Source code for heat.engine.event

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from heat.common import identifier
from heat.objects import event as event_object

[docs]class Event(object): """Class representing a Resource state change.""" def __init__(self, context, stack, action, status, reason, physical_resource_id, resource_prop_data_id, resource_properties, resource_name, resource_type, uuid=None, timestamp=None, id=None): """Initialise from a context, stack, and event information. The timestamp and database ID may also be initialised if the event is already in the database. """ self.context = context self._stack_identifier = stack.identifier() self.action = action self.status = status self.reason = reason self.physical_resource_id = physical_resource_id self.resource_name = resource_name self.resource_type = resource_type self.rsrc_prop_data_id = resource_prop_data_id self.resource_properties = resource_properties if self.resource_properties is None: self.resource_properties = {} self.uuid = uuid self.timestamp = timestamp = id
[docs] def store(self): """Store the Event in the database.""" ev = { 'resource_name': self.resource_name, 'physical_resource_id': self.physical_resource_id, 'stack_id': self._stack_identifier.stack_id, 'resource_action': self.action, 'resource_status': self.status, 'resource_status_reason': self.reason, 'resource_type': self.resource_type, } if self.uuid is not None: ev['uuid'] = self.uuid if self.timestamp is not None: ev['created_at'] = self.timestamp if self.rsrc_prop_data_id is not None: ev['rsrc_prop_data_id'] = self.rsrc_prop_data_id new_ev = event_object.Event.create(self.context, ev) = self.timestamp = new_ev.created_at self.uuid = new_ev.uuid return
[docs] def identifier(self): """Return a unique identifier for the event.""" if self.uuid is None: return None res_id = identifier.ResourceIdentifier( resource_name=self.resource_name, **self._stack_identifier) return identifier.EventIdentifier(event_id=str(self.uuid), **res_id)
[docs] def as_dict(self): return { 'timestamp': self.timestamp.isoformat(), 'version': '0.1', 'type': 'os.heat.event', 'id': self.uuid, 'payload': { 'resource_name': self.resource_name, 'physical_resource_id': self.physical_resource_id, 'stack_id': self._stack_identifier.stack_id, 'resource_action': self.action, 'resource_status': self.status, 'resource_status_reason': self.reason, 'resource_type': self.resource_type, 'resource_properties': self.resource_properties, 'version': '0.1' } }