ironic-inspector/ironic_inspector/common/rpc.py

55 lines
1.7 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from oslo_config import cfg
import oslo_messaging as messaging
from oslo_messaging.rpc import dispatcher
from ironic_inspector.conductor import manager
CONF = cfg.CONF
TRANSPORT = None
def init():
global TRANSPORT
TRANSPORT = messaging.get_rpc_transport(CONF)
def get_client(topic=None):
"""Get a RPC client instance.
:param topic: The topic of the message will be delivered to. This argument
is ignored if CONF.standalone is True.
"""
assert TRANSPORT is not None
if CONF.standalone:
target = messaging.Target(topic=manager.MANAGER_TOPIC,
server=CONF.host,
version='1.3')
else:
target = messaging.Target(topic=topic, version='1.3')
return messaging.RPCClient(TRANSPORT, target)
def get_server(endpoints):
"""Get a RPC server instance."""
assert TRANSPORT is not None
target = messaging.Target(topic=manager.MANAGER_TOPIC, server=CONF.host,
version='1.3')
return messaging.get_rpc_server(
TRANSPORT, target, endpoints, executor='eventlet',
access_policy=dispatcher.DefaultRPCAccessPolicy)