# Copyright (c) 2015 SUSE Linux GmbH. All rights reserved.
#
# This file is part of kiwi.
#
# kiwi 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.
#
# kiwi 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 kiwi. If not, see <http://www.gnu.org/licenses/>
# project
import kiwi.defaults as defaults
from kiwi.filesystem.base import FileSystemBase
from kiwi.command import Command
[docs]
class FileSystemFat32(FileSystemBase):
"""
**Implements creation of fat32 filesystem**
"""
[docs]
def create_on_device(
self, label: str = None, size: int = 0, unit: str = defaults.UNIT.kb,
uuid: str = None
):
"""
Create fat32 filesystem on block device
:param str label: label name
:param int size:
size value, can also be counted from the end via -X
The value is interpreted in units of: unit
:param str unit:
unit name. Default unit is set to: defaults.UNIT.kb
:param str uuid: Volume Label, there is no real UUID on fat
"""
device_args = [self.device_provider.get_device()]
if label:
self.custom_args['create_options'].append('-n')
self.custom_args['create_options'].append(label)
if uuid:
self.custom_args['create_options'].append('-i')
self.custom_args['create_options'].append(uuid)
if size:
device_args.append(
self._fs_size(
size=self._map_size(
size, from_unit=unit, to_unit=defaults.UNIT.kb
), unit=defaults.UNIT.kb
)
)
Command.run(
[
'mkdosfs', '-F32', '-I'
] + self.custom_args['create_options'] + device_args
)
[docs]
def set_uuid(self):
"""
Create new random filesystem UUID
"""
device = self.device_provider.get_device()
Command.run(
['mlabel', '-n', '-i', device, '::']
)