146 lines
5.4 KiB
Python
146 lines
5.4 KiB
Python
#
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# DBus interface for the storage.
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#
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# Copyright (C) 2018 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 dasbus.server.property import emits_properties_changed
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from pyanaconda.modules.common.constants.services import STORAGE
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from pyanaconda.modules.common.base import KickstartModuleInterface
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from dasbus.server.interface import dbus_interface
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from dasbus.typing import * # pylint: disable=wildcard-import
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from pyanaconda.modules.common.containers import PartitioningContainer, TaskContainer
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from pyanaconda.modules.storage.partitioning.constants import PartitioningMethod
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@dbus_interface(STORAGE.interface_name)
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class StorageInterface(KickstartModuleInterface):
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"""DBus interface for Storage module."""
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def connect_signals(self):
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"""Connect the signals."""
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super().connect_signals()
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self.watch_property(
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"CreatedPartitioning", self.implementation.created_partitioning_changed
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)
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self.watch_property(
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"AppliedPartitioning", self.implementation.applied_partitioning_changed
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)
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def ScanDevicesWithTask(self) -> ObjPath:
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"""Scan all devices with a task.
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Create a model of the current storage. This model will be used
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to schedule partitioning actions and validate the planned
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partitioning layout. See the CreatePartitioning method.
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:return: a path to a task
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"""
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return TaskContainer.to_object_path(
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self.implementation.scan_devices_with_task()
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)
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@emits_properties_changed
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def CreatePartitioning(self, method: Str) -> ObjPath:
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"""Create a new partitioning.
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Create a new partitioning module with its own copy of the current
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storage model. The partitioning module provides an isolated
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playground for scheduling partitioning actions and validating
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the planned partitioning layout. Once the layout is valid, call
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ApplyPartitioning to choose it for the installation.
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Allowed values:
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AUTOMATIC
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CUSTOM
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MANUAL
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INTERACTIVE
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BLIVET
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:param method: a partitioning method
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:return: a path to a partitioning
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"""
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return PartitioningContainer.to_object_path(
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self.implementation.create_partitioning(PartitioningMethod(method))
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)
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@property
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def CreatedPartitioning(self) -> List[ObjPath]:
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"""List of all created partitioning modules.
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:return: a list of DBus paths
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"""
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return PartitioningContainer.to_object_path_list(
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self.implementation.created_partitioning
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)
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@emits_properties_changed
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def ApplyPartitioning(self, partitioning: ObjPath):
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"""Apply the partitioning.
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Choose a valid partitioning layout of the specified partitioning
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module for an installation. Call InstallWithTasks to execute the
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scheduled actions and commit these changes to selected disks.
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The device tree module provides information about the partitioned
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storage model instead of the model of the current storage if there
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is an applied partitioning.
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:param partitioning: a path to a partitioning
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:raise: InvalidStorageError if the partitioning is not valid
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"""
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self.implementation.apply_partitioning(
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PartitioningContainer.from_object_path(partitioning)
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)
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@property
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def AppliedPartitioning(self) -> Str:
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"""The applied partitioning.
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An empty string is not a valid object path, so
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the return type has to be a string in this case.
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:return: a DBus path or an empty string
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"""
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partitioning = self.implementation.applied_partitioning
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if not partitioning:
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return ""
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return PartitioningContainer.to_object_path(partitioning)
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@emits_properties_changed
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def ResetPartitioning(self):
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"""Reset the scheduled partitioning.
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Reset the applied partitioning and reset the storage models of all
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partitioning modules to the latest model of the system's storage
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configuration.
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This method will not rescan the system.
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"""
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self.implementation.reset_partitioning()
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def WriteConfigurationWithTask(self) -> ObjPath:
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"""Write the storage configuration with a task.
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FIXME: This is a temporary workaround.
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:return: an installation task
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"""
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return TaskContainer.to_object_path(
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self.implementation.write_configuration_with_task()
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)
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