def manifest(self, validate=True):
"""Override."""
# GET server1/v2/<name>/manifests/<tag_or_digest>
if isinstance(self._name, docker_name.Tag):
return self._content('manifests/' + self._name.tag).decode('utf8')
else:
assert isinstance(self._name, docker_name.Digest)
c = self._content('manifests/' + self._name.digest).decode('utf8')
# v2 removes signatures to compute the manifest digest, this is hard.
computed = docker_digest.SignedManifestToSHA256(c)
if validate and computed != self._name.digest:
raise DigestMismatchedError(
'The returned manifest\'s digest did not match requested digest, '
'%s vs. %s' % (self._name.digest, computed))
return c
def digest(self): """The digest of the manifest.""" return docker_digest.SignedManifestToSHA256(self.manifest())