| #!/usr/bin/env ruby |
| |
| # Copyright 2017 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. |
| |
| # Proxy of worker service implementation for running a PHP client |
| |
| this_dir = File.expand_path(File.dirname(__FILE__)) |
| lib_dir = File.join(File.dirname(this_dir), 'lib') |
| $LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir) |
| $LOAD_PATH.unshift(this_dir) unless $LOAD_PATH.include?(this_dir) |
| |
| require 'grpc' |
| require 'optparse' |
| require 'histogram' |
| require 'etc' |
| require 'facter' |
| require 'qps-common' |
| require 'src/proto/grpc/testing/services_services_pb' |
| require 'src/proto/grpc/testing/proxy-service_services_pb' |
| |
| class ProxyBenchmarkClientServiceImpl < Grpc::Testing::ProxyClientService::Service |
| def initialize(port) |
| @mytarget = "localhost:" + port.to_s |
| end |
| def setup(config) |
| @config = config |
| @histres = config.histogram_params.resolution |
| @histmax = config.histogram_params.max_possible |
| @histogram = Histogram.new(@histres, @histmax) |
| @start_time = Time.now |
| # TODO(vjpai): Support multiple client channels by spawning off a PHP client per channel |
| command = "php " + File.expand_path(File.dirname(__FILE__)) + "/../../php/tests/qps/client.php " + @mytarget |
| puts "Starting command: " + command |
| @php_pid = spawn(command) |
| end |
| def stop |
| Process.kill("TERM", @php_pid) |
| Process.wait(@php_pid) |
| end |
| def get_config(_args, _call) |
| puts "Answering get_config" |
| @config |
| end |
| def report_time(call) |
| puts "Starting a time reporting stream" |
| call.each_remote_read do |lat| |
| @histogram.add((lat.latency)*1e9) |
| end |
| Grpc::Testing::Void.new |
| end |
| def mark(reset) |
| lat = Grpc::Testing::HistogramData.new( |
| bucket: @histogram.contents, |
| min_seen: @histogram.minimum, |
| max_seen: @histogram.maximum, |
| sum: @histogram.sum, |
| sum_of_squares: @histogram.sum_of_squares, |
| count: @histogram.count |
| ) |
| elapsed = Time.now-@start_time |
| if reset |
| @start_time = Time.now |
| @histogram = Histogram.new(@histres, @histmax) |
| end |
| Grpc::Testing::ClientStats.new(latencies: lat, time_elapsed: elapsed) |
| end |
| end |
| |
| class ProxyWorkerServiceImpl < Grpc::Testing::WorkerService::Service |
| def cpu_cores |
| Facter.value('processors')['count'] |
| end |
| # Leave run_server unimplemented since this proxies for a client only. |
| # If the driver tries to use this as a server, it will get an unimplemented |
| # status return value. |
| def run_client(reqs) |
| q = EnumeratorQueue.new(self) |
| Thread.new { |
| reqs.each do |req| |
| case req.argtype.to_s |
| when 'setup' |
| @bmc.setup(req.setup) |
| q.push(Grpc::Testing::ClientStatus.new(stats: @bmc.mark(false))) |
| when 'mark' |
| q.push(Grpc::Testing::ClientStatus.new(stats: |
| @bmc.mark(req.mark.reset))) |
| end |
| end |
| @bmc.stop |
| q.push(self) |
| } |
| q.each_item |
| end |
| def core_count(_args, _call) |
| Grpc::Testing::CoreResponse.new(cores: cpu_cores) |
| end |
| def quit_worker(_args, _call) |
| Thread.new { |
| sleep 3 |
| @server.stop |
| } |
| Grpc::Testing::Void.new |
| end |
| def initialize(s, bmc) |
| @server = s |
| @bmc = bmc |
| end |
| end |
| |
| def proxymain |
| options = { |
| 'driver_port' => 0 |
| } |
| OptionParser.new do |opts| |
| opts.banner = 'Usage: [--driver_port <port>]' |
| opts.on('--driver_port PORT', '<port>') do |v| |
| options['driver_port'] = v |
| end |
| end.parse! |
| |
| # Configure any errors with client or server child threads to surface |
| Thread.abort_on_exception = true |
| |
| s = GRPC::RpcServer.new |
| port = s.add_http2_port("0.0.0.0:" + options['driver_port'].to_s, |
| :this_port_is_insecure) |
| bmc = ProxyBenchmarkClientServiceImpl.new(port) |
| s.handle(bmc) |
| s.handle(ProxyWorkerServiceImpl.new(s, bmc)) |
| s.run |
| end |
| |
| proxymain |