本篇介绍jmeter 使用rsa算法进行加密参数
如果测试过程中，部分接口采用了rsa加密算法，我们的jmeter 也是可以直接拿来调用的，不需要开发配合去掉加密代码！
直接上代码
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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; // 对数据分段解密 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); // 对数据加密 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; // 对数据分段加密 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=蔺四十&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; |
看运行效果
上述代码，直接把加密结果放入变量sign中，在其他地方，如果需要调用加密结果，只需要 使用代码：${sign}即可
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import org.apache.commons.codec.binary.Base64; |
引入了jmeter包中的类，如果本代码在jmeter环境运行，不需要加载第三方jar包
如果在eclipse 或者其他环境中运行，需要其他base64的类替换，请注意！
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原文链接：https://www.cnblogs.com/artoftest/p/7298929.html
