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 17require_relative './end2end_common' 18 19# Test client. Sends RPC's as normal but process also has signal handlers 20class SigHandlingClientController < ClientControl::ClientController::Service 21 def initialize(stub) 22 @stub = stub 23 end 24 25 def do_echo_rpc(req, _) 26 response = @stub.echo(Echo::EchoRequest.new(request: req.request)) 27 fail 'bad response' unless response.response == req.request 28 ClientControl::Void.new 29 end 30end 31 32def main 33 client_control_port = '' 34 server_port = '' 35 OptionParser.new do |opts| 36 opts.on('--client_control_port=P', String) do |p| 37 client_control_port = p 38 end 39 opts.on('--server_port=P', String) do |p| 40 server_port = p 41 end 42 end.parse! 43 44 # Allow a few seconds to be safe. 45 srv = new_rpc_server_for_testing 46 srv.add_http2_port("0.0.0.0:#{client_control_port}", 47 :this_port_is_insecure) 48 stub = Echo::EchoServer::Stub.new("localhost:#{server_port}", 49 :this_channel_is_insecure) 50 control_service = SigHandlingClientController.new(stub) 51 srv.handle(control_service) 52 server_thread = Thread.new do 53 srv.run_till_terminated_or_interrupted(['int']) 54 end 55 srv.wait_till_running 56 # send a first RPC to notify the parent process that we've started 57 stub.echo(Echo::EchoRequest.new(request: 'client/child started')) 58 server_thread.join 59end 60 61main 62