1 files changed, 83 insertions, 0 deletions
diff --git a/src/ruby/end2end/graceful_sig_handling_driver.rb b/src/ruby/end2end/graceful_sig_handling_driver.rb
new file mode 100755
index 0000000000..e12ae28485
--- /dev/null
+++ b/src/ruby/end2end/graceful_sig_handling_driver.rb
@@ -0,0 +1,83 @@
+#!/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_handling_client.rb', server_port)
+
+  client_started_mu.synchronize do
+    client_started_cv.wait(client_started_mu) until client_started
+  end
+
+  control_stub.do_echo_rpc(
+    ClientControl::DoEchoRpcRequest.new(request: 'hello'))
+
+  STDERR.puts 'killing client'
+  Process.kill('SIGINT', client_pid)
+  Process.wait(client_pid)
+  client_exit_status = $CHILD_STATUS
+
+  if client_exit_status.exited?
+    if client_exit_status.exitstatus != 0
+      STDERR.puts 'Client did not close gracefully'
+      exit(1)
+    end
+  else
+    STDERR.puts 'Client did not close gracefully'
+    exit(1)
+  end
+
+  STDERR.puts 'Client ended gracefully'
+
+  # no need to call cleanup, client should already be dead
+  server_runner.stop
+end
+
+main