75 lines
2.5 KiB
Python
75 lines
2.5 KiB
Python
# Copyright 2015 Intel Corp.
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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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"""
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Snapshot object
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"""
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from oslo_versionedobjects import base
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from oslo_versionedobjects import fields
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from heat.db import api as db_api
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from heat.objects import fields as heat_fields
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class Snapshot(base.VersionedObject,
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base.VersionedObjectDictCompat,
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base.ComparableVersionedObject):
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fields = {
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'id': fields.StringField(),
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'name': fields.StringField(nullable=True),
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'stack_id': fields.StringField(),
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'data': heat_fields.JsonField(nullable=True),
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'tenant': fields.StringField(),
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'status': fields.StringField(nullable=True),
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'status_reason': fields.StringField(nullable=True),
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'created_at': fields.DateTimeField(read_only=True),
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'updated_at': fields.DateTimeField(nullable=True),
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}
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@staticmethod
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def _from_db_object(context, snapshot, db_snapshot):
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for field in snapshot.fields:
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snapshot[field] = db_snapshot[field]
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snapshot._context = context
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snapshot.obj_reset_changes()
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return snapshot
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@classmethod
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def create(cls, context, values):
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return cls._from_db_object(
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context, cls(), db_api.snapshot_create(context, values))
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@classmethod
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def get_snapshot_by_stack(cls, context, snapshot_id, stack):
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return cls._from_db_object(
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context, cls(), db_api.snapshot_get_by_stack(
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context, snapshot_id, stack))
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@classmethod
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def update(cls, context, snapshot_id, values):
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db_snapshot = db_api.snapshot_update(context, snapshot_id, values)
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return cls._from_db_object(context, cls(), db_snapshot)
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@classmethod
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def delete(cls, context, snapshot_id):
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db_api.snapshot_delete(context, snapshot_id)
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@classmethod
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def get_all(cls, context, stack_id):
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return [cls._from_db_object(context, cls(), db_snapshot)
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for db_snapshot in db_api.snapshot_get_all(context, stack_id)]
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