anaconda/anaconda-40.22.3.13/pyanaconda/modules/storage/devicetree/populate.py
2024-11-14 21:39:56 -08:00

58 lines
2 KiB
Python

#
# Populate tasks
#
# 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 blivet.errors import UnusableConfigurationError
from blivet.i18n import _
from pyanaconda.anaconda_loggers import get_module_logger
from pyanaconda.modules.common.errors.storage import UnusableStorageError
from pyanaconda.modules.common.task import Task
log = get_module_logger(__name__)
__all__ = ["FindDevicesTask"]
class FindDevicesTask(Task):
"""A task to find new devices."""
def __init__(self, devicetree):
"""Create a new task.
:param devicetree: a device tree to populate
"""
super().__init__()
self._devicetree = devicetree
@property
def name(self):
return "Find new devices"
def run(self):
"""Run the task.
:raise: UnusableStorageError if the model is not usable
"""
try:
self._devicetree.populate()
self._devicetree.teardown_all()
except UnusableConfigurationError as e:
log.error("Failed to find devices: %s", e)
message = "\n\n".join([str(e), _(e.suggestion)])
raise UnusableStorageError(message) from None