def __post_init__(self):
ASSERT.only_one((self.id, self.name or self.version, self.tag))
ASSERT.not_xor(self.name, self.version)
if self.id:
validate_image_id(self.id)
elif self.name:
validate_image_name(self.name)
validate_image_version(self.version)
else:
validate_image_tag(self.tag)
def _find_image_dir_path(image_id, name, version, tag):
"""Return path to image directory or None if not found."""
ASSERT.only_one((image_id, name or version, tag))
ASSERT.not_xor(name, version)
if name:
# We check duplicated image name and version when images are
# imported, and so we do not check it again here.
for image_dir_path in _iter_image_dir_paths():
metadata = read_metadata(image_dir_path)
if metadata.name == name and metadata.version == version:
return image_dir_path
return None
if image_id:
image_dir_path = get_image_dir_path(image_id)
else:
tag_path = _get_tag_path(tag)
if not g1.files.lexists(tag_path):
return None
image_dir_path = _get_image_dir_path_from_tag(tag_path)
return image_dir_path if image_dir_path.is_dir() else None
