def _init_listener(self, topic, callback):
if not topic:
return
return messaging.get_notification_listener(
transport=messaging.get_transport(self._conf),
targets=[oslo_messaging.Target(topic=topic)],
endpoints=[PushNotificationsEndpoint(callback)])
def _get_topic_listener(self, conf, topic, callback):
# Create a listener for each topic
transport = messaging.get_transport(conf)
targets = [oslo_messaging.Target(topic=topic)]
return messaging.get_notification_listener(
transport, targets,
[NotificationsEndpoint(self.enrich_callbacks_by_events, callback)])
def __init__(self, conf):
super(VitrageNotifierService, self).__init__()
self.conf = conf
self.notifiers = self.get_notifier_plugins(conf)
transport = messaging.get_transport(conf)
target = oslo_messaging.Target(topic=conf.entity_graph.notifier_topic)
self.listener = messaging.get_notification_listener(
transport, [target], [VitrageEventEndpoint(self.notifiers)])
def _create_datasources_event_listener(self):
topic = self.conf.datasources.notification_topic_collector
transport = messaging.get_transport(self.conf)
targets = [oslo_messaging.Target(topic=topic)]
return messaging.get_notification_listener(transport, targets, [
PushNotificationsEndpoint(self.processor.process_event,
self.processor_lock)
])
def __init__(self, worker_id):
super(MachineLearningService, self).__init__(worker_id)
self.machine_learning_plugins = self.get_machine_learning_plugins()
transport = messaging.get_transport()
target = \
oslo_m.Target(topic=CONF.machine_learning.machine_learning_topic)
self.listener = messaging.get_notification_listener(
transport, [target],
[VitrageEventEndpoint(self.machine_learning_plugins)])
def __init__(self, conf):
super(VitrageNotifierService, self).__init__()
self.conf = conf
self.notifiers = self.get_notifier_plugins(conf)
transport = messaging.get_transport(conf)
target = oslo_messaging.Target(topic=conf.entity_graph.notifier_topic)
self.listener = messaging.get_notification_listener(
transport, [target],
[VitrageEventEndpoint(self.notifiers)])
def _get_topic_listener(self, conf, topic, callback):
# Create a listener for each topic
transport = messaging.get_transport(conf)
targets = [oslo_messaging.Target(topic=topic, exchange='nova')]
return messaging.get_notification_listener(
transport,
targets,
[NotificationsEndpoint(self.enrich_callbacks_by_events, callback)])
def get_listener(self):
topics = self._conf.datasources.notification_topics
exchange = self._conf.datasources.notification_exchange
transport = messaging.get_transport(self._conf)
targets = [
oslo_messaging.Target(exchange=exchange, topic=topic)
for topic in topics
]
return messaging.get_notification_listener(transport, targets, [self])
def __init__(self, worker_id, conf, db_connection):
super(PersistorService, self).__init__(worker_id)
self.conf = conf
self.db_connection = db_connection
transport = messaging.get_transport(conf)
target = \
oslo_m.Target(topic=conf.persistency.persistor_topic)
self.listener = messaging.get_notification_listener(
transport, [target],
[VitragePersistorEndpoint(self.db_connection)])
def _get_topics_listener(self, conf, callback):
topics = conf.datasources.notification_topics
exchange = conf.datasources.notification_exchange
transport = messaging.get_transport(conf)
targets = [oslo_messaging.Target(exchange=exchange, topic=topic)
for topic in topics]
return messaging.get_notification_listener(
transport,
targets,
[NotificationsEndpoint(self.enrich_callbacks_by_events, callback)])
def _init_notifier(self, transport, topic, endpoint):
LOG.debug('Initializing notifier with topic %s', topic)
self.listeners.append(
messaging.get_notification_listener(
transport, [oslo_messaging.Target(topic=topic)], [endpoint]))
