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/*
* $HeadURL: https://svn.apache.org/repos/asf/jakarta/httpcomponents/oac.hc3x/tags/HTTPCLIENT_3_1/src/contrib/org/apache/commons/httpclient/contrib/benchmark/HttpBenchmark.java $
* $Revision: 480424 $
* $Date: 2006-11-29 06:56:49 +0100 (Wed, 29 Nov 2006) $
*
* ====================================================================
*
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* A simple HTTP benchmark tool, which implements a subset of AB (Apache Benchmark) interface
*
* @author Oleg Kalnichevski
*
* @version $Revision: 480424 $
*/
public class HttpBenchmark {
private static HttpClient createRequestExecutor() {
HttpClient httpclient = new HttpClient();
httpclient.getParams().setVersion(HttpVersion.HTTP_1_1);
httpclient.getParams().setBooleanParameter(HttpMethodParams.USE_EXPECT_CONTINUE, false);
httpclient.getHttpConnectionManager().getParams().setStaleCheckingEnabled(false);
return httpclient;
}
public static void main(String[] args) throws Exception {
Option iopt = new Option("i", false, "Do HEAD requests instead of GET.");
iopt.setRequired(false);
Option kopt = new Option("k", false, "Enable the HTTP KeepAlive feature, " +
"i.e., perform multiple requests within one HTTP session. " +
"Default is no KeepAlive");
kopt.setRequired(false);
Option nopt = new Option("n", true, "Number of requests to perform for the " +
"benchmarking session. The default is to just perform a single " +
"request which usually leads to non-representative benchmarking " +
"results.");
nopt.setRequired(false);
nopt.setArgName("requests");
Option popt = new Option("p", true, "File containing data to POST.");
popt.setRequired(false);
popt.setArgName("POST-file");
Option Topt = new Option("T", true, "Content-type header to use for POST data.");
Topt.setRequired(false);
Topt.setArgName("content-type");
Option vopt = new Option("v", true, "Set verbosity level - 4 and above prints " +
"information on headers, 3 and above prints response codes (404, 200, " +
"etc.), 2 and above prints warnings and info.");
vopt.setRequired(false);
vopt.setArgName("verbosity");
Option hopt = new Option("h", false, "Display usage information.");
nopt.setRequired(false);
Options options = new Options();
options.addOption(iopt);
options.addOption(kopt);
options.addOption(nopt);
options.addOption(popt);
options.addOption(Topt);
options.addOption(vopt);
options.addOption(hopt);
if (args.length == 0) {
showUsage(options);
System.exit(1);
}
CommandLineParser parser = new PosixParser();
CommandLine cmd = parser.parse(options, args);
if (cmd.hasOption('h')) {
showUsage(options);
System.exit(1);
}
int verbosity = 0;
if(cmd.hasOption('v')) {
String s = cmd.getOptionValue('v');
try {
verbosity = Integer.parseInt(s);
} catch (NumberFormatException ex) {
System.err.println("Invalid verbosity level: " + s);
showUsage(options);
System.exit(-1);
}
}
boolean keepAlive = false;
if(cmd.hasOption('k')) {
keepAlive = true;
}
int num = 1;
if(cmd.hasOption('n')) {
String s = cmd.getOptionValue('n');
try {
num = Integer.parseInt(s);
} catch (NumberFormatException ex) {
System.err.println("Invalid number of requests: " + s);
showUsage(options);
System.exit(-1);
}
}
args = cmd.getArgs();
if (args.length != 1) {
showUsage(options);
System.exit(-1);
}
// Parse the target url
URL url = new URL(args[0]);
// Prepare host configuration
HostConfiguration hostconf = new HostConfiguration();
hostconf.setHost(
url.getHost(),
url.getPort(),
url.getProtocol());
// Prepare request
HttpMethod method = null;
if (cmd.hasOption('p')) {
PostMethod httppost = new PostMethod(url.getPath());
File file = new File(cmd.getOptionValue('p'));
if (!file.exists()) {
System.err.println("File not found: " + file);
System.exit(-1);
}
String contenttype = null;
if (cmd.hasOption('T')) {
contenttype = cmd.getOptionValue('T');
}
FileRequestEntity entity = new FileRequestEntity(file, contenttype);
httppost.setRequestEntity(entity);
if (file.length() > 100000) {
httppost.setContentChunked(true);
}
method = httppost;
} else if (cmd.hasOption('i')) {
HeadMethod httphead = new HeadMethod(url.getPath());
method = httphead;
} else {
GetMethod httpget = new GetMethod(url.getPath());
method = httpget;
}
if (!keepAlive) {
method.addRequestHeader("Connection", "close");
}
// Prepare request executor
HttpClient executor = createRequestExecutor();
BenchmarkWorker worker = new BenchmarkWorker(executor, verbosity);
// Execute
Stats stats = worker.execute(hostconf, method, num, keepAlive);
// Show the results
float totalTimeSec = (float)stats.getDuration() / 1000;
float reqsPerSec = (float)stats.getSuccessCount() / totalTimeSec;
float timePerReqMs = (float)stats.getDuration() / (float)stats.getSuccessCount();
System.out.print("Server Software:\t");
System.out.println(stats.getServerName());
System.out.print("Server Hostname:\t");
System.out.println(hostconf.getHost());
System.out.print("Server Port:\t\t");
if (hostconf.getPort() > 0) {
System.out.println(hostconf.getPort());
} else {
System.out.println(hostconf.getProtocol().getDefaultPort());
}
System.out.println();
System.out.print("Document Path:\t\t");
System.out.println(method.getURI());
System.out.print("Document Length:\t");
System.out.print(stats.getContentLength());
System.out.println(" bytes");
System.out.println();
System.out.print("Time taken for tests:\t");
System.out.print(totalTimeSec);
System.out.println(" seconds");
System.out.print("Complete requests:\t");
System.out.println(stats.getSuccessCount());
System.out.print("Failed requests:\t");
System.out.println(stats.getFailureCount());
System.out.print("Content transferred:\t");
System.out.print(stats.getTotal());
System.out.println(" bytes");
System.out.print("Requests per second:\t");
System.out.print(reqsPerSec);
System.out.println(" [#/sec] (mean)");
System.out.print("Time per request:\t");
System.out.print(timePerReqMs);
System.out.println(" [ms] (mean)");
}
private static void showUsage(final Options options) {
HelpFormatter formatter = new HelpFormatter();
formatter.printHelp("HttpBenchmark [options] [http://]hostname[:port]/path", options);
}
}