def is_image_fbc(image):
"""
Detect File-Based catalog image.
We can have two types of image - SQLite and FBC
Those can be distinguished by LABELS.
Image with File-Based catalog will have defined this LABEL:
"operators.operatorframework.io.index.configs.v1"
:param str image: the pull specification of the container image (usually from_image)
:return: True if image is FBC type, False otherwise (SQLite)
:rtype: bool
"""
from iib.workers.tasks.utils import get_image_label
return bool(get_image_label(image, 'operators.operatorframework.io.index.configs.v1'))
def _get_index_database(from_index, base_dir):
"""
Get database file from the specified index image and save it locally.
:param str from_index: index image to get database file from.
:param str base_dir: base directory to which the database file should be saved.
:return: path to the copied database file.
:rtype: str
:raises IIBError: if any podman command fails.
"""
db_path = get_image_label(from_index, 'operators.operatorframework.io.index.database.v1')
if not db_path:
raise IIBError('Index image doesn\'t have the label specifying its database location.')
_copy_files_from_image(from_index, db_path, base_dir)
local_path = os.path.join(base_dir, os.path.basename(db_path))
return local_path
def get_catalog_dir(from_index, base_dir):
"""
Get file-based catalog directory from the specified index image and save it locally.
:param str from_index: index image to get file-based catalog directory from.
:param str base_dir: base directory to which the database file should be saved.
:return: path to the copied file-based catalog directory.
:rtype: str
:raises IIBError: if any podman command fails.
"""
from iib.workers.tasks.build import _copy_files_from_image
from iib.workers.tasks.utils import get_image_label
log.info("Store file-based catalog directory from %s", from_index)
fbc_dir_path = get_image_label(from_index, 'operators.operatorframework.io.index.configs.v1')
if not fbc_dir_path:
error_msg = f'Index image {from_index} does not contain file-based catalog.'
log.error(error_msg)
raise IIBError(error_msg)
_copy_files_from_image(from_index, fbc_dir_path, base_dir)
return os.path.join(base_dir, os.path.basename(fbc_dir_path))
def test_get_image_label(mock_si, label, expected):
mock_si.return_value = {'config': {'Labels': {'some_label': 'value'}}}
assert utils.get_image_label('some-image:latest', label) == expected