1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
#!/usr/bin/env ruby
# Copyright 2015 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.
# Sample gRPC server that implements the Greeter::Helloworld service.
#
# Usage: $ path/to/greeter_server.rb
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_pb'
# 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)
# Runs the server with SIGHUP, SIGINT and SIGTERM signal handlers to
# gracefully shutdown.
# User could also choose to run server via call to run_till_terminated
s.run_till_terminated_or_interrupted([1, 'int', 'SIGTERM'])
end
main
|
