| #!/usr/bin/env ruby |
| |
| # Copyright 2016, 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. |
| |
| require 'optparse' |
| require 'thread' |
| require_relative '../pb/test/client' |
| require_relative './metrics_server' |
| require_relative '../lib/grpc' |
| |
| class QpsGauge < Gauge |
| @query_count |
| @query_mutex |
| @start_time |
| |
| def initialize |
| @query_count = 0 |
| @query_mutex = Mutex.new |
| @start_time = Time.now |
| end |
| |
| def increment_queries |
| @query_mutex.synchronize { @query_count += 1} |
| end |
| |
| def get_name |
| 'qps' |
| end |
| |
| def get_type |
| 'long' |
| end |
| |
| def get_value |
| (@query_mutex.synchronize { @query_count / (Time.now - @start_time) }).to_i |
| end |
| end |
| |
| def start_metrics_server(port) |
| host = "0.0.0.0:#{port}" |
| server = GRPC::RpcServer.new |
| server.add_http2_port(host, :this_port_is_insecure) |
| service = MetricsServiceImpl.new |
| server.handle(service) |
| server_thread = Thread.new { server.run_till_terminated } |
| [server, service, server_thread] |
| end |
| |
| StressArgs = Struct.new(:server_addresses, :test_cases, :duration, |
| :channels_per_server, :concurrent_calls, :metrics_port) |
| |
| def start(stress_args) |
| running = true |
| threads = [] |
| qps_gauge = QpsGauge.new |
| metrics_server, metrics_service, metrics_thread = |
| start_metrics_server(stress_args.metrics_port) |
| metrics_service.register_gauge(qps_gauge) |
| stress_args.server_addresses.each do |address| |
| stress_args.channels_per_server.times do |
| client_args = Args.new |
| client_args.host, client_args.port = address.split(':') |
| client_args.secure = false |
| client_args.test_case = '' |
| stub = create_stub(client_args) |
| named_tests = NamedTests.new(stub, client_args) |
| stress_args.concurrent_calls.times do |
| threads << Thread.new do |
| while running |
| named_tests.method(stress_args.test_cases.sample).call |
| qps_gauge.increment_queries |
| end |
| end |
| end |
| end |
| end |
| if stress_args.duration >= 0 |
| sleep stress_args.duration |
| running = false |
| metrics_server.stop |
| p "QPS: #{qps_gauge.get_value}" |
| threads.each { |thd| thd.join; } |
| end |
| metrics_thread.join |
| end |
| |
| def parse_stress_args |
| stress_args = StressArgs.new |
| stress_args.server_addresses = ['localhost:8080'] |
| stress_args.test_cases = [] |
| stress_args.duration = -1 |
| stress_args.channels_per_server = 1 |
| stress_args.concurrent_calls = 1 |
| stress_args.metrics_port = '8081' |
| OptionParser.new do |opts| |
| opts.on('--server_addresses [LIST]', Array) do |addrs| |
| stress_args.server_addresses = addrs |
| end |
| opts.on('--test_cases cases', Array) do |cases| |
| stress_args.test_cases = (cases.map do |item| |
| split = item.split(':') |
| [split[0]] * split[1].to_i |
| end).reduce([], :+) |
| end |
| opts.on('--test_duration_secs [INT]', OptionParser::DecimalInteger) do |time| |
| stress_args.duration = time |
| end |
| opts.on('--num_channels_per_server [INT]', OptionParser::DecimalInteger) do |channels| |
| stress_args.channels_per_server = channels |
| end |
| opts.on('--num_stubs_per_channel [INT]', OptionParser::DecimalInteger) do |stubs| |
| stress_args.concurrent_calls = stubs |
| end |
| opts.on('--metrics_port [port]') do |port| |
| stress_args.metrics_port = port |
| end |
| end.parse! |
| stress_args |
| end |
| |
| def main |
| opts = parse_stress_args |
| start(opts) |
| end |
| |
| if __FILE__ == $0 |
| main |
| end |