134 lines
5.2 KiB
Python
134 lines
5.2 KiB
Python
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# Copyright (C) 2019 Red Hat, Inc.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions of
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# the GNU General Public License v.2, or (at your option) any later version.
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY expressed or implied, including the implied warranties of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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# Public License for more details. You should have received a copy of the
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# GNU General Public License along with this program; if not, write to the
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# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
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# source code or documentation are not subject to the GNU General Public
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# License and may only be used or replicated with the express permission of
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# Red Hat, Inc.
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#
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from abc import ABCMeta, abstractmethod
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from blivet.errors import NoDisksError
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from blivet.formats.disklabel import DiskLabel
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from pyanaconda.anaconda_loggers import get_module_logger
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from pyanaconda.core.i18n import _
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from pyanaconda.modules.storage.bootloader.execution import setup_bootloader
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from pyanaconda.modules.common.constants.objects import DISK_INITIALIZATION
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from pyanaconda.modules.common.constants.services import STORAGE
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from pyanaconda.modules.storage.disk_initialization import DiskInitializationConfig
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from pyanaconda.modules.storage.partitioning.base_partitioning import PartitioningTask
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log = get_module_logger(__name__)
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__all__ = ["NonInteractivePartitioningTask"]
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class NonInteractivePartitioningTask(PartitioningTask, metaclass=ABCMeta):
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"""A task for the non-interactive partitioning configuration."""
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def _run(self, storage):
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"""Do the partitioning."""
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self._clear_partitions(storage)
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self._prepare_bootloader(storage)
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self._configure_partitioning(storage)
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self._setup_bootloader(storage)
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def _get_initialization_config(self):
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"""Get the initialization config.
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FIXME: This is a temporary method.
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"""
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config = DiskInitializationConfig()
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# Update the config.
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disk_init_proxy = STORAGE.get_proxy(DISK_INITIALIZATION)
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config.initialization_mode = disk_init_proxy.InitializationMode
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config.drives_to_clear = disk_init_proxy.DrivesToClear
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config.devices_to_clear = disk_init_proxy.DevicesToClear
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config.initialize_labels = disk_init_proxy.InitializeLabelsEnabled
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config.format_unrecognized = disk_init_proxy.FormatUnrecognizedEnabled
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config.clear_non_existent = False
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# Update the disk label.
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disk_label = disk_init_proxy.DefaultDiskLabel
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if disk_label and not DiskLabel.set_default_label_type(disk_label):
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log.warning("%s is not a supported disklabel type on this platform. "
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"Using default disklabel %s instead.", disk_label,
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DiskLabel.get_platform_label_types()[0])
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return config
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def _clear_partitions(self, storage):
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"""Clear partitions.
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:param storage: an instance of Blivet
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"""
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# Set up the initialization config.
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config = self._get_initialization_config()
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# Sort partitions by descending partition number to minimize confusing
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# things like multiple "destroy sda5" actions due to parted renumbering
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# partitions. This can still happen through the UI but it makes sense to
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# avoid it where possible.
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partitions = sorted(storage.partitions,
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key=lambda p: getattr(p.parted_partition, "number", 1),
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reverse=True)
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for part in partitions:
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log.debug("Looking at partition: %s", part.name)
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if not config.can_remove(storage, part):
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continue
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storage.recursive_remove(part)
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log.debug("Partitions: %s", [p.name for p in part.disk.children])
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# Now remove any empty extended partitions.
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storage.remove_empty_extended_partitions()
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# Ensure all disks have appropriate disk labels.
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for disk in storage.disks:
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log.debug("Looking at disk: %s", disk.name)
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if config.can_remove(storage, disk):
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log.debug("Removing %s.", disk.name)
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storage.recursive_remove(disk)
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if config.can_initialize(storage, disk):
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log.debug("Initializing %s.", disk.name)
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storage.initialize_disk(disk)
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# Check the usable disks.
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if not any(d for d in storage.disks if not d.format.hidden and not d.protected):
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raise NoDisksError(_("No usable disks."))
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def _prepare_bootloader(self, storage):
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"""Prepare the bootloader.
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:param storage: an instance of Blivet
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"""
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setup_bootloader(storage, dry_run=True)
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@abstractmethod
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def _configure_partitioning(self, storage):
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"""Configure the partitioning.
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:param storage: an instance of Blivet
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"""
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pass
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def _setup_bootloader(self, storage):
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"""Set up the bootloader.
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:param storage: an instance of Blivet
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"""
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setup_bootloader(storage)
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