1 files changed, 91 insertions, 0 deletions
diff --git a/src/ruby/end2end/sig_handling_client.rb b/src/ruby/end2end/sig_handling_client.rb
new file mode 100755
index 0000000000..860c6b5f0d
--- /dev/null
+++ b/src/ruby/end2end/sig_handling_client.rb
@@ -0,0 +1,91 @@
+#!/usr/bin/env ruby
+
+# Copyright 2015, 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.
+
+this_dir = File.expand_path(File.dirname(__FILE__))
+protos_lib_dir = File.join(this_dir, 'lib')
+grpc_lib_dir = File.join(File.dirname(this_dir), 'lib')
+$LOAD_PATH.unshift(grpc_lib_dir) unless $LOAD_PATH.include?(grpc_lib_dir)
+$LOAD_PATH.unshift(protos_lib_dir) unless $LOAD_PATH.include?(protos_lib_dir)
+$LOAD_PATH.unshift(this_dir) unless $LOAD_PATH.include?(this_dir)
+
+require 'grpc'
+require 'echo_services_pb'
+require 'client_control_services_pb'
+require 'optparse'
+require 'thread'
+
+class SigHandlingClientController < ClientControl::ClientController::Service
+  def initialize(srv)
+    @srv = srv
+  end
+  def do_echo_rpc(req, _)
+    response = @stub.echo(Echo::EchoRequest.new(request: req.request))
+    raise "bad response" unless response.response == req.request
+    ClientControl::Void.new
+  end
+  def create_client_stub(req, _)
+    @stub = Echo::EchoServer::Stub.new(req.server_address, :this_channel_is_insecure)
+    ClientControl::Void.new
+  end
+  def shutdown(_, _)
+    Thread.new do
+      #TODO(apolcyn) There is a race between stopping the server and the "shutdown" rpc completing,
+      # See if stop method on server can end active RPC cleanly, to avoid this sleep.
+      sleep 3
+      @srv.stop
+    end
+    ClientControl::Void.new
+  end
+end
+
+def main
+  client_control_port = ''
+  OptionParser.new do |opts|
+    opts.on('--client_control_port=P', String) do |p|
+      client_control_port = p
+    end
+  end.parse!
+
+  Signal.trap("TERM") do
+    STDERR.puts "SIGTERM received"
+  end
+
+  Signal.trap("INT") do
+    STDERR.puts "SIGINT received"
+  end
+
+  srv = GRPC::RpcServer.new
+  srv.add_http2_port("localhost:#{client_control_port}", :this_port_is_insecure)
+  srv.handle(SigHandlingClientController.new(srv))
+  srv.run
+end
+
+main