92 lines
3.2 KiB
Python
92 lines
3.2 KiB
Python
# Copyright (c) 2015 Ericsson AB.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Resource object."""
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from dcorch.common import exceptions
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from dcorch.db import api as db_api
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from dcorch.objects import base
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from oslo_versionedobjects import base as ovo_base
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from oslo_versionedobjects import fields
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@base.OrchestratorObjectRegistry.register
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class Resource(base.OrchestratorObject, base.VersionedObjectDictCompat):
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"""DC Orchestrator subcloud object."""
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fields = {
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'id': fields.IntegerField(),
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'uuid': fields.UUIDField(),
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'resource_type': fields.StringField(),
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'master_id': fields.StringField(),
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}
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def create(self):
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if self.obj_attr_is_set('id'):
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raise exceptions.ObjectActionError(action='create',
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reason='already created')
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updates = self.obj_get_changes()
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try:
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resource_type = updates.pop('resource_type')
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except KeyError:
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raise exceptions.ObjectActionError(
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action="create",
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reason="cannot create a Resource object without a "
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"resource_type set")
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db_resource = db_api.resource_create(
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self._context, resource_type, updates)
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return self._from_db_object(self._context, self, db_resource)
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@classmethod
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def get_by_type_and_master_id(cls, context, resource_type, master_id):
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db_resource = db_api.resource_get_by_type_and_master_id(
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context, resource_type, master_id)
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return cls._from_db_object(context, cls(), db_resource)
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@classmethod
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def get_by_id(cls, context, id):
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db_resource = db_api.resource_get_by_id(context, id)
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return cls._from_db_object(context, cls(), db_resource)
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def delete(self):
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db_api.resource_delete(
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self._context, self.resource_type, self.master_id)
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def save(self):
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updates = self.obj_get_changes()
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updates.pop('id', None)
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updates.pop('uuid', None)
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db_resource = db_api.resource_update(self._context, self.id, updates)
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self._from_db_object(self._context, self, db_resource)
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self.obj_reset_changes()
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@base.OrchestratorObjectRegistry.register
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class ResourceList(ovo_base.ObjectListBase, base.OrchestratorObject):
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"""DC Orchestrator resource list object."""
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VERSION = '1.1'
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fields = {
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'objects': fields.ListOfObjectsField('Resource'),
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}
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@classmethod
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def get_all(cls, context, resource_type=None):
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resources = db_api.resource_get_all(
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context, resource_type)
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return ovo_base.obj_make_list(
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context, cls(context), Resource, resources)
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