1# Copyright 2022 The 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 gRPC AsyncIO server for the UDS example.""" 15 16import asyncio 17import logging 18 19import grpc 20import helloworld_pb2 21import helloworld_pb2_grpc 22 23 24class Greeter(helloworld_pb2_grpc.GreeterServicer): 25 async def SayHello( 26 self, 27 request: helloworld_pb2.HelloRequest, 28 context: grpc.aio.ServicerContext, 29 ) -> helloworld_pb2.HelloReply: 30 del request 31 return helloworld_pb2.HelloReply(message=f"Hello to {context.peer()}!") 32 33 34async def serve() -> None: 35 uds_addresses = ["unix:helloworld.sock", "unix:///tmp/helloworld.sock"] 36 server = grpc.aio.server() 37 helloworld_pb2_grpc.add_GreeterServicer_to_server(Greeter(), server) 38 for uds_address in uds_addresses: 39 server.add_insecure_port(uds_address) 40 logging.info("Server listening on: %s", uds_address) 41 await server.start() 42 await server.wait_for_termination() 43 44 45if __name__ == "__main__": 46 logging.basicConfig(level=logging.INFO) 47 asyncio.run(serve()) 48