def get_repository_blob_by_digest(repository, blob_digest):
"""
Find the content-addressable blob linked to the specified repository and returns it or None if
none.
"""
# First try looking for a recently uploaded blob. If none found that is matching,
# check the repository itself.
storage = _lookup_blob_uploaded(repository, blob_digest)
if storage is None:
storage = _lookup_blob_in_repository(repository, blob_digest)
return get_storage_by_uuid(storage.uuid) if storage is not None else None
def get_repository_blob_by_digest(repository, blob_digest):
""" Find the content-addressable blob linked to the specified repository.
"""
assert blob_digest
try:
storage = (ImageStorage.select(ImageStorage.uuid).join(Image).where(
Image.repository == repository,
ImageStorage.content_checksum == blob_digest,
ImageStorage.uploading == False).get())
return storage_model.get_storage_by_uuid(storage.uuid)
except (ImageStorage.DoesNotExist, InvalidImageException):
raise BlobDoesNotExist(
'Blob does not exist with digest: {0}'.format(blob_digest))
def get_repository_blob_by_digest(repository, blob_digest):
""" Find the content-addressable blob linked to the specified repository and
returns it or None if none.
"""
try:
storage = (ImageStorage.select(
ImageStorage.uuid).join(ManifestBlob).where(
ManifestBlob.repository == repository,
ImageStorage.content_checksum == blob_digest,
ImageStorage.uploading == False).get())
return get_storage_by_uuid(storage.uuid)
except (ImageStorage.DoesNotExist, InvalidImageException):
# TODO: Remove once we are no longer using the legacy tables.
# Try the legacy call.
try:
return legacy_get(repository, blob_digest)
except BlobDoesNotExist:
return None
def get_repo_blob_by_digest(namespace, repo_name, blob_digest):
""" Find the content-addressable blob linked to the specified repository.
"""
assert blob_digest
try:
storage = (ImageStorage.select(
ImageStorage.uuid).join(Image).join(Repository).join(
Namespace,
on=(Namespace.id == Repository.namespace_user)).where(
Repository.name == repo_name,
Namespace.username == namespace,
ImageStorage.content_checksum == blob_digest,
ImageStorage.uploading == False,
).get())
return storage_model.get_storage_by_uuid(storage.uuid)
except (ImageStorage.DoesNotExist, InvalidImageException):
raise BlobDoesNotExist(
"Blob does not exist with digest: {0}".format(blob_digest))
