1 files changed, 64 insertions, 0 deletions
diff --git a/src/ruby/end2end/channel_state_driver.rb b/src/ruby/end2end/channel_state_driver.rb
new file mode 100755
index 0000000000..c3184bf939
--- /dev/null
+++ b/src/ruby/end2end/channel_state_driver.rb
@@ -0,0 +1,64 @@
+#!/usr/bin/env ruby
+
+# Copyright 2016, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# make sure that the client doesn't hang when process ended abruptly
+
+require_relative './end2end_common'
+
+def main
+  STDERR.puts 'start server'
+  server_runner = ServerRunner.new
+  server_port = server_runner.run
+
+  sleep 1
+
+  STDERR.puts 'start client'
+  _, client_pid = start_client('channel_state_client.rb', server_port)
+
+  sleep 3
+
+  Process.kill('SIGTERM', client_pid)
+
+  begin
+    Timeout.timeout(10) { Process.wait(client_pid) }
+  rescue Timeout::Error
+    STDERR.puts "timeout wait for client pid #{client_pid}"
+    Process.kill('SIGKILL', client_pid)
+    Process.wait(client_pid)
+    STDERR.puts 'killed client child'
+    raise 'Timed out waiting for client process. ' \
+           'It likely hangs when ended abruptly'
+  end
+
+  server_runner.stop
+end
+
+main