def __init__(self, **kwargs):
if "type_name" in kwargs:
raise exc.InvalidArtifactPropertyValue(
_("Unable to specify artifact type explicitly"))
if "type_version" in kwargs:
raise exc.InvalidArtifactPropertyValue(
_("Unable to specify artifact type version explicitly"))
super(ArtifactType,
self).__init__(type_name=self.metadata.type_name,
type_version=self.metadata.type_version, **kwargs)
def validate(self, value, name=None):
if value is None:
if self.required:
raise exc.InvalidArtifactPropertyValue(
name=name or self.name,
val=value,
msg=_('Value is required'))
else:
return
first_error = next(
(msg for v_func, msg in self._validators if not v_func(value)),
None)
if first_error:
raise exc.InvalidArtifactPropertyValue(name=name or self.name,
val=value,
msg=first_error)
def __set__(self, instance, value, ignore_mutability=False):
if instance:
if self.prop.readonly:
if hasattr(instance, '_' + self.prop.name):
raise exc.InvalidArtifactPropertyValue(
_('Attempt to set readonly property'))
if not self.prop.mutable:
if (hasattr(instance, '__is_mutable__') and not hasattr(
instance, '__suspend_mutability_checks__')):
mutable = instance.__is_mutable__() or ignore_mutability
if not mutable:
raise exc.InvalidArtifactPropertyValue(
_('Attempt to set value of immutable property'))
if value is not None and self.collection_wrapper_class:
value = self.collection_wrapper_class(value)
value.property = self.prop
self.prop.validate(value)
setattr(instance, '_' + self.prop.name, value)
def __pre_publish__(self, context, *args, **kwargs):
super(ImageAsAnArtifact, self).__pre_publish__(*args, **kwargs)
if self.file is None and self.legacy_image_id is None:
raise exception.InvalidArtifactPropertyValue(
message=_("Either a file or a legacy_image_id has to be "
"specified"))
if self.file is not None and self.legacy_image_id is not None:
raise exception.InvalidArtifactPropertyValue(
message=_("Both file and legacy_image_id may not be "
"specified at the same time"))
if self.legacy_image_id:
glance_endpoint = next(service['endpoints'][0]['publicURL']
for service in context.service_catalog
if service['name'] == 'glance')
# Ensure glanceclient is imported correctly since we are catching
# the ImportError on initialization
if glanceclient == None:
raise ImportError(_("Glance client not installed"))
try:
client = glanceclient.Client(version=2,
endpoint=glance_endpoint,
token=context.auth_token)
legacy_image = client.images.get(self.legacy_image_id)
except Exception:
raise exception.InvalidArtifactPropertyValue(
message=_('Unable to get legacy image'))
if legacy_image is not None:
self.file = definitions.Blob(size=legacy_image.size,
locations=[{
"status":
"active",
"value":
legacy_image.direct_url
}],
checksum=legacy_image.checksum,
item_key=legacy_image.id)
else:
raise exception.InvalidArtifactPropertyValue(
message=_("Legacy image was not found"))
def _deserialize_dependencies(artifact_type, deps_from_db, artifact_properties,
plugins):
"""Retrieves dependencies from database"""
for dep_name, dep_value in six.iteritems(deps_from_db):
if not dep_value:
continue
if isinstance(
artifact_type.metadata.attributes.dependencies.get(dep_name),
declarative.ListAttributeDefinition):
val = []
for v in dep_value:
val.append(deserialize_from_db(v, plugins))
elif len(dep_value) == 1:
val = deserialize_from_db(dep_value[0], plugins)
else:
raise exception.InvalidArtifactPropertyValue(
message=_('Relation %(name)s may not have multiple values'),
name=dep_name)
artifact_properties[dep_name] = val
def _deserialize_blobs(artifact_type, blobs_from_db, artifact_properties):
"""Retrieves blobs from database"""
for blob_name, blob_value in six.iteritems(blobs_from_db):
if not blob_value:
continue
if isinstance(artifact_type.metadata.attributes.blobs.get(blob_name),
declarative.ListAttributeDefinition):
val = []
for v in blob_value:
b = definitions.Blob(size=v['size'],
locations=v['locations'],
checksum=v['checksum'],
item_key=v['item_key'])
val.append(b)
elif len(blob_value) == 1:
val = definitions.Blob(size=blob_value[0]['size'],
locations=blob_value[0]['locations'],
checksum=blob_value[0]['checksum'],
item_key=blob_value[0]['item_key'])
else:
raise exception.InvalidArtifactPropertyValue(
message=_('Blob %(name)s may not have multiple values'),
name=blob_name)
artifact_properties[blob_name] = val
def _validate_required(self, attribute_dict):
for k, v in six.iteritems(attribute_dict):
if v.required and (not hasattr(self, k) or getattr(self, k) is None):
raise exc.InvalidArtifactPropertyValue(name=k,
val=None,
msg=_('Value is required'))
def substitution(*args, **kwargs):
raise exc.InvalidArtifactPropertyValue(
_("Unable to modify collection in "
"immutable or readonly property"))
def _validate_key(key):
if not isinstance(key, types.StringTypes):
raise exc.InvalidArtifactPropertyValue(
_('Invalid dict property type'))
