# 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/>
#
import importlib
from abc import (
ABCMeta,
abstractmethod
)
import logging
# project
from kiwi.exceptions import KiwiPartitionerSetupError
log = logging.getLogger('kiwi')
[docs]
class Partitioner(metaclass=ABCMeta):
"""
**Partitioner factory**
:param string table_type: Table type name
:param object storage_provider: Instance of class based on DeviceProvider
:param int start_sector: sector number
:param bool extended_layout: support extended layout for msdos table
"""
@abstractmethod
def __init__(self) -> None:
return None # pragma: no cover
[docs]
@staticmethod
def new(
table_type: str, storage_provider: object,
start_sector: int = None, extended_layout: bool = False
):
name_map = {
'msdos': 'MsDos',
'gpt': 'Gpt',
'dasd': 'Dasd'
}
try:
partitioner = importlib.import_module(
'kiwi.partitioner.{0}'.format(table_type)
)
module_name = 'Partitioner{0}'.format(name_map[table_type])
if table_type == 'dasd' and start_sector:
log.warning(
'disk start_sector value is ignored for dasd partitions'
)
start_sector = None
return partitioner.__dict__[module_name](
storage_provider, start_sector, extended_layout
)
except Exception as issue:
raise KiwiPartitionerSetupError(
'Support for {0} partitioner not implemented: {1}'.format(
table_type, issue
)
)