# Tencent is pleased to support the open source community by making GNES available.
#
# Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
# 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 grpc
from .base import BaseService as BS, MessageHandler
from ..helper import PathImporter
from ..proto import gnes_pb2
[docs]class GRPCService(BS):
handler = MessageHandler(BS.handler)
[docs] def post_init(self):
self.channel = grpc.insecure_channel(
'%s:%s' % (self.args.grpc_host, self.args.grpc_port),
options=[('grpc.max_send_message_length', self.args.max_message_size),
('grpc.max_receive_message_length', self.args.max_message_size)])
m = PathImporter.add_modules(self.args.pb2_path, self.args.pb2_grpc_path)
# build stub
self.stub = getattr(m, self.args.stub_name)(self.channel)
[docs] def close(self):
self.channel.close()
super().close()
@handler.register(NotImplementedError)
def _handler_default(self, msg: 'gnes_pb2.Message'):
yield getattr(self.stub, self.args.api_name)(msg)