1# Copyright 2015 gRPC authors. 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14"""The Python implementation of the GRPC helloworld.Greeter server.""" 15 16from concurrent import futures 17import time 18 19import grpc 20 21import helloworld_pb2 22import helloworld_pb2_grpc 23 24_ONE_DAY_IN_SECONDS = 60 * 60 * 24 25 26 27class Greeter(helloworld_pb2_grpc.GreeterServicer): 28 29 def SayHello(self, request, context): 30 return helloworld_pb2.HelloReply(message='Hello, %s!' % request.name) 31 32 33def serve(): 34 server = grpc.server(futures.ThreadPoolExecutor(max_workers=10)) 35 helloworld_pb2_grpc.add_GreeterServicer_to_server(Greeter(), server) 36 server.add_insecure_port('[::]:50051') 37 server.start() 38 try: 39 while True: 40 time.sleep(_ONE_DAY_IN_SECONDS) 41 except KeyboardInterrupt: 42 server.stop(0) 43 44 45if __name__ == '__main__': 46 serve() 47