def _event(self):
"""Tries to commit event.
If there is an event in Blazar DB to be done, do it and change its
status to 'DONE'.
"""
LOG.debug('Trying to get event from DB.')
events = db_api.event_get_all_sorted_by_filters(
sort_key='time',
sort_dir='asc',
filters={'status': status.event.UNDONE,
'time': {'op': 'le',
'border': datetime.datetime.utcnow()}}
)
if not events:
return
LOG.info("Trying to execute events: %s", events)
for event in events:
if not status.LeaseStatus.is_stable(event['lease_id']):
LOG.info("Skip event %s because the status of the lease %s "
"is still transitional", event, event['lease_id'])
continue
db_api.event_update(event['id'],
{'status': status.event.IN_PROGRESS})
try:
eventlet.spawn_n(
service_utils.with_empty_context(self._exec_event),
event)
except Exception:
db_api.event_update(event['id'],
{'status': status.event.ERROR})
LOG.exception('Error occurred while event %s handling.',
event['id'])
def _event(self):
"""Tries to commit event.
If there is an event in Blazar DB to be done, do it and change its
status to 'DONE'.
"""
LOG.debug('Trying to get event from DB.')
event = db_api.event_get_first_sorted_by_filters(
sort_key='time',
sort_dir='asc',
filters={'status': status.event.UNDONE}
)
if not event:
return
if event['time'] < datetime.datetime.utcnow():
db_api.event_update(event['id'],
{'status': status.event.IN_PROGRESS})
try:
eventlet.spawn_n(
service_utils.with_empty_context(self._exec_event),
event)
except Exception:
db_api.event_update(event['id'],
{'status': status.event.ERROR})
LOG.exception('Error occurred while event handling.')