().isEmpty() )
+    if ( device->partitionTable() && !device->partitionTable()->children().isEmpty() )
     {
         for ( const Partition* partition : device->partitionTable()->children() )
         {
             if ( blkIdCheckIso9660( partition->partitionPath() ) )
+            {
                 return true;
             }
         }
+    }
     return false;
 }
 
@@ -103,12 +111,13 @@ erase(DeviceList& l, DeviceList::iterator& it)
     return r;
 }
 
-QList< Device* > getDevices( DeviceType which, qint64 minimumSize )
+QList< Device* >
+getDevices( DeviceType which, qint64 minimumSize )
 {
     bool writableOnly = ( which == DeviceType::WritableOnly );
 
     CoreBackend* backend = CoreBackendManager::self()->backend();
-#ifdef WITH_KPMCORE331API
+#if defined( WITH_KPMCORE4API )
     DeviceList devices = backend->scanDevices( /* not includeReadOnly, not includeLoopback */ ScanFlag( 0 ) );
 #else
     DeviceList devices = backend->scanDevices( /* excludeReadOnly */ true );
@@ -129,12 +138,10 @@ QList< Device* > getDevices( DeviceType which, qint64 minimumSize )
             cDebug() << Logger::SubEntry << "Skipping nullptr device";
             it = erase( devices, it );
         }
-        else if ( ( *it )->deviceNode().startsWith( "/dev/zram" )
-        )
+        else if ( ( *it )->deviceNode().startsWith( "/dev/zram" ) )
         {
             cDebug() << Logger::SubEntry << "Removing zram" << it;
             it = erase( devices, it );
-
         }
         else if ( writableOnly && hasRootPartition( *it ) )
         {
@@ -152,7 +159,9 @@ QList< Device* > getDevices( DeviceType which, qint64 minimumSize )
             it = erase( devices, it );
         }
         else
+        {
             ++it;
+        }
 #endif
 
     return devices;

src/modules/partition/core/DeviceList.h

@@ -28,7 +28,11 @@ class Device;
 namespace PartUtils
 {
 
-enum class DeviceType { All, WritableOnly };
+enum class DeviceType
+{
+    All,
+    WritableOnly
+};
 
 /**
  * @brief Gets a list of storage devices.
@@ -43,6 +47,6 @@ enum class DeviceType { All, WritableOnly };
  */
 QList< Device* > getDevices( DeviceType which = DeviceType::All, qint64 minimumSize = -1 );
 
-}
+}  // namespace PartUtils
 
 #endif  // DEVICELIST_H

src/modules/partition/core/DeviceModel.cpp

@@ -30,8 +30,8 @@
 // KF5
 #include <KFormat>
 
-#include <QStandardItemModel>
 #include <QIcon>
+#include <QStandardItemModel>
 
 // STL
 #include <algorithm>
@@ -39,8 +39,7 @@
 static void
 sortDevices( DeviceModel::DeviceList& l )
 {
-   std::sort( l.begin(), l.end(), []( const Device* dev1, const Device* dev2 )
-    {
+    std::sort( l.begin(), l.end(), []( const Device* dev1, const Device* dev2 ) {
         return dev1->deviceNode() < dev2->deviceNode();
     } );
 }
@@ -50,9 +49,7 @@ DeviceModel::DeviceModel( QObject* parent )
 {
 }
 
-DeviceModel::~DeviceModel()
-{
-}
+DeviceModel::~DeviceModel() {}
 
 void
 DeviceModel::init( const DeviceList& devices )
@@ -74,7 +71,9 @@ DeviceModel::data( const QModelIndex& index, int role ) const
 {
     int row = index.row();
     if ( row < 0 || row >= m_devices.count() )
+    {
         return QVariant();
+    }
 
     Device* device = m_devices.at( row );
 
@@ -83,7 +82,9 @@ DeviceModel::data( const QModelIndex& index, int role ) const
     case Qt::DisplayRole:
     case Qt::ToolTipRole:
         if ( device->name().isEmpty() )
+        {
             return device->deviceNode();
+        }
         else
         {
             if ( device->logicalSize() >= 0 && device->totalLogical() >= 0 )
@@ -100,16 +101,14 @@ DeviceModel::data( const QModelIndex& index, int role ) const
                 // always has 1B capacity), so don't show it for a while.
                 //
                 //: device[name] - (device-node[name])
-                return tr( "%1 - (%2)" )
-                        .arg( device->name() )
-                        .arg( device->deviceNode() );
+                return tr( "%1 - (%2)" ).arg( device->name() ).arg( device->deviceNode() );
             }
         }
     case Qt::DecorationRole:
-        return CalamaresUtils::defaultPixmap( CalamaresUtils::PartitionDisk,
+        return CalamaresUtils::defaultPixmap(
+            CalamaresUtils::PartitionDisk,
             CalamaresUtils::Original,
-                                              QSize( CalamaresUtils::defaultIconSize().width() * 3,
-                                                     CalamaresUtils::defaultIconSize().height() * 3 ) );
+            QSize( CalamaresUtils::defaultIconSize().width() * 3, CalamaresUtils::defaultIconSize().height() * 3 ) );
     default:
         return QVariant();
     }
@@ -121,7 +120,9 @@ DeviceModel::deviceForIndex( const QModelIndex& index ) const
 {
     int row = index.row();
     if ( row < 0 || row >= m_devices.count() )
+    {
         return nullptr;
+    }
     return m_devices.at( row );
 }
 
@@ -134,7 +135,9 @@ DeviceModel::swapDevice( Device* oldDevice, Device* newDevice )
 
     int indexOfOldDevice = m_devices.indexOf( oldDevice );
     if ( indexOfOldDevice < 0 )
+    {
         return;
+    }
 
     m_devices[ indexOfOldDevice ] = newDevice;
 

src/modules/partition/core/DeviceModel.h

@@ -20,8 +20,8 @@
 #define DEVICEMODEL_H
 
 #include <QAbstractListModel>
-#include <QScopedPointer>
 #include <QList>
+#include <QScopedPointer>
 
 class Device;
 class PartitionModel;

src/modules/partition/core/KPMHelpers.cpp

@@ -21,91 +21,32 @@
 #include "core/KPMHelpers.h"
 
 #include "core/PartitionInfo.h"
-#include "core/PartitionIterator.h"
+
+#include "partition/PartitionIterator.h"
+#include "utils/Logger.h"
 
 // KPMcore
+#include <kpmcore/backend/corebackendmanager.h>
 #include <kpmcore/core/device.h>
 #include <kpmcore/core/partition.h>
 #include <kpmcore/fs/filesystemfactory.h>
-#include <kpmcore/backend/corebackendmanager.h>
 #include <kpmcore/fs/luks.h>
 
-#include "utils/Logger.h"
-
-#include <QDebug>
-
+using CalamaresUtils::Partition::PartitionIterator;
 
 namespace KPMHelpers
 {
 
-static bool s_KPMcoreInited = false;
-
-bool
-initKPMcore()
-{
-    if ( s_KPMcoreInited )
-        return true;
-
-    QByteArray backendName = qgetenv( "KPMCORE_BACKEND" );
-    if ( !CoreBackendManager::self()->load( backendName.isEmpty() ? CoreBackendManager::defaultBackendName() : backendName ) )
-    {
-        cWarning() << "Failed to load backend plugin" << backendName;
-        return false;
-    }
-    s_KPMcoreInited = true;
-    return true;
-}
-
-
-bool
-isPartitionFreeSpace( Partition* partition )
-{
-    return partition->roles().has( PartitionRole::Unallocated );
-}
-
-
-bool
-isPartitionNew( Partition* partition )
-{
-    return partition->state() == KPM_PARTITION_STATE(New);
-}
-
-
 Partition*
 findPartitionByMountPoint( const QList< Device* >& devices, const QString& mountPoint )
 {
     for ( auto device : devices )
         for ( auto it = PartitionIterator::begin( device ); it != PartitionIterator::end( device ); ++it )
             if ( PartitionInfo::mountPoint( *it ) == mountPoint )
-                return *it;
-    return nullptr;
-}
-
-
-Partition*
-findPartitionByPath( const QList< Device* >& devices, const QString& path )
             {
-    if ( path.simplified().isEmpty() )
-        return nullptr;
-
-    for ( auto device : devices )
-        for ( auto it = PartitionIterator::begin( device ); it != PartitionIterator::end( device ); ++it )
-            if ( ( *it )->partitionPath() == path.simplified() )
                 return *it;
-    return nullptr;
             }
-
-
-QList< Partition* >
-findPartitions( const QList< Device* >& devices,
-                std::function< bool ( Partition* ) > criterionFunction )
-{
-    QList< Partition* > results;
-    for ( auto device : devices )
-        for ( auto it = PartitionIterator::begin( device ); it != PartitionIterator::end( device ); ++it )
-            if ( criterionFunction( *it ) )
-                results.append( *it );
-    return results;
+    return nullptr;
 }
 
 
@@ -118,21 +59,19 @@ createNewPartition( PartitionNode* parent,
                     qint64 lastSector,
                     PartitionTable::Flags flags )
 {
-    FileSystem* fs = FileSystemFactory::create( fsType, firstSector, lastSector
-                                                ,device.logicalSize()
-    );
-    return new Partition(
-               parent,
+    FileSystem* fs = FileSystemFactory::create( fsType, firstSector, lastSector, device.logicalSize() );
+    return new Partition( parent,
                           device,
                           role,
-               fs, fs->firstSector(), fs->lastSector(),
+                          fs,
+                          fs->firstSector(),
+                          fs->lastSector(),
                           QString() /* path */,
                           KPM_PARTITION_FLAG( None ) /* availableFlags */,
                           QString() /* mountPoint */,
                           false /* mounted */,
                           flags /* activeFlags */,
-               KPM_PARTITION_STATE(New)
-           );
+                          KPM_PARTITION_STATE( New ) );
 }
 
 
@@ -148,14 +87,12 @@ createNewEncryptedPartition( PartitionNode* parent,
 {
     PartitionRole::Roles newRoles = role.roles();
     if ( !role.has( PartitionRole::Luks ) )
+    {
         newRoles |= PartitionRole::Luks;
+    }
 
     FS::luks* fs = dynamic_cast< FS::luks* >(
-                           FileSystemFactory::create( FileSystem::Luks,
-                                                      firstSector,
-                                                      lastSector
-                                                     ,device.logicalSize()
-                                                      ) );
+        FileSystemFactory::create( FileSystem::Luks, firstSector, lastSector, device.logicalSize() ) );
     if ( !fs )
     {
         cError() << "cannot create LUKS filesystem. Giving up.";
@@ -167,7 +104,9 @@ createNewEncryptedPartition( PartitionNode* parent,
     Partition* p = new Partition( parent,
                                   device,
                                   PartitionRole( newRoles ),
-                                  fs, fs->firstSector(), fs->lastSector(),
+                                  fs,
+                                  fs->firstSector(),
+                                  fs->lastSector(),
                                   QString() /* path */,
                                   KPM_PARTITION_FLAG( None ) /* availableFlags */,
                                   QString() /* mountPoint */,
@@ -182,11 +121,7 @@ Partition*
 clonePartition( Device* device, Partition* partition )
 {
     FileSystem* fs = FileSystemFactory::create(
-                         partition->fileSystem().type(),
-                         partition->firstSector(),
-                         partition->lastSector()
-                        ,device->logicalSize()
-                     );
+        partition->fileSystem().type(), partition->firstSector(), partition->lastSector(), device->logicalSize() );
     return new Partition( partition->parent(),
                           *device,
                           partition->roles(),
@@ -197,48 +132,4 @@ clonePartition( Device* device, Partition* partition )
                           partition->activeFlags() );
 }
 
-
-QString
-prettyNameForFileSystemType( FileSystem::Type t )
-{
-    switch ( t )
-    {
-    case FileSystem::Unknown:
-        return QObject::tr( "unknown" );
-    case FileSystem::Extended:
-        return QObject::tr( "extended" );
-    case FileSystem::Unformatted:
-        return QObject::tr( "unformatted" );
-    case FileSystem::LinuxSwap:
-        return QObject::tr( "swap" );
-    case FileSystem::Fat16:
-    case FileSystem::Fat32:
-    case FileSystem::Ntfs:
-    case FileSystem::Xfs:
-    case FileSystem::Jfs:
-    case FileSystem::Hfs:
-    case FileSystem::Ufs:
-    case FileSystem::Hpfs:
-    case FileSystem::Luks:
-    case FileSystem::Ocfs2:
-    case FileSystem::Zfs:
-    case FileSystem::Nilfs2:
-        return FileSystem::nameForType( t ).toUpper();
-    case FileSystem::ReiserFS:
-        return "ReiserFS";
-    case FileSystem::Reiser4:
-        return "Reiser4";
-    case FileSystem::HfsPlus:
-        return "HFS+";
-    case FileSystem::Btrfs:
-        return "Btrfs";
-    case FileSystem::Exfat:
-        return "exFAT";
-    case FileSystem::Lvm2_PV:
-        return "LVM PV";
-    default:
-        return FileSystem::nameForType( t );
-    }
-}
-
-} // namespace
+}  // namespace KPMHelpers

src/modules/partition/core/KPMHelpers.h

@@ -34,7 +34,7 @@ class Partition;
 class PartitionNode;
 class PartitionRole;
 
-#ifdef WITH_KPMCORE331API
+#if defined( WITH_KPMCORE4API )
 #define KPM_PARTITION_FLAG( x ) PartitionTable::Flag::x
 #define KPM_PARTITION_STATE( x ) Partition::State::x
 #define KPM_PARTITION_FLAG_ESP PartitionTable::Flag::Boot
@@ -50,46 +50,12 @@ class PartitionRole;
 namespace KPMHelpers
 {
 
-/**
- * Thin wrapper on top of CoreBackendManager. Hides things like initializing the
- * Config instance or instantiating the backend.
- *
- * Initialize PartitionManager Config object and load a PartitionManager
- * backend. It loads the "libparted" plugin by default, but this can be
- * overloaded by settings the environment variable KPMCORE_BACKEND. Setting it to
- * "dummy" will load the dummy plugin instead.
- *
- * @return true if initialization was successful.
- */
-bool initKPMcore();
-
-bool isPartitionFreeSpace( Partition* );
-
-/**
- * Returns true if the partition is planned to be created by the installer as
- * opposed to already existing on the disk.
- */
-bool isPartitionNew( Partition* );
-
 /**
  * Iterates on all devices and return the first partition which is associated
  * with mountPoint. This uses PartitionInfo::mountPoint(), not Partition::mountPoint()
  */
 Partition* findPartitionByMountPoint( const QList< Device* >& devices, const QString& mountPoint );
 
-/**
- * Iterates on all devices and partitions and returns a pointer to the Partition object
- * for the given path, or nullptr if a Partition for the given path cannot be found.
- */
-Partition* findPartitionByPath( const QList< Device* >& devices, const QString& path );
-
-/**
- * Iterates on all devices and partitions and returns a list of pointers to the Partition
- * objects that satisfy the conditions defined in the criterion function.
- */
-QList< Partition* > findPartitions( const QList< Device* >& devices,
-                                    std::function< bool ( Partition* ) > criterionFunction );
-
 /**
  * Helper function to create a new Partition object (does not create anything
  * on the disk) associated with a FileSystem.
@@ -113,32 +79,6 @@ Partition* createNewEncryptedPartition( PartitionNode* parent,
 
 Partition* clonePartition( Device* device, Partition* partition );
 
-QString prettyNameForFileSystemType( FileSystem::Type t );
-
-static inline QString
-untranslatedFS( FileSystem& fs )
-{
-    return fs.name( { QStringLiteral( "C" ) } );
-}
-
-static inline QString
-untranslatedFS( FileSystem* fs )
-{
-    return fs ? untranslatedFS( *fs ) : QString();
-}
-
-static inline QString
-userVisibleFS( FileSystem& fs )
-{
-    return fs.name();
-}
-
-static inline QString
-userVisibleFS( FileSystem* fs )
-{
-    return fs ? userVisibleFS( *fs ) : QString();
-}
-
-}
+}  // namespace KPMHelpers
 
 #endif /* KPMHELPERS_H */

src/modules/partition/core/PartUtils.cpp

@@ -25,21 +25,26 @@
 #include "core/DeviceModel.h"
 #include "core/KPMHelpers.h"
 #include "core/PartitionInfo.h"
-#include "core/PartitionIterator.h"
+
+#include "GlobalStorage.h"
+#include "JobQueue.h"
+#include "partition/Mount.h"
+#include "partition/PartitionIterator.h"
+#include "partition/PartitionQuery.h"
+#include "utils/CalamaresUtilsSystem.h"
+#include "utils/Logger.h"
 
 #include <kpmcore/backend/corebackend.h>
 #include <kpmcore/backend/corebackendmanager.h>
 #include <kpmcore/core/device.h>
 #include <kpmcore/core/partition.h>
 
-#include <utils/CalamaresUtilsSystem.h>
-#include <utils/Logger.h>
-#include <JobQueue.h>
-#include <GlobalStorage.h>
-
 #include <QProcess>
 #include <QTemporaryDir>
 
+using CalamaresUtils::Partition::isPartitionFreeSpace;
+using CalamaresUtils::Partition::isPartitionNew;
+
 namespace PartUtils
 {
 
@@ -47,13 +52,21 @@ QString
 convenienceName( const Partition* const candidate )
 {
     if ( !candidate->mountPoint().isEmpty() )
+    {
         return candidate->mountPoint();
+    }
     if ( !candidate->partitionPath().isEmpty() )
+    {
         return candidate->partitionPath();
+    }
     if ( !candidate->devicePath().isEmpty() )
+    {
         return candidate->devicePath();
+    }
     if ( !candidate->deviceNode().isEmpty() )
+    {
         return candidate->devicePath();
+    }
 
     QString p;
     QTextStream s( &p );
@@ -124,15 +137,14 @@ canBeResized( Partition* candidate )
     }
 
     cDebug() << "Checking if" << convenienceName( candidate ) << "can be resized.";
-    if ( !candidate->fileSystem().supportGrow() ||
-         !candidate->fileSystem().supportShrink() )
+    if ( !candidate->fileSystem().supportGrow() || !candidate->fileSystem().supportShrink() )
     {
         cDebug() << Logger::SubEntry << "NO, filesystem" << candidate->fileSystem().name()
                  << "does not support resize.";
         return false;
     }
 
-    if ( KPMHelpers::isPartitionFreeSpace( candidate ) )
+    if ( isPartitionFreeSpace( candidate ) )
     {
         cDebug() << Logger::SubEntry << "NO, partition is free space";
         return false;
@@ -155,8 +167,8 @@ canBeResized( Partition* candidate )
 
         if ( table->numPrimaries() >= table->maxPrimaries() )
         {
-            cDebug() << Logger::SubEntry << "NO, partition table already has"
-                << table->maxPrimaries() << "primary partitions.";
+            cDebug() << Logger::SubEntry << "NO, partition table already has" << table->maxPrimaries()
+                     << "primary partitions.";
             return false;
         }
     }
@@ -186,8 +198,8 @@ canBeResized( Partition* candidate )
         deb << Logger::Continuation << "Required  storage B:" << advisedStorageB
             << QString( "(%1GiB)" ).arg( advisedStorageGiB );
         deb << Logger::Continuation << "Available storage B:" << availableStorageB
-                << QString( "(%1GiB)" ).arg( CalamaresUtils::BytesToGiB( availableStorageB ) )
-                << "for" << convenienceName( candidate ) << "length:" << candidate->length()
+            << QString( "(%1GiB)" ).arg( CalamaresUtils::BytesToGiB( availableStorageB ) ) << "for"
+            << convenienceName( candidate ) << "length:" << candidate->length()
             << "sectorsUsed:" << candidate->sectorsUsed() << "fsType:" << candidate->fileSystem().name();
         return false;
     }
@@ -205,7 +217,7 @@ canBeResized( PartitionCoreModule* core, const QString& partitionPath )
         for ( int i = 0; i < dm->rowCount(); ++i )
         {
             Device* dev = dm->deviceForIndex( dm->index( i ) );
-            Partition* candidate = KPMHelpers::findPartitionByPath( { dev }, partitionWithOs );
+            Partition* candidate = CalamaresUtils::Partition::findPartitionByPath( { dev }, partitionWithOs );
             if ( candidate )
             {
                 return canBeResized( candidate );
@@ -224,64 +236,67 @@ lookForFstabEntries( const QString& partitionPath )
 {
     QStringList mountOptions { "ro" };
 
-    auto r = CalamaresUtils::System::runCommand(
-        CalamaresUtils::System::RunLocation::RunInHost,
-        { "blkid", "-s", "TYPE", "-o", "value", partitionPath }
-    );
+    auto r = CalamaresUtils::System::runCommand( CalamaresUtils::System::RunLocation::RunInHost,
+                                                 { "blkid", "-s", "TYPE", "-o", "value", partitionPath } );
     if ( r.getExitCode() )
+    {
         cWarning() << "blkid on" << partitionPath << "failed.";
+    }
     else
     {
         QString fstype = r.getOutput().trimmed();
         if ( ( fstype == "ext3" ) || ( fstype == "ext4" ) )
+        {
             mountOptions.append( "noload" );
         }
+    }
 
-    cDebug() << "Checking device" << partitionPath
-        << "for fstab (fs=" << r.getOutput() << ')';
+    cDebug() << "Checking device" << partitionPath << "for fstab (fs=" << r.getOutput() << ')';
 
     FstabEntryList fstabEntries;
-    QTemporaryDir mountsDir;
-    mountsDir.setAutoRemove( false );
 
-    int exit = QProcess::execute( "mount", { "-o", mountOptions.join(','), partitionPath, mountsDir.path() } );
-    if ( !exit ) // if all is well
+    CalamaresUtils::Partition::TemporaryMount mount( partitionPath, QString(), mountOptions.join( ',' ) );
+    if ( mount.isValid() )
     {
-        QFile fstabFile( mountsDir.path() + "/etc/fstab" );
+        QFile fstabFile( mount.path() + "/etc/fstab" );
 
         cDebug() << Logger::SubEntry << "reading" << fstabFile.fileName();
 
         if ( fstabFile.open( QIODevice::ReadOnly | QIODevice::Text ) )
         {
-            const QStringList fstabLines = QString::fromLocal8Bit( fstabFile.readAll() )
-                                     .split( '\n' );
+            const QStringList fstabLines = QString::fromLocal8Bit( fstabFile.readAll() ).split( '\n' );
 
             for ( const QString& rawLine : fstabLines )
+            {
                 fstabEntries.append( FstabEntry::fromEtcFstab( rawLine ) );
+            }
             fstabFile.close();
             cDebug() << Logger::SubEntry << "got" << fstabEntries.count() << "lines.";
-            std::remove_if( fstabEntries.begin(), fstabEntries.end(), [](const FstabEntry& x) { return !x.isValid(); } );
+            std::remove_if(
+                fstabEntries.begin(), fstabEntries.end(), []( const FstabEntry& x ) { return !x.isValid(); } );
             cDebug() << Logger::SubEntry << "got" << fstabEntries.count() << "fstab entries.";
         }
         else
+        {
             cWarning() << "Could not read fstab from mounted fs";
-
-        if ( QProcess::execute( "umount", { "-R", mountsDir.path() } ) )
-            cWarning() << "Could not unmount" << mountsDir.path();
+        }
     }
     else
+    {
         cWarning() << "Could not mount existing fs";
+    }
 
     return fstabEntries;
 }
 
 
 static QString
-findPartitionPathForMountPoint( const FstabEntryList& fstab,
-                                const QString& mountPoint )
+findPartitionPathForMountPoint( const FstabEntryList& fstab, const QString& mountPoint )
 {
     if ( fstab.isEmpty() )
+    {
         return QString();
+    }
 
     for ( const FstabEntry& entry : fstab )
     {
@@ -329,13 +344,18 @@ findPartitionPathForMountPoint( const FstabEntryList& fstab,
             {
                 readlink.start( "readlink", { "-en", partPath } );
                 if ( !readlink.waitForStarted( 1000 ) )
+                {
                     return QString();
+                }
                 if ( !readlink.waitForFinished( 1000 ) )
+                {
                     return QString();
+                }
                 if ( readlink.exitCode() != 0 || readlink.exitStatus() != QProcess::NormalExit )
+                {
                     return QString();
-                partPath = QString::fromLocal8Bit(
-                               readlink.readAllStandardOutput() ).trimmed();
+                }
+                partPath = QString::fromLocal8Bit( readlink.readAllStandardOutput() ).trimmed();
             }
 
             return partPath;
@@ -364,9 +384,7 @@ runOsprober( PartitionCoreModule* core )
     }
     else
     {
-        osproberOutput.append(
-            QString::fromLocal8Bit(
-                osprober.readAllStandardOutput() ).trimmed() );
+        osproberOutput.append( QString::fromLocal8Bit( osprober.readAllStandardOutput() ).trimmed() );
     }
 
     QStringList osproberCleanLines;
@@ -379,32 +397,37 @@ runOsprober( PartitionCoreModule* core )
             QStringList lineColumns = line.split( ':' );
             QString prettyName;
             if ( !lineColumns.value( 1 ).simplified().isEmpty() )
+            {
                 prettyName = lineColumns.value( 1 ).simplified();
+            }
             else if ( !lineColumns.value( 2 ).simplified().isEmpty() )
+            {
                 prettyName = lineColumns.value( 2 ).simplified();
+            }
 
             QString path = lineColumns.value( 0 ).simplified();
             if ( !path.startsWith( "/dev/" ) )  //basic sanity check
+            {
                 continue;
+            }
 
             FstabEntryList fstabEntries = lookForFstabEntries( path );
             QString homePath = findPartitionPathForMountPoint( fstabEntries, "/home" );
 
-            osproberEntries.append( { prettyName,
-                                      path,
-                                      QString(),
-                                      canBeResized( core, path ),
-                                      lineColumns,
-                                      fstabEntries,
-                                      homePath } );
+            osproberEntries.append(
+                { prettyName, path, QString(), canBeResized( core, path ), lineColumns, fstabEntries, homePath } );
             osproberCleanLines.append( line );
         }
     }
 
     if ( osproberCleanLines.count() > 0 )
+    {
         cDebug() << "os-prober lines after cleanup:" << Logger::DebugList( osproberCleanLines );
+    }
     else
+    {
         cDebug() << "os-prober gave no output.";
+    }
 
     Calamares::JobQueue::instance()->globalStorage()->insert( "osproberLines", osproberCleanLines );
 
@@ -427,7 +450,9 @@ isEfiBootable( const Partition* candidate )
 
     /* If bit 17 is set, old-style Esp flag, it's OK */
     if ( flags.testFlag( KPM_PARTITION_FLAG_ESP ) )
+    {
         return true;
+    }
 
     /* Otherwise, if it's a GPT table, Boot (bit 0) is the same as Esp */
     const PartitionNode* root = candidate;
@@ -439,12 +464,14 @@ isEfiBootable( const Partition* candidate )
 
     // Strange case: no root found, no partition table node?
     if ( !root )
+    {
         return false;
+    }
 
     const PartitionTable* table = dynamic_cast< const PartitionTable* >( root );
-    cDebug() << Logger::SubEntry << "partition table" << (void *)table << "type" << ( table ? table->type() : PartitionTable::TableType::unknownTableType );
-    return table && ( table->type() == PartitionTable::TableType::gpt ) &&
-        flags.testFlag( KPM_PARTITION_FLAG(Boot) );
+    cDebug() << Logger::SubEntry << "partition table" << (void*)table << "type"
+             << ( table ? table->type() : PartitionTable::TableType::unknownTableType );
+    return table && ( table->type() == PartitionTable::TableType::gpt ) && flags.testFlag( KPM_PARTITION_FLAG( Boot ) );
 }
 
 QString
@@ -452,14 +479,18 @@ findFS( QString fsName, FileSystem::Type* fsType )
 {
     QStringList fsLanguage { QLatin1String( "C" ) };  // Required language list to turn off localization
     if ( fsName.isEmpty() )
+    {
         fsName = QStringLiteral( "ext4" );
+    }
 
     FileSystem::Type tmpType = FileSystem::typeForName( fsName, fsLanguage );
     if ( tmpType != FileSystem::Unknown )
     {
         cDebug() << "Found filesystem" << fsName;
         if ( fsType )
+        {
             *fsType = tmpType;
+        }
         return fsName;
     }
 
@@ -472,7 +503,9 @@ findFS( QString fsName, FileSystem::Type* fsType )
             QString fsRealName = FileSystem::nameForType( t, fsLanguage );
             cDebug() << "Filesystem name" << fsName << "translated to" << fsRealName;
             if ( fsType )
+            {
                 *fsType = t;
+            }
             return fsRealName;
         }
     }
@@ -481,7 +514,9 @@ findFS( QString fsName, FileSystem::Type* fsType )
     fsName = QStringLiteral( "ext4" );
     // fsType can be used to check whether fsName was a valid filesystem.
     if ( fsType )
+    {
         *fsType = FileSystem::Unknown;
+    }
 #ifdef DEBUG_FILESYSTEMS
     // This bit is for distro's debugging their settings, and shows
     // all the strings that KPMCore is matching against for FS type.
@@ -491,13 +526,15 @@ findFS( QString fsName, FileSystem::Type* fsType )
         const auto fstypes = FileSystem::types();
         d << "Available types (" << fstypes.count() << ')';
         for ( FileSystem::Type t : fstypes )
+        {
             d << TR( static_cast< int >( t ), FileSystem::nameForType( t, fsLanguage ) );
         }
+    }
 #endif
     return fsName;
 }
 
-}  // nmamespace PartUtils
+}  // namespace PartUtils
 
 /* Implementation of methods for FstabEntry, from OsproberEntry.h */
 
@@ -518,7 +555,8 @@ FstabEntry::fromEtcFstab( const QString& rawLine )
     if ( splitLine.length() != 6 )
         return FstabEntry { QString(), QString(), QString(), QString(), 0, 0 };
 
-    return FstabEntry{ splitLine.at( 0 ), // path, or UUID, or LABEL, etc.
+    return FstabEntry {
+        splitLine.at( 0 ),  // path, or UUID, or LABEL, etc.
         splitLine.at( 1 ),  // mount point
         splitLine.at( 2 ),  // fs type
         splitLine.at( 3 ),  // options

src/modules/partition/core/PartUtils.h

@@ -22,8 +22,8 @@
 #define PARTUTILS_H
 
 #include "OsproberEntry.h"
-#include "utils/Units.h"
 #include "utils/NamedSuffix.h"
+#include "utils/Units.h"
 
 // KPMcore
 #include <kpmcore/fs/filesystem.h>
@@ -99,6 +99,6 @@ bool isEfiBootable( const Partition* candidate );
  */
 QString findFS( QString fsName, FileSystem::Type* fsType );
 
-}
+}  // namespace PartUtils
 
 #endif  // PARTUTILS_H

src/modules/partition/core/PartitionActions.cpp

@@ -21,13 +21,13 @@
 #include "PartitionActions.h"
 
 #include "core/KPMHelpers.h"
-#include "core/PartitionInfo.h"
-#include "core/PartitionCoreModule.h"
 #include "core/PartUtils.h"
+#include "core/PartitionCoreModule.h"
+#include "core/PartitionInfo.h"
 
 #include "utils/CalamaresUtilsSystem.h"
-#include "utils/Units.h"
 #include "utils/NamedEnum.h"
+#include "utils/Units.h"
 
 #include "GlobalStorage.h"
 #include "JobQueue.h"
@@ -47,7 +47,9 @@ qint64
 swapSuggestion( const qint64 availableSpaceB, Choices::SwapChoice swap )
 {
     if ( ( swap != Choices::SmallSwap ) && ( swap != Choices::FullSwap ) )
+    {
         return 0;
+    }
 
     // See partition.conf for explanation
     qint64 suggestedSwapSizeB = 0;
@@ -59,15 +61,23 @@ swapSuggestion( const qint64 availableSpaceB, Choices::SwapChoice swap )
 
     // Ramp up quickly to 8GiB, then follow memory size
     if ( availableRamB <= 4_GiB )
+    {
         suggestedSwapSizeB = availableRamB * 2;
+    }
     else if ( availableRamB <= 8_GiB )
+    {
         suggestedSwapSizeB = 8_GiB;
+    }
     else
+    {
         suggestedSwapSizeB = availableRamB;
+    }
 
     // .. top out at 8GiB if we don't care about suspend
     if ( !ensureSuspendToDisk )
+    {
         suggestedSwapSizeB = qMin( 8_GiB, suggestedSwapSizeB );
+    }
 
 
     // Allow for a fudge factor
@@ -75,7 +85,9 @@ swapSuggestion( const qint64 availableSpaceB, Choices::SwapChoice swap )
 
     // don't use more than 10% of available space
     if ( !ensureSuspendToDisk )
+    {
         suggestedSwapSizeB = qMin( suggestedSwapSizeB, qint64( 0.10 * availableSpaceB ) );
+    }
 
     cDebug() << "Suggested swap size:" << suggestedSwapSizeB / 1024. / 1024. / 1024. << "GiB";
 
@@ -88,7 +100,9 @@ doAutopartition( PartitionCoreModule* core, Device* dev, Choices::AutoPartitionO
     Calamares::GlobalStorage* gs = Calamares::JobQueue::instance()->globalStorage();
     QString defaultFsType = o.defaultFsType;
     if ( FileSystem::typeForName( defaultFsType ) == FileSystem::Unknown )
+    {
         defaultFsType = "ext4";
+    }
 
     bool isEfi = PartUtils::isEfiSystem();
 
@@ -103,8 +117,8 @@ doAutopartition( PartitionCoreModule* core, Device* dev, Choices::AutoPartitionO
     {
         if ( gs->contains( "efiSystemPartitionSize" ) )
         {
-            CalamaresUtils::Partition::PartitionSize part_size = CalamaresUtils::Partition::PartitionSize(
-                    gs->value( "efiSystemPartitionSize" ).toString() );
+            CalamaresUtils::Partition::PartitionSize part_size
+                = CalamaresUtils::Partition::PartitionSize( gs->value( "efiSystemPartitionSize" ).toString() );
             uefisys_part_sizeB = part_size.toBytes( dev->capacity() );
         }
         else
@@ -128,15 +142,13 @@ doAutopartition( PartitionCoreModule* core, Device* dev, Choices::AutoPartitionO
         // firstFreeSector..firstFreeSector+efiSectorCount-1.
         qint64 lastSector = firstFreeSector + efiSectorCount - 1;
         core->createPartitionTable( dev, PartitionTable::gpt );
-        Partition* efiPartition = KPMHelpers::createNewPartition(
-            dev->partitionTable(),
+        Partition* efiPartition = KPMHelpers::createNewPartition( dev->partitionTable(),
                                                                   *dev,
                                                                   PartitionRole( PartitionRole::Primary ),
                                                                   FileSystem::Fat32,
                                                                   firstFreeSector,
                                                                   lastSector,
-            KPM_PARTITION_FLAG(None)
-        );
+                                                                  KPM_PARTITION_FLAG( None ) );
         PartitionInfo::setFormat( efiPartition, true );
         PartitionInfo::setMountPoint( efiPartition, o.efiPartitionMountPoint );
         core->createPartition( dev, efiPartition, KPM_PARTITION_FLAG_ESP );
@@ -177,28 +189,24 @@ doAutopartition( PartitionCoreModule* core, Device* dev, Choices::AutoPartitionO
         Partition* swapPartition = nullptr;
         if ( o.luksPassphrase.isEmpty() )
         {
-            swapPartition = KPMHelpers::createNewPartition(
-                dev->partitionTable(),
+            swapPartition = KPMHelpers::createNewPartition( dev->partitionTable(),
                                                             *dev,
                                                             PartitionRole( PartitionRole::Primary ),
                                                             FileSystem::LinuxSwap,
                                                             lastSectorForRoot + 1,
                                                             dev->totalLogical() - 1,
-                KPM_PARTITION_FLAG(None)
-            );
+                                                            KPM_PARTITION_FLAG( None ) );
         }
         else
         {
-            swapPartition = KPMHelpers::createNewEncryptedPartition(
-                dev->partitionTable(),
+            swapPartition = KPMHelpers::createNewEncryptedPartition( dev->partitionTable(),
                                                                      *dev,
                                                                      PartitionRole( PartitionRole::Primary ),
                                                                      FileSystem::LinuxSwap,
                                                                      lastSectorForRoot + 1,
                                                                      dev->totalLogical() - 1,
                                                                      o.luksPassphrase,
-                KPM_PARTITION_FLAG(None)
-            );
+                                                                     KPM_PARTITION_FLAG( None ) );
         }
         PartitionInfo::setFormat( swapPartition, true );
         core->createPartition( dev, swapPartition );
@@ -209,10 +217,7 @@ doAutopartition( PartitionCoreModule* core, Device* dev, Choices::AutoPartitionO
 
 
 void
-doReplacePartition( PartitionCoreModule* core,
-                    Device* dev,
-                    Partition* partition,
-                    Choices::ReplacePartitionOptions o )
+doReplacePartition( PartitionCoreModule* core, Device* dev, Partition* partition, Choices::ReplacePartitionOptions o )
 {
     qint64 firstSector, lastSector;
 
@@ -220,11 +225,15 @@ doReplacePartition( PartitionCoreModule* core,
 
     QString defaultFsType = o.defaultFsType;
     if ( FileSystem::typeForName( defaultFsType ) == FileSystem::Unknown )
+    {
         defaultFsType = "ext4";
+    }
 
     PartitionRole newRoles( partition->roles() );
     if ( partition->roles().has( PartitionRole::Extended ) )
+    {
         newRoles = PartitionRole( PartitionRole::Primary );
+    }
 
     if ( partition->roles().has( PartitionRole::Unallocated ) )
     {
@@ -234,15 +243,19 @@ doReplacePartition( PartitionCoreModule* core,
         {
             Partition* parent = dynamic_cast< Partition* >( partition->parent() );
             if ( parent && parent->roles().has( PartitionRole::Extended ) )
+            {
                 newRoles = PartitionRole( PartitionRole::Logical );
             }
         }
+    }
 
     // Save the first and last sector values as the partition will be deleted
     firstSector = partition->firstSector();
     lastSector = partition->lastSector();
     if ( !partition->roles().has( PartitionRole::Unallocated ) )
+    {
         core->deletePartition( dev, partition );
+    }
 
     core->layoutApply( dev, firstSector, lastSector, o.luksPassphrase );
 
@@ -254,13 +267,11 @@ namespace Choices
 static const NamedEnumTable< SwapChoice >&
 nameTable()
 {
-    static const NamedEnumTable<SwapChoice> names{
-        { QStringLiteral( "none" ), SwapChoice::NoSwap },
+    static const NamedEnumTable< SwapChoice > names { { QStringLiteral( "none" ), SwapChoice::NoSwap },
                                                       { QStringLiteral( "small" ), SwapChoice::SmallSwap },
                                                       { QStringLiteral( "suspend" ), SwapChoice::FullSwap },
                                                       { QStringLiteral( "reuse" ), SwapChoice::ReuseSwap },
-        { QStringLiteral( "file" ), SwapChoice::SwapFile }
-    };
+                                                      { QStringLiteral( "file" ), SwapChoice::SwapFile } };
 
     return names;
 }

src/modules/partition/core/PartitionActions.h

@@ -64,7 +64,11 @@ namespace Choices
     quint64 requiredSpaceB;  // estimated required space for root partition
     SwapChoice swap;
 
-        AutoPartitionOptions( const QString& fs, const QString& luks, const QString& efi, qint64 requiredBytes, SwapChoice s )
+    AutoPartitionOptions( const QString& fs,
+                          const QString& luks,
+                          const QString& efi,
+                          qint64 requiredBytes,
+                          SwapChoice s )
         : ReplacePartitionOptions( fs, luks )
         , efiPartitionMountPoint( efi )
         , requiredSpaceB( requiredBytes > 0 ? static_cast< quint64 >( requiredBytes ) : 0 )
@@ -81,9 +85,7 @@ namespace Choices
  * @param dev the device to wipe.
  * @param options settings for autopartitioning.
  */
-void doAutopartition( PartitionCoreModule* core,
-                      Device* dev,
-                      Choices::AutoPartitionOptions options );
+void doAutopartition( PartitionCoreModule* core, Device* dev, Choices::AutoPartitionOptions options );
 
 /**
  * @brief doReplacePartition sets up replace-partitioning with the given partition.

src/modules/partition/core/PartitionCoreModule.cpp

@@ -26,11 +26,10 @@
 #include "core/ColorUtils.h"
 #include "core/DeviceList.h"
 #include "core/DeviceModel.h"
-#include "core/PartitionInfo.h"
-#include "core/PartitionIterator.h"
-#include "core/PartitionModel.h"
 #include "core/KPMHelpers.h"
 #include "core/PartUtils.h"
+#include "core/PartitionInfo.h"
+#include "core/PartitionModel.h"
 #include "jobs/ClearMountsJob.h"
 #include "jobs/ClearTempMountsJob.h"
 #include "jobs/CreatePartitionJob.h"
@@ -45,31 +44,35 @@
 #include "jobs/ResizeVolumeGroupJob.h"
 #include "jobs/SetPartitionFlagsJob.h"
 
-#include "utils/Variant.h"
-
 #ifdef DEBUG_PARTITION_LAME
 #include "JobExample.h"
 #endif
+#include "partition/PartitionIterator.h"
+#include "partition/PartitionQuery.h"
 #include "utils/Logger.h"
+#include "utils/Variant.h"
 
 // KPMcore
+#include <kpmcore/backend/corebackend.h>
+#include <kpmcore/backend/corebackendmanager.h>
 #include <kpmcore/core/device.h>
 #include <kpmcore/core/lvmdevice.h>
 #include <kpmcore/core/partition.h>
 #include <kpmcore/core/volumemanagerdevice.h>
-#include <kpmcore/backend/corebackend.h>
-#include <kpmcore/backend/corebackendmanager.h>
 #include <kpmcore/fs/filesystemfactory.h>
 #include <kpmcore/fs/luks.h>
 #include <kpmcore/fs/lvm2_pv.h>
 
 // Qt
-#include <QStandardItemModel>
 #include <QDir>
-#include <QProcess>
 #include <QFutureWatcher>
+#include <QProcess>
+#include <QStandardItemModel>
 #include <QtConcurrent/QtConcurrent>
 
+using CalamaresUtils::Partition::isPartitionFreeSpace;
+using CalamaresUtils::Partition::isPartitionNew;
+using CalamaresUtils::Partition::PartitionIterator;
 
 PartitionCoreModule::RefreshHelper::RefreshHelper( PartitionCoreModule* module )
     : m_module( module )
@@ -108,19 +111,20 @@ PartitionCoreModule::DeviceInfo::DeviceInfo( Device* _device )
     , partitionModel( new PartitionModel )
     , immutableDevice( new Device( *_device ) )
     , isAvailable( true )
-{}
-
-PartitionCoreModule::DeviceInfo::~DeviceInfo()
 {
 }
 
+PartitionCoreModule::DeviceInfo::~DeviceInfo() {}
+
 
 void
 PartitionCoreModule::DeviceInfo::forgetChanges()
 {
     jobs.clear();
     for ( auto it = PartitionIterator::begin( device.data() ); it != PartitionIterator::end( device.data() ); ++it )
+    {
         PartitionInfo::reset( *it );
+    }
     partitionModel->revert();
 }
 
@@ -129,11 +133,15 @@ bool
 PartitionCoreModule::DeviceInfo::isDirty() const
 {
     if ( !jobs.isEmpty() )
+    {
         return true;
+    }
 
     for ( auto it = PartitionIterator::begin( device.data() ); it != PartitionIterator::end( device.data() ); ++it )
         if ( PartitionInfo::isDirty( *it ) )
+        {
             return true;
+        }
 
     return false;
 }
@@ -144,9 +152,11 @@ PartitionCoreModule::PartitionCoreModule( QObject* parent )
     , m_deviceModel( new DeviceModel( this ) )
     , m_bootLoaderModel( new BootLoaderModel( this ) )
 {
-    if ( !KPMHelpers::initKPMcore() )
+    if ( !m_kpmcore )
+    {
         qFatal( "Failed to initialize KPMcore backend" );
     }
+}
 
 
 void
@@ -194,22 +204,26 @@ PartitionCoreModule::doInit()
     for ( auto deviceInfo : m_deviceInfos )
     {
         for ( auto it = PartitionIterator::begin( deviceInfo->device.data() );
-                it != PartitionIterator::end( deviceInfo->device.data() ); ++it )
+              it != PartitionIterator::end( deviceInfo->device.data() );
+              ++it )
         {
             Partition* partition = *it;
-            for ( auto jt = m_osproberLines.begin();
-                    jt != m_osproberLines.end(); ++jt )
+            for ( auto jt = m_osproberLines.begin(); jt != m_osproberLines.end(); ++jt )
+            {
+                if ( jt->path == partition->partitionPath()
+                     && partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone
+                     && !partition->fileSystem().uuid().isEmpty() )
                 {
-                if ( jt->path == partition->partitionPath() &&
-                        partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone &&
-                        !partition->fileSystem().uuid().isEmpty() )
                     jt->uuid = partition->fileSystem().uuid();
                 }
             }
         }
+    }
 
     for ( auto deviceInfo : m_deviceInfos )
+    {
         deviceInfo->partitionModel->init( deviceInfo->device.data(), m_osproberLines );
+    }
 
     DeviceList bootLoaderDevices;
 
@@ -220,7 +234,9 @@ PartitionCoreModule::doInit()
             continue;
         }
         else
+        {
             bootLoaderDevices.append( *it );
+        }
 
     m_bootLoaderModel->init( bootLoaderDevices );
 
@@ -229,8 +245,10 @@ PartitionCoreModule::doInit()
     //FIXME: this should be removed in favor of
     //       proper KPM support for EFI
     if ( PartUtils::isEfiSystem() )
+    {
         scanForEfiSystemPartitions();
     }
+}
 
 PartitionCoreModule::~PartitionCoreModule()
 {
@@ -264,7 +282,9 @@ PartitionCoreModule::immutableDeviceCopy( const Device* device )
     Q_ASSERT( device );
     DeviceInfo* info = infoForDevice( device );
     if ( !info )
+    {
         return nullptr;
+    }
 
     return info->immutableDevice.data();
 }
@@ -288,9 +308,7 @@ PartitionCoreModule::createPartitionTable( Device* device, PartitionTable::Table
 }
 
 void
-PartitionCoreModule::createPartition( Device* device,
-                                      Partition* partition,
-                                      PartitionTable::Flags flags )
+PartitionCoreModule::createPartition( Device* device, Partition* partition, PartitionTable::Flags flags )
 {
     auto deviceInfo = infoForDevice( device );
     Q_ASSERT( deviceInfo );
@@ -310,13 +328,13 @@ PartitionCoreModule::createPartition( Device* device,
 }
 
 void
-PartitionCoreModule::createVolumeGroup( QString &vgName,
-                                        QVector< const Partition* > pvList,
-                                        qint32 peSize )
+PartitionCoreModule::createVolumeGroup( QString& vgName, QVector< const Partition* > pvList, qint32 peSize )
 {
     // Appending '_' character in case of repeated VG name
     while ( hasVGwithThisName( vgName ) )
+    {
         vgName.append( '_' );
+    }
 
     CreateVolumeGroupJob* job = new CreateVolumeGroupJob( vgName, pvList, peSize );
     job->updatePreview();
@@ -324,7 +342,9 @@ PartitionCoreModule::createVolumeGroup( QString &vgName,
     LvmDevice* device = new LvmDevice( vgName );
 
     for ( const Partition* p : pvList )
+    {
         device->physicalVolumes() << p;
+    }
 
     DeviceInfo* deviceInfo = new DeviceInfo( device );
 
@@ -395,12 +415,16 @@ PartitionCoreModule::deletePartition( Device* device, Partition* partition )
         // deleting them, so let's play it safe and keep our own list.
         QList< Partition* > lst;
         for ( auto childPartition : partition->children() )
-            if ( !KPMHelpers::isPartitionFreeSpace( childPartition ) )
+            if ( !isPartitionFreeSpace( childPartition ) )
+            {
                 lst << childPartition;
+            }
 
         for ( auto childPartition : lst )
+        {
             deletePartition( device, childPartition );
         }
+    }
 
     Calamares::JobList& jobs = deviceInfo->jobs;
     if ( partition->state() == KPM_PARTITION_STATE( New ) )
@@ -410,14 +434,17 @@ PartitionCoreModule::deletePartition( Device* device, Partition* partition )
         {
             SetPartFlagsJob* job = qobject_cast< SetPartFlagsJob* >( it->data() );
             if ( job && job->partition() == partition )
+            {
                 it = jobs.erase( it );
+            }
             else
+            {
                 ++it;
             }
+        }
 
         // Find matching CreatePartitionJob
-        auto it = std::find_if( jobs.begin(), jobs.end(), [ partition ]( Calamares::job_ptr job )
-        {
+        auto it = std::find_if( jobs.begin(), jobs.end(), [partition]( Calamares::job_ptr job ) {
             CreatePartitionJob* createJob = qobject_cast< CreatePartitionJob* >( job.data() );
             return createJob && createJob->partition() == partition;
         } );
@@ -446,10 +473,14 @@ PartitionCoreModule::deletePartition( Device* device, Partition* partition )
         {
             PartitionJob* job = qobject_cast< PartitionJob* >( it->data() );
             if ( job && job->partition() == partition )
+            {
                 it = jobs.erase( it );
+            }
             else
+            {
                 ++it;
             }
+        }
         DeletePartitionJob* job = new DeletePartitionJob( device, partition );
         job->updatePreview();
         jobs << Calamares::job_ptr( job );
@@ -468,10 +499,7 @@ PartitionCoreModule::formatPartition( Device* device, Partition* partition )
 }
 
 void
-PartitionCoreModule::resizePartition( Device* device,
-                                      Partition* partition,
-                                      qint64 first,
-                                      qint64 last )
+PartitionCoreModule::resizePartition( Device* device, Partition* partition, qint64 first, qint64 last )
 {
     auto deviceInfo = infoForDevice( device );
     Q_ASSERT( deviceInfo );
@@ -483,9 +511,7 @@ PartitionCoreModule::resizePartition( Device* device,
 }
 
 void
-PartitionCoreModule::setPartitionFlags( Device* device,
-                                        Partition* partition,
-                                        PartitionTable::Flags flags )
+PartitionCoreModule::setPartitionFlags( Device* device, Partition* partition, PartitionTable::Flags flags )
 {
     auto deviceInfo = infoForDevice( device );
     Q_ASSERT( deviceInfo );
@@ -518,8 +544,10 @@ PartitionCoreModule::jobs() const
     for ( auto info : m_deviceInfos )
     {
         if ( info->isDirty() )
+        {
             lst << Calamares::job_ptr( new ClearMountsJob( info->device.data() ) );
         }
+    }
 
     for ( auto info : m_deviceInfos )
     {
@@ -578,9 +606,11 @@ PartitionCoreModule::dumpQueue() const
     {
         cDebug() << "## Device:" << info->device->name();
         for ( auto job : info->jobs )
+        {
             cDebug() << "-" << job->prettyName();
         }
     }
+}
 
 
 const OsproberEntryList
@@ -612,17 +642,22 @@ PartitionCoreModule::refreshAfterModelChange()
     //FIXME: this should be removed in favor of
     //       proper KPM support for EFI
     if ( PartUtils::isEfiSystem() )
+    {
         scanForEfiSystemPartitions();
     }
+}
 
-void PartitionCoreModule::updateHasRootMountPoint()
+void
+PartitionCoreModule::updateHasRootMountPoint()
 {
     bool oldValue = m_hasRootMountPoint;
     m_hasRootMountPoint = findPartitionByMountPoint( "/" );
 
     if ( oldValue != m_hasRootMountPoint )
+    {
         hasRootMountPointChanged( m_hasRootMountPoint );
     }
+}
 
 void
 PartitionCoreModule::updateIsDirty()
@@ -636,8 +671,10 @@ PartitionCoreModule::updateIsDirty()
             break;
         }
     if ( oldValue != m_isDirty )
+    {
         isDirtyChanged( m_isDirty );
     }
+}
 
 void
 PartitionCoreModule::scanForEfiSystemPartitions()
@@ -647,16 +684,17 @@ PartitionCoreModule::scanForEfiSystemPartitions()
     QList< Device* > devices;
     for ( int row = 0; row < deviceModel()->rowCount(); ++row )
     {
-        Device* device = deviceModel()->deviceForIndex(
-                             deviceModel()->index( row ) );
+        Device* device = deviceModel()->deviceForIndex( deviceModel()->index( row ) );
         devices.append( device );
     }
 
-    QList< Partition* > efiSystemPartitions =
-        KPMHelpers::findPartitions( devices, PartUtils::isEfiBootable );
+    QList< Partition* > efiSystemPartitions
+        = CalamaresUtils::Partition::findPartitions( devices, PartUtils::isEfiBootable );
 
     if ( efiSystemPartitions.isEmpty() )
+    {
         cWarning() << "system is EFI but no EFI system partitions found.";
+    }
 
     m_efiSystemPartitions = efiSystemPartitions;
 }
@@ -672,7 +710,9 @@ PartitionCoreModule::scanForLVMPVs()
     for ( DeviceInfo* deviceInfo : m_deviceInfos )
     {
         if ( deviceInfo->device.data()->type() == Device::Type::Disk_Device )
+        {
             physicalDevices << deviceInfo->device.data();
+        }
         else if ( deviceInfo->device.data()->type() == Device::Type::LVM_Device )
         {
             LvmDevice* device = dynamic_cast< LvmDevice* >( deviceInfo->device.data() );
@@ -687,14 +727,9 @@ PartitionCoreModule::scanForLVMPVs()
 #if defined( WITH_KPMCORE4API )
     VolumeManagerDevice::scanDevices( physicalDevices );
     for ( auto p : LVM::pvList::list() )
-#else
-#if defined( WITH_KPMCORE331API )
-    LvmDevice::scanSystemLVM( physicalDevices );
-    for ( auto p : LVM::pvList::list() )
 #else
     LvmDevice::scanSystemLVM( physicalDevices );
     for ( auto p : LVM::pvList )
-#endif
 #endif
     {
         m_lvmPVs << p.partition().data();
@@ -719,24 +754,30 @@ PartitionCoreModule::scanForLVMPVs()
                 Partition* p = partJob->partition();
 
                 if ( p->fileSystem().type() == FileSystem::Type::Lvm2_PV )
+                {
                     m_lvmPVs << p;
+                }
                 else if ( p->fileSystem().type() == FileSystem::Type::Luks )
                 {
                     // Encrypted LVM PVs
                     FileSystem* innerFS = static_cast< const FS::luks* >( &p->fileSystem() )->innerFS();
 
                     if ( innerFS && innerFS->type() == FileSystem::Type::Lvm2_PV )
+                    {
                         m_lvmPVs << p;
                     }
-#ifdef WITH_KPMCORE4API
+                }
+#if defined( WITH_KPMCORE4API )
                 else if ( p->fileSystem().type() == FileSystem::Type::Luks2 )
                 {
                     // Encrypted LVM PVs
                     FileSystem* innerFS = static_cast< const FS::luks* >( &p->fileSystem() )->innerFS();
 
                     if ( innerFS && innerFS->type() == FileSystem::Type::Lvm2_PV )
+                    {
                         m_lvmPVs << p;
                     }
+                }
 #endif
             }
         }
@@ -746,14 +787,17 @@ PartitionCoreModule::scanForLVMPVs()
 PartitionCoreModule::DeviceInfo*
 PartitionCoreModule::infoForDevice( const Device* device ) const
 {
-    for ( auto it = m_deviceInfos.constBegin();
-            it != m_deviceInfos.constEnd(); ++it )
+    for ( auto it = m_deviceInfos.constBegin(); it != m_deviceInfos.constEnd(); ++it )
     {
         if ( ( *it )->device.data() == device )
+        {
             return *it;
+        }
         if ( ( *it )->immutableDevice.data() == device )
+        {
             return *it;
         }
+    }
     return nullptr;
 }
 
@@ -765,8 +809,10 @@ PartitionCoreModule::findPartitionByMountPoint( const QString& mountPoint ) cons
         Device* device = deviceInfo->device.data();
         for ( auto it = PartitionIterator::begin( device ); it != PartitionIterator::end( device ); ++it )
             if ( PartitionInfo::mountPoint( *it ) == mountPoint )
+            {
                 return *it;
             }
+    }
     return nullptr;
 }
 
@@ -798,8 +844,8 @@ PartitionCoreModule::initLayout( const QVariantList& config )
     {
         QVariantMap pentry = r.toMap();
 
-        if ( !pentry.contains( "name" ) || !pentry.contains( "mountPoint" ) ||
-             !pentry.contains( "filesystem" ) || !pentry.contains( "size" ) )
+        if ( !pentry.contains( "name" ) || !pentry.contains( "mountPoint" ) || !pentry.contains( "filesystem" )
+             || !pentry.contains( "size" ) )
         {
             cError() << "Partition layout entry #" << config.indexOf( r )
                      << "lacks mandatory attributes, switching to default layout.";
@@ -809,30 +855,40 @@ PartitionCoreModule::initLayout( const QVariantList& config )
         }
 
         if ( pentry.contains( "size" ) && CalamaresUtils::getString( pentry, "size" ).isEmpty() )
+        {
             sizeString.setNum( CalamaresUtils::getInteger( pentry, "size", 0 ) );
+        }
         else
+        {
             sizeString = CalamaresUtils::getString( pentry, "size" );
+        }
 
         if ( pentry.contains( "minSize" ) && CalamaresUtils::getString( pentry, "minSize" ).isEmpty() )
+        {
             minSizeString.setNum( CalamaresUtils::getInteger( pentry, "minSize", 0 ) );
+        }
         else
+        {
             minSizeString = CalamaresUtils::getString( pentry, "minSize" );
+        }
 
         if ( pentry.contains( "maxSize" ) && CalamaresUtils::getString( pentry, "maxSize" ).isEmpty() )
+        {
             maxSizeString.setNum( CalamaresUtils::getInteger( pentry, "maxSize", 0 ) );
+        }
         else
+        {
             maxSizeString = CalamaresUtils::getString( pentry, "maxSize" );
+        }
 
         if ( !m_partLayout->addEntry( CalamaresUtils::getString( pentry, "name" ),
                                       CalamaresUtils::getString( pentry, "mountPoint" ),
                                       CalamaresUtils::getString( pentry, "filesystem" ),
                                       sizeString,
                                       minSizeString,
-                                      maxSizeString
-                                    ) )
+                                      maxSizeString ) )
         {
-            cError() << "Partition layout entry #" << config.indexOf(r)
-                << "is invalid, switching to default layout.";
+            cError() << "Partition layout entry #" << config.indexOf( r ) << "is invalid, switching to default layout.";
             delete ( m_partLayout );
             initLayout();
             break;
@@ -849,17 +905,14 @@ PartitionCoreModule::layoutApply( Device *dev,
                                   const PartitionRole& role )
 {
     bool isEfi = PartUtils::isEfiSystem();
-    QList< Partition* > partList = m_partLayout->execute( dev, firstSector, lastSector,
-                                                          luksPassphrase, parent, role
-                                                        );
+    QList< Partition* > partList = m_partLayout->execute( dev, firstSector, lastSector, luksPassphrase, parent, role );
 
     foreach ( Partition* part, partList )
     {
         if ( part->mountPoint() == "/" )
         {
-            createPartition( dev, part,
-                             part->activeFlags() | ( isEfi ? KPM_PARTITION_FLAG(None) : KPM_PARTITION_FLAG(Boot) )
-                           );
+            createPartition(
+                dev, part, part->activeFlags() | ( isEfi ? KPM_PARTITION_FLAG( None ) : KPM_PARTITION_FLAG( Boot ) ) );
         }
         else
         {
@@ -869,14 +922,10 @@ PartitionCoreModule::layoutApply( Device *dev,
 }
 
 void
-PartitionCoreModule::layoutApply( Device *dev,
-                                  qint64 firstSector,
-                                  qint64 lastSector,
-                                  QString luksPassphrase )
+PartitionCoreModule::layoutApply( Device* dev, qint64 firstSector, qint64 lastSector, QString luksPassphrase )
 {
-    layoutApply( dev, firstSector, lastSector, luksPassphrase, dev->partitionTable(),
-                 PartitionRole( PartitionRole::Primary )
-               );
+    layoutApply(
+        dev, firstSector, lastSector, luksPassphrase, dev->partitionTable(), PartitionRole( PartitionRole::Primary ) );
 }
 
 void
@@ -935,7 +984,9 @@ PartitionCoreModule::revertDevice( Device* dev, bool individualRevert )
     DeviceInfo* devInfo = infoForDevice( dev );
 
     if ( !devInfo )
+    {
         return;
+    }
     devInfo->forgetChanges();
     CoreBackend* backend = CoreBackendManager::self()->backend();
     Device* newDev = backend->scanDevice( devInfo->device->deviceNode() );
@@ -948,13 +999,17 @@ PartitionCoreModule::revertDevice( Device* dev, bool individualRevert )
     for ( DeviceInfo* const info : m_deviceInfos )
     {
         if ( info && !info->device.isNull() && info->device->type() == Device::Type::Disk_Device )
+        {
             devices.append( info->device.data() );
         }
+    }
 
     m_bootLoaderModel->init( devices );
 
     if ( individualRevert )
+    {
         refreshAfterModelChange();
+    }
     emit deviceReverted( newDev );
 }
 
@@ -963,9 +1018,7 @@ void
 PartitionCoreModule::asyncRevertDevice( Device* dev, std::function< void() > callback )
 {
     QFutureWatcher< void >* watcher = new QFutureWatcher< void >();
-    connect( watcher, &QFutureWatcher< void >::finished,
-             this, [ watcher, callback ]
-    {
+    connect( watcher, &QFutureWatcher< void >::finished, this, [watcher, callback] {
         callback();
         watcher->deleteLater();
     } );
@@ -979,7 +1032,9 @@ void
 PartitionCoreModule::clearJobs()
 {
     foreach ( DeviceInfo* deviceInfo, m_deviceInfos )
+    {
         deviceInfo->forgetChanges();
+    }
     updateIsDirty();
 }
 
@@ -995,7 +1050,9 @@ PartitionCoreModule::isVGdeactivated( LvmDevice *device )
 {
     for ( DeviceInfo* deviceInfo : m_deviceInfos )
         if ( device == deviceInfo->device.data() && !deviceInfo->isAvailable )
+        {
             return true;
+        }
 
     return false;
 }
@@ -1007,7 +1064,9 @@ PartitionCoreModule::createSummaryInfo() const
     for ( auto deviceInfo : m_deviceInfos )
     {
         if ( !deviceInfo->isDirty() )
+        {
             continue;
+        }
         SummaryInfo summaryInfo;
         summaryInfo.deviceName = deviceInfo->device->name();
         summaryInfo.deviceNode = deviceInfo->device->deviceNode();

src/modules/partition/core/PartitionCoreModule.h

@@ -26,6 +26,7 @@
 #include "core/PartitionModel.h"
 
 #include "Job.h"
+#include "partition/KPMManager.h"
 
 // KPMcore
 #include <kpmcore/core/lvmdevice.h>
@@ -138,8 +139,8 @@ public:
      * If @p flags is not FlagNone, then the given flags are
      * applied to the newly-created partition.
      */
-    void createPartition( Device* device, Partition* partition,
-                          PartitionTable::Flags flags = KPM_PARTITION_FLAG(None) );
+    void
+    createPartition( Device* device, Partition* partition, PartitionTable::Flags flags = KPM_PARTITION_FLAG( None ) );
 
     void createVolumeGroup( QString& vgName, QVector< const Partition* > pvList, qint32 peSize );
 
@@ -166,7 +167,12 @@ public:
     void initLayout( const QVariantList& config );
 
     void layoutApply( Device* dev, qint64 firstSector, qint64 lastSector, QString luksPassphrase );
-    void layoutApply( Device *dev, qint64 firstSector, qint64 lastSector, QString luksPassphrase, PartitionNode* parent, const PartitionRole& role );
+    void layoutApply( Device* dev,
+                      qint64 firstSector,
+                      qint64 lastSector,
+                      QString luksPassphrase,
+                      PartitionNode* parent,
+                      const PartitionRole& role );
 
     /**
      * @brief jobs creates and returns a list of jobs which can then apply the changes
@@ -235,6 +241,8 @@ Q_SIGNALS:
     void deviceReverted( Device* device );
 
 private:
+    CalamaresUtils::Partition::KPMManager m_kpmcore;
+
     void refreshAfterModelChange();
 
     /**

src/modules/partition/core/PartitionInfo.cpp

@@ -57,15 +57,19 @@ setFormat( Partition* partition, bool value )
     partition->setProperty( FORMAT_PROPERTY, value );
 }
 
-PartitionTable::Flags flags(const Partition* partition)
+PartitionTable::Flags
+flags( const Partition* partition )
 {
     auto v = partition->property( FLAGS_PROPERTY );
     if ( v.type() == QVariant::Int )
+    {
         return static_cast< PartitionTable::Flags >( v.toInt() );
+    }
     return partition->activeFlags();
 }
 
-void setFlags(Partition* partition, PartitionTable::Flags f)
+void
+setFlags( Partition* partition, PartitionTable::Flags f )
 {
     partition->setProperty( FLAGS_PROPERTY, PartitionTable::Flags::Int( f ) );
 }
@@ -82,11 +86,11 @@ bool
 isDirty( Partition* partition )
 {
     if ( LvmDevice::s_DirtyPVs.contains( partition ) )
+    {
         return true;
-
-    return !mountPoint( partition ).isEmpty()
-           || format( partition )
-           || flags( partition ) != partition->activeFlags();
     }
 
-} // namespace
+    return !mountPoint( partition ).isEmpty() || format( partition ) || flags( partition ) != partition->activeFlags();
+}
+
+}  // namespace PartitionInfo

src/modules/partition/core/PartitionInfo.h

@@ -60,6 +60,6 @@ void reset( Partition* partition );
  */
 bool isDirty( Partition* partition );
 
-};
+};  // namespace PartitionInfo
 
 #endif /* PARTITIONINFO_H */

src/modules/partition/core/PartitionLayout.cpp

@@ -26,9 +26,9 @@
 #include "core/PartitionLayout.h"
 
 #include "core/KPMHelpers.h"
+#include "core/PartUtils.h"
 #include "core/PartitionActions.h"
 #include "core/PartitionInfo.h"
-#include "core/PartUtils.h"
 
 #include <kpmcore/core/device.h>
 #include <kpmcore/core/partition.h>
@@ -44,8 +44,10 @@ getDefaultFileSystemType()
     {
         PartUtils::findFS( gs->value( "defaultFileSystemType" ).toString(), &defaultFS );
         if ( defaultFS == FileSystem::Unknown )
+        {
             defaultFS = FileSystem::Ext4;
         }
+    }
 
     return defaultFS;
 }
@@ -67,9 +69,7 @@ PartitionLayout::PartitionLayout( const PartitionLayout& layout )
 {
 }
 
-PartitionLayout::~PartitionLayout()
-{
-}
+PartitionLayout::~PartitionLayout() {}
 
 bool
 PartitionLayout::addEntry( PartitionLayout::PartitionEntry entry )
@@ -117,7 +117,12 @@ PartitionLayout::addEntry( const QString& mountPoint, const QString& size, const
 }
 
 bool
-PartitionLayout::addEntry( const QString& label, const QString& mountPoint, const QString& fs, const QString& size, const QString& min, const QString& max )
+PartitionLayout::addEntry( const QString& label,
+                           const QString& mountPoint,
+                           const QString& fs,
+                           const QString& size,
+                           const QString& min,
+                           const QString& max )
 {
     PartitionLayout::PartitionEntry entry( size, min, max );
 
@@ -136,7 +141,9 @@ PartitionLayout::addEntry( const QString& label, const QString& mountPoint, cons
     entry.partMountPoint = mountPoint;
     PartUtils::findFS( fs, &entry.partFileSystem );
     if ( entry.partFileSystem == FileSystem::Unknown )
+    {
         entry.partFileSystem = m_defaultFsType;
+    }
 
     m_partLayout.append( entry );
 
@@ -144,8 +151,10 @@ PartitionLayout::addEntry( const QString& label, const QString& mountPoint, cons
 }
 
 QList< Partition* >
-PartitionLayout::execute( Device *dev, qint64 firstSector,
-                          qint64 lastSector, QString luksPassphrase,
+PartitionLayout::execute( Device* dev,
+                          qint64 firstSector,
+                          qint64 lastSector,
+                          QString luksPassphrase,
                           PartitionNode* parent,
                           const PartitionRole& role )
 {
@@ -169,67 +178,67 @@ PartitionLayout::execute( Device *dev, qint64 firstSector,
         }
         else
         {
-            cWarning() << "Partition" << part.partMountPoint << "size ("
-                << size <<  "sectors) is invalid, skipping...";
+            cWarning() << "Partition" << part.partMountPoint << "size (" << size << "sectors) is invalid, skipping...";
             continue;
         }
 
         if ( part.partMinSize.isValid() )
+        {
             minSize = part.partMinSize.toSectors( totalSize, dev->logicalSize() );
+        }
         else
+        {
             minSize = 0;
+        }
 
         if ( part.partMaxSize.isValid() )
+        {
             maxSize = part.partMaxSize.toSectors( totalSize, dev->logicalSize() );
+        }
         else
+        {
             maxSize = availableSize;
+        }
 
         // Make sure we never go under minSize once converted to sectors
         if ( maxSize < minSize )
         {
-            cWarning() << "Partition" << part.partMountPoint << "max size (" << maxSize
-                <<  "sectors) is < min size (" << minSize << "sectors), using min size";
+            cWarning() << "Partition" << part.partMountPoint << "max size (" << maxSize << "sectors) is < min size ("
+                       << minSize << "sectors), using min size";
             maxSize = minSize;
         }
 
         // Adjust partition size based on user-defined boundaries and available space
         if ( size < minSize )
+        {
             size = minSize;
+        }
         if ( size > maxSize )
+        {
             size = maxSize;
+        }
         if ( size > availableSize )
+        {
             size = availableSize;
+        }
         end = firstSector + size - 1;
 
         if ( luksPassphrase.isEmpty() )
         {
             currentPartition = KPMHelpers::createNewPartition(
-                parent,
-                *dev,
-                role,
-                part.partFileSystem,
-                firstSector,
-                end,
-                KPM_PARTITION_FLAG(None)
-            );
+                parent, *dev, role, part.partFileSystem, firstSector, end, KPM_PARTITION_FLAG( None ) );
         }
         else
         {
             currentPartition = KPMHelpers::createNewEncryptedPartition(
-                parent,
-                *dev,
-                role,
-                part.partFileSystem,
-                firstSector,
-                end,
-                luksPassphrase,
-                KPM_PARTITION_FLAG(None)
-            );
+                parent, *dev, role, part.partFileSystem, firstSector, end, luksPassphrase, KPM_PARTITION_FLAG( None ) );
         }
         PartitionInfo::setFormat( currentPartition, true );
         PartitionInfo::setMountPoint( currentPartition, part.partMountPoint );
         if ( !part.partLabel.isEmpty() )
+        {
             currentPartition->fileSystem().setLabel( part.partLabel );
+        }
         // Some buggy (legacy) BIOSes test if the bootflag of at least one partition is set.
         // Otherwise they ignore the device in boot-order, so add it here.
         partList.append( currentPartition );

src/modules/partition/core/PartitionLayout.h

@@ -37,7 +37,6 @@ class Partition;
 class PartitionLayout
 {
 public:
-
     struct PartitionEntry
     {
         QString partLabel;
@@ -54,9 +53,11 @@ public:
 
         bool isValid() const
         {
-            if ( !partSize.isValid() ||
-                 ( partMinSize.isValid() && partMaxSize.isValid() && partMinSize > partMaxSize ) )
+            if ( !partSize.isValid()
+                 || ( partMinSize.isValid() && partMaxSize.isValid() && partMinSize > partMaxSize ) )
+            {
                 return false;
+            }
             return true;
         }
     };
@@ -67,14 +68,27 @@ public:
     ~PartitionLayout();
 
     bool addEntry( PartitionEntry entry );
-    bool addEntry( const QString& mountPoint, const QString& size, const QString& min = QString(), const QString& max = QString() );
-    bool addEntry( const QString& label, const QString& mountPoint, const QString& fs, const QString& size, const QString& min = QString(), const QString& max = QString() );
+    bool addEntry( const QString& mountPoint,
+                   const QString& size,
+                   const QString& min = QString(),
+                   const QString& max = QString() );
+    bool addEntry( const QString& label,
+                   const QString& mountPoint,
+                   const QString& fs,
+                   const QString& size,
+                   const QString& min = QString(),
+                   const QString& max = QString() );
 
     /**
      * @brief Apply the current partition layout to the selected drive space.
      * @return  A list of Partition objects.
      */
-    QList< Partition* > execute( Device *dev, qint64 firstSector, qint64 lastSector, QString luksPassphrase, PartitionNode* parent, const PartitionRole& role );
+    QList< Partition* > execute( Device* dev,
+                                 qint64 firstSector,
+                                 qint64 lastSector,
+                                 QString luksPassphrase,
+                                 PartitionNode* parent,
+                                 const PartitionRole& role );
 
 private:
     FileSystem::Type m_defaultFsType;

src/modules/partition/core/PartitionModel.cpp

@@ -20,8 +20,11 @@
 #include "core/PartitionModel.h"
 
 #include "core/ColorUtils.h"
-#include "core/PartitionInfo.h"
 #include "core/KPMHelpers.h"
+#include "core/PartitionInfo.h"
+
+#include "partition/FileSystem.h"
+#include "partition/PartitionQuery.h"
 #include "utils/Logger.h"
 
 // CalaPM
@@ -36,6 +39,9 @@
 // Qt
 #include <QColor>
 
+using CalamaresUtils::Partition::isPartitionFreeSpace;
+using CalamaresUtils::Partition::isPartitionNew;
+
 //- ResetHelper --------------------------------------------
 PartitionModel::ResetHelper::ResetHelper( PartitionModel* model )
     : m_model( model )
@@ -81,7 +87,9 @@ PartitionModel::rowCount( const QModelIndex& parent ) const
 {
     Partition* parentPartition = partitionForIndex( parent );
     if ( parentPartition )
+    {
         return parentPartition->children().count();
+    }
     PartitionTable* table = m_device->partitionTable();
     return table ? table->children().count() : 0;
 }
@@ -89,16 +97,21 @@ PartitionModel::rowCount( const QModelIndex& parent ) const
 QModelIndex
 PartitionModel::index( int row, int column, const QModelIndex& parent ) const
 {
-    PartitionNode* parentPartition = parent.isValid()
-                                     ? static_cast< PartitionNode* >( partitionForIndex( parent ) )
+    PartitionNode* parentPartition = parent.isValid() ? static_cast< PartitionNode* >( partitionForIndex( parent ) )
                                                       : static_cast< PartitionNode* >( m_device->partitionTable() );
     if ( !parentPartition )
+    {
         return QModelIndex();
+    }
     auto lst = parentPartition->children();
     if ( row < 0 || row >= lst.count() )
+    {
         return QModelIndex();
+    }
     if ( column < 0 || column >= ColumnCount )
+    {
         return QModelIndex();
+    }
     Partition* partition = parentPartition->children().at( row );
     return createIndex( row, column, partition );
 }
@@ -107,19 +120,27 @@ QModelIndex
 PartitionModel::parent( const QModelIndex& child ) const
 {
     if ( !child.isValid() )
+    {
         return QModelIndex();
+    }
     Partition* partition = partitionForIndex( child );
     if ( !partition )
+    {
         return QModelIndex();
+    }
     PartitionNode* parentNode = partition->parent();
     if ( parentNode == m_device->partitionTable() )
+    {
         return QModelIndex();
+    }
 
     int row = 0;
     for ( auto p : m_device->partitionTable()->children() )
     {
         if ( parentNode == p )
+        {
             return createIndex( row, 0, parentNode );
+        }
         ++row;
     }
     cWarning() << "No parent found!";
@@ -131,7 +152,9 @@ PartitionModel::data( const QModelIndex& index, int role ) const
 {
     Partition* partition = partitionForIndex( index );
     if ( !partition )
+    {
         return QVariant();
+    }
 
     switch ( role )
     {
@@ -140,19 +163,23 @@ PartitionModel::data( const QModelIndex& index, int role ) const
         int col = index.column();
         if ( col == NameColumn )
         {
-            if ( KPMHelpers::isPartitionFreeSpace( partition ) )
+            if ( isPartitionFreeSpace( partition ) )
+            {
                 return tr( "Free Space" );
+            }
             else
             {
-                return KPMHelpers::isPartitionNew( partition )
-                       ? tr( "New partition" )
-                       : partition->partitionPath();
+                return isPartitionNew( partition ) ? tr( "New partition" ) : partition->partitionPath();
             }
         }
         if ( col == FileSystemColumn )
-            return KPMHelpers::prettyNameForFileSystemType( partition->fileSystem().type() );
+        {
+            return CalamaresUtils::Partition::prettyNameForFileSystemType( partition->fileSystem().type() );
+        }
         if ( col == MountPointColumn )
+        {
             return PartitionInfo::mountPoint( partition );
+        }
         if ( col == SizeColumn )
         {
             qint64 size = ( partition->lastSector() - partition->firstSector() + 1 ) * m_device->logicalSize();
@@ -163,25 +190,30 @@ PartitionModel::data( const QModelIndex& index, int role ) const
     }
     case Qt::DecorationRole:
         if ( index.column() == NameColumn )
+        {
             return ColorUtils::colorForPartition( partition );
+        }
         else
+        {
             return QVariant();
+        }
     case Qt::ToolTipRole:
     {
         int col = index.column();
         QString name;
         if ( col == NameColumn )
         {
-            if ( KPMHelpers::isPartitionFreeSpace( partition ) )
+            if ( isPartitionFreeSpace( partition ) )
+            {
                 name = tr( "Free Space" );
+            }
             else
             {
-                name = KPMHelpers::isPartitionNew( partition )
-                        ? tr( "New partition" )
-                        : partition->partitionPath();
+                name = isPartitionNew( partition ) ? tr( "New partition" ) : partition->partitionPath();
             }
         }
-        QString prettyFileSystem = KPMHelpers::prettyNameForFileSystemType( partition->fileSystem().type() );
+        QString prettyFileSystem
+            = CalamaresUtils::Partition::prettyNameForFileSystemType( partition->fileSystem().type() );
         qint64 size = ( partition->lastSector() - partition->firstSector() + 1 ) * m_device->logicalSize();
         QString prettySize = KFormat().formatByteSize( size );
         return QVariant( name + " " + prettyFileSystem + " " + prettySize );
@@ -189,15 +221,17 @@ PartitionModel::data( const QModelIndex& index, int role ) const
     case SizeRole:
         return ( partition->lastSector() - partition->firstSector() + 1 ) * m_device->logicalSize();
     case IsFreeSpaceRole:
-        return KPMHelpers::isPartitionFreeSpace( partition );
+        return isPartitionFreeSpace( partition );
 
     case IsPartitionNewRole:
-        return KPMHelpers::isPartitionNew( partition );
+        return isPartitionNew( partition );
 
     case FileSystemLabelRole:
-        if ( partition->fileSystem().supportGetLabel() != FileSystem::cmdSupportNone &&
-             !partition->fileSystem().label().isEmpty() )
+        if ( partition->fileSystem().supportGetLabel() != FileSystem::cmdSupportNone
+             && !partition->fileSystem().label().isEmpty() )
+        {
             return partition->fileSystem().label();
+        }
         return QVariant();
 
     case FileSystemTypeRole:
@@ -212,38 +246,43 @@ PartitionModel::data( const QModelIndex& index, int role ) const
     // Osprober roles:
     case OsproberNameRole:
         foreach ( const OsproberEntry& osproberEntry, m_osproberEntries )
-            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone &&
-                 !partition->fileSystem().uuid().isEmpty() &&
-                 osproberEntry.uuid == partition->fileSystem().uuid() )
+            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone
+                 && !partition->fileSystem().uuid().isEmpty() && osproberEntry.uuid == partition->fileSystem().uuid() )
+            {
                 return osproberEntry.prettyName;
+            }
         return QVariant();
     case OsproberPathRole:
         foreach ( const OsproberEntry& osproberEntry, m_osproberEntries )
-            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone &&
-                 !partition->fileSystem().uuid().isEmpty() &&
-                 osproberEntry.uuid == partition->fileSystem().uuid() )
+            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone
+                 && !partition->fileSystem().uuid().isEmpty() && osproberEntry.uuid == partition->fileSystem().uuid() )
+            {
                 return osproberEntry.path;
+            }
         return QVariant();
     case OsproberCanBeResizedRole:
         foreach ( const OsproberEntry& osproberEntry, m_osproberEntries )
-            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone &&
-                 !partition->fileSystem().uuid().isEmpty() &&
-                 osproberEntry.uuid == partition->fileSystem().uuid() )
+            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone
+                 && !partition->fileSystem().uuid().isEmpty() && osproberEntry.uuid == partition->fileSystem().uuid() )
+            {
                 return osproberEntry.canBeResized;
+            }
         return QVariant();
     case OsproberRawLineRole:
         foreach ( const OsproberEntry& osproberEntry, m_osproberEntries )
-            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone &&
-                 !partition->fileSystem().uuid().isEmpty() &&
-                 osproberEntry.uuid == partition->fileSystem().uuid() )
+            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone
+                 && !partition->fileSystem().uuid().isEmpty() && osproberEntry.uuid == partition->fileSystem().uuid() )
+            {
                 return osproberEntry.line;
+            }
         return QVariant();
     case OsproberHomePartitionPathRole:
         foreach ( const OsproberEntry& osproberEntry, m_osproberEntries )
-            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone &&
-                 !partition->fileSystem().uuid().isEmpty() &&
-                 osproberEntry.uuid == partition->fileSystem().uuid() )
+            if ( partition->fileSystem().supportGetUUID() != FileSystem::cmdSupportNone
+                 && !partition->fileSystem().uuid().isEmpty() && osproberEntry.uuid == partition->fileSystem().uuid() )
+            {
                 return osproberEntry.homePath;
+            }
         return QVariant();
         // end Osprober roles.
 
@@ -256,7 +295,9 @@ QVariant
 PartitionModel::headerData( int section, Qt::Orientation, int role ) const
 {
     if ( role != Qt::DisplayRole )
+    {
         return QVariant();
+    }
 
     switch ( section )
     {
@@ -279,7 +320,9 @@ PartitionModel::partitionForIndex( const QModelIndex& index ) const
 {
     QMutexLocker lock( &m_lock );
     if ( !index.isValid() )
+    {
         return nullptr;
+    }
     return reinterpret_cast< Partition* >( index.internalPointer() );
 }
 

src/modules/partition/core/PartitionModel.h

@@ -61,6 +61,7 @@ public:
 
         ResetHelper( const ResetHelper& ) = delete;
         ResetHelper& operator=( const ResetHelper& ) = delete;
+
     private:
         PartitionModel* m_model;
     };
@@ -108,10 +109,7 @@ public:
 
     Partition* partitionForIndex( const QModelIndex& index ) const;
 
-    Device* device() const
-    {
-        return m_device;
-    }
+    Device* device() const { return m_device; }
 
     void update();
 

src/modules/partition/gui/ChoicePage.cpp

@@ -28,7 +28,6 @@
 #include "core/PartitionActions.h"
 #include "core/PartitionCoreModule.h"
 #include "core/PartitionInfo.h"
-#include "core/PartitionIterator.h"
 #include "core/PartitionModel.h"
 
 #include "BootInfoWidget.h"
@@ -40,14 +39,16 @@
 #include "ReplaceWidget.h"
 #include "ScanningDialog.h"
 
-#include "utils/CalamaresUtilsGui.h"
+#include "GlobalStorage.h"
+#include "JobQueue.h"
+#include "partition/PartitionIterator.h"
+#include "partition/PartitionQuery.h"
 #include "utils/Logger.h"
 #include "utils/Retranslator.h"
 #include "utils/Units.h"
 
 #include "Branding.h"
-#include "GlobalStorage.h"
-#include "JobQueue.h"
+#include "utils/CalamaresUtilsGui.h"
 
 #include <kpmcore/core/device.h>
 #include <kpmcore/core/partition.h>
@@ -65,6 +66,9 @@
 #include <QtConcurrent/QtConcurrent>
 
 using PartitionActions::Choices::SwapChoice;
+using CalamaresUtils::Partition::PartitionIterator;
+using CalamaresUtils::Partition::isPartitionFreeSpace;
+using CalamaresUtils::Partition::findPartitionByPath;
 
 /** @brief Given a set of swap choices, return a sensible value from it.
  *
@@ -691,7 +695,7 @@ ChoicePage::doAlongsideApply()
     for ( int i = 0; i < dm->rowCount(); ++i )
     {
         Device* dev = dm->deviceForIndex( dm->index( i ) );
-        Partition* candidate = KPMHelpers::findPartitionByPath( { dev }, path );
+        Partition* candidate = findPartitionByPath( { dev }, path );
         if ( candidate )
         {
             qint64 firstSector = candidate->firstSector();
@@ -754,7 +758,7 @@ ChoicePage::doReplaceSelectedPartition( const QModelIndex& current )
         Partition* selectedPartition =
             static_cast< Partition* >( current.data( PartitionModel::PartitionPtrRole )
                                        .value< void* >() );
-        if ( KPMHelpers::isPartitionFreeSpace( selectedPartition ) )
+        if ( isPartitionFreeSpace( selectedPartition ) )
         {
             //NOTE: if the selected partition is free space, we don't deal with
             //      a separate /home partition at all because there's no existing
@@ -768,7 +772,7 @@ ChoicePage::doReplaceSelectedPartition( const QModelIndex& current )
                 if ( parent && parent->roles().has( PartitionRole::Extended ) )
                 {
                     newRoles = PartitionRole( PartitionRole::Logical );
-                    newParent = KPMHelpers::findPartitionByPath( { selectedDevice() }, parent->partitionPath() );
+                    newParent = findPartitionByPath( { selectedDevice() }, parent->partitionPath() );
                 }
             }
 
@@ -782,7 +786,7 @@ ChoicePage::doReplaceSelectedPartition( const QModelIndex& current )
             // We can't use the PartitionPtrRole because we need to make changes to the
             // main DeviceModel, not the immutable copy.
             QString partPath = current.data( PartitionModel::PartitionPathRole ).toString();
-            selectedPartition = KPMHelpers::findPartitionByPath( { selectedDevice() },
+            selectedPartition = findPartitionByPath( { selectedDevice() },
                                                                  partPath );
             if ( selectedPartition )
             {
@@ -805,7 +809,7 @@ ChoicePage::doReplaceSelectedPartition( const QModelIndex& current )
                         gs->value( "defaultFileSystemType" ).toString(),
                         m_encryptWidget->passphrase()
                     } );
-                Partition* homePartition = KPMHelpers::findPartitionByPath( { selectedDevice() },
+                Partition* homePartition = findPartitionByPath( { selectedDevice() },
                                                                             *homePartitionPath );
 
                 if ( homePartition && doReuseHomePartition )

src/modules/partition/gui/CreatePartitionDialog.cpp

@@ -20,7 +20,8 @@
  *   along with Calamares. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "gui/CreatePartitionDialog.h"
+#include "CreatePartitionDialog.h"
+#include "ui_CreatePartitionDialog.h"
 
 #include "core/ColorUtils.h"
 #include "core/PartitionInfo.h"
@@ -29,20 +30,18 @@
 #include "gui/PartitionDialogHelpers.h"
 #include "gui/PartitionSizeController.h"
 
-#include "ui_CreatePartitionDialog.h"
-
-#include "utils/Logger.h"
 #include "GlobalStorage.h"
 #include "JobQueue.h"
+#include "partition/PartitionQuery.h"
+#include "partition/FileSystem.h"
+#include "utils/Logger.h"
 
-// KPMcore
 #include <kpmcore/core/device.h>
 #include <kpmcore/core/partition.h>
 #include <kpmcore/fs/filesystem.h>
 #include <kpmcore/fs/filesystemfactory.h>
 #include <kpmcore/fs/luks.h>
 
-// Qt
 #include <QComboBox>
 #include <QDir>
 #include <QListWidgetItem>
@@ -51,6 +50,9 @@
 #include <QRegularExpressionValidator>
 #include <QSet>
 
+using CalamaresUtils::Partition::untranslatedFS;
+using CalamaresUtils::Partition::userVisibleFS;
+
 static QSet< FileSystem::Type > s_unmountableFS(
 {
     FileSystem::Unformatted,
@@ -112,7 +114,7 @@ CreatePartitionDialog::CreatePartitionDialog( Device* device, PartitionNode* par
         if ( fs->supportCreate() != FileSystem::cmdSupportNone &&
              fs->type() != FileSystem::Extended )
         {
-            fsNames << KPMHelpers::userVisibleFS( fs );  // This is put into the combobox
+            fsNames << userVisibleFS( fs );  // This is put into the combobox
             if ( fs->type() == defaultFSType )
                 defaultFsIndex = fsCounter;
             fsCounter++;
@@ -279,7 +281,7 @@ CreatePartitionDialog::checkMountPointSelection()
 void
 CreatePartitionDialog::initPartResizerWidget( Partition* partition )
 {
-    QColor color = KPMHelpers::isPartitionFreeSpace( partition )
+    QColor color = CalamaresUtils::Partition::isPartitionFreeSpace( partition )
                    ? ColorUtils::colorForPartitionInFreeSpace( partition )
                    : ColorUtils::colorForPartition( partition );
     m_partitionSizeController->init( m_device, partition, color );

src/modules/partition/gui/EditExistingPartitionDialog.cpp

@@ -23,31 +23,31 @@
  */
 
 #include "EditExistingPartitionDialog.h"
+#include "ui_EditExistingPartitionDialog.h"
 
 #include "core/ColorUtils.h"
 #include "core/PartitionCoreModule.h"
 #include "core/PartitionInfo.h"
 #include "core/PartUtils.h"
-#include "core/KPMHelpers.h"
 #include "gui/PartitionDialogHelpers.h"
 #include "gui/PartitionSizeController.h"
 
-#include "ui_EditExistingPartitionDialog.h"
-
 #include "GlobalStorage.h"
 #include "JobQueue.h"
+#include "partition/FileSystem.h"
 #include "utils/Logger.h"
 
-// KPMcore
 #include <kpmcore/core/device.h>
 #include <kpmcore/core/partition.h>
 #include <kpmcore/fs/filesystemfactory.h>
 
-// Qt
 #include <QComboBox>
 #include <QDir>
 #include <QPushButton>
 
+using CalamaresUtils::Partition::untranslatedFS;
+using CalamaresUtils::Partition::userVisibleFS;
+
 EditExistingPartitionDialog::EditExistingPartitionDialog( Device* device, Partition* partition, const QStringList& usedMountPoints, QWidget* parentWidget )
     : QDialog( parentWidget )
     , m_ui( new Ui_EditExistingPartitionDialog )
@@ -77,7 +77,7 @@ EditExistingPartitionDialog::EditExistingPartitionDialog( Device* device, Partit
         m_ui->fileSystemComboBox->setEnabled( doFormat );
 
         if ( !doFormat )
-            m_ui->fileSystemComboBox->setCurrentText( KPMHelpers::userVisibleFS( m_partition->fileSystem() ) );
+            m_ui->fileSystemComboBox->setCurrentText( userVisibleFS( m_partition->fileSystem() ) );
 
         updateMountPointPicker();
     } );
@@ -93,7 +93,7 @@ EditExistingPartitionDialog::EditExistingPartitionDialog( Device* device, Partit
     for ( auto fs : FileSystemFactory::map() )
     {
         if ( fs->supportCreate() != FileSystem::cmdSupportNone && fs->type() != FileSystem::Extended )
-            fsNames << KPMHelpers::userVisibleFS( fs ); // For the combo box
+            fsNames << userVisibleFS( fs ); // For the combo box
     }
     m_ui->fileSystemComboBox->addItems( fsNames );
 
@@ -107,7 +107,7 @@ EditExistingPartitionDialog::EditExistingPartitionDialog( Device* device, Partit
         defaultFSType = FileSystem::Type::Ext4;
     }
 
-    QString thisFSNameForUser = KPMHelpers::userVisibleFS( m_partition->fileSystem() );
+    QString thisFSNameForUser = userVisibleFS( m_partition->fileSystem() );
     if ( fsNames.contains( thisFSNameForUser ) )
         m_ui->fileSystemComboBox->setCurrentText( thisFSNameForUser );
     else

src/modules/partition/gui/PartitionPage.cpp

@@ -40,11 +40,13 @@
 #include "ui_PartitionPage.h"
 #include "ui_CreatePartitionTableDialog.h"
 
+#include "GlobalStorage.h"
+#include "JobQueue.h"
+#include "partition/PartitionQuery.h"
 #include "utils/Logger.h"
 #include "utils/Retranslator.h"
+
 #include "Branding.h"
-#include "JobQueue.h"
-#include "GlobalStorage.h"
 
 // KPMcore
 #include <kpmcore/core/device.h>
@@ -132,7 +134,7 @@ PartitionPage::updateButtons()
         Q_ASSERT( model );
         Partition* partition = model->partitionForIndex( index );
         Q_ASSERT( partition );
-        bool isFree = KPMHelpers::isPartitionFreeSpace( partition );
+        bool isFree = CalamaresUtils::Partition::isPartitionFreeSpace( partition );
         bool isExtended = partition->roles().has( PartitionRole::Extended );
 
         bool isInVG = m_core->isInVG( partition );
@@ -392,7 +394,7 @@ PartitionPage::onEditClicked()
     Partition* partition = model->partitionForIndex( index );
     Q_ASSERT( partition );
 
-    if ( KPMHelpers::isPartitionNew( partition ) )
+    if ( CalamaresUtils::Partition::isPartitionNew( partition ) )
         updatePartitionToCreate( model->device(), partition );
     else
         editExistingPartition( model->device(), partition );
@@ -452,7 +454,7 @@ PartitionPage::onPartitionViewActivated()
     // but I don't expect there will be other occurences of triggering the same
     // action from multiple UI elements in this page, so it does not feel worth
     // the price.
-    if ( KPMHelpers::isPartitionFreeSpace( partition ) )
+    if ( CalamaresUtils::Partition::isPartitionFreeSpace( partition ) )
         m_ui->createButton->click();
     else
         m_ui->editButton->click();

src/modules/partition/gui/PartitionSplitterWidget.cpp

@@ -19,10 +19,12 @@
 #include "PartitionSplitterWidget.h"
 
 #include "core/ColorUtils.h"
-#include "core/PartitionIterator.h"
 #include "core/KPMHelpers.h"
 
+#include "partition/PartitionIterator.h"
+#include "partition/PartitionQuery.h"
 #include "utils/Logger.h"
+
 #include "utils/CalamaresUtilsGui.h"
 
 #include <kpmcore/core/device.h>
@@ -33,6 +35,8 @@
 #include <QMouseEvent>
 #include <QStyleOption>
 
+using CalamaresUtils::Partition::PartitionIterator;
+
 static const int VIEW_HEIGHT = qMax( CalamaresUtils::defaultFontHeight() + 8, // wins out with big fonts
                                      int( CalamaresUtils::defaultFontHeight() * 0.6 ) + 22 ); // wins out with small fonts
 static const int CORNER_RADIUS = 3;
@@ -66,7 +70,7 @@ PartitionSplitterWidget::init( Device* dev, bool drawNestedPartitions )
         PartitionSplitterItem newItem = {
             ( *it )->partitionPath(),
             ColorUtils::colorForPartition( *it ),
-            KPMHelpers::isPartitionFreeSpace( *it ),
+            CalamaresUtils::Partition::isPartitionFreeSpace( *it ),
             ( *it )->capacity(),
             PartitionSplitterItem::Normal,
             {}

src/modules/partition/gui/PartitionViewStep.cpp

@@ -75,7 +75,7 @@ PartitionViewStep::PartitionViewStep( QObject* parent )
 
     m_waitingWidget = new WaitingWidget( QString() );
     m_widget->addWidget( m_waitingWidget );
-    CALAMARES_RETRANSLATE( qobject_cast< WaitingWidget* >( m_waitingWidget )->setText( tr( "Gathering system information..." ) ); )
+    CALAMARES_RETRANSLATE( m_waitingWidget->setText( tr( "Gathering system information..." ) ); )
 
     m_core = new PartitionCoreModule( this ); // Unusable before init is complete!
     // We're not done loading, but we need the configuration map first.

src/modules/partition/gui/PartitionViewStep.h

@@ -35,6 +35,7 @@ class ChoicePage;
 class PartitionPage;
 class PartitionCoreModule;
 class QStackedWidget;
+class WaitingWidget;
 
 template<typename T> class QFutureWatcher;
 
@@ -82,7 +83,7 @@ private:
     ChoicePage*       m_choicePage;
     PartitionPage*    m_manualPartitionPage;
 
-    QWidget*          m_waitingWidget;
+    WaitingWidget* m_waitingWidget;
     QFutureWatcher<void>* m_future;
 
     QSet< PartitionActions::Choices::SwapChoice > m_swapChoices;

src/modules/partition/gui/ReplaceWidget.cpp

@@ -2,7 +2,7 @@
  *
  *   Copyright 2014-2015, Teo Mrnjavac <teo@kde.org>
  *   Copyright 2014, Aurélien Gâteau <agateau@kde.org>
- *   Copyright 2019, Adriaan de Groot <groot@kde.org>
+ *   Copyright 2019-2020, Adriaan de Groot <groot@kde.org>
  *
  *   Calamares is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -22,7 +22,6 @@
 #include "ui_ReplaceWidget.h"
 
 #include "core/DeviceModel.h"
-#include "core/KPMHelpers.h"
 #include "core/PartitionCoreModule.h"
 #include "core/PartitionActions.h"
 #include "core/PartitionInfo.h"
@@ -30,6 +29,7 @@
 #include "Branding.h"
 #include "GlobalStorage.h"
 #include "JobQueue.h"
+#include "partition/FileSystem.h"
 #include "utils/CalamaresUtilsGui.h"
 #include "utils/Retranslator.h"
 
@@ -38,6 +38,9 @@
 
 #include <QComboBox>
 
+using CalamaresUtils::Partition::untranslatedFS;
+using CalamaresUtils::Partition::userVisibleFS;
+
 ReplaceWidget::ReplaceWidget( PartitionCoreModule* core,
                               QComboBox* devicesComboBox,
                               QWidget* parent )
@@ -193,7 +196,7 @@ ReplaceWidget::onPartitionSelected()
             return;
         }
 
-        QString fsNameForUser = KPMHelpers::userVisibleFS( partition->fileSystem() );
+        QString fsNameForUser = userVisibleFS( partition->fileSystem() );
         QString prettyName = tr( "Data partition (%1)" ).arg( fsNameForUser );
         for ( const QString& line : osproberLines )
         {

src/modules/partition/jobs/ClearMountsJob.cpp

@@ -21,7 +21,9 @@
 #include "ClearMountsJob.h"
 
 #include "core/PartitionInfo.h"
-#include "core/PartitionIterator.h"
+
+#include "partition/Sync.h"
+#include "partition/PartitionIterator.h"
 #include "utils/Logger.h"
 
 // KPMcore
@@ -33,6 +35,7 @@
 #include <QProcess>
 #include <QStringList>
 
+using CalamaresUtils::Partition::PartitionIterator;
 
 ClearMountsJob::ClearMountsJob( Device* device )
     : Calamares::Job()
@@ -57,25 +60,47 @@ ClearMountsJob::prettyStatusMessage() const
 }
 
 
+QStringList
+getPartitionsForDevice( const QString& deviceName )
+{
+    QStringList partitions;
+
+    QFile dev_partitions( "/proc/partitions" );
+    if ( dev_partitions.open( QFile::ReadOnly ) )
+    {
+        cDebug() << "Reading from" << dev_partitions.fileName();
+        QTextStream in( &dev_partitions );
+        (void) in.readLine();  // That's the header line, skip it
+        while ( !in.atEnd() )
+        {
+            // The fourth column (index from 0, so index 3) is the name of the device;
+            // keep it if it is followed by something.
+            QStringList columns = in.readLine().split( ' ', QString::SkipEmptyParts );
+            if ( ( columns.count() >= 4 ) && ( columns[3].startsWith( deviceName ) )  && ( columns[3] != deviceName ) )
+            {
+                partitions.append( columns[3] );
+            }
+        }
+    }
+    else
+    {
+        cDebug() << "Could not open" << dev_partitions.fileName();
+    }
+
+    return partitions;
+}
+
 Calamares::JobResult
 ClearMountsJob::exec()
 {
-    QStringList goodNews;
+    CalamaresUtils::Partition::Syncer s;
 
     QString deviceName = m_device->deviceNode().split( '/' ).last();
 
+    QStringList goodNews;
     QProcess process;
-    process.setProgram( "sh" );
-    process.setArguments( {
-                              "-c",
-                              QString( "echo $(awk '{print $4}' /proc/partitions | sed -e '/name/d' -e '/^$/d' -e '/[1-9]/!d' | grep %1)" )
-                                      .arg( deviceName )
-                          } );
-    process.start();
-    process.waitForFinished();
 
-    const QString partitions = process.readAllStandardOutput();
-    const QStringList partitionsList = partitions.simplified().split( ' ' );
+    QStringList partitionsList = getPartitionsForDevice( deviceName );
 
     // Build a list of partitions of type 82 (Linux swap / Solaris).
     // We then need to clear them just in case they contain something resumable from a

src/modules/partition/jobs/ClearMountsJob.h

@@ -19,7 +19,7 @@
 #ifndef CLEARMOUNTSJOB_H
 #define CLEARMOUNTSJOB_H
 
-#include <Job.h>
+#include "Job.h"
 
 class Device;
 

src/modules/partition/jobs/ClearTempMountsJob.h

@@ -19,7 +19,7 @@
 #ifndef CLEARTEMPMOUNTSJOB_H
 #define CLEARTEMPMOUNTSJOB_H
 
-#include <Job.h>
+#include "Job.h"
 
 class Device;
 

src/modules/partition/jobs/CreatePartitionJob.cpp

@@ -18,14 +18,12 @@
  *   along with Calamares. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "jobs/CreatePartitionJob.h"
-
-#include "core/KPMHelpers.h"
+#include "CreatePartitionJob.h"
 
+#include "partition/FileSystem.h"
 #include "utils/Logger.h"
 #include "utils/Units.h"
 
-// KPMcore
 #include <kpmcore/core/device.h>
 #include <kpmcore/core/lvmdevice.h>
 #include <kpmcore/core/partition.h>
@@ -34,8 +32,8 @@
 #include <kpmcore/ops/newoperation.h>
 #include <kpmcore/util/report.h>
 
-using KPMHelpers::untranslatedFS;
-using KPMHelpers::userVisibleFS;
+using CalamaresUtils::Partition::untranslatedFS;
+using CalamaresUtils::Partition::userVisibleFS;
 
 CreatePartitionJob::CreatePartitionJob( Device* device, Partition* partition )
     : PartitionJob( partition )

src/modules/partition/jobs/CreatePartitionJob.h

@@ -20,7 +20,7 @@
 #ifndef CREATEPARTITIONJOB_H
 #define CREATEPARTITIONJOB_H
 
-#include <jobs/PartitionJob.h>
+#include "PartitionJob.h"
 
 class Device;
 class Partition;

src/modules/partition/jobs/CreatePartitionTableJob.cpp

@@ -20,21 +20,22 @@
 
 #include "jobs/CreatePartitionTableJob.h"
 
-#include "core/PartitionIterator.h"
-
+#include "partition/PartitionIterator.h"
 #include "utils/Logger.h"
 
 // KPMcore
-#include <core/device.h>
-#include <core/partition.h>
-#include <core/partitiontable.h>
-#include <fs/filesystem.h>
-#include <ops/createpartitiontableoperation.h>
-#include <util/report.h>
+#include <kpmcore/core/device.h>
+#include <kpmcore/core/partition.h>
+#include <kpmcore/core/partitiontable.h>
+#include <kpmcore/fs/filesystem.h>
+#include <kpmcore/ops/createpartitiontableoperation.h>
+#include <kpmcore/util/report.h>
 
 // Qt
 #include <QProcess>
 
+using CalamaresUtils::Partition::PartitionIterator;
+
 CreatePartitionTableJob::CreatePartitionTableJob( Device* device, PartitionTable::TableType type )
     : m_device( device )
     , m_type( type )
@@ -99,7 +100,7 @@ CreatePartitionTableJob::exec()
         cDebug() << "lsblk:\n" << lsblk.readAllStandardOutput();
 
         QProcess mount;
-        mount.setProgram( "mount" );
+        mount.setProgram( "mount" );  // Debug output only, not mounting something
         mount.setProcessChannelMode( QProcess::MergedChannels );
         mount.start();
         mount.waitForFinished();

src/modules/partition/jobs/CreatePartitionTableJob.h

@@ -20,7 +20,8 @@
 #ifndef CREATEPARTITIONTABLEJOB_H
 #define CREATEPARTITIONTABLEJOB_H
 
-#include <Job.h>
+#include "Job.h"
+#include "partition/KPMManager.h"
 
 // KPMcore
 #include <kpmcore/core/partitiontable.h>
@@ -50,6 +51,7 @@ public:
     }
 
 private:
+    CalamaresUtils::Partition::KPMManager m_kpmcore;
     Device* m_device;
     PartitionTable::TableType m_type;
     PartitionTable* createTable();

src/modules/partition/jobs/CreateVolumeGroupJob.h

@@ -19,12 +19,13 @@
 #ifndef CREATEVOLUMEGROUPJOB_H
 #define CREATEVOLUMEGROUPJOB_H
 
-#include <Job.h>
-
-#include <kpmcore/core/partition.h>
+#include "Job.h"
+#include "partition/KPMManager.h"
 
 #include <QVector>
 
+class Partition;
+
 class CreateVolumeGroupJob : public Calamares::Job
 {
     Q_OBJECT
@@ -40,6 +41,7 @@ public:
     void undoPreview();
 
 private:
+    CalamaresUtils::Partition::KPMManager m_kpmcore;
     QString m_vgName;
     QVector< const Partition* > m_pvList;
     qint32 m_peSize;

src/modules/partition/jobs/DeactivateVolumeGroupJob.h

@@ -20,6 +20,7 @@
 #define DEACTIVATEVOLUMEGROUPJOB_H
 
 #include "Job.h"
+#include "partition/KPMManager.h"
 
 class LvmDevice;
 
@@ -35,6 +36,7 @@ public:
     Calamares::JobResult exec() override;
 
 private:
+    CalamaresUtils::Partition::KPMManager m_kpmcore;
     LvmDevice* m_device;
 };
 

src/modules/partition/jobs/DeletePartitionJob.cpp

@@ -21,12 +21,12 @@
 #include "jobs/DeletePartitionJob.h"
 
 // KPMcore
-#include <core/device.h>
-#include <core/partition.h>
-#include <core/partitiontable.h>
-#include <fs/filesystem.h>
-#include <ops/deleteoperation.h>
-#include <util/report.h>
+#include <kpmcore/core/device.h>
+#include <kpmcore/core/partition.h>
+#include <kpmcore/core/partitiontable.h>
+#include <kpmcore/fs/filesystem.h>
+#include <kpmcore/ops/deleteoperation.h>
+#include <kpmcore/util/report.h>
 
 DeletePartitionJob::DeletePartitionJob( Device* device, Partition* partition )
     : PartitionJob( partition )

src/modules/partition/jobs/DeletePartitionJob.h

@@ -20,7 +20,7 @@
 #ifndef DELETEPARTITIONJOB_H
 #define DELETEPARTITIONJOB_H
 
-#include <jobs/PartitionJob.h>
+#include "PartitionJob.h"
 
 class Device;
 class Partition;

src/modules/partition/jobs/FillGlobalStorageJob.cpp

@@ -18,31 +18,31 @@
  *   along with Calamares. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "jobs/FillGlobalStorageJob.h"
+#include "FillGlobalStorageJob.h"
 
 #include "core/KPMHelpers.h"
 #include "core/PartitionInfo.h"
-#include "core/PartitionIterator.h"
 
 #include "Branding.h"
 #include "GlobalStorage.h"
 #include "JobQueue.h"
+#include "partition/FileSystem.h"
+#include "partition/PartitionIterator.h"
 #include "utils/Logger.h"
 
-// KPMcore
-#include <core/device.h>
-#include <core/partition.h>
-#include <fs/filesystem.h>
-#include <fs/luks.h>
+#include <kpmcore/core/device.h>
+#include <kpmcore/core/partition.h>
+#include <kpmcore/fs/filesystem.h>
+#include <kpmcore/fs/luks.h>
 
-// Qt
 #include <QDebug>
 #include <QDir>
 #include <QFileInfo>
 #include <QProcess>
 
-using KPMHelpers::untranslatedFS;
-using KPMHelpers::userVisibleFS;
+using CalamaresUtils::Partition::untranslatedFS;
+using CalamaresUtils::Partition::userVisibleFS;
+using CalamaresUtils::Partition::PartitionIterator;
 
 typedef QHash< QString, QString > UuidForPartitionHash;
 

src/modules/partition/jobs/FillGlobalStorageJob.h

@@ -20,7 +20,7 @@
 #ifndef FILLGLOBALSTORAGEJOB_H
 #define FILLGLOBALSTORAGEJOB_H
 
-#include <Job.h>
+#include "Job.h"
 
 // Qt
 #include <QList>

src/modules/partition/jobs/FormatPartitionJob.cpp

@@ -2,6 +2,7 @@
  *
  *   Copyright 2014, Aurélien Gâteau <agateau@kde.org>
  *   Copyright 2015-2016, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2020, Adriaan de Groot <groot@kde.org>
  *
  *   Calamares is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -17,22 +18,20 @@
  *   along with Calamares. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "jobs/FormatPartitionJob.h"
-
-#include "core/KPMHelpers.h"
+#include "FormatPartitionJob.h"
 
+#include "partition/FileSystem.h"
 #include "utils/Logger.h"
 
-// KPMcore
-#include <core/device.h>
-#include <core/partition.h>
-#include <core/partitiontable.h>
-#include <fs/filesystem.h>
-#include <ops/createfilesystemoperation.h>
-#include <util/report.h>
+#include <kpmcore/core/device.h>
+#include <kpmcore/core/partition.h>
+#include <kpmcore/core/partitiontable.h>
+#include <kpmcore/fs/filesystem.h>
+#include <kpmcore/ops/createfilesystemoperation.h>
+#include <kpmcore/util/report.h>
 
-using KPMHelpers::untranslatedFS;
-using KPMHelpers::userVisibleFS;
+using CalamaresUtils::Partition::untranslatedFS;
+using CalamaresUtils::Partition::userVisibleFS;
 
 FormatPartitionJob::FormatPartitionJob( Device* device, Partition* partition )
     : PartitionJob( partition )

src/modules/partition/jobs/FormatPartitionJob.h

@@ -20,7 +20,7 @@
 #ifndef FORMATPARTITIONJOB_H
 #define FORMATPARTITIONJOB_H
 
-#include <jobs/PartitionJob.h>
+#include "PartitionJob.h"
 
 class Device;
 class Partition;

src/modules/partition/jobs/PartitionJob.cpp

@@ -16,7 +16,7 @@
  *   along with Calamares. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <jobs/PartitionJob.h>
+#include "PartitionJob.h"
 
 PartitionJob::PartitionJob( Partition* partition )
     : m_partition( partition )

src/modules/partition/jobs/PartitionJob.h

@@ -1,6 +1,7 @@
 /* === This file is part of Calamares - <https://github.com/calamares> ===
  *
  *   Copyright 2014, Aurélien Gâteau <agateau@kde.org>
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
  *
  *   Calamares is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -19,12 +20,13 @@
 #ifndef PARTITIONJOB_H
 #define PARTITIONJOB_H
 
-#include <Job.h>
+#include "Job.h"
+#include "partition/KPMManager.h"
 
 class Partition;
 
 /**
- * Base class for jobs which affect a partition.
+ * Base class for jobs which affect a partition and which use KPMCore.
  */
 class PartitionJob : public Calamares::Job
 {
@@ -46,6 +48,7 @@ public slots:
     void iprogress( int percent );
 
 protected:
+    CalamaresUtils::Partition::KPMManager m_kpmcore;
     Partition* m_partition;
 };
 

src/modules/partition/jobs/RemoveVolumeGroupJob.h

@@ -19,7 +19,8 @@
 #ifndef REMOVEVOLUMEGROUPJOB_H
 #define REMOVEVOLUMEGROUPJOB_H
 
-#include <Job.h>
+#include "Job.h"
+#include "partition/KPMManager.h"
 
 class LvmDevice;
 
@@ -35,6 +36,7 @@ public:
     Calamares::JobResult exec() override;
 
 private:
+    CalamaresUtils::Partition::KPMManager m_kpmcore;
     LvmDevice* m_device;
 };
 

src/modules/partition/jobs/ResizePartitionJob.cpp

@@ -23,9 +23,9 @@
 #include "utils/Units.h"
 
 // KPMcore
-#include <core/device.h>
-#include <ops/resizeoperation.h>
-#include <util/report.h>
+#include <kpmcore/core/device.h>
+#include <kpmcore/ops/resizeoperation.h>
+#include <kpmcore/util/report.h>
 
 using CalamaresUtils::BytesToMiB;
 

src/modules/partition/jobs/ResizePartitionJob.h

@@ -20,7 +20,7 @@
 #ifndef RESIZEPARTITIONJOB_H
 #define RESIZEPARTITIONJOB_H
 
-#include <jobs/PartitionJob.h>
+#include "PartitionJob.h"
 
 class Device;
 class Partition;

src/modules/partition/jobs/ResizeVolumeGroupJob.h

@@ -19,7 +19,8 @@
 #ifndef RESIZEVOLUMEGROUPJOB_H
 #define RESIZEVOLUMEGROUPJOB_H
 
-#include <Job.h>
+#include "Job.h"
+#include "partition/KPMManager.h"
 
 #include <QVector>
 
@@ -42,6 +43,7 @@ private:
     QString targetPartitions() const;
 
 private:
+    CalamaresUtils::Partition::KPMManager m_kpmcore;
     LvmDevice* m_device;
     QVector< const Partition* > m_partitionList;
 };

src/modules/partition/jobs/SetPartitionFlagsJob.cpp

@@ -1,6 +1,7 @@
 /* === This file is part of Calamares - <https://github.com/calamares> ===
  *
  *   Copyright 2016, Teo Mrnjavac <teo@kde.org>
+ *   Copyright 2020, Adriaan de Groot <groot@kde.org>
  *
  *   Based on the SetPartFlagsJob class from KDE Partition Manager,
  *   Copyright 2008, 2010, Volker Lanz <vl@fidra.de>
@@ -21,21 +22,19 @@
 
 #include "SetPartitionFlagsJob.h"
 
-#include "core/KPMHelpers.h"
-
+#include "partition/FileSystem.h"
 #include "utils/Logger.h"
 #include "utils/Units.h"
 
-// KPMcore
-#include <core/device.h>
-#include <core/partition.h>
-#include <fs/filesystem.h>
-#include <ops/setpartflagsoperation.h>
-#include <util/report.h>
+#include <kpmcore/core/device.h>
+#include <kpmcore/core/partition.h>
+#include <kpmcore/fs/filesystem.h>
+#include <kpmcore/ops/setpartflagsoperation.h>
+#include <kpmcore/util/report.h>
 
 using CalamaresUtils::BytesToMiB;
-using KPMHelpers::untranslatedFS;
-using KPMHelpers::userVisibleFS;
+using CalamaresUtils::Partition::untranslatedFS;
+using CalamaresUtils::Partition::userVisibleFS;
 
 SetPartFlagsJob::SetPartFlagsJob( Device* device,
                                   Partition* partition,

src/modules/partition/jobs/SetPartitionFlagsJob.h

@@ -22,7 +22,7 @@
 #ifndef SETPARTITIONFLAGSJOB_H
 #define SETPARTITIONFLAGSJOB_H
 
-#include <jobs/PartitionJob.h>
+#include "PartitionJob.h"
 
 #include <kpmcore/core/partitiontable.h>
 

src/modules/partition/tests/CMakeLists.txt

@@ -26,7 +26,16 @@ calamares_add_test(
     SOURCES ${partitionjobtests_SRCS}
     LIBRARIES
         kpmcore
+    DEFINITIONS ${_partition_defs}
 )
-if( TARGET partitionjobtests )
-    target_compile_definitions( partitionjobtests PRIVATE ${_partition_defs} )
-endif()
+
+calamares_add_test(
+    clearmountsjobtests
+    SOURCES
+        ${PartitionModule_SOURCE_DIR}/jobs/ClearMountsJob.cpp
+        ClearMountsJobTests.cpp
+    LIBRARIES
+        kpmcore
+    DEFINITIONS ${_partition_defs}
+)
+

src/modules/partition/tests/ClearMountsJobTests.cpp

@@ -0,0 +1,66 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "ClearMountsJobTests.h"
+
+#include "utils/Logger.h"
+
+#include <QtTest/QtTest>
+
+QTEST_GUILESS_MAIN( ClearMountsJobTests )
+
+
+/* Not exactly public API */
+QStringList
+getPartitionsForDevice( const QString& deviceName );
+
+QStringList
+getPartitionsForDevice_other(const QString& deviceName)
+{
+    QProcess process;
+    process.setProgram( "sh" );
+    process.setArguments( {
+                              "-c",
+                              QString( "echo $(awk '{print $4}' /proc/partitions | sed -e '/name/d' -e '/^$/d' -e '/[1-9]/!d' | grep %1)" )
+                                      .arg( deviceName )
+                          } );
+    process.start();
+    process.waitForFinished();
+
+    const QString partitions = process.readAllStandardOutput();
+    const QStringList partitionsList = partitions.simplified().split( ' ' );
+
+    return partitionsList;
+}
+
+
+ClearMountsJobTests::ClearMountsJobTests()
+{
+    Logger::setupLogLevel(6);
+}
+
+void ClearMountsJobTests::testFindPartitions()
+{
+    QStringList partitions = getPartitionsForDevice( "sda" );
+    QStringList other_part = getPartitionsForDevice_other( "sda" );
+
+    cDebug() << "Initial implementation:" << Logger::DebugList( partitions );
+    cDebug() << "Other implementation:" << Logger::DebugList( other_part );
+
+    QCOMPARE( partitions, other_part );
+}

src/modules/partition/tests/ClearMountsJobTests.h

@@ -0,0 +1,34 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   Copyright 2019, Adriaan de Groot <groot@kde.org>
+ *
+ *   Calamares 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.
+ *
+ *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef CLEARMOUNTSJOBTESTS_H
+#define CLEARMOUNTSJOBTESTS_H
+
+#include <QObject>
+
+class ClearMountsJobTests : public QObject
+{
+    Q_OBJECT
+public:
+    ClearMountsJobTests();
+
+private Q_SLOTS:
+    void testFindPartitions();
+};
+
+#endif

src/modules/partition/tests/PartitionJobTests.cpp

@@ -19,16 +19,18 @@
 
 #include <PartitionJobTests.h>
 
+#include "partition/KPMManager.h"
+#include "partition/PartitionQuery.h"
+#include "utils/Logger.h"
 #include "utils/Units.h"
 
+#include <core/KPMHelpers.h>
 #include <jobs/CreatePartitionJob.h>
 #include <jobs/CreatePartitionTableJob.h>
 #include <jobs/ResizePartitionJob.h>
-#include <core/KPMHelpers.h>
 
 // CalaPM
 #include <backend/corebackend.h>
-#include <backend/corebackendmanager.h>
 #include <fs/filesystemfactory.h>
 
 // Qt
@@ -40,6 +42,7 @@ QTEST_GUILESS_MAIN( PartitionJobTests )
 
 using namespace Calamares;
 using CalamaresUtils::operator""_MiB;
+using CalamaresUtils::Partition::isPartitionFreeSpace;
 
 class PartitionMounter
 {
@@ -56,15 +59,14 @@ public:
     ~PartitionMounter()
     {
         if ( !m_mounted )
+        {
             return;
+        }
         int ret = QProcess::execute( "umount", QStringList() << m_mountPointDir.path() );
         QCOMPARE( ret, 0 );
     }
 
-    QString mountPoint() const
-    {
-        return m_mounted ? m_mountPointDir.path() : QString();
-    }
+    QString mountPoint() const { return m_mounted ? m_mountPointDir.path() : QString(); }
 
 private:
     QString m_devicePath;
@@ -115,8 +117,10 @@ static Partition*
 firstFreePartition( PartitionNode* parent )
 {
     for ( auto child : parent->children() )
-        if ( KPMHelpers::isPartitionFreeSpace( child ) )
+        if ( isPartitionFreeSpace( child ) )
+        {
             return child;
+        }
     return nullptr;
 }
 
@@ -143,7 +147,9 @@ QueueRunner::run()
     m_queue->start();
     QEventLoop loop;
     while ( !m_finished )
+    {
         loop.processEvents();
+    }
     return m_success;
 }
 
@@ -161,10 +167,13 @@ QueueRunner::onFailed( const QString& message, const QString& details )
     QFAIL( qPrintable( msg ) );
 }
 
+CalamaresUtils::Partition::KPMManager* kpmcore = nullptr;
+
 //- PartitionJobTests ------------------------------------------------------------------
 PartitionJobTests::PartitionJobTests()
     : m_runner( &m_queue )
-{}
+{
+}
 
 void
 PartitionJobTests::initTestCase()
@@ -173,21 +182,27 @@ PartitionJobTests::initTestCase()
     if ( devicePath.isEmpty() )
     {
         // The 0 is to keep the macro parameters happy
-        QSKIP( "Skipping test, CALAMARES_TEST_DISK is not set. It should point to a disk which can be safely formatted", 0 );
+        QSKIP( "Skipping test, CALAMARES_TEST_DISK is not set. It should point to a disk which can be safely formatted",
+               0 );
     }
 
-    QVERIFY( KPMHelpers::initKPMcore() );
+    kpmcore = new CalamaresUtils::Partition::KPMManager();
     FileSystemFactory::init();
 
     refreshDevice();
 }
 
+void
+PartitionJobTests::cleanupTestCase()
+{
+    delete kpmcore;
+}
+
 void
 PartitionJobTests::refreshDevice()
 {
     QString devicePath = qgetenv( "CALAMARES_TEST_DISK" );
-    CoreBackend* backend = CoreBackendManager::self()->backend();
-    m_device.reset( backend->scanDevice( devicePath ) );
+    m_device.reset( kpmcore->backend()->scanDevice( devicePath ) );
     QVERIFY( !m_device.isNull() );
 }
 
@@ -214,7 +229,10 @@ PartitionJobTests::queuePartitionTableCreation( PartitionTable::TableType type)
 }
 
 CreatePartitionJob*
-PartitionJobTests::newCreatePartitionJob( Partition* freeSpacePartition, PartitionRole role, FileSystem::Type type, qint64 size )
+PartitionJobTests::newCreatePartitionJob( Partition* freeSpacePartition,
+                                          PartitionRole role,
+                                          FileSystem::Type type,
+                                          qint64 size )
 {
     Q_ASSERT( freeSpacePartition );
 
@@ -222,25 +240,27 @@ PartitionJobTests::newCreatePartitionJob( Partition* freeSpacePartition, Partiti
     qint64 lastSector;
 
     if ( size > 0 )
+    {
         lastSector = firstSector + size / m_device->logicalSize();
+    }
     else
+    {
         lastSector = freeSpacePartition->lastSector();
-    FileSystem* fs = FileSystemFactory::create( type, firstSector, lastSector
-        ,m_device->logicalSize()
-    );
+    }
+    FileSystem* fs = FileSystemFactory::create( type, firstSector, lastSector, m_device->logicalSize() );
 
-    Partition* partition = new Partition(
-        freeSpacePartition->parent(),
+    Partition* partition = new Partition( freeSpacePartition->parent(),
                                           *m_device,
                                           role,
-        fs, firstSector, lastSector,
+                                          fs,
+                                          firstSector,
+                                          lastSector,
                                           QString() /* path */,
                                           KPM_PARTITION_FLAG( None ) /* availableFlags */,
                                           QString() /* mountPoint */,
                                           false /* mounted */,
                                           KPM_PARTITION_FLAG( None ) /* activeFlags */,
-        KPM_PARTITION_STATE(New)
-    );
+                                          KPM_PARTITION_STATE( New ) );
     return new CreatePartitionJob( m_device.data(), partition );
 }
 
@@ -302,7 +322,8 @@ PartitionJobTests::testCreatePartitionExtended()
 
     freePartition = firstFreePartition( m_device->partitionTable() );
     QVERIFY( freePartition );
-    job = newCreatePartitionJob( freePartition, PartitionRole( PartitionRole::Extended ), FileSystem::Extended, 10_MiB);
+    job = newCreatePartitionJob(
+        freePartition, PartitionRole( PartitionRole::Extended ), FileSystem::Extended, 10_MiB );
     job->updatePreview();
     m_queue.enqueue( job_ptr( job ) );
     Partition* extendedPartition = job->partition();
@@ -366,15 +387,13 @@ PartitionJobTests::testResizePartition()
 
         Partition* freePartition = firstFreePartition( m_device->partitionTable() );
         QVERIFY( freePartition );
-        Partition* partition = KPMHelpers::createNewPartition(
-            freePartition->parent(),
+        Partition* partition = KPMHelpers::createNewPartition( freePartition->parent(),
                                                                *m_device,
                                                                PartitionRole( PartitionRole::Primary ),
                                                                FileSystem::Ext4,
                                                                oldFirst,
                                                                oldLast,
-            KPM_PARTITION_FLAG(None)
-        );
+                                                               KPM_PARTITION_FLAG( None ) );
         CreatePartitionJob* job = new CreatePartitionJob( m_device.data(), partition );
         job->updatePreview();
         m_queue.enqueue( job_ptr( job ) );
@@ -386,7 +405,8 @@ PartitionJobTests::testResizePartition()
         // Write a test file in the partition
         refreshDevice();
         QVERIFY( m_device->partitionTable() );
-        Partition* partition = m_device->partitionTable()->findPartitionBySector( oldFirst, PartitionRole( PartitionRole::Primary ) );
+        Partition* partition
+            = m_device->partitionTable()->findPartitionBySector( oldFirst, PartitionRole( PartitionRole::Primary ) );
         QVERIFY( partition );
         QCOMPARE( partition->firstSector(), oldFirst );
         QCOMPARE( partition->lastSector(), oldLast );
@@ -411,7 +431,8 @@ PartitionJobTests::testResizePartition()
     {
         refreshDevice();
         QVERIFY( m_device->partitionTable() );
-        Partition* partition = m_device->partitionTable()->findPartitionBySector( newFirst, PartitionRole( PartitionRole::Primary ) );
+        Partition* partition
+            = m_device->partitionTable()->findPartitionBySector( newFirst, PartitionRole( PartitionRole::Primary ) );
         QVERIFY( partition );
         QCOMPARE( partition->firstSector(), newFirst );
         QCOMPARE( partition->lastSector(), newLast );

src/modules/partition/tests/PartitionJobTests.h

@@ -59,6 +59,7 @@ public:
 
 private Q_SLOTS:
     void initTestCase();
+    void cleanupTestCase();
     void testPartitionTable();
     void testCreatePartition();
     void testCreatePartitionExtended();
@@ -71,7 +72,8 @@ private:
     QueueRunner m_runner;
 
     void queuePartitionTableCreation( PartitionTable::TableType type );
-    CreatePartitionJob* newCreatePartitionJob( Partition* freeSpacePartition, PartitionRole, FileSystem::Type type, qint64 size );
+    CreatePartitionJob*
+    newCreatePartitionJob( Partition* freeSpacePartition, PartitionRole, FileSystem::Type type, qint64 size );
     void refreshDevice();
 };
 

src/modules/unpackfs/main.py

@@ -32,6 +32,7 @@ import sys
 import tempfile
 
 from libcalamares import *
+from libcalamares.utils import mount
 
 import gettext
 _ = gettext.translation("calamares-python",
@@ -277,34 +278,29 @@ class UnpackOperation:
 
     def mount_image(self, entry, imgmountdir):
         """
-        Mount given image as loop device.
+        Mount given @p entry as loop device on @p imgmountdir.
 
         A *file* entry (e.g. one with *sourcefs* set to *file*)
         is not mounted and just ignored.
 
-        :param entry:
-        :param imgmountdir:
+        :param entry: the entry to mount (source is the important property)
+        :param imgmountdir: where to mount it
+
+        :returns: None, but throws if the mount failed
         """
         if entry.is_file():
             return
 
         if os.path.isdir(entry.source):
-            subprocess.check_call(["mount",
-                                   "--bind", entry.source,
-                                   imgmountdir])
+            r = mount(entry.source, imgmountdir, "", "--bind")
         elif os.path.isfile(entry.source):
-            subprocess.check_call(["mount",
-                                   entry.source,
-                                   imgmountdir,
-                                   "-t", entry.sourcefs,
-                                   "-o", "loop"
-                                   ])
+            r = mount(entry.source, imgmountdir, entry.sourcefs, "loop")
         else: # entry.source is a device
-            subprocess.check_call(["mount",
-                                   entry.source,
-                                   imgmountdir,
-                                   "-t", entry.sourcefs
-                                   ])
+            r = mount(entry.source, imgmountdir, entry.sourcefs, "")
+
+        if r != 0:
+            raise subprocess.CalledProcessError(r, "mount")
+
 
     def unpack_image(self, entry, imgmountdir):
         """