def __init__(self, xml_state, target_dir, root_dir, custom_args=None):
self.media_dir = None
self.live_container_dir = None
self.arch = Defaults.get_platform_name()
self.root_dir = root_dir
self.target_dir = target_dir
self.xml_state = xml_state
self.live_type = xml_state.build_type.get_flags()
self.volume_id = xml_state.build_type.get_volid() or \
Defaults.get_volume_id()
self.mbrid = SystemIdentifier()
self.mbrid.calculate_id()
self.publisher = xml_state.build_type.get_publisher() or \
Defaults.get_publisher()
self.custom_args = custom_args
if not self.live_type:
self.live_type = Defaults.get_default_live_iso_type()
self.boot_image = BootImageDracut(xml_state, target_dir, self.root_dir)
self.firmware = FirmWare(xml_state)
self.system_setup = SystemSetup(xml_state=xml_state,
root_dir=self.root_dir)
self.isoname = ''.join([
target_dir, '/',
xml_state.xml_data.get_name(), '.' + Defaults.get_platform_name(),
'-' + xml_state.get_image_version(), '.iso'
])
self.result = Result(xml_state)
self.runtime_config = RuntimeConfig()
def __init__(self, xml_state, target_dir, root_dir, custom_args=None):
self.media_dir = None
self.live_container_dir = None
self.arch = platform.machine()
if self.arch == 'i686' or self.arch == 'i586':
self.arch = 'ix86'
self.root_dir = root_dir
self.target_dir = target_dir
self.xml_state = xml_state
self.live_type = xml_state.build_type.get_flags()
self.hybrid = xml_state.build_type.get_hybrid()
self.volume_id = xml_state.build_type.get_volid() or \
Defaults.get_volume_id()
self.mbrid = SystemIdentifier()
self.mbrid.calculate_id()
self.filesystem_custom_parameters = {
'mount_options': xml_state.get_fs_mount_option_list()
}
if not self.live_type:
self.live_type = Defaults.get_default_live_iso_type()
self.boot_image = BootImageDracut(xml_state, target_dir, self.root_dir)
self.firmware = FirmWare(xml_state)
self.system_setup = SystemSetup(xml_state=xml_state,
root_dir=self.root_dir)
self.isoname = ''.join([
target_dir, '/',
xml_state.xml_data.get_name(), '.' + platform.machine(),
'-' + xml_state.get_image_version(), '.iso'
])
self.result = Result(xml_state)
def __init__(self, xml_state, target_dir, root_dir, custom_args=None):
self.media_dir = None
self.live_container_dir = None
self.arch = platform.machine()
if self.arch == 'i686' or self.arch == 'i586':
self.arch = 'ix86'
self.root_dir = root_dir
self.target_dir = target_dir
self.xml_state = xml_state
self.live_type = xml_state.build_type.get_flags()
self.volume_id = xml_state.build_type.get_volid() or \
Defaults.get_volume_id()
self.mbrid = SystemIdentifier()
self.mbrid.calculate_id()
self.filesystem_custom_parameters = {
'mount_options': xml_state.get_fs_mount_option_list()
}
self.publisher = xml_state.build_type.get_publisher() or \
Defaults.get_publisher()
if not self.live_type:
self.live_type = Defaults.get_default_live_iso_type()
self.boot_image = BootImageDracut(
xml_state, target_dir, self.root_dir
)
self.firmware = FirmWare(
xml_state
)
self.system_setup = SystemSetup(
xml_state=xml_state, root_dir=self.root_dir
)
self.isoname = ''.join(
[
target_dir, '/',
xml_state.xml_data.get_name(),
'.' + platform.machine(),
'-' + xml_state.get_image_version(),
'.iso'
]
)
self.result = Result(xml_state)
self.runtime_config = RuntimeConfig()
class LiveImageBuilder(object):
"""
Live image builder
Attributes
* :attr:`xml_state`
Instance of XMLState
* :attr:`target_dir`
target directory path name
* :attr:`root_dir`
root directory path name
* :attr:`custom_args`
Custom processing arguments defined as hash keys:
* signing_keys: list of package signing keys
* xz_options: string of XZ compression parameters
"""
def __init__(self, xml_state, target_dir, root_dir, custom_args=None):
self.media_dir = None
self.live_container_dir = None
self.arch = platform.machine()
if self.arch == 'i686' or self.arch == 'i586':
self.arch = 'ix86'
self.root_dir = root_dir
self.target_dir = target_dir
self.xml_state = xml_state
self.live_type = xml_state.build_type.get_flags()
self.hybrid = xml_state.build_type.get_hybrid()
self.volume_id = xml_state.build_type.get_volid() or \
Defaults.get_volume_id()
self.mbrid = SystemIdentifier()
self.mbrid.calculate_id()
self.filesystem_custom_parameters = {
'mount_options': xml_state.get_fs_mount_option_list()
}
if not self.live_type:
self.live_type = Defaults.get_default_live_iso_type()
self.boot_image = BootImageDracut(
xml_state, target_dir, self.root_dir
)
self.firmware = FirmWare(
xml_state
)
self.system_setup = SystemSetup(
xml_state=xml_state, root_dir=self.root_dir
)
self.isoname = ''.join(
[
target_dir, '/',
xml_state.xml_data.get_name(),
'.' + platform.machine(),
'-' + xml_state.get_image_version(),
'.iso'
]
)
self.result = Result(xml_state)
self.runtime_config = RuntimeConfig()
def create(self):
"""
Build a bootable hybrid live ISO image
Image types which triggers this builder are:
* image="iso"
"""
# 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: {0}'.format(self.mbrid.get_id()))
log.info('--> Publisher: {0}'.format(Defaults.get_publisher()))
log.info('--> Volume id: {0}'.format(self.volume_id))
custom_iso_args = {
'create_options': [
'-A', self.mbrid.get_id(),
'-p', Defaults.get_preparer(),
'-publisher', Defaults.get_publisher(),
'-V', self.volume_id
]
}
# pack system into live boot structure as expected by dracut
log.info(
'Packing system into dracut live ISO type: {0}'.format(
self.live_type
)
)
root_filesystem = Defaults.get_default_live_iso_root_filesystem()
filesystem_custom_parameters = {
'mount_options': self.xml_state.get_fs_mount_option_list()
}
filesystem_setup = FileSystemSetup(
self.xml_state, self.root_dir
)
root_image = NamedTemporaryFile()
loop_provider = LoopDevice(
root_image.name,
filesystem_setup.get_size_mbytes(root_filesystem),
self.xml_state.build_type.get_target_blocksize()
)
loop_provider.create()
live_filesystem = FileSystem(
name=root_filesystem,
device_provider=loop_provider,
root_dir=self.root_dir + os.sep,
custom_args=filesystem_custom_parameters
)
live_filesystem.create_on_device()
log.info(
'--> Syncing data to {0} root image'.format(root_filesystem)
)
live_filesystem.sync_data(
Defaults.get_exclude_list_for_root_data_sync()
)
log.info('--> Creating squashfs container for root image')
self.live_container_dir = mkdtemp(
prefix='live-container.', dir=self.target_dir
)
Path.create(self.live_container_dir + '/LiveOS')
shutil.copy(
root_image.name, self.live_container_dir + '/LiveOS/rootfs.img'
)
live_container_image = FileSystem(
name='squashfs',
device_provider=None,
root_dir=self.live_container_dir
)
container_image = NamedTemporaryFile()
live_container_image.create_on_file(
container_image.name
)
Path.create(self.media_dir + '/LiveOS')
shutil.copy(
container_image.name, self.media_dir + '/LiveOS/squashfs.img'
)
# 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.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, {
'grub_directory_name':
Defaults.get_grub_boot_directory_name(self.root_dir)
}
)
bootloader_config_grub.setup_live_boot_images(
mbrid=self.mbrid, lookup_path=self.root_dir
)
bootloader_config_grub.setup_live_image_config(
mbrid=self.mbrid
)
bootloader_config_grub.write()
# call custom editbootconfig script if present
self.system_setup.call_edit_boot_config_script(
filesystem='iso:{0}'.format(self.media_dir), boot_part_id=1,
working_directory=self.root_dir
)
# create dracut initrd for live image
log.info('Creating live ISO boot image')
self._create_dracut_live_iso_config()
self.boot_image.create_initrd(self.mbrid)
# setup kernel file(s) and initrd in ISO boot layout
log.info('Setting up kernel file(s) and boot image in ISO boot layout')
self._setup_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['create_options'].append('-iso-level')
custom_iso_args['create_options'].append('3')
custom_iso_args['create_options'].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.firmware.efi_mode()
)
# include metadata for checkmedia tool
if self.xml_state.build_type.get_mediacheck() is True:
Iso.set_media_tag(self.isoname)
self.result.verify_image_size(
self.runtime_config.get_max_size_constraint(),
self.isoname
)
self.result.add(
key='live_image',
filename=self.isoname,
use_for_bundle=True,
compress=False,
shasum=True
)
self.result.add(
key='image_packages',
filename=self.system_setup.export_package_list(
self.target_dir
),
use_for_bundle=True,
compress=False,
shasum=False
)
self.result.add(
key='image_verified',
filename=self.system_setup.export_package_verification(
self.target_dir
),
use_for_bundle=True,
compress=False,
shasum=False
)
return self.result
def _create_dracut_live_iso_config(self):
live_config_file = self.root_dir + '/etc/dracut.conf.d/02-livecd.conf'
omit_modules = [
'kiwi-dump', 'kiwi-overlay', 'kiwi-repart', 'kiwi-lib'
]
live_config = [
'add_dracutmodules+=" {0} pollcdrom "'.format(
Defaults.get_live_dracut_module_from_flag(self.live_type)
),
'omit_dracutmodules+=" {0} "'.format(' '.join(omit_modules)),
'hostonly="no"',
'dracut_rescue_image="no"'
]
with open(live_config_file, 'w') as config:
for entry in live_config:
config.write(entry + os.linesep)
def _setup_live_iso_kernel_and_initrd(self):
"""
Copy kernel and initrd from the root tree into the iso boot structure
"""
boot_path = ''.join(
[self.media_dir, '/boot/', self.arch, '/loader']
)
Path.create(boot_path)
# Move kernel files to iso filesystem structure
kernel = Kernel(self.boot_image.boot_root_directory)
if kernel.get_kernel():
kernel.copy_kernel(boot_path, '/linux')
else:
raise KiwiLiveBootImageError(
'No kernel in boot image tree {0} found'.format(
self.boot_image.boot_root_directory
)
)
if self.xml_state.is_xen_server():
if kernel.get_xen_hypervisor():
kernel.copy_xen_hypervisor(boot_path, '/xen.gz')
else:
raise KiwiLiveBootImageError(
'No hypervisor in boot image tree {0} found'.format(
self.boot_image.boot_root_directory
)
)
# Move initrd to iso filesystem structure
if os.path.exists(self.boot_image.initrd_filename):
shutil.move(
self.boot_image.initrd_filename, boot_path + '/initrd'
)
else:
raise KiwiLiveBootImageError(
'No boot image {0} in boot image tree {1} found'.format(
self.boot_image.initrd_filename,
self.boot_image.boot_root_directory
)
)
def __del__(self):
if self.media_dir or self.live_container_dir:
log.info(
'Cleaning up {0} instance'.format(type(self).__name__)
)
if self.media_dir:
Path.wipe(self.media_dir)
if self.live_container_dir:
Path.wipe(self.live_container_dir)
class LiveImageBuilder:
"""
**Live image builder**
:param object xml_state: instance of :class:`XMLState`
:param str target_dir: target directory path name
:param str root_dir: root directory path name
:param dict custom_args: Custom processing arguments
"""
def __init__(self, xml_state, target_dir, root_dir, custom_args=None):
self.media_dir = None
self.live_container_dir = None
self.arch = Defaults.get_platform_name()
self.root_dir = root_dir
self.target_dir = target_dir
self.xml_state = xml_state
self.live_type = xml_state.build_type.get_flags()
self.volume_id = xml_state.build_type.get_volid() or \
Defaults.get_volume_id()
self.mbrid = SystemIdentifier()
self.mbrid.calculate_id()
self.publisher = xml_state.build_type.get_publisher() or \
Defaults.get_publisher()
self.custom_args = custom_args
if not self.live_type:
self.live_type = Defaults.get_default_live_iso_type()
self.boot_image = BootImageDracut(xml_state, target_dir, self.root_dir)
self.firmware = FirmWare(xml_state)
self.system_setup = SystemSetup(xml_state=xml_state,
root_dir=self.root_dir)
self.isoname = ''.join([
target_dir, '/',
xml_state.xml_data.get_name(), '.' + Defaults.get_platform_name(),
'-' + xml_state.get_image_version(), '.iso'
])
self.result = Result(xml_state)
self.runtime_config = RuntimeConfig()
def create(self):
"""
Build a bootable hybrid live ISO image
Image types which triggers this builder are:
* image="iso"
:raises KiwiLiveBootImageError: if no kernel or hipervisor is found
in boot image tree
:return: result
:rtype: instance of :class:`Result`
"""
# media dir to store CD contents
self.media_dir = mkdtemp(prefix='live-media.', dir=self.target_dir)
# unpack cdroot user files to media dir
self.system_setup.import_cdroot_files(self.media_dir)
rootsize = SystemSize(self.media_dir)
# custom iso metadata
log.info('Using following live ISO metadata:')
log.info('--> Application id: {0}'.format(self.mbrid.get_id()))
log.info('--> Publisher: {0}'.format(Defaults.get_publisher()))
log.info('--> Volume id: {0}'.format(self.volume_id))
custom_iso_args = {
'meta_data': {
'publisher': self.publisher,
'preparer': Defaults.get_preparer(),
'volume_id': self.volume_id,
'mbr_id': self.mbrid.get_id(),
'efi_mode': self.firmware.efi_mode()
}
}
log.info('Setting up live image bootloader configuration')
if self.firmware.efi_mode():
# setup bootloader config to boot the ISO via EFI
# This also embedds an MBR and the respective BIOS modules
# for compat boot. The complete bootloader setup will be
# based on grub
bootloader_config = BootLoaderConfig(
'grub2',
self.xml_state,
root_dir=self.root_dir,
boot_dir=self.media_dir,
custom_args={
'grub_directory_name':
Defaults.get_grub_boot_directory_name(self.root_dir)
})
bootloader_config.setup_live_boot_images(mbrid=self.mbrid,
lookup_path=self.root_dir)
else:
# setup bootloader config to boot the ISO via isolinux.
# This allows for booting on x86 platforms in BIOS mode
# only.
bootloader_config = BootLoaderConfig('isolinux',
self.xml_state,
root_dir=self.root_dir,
boot_dir=self.media_dir)
IsoToolsBase.setup_media_loader_directory(
self.boot_image.boot_root_directory, self.media_dir,
bootloader_config.get_boot_theme())
bootloader_config.write_meta_data()
bootloader_config.setup_live_image_config(mbrid=self.mbrid)
bootloader_config.write()
# call custom editbootconfig script if present
self.system_setup.call_edit_boot_config_script(
filesystem='iso:{0}'.format(self.media_dir),
boot_part_id=1,
working_directory=self.root_dir)
# prepare dracut initrd call
self.boot_image.prepare()
# create dracut initrd for live image
log.info('Creating live ISO boot image')
live_dracut_modules = Defaults.get_live_dracut_modules_from_flag(
self.live_type)
live_dracut_modules.append('pollcdrom')
for dracut_module in live_dracut_modules:
self.boot_image.include_module(dracut_module)
self.boot_image.omit_module('multipath')
self.boot_image.write_system_config_file(
config={
'modules': live_dracut_modules,
'omit_modules': ['multipath']
},
config_file=self.root_dir + '/etc/dracut.conf.d/02-livecd.conf')
self.boot_image.create_initrd(self.mbrid)
# setup kernel file(s) and initrd in ISO boot layout
log.info('Setting up kernel file(s) and boot image in ISO boot layout')
self._setup_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['meta_data']['udf'] = True
# pack system into live boot structure as expected by dracut
log.info('Packing system into dracut live ISO type: {0}'.format(
self.live_type))
root_filesystem = Defaults.get_default_live_iso_root_filesystem()
filesystem_custom_parameters = {
'mount_options': self.xml_state.get_fs_mount_option_list(),
'create_options': self.xml_state.get_fs_create_option_list()
}
filesystem_setup = FileSystemSetup(self.xml_state, self.root_dir)
root_image = NamedTemporaryFile()
loop_provider = LoopDevice(
root_image.name, filesystem_setup.get_size_mbytes(root_filesystem),
self.xml_state.build_type.get_target_blocksize())
loop_provider.create()
live_filesystem = FileSystem(name=root_filesystem,
device_provider=loop_provider,
root_dir=self.root_dir + os.sep,
custom_args=filesystem_custom_parameters)
live_filesystem.create_on_device()
log.info('--> Syncing data to {0} root image'.format(root_filesystem))
live_filesystem.sync_data(
Defaults.get_exclude_list_for_root_data_sync())
log.info('--> Creating squashfs container for root image')
self.live_container_dir = mkdtemp(prefix='live-container.',
dir=self.target_dir)
Path.create(self.live_container_dir + '/LiveOS')
shutil.copy(root_image.name,
self.live_container_dir + '/LiveOS/rootfs.img')
live_container_image = FileSystem(
name='squashfs',
device_provider=None,
root_dir=self.live_container_dir,
custom_args={
'compression':
self.xml_state.build_type.get_squashfscompression()
})
container_image = NamedTemporaryFile()
live_container_image.create_on_file(container_image.name)
Path.create(self.media_dir + '/LiveOS')
shutil.copy(container_image.name,
self.media_dir + '/LiveOS/squashfs.img')
# 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_image.create_on_file(self.isoname)
# include metadata for checkmedia tool
if self.xml_state.build_type.get_mediacheck() is True:
Iso.set_media_tag(self.isoname)
self.result.verify_image_size(
self.runtime_config.get_max_size_constraint(), self.isoname)
self.result.add(key='live_image',
filename=self.isoname,
use_for_bundle=True,
compress=False,
shasum=True)
self.result.add(key='image_packages',
filename=self.system_setup.export_package_list(
self.target_dir),
use_for_bundle=True,
compress=False,
shasum=False)
self.result.add(key='image_verified',
filename=self.system_setup.export_package_verification(
self.target_dir),
use_for_bundle=True,
compress=False,
shasum=False)
return self.result
def _setup_live_iso_kernel_and_initrd(self):
"""
Copy kernel and initrd from the root tree into the iso boot structure
"""
boot_path = ''.join([self.media_dir, '/boot/', self.arch, '/loader'])
Path.create(boot_path)
# Move kernel files to iso filesystem structure
kernel = Kernel(self.boot_image.boot_root_directory)
if kernel.get_kernel():
kernel.copy_kernel(boot_path, '/linux')
else:
raise KiwiLiveBootImageError(
'No kernel in boot image tree {0} found'.format(
self.boot_image.boot_root_directory))
if self.xml_state.is_xen_server():
if kernel.get_xen_hypervisor():
kernel.copy_xen_hypervisor(boot_path, '/xen.gz')
else:
raise KiwiLiveBootImageError(
'No hypervisor in boot image tree {0} found'.format(
self.boot_image.boot_root_directory))
# Move initrd to iso filesystem structure
if os.path.exists(self.boot_image.initrd_filename):
shutil.move(self.boot_image.initrd_filename, boot_path + '/initrd')
else:
raise KiwiLiveBootImageError(
'No boot image {0} in boot image tree {1} found'.format(
self.boot_image.initrd_filename,
self.boot_image.boot_root_directory))
def __del__(self):
if self.media_dir or self.live_container_dir:
log.info('Cleaning up {0} instance'.format(type(self).__name__))
if self.media_dir:
Path.wipe(self.media_dir)
if self.live_container_dir:
Path.wipe(self.live_container_dir)
class LiveImageBuilder(object):
"""
**Live image builder**
:param object xml_state: instance of :class:`XMLState`
:param str target_dir: target directory path name
:param str root_dir: root directory path name
:param dict custom_args: Custom processing arguments defined as hash keys:
* xz_options: string of XZ compression parameters
"""
def __init__(self, xml_state, target_dir, root_dir, custom_args=None):
self.media_dir = None
self.live_container_dir = None
self.arch = platform.machine()
if self.arch == 'i686' or self.arch == 'i586':
self.arch = 'ix86'
self.root_dir = root_dir
self.target_dir = target_dir
self.xml_state = xml_state
self.live_type = xml_state.build_type.get_flags()
self.volume_id = xml_state.build_type.get_volid() or \
Defaults.get_volume_id()
self.mbrid = SystemIdentifier()
self.mbrid.calculate_id()
self.filesystem_custom_parameters = {
'mount_options': xml_state.get_fs_mount_option_list()
}
self.publisher = xml_state.build_type.get_publisher() or \
Defaults.get_publisher()
if not self.live_type:
self.live_type = Defaults.get_default_live_iso_type()
self.boot_image = BootImageDracut(
xml_state, target_dir, self.root_dir
)
self.firmware = FirmWare(
xml_state
)
self.system_setup = SystemSetup(
xml_state=xml_state, root_dir=self.root_dir
)
self.isoname = ''.join(
[
target_dir, '/',
xml_state.xml_data.get_name(),
'.' + platform.machine(),
'-' + xml_state.get_image_version(),
'.iso'
]
)
self.result = Result(xml_state)
self.runtime_config = RuntimeConfig()
def create(self):
"""
Build a bootable hybrid live ISO image
Image types which triggers this builder are:
* image="iso"
:raises KiwiLiveBootImageError: if no kernel or hipervisor is found
in boot image tree
:return: result
:rtype: instance of :class:`Result`
"""
# media dir to store CD contents
self.media_dir = mkdtemp(
prefix='live-media.', dir=self.target_dir
)
# unpack cdroot user files to media dir
self.system_setup.import_cdroot_files(self.media_dir)
rootsize = SystemSize(self.media_dir)
# custom iso metadata
log.info('Using following live ISO metadata:')
log.info('--> Application id: {0}'.format(self.mbrid.get_id()))
log.info('--> Publisher: {0}'.format(Defaults.get_publisher()))
log.info('--> Volume id: {0}'.format(self.volume_id))
custom_iso_args = {
'meta_data': {
'publisher': self.publisher,
'preparer': Defaults.get_preparer(),
'volume_id': self.volume_id,
'mbr_id': self.mbrid.get_id(),
'efi_mode': self.firmware.efi_mode()
}
}
# pack system into live boot structure as expected by dracut
log.info(
'Packing system into dracut live ISO type: {0}'.format(
self.live_type
)
)
root_filesystem = Defaults.get_default_live_iso_root_filesystem()
filesystem_custom_parameters = {
'mount_options': self.xml_state.get_fs_mount_option_list()
}
filesystem_setup = FileSystemSetup(
self.xml_state, self.root_dir
)
root_image = NamedTemporaryFile()
loop_provider = LoopDevice(
root_image.name,
filesystem_setup.get_size_mbytes(root_filesystem),
self.xml_state.build_type.get_target_blocksize()
)
loop_provider.create()
live_filesystem = FileSystem(
name=root_filesystem,
device_provider=loop_provider,
root_dir=self.root_dir + os.sep,
custom_args=filesystem_custom_parameters
)
live_filesystem.create_on_device()
log.info(
'--> Syncing data to {0} root image'.format(root_filesystem)
)
live_filesystem.sync_data(
Defaults.get_exclude_list_for_root_data_sync()
)
log.info('--> Creating squashfs container for root image')
self.live_container_dir = mkdtemp(
prefix='live-container.', dir=self.target_dir
)
Path.create(self.live_container_dir + '/LiveOS')
shutil.copy(
root_image.name, self.live_container_dir + '/LiveOS/rootfs.img'
)
live_container_image = FileSystem(
name='squashfs',
device_provider=None,
root_dir=self.live_container_dir
)
container_image = NamedTemporaryFile()
live_container_image.create_on_file(
container_image.name
)
Path.create(self.media_dir + '/LiveOS')
shutil.copy(
container_image.name, self.media_dir + '/LiveOS/squashfs.img'
)
# 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.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, {
'grub_directory_name':
Defaults.get_grub_boot_directory_name(self.root_dir)
}
)
bootloader_config_grub.setup_live_boot_images(
mbrid=self.mbrid, lookup_path=self.root_dir
)
bootloader_config_grub.setup_live_image_config(
mbrid=self.mbrid
)
bootloader_config_grub.write()
# call custom editbootconfig script if present
self.system_setup.call_edit_boot_config_script(
filesystem='iso:{0}'.format(self.media_dir), boot_part_id=1,
working_directory=self.root_dir
)
# prepare dracut initrd call
self.boot_image.prepare()
# create dracut initrd for live image
log.info('Creating live ISO boot image')
self._create_dracut_live_iso_config()
self.boot_image.create_initrd(self.mbrid)
# setup kernel file(s) and initrd in ISO boot layout
log.info('Setting up kernel file(s) and boot image in ISO boot layout')
self._setup_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['meta_data']['udf'] = True
# 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_image.create_on_file(self.isoname)
# include metadata for checkmedia tool
if self.xml_state.build_type.get_mediacheck() is True:
Iso.set_media_tag(self.isoname)
self.result.verify_image_size(
self.runtime_config.get_max_size_constraint(),
self.isoname
)
self.result.add(
key='live_image',
filename=self.isoname,
use_for_bundle=True,
compress=False,
shasum=True
)
self.result.add(
key='image_packages',
filename=self.system_setup.export_package_list(
self.target_dir
),
use_for_bundle=True,
compress=False,
shasum=False
)
self.result.add(
key='image_verified',
filename=self.system_setup.export_package_verification(
self.target_dir
),
use_for_bundle=True,
compress=False,
shasum=False
)
return self.result
def _create_dracut_live_iso_config(self):
live_config_file = self.root_dir + '/etc/dracut.conf.d/02-livecd.conf'
omit_modules = [
'kiwi-dump', 'kiwi-overlay', 'kiwi-repart', 'kiwi-lib', 'multipath'
]
live_config = [
'add_dracutmodules+=" {0} pollcdrom "'.format(
Defaults.get_live_dracut_module_from_flag(self.live_type)
),
'omit_dracutmodules+=" {0} "'.format(' '.join(omit_modules)),
'hostonly="no"',
'dracut_rescue_image="no"'
]
with open(live_config_file, 'w') as config:
for entry in live_config:
config.write(entry + os.linesep)
def _setup_live_iso_kernel_and_initrd(self):
"""
Copy kernel and initrd from the root tree into the iso boot structure
"""
boot_path = ''.join(
[self.media_dir, '/boot/', self.arch, '/loader']
)
Path.create(boot_path)
# Move kernel files to iso filesystem structure
kernel = Kernel(self.boot_image.boot_root_directory)
if kernel.get_kernel():
kernel.copy_kernel(boot_path, '/linux')
else:
raise KiwiLiveBootImageError(
'No kernel in boot image tree {0} found'.format(
self.boot_image.boot_root_directory
)
)
if self.xml_state.is_xen_server():
if kernel.get_xen_hypervisor():
kernel.copy_xen_hypervisor(boot_path, '/xen.gz')
else:
raise KiwiLiveBootImageError(
'No hypervisor in boot image tree {0} found'.format(
self.boot_image.boot_root_directory
)
)
# Move initrd to iso filesystem structure
if os.path.exists(self.boot_image.initrd_filename):
shutil.move(
self.boot_image.initrd_filename, boot_path + '/initrd'
)
else:
raise KiwiLiveBootImageError(
'No boot image {0} in boot image tree {1} found'.format(
self.boot_image.initrd_filename,
self.boot_image.boot_root_directory
)
)
def __del__(self):
if self.media_dir or self.live_container_dir:
log.info(
'Cleaning up {0} instance'.format(type(self).__name__)
)
if self.media_dir:
Path.wipe(self.media_dir)
if self.live_container_dir:
Path.wipe(self.live_container_dir)