def start(self):
super(Service, self).start()
self.conn = rpc.create_connection(new=True)
LOG.debug(_("Creating Consumer connection for Service %s") %
self.topic)
dispatcher = rpc_dispatcher.RpcDispatcher([self.manager],
self.serializer)
# Share this same connection for these Consumers
self.conn.create_consumer(self.topic, dispatcher, fanout=False)
node_topic = '%s.%s' % (self.topic, self.host)
self.conn.create_consumer(node_topic, dispatcher, fanout=False)
self.conn.create_consumer(self.topic, dispatcher, fanout=True)
# Hook to allow the manager to do other initializations after
# the rpc connection is created.
if callable(getattr(self.manager, 'initialize_service_hook', None)):
self.manager.initialize_service_hook(self)
# Consume from all consumers in a thread
self.conn.consume_in_thread()
def setup_rpc(self):
"""
Create a 'crd-consumer' Fanout Queue and listen for delta configuration messages.
sends init_consumer message to crd-listener to update the consumer in CRD database
"""
self.host = get_hostname()
self.consumer_topic = "crd-consumer"
self.listener_topic = 'crd-listener'
# RPC network init
self.consumer_context = context.RequestContext('crd', 'crd',
is_admin=False)
# Handle updates from service
self.dispatcher = self.create_rpc_dispatcher()
# Define the listening consumers for the agent
self.conn = os_rpc.create_connection(new=True)
LOG.info(_("Creating CONSUMER with topic %s...."), self.consumer_topic)
self.conn.create_consumer(self.consumer_topic, self.dispatcher, fanout=True)
self._init_consumer()
self.conn.consume_in_thread()