| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| package org.apache.distributedlog.benchmark.stream; |
| |
| import org.apache.distributedlog.DistributedLogConfiguration; |
| import org.apache.distributedlog.namespace.DistributedLogNamespace; |
| import org.apache.distributedlog.namespace.DistributedLogNamespaceBuilder; |
| import java.io.File; |
| import java.net.URI; |
| import org.apache.bookkeeper.stats.NullStatsProvider; |
| import org.apache.bookkeeper.stats.StatsLogger; |
| import org.apache.bookkeeper.stats.StatsProvider; |
| import org.apache.bookkeeper.util.ReflectionUtils; |
| import org.apache.commons.cli.BasicParser; |
| import org.apache.commons.cli.CommandLine; |
| import org.apache.commons.cli.HelpFormatter; |
| import org.apache.commons.cli.Options; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Benchmark Streams. |
| */ |
| public abstract class StreamBenchmark { |
| |
| private static final Logger logger = LoggerFactory.getLogger(StreamBenchmark.class); |
| |
| private static final String USAGE = "StreamBenchmark <benchmark-class> [options]"; |
| |
| protected final Options options = new Options(); |
| protected URI uri; |
| protected DistributedLogConfiguration conf; |
| protected StatsProvider statsProvider; |
| protected String streamName; |
| |
| protected StreamBenchmark() { |
| options.addOption("c", "conf", true, "Configuration File"); |
| options.addOption("u", "uri", true, "DistributedLog URI"); |
| options.addOption("p", "stats-provider", true, "Stats Provider"); |
| options.addOption("s", "stream", true, "Stream Name"); |
| options.addOption("h", "help", false, "Print usage."); |
| } |
| |
| protected Options getOptions() { |
| return options; |
| } |
| |
| protected void printUsage() { |
| HelpFormatter hf = new HelpFormatter(); |
| hf.printHelp(USAGE, options); |
| } |
| |
| protected void parseCommandLine(String[] args) |
| throws Exception { |
| BasicParser parser = new BasicParser(); |
| CommandLine cmdline = parser.parse(options, args); |
| if (cmdline.hasOption("h")) { |
| printUsage(); |
| System.exit(0); |
| } |
| if (cmdline.hasOption("u")) { |
| this.uri = URI.create(cmdline.getOptionValue("u")); |
| } else { |
| printUsage(); |
| System.exit(0); |
| } |
| this.conf = new DistributedLogConfiguration(); |
| if (cmdline.hasOption("c")) { |
| String configFile = cmdline.getOptionValue("c"); |
| this.conf.loadConf(new File(configFile).toURI().toURL()); |
| } |
| if (cmdline.hasOption("p")) { |
| statsProvider = ReflectionUtils.newInstance(cmdline.getOptionValue("p"), StatsProvider.class); |
| } else { |
| statsProvider = new NullStatsProvider(); |
| } |
| if (cmdline.hasOption("s")) { |
| this.streamName = cmdline.getOptionValue("s"); |
| } else { |
| printUsage(); |
| System.exit(0); |
| } |
| parseCommandLine(cmdline); |
| } |
| |
| protected abstract void parseCommandLine(CommandLine cmdline); |
| |
| protected void run(String[] args) throws Exception { |
| logger.info("Parsing arguments for benchmark : {}", args); |
| // parse command line |
| parseCommandLine(args); |
| statsProvider.start(conf); |
| // run the benchmark |
| StatsLogger statsLogger = statsProvider.getStatsLogger("dl"); |
| DistributedLogNamespace namespace = |
| DistributedLogNamespaceBuilder.newBuilder() |
| .conf(conf) |
| .uri(uri) |
| .statsLogger(statsLogger) |
| .build(); |
| try { |
| benchmark(namespace, streamName, statsProvider.getStatsLogger("benchmark")); |
| } finally { |
| namespace.close(); |
| statsProvider.stop(); |
| } |
| } |
| |
| protected abstract void benchmark(DistributedLogNamespace namespace, |
| String logName, |
| StatsLogger statsLogger); |
| |
| public static void main(String[] args) throws Exception { |
| if (args.length <= 0) { |
| System.err.println(USAGE); |
| return; |
| } |
| String benchmarkClassName = args[0]; |
| StreamBenchmark benchmark = ReflectionUtils.newInstance( |
| benchmarkClassName, StreamBenchmark.class); |
| benchmark.run(args); |
| } |
| } |