def call(self, ctxt, method, **kwargs):
"""Invoke a method and wait for a reply. See RPCClient.call()."""
if self.target.fanout:
raise exceptions.InvalidTarget("A call cannot be used with fanout", self.target)
msg = self._make_message(ctxt, method, kwargs)
msg_ctxt = self.serializer.serialize_context(ctxt)
span_host = tomograph.getHost()
ser_name = "%s[%s]" % ("RPC_call", self.target.topic)
tomograph.start(ser_name, self.target.topic, span_host, 0)
trace_info = tomograph.get_trace_info()
msg_ctxt["trace_id"] = trace_info[0]
msg_ctxt["span_id"] = trace_info[1]
timeout = self.timeout
if self.timeout is None:
timeout = self.conf.rpc_response_timeout
if self.version_cap:
self._check_version_cap(msg.get("version"))
try:
result = self.transport._send(
self.target, msg_ctxt, msg, wait_for_reply=True, timeout=timeout, retry=self.retry
)
tomograph.stop(self.target.topic)
except driver_base.TransportDriverError as ex:
raise ClientSendError(self.target, ex)
return self.serializer.deserialize_entity(ctxt, result)
def call(self, ctxt, method, **kwargs):
"""Invoke a method and wait for a reply. See RPCClient.call()."""
if self.target.fanout:
raise exceptions.InvalidTarget('A call cannot be used with fanout',
self.target)
msg = self._make_message(ctxt, method, kwargs)
msg_ctxt = self.serializer.serialize_context(ctxt)
span_host = tomograph.getHost()
ser_name = "%s[%s]" % ("RPC_call", self.target.topic)
tomograph.start(ser_name, self.target.topic, span_host, 0)
trace_info = tomograph.get_trace_info()
msg_ctxt["trace_id"] = trace_info[0]
msg_ctxt["span_id"] = trace_info[1]
timeout = self.timeout
if self.timeout is None:
timeout = self.conf.rpc_response_timeout
if self.version_cap:
self._check_version_cap(msg.get('version'))
try:
result = self.transport._send(self.target, msg_ctxt, msg,
wait_for_reply=True, timeout=timeout,
retry=self.retry)
tomograph.stop(self.target.topic)
except driver_base.TransportDriverError as ex:
raise ClientSendError(self.target, ex)
return self.serializer.deserialize_entity(ctxt, result)
def cast(self, ctxt, method, **kwargs):
"""Invoke a method and return immediately. See RPCClient.cast()."""
msg = self._make_message(ctxt, method, kwargs)
msg_ctxt = self.serializer.serialize_context(ctxt)
span_host = tomograph.getHost()
ser_name = "%s[%s]" % ("RPC_cast", self.target.topic)
tomograph.start(ser_name, self.target.topic, span_host, 0)
trace_info = tomograph.get_trace_info()
msg_ctxt["trace_id"] = trace_info[0]
msg_ctxt["span_id"] = trace_info[1]
if self.version_cap:
self._check_version_cap(msg.get("version"))
try:
self.transport._send(self.target, msg_ctxt, msg, retry=self.retry)
tomograph.stop(self.target.topic)
except driver_base.TransportDriverError as ex:
raise ClientSendError(self.target, ex)
def cast(self, ctxt, method, **kwargs):
"""Invoke a method and return immediately. See RPCClient.cast()."""
msg = self._make_message(ctxt, method, kwargs)
msg_ctxt = self.serializer.serialize_context(ctxt)
span_host = tomograph.getHost()
ser_name = "%s[%s]" % ("RPC_cast", self.target.topic)
tomograph.start(ser_name, self.target.topic, span_host, 0)
trace_info = tomograph.get_trace_info()
msg_ctxt["trace_id"] = trace_info[0]
msg_ctxt["span_id"] = trace_info[1]
if self.version_cap:
self._check_version_cap(msg.get('version'))
try:
self.transport._send(self.target, msg_ctxt, msg, retry=self.retry)
tomograph.stop(self.target.topic)
except driver_base.TransportDriverError as ex:
raise ClientSendError(self.target, ex)
