jmeter介面測試-使用rsa加密解密演算法

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本篇介紹jmeter 使用rsa演算法進行加密參數

如果測試過程中，部分介面採用了rsa密碼編譯演算法，我們的jmeter 也是可以直接拿來調用的，不需要開發配合去掉加密代碼！

 

直接上代碼

 

import org.apache.commons.codec.binary.Base64;import java.io.ByteArrayOutputStream;import java.security.Key;import java.security.KeyFactory;import java.security.KeyPair;import java.security.KeyPairGenerator;import java.security.PrivateKey;import java.security.PublicKey;import java.security.Signature;import java.security.interfaces.RSAPrivateKey;import java.security.interfaces.RSAPublicKey;import java.security.spec.PKCS8EncodedKeySpec;import java.security.spec.X509EncodedKeySpec;import java.util.HashMap;import java.util.Map;import javax.crypto.Cipher;String RSA_PUB_KEY="MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDNPFO1OaKJbLOH7hVzjj8s+k+spSgG7D2imIpR1ukC3xqgEUYP/vYIiZHXnK04Ddk0ELYee5xDbFfTHSWOK6d2lqK0ydWtLFHCdKpBehM/YKa72zf5KaSJGGgag8EQw4o5ZBS/Ia9w2OxYZ1S94OeRXaA+Z4cy8rBui0hTW9Z0pwIDAQAB";String KEY_ALGORITHM = "RSA";String SIGNATURE_ALGORITHM = "MD5withRSA";int MAX_ENCRYPT_BLOCK = 117;int MAX_DECRYPT_BLOCK = 128;public static byte[] decryptByPublicKey(byte[] encryptedData, String publicKey)            throws Exception {        byte[] keyBytes = Base64.decodeBase64(publicKey);        X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(keyBytes);        KeyFactory keyFactory = KeyFactory.getInstance(KEY_ALGORITHM);        Key publicK = keyFactory.generatePublic(x509KeySpec);        Cipher cipher = Cipher.getInstance(keyFactory.getAlgorithm());        cipher.init(Cipher.DECRYPT_MODE, publicK);        int inputLen = encryptedData.length;        ByteArrayOutputStream out = new ByteArrayOutputStream();        int offSet = 0;        byte[] cache;        int i = 0;        // 對資料分段解密        while (inputLen - offSet > 0) {            if (inputLen - offSet > MAX_DECRYPT_BLOCK) {                cache = cipher.doFinal(encryptedData, offSet, MAX_DECRYPT_BLOCK);            } else {                cache = cipher.doFinal(encryptedData, offSet, inputLen - offSet);            }            out.write(cache, 0, cache.length);            i++;            offSet = i * MAX_DECRYPT_BLOCK;        }        byte[] decryptedData = out.toByteArray();        out.close();        return decryptedData;    }    public static byte[] encryptByPublicKey(byte[] data, String publicKey)            throws Exception {        byte[] keyBytes = Base64.decodeBase64(publicKey);        X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(keyBytes);        KeyFactory keyFactory = KeyFactory.getInstance(KEY_ALGORITHM);        Key publicK = keyFactory.generatePublic(x509KeySpec);        // 對資料加密        Cipher cipher = Cipher.getInstance(keyFactory.getAlgorithm());        cipher.init(Cipher.ENCRYPT_MODE, publicK);        int inputLen = data.length;        ByteArrayOutputStream out = new ByteArrayOutputStream();        int offSet = 0;        byte[] cache;        int i = 0;        // 對資料分段加密        while (inputLen - offSet > 0) {            if (inputLen - offSet > MAX_ENCRYPT_BLOCK) {                cache = cipher.doFinal(data, offSet, MAX_ENCRYPT_BLOCK);            } else {                cache = cipher.doFinal(data, offSet, inputLen - offSet);            }            out.write(cache, 0, cache.length);            i++;            offSet = i * MAX_ENCRYPT_BLOCK;        }        byte[] encryptedData = out.toByteArray();        out.close();        return encryptedData;    }    String str = "idNum=633335199606143151&name=藺四十&phone=17610010005";String result ="";try {    result = Base64.encodeBase64String(encryptByPublicKey(str.getBytes(), RSA_PUB_KEY));    System.out.println(result);} catch (Exception e) {    // TODO Auto-generated catch block    e.printStackTrace();}    print(result);vars.put("sign",result);return result;

 

看運行效果

上述代碼，直接把加密結果放入變數sign中，在其他地方，如果需要調用加密結果，只需要 使用代碼：${sign}即可

import org.apache.commons.codec.binary.Base64;
引入了jmeter包中的類，如果本代碼在jmeter環境運行，不需要載入第三方jar包
如果在eclipse 或者其他環境中運行，需要其他base64的類替換，請注意！

jmeter介面測試-使用rsa加密解密演算法