1/* 2 * 3 * Copyright 2015 gRPC authors. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 */ 18 19var PROTO_PATH = __dirname + '/../../protos/helloworld.proto'; 20 21var grpc = require('grpc'); 22var protoLoader = require('@grpc/proto-loader'); 23var packageDefinition = protoLoader.loadSync( 24 PROTO_PATH, 25 {keepCase: true, 26 longs: String, 27 enums: String, 28 defaults: true, 29 oneofs: true 30 }); 31var hello_proto = grpc.loadPackageDefinition(packageDefinition).helloworld; 32 33/** 34 * Implements the SayHello RPC method. 35 */ 36function sayHello(call, callback) { 37 callback(null, {message: 'Hello ' + call.request.name}); 38} 39 40/** 41 * Starts an RPC server that receives requests for the Greeter service at the 42 * sample server port 43 */ 44function main() { 45 var server = new grpc.Server(); 46 server.addService(hello_proto.Greeter.service, {sayHello: sayHello}); 47 server.bind('0.0.0.0:50051', grpc.ServerCredentials.createInsecure()); 48 server.start(); 49} 50 51main(); 52