def process(self) -> None:
self.manual = Help()
if self.command_args.get('help') is True:
return self.manual.show('kiwi::system::crossprepare')
init_binary = self.command_args.get('--init')
if not os.path.isfile(init_binary):
raise KiwiFileNotFound(f'init binary {init_binary!r} not found')
target_dir = self.command_args.get('--target-dir')
if os.path.isdir(target_dir) \
and not self.command_args.get('--allow-existing-root'):
raise KiwiRootDirExists(
f'image target dir {target_dir!r} already exists')
# Copy init binary with execution permissions to
# python managed temporary directory
init_dir = TemporaryDirectory(prefix='initvm_')
shutil.copy(init_binary, init_dir.name)
init_binary = os.sep.join(
[init_dir.name, os.path.basename(init_binary)])
os.chmod(init_binary, 0o755)
# Create new target image directory structure including
# QEMU bin format handlers
target_arch = self.command_args.get('--target-arch')
target_bin_dir = os.sep.join(
[target_dir, 'build', 'image-root', 'usr', 'bin'])
target_image_dir = os.sep.join(
[target_dir, 'build', 'image-root', 'image'])
qemu_binaries = [
'/usr/bin/qemu-binfmt', f'/usr/bin/qemu-{target_arch}-binfmt',
f'/usr/bin/qemu-{target_arch}'
]
if not os.path.isdir(target_dir):
Path.create(target_bin_dir)
if not os.path.isdir(target_image_dir):
Path.create(target_image_dir)
log.info(f'Copying QEMU binaries to: {target_bin_dir!r}')
for qemu_binary in qemu_binaries:
if not os.path.exists(qemu_binary):
raise KiwiFileNotFound(
f'QEMU binary {qemu_binary!r} not found')
log.info(f'--> {qemu_binary}')
shutil.copy(qemu_binary, target_bin_dir)
# Call init binary
log.info(f'Calling init binary {init_binary!r}')
Command.run([init_binary])
def __init__(self, root_dir, allow_existing=False):
if not allow_existing and os.path.exists(root_dir):
raise KiwiRootDirExists('Root directory %s already exists' %
root_dir)
self.root_dir = root_dir