1#!/usr/bin/env ruby 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# Sample app that connects to a Greeter service. 18# 19# Usage: $ path/to/greeter_client.rb 20 21this_dir = File.expand_path(File.dirname(__FILE__)) 22lib_dir = File.join(this_dir, 'lib') 23$LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir) 24 25require 'grpc' 26require 'helloworld_services_pb' 27 28def main 29 stub = Helloworld::Greeter::Stub.new('localhost:50051', :this_channel_is_insecure) 30 user = ARGV.size > 0 ? ARGV[0] : 'world' 31 message = stub.say_hello(Helloworld::HelloRequest.new(name: user)).message 32 p "Greeting: #{message}" 33end 34 35main 36