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#!/usr/bin/env ruby |
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|
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# Copyright 2015, Google Inc. |
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# All rights reserved. |
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# |
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# Redistribution and use in source and binary forms, with or without |
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# modification, are permitted provided that the following conditions are |
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# met: |
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# |
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# * Redistributions of source code must retain the above copyright |
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# notice, this list of conditions and the following disclaimer. |
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# * Redistributions in binary form must reproduce the above |
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# copyright notice, this list of conditions and the following disclaimer |
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# in the documentation and/or other materials provided with the |
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# distribution. |
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# * Neither the name of Google Inc. nor the names of its |
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# contributors may be used to endorse or promote products derived from |
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# this software without specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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|
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require_relative './end2end_common' |
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class ChannelClosingClientController < ClientControl::ClientController::Service |
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def initialize(ch) |
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@ch = ch |
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end |
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def shutdown(_, _) |
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STDERR.puts "about to close channel" |
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@ch.close |
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STDERR.puts "just closed channel" |
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end |
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end |
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|
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def main |
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client_control_port = '' |
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server_port = '' |
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OptionParser.new do |opts| |
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opts.on('--client_control_port=P', String) do |p| |
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client_control_port = p |
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end |
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opts.on('--server_port=P', String) do |p| |
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server_port = p |
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end |
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end.parse! |
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ch = GRPC::Core::Channel.new("localhost:#{server_port}", {}, :this_channel_is_insecure) |
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srv = GRPC::RpcServer.new |
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thd = Thread.new do |
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srv.add_http2_port("0.0.0.0:#{client_control_port}", :this_port_is_insecure) |
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srv.handle(ChannelClosingClientController.new(ch)) |
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srv.run |
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end |
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|
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# this should break out once the channel is closed |
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loop do |
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state = ch.connectivity_state(true) |
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begin |
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ch.watch_connectivity_state(state, Time.now + 360) |
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rescue RuntimeException => e |
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break |
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end |
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end |
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srv.stop |
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thd.join |
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end |
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|
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main |
@ -0,0 +1,65 @@ |
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#!/usr/bin/env ruby |
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|
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# Copyright 2016, Google Inc. |
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# All rights reserved. |
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# |
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# Redistribution and use in source and binary forms, with or without |
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# modification, are permitted provided that the following conditions are |
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# met: |
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# |
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# * Redistributions of source code must retain the above copyright |
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# notice, this list of conditions and the following disclaimer. |
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# * Redistributions in binary form must reproduce the above |
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# copyright notice, this list of conditions and the following disclaimer |
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# in the documentation and/or other materials provided with the |
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# distribution. |
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# * Neither the name of Google Inc. nor the names of its |
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# contributors may be used to endorse or promote products derived from |
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# this software without specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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|
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# make sure that the client doesn't hang when process ended abruptly |
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require_relative './end2end_common' |
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def main |
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STDERR.puts "start server" |
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server_runner = ServerRunner.new |
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server_port = server_runner.run |
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sleep 1 |
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STDERR.puts "start client" |
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control_stub, client_pid = start_client("channel_closing_client.rb", server_port) |
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sleep 3 |
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begin |
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Timeout.timeout(10) do |
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control_stub.shutdown(ClientControl::Void.new) |
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Process.wait(client_pid) |
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end |
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rescue Timeout::Error |
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STDERR.puts "timeout wait for client pid #{client_pid}" |
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Process.kill('SIGKILL', client_pid) |
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Process.wait(client_pid) |
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STDERR.puts "killed client child" |
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raise 'Timed out waiting for client process. It likely hangs when a channel is closed while connectivity is watched' |
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end |
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server_runner.stop |
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end |
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main |
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