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1#!/usr/bin/env ruby
2
3# Copyright 2016 gRPC authors.
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#     http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17# Worker and worker service implementation
18
19this_dir = File.expand_path(File.dirname(__FILE__))
20lib_dir = File.join(File.dirname(this_dir), 'lib')
21$LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir)
22$LOAD_PATH.unshift(this_dir) unless $LOAD_PATH.include?(this_dir)
23
24require 'grpc'
25require 'optparse'
26require 'histogram'
27require 'etc'
28require 'facter'
29require 'client'
30require 'qps-common'
31require 'server'
32require 'src/proto/grpc/testing/worker_service_services_pb'
33
34class WorkerServiceImpl < Grpc::Testing::WorkerService::Service
35  def cpu_cores
36    Facter.value('processors')['count']
37  end
38  def run_server(reqs)
39    q = EnumeratorQueue.new(self)
40    Thread.new {
41      bms = ''
42      gtss = Grpc::Testing::ServerStatus
43      reqs.each do |req|
44        case req.argtype.to_s
45        when 'setup'
46          bms = BenchmarkServer.new(req.setup, @server_port)
47          q.push(gtss.new(stats: bms.mark(false), port: bms.get_port))
48        when 'mark'
49          q.push(gtss.new(stats: bms.mark(req.mark.reset), cores: cpu_cores))
50        end
51      end
52      bms.stop
53      q.push(self)
54    }
55    q.each_item
56  end
57  def run_client(reqs)
58    q = EnumeratorQueue.new(self)
59    Thread.new {
60      client = ''
61      reqs.each do |req|
62        case req.argtype.to_s
63        when 'setup'
64          client = BenchmarkClient.new(req.setup)
65          q.push(Grpc::Testing::ClientStatus.new(stats: client.mark(false)))
66        when 'mark'
67          q.push(Grpc::Testing::ClientStatus.new(stats:
68                                                   client.mark(req.mark.reset)))
69        end
70      end
71      client.shutdown
72      q.push(self)
73    }
74    q.each_item
75  end
76  def core_count(_args, _call)
77    Grpc::Testing::CoreResponse.new(cores: cpu_cores)
78  end
79  def quit_worker(_args, _call)
80    @shutdown_thread = Thread.new {
81      @server.stop
82    }
83    Grpc::Testing::Void.new
84  end
85  def initialize(s, sp)
86    @server = s
87    @server_port = sp
88  end
89  def join_shutdown_thread
90    @shutdown_thread.join
91  end
92end
93
94def main
95  options = {
96    'driver_port' => 0,
97    'server_port' => 0
98  }
99  OptionParser.new do |opts|
100    opts.banner = 'Usage: [--driver_port <port>] [--server_port <port>]'
101    opts.on('--driver_port PORT', '<port>') do |v|
102      options['driver_port'] = v
103    end
104    opts.on('--server_port PORT', '<port>') do |v|
105      options['server_port'] = v
106    end
107  end.parse!
108
109  # Configure any errors with client or server child threads to surface
110  Thread.abort_on_exception = true
111
112  s = GRPC::RpcServer.new(poll_period: 3)
113  s.add_http2_port("0.0.0.0:" + options['driver_port'].to_s,
114                   :this_port_is_insecure)
115  worker_service = WorkerServiceImpl.new(s, options['server_port'].to_i)
116  s.handle(worker_service)
117  s.run
118  worker_service.join_shutdown_thread
119end
120
121main
122