112 lines
4.3 KiB
Python
112 lines
4.3 KiB
Python
#
|
|
# Base object of all payloads.
|
|
#
|
|
# Copyright (C) 2019 Red Hat, Inc.
|
|
#
|
|
# This copyrighted material is made available to anyone wishing to use,
|
|
# modify, copy, or redistribute it subject to the terms and conditions of
|
|
# the GNU General Public License v.2, or (at your option) any later version.
|
|
# This program is distributed in the hope that it will be useful, but WITHOUT
|
|
# ANY WARRANTY expressed or implied, including the implied warranties 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 this program; if not, write to the
|
|
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
|
|
# source code or documentation are not subject to the GNU General Public
|
|
# License and may only be used or replicated with the express permission of
|
|
# Red Hat, Inc.
|
|
#
|
|
from abc import ABCMeta
|
|
|
|
from dasbus.server.interface import dbus_interface
|
|
from dasbus.server.property import emits_properties_changed
|
|
from dasbus.typing import * # pylint: disable=wildcard-import
|
|
from pyanaconda.modules.common.base.base_template import ModuleInterfaceTemplate
|
|
from pyanaconda.modules.common.constants.interfaces import PAYLOAD
|
|
from pyanaconda.modules.common.containers import PayloadSourceContainer, TaskContainer
|
|
|
|
|
|
@dbus_interface(PAYLOAD.interface_name)
|
|
class PayloadBaseInterface(ModuleInterfaceTemplate, metaclass=ABCMeta):
|
|
"""Base class for all the payload module interfaces.
|
|
|
|
This object contains API shared by all the payloads. Everything in this object has
|
|
to be implemented by a payload to be usable.
|
|
"""
|
|
|
|
def connect_signals(self):
|
|
super().connect_signals()
|
|
self.watch_property("Sources", self.implementation.sources_changed)
|
|
|
|
@property
|
|
def Type(self) -> Str:
|
|
"""Type of this payload.
|
|
|
|
Possible types are values of the payload.base.constants.PayloadType enum
|
|
|
|
:return: a string representation of a payload type
|
|
"""
|
|
return self.implementation.type.value
|
|
|
|
@property
|
|
def DefaultSourceType(self) -> Str:
|
|
"""Type of the default source.
|
|
|
|
See the SourceType enum for valid values.
|
|
|
|
:return: a string representation of a source type
|
|
"""
|
|
return self.implementation.default_source_type.value
|
|
|
|
@property
|
|
def SupportedSourceTypes(self) -> List[Str]:
|
|
"""Get list of supported source types.
|
|
|
|
See the SourceType enum for valid values.
|
|
|
|
:return: a list of string representations of source types
|
|
"""
|
|
return [val.value for val in self.implementation.supported_source_types]
|
|
|
|
@property
|
|
def Sources(self) -> List[ObjPath]:
|
|
"""Get list of sources attached to this payload."""
|
|
return PayloadSourceContainer.to_object_path_list(
|
|
self.implementation.sources
|
|
)
|
|
|
|
@Sources.setter
|
|
@emits_properties_changed
|
|
def Sources(self, sources: List[ObjPath]):
|
|
"""Attach list of sources to this payload.
|
|
|
|
Before setting the sources, please make sure the sources are not initialized otherwise
|
|
the SourceSetupError exception will be raised. Payload has to cleanup after itself.
|
|
|
|
..NOTE:
|
|
The SourceSetupError is a reasonable effort to solve the race condition. However,
|
|
there is still a possibility that the task to initialize sources (`SetupSourcesWithTask()`)
|
|
was created with the old list but not run yet. In that case this check will not work and
|
|
the initialization task will run with the old list.
|
|
|
|
:raise: IncompatibleSourceError when source is not a supported type
|
|
SourceSetupError when attached sources are initialized
|
|
"""
|
|
self.implementation.set_sources(
|
|
PayloadSourceContainer.from_object_path_list(
|
|
sources
|
|
)
|
|
)
|
|
|
|
def SetUpSourcesWithTask(self) -> ObjPath:
|
|
"""Set up installation sources."""
|
|
return TaskContainer.to_object_path(
|
|
self.implementation.set_up_sources_with_task()
|
|
)
|
|
|
|
def TearDownSourcesWithTask(self) -> ObjPath:
|
|
"""Tear down installation sources."""
|
|
return TaskContainer.to_object_path(
|
|
self.implementation.tear_down_sources_with_task()
|
|
)
|