#!/usr/bin/env ruby # Copyright 2015 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. # Sample gRPC server that implements the Greeter::Helloworld service. # # Usage: $ path/to/greeter_server.rb this_dir = File.expand_path(File.dirname(__FILE__)) lib_dir = File.join(this_dir, 'lib') $LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir) require 'grpc' require 'helloworld_services_pb' # GreeterServer is simple server that implements the Helloworld Greeter server. class GreeterServer < Helloworld::Greeter::Service # say_hello implements the SayHello rpc method. def say_hello(hello_req, _unused_call) Helloworld::HelloReply.new(message: "Hello #{hello_req.name}") end end # main starts an RpcServer that receives requests to GreeterServer at the sample # server port. def main s = GRPC::RpcServer.new s.add_http2_port('0.0.0.0:50051', :this_port_is_insecure) s.handle(GreeterServer) s.run_till_terminated end main