def parse(image_uuid):
LOG.debug("Trying to parse [%s] image", image_uuid)
dir_path = full_path(image_uuid)
if os.path.islink(dir_path) or not os.path.isdir(dir_path):
raise errors.IncorrectImage(
"There are no such image [{0}].".format(image_uuid))
metafile = os.path.join(dir_path, consts.METADATA_FILE)
if not os.path.exists(metafile):
raise errors.IncorrectImage(
"Image [{0}] doen's contain metadata file.".format(image_uuid))
with open(metafile) as f:
try:
data = yaml.safe_load(f)
except yaml.YAMLError as e:
raise errors.IncorrectImage("Couldn't parse metadata file for"
" image [{0}] due to {1}".format(
image_uuid, e))
if data.get('uuid') != os.path.basename(dir_path):
raise errors.IncorrectImage("UUID from metadata file [{0}] doesn't"
" equal directory name [{1}]".format(
data.get('uuid'), image_uuid))
data['status'] = ACTIVE if is_active(data['uuid']) else ''
data.setdefault('label', '')
return data
def import_image(arch_path):
extract_dir = tempfile.mkdtemp()
extract_to_dir(arch_path, extract_dir)
metafile = os.path.join(extract_dir, consts.METADATA_FILE)
with open(metafile) as f:
try:
data = yaml.safe_load(f)
except yaml.YAMLError as e:
raise errors.IncorrectImage("Couldn't parse metadata file"
" due to {0}".format(e))
image_uuid = data['uuid']
dir_path = full_path(image_uuid)
if os.path.exists(dir_path):
raise errors.ImageAlreadyExists(
"Image [{0}] already exists.".format(image_uuid))
shutil.move(extract_dir, dir_path)
os.chmod(dir_path, 0o755)
for root, dirs, files in os.walk(dir_path):
for d in dirs:
os.chmod(os.path.join(root, d), 0o755)
for f in files:
os.chmod(os.path.join(root, f), 0o755)
return image_uuid