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Properly handle the empty layer when pushing schema 2 manifests

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Docker doesn't send us the contents of this layer, so we are forced to synthesize it ourselves
This commit is contained in:
Joseph Schorr 2018-11-25 16:16:59 +02:00
parent 947c029afa
commit 4985040d31
13 changed files with 173 additions and 25 deletions
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3
image/docker/schema2/list.py
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@ -255,6 +255,9 @@ class DockerSchema2ManifestList(ManifestInterface):
def has_legacy_image(self):
return False
def get_requires_empty_layer_blob(self, content_retriever):
return False
def get_schema1_manifest(self, namespace_name, repo_name, tag_name, content_retriever):
""" Returns the manifest that is compatible with V1, by virtue of being `amd64` and `linux`.
If none, returns None.