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# abruptly end a process that has active calls to 18# Channel.watch_connectivity_state 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 _, client_pid = start_client('sig_int_during_channel_watch_client.rb', 29 server_port) 30 # use receipt of one RPC to indicate that the child process is 31 # ready for a SIGINT 32 echo_service.wait_for_first_rpc_received(20) 33 # give time for the client to get into the middle 34 # of a channel state watch call 35 sleep 1 36 Process.kill('SIGINT', client_pid) 37 begin 38 Timeout.timeout(10) do 39 Process.wait(client_pid) 40 end 41 rescue Timeout::Error 42 STDERR.puts "timeout wait for client pid #{client_pid}" 43 Process.kill('SIGKILL', client_pid) 44 Process.wait(client_pid) 45 STDERR.puts 'killed client child' 46 raise 'Timed out waiting for client process. It likely hangs when a ' \ 47 'SIGINT is sent while there is an active connectivity_state call' 48 end 49 client_exit_code = $CHILD_STATUS 50 if client_exit_code != 0 51 fail "sig_int_during_channel_watch_client failed: #{client_exit_code}" 52 end 53 server_runner.stop 54end 55 56main 57