利用Java语言对目标网站进行简单的压力测试

需求:多线程访问目标网站,对目标网站实现压力测试
Main.java

package com.mm.dome;

import java.util.List;
import java.util.Random;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class Main {
    private static int threadCount = 20;
    private static long prinlTime = 0;

    public static void main(String[] args) {
        if (args.length > 0) {
            try {
                threadCount = Integer.parseInt(args[0]);
            } catch (NumberFormatException e) {
            }
        }
        System.out.println("启动线程数量" + threadCount);
        ExecutorService cachedThreadPool = Executors.newCachedThreadPool();
        DomeTask task = new DomeTask();
        for (int index = 0; index < threadCount; index++) {
            cachedThreadPool.submit(task);
        }
        //显示结果
        cachedThreadPool.submit(new Runnable() {
            @Override
            public void run() {
                while (true) {
                    long time = System.currentTimeMillis();
                    if (time - prinlTime > 1000) {
                        System.out.println("[访问次数:" + task.getResultCount() + "]|[异常次数:" + task.getErrCount() + "]");
                        prinlTime = time;
                    } else {
                        try {
                            Thread.sleep(1000);
                        } catch (InterruptedException e) {
                            e.printStackTrace();
                        }
                    }
                }
            }
        });
    }
}

DomeTask.java

package com.mm.dome;

import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;

public class DomeTask implements Runnable {
    private long errCount = 0;
    private long resultCount = 0;
    private long ms = 0;

    @Override
    public void run() {
        while (true) {
            try {
                URL url = new URL("http://www.****.com/");//目标URL
                HttpURLConnection conn = (HttpURLConnection) url.openConnection();
                conn.setRequestMethod("GET");
                conn.setReadTimeout(15000);
                conn.setReadTimeout(15000);
                conn.setRequestProperty("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8");
                conn.setRequestProperty("Accept-Encoding", "gzip, deflate");
                conn.setRequestProperty("Accept-Language", "zh-CN,zh;q=0.9,en;q=0.8");
                conn.setRequestProperty("Connection", "keep-alive");
                conn.setRequestProperty("Host", "www.****.com");
                conn.setRequestProperty("Upgrade-Insecure-Requests", "1");
                conn.setRequestProperty("User-Agent", getUserAgentInfo());
                long startTime = System.currentTimeMillis();
                conn.connect();
                if (conn.getResponseCode() == 200 || conn.getResponseCode() == 206) {
                    int size = 0;
                    int len = 0;
                    byte[] buff = new byte[1024];
                    InputStream inputStream = conn.getInputStream();
                    while ((size = inputStream.read(buff)) != -1) {
                        len += size;
                    }
                    inputStream.close();
                    resultCount++;
                } else {
                    errCount++;
                }
                conn.disconnect();
                ms = System.currentTimeMillis() - startTime;
            } catch (Exception e) {
                errCount++;
            }
        }
    }

    private static int userAgentIndex = 0;

    public synchronized static String getUserAgentInfo() {//更换请求头
        String[] userAgentInfos = new String[]{"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36 OPR/26.0.1656.60",
                "Opera/8.0 (Windows NT 5.1; U; en)",
                "Mozilla/5.0 (Windows NT 5.1; U; en; rv:1.8.1) Gecko/20061208 Firefox/2.0.0 Opera 9.50",
                "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; en) Opera 9.50", "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:34.0) Gecko/20100101 Firefox/34.0",
                "Mozilla/5.0 (X11; U; Linux x86_64; zh-CN; rv:1.9.2.10) Gecko/20100922 Ubuntu/10.10 (maverick) Firefox/3.6.10",
                "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/534.57.2 (KHTML, like Gecko) Version/5.1.7 Safari/534.57.2",
                "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.71 Safari/537.36",
                "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.11 (KHTML, like Gecko) Chrome/23.0.1271.64 Safari/537.11",
                "Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.16 (KHTML, like Gecko) Chrome/10.0.648.133 Safari/534.16",
                "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/30.0.1599.101 Safari/537.36",
                "Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko",
                "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.11 TaoBrowser/2.0 Safari/536.11",
                "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/21.0.1180.71 Safari/537.1 LBBROWSER",
                "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E; LBBROWSER) ",
                "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; QQDownload 732; .NET4.0C; .NET4.0E; LBBROWSER)", "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E; QQBrowser/7.0.3698.400)", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; QQDownload 732; .NET4.0C; .NET4.0E)", "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.84 Safari/535.11 SE 2.X MetaSr 1.0", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; SV1; QQDownload 732; .NET4.0C; .NET4.0E; SE 2.X MetaSr 1.0)", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Maxthon/4.4.3.4000 Chrome/30.0.1599.101 Safari/537.36", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.122 UBrowser/4.0.3214.0 Safari/537.36", "Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8J2 Safari/6533.18.5", "Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8J2 Safari/6533.18.5", "Mozilla/5.0 (iPad; U; CPU OS 4_2_1 like Mac OS X; zh-cn) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8C148 Safari/6533.18.5", "Mozilla/5.0 (iPad; U; CPU OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8J2 Safari/6533.18.5", "Mozilla/5.0 (Linux; U; Android 2.2.1; zh-cn; HTC_Wildfire_A3333 Build/FRG83D) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1", "Mozilla/5.0 (Linux; U; Android 2.3.7; en-us; Nexus One Build/FRF91) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1", "MQQBrowser/26 Mozilla/5.0 (Linux; U; Android 2.3.7; zh-cn; MB200 Build/GRJ22; CyanogenMod-7) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1",
                "Opera/9.80 (Android 2.3.4; Linux; Opera Mobi/build-1107180945; U; en-GB) Presto/2.8.149 Version/11.10",
                "Mozilla/5.0 (Linux; U; Android 3.0; en-us; Xoom Build/HRI39) AppleWebKit/534.13 (KHTML, like Gecko) Version/4.0 Safari/534.13",
                "Mozilla/5.0 (BlackBerry; U; BlackBerry 9800; en) AppleWebKit/534.1+ (KHTML, like Gecko) Version/6.0.0.337 Mobile Safari/534.1+",
                "Mozilla/5.0 (hp-tablet; Linux; hpwOS/3.0.0; U; en-US) AppleWebKit/534.6 (KHTML, like Gecko) wOSBrowser/233.70 Safari/534.6 TouchPad/1.0",
                "Mozilla/5.0 (SymbianOS/9.4; Series60/5.0 NokiaN97-1/20.0.019; Profile/MIDP-2.1 Configuration/CLDC-1.1) AppleWebKit/525 (KHTML, like Gecko) BrowserNG/7.1.18124",
                "Mozilla/5.0 (compatible; MSIE 9.0; Windows Phone OS 7.5; Trident/5.0; IEMobile/9.0; HTC; Titan)",
                "UCWEB7.0.2.37/28/999",
                "NOKIA5700/ UCWEB7.0.2.37/28/999",
                "Openwave/ UCWEB7.0.2.37/28/999",
                "Mozilla/4.0 (compatible; MSIE 6.0; ) Opera/UCWEB7.0.2.37/28/999",
                "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36"
        };
        userAgentIndex++;
        userAgentIndex = userAgentIndex == userAgentInfos.length ? 0 : userAgentIndex;
        return userAgentInfos[userAgentIndex];
    }

    public long getErrCount() {
        return errCount;
    }

    public long getResultCount() {
        return resultCount;
    }

    public long getMs() {
        return ms;
    }
}

打包生成jar cmd运行java -jar dome.jar 1000
dome.jar为编译的jar文件 1000为线程数量

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