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 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 delete_queue(context, topic): if CONF.rpc_backend == "trove.openstack.common.rpc.impl_kombu": connection = openstack_rpc.create_connection() channel = connection.channel durable = connection.conf.rabbit_durable_queues queue = kombu.entity.Queue(name=topic, channel=channel, auto_delete=False, exclusive=False, durable=durable) queue.delete()
def delete_queue(context, topic): if CONF.rpc_backend == "trove.openstack.common.rpc.impl_kombu": connection = openstack_rpc.create_connection() channel = connection.channel durable = connection.conf.amqp_durable_queues queue = kombu.entity.Queue(name=topic, channel=channel, auto_delete=False, exclusive=False, durable=durable) queue.delete()
def _cast_with_consumer(self, method_name, **kwargs): conn = None try: conn = rpc.create_connection(new=True) conn.create_consumer(self._get_routing_key(), None, fanout=False) except Exception as e: LOG.error(e) raise exception.GuestError(original_message=str(e)) finally: if conn: conn.close() # leave the cast call out of the hackity consumer create self._cast(method_name, **kwargs)
def declare_queue(self, topic): """Call this to declare a queue from Python.""" #from trove.rpc.impl_kombu import Connection from trove.openstack.common.rpc import create_connection with create_connection() as conn: consumer = conn.declare_topic_consumer(topic=topic)