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quay/workers/notificationworker/notificationworker.py
2017-07-25 17:00:06 -04:00

43 lines
1.8 KiB
Python

import logging
from app import notification_queue
from notifications.notificationmethod import NotificationMethod, InvalidNotificationMethodException
from notifications.notificationevent import NotificationEvent, InvalidNotificationEventException
from workers.notificationworker.models_pre_oci import pre_oci_model as model
from workers.queueworker import QueueWorker, JobException
logger = logging.getLogger(__name__)
class NotificationWorker(QueueWorker):
def process_queue_item(self, job_details):
notification = model.get_enabled_notification(job_details['notification_uuid'])
if notification is None:
return
event_name = notification.event_name
method_name = notification.method_name
try:
event_handler = NotificationEvent.get_event(event_name)
method_handler = NotificationMethod.get_method(method_name)
except InvalidNotificationMethodException as ex:
logger.exception('Cannot find notification method: %s', ex.message)
raise JobException('Cannot find notification method: %s' % ex.message)
except InvalidNotificationEventException as ex:
logger.exception('Cannot find notification event: %s', ex.message)
raise JobException('Cannot find notification event: %s' % ex.message)
if event_handler.should_perform(job_details['event_data'], notification):
try:
method_handler.perform(notification, event_handler, job_details)
model.reset_number_of_failures_to_zero(notification)
except (JobException, KeyError) as exc:
model.increment_notification_failure_count(notification)
raise exc
if __name__ == "__main__":
worker = NotificationWorker(notification_queue, poll_period_seconds=10, reservation_seconds=30,
retry_after_seconds=30)
worker.start()