120 lines
3.6 KiB
Python
120 lines
3.6 KiB
Python
# Copyright 2017 AT&T Intellectual Property. All other rights reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
import datetime
|
|
|
|
from oslo_versionedobjects import base
|
|
from oslo_versionedobjects import fields as obj_fields
|
|
|
|
import drydock_provisioner.objects as objects
|
|
|
|
class DrydockObjectRegistry(base.VersionedObjectRegistry):
|
|
|
|
# Steal this from Cinder to bring all registered objects
|
|
# into the drydock_provisioner.objects namespace
|
|
|
|
def registration_hook(self, cls, index):
|
|
setattr(objects, cls.obj_name(), cls)
|
|
|
|
class DrydockObject(base.VersionedObject):
|
|
|
|
VERSION = '1.0'
|
|
|
|
OBJ_PROJECT_NAMESPACE = 'drydock_provisioner.objects'
|
|
|
|
# Return None for undefined attributes
|
|
def obj_load_attr(self, attrname):
|
|
if attrname in self.fields.keys():
|
|
setattr(self, attrname, None)
|
|
else:
|
|
raise ValueError("Unknown field %s" % (attrname))
|
|
|
|
def obj_to_simple(self):
|
|
"""
|
|
Create a simple primitive representation of this object excluding
|
|
all the versioning stuff. Used to serialize an object for public
|
|
consumption, not intended to be deserialized by OVO
|
|
"""
|
|
|
|
primitive = dict()
|
|
|
|
primitive['model_type'] = self.__class__.__name__
|
|
primitive['model_version'] = self.VERSION
|
|
|
|
for name, field in self.fields.items():
|
|
if self.obj_attr_is_set(name):
|
|
value = getattr(self, name)
|
|
if (hasattr(value, 'obj_to_simple') and
|
|
callable(value.obj_to_simple)):
|
|
primitive[name] = value.obj_to_simple()
|
|
else:
|
|
value = field.to_primitive(self, name, value)
|
|
if value is not None:
|
|
primitive[name] = value
|
|
|
|
return primitive
|
|
|
|
|
|
class DrydockPersistentObject(base.VersionedObject):
|
|
|
|
fields = {
|
|
'created_at': obj_fields.DateTimeField(nullable=False),
|
|
'created_by': obj_fields.StringField(nullable=False),
|
|
'updated_at': obj_fields.DateTimeField(nullable=True),
|
|
'updated_by': obj_fields.StringField(nullable=True),
|
|
}
|
|
|
|
def set_create_fields(self, context):
|
|
self.created_at = datetime.datetime.now()
|
|
self.created_by = context.user
|
|
|
|
def set_update_fields(self, context):
|
|
self.updated_at = datetime.datetime.now()
|
|
self.updated_by = context.user
|
|
|
|
|
|
class DrydockObjectListBase(base.ObjectListBase):
|
|
|
|
def __init__(self, **kwargs):
|
|
super(DrydockObjectListBase, self).__init__(**kwargs)
|
|
|
|
def append(self, obj):
|
|
self.objects.append(obj)
|
|
|
|
def replace_by_id(self, obj):
|
|
i = 0;
|
|
while i < len(self.objects):
|
|
if self.objects[i].get_id() == obj.get_id():
|
|
objects[i] = obj
|
|
return True
|
|
i = i + 1
|
|
|
|
return False
|
|
|
|
@classmethod
|
|
def from_basic_list(cls, obj_list):
|
|
model_list = cls()
|
|
|
|
for o in obj_list:
|
|
model_list.append(o)
|
|
|
|
return model_list
|
|
|
|
def obj_to_simple(self):
|
|
primitive_list = list()
|
|
|
|
for o in self.objects:
|
|
primitive_list.append(o.obj_to_simple())
|
|
|
|
return primitive_list
|