Source code for octavia.common.rpc

#    Licensed under the Apache License, Version 2.0 (the "License"); you may
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#
#         http://www.apache.org/licenses/LICENSE-2.0
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#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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from octavia_lib.i18n import _
from oslo_config import cfg
from oslo_log import log as logging
import oslo_messaging as messaging
from oslo_messaging.rpc import dispatcher

LOG = logging.getLogger(__name__)
TRANSPORT = None
NOTIFICATION_TRANSPORT = None
NOTIFIER = None


[docs]def init(): global TRANSPORT, NOTIFICATION_TRANSPORT, NOTIFIER TRANSPORT = create_transport(get_transport_url()) NOTIFICATION_TRANSPORT = messaging.get_notification_transport(cfg.CONF) NOTIFIER = messaging.Notifier(NOTIFICATION_TRANSPORT)
[docs]def cleanup(): global TRANSPORT, NOTIFICATION_TRANSPORT, NOTIFIER if TRANSPORT is not None: TRANSPORT.cleanup() if NOTIFICATION_TRANSPORT is not None: NOTIFICATION_TRANSPORT.cleanup() TRANSPORT = NOTIFICATION_TRANSPORT = NOTIFIER = None
[docs]def get_transport_url(url_str=None): return messaging.TransportURL.parse(cfg.CONF, url_str)
[docs]def get_client(target, version_cap=None, serializer=None, call_monitor_timeout=None): assert TRANSPORT is not None, _("'TRANSPORT' must not be None") return messaging.RPCClient(TRANSPORT, target, version_cap=version_cap, serializer=serializer, call_monitor_timeout=call_monitor_timeout)
[docs]def get_server(target, endpoints, executor='threading', access_policy=dispatcher.DefaultRPCAccessPolicy, serializer=None): assert TRANSPORT is not None, _("'TRANSPORT' must not be None") return messaging.get_rpc_server(TRANSPORT, target, endpoints, executor=executor, serializer=serializer, access_policy=access_policy)
[docs]def get_notifier(service=None, host=None, publisher_id=None): assert NOTIFIER is not None, _("'NOTIFIER' must not be None") return NOTIFIER.prepare()
[docs]def create_transport(url): return messaging.get_rpc_transport(cfg.CONF, url=url)