116 lines
3.8 KiB
Python
116 lines
3.8 KiB
Python
# Copyright (c) 2015 SUSE Linux GmbH. All rights reserved.
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#
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# This file is part of kiwi.
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#
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# kiwi is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# kiwi is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with kiwi. If not, see <http://www.gnu.org/licenses/>
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#
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import platform
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# project
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from filesystem import FileSystem
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from loop_device import LoopDevice
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from device_provider import DeviceProvider
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from filesystem_setup import FileSystemSetup
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from defaults import Defaults
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from logger import log
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from result import Result
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from exceptions import (
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KiwiFileSystemSetupError
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)
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class FileSystemBuilder(object):
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"""
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Filesystem image builder
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"""
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def __init__(self, xml_state, target_dir, root_dir):
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self.custom_args = None
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self.label = None
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self.root_dir = root_dir
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self.requested_image_type = xml_state.get_build_type_name()
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if self.requested_image_type == 'pxe':
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self.requested_filesystem = xml_state.build_type.get_filesystem()
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else:
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self.requested_filesystem = self.requested_image_type
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if not self.requested_filesystem:
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raise KiwiFileSystemSetupError(
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'No filesystem configured in %s type' %
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self.requested_image_type
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)
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self.filename = ''.join(
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[
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target_dir, '/',
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xml_state.xml_data.get_name(),
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'.' + platform.machine(),
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'-' + xml_state.get_image_version(),
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'.', self.requested_filesystem
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]
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)
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self.blocksize = xml_state.build_type.get_target_blocksize()
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self.filesystem_setup = FileSystemSetup(xml_state, root_dir)
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self.filesystems_no_device_node = [
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'squashfs'
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]
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self.result = Result(xml_state)
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def create(self):
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log.info(
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'Creating %s filesystem', self.requested_filesystem
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)
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supported_filesystems = Defaults.get_filesystem_image_types()
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if self.requested_filesystem not in supported_filesystems:
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raise KiwiFileSystemSetupError(
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'Unknown filesystem: %s' % self.requested_filesystem
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)
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if self.requested_filesystem not in self.filesystems_no_device_node:
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self.__operate_on_loop()
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else:
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self.__operate_on_file()
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self.result.add(
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'filesystem_image', self.filename
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)
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return self.result
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def __operate_on_loop(self):
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filesystem = None
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loop_provider = LoopDevice(
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self.filename,
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self.filesystem_setup.get_size_mbytes(),
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self.blocksize
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)
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loop_provider.create()
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filesystem = FileSystem(
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self.requested_filesystem, loop_provider,
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self.root_dir, self.custom_args
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)
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filesystem.create_on_device(self.label)
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log.info(
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'--> Syncing data to filesystem on %s', loop_provider.get_device()
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)
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exclude_list = [
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'image', '.profile', '.kconfig', 'var/cache/kiwi'
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]
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filesystem.sync_data(exclude_list)
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def __operate_on_file(self):
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default_provider = DeviceProvider()
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filesystem = FileSystem(
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self.requested_filesystem, default_provider,
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self.root_dir, self.custom_args
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)
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filesystem.create_on_file(
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self.filename, self.label
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)
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