def test_call_fanout(self):
transport = _FakeTransport(self.conf)
client = oslo_messaging.RPCClient(transport,
oslo_messaging.Target(**self.target))
if self.prepare is not _notset:
client = client.prepare(**self.prepare)
self.assertRaises(exceptions.InvalidTarget,
client.call, {}, 'foo')
def conductor_client(self):
if self._conductor_client is None:
target = om.Target(
topic=self.conductor_topic,
version=self.API_VERSION,
)
self._conductor_client = om.RPCClient(self.transport,
target,
serializer=self.serializer)
return self._conductor_client
def __init__(self):
super(A10ProviderDriver, self).__init__()
self._args = {}
self.transport = messaging.get_rpc_transport(cfg.CONF)
self._args['fanout'] = False
self._args['namespace'] = constants.RPC_NAMESPACE_CONTROLLER_AGENT
self._args['topic'] = "a10_octavia"
self._args['version'] = '1.0'
self.target = messaging.Target(**self._args)
self.client = messaging.RPCClient(self.transport, target=self.target)
def test_invalid_version_type(self):
target = oslo_messaging.Target(topic='sometopic')
transport = _FakeTransport(self.conf)
client = oslo_messaging.RPCClient(transport, target)
self.assertRaises(exceptions.MessagingException,
client.prepare, version='5')
self.assertRaises(exceptions.MessagingException,
client.prepare, version='5.a')
self.assertRaises(exceptions.MessagingException,
client.prepare, version='5.5.a')
def client(self, context):
transport = context.mq_connection
if transport:
cmt = self.default_client.call_monitor_timeout
return messaging.RPCClient(transport, self.target,
version_cap=self.version_cap,
serializer=self.serializer,
call_monitor_timeout=cmt)
else:
return self.default_client
def invoke_service_rpc(self,
service_id,
method,
kwargs=None,
timeout=None,
local=False,
retry=None):
"""Invoke RPC method on a DSE Service.
:param: service_id: The ID of the data service on which to invoke the
call.
:param: method: The method name to call.
:param: kwargs: A dict of method arguments.
:returns: The result of the method invocation.
:raises: MessagingTimeout, RemoteError, MessageDeliveryFailure,
NotFound
"""
target = self.service_rpc_target(
service_id, server=(self.node_id if local else None))
LOG.trace("<%s> Preparing to invoking RPC '%s' on %s", self.node_id,
method, target)
client = messaging.RPCClient(self.transport,
target,
timeout=timeout,
retry=retry)
if not self.is_valid_service(service_id):
try:
# First ping the destination to fail fast if unresponsive
LOG.trace(
"<%s> Checking responsiveness before invoking RPC "
"'%s' on %s", self.node_id, method, target)
client.prepare(timeout=cfg.CONF.dse.ping_timeout).call(
self.context, 'ping')
except (messaging_exceptions.MessagingTimeout,
messaging_exceptions.MessageDeliveryFailure):
msg = "service '%s' could not be found"
raise exception.RpcTargetNotFound(msg % service_id)
if kwargs is None:
kwargs = {}
try:
LOG.trace("<%s> Invoking RPC '%s' on %s", self.node_id, method,
target)
result = client.call(self.context, method, **kwargs)
except dispatcher.NoSuchMethod:
msg = "Method %s not supported for datasource %s"
LOG.exception(msg, method, service_id)
raise exception.BadRequest(msg % (method, service_id))
except (messaging_exceptions.MessagingTimeout,
messaging_exceptions.MessageDeliveryFailure):
msg = "Request to service '%s' timed out"
raise exception.Unavailable(msg % service_id)
LOG.trace("<%s> RPC call returned: %s", self.node_id, result)
return result
def call(self, topic, server, api_name, timeout=2, retry=0, **api_kwargs):
target = oslo_messaging.Target(
topic=topic,
server=server,
version=self.broker_endpoint.Version,
namespace=self.broker_endpoint.Namespace)
queryclient = oslo_messaging.RPCClient(self.transport,
target,
timeout=timeout,
retry=retry)
return queryclient.call({}, api_name, **api_kwargs)
def get_client(target, version_cap=None, serializer=None, timeout=None):
assert TRANSPORT is not None
if profiler:
serializer = ProfilerRequestContextSerializer(serializer)
else:
serializer = RequestContextSerializer(serializer)
return messaging.RPCClient(TRANSPORT,
target,
version_cap=version_cap,
serializer=serializer,
timeout=timeout)
def get_client(transport, target, version_cap=None, serializer=None):
assert transport is not None
if profiler:
LOG.info('profiler enabled for RPC client')
serializer = ProfilerContextSerializer(serializer=serializer)
return messaging.RPCClient(transport,
target,
version_cap=version_cap,
serializer=serializer)
def cast(self, topic, api_name, timeout=None, retry=None, **api_kwargs):
target = oslo_messaging.Target(
topic=topic,
fanout=True,
version=self.broker_endpoint.Version,
namespace=self.broker_endpoint.Namespace)
queryclient = oslo_messaging.RPCClient(self.transport,
target,
timeout=timeout,
retry=retry)
queryclient.cast({}, api_name, **api_kwargs)
def __init__(self, conf):
super(OsloRPCClient, self).__init__(conf)
self.topic = conf.topic
serializer = auth_ctx.RpcContextSerializer()
self._client = messaging.RPCClient(
rpc.get_transport(),
messaging.Target(topic=self.topic),
serializer=serializer
)
def __init__(self, transport):
super(YarmaPublisherService, self).__init__()
self.publisher_target = messaging.Target(
topic=cfg.CONF.default.publisher_queue,
)
self.transport = transport
self.server = messaging.RPCClient(
self.transport,
self.publisher_target,
serializer=messaging.JsonPayloadSerializer()
)
def __init__(self, transport=None, context=None, topic=None):
serializer = RequestContextSerializer(JsonPayloadSerializer())
if transport is None:
transport = messaging.get_transport(cfg.CONF)
self._context = context
if topic is None:
topic = ''
target = messaging.Target(topic=topic)
self._client = messaging.RPCClient(transport,
target,
serializer=serializer)
def __init__(self):
super(AmphoraProviderDriver, self).__init__()
topic = cfg.CONF.oslo_messaging.topic
self.transport = messaging.get_rpc_transport(cfg.CONF)
self.target = messaging.Target(
namespace=consts.RPC_NAMESPACE_CONTROLLER_AGENT,
topic=topic,
version="1.0",
fanout=False)
self.client = messaging.RPCClient(self.transport, target=self.target)
self.repositories = repositories.Repositories()
def __init__(self, amp_id):
super(FailoverController, self).__init__()
topic = cfg.CONF.oslo_messaging.topic
self.transport = messaging.get_rpc_transport(cfg.CONF)
self.target = messaging.Target(
namespace=constants.RPC_NAMESPACE_CONTROLLER_AGENT,
topic=topic,
version="1.0",
fanout=False)
self.client = messaging.RPCClient(self.transport, target=self.target)
self.amp_id = amp_id
def get_client(target, version_cap=None, serializer=None):
if TRANSPORT is None:
raise AssertionError("'TRANSPORT' must not be None")
if serializer is None:
serializer = DesignateObjectSerializer()
serializer = RequestContextSerializer(serializer)
return messaging.RPCClient(
TRANSPORT,
target,
version_cap=version_cap,
serializer=serializer
)
def get_cell_client(context, default_client):
"""Get a RPCClient object based on a RequestContext.
:param context: The RequestContext that can contain a Transport
:param default_client: The default RPCClient
"""
if context.mq_connection:
return messaging.RPCClient(context.mq_connection,
default_client.target,
version_cap=default_client.version_cap,
serializer=default_client.serializer)
return default_client
def __init__(self, transport):
"""Constructs an RPC client for engine.
:param transport: Messaging transport.
"""
serializer = auth_ctx.RpcContextSerializer(
auth_ctx.JsonPayloadSerializer())
self._client = messaging.RPCClient(
transport,
messaging.Target(topic=cfg.CONF.engine.topic),
serializer=serializer)
def __init__(self, transport_url, fake_server=False):
if not fake_server:
transport = messaging.get_transport(
cfg.CONF, transport_url, allowed_remote_exmods=ALLOWED_EXMODS)
else:
from . import rpc
fake_rpc_server = rpc.start_fake_server()
transport = fake_rpc_server.transport
target = messaging.Target(topic=self.topic, namespace=self.namespace,
version=self.version)
self.client = messaging.RPCClient(transport, target,
serializer=RPCSerializer())
def __init__(self):
"""Initialize the driver plugin RPC client."""
self.environment_prefix = 'Project'
self.topic = '%s_%s' % (f5_const.TOPIC_PROCESS_ON_HOST_V2,
self.environment_prefix)
messaging.set_transport_defaults('neutron')
self.transport = messaging.get_transport(
CONF, url=CONF.f5_lbaasv2_driver.transport_url)
self.target = messaging.Target(topic=self.topic)
self.client = messaging.RPCClient(self.transport, self.target)
self.context = context.get_admin_context().to_dict()
def test_call_serializer(self):
self.config(rpc_response_timeout=None)
transport = oslo_messaging.get_rpc_transport(self.conf, url='fake:')
serializer = msg_serializer.NoOpSerializer()
client = oslo_messaging.RPCClient(transport,
oslo_messaging.Target(),
serializer=serializer)
transport._send = mock.Mock()
kwargs = dict(wait_for_reply=True, timeout=None) if self.call else {}
kwargs['retry'] = None
if self.call:
kwargs['call_monitor_timeout'] = None
transport._send.return_value = self.retval
serializer.serialize_entity = mock.Mock()
serializer.deserialize_entity = mock.Mock()
serializer.serialize_context = mock.Mock()
def _stub(ctxt, arg):
return 's' + arg
msg = dict(method='foo', args=dict())
for k, v in self.args.items():
msg['args'][k] = 's' + v
serializer.serialize_entity.side_effect = _stub
if self.call:
serializer.deserialize_entity.return_value = 'd' + self.retval
serializer.serialize_context.return_value = dict(user='******')
method = client.call if self.call else client.cast
retval = method(self.ctxt, 'foo', **self.args)
if self.retval is not None:
self.assertEqual('d' + self.retval, retval)
transport._send.assert_called_once_with(oslo_messaging.Target(),
dict(user='******'),
msg,
transport_options=None,
**kwargs)
expected_calls = [mock.call(self.ctxt, arg) for arg in self.args]
self.assertEqual(expected_calls,
serializer.serialize_entity.mock_calls)
if self.call:
serializer.deserialize_entity.assert_called_once_with(
self.ctxt, self.retval)
serializer.serialize_context.assert_called_once_with(self.ctxt)
def __init__(self):
target = messaging.Target(topic=self.TOPIC,
version=self.RPC_API_VERSION)
#obj_version_cap = self._determine_obj_version_cap()
#serializer = base.WaterfallObjectSerializer(obj_version_cap)
#rpc_version_cap = self._determine_rpc_version_cap()
#self.client = get_client(target, version_cap=rpc_version_cap,
# serializer=serializer)
#serializer = RequestContextSerializer(serializer)
self.client = messaging.RPCClient(TRANSPORT,
target,
version_cap='2.0')
def setUp(self):
super(RpcServerFixture, self).setUp()
endpoints = [self.endpoint, self]
transport = self.useFixture(TransportFixture(self.conf, self.url))
self.server = oslo_messaging.get_rpc_server(
transport=transport.transport,
target=self.target,
endpoints=endpoints,
executor=self.executor)
self._ctrl = oslo_messaging.RPCClient(transport.transport,
self.ctrl_target)
self._start()
transport.wait()
def __init__(self, transport=None, context=None, topic=None, server=None,
timeout=None):
serializer = _init_serializer()
if transport is None:
exmods = rpc.get_allowed_exmods()
transport = messaging.get_rpc_transport(
CONF, allowed_remote_exmods=exmods)
self._context = context
if topic is None:
topic = ''
target = messaging.Target(topic=topic, server=server)
self._client = messaging.RPCClient(transport, target,
serializer=serializer,
timeout=timeout)
def __init__(self):
topic = cfg.CONF.oslo_messaging.event_stream_topic
if cfg.CONF.oslo_messaging.event_stream_transport_url:
# Use custom URL
self.transport = oslo_messaging.get_rpc_transport(
cfg.CONF, cfg.CONF.oslo_messaging.event_stream_transport_url)
else:
self.transport = oslo_messaging.get_rpc_transport(cfg.CONF)
self.target = oslo_messaging.Target(topic=topic,
exchange="common",
namespace='control',
fanout=False,
version='1.0')
self.client = oslo_messaging.RPCClient(self.transport, self.target)
def create_client(component_name):
topic = topics.CASCADING_SERVICE
target = oslo_messaging.Target(
exchange="tricircle",
topic=topic,
namespace=component_name,
version='1.0',
)
return oslo_messaging.RPCClient(
TRANSPORT,
target,
serializer=Serializer(),
)
def __init__(self):
"""
RPC mode has two function for sending message
1.cast(ctxt, method, **kwargs): Do not have return value
2.call(ctxt, method, **kwargs): Have return value
:param ctxt: (dict) A request context dict
:param method: (str) The remote method
:param **kwargs: (dict) The params of the remote method
"""
super(RPCClient, self).__init__()
self.transport = oslo_messaging.get_transport(cfg.CONF)
self.target = oslo_messaging.Target(topic=self.topic, exchange='common',
namespace='control', fanout=False, version='1.0')
self.client = oslo_messaging.RPCClient(self.transport, self.target)
def __init__(self,
transport,
target,
cast=False,
name=None,
transport_options=None,
**kwargs):
self.name = name or "functional-tests"
self.cast = cast
self.client = oslo_messaging.RPCClient(
transport=transport,
target=target,
transport_options=transport_options,
**kwargs)
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 saygood():
try:
transport_url = 'rabbit://*****:*****@10.0.0.108:5672/'
#transport_url = 'rabbit://*****:*****@10.1.101.36:5672/'
transport = oslo_messaging.get_transport(cfg.CONF,transport_url)
#mac = request.args.get("mac")
mac = request.json.get("mac")
#mac = request.form["mac"]
target = oslo_messaging.Target(topic='test', server=getCid(mac))
client = oslo_messaging.RPCClient(transport, target)
r = client.prepare(timeout=2).call({}, 'sayGood')
except:
return ("error", 400)
else:
return 'success'