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Add support for creating schema 2 manifests and manifest lists via the OCI model

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This commit is contained in:
Joseph Schorr 2018-11-12 23:27:49 +02:00
parent e344d4a5cf
commit 30f072aeff
16 changed files with 398 additions and 110 deletions
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13
data/registry_model/manifestbuilder.py
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@ -18,17 +18,17 @@ _BuilderState = namedtuple('_BuilderState', ['builder_id', 'images', 'tags', 'ch
_SESSION_KEY = '__manifestbuilder'
def create_manifest_builder(repository_ref):
def create_manifest_builder(repository_ref, storage):
""" Creates a new manifest builder for populating manifests under the specified repository
and returns it. Returns None if the builder could not be constructed.
"""
builder_id = str(uuid.uuid4())
builder = _ManifestBuilder(repository_ref, _BuilderState(builder_id, {}, {}, {}))
builder = _ManifestBuilder(repository_ref, _BuilderState(builder_id, {}, {}, {}), storage)
builder._save_to_session()
return builder
def lookup_manifest_builder(repository_ref, builder_id):
def lookup_manifest_builder(repository_ref, builder_id, storage):
""" Looks up the manifest builder with the given ID under the specified repository and returns
it or None if none.
"""
@ -40,16 +40,17 @@ def lookup_manifest_builder(repository_ref, builder_id):
if builder_state.builder_id != builder_id:
return None
return _ManifestBuilder(repository_ref, builder_state)
return _ManifestBuilder(repository_ref, builder_state, storage)
class _ManifestBuilder(object):
""" Helper class which provides an interface for bookkeeping the layers and configuration of
manifests being constructed.
"""
def __init__(self, repository_ref, builder_state):
def __init__(self, repository_ref, builder_state, storage):
self._repository_ref = repository_ref
self._builder_state = builder_state
self._storage = storage
@property
def builder_id(self):
@ -183,7 +184,7 @@ class _ManifestBuilder(object):
if legacy_image is None:
return None
tag = registry_model.retarget_tag(self._repository_ref, tag_name, legacy_image)
tag = registry_model.retarget_tag(self._repository_ref, tag_name, legacy_image, self._storage)
if tag is None:
return None