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Implement UI support for manifest lists

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This commit is contained in:
Joseph Schorr 2018-11-14 15:59:05 +02:00
parent 276d0d571d
commit c46b11bac1
14 changed files with 338 additions and 157 deletions
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24
data/registry_model/datatypes.py
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@ -7,8 +7,10 @@ from cachetools import lru_cache
from data import model
from data.registry_model.datatype import datatype, requiresinput, optionalinput
from image.docker import ManifestException
from image.docker.schemas import parse_manifest_from_bytes
from image.docker.schema1 import DOCKER_SCHEMA1_SIGNED_MANIFEST_CONTENT_TYPE
from image.docker.schema2 import DOCKER_SCHEMA2_MANIFESTLIST_CONTENT_TYPE
class RepositoryReference(datatype('Repository', [])):
@ -138,6 +140,13 @@ class Tag(datatype('Tag', ['name', 'reversion', 'manifest_digest', 'lifetime_sta
""" Returns the manifest for this tag. Will only apply to new-style OCI tags. """
return manifest
@property
@optionalinput('manifest')
def manifest(self, manifest):
""" Returns the manifest for this tag or None if none. Will only apply to new-style OCI tags.
"""
return Manifest.for_manifest(manifest, self.legacy_image_if_present)
@property
@requiresinput('repository')
def repository(self, repository):
@ -202,6 +211,21 @@ class Manifest(datatype('Manifest', ['digest', 'media_type', 'manifest_bytes']))
""" Returns the parsed manifest for this manifest. """
return parse_manifest_from_bytes(self.manifest_bytes, self.media_type, validate=validate)
@property
def layers_compressed_size(self):
""" Returns the total compressed size of the layers in the manifest or None if this could not
be computed.
"""
try:
return self.get_parsed_manifest().layers_compressed_size
except ManifestException:
return None
@property
def is_manifest_list(self):
""" Returns True if this manifest points to a list (instead of an image). """
return self.media_type == DOCKER_SCHEMA2_MANIFESTLIST_CONTENT_TYPE
class LegacyImage(datatype('LegacyImage', ['docker_image_id', 'created', 'comment', 'command',
'image_size', 'aggregate_size', 'uploading',