| # Copyright 2017 gRPC authors. |
| # |
| # 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. |
| |
| import collections |
| import threading |
| |
| from grpc_testing import _common |
| from grpc_testing._channel import _rpc_state |
| |
| |
| class State(_common.ChannelHandler): |
| |
| def __init__(self): |
| self._condition = threading.Condition() |
| self._rpc_states = collections.defaultdict(list) |
| |
| def invoke_rpc(self, method_full_rpc_name, invocation_metadata, requests, |
| requests_closed, timeout): |
| rpc_state = _rpc_state.State(invocation_metadata, requests, |
| requests_closed) |
| with self._condition: |
| self._rpc_states[method_full_rpc_name].append(rpc_state) |
| self._condition.notify_all() |
| return rpc_state |
| |
| def take_rpc_state(self, method_descriptor): |
| method_full_rpc_name = '/{}/{}'.format( |
| method_descriptor.containing_service.full_name, |
| method_descriptor.name) |
| with self._condition: |
| while True: |
| method_rpc_states = self._rpc_states[method_full_rpc_name] |
| if method_rpc_states: |
| return method_rpc_states.pop(0) |
| else: |
| self._condition.wait() |