def create_consumers(endpoints, prefix, topic_details):
"""Create agent RPC consumers.
:param endpoints: The list of endpoints to process the incoming messages.
:param prefix: Common prefix for the plugin/agent message queues.
:param topic_details: A list of topics. Each topic has a name, an
operation, and an optional host param keying the
subscription to topic.host for plugin calls.
:returns: A common Connection.
"""
connection = v_rpc.create_connection(new=True)
for details in topic_details:
topic, operation, node_name = itertools.islice(
itertools.chain(details, [None]), 3)
topic_name = topics.get_topic_name(prefix, topic, operation)
connection.create_consumer(topic_name, endpoints, fanout=True)
if node_name:
node_topic_name = '%s.%s' % (topic_name, node_name)
connection.create_consumer(node_topic_name,
endpoints,
fanout=False)
connection.consume_in_threads()
return connection
def create_consumers(endpoints, prefix, topic_details):
"""Create agent RPC consumers.
:param endpoints: The list of endpoints to process the incoming messages.
:param prefix: Common prefix for the plugin/agent message queues.
:param topic_details: A list of topics. Each topic has a name, an
operation, and an optional host param keying the
subscription to topic.host for plugin calls.
:returns: A common Connection.
"""
connection = v_rpc.create_connection(new=True)
for details in topic_details:
topic, operation, node_name = itertools.islice(
itertools.chain(details, [None]), 3)
topic_name = topics.get_topic_name(prefix, topic, operation)
connection.create_consumer(topic_name, endpoints, fanout=True)
if node_name:
node_topic_name = '%s.%s' % (topic_name, node_name)
connection.create_consumer(node_topic_name,
endpoints,
fanout=False)
connection.consume_in_threads()
return connection
def __init__(self):
super(VNFPlugin, self).__init__()
self.novaclient = client.NovaClient()
self.glanceclient = client.GlanceClient()
self.neutronclient = client.NeutronClient()
self._pool = eventlet.GreenPool()
self.conf = cfg.CONF
self.is_manager_invoked = False
self.ns_dict = dict()
config.register_root_helper(self.conf)
self.root_helper = config.get_root_helper(self.conf)
self.agent_mapping = dict()
self.endpoints = [VNFManagerCallbacks(self)]
self.conn = v_rpc.create_connection(new=True)
self.conn.create_consumer(
topics.PLUGIN, self.endpoints, fanout=False)
self.conn.consume_in_threads()
