Initial checkin of gRPC to third_party/

third_party/grpc/examples/ruby/greeter_server.rb

-# Copyright 2011, Google Inc.
+#!/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.
 
+# Sample gRPC server that implements the Greeter::Helloworld service.
+#
+# Usage: $ path/to/greeter_server.rb
 
-import logging
-_GOODBYE_MESSAGE = u'Goodbye'
+this_dir = File.expand_path(File.dirname(__FILE__))
+lib_dir = File.join(this_dir, 'lib')
+$LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir)
 
+require 'grpc'
+require 'helloworld_services'
 
-def web_socket_do_extra_handshake(request):
-    pass  # Always accept.
+# GreeterServer is simple server that implements the Helloworld Greeter server.
+class GreeterServer < Helloworld::Greeter::Service
+  # say_hello implements the SayHello rpc method.
+  def say_hello(hello_req, _unused_call)
+    Helloworld::HelloReply.new(message: "Hello #{hello_req.name}")
+  end
+end
 
+# main starts an RpcServer that receives requests to GreeterServer at the sample
+# server port.
+def main
+  s = GRPC::RpcServer.new
+  s.add_http2_port('0.0.0.0:50051', :this_port_is_insecure)
+  s.handle(GreeterServer)
+  s.run_till_terminated
+end
 
-def web_socket_transfer_data(request):
-    while True:
-        line = request.ws_stream.receive_message()
-        if line is None:
-            return
-        if isinstance(line, unicode):
-            request.ws_stream.send_message(line, binary=False)
-            if line == _GOODBYE_MESSAGE:
-                return
-        else:
-            request.ws_stream.send_message(line, binary=True)
-
-
-def web_socket_passive_closing_handshake(request):
-    return request.ws_close_code, request.ws_close_reason
+main