1#!/usr/bin/env ruby 2 3# Copyright 2016 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# smoke test for a grpc-using app that receives and 18# handles process-ending signals 19 20require_relative './end2end_common' 21 22def main 23 STDERR.puts 'start server' 24 echo_service = EchoServerImpl.new 25 server_runner = ServerRunner.new(echo_service) 26 server_port = server_runner.run 27 STDERR.puts 'start client' 28 control_stub, client_pid = start_client('graceful_sig_handling_client.rb', server_port) 29 # use receipt of one RPC to indicate that the child process is 30 # ready 31 echo_service.wait_for_first_rpc_received(20) 32 # now get the client to send an RPC 33 control_stub.do_echo_rpc( 34 ClientControl::DoEchoRpcRequest.new(request: 'hello')) 35 STDERR.puts 'killing client' 36 Process.kill('SIGINT', client_pid) 37 Process.wait(client_pid) 38 client_exit_status = $CHILD_STATUS 39 if client_exit_status.exited? 40 if client_exit_status.exitstatus != 0 41 STDERR.puts 'Client did not close gracefully' 42 exit(1) 43 end 44 else 45 STDERR.puts 'Client did not close gracefully' 46 exit(1) 47 end 48 49 STDERR.puts 'Client ended gracefully' 50 # no need to call cleanup, client should already be dead 51 server_runner.stop 52end 53 54main 55