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# make sure that the client doesn't hang when process ended abruptly 18 19require_relative './end2end_common' 20 21def main 22 STDERR.puts 'start server' 23 server_runner = ServerRunner.new(EchoServerImpl) 24 server_port = server_runner.run 25 STDERR.puts 'start client' 26 _, client_pid = start_client('channel_state_client.rb', server_port) 27 # sleep to allow time for the client to get into 28 # the middle of a "watch connectivity state" call 29 sleep 3 30 Process.kill('SIGTERM', client_pid) 31 32 begin 33 Timeout.timeout(10) { Process.wait(client_pid) } 34 rescue Timeout::Error 35 STDERR.puts "timeout wait for client pid #{client_pid}" 36 Process.kill('SIGKILL', client_pid) 37 Process.wait(client_pid) 38 STDERR.puts 'killed client child' 39 raise 'Timed out waiting for client process. ' \ 40 'It likely hangs when ended abruptly' 41 end 42 43 # The interrupt in the child process should cause it to 44 # exit a non-zero status, so don't check it here. 45 # This test mainly tries to catch deadlock. 46 server_runner.stop 47end 48 49main 50