xref: /aosp_15_r20/external/grpc-grpc/examples/ruby/greeter_client.rb (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
1*cc02d7e2SAndroid Build Coastguard Worker#!/usr/bin/env ruby
2*cc02d7e2SAndroid Build Coastguard Worker
3*cc02d7e2SAndroid Build Coastguard Worker# Copyright 2015 gRPC authors.
4*cc02d7e2SAndroid Build Coastguard Worker#
5*cc02d7e2SAndroid Build Coastguard Worker# Licensed under the Apache License, Version 2.0 (the "License");
6*cc02d7e2SAndroid Build Coastguard Worker# you may not use this file except in compliance with the License.
7*cc02d7e2SAndroid Build Coastguard Worker# You may obtain a copy of the License at
8*cc02d7e2SAndroid Build Coastguard Worker#
9*cc02d7e2SAndroid Build Coastguard Worker#     http://www.apache.org/licenses/LICENSE-2.0
10*cc02d7e2SAndroid Build Coastguard Worker#
11*cc02d7e2SAndroid Build Coastguard Worker# Unless required by applicable law or agreed to in writing, software
12*cc02d7e2SAndroid Build Coastguard Worker# distributed under the License is distributed on an "AS IS" BASIS,
13*cc02d7e2SAndroid Build Coastguard Worker# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14*cc02d7e2SAndroid Build Coastguard Worker# See the License for the specific language governing permissions and
15*cc02d7e2SAndroid Build Coastguard Worker# limitations under the License.
16*cc02d7e2SAndroid Build Coastguard Worker
17*cc02d7e2SAndroid Build Coastguard Worker# Sample app that connects to a Greeter service.
18*cc02d7e2SAndroid Build Coastguard Worker#
19*cc02d7e2SAndroid Build Coastguard Worker# Usage: $ path/to/greeter_client.rb
20*cc02d7e2SAndroid Build Coastguard Worker
21*cc02d7e2SAndroid Build Coastguard Workerthis_dir = File.expand_path(File.dirname(__FILE__))
22*cc02d7e2SAndroid Build Coastguard Workerlib_dir = File.join(this_dir, 'lib')
23*cc02d7e2SAndroid Build Coastguard Worker$LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir)
24*cc02d7e2SAndroid Build Coastguard Worker
25*cc02d7e2SAndroid Build Coastguard Workerrequire 'grpc'
26*cc02d7e2SAndroid Build Coastguard Workerrequire 'helloworld_services_pb'
27*cc02d7e2SAndroid Build Coastguard Worker
28*cc02d7e2SAndroid Build Coastguard Workerdef main
29*cc02d7e2SAndroid Build Coastguard Worker  user = ARGV.size > 0 ?  ARGV[0] : 'world'
30*cc02d7e2SAndroid Build Coastguard Worker  hostname = ARGV.size > 1 ?  ARGV[1] : 'localhost:50051'
31*cc02d7e2SAndroid Build Coastguard Worker  stub = Helloworld::Greeter::Stub.new(hostname, :this_channel_is_insecure)
32*cc02d7e2SAndroid Build Coastguard Worker  begin
33*cc02d7e2SAndroid Build Coastguard Worker    message = stub.say_hello(Helloworld::HelloRequest.new(name: user)).message
34*cc02d7e2SAndroid Build Coastguard Worker    p "Greeting: #{message}"
35*cc02d7e2SAndroid Build Coastguard Worker  rescue GRPC::BadStatus => e
36*cc02d7e2SAndroid Build Coastguard Worker    abort "ERROR: #{e.message}"
37*cc02d7e2SAndroid Build Coastguard Worker  end
38*cc02d7e2SAndroid Build Coastguard Workerend
39*cc02d7e2SAndroid Build Coastguard Worker
40*cc02d7e2SAndroid Build Coastguard Workermain
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