def __init__(self, xml_state, root_dir):
self.configured_size = xml_state.get_build_type_size()
self.size = SystemSize(root_dir)
self.requested_image_type = xml_state.get_build_type_name()
if self.requested_image_type in Defaults.get_filesystem_image_types():
self.requested_filesystem = self.requested_image_type
else:
self.requested_filesystem = xml_state.build_type.get_filesystem()
def __init__(self, xml_state, root_dir):
self.configured_size = xml_state.get_build_type_size()
self.build_type_name = xml_state.get_build_type_name()
self.filesystem = xml_state.build_type.get_filesystem()
self.bootpart_requested = xml_state.build_type.get_bootpartition()
self.bootpart_mbytes = xml_state.build_type.get_bootpartsize()
self.mdraid = xml_state.build_type.get_mdraid()
self.luks = xml_state.build_type.get_luks()
self.volume_manager = xml_state.get_volume_management()
self.bootloader = xml_state.build_type.get_bootloader()
self.oemconfig = xml_state.get_build_type_oemconfig_section()
self.volumes = xml_state.get_volumes()
self.firmware = FirmWare(xml_state)
self.rootsize = SystemSize(root_dir)
self.root_dir = root_dir
self.xml_state = xml_state
def __calculate_volume_mbytes(self):
"""
calculate the number of mbytes each volume path currently
consumes and also provide a total number of these values
"""
volume_mbytes_type = namedtuple('volume_mbytes_type',
['volume', 'total'])
volume_mbytes = {}
volume_total = 0
for volume in self.volumes:
if volume.realpath and not volume.realpath == '/':
path_to_volume = self.root_dir + '/' + volume.realpath
if os.path.exists(path_to_volume):
volume_size = SystemSize(path_to_volume)
volume_mbytes[volume.realpath] = volume_size.customize(
volume_size.accumulate_mbyte_file_sizes(),
self.filesystem)
volume_total += volume_mbytes[volume.realpath]
return volume_mbytes_type(volume=volume_mbytes, total=volume_total)
def get_volume_mbsize(self, mbsize, size_type, realpath, filesystem_name):
"""
Implements size lookup for the given path and desired
filesystem according to the specified size type
"""
if size_type == 'freespace':
# Please note for nested volumes which contains other volumes
# the freespace calculation is not correct. Example:
# /usr is a volume and /usr/lib is a volume. If freespace is
# set for the /usr volume the data size calculated also
# contains the data of the /usr/lib path which will live in
# an extra volume later. The result will be more freespace
# than expected ! Especially for the root volume this matters
# most because it always nests all other volumes. Thus it is
# better to use a fixed size for the root volume if it is not
# configured to use all rest space
#
# You are invited to fix it :)
volume_size = SystemSize(self.root_dir + '/' + realpath)
mbsize = int(mbsize) + \
Defaults.get_min_volume_mbytes()
mbsize += volume_size.customize(
volume_size.accumulate_mbyte_file_sizes(), filesystem_name)
return mbsize
def __get_container_filesystem_size_mbytes(self):
size = SystemSize(self.root_dir)
root_dir_mbytes = size.accumulate_mbyte_file_sizes()
return size.customize(root_dir_mbytes, 'ext4')
def create(self):
# media dir to store CD contents
self.media_dir = mkdtemp(prefix='live-media.', dir=self.target_dir)
rootsize = SystemSize(self.media_dir)
# custom iso metadata
log.info('Using following live ISO metadata:')
log.info('--> Application id: %s', self.mbrid.get_id())
log.info('--> Publisher: %s', Defaults.get_publisher())
custom_iso_args = [
'-A',
self.mbrid.get_id(),
'-p',
'"' + Defaults.get_preparer() + '"',
'-publisher',
'"' + Defaults.get_publisher() + '"',
]
if self.volume_id:
log.info('--> Volume id: %s', self.volume_id)
custom_iso_args.append('-V')
custom_iso_args.append('"' + self.volume_id + '"')
# prepare boot(initrd) root system
log.info('Preparing live ISO boot system')
self.boot_image_task.prepare()
# export modprobe configuration to boot image
self.system_setup.export_modprobe_setup(
self.boot_image_task.boot_root_directory)
# pack system into live boot structure
log.info('Packing system into live ISO type: %s', self.live_type)
if self.live_type in self.types:
live_type_image = FileSystem(name=self.types[self.live_type],
device_provider=None,
root_dir=self.root_dir)
live_type_image.create_on_file(self.live_image_file)
Command.run(['mv', self.live_image_file, self.media_dir])
self.__create_live_iso_client_config(self.live_type)
else:
raise KiwiLiveBootImageError('live ISO type "%s" not supported' %
self.live_type)
# setup bootloader config to boot the ISO via isolinux
log.info('Setting up isolinux bootloader configuration')
bootloader_config_isolinux = BootLoaderConfig('isolinux',
self.xml_state,
self.media_dir)
bootloader_config_isolinux.setup_live_boot_images(
mbrid=None, lookup_path=self.boot_image_task.boot_root_directory)
bootloader_config_isolinux.setup_live_image_config(mbrid=None)
bootloader_config_isolinux.write()
# setup bootloader config to boot the ISO via EFI
if self.firmware.efi_mode():
log.info('Setting up EFI grub bootloader configuration')
bootloader_config_grub = BootLoaderConfig('grub2', self.xml_state,
self.media_dir)
bootloader_config_grub.setup_live_boot_images(
mbrid=self.mbrid,
lookup_path=self.boot_image_task.boot_root_directory)
bootloader_config_grub.setup_live_image_config(mbrid=self.mbrid)
bootloader_config_grub.write()
# create initrd for live image
log.info('Creating live ISO boot image')
self.__create_live_iso_kernel_and_initrd()
# calculate size and decide if we need UDF
if rootsize.accumulate_mbyte_file_sizes() > 4096:
log.info('ISO exceeds 4G size, using UDF filesystem')
custom_iso_args.append('-allow-limited-size')
custom_iso_args.append('-udf')
# create iso filesystem from media_dir
log.info('Creating live ISO image')
iso_image = FileSystemIsoFs(device_provider=None,
root_dir=self.media_dir,
custom_args=custom_iso_args)
iso_header_offset = iso_image.create_on_file(self.isoname)
# make it hybrid
if self.hybrid:
Iso.create_hybrid(iso_header_offset, self.mbrid, self.isoname)
self.result.add('live_image', self.isoname)
return self.result
