120 lines
4.7 KiB
Python
120 lines
4.7 KiB
Python
# Copyright 2014 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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"""Event object."""
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from oslo_log import log as logging
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from oslo_versionedobjects import base
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from oslo_versionedobjects import fields
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from heat.common import identifier
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from heat.db.sqlalchemy import api as db_api
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from heat.objects import base as heat_base
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from heat.objects import resource_properties_data as rpd
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LOG = logging.getLogger(__name__)
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class Event(
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heat_base.HeatObject,
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base.VersionedObjectDictCompat,
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):
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fields = {
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'id': fields.IntegerField(),
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'stack_id': fields.StringField(),
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'uuid': fields.StringField(),
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'resource_action': fields.StringField(nullable=True),
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'resource_status': fields.StringField(nullable=True),
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'resource_name': fields.StringField(nullable=True),
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'physical_resource_id': fields.StringField(nullable=True),
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'resource_status_reason': fields.StringField(nullable=True),
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'resource_type': fields.StringField(nullable=True),
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'rsrc_prop_data_id': fields.ObjectField(
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fields.IntegerField(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, event, db_event):
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event._resource_properties = None
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for field in event.fields:
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if field == 'resource_status_reason':
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# this works whether db_event is a dict or db ref
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event[field] = db_event['_resource_status_reason']
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else:
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event[field] = db_event[field]
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if db_event['rsrc_prop_data_id'] is None:
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event._resource_properties = db_event['resource_properties'] or {}
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else:
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if hasattr(db_event, '__dict__'):
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rpd_obj = db_event.__dict__.get('rsrc_prop_data')
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elif hasattr(db_event, 'rsrc_prop_data'):
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rpd_obj = db_event['rsrc_prop_data']
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else:
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rpd_obj = None
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if rpd_obj is not None:
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# Object is already eager loaded
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rpd_obj = (
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rpd.ResourcePropertiesData._from_db_object(
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rpd.ResourcePropertiesData(),
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context,
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rpd_obj))
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event._resource_properties = rpd_obj.data
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event._context = context
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event.obj_reset_changes()
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return event
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@property
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def resource_properties(self):
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if self._resource_properties is None:
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LOG.info('rsrp_prop_data lazy load')
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rpd_obj = rpd.ResourcePropertiesData.get_by_id(
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self._context, self.rsrc_prop_data_id)
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self._resource_properties = rpd_obj.data or {}
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return self._resource_properties
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@classmethod
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def get_all_by_tenant(cls, context, **kwargs):
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return [cls._from_db_object(context, cls(), db_event)
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for db_event in db_api.event_get_all_by_tenant(context,
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**kwargs)]
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@classmethod
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def get_all_by_stack(cls, context, stack_id, **kwargs):
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return [cls._from_db_object(context, cls(), db_event)
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for db_event in db_api.event_get_all_by_stack(context,
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stack_id,
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**kwargs)]
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@classmethod
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def count_all_by_stack(cls, context, stack_id):
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return db_api.event_count_all_by_stack(context, stack_id)
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@classmethod
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def create(cls, context, values):
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# Using dict() allows us to be done with the sqlalchemy/model
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# layer in one call, rather than hitting that layer for every
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# field in _from_db_object().
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return cls._from_db_object(context, cls(context=context),
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dict(db_api.event_create(context, values)))
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def identifier(self, stack_identifier):
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"""Return a unique identifier for the event."""
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res_id = identifier.ResourceIdentifier(
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resource_name=self.resource_name, **stack_identifier)
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return identifier.EventIdentifier(event_id=str(self.uuid), **res_id)
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