From 39ac83a49ea73f619edbfd7ebde47f12d67a18f3 Mon Sep 17 00:00:00 2001
From: Tommy Chen <toc007@ucsd.edu>
Date: Wed, 26 Dec 2018 11:17:48 -0800
Subject: ruby-sigint ready to be merged!

---
 src/ruby/end2end/graceful_sig_stop_driver.rb | 62 ++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100755 src/ruby/end2end/graceful_sig_stop_driver.rb

(limited to 'src/ruby/end2end/graceful_sig_stop_driver.rb')

diff --git a/src/ruby/end2end/graceful_sig_stop_driver.rb b/src/ruby/end2end/graceful_sig_stop_driver.rb
new file mode 100755
index 0000000000..7a132403eb
--- /dev/null
+++ b/src/ruby/end2end/graceful_sig_stop_driver.rb
@@ -0,0 +1,62 @@
+#!/usr/bin/env ruby
+
+# Copyright 2016 gRPC authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# smoke test for a grpc-using app that receives and
+# handles process-ending signals
+
+require_relative './end2end_common'
+
+# A service that calls back it's received_rpc_callback
+# upon receiving an RPC. Used for synchronization/waiting
+# for child process to start.
+class ClientStartedService < Echo::EchoServer::Service
+  def initialize(received_rpc_callback)
+    @received_rpc_callback = received_rpc_callback
+  end
+
+  def echo(echo_req, _)
+    @received_rpc_callback.call unless @received_rpc_callback.nil?
+    @received_rpc_callback = nil
+    Echo::EchoReply.new(response: echo_req.request)
+  end
+end
+
+def main
+  STDERR.puts 'start server'
+  client_started = false
+  client_started_mu = Mutex.new
+  client_started_cv = ConditionVariable.new
+  received_rpc_callback = proc do
+    client_started_mu.synchronize do
+      client_started = true
+      client_started_cv.signal
+    end
+  end
+
+  client_started_service = ClientStartedService.new(received_rpc_callback)
+  server_runner = ServerRunner.new(client_started_service)
+  server_port = server_runner.run
+  STDERR.puts 'start client'
+  control_stub, client_pid = start_client('./graceful_sig_stop_client.rb', server_port)
+
+  client_started_mu.synchronize do
+    client_started_cv.wait(client_started_mu) until client_started
+  end
+
+  cleanup(control_stub, client_pid, server_runner)
+end
+
+main
-- 
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