head -n 1").toString();
json.put("session", session);
//创建默认的httpClient实例
CloseableHttpClient httpClient = getHttpClient();
try {
//用get方法发送http请求
HttpGet get = new HttpGet(url);
System.out.println("执行get请求:...." + get.getURI());
CloseableHttpResponse httpResponse = null;
//发送get请求
httpResponse = httpClient.execute(get);
try {
//response实体
HttpEntity entity = httpResponse.getEntity();
if (null != entity) {
String result = EntityUtils.toString(entity);
System.out.println(result);
JSONObject resultJson = JSONObject.fromObject(result);
String session_key = resultJson.getString("session_key");
String openid = resultJson.getString("openid");
//session存储
userInfoCache.set(session,session_key+","+openid);
}
} finally {
httpResponse.close();
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
closeHttpClient(httpClient);
} catch (IOException e) {
e.printStackTrace();
}
}
renderJson(json);
}
private CloseableHttpClient getHttpClient() {
return HttpClients.createDefault();
}
private void closeHttpClient(CloseableHttpClient client) throws IOException {
if (client != null) {
client.close();
}
}
ExecLinuxCMDUtil.Java
import java.io.InputStreamReader;
import java.io.LineNumberReader;
/**
* java在linux环境下执行linux命令,然后返回命令返回值。
* Created by LJaer on 16/12/22.
*/
public class ExecLinuxCMDUtil {
public static final ExecLinuxCMDUtil instance = new ExecLinuxCMDUtil();
public static Object exec(String cmd) {
try {
String[] cmdA = { "/bin/sh", "-c", cmd };
Process process = Runtime.getRuntime().exec(cmdA);
LineNumberReader br = new LineNumberReader(new InputStreamReader(
process.getInputStream()));
StringBuffer sb = new StringBuffer();
String line;
while ((line = br.readLine()) != null) {
System.out.println(line);
sb.append(line).append("\n");
}
return sb.toString();
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
}4、解密用户数据
decodeUserInfo:function(){
let that = this
wx.request({
url: 'https://localhost:8443/decodeUserInfo',
data: {
encryptedData: that.data.encryptedData,
iv: that.data.iv,
session: wx.getStorageSync('sessionId')
},
method: 'GET', // OPTIONS, GET, HEAD, POST, PUT, DELETE, TRACE, CONNECT
// header: {}, // 设置请求的 header
success: function (res) {
// success
console.log(res)
}
})
}console输出结果:

后端解密代码
/**
* 解密用户敏感数据
*/
public void decodeUserInfo(){
String encryptedData = getPara("encryptedData");
String iv = getPara("iv");
String session = getPara("session");
//从缓存中获取session_key
//获取名称为userInfo的Redis Cache对象
Cache userInfoRedis = Redis.use("userInfo");
Object wxSessionObj = userInfoRedis.get(session);
if(null==wxSessionObj){
renderNull();
}
String wxSessionStr = (String)wxSessionObj;
String session_key = wxSessionStr.split(",")[0];
try {
byte[] resultByte = AESUtil.instance.decrypt(Base64.decodeBase64(encryptedData), Base64.decodeBase64(session_key), Base64.decodeBase64(iv));
if(null != resultByte && resultByte.length > 0){
String userInfo = new String(resultByte, "UTF-8");
System.out.println(userInfo);
JSONObject json = JSONObject.fromObject(userInfo); //将字符串{“id”:1}
renderJson(json);
}
} catch (InvalidAlgorithmParameterException e) {
e.printStackTrace();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
}AESUtil.java
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import java.security.*;
public class AESUtil {
public static final AESUtil instance = new AESUtil();
public static boolean initialized = false;
/**
* AES解密
* @param content 密文
* @return
* @throws InvalidAlgorithmParameterException
* @throws NoSuchProviderException
*/
public byte[] decrypt(byte[] content, byte[] keyByte, byte[] ivByte) throws InvalidAlgorithmParameterException {
initialize();
try {
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS7Padding");
Key sKeySpec = new SecretKeySpec(keyByte, "AES");
cipher.init(Cipher.DECRYPT_MODE, sKeySpec, generateIV(ivByte));// 初始化
byte[] result = cipher.doFinal(content);
return result;
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (NoSuchPaddingException e) {
e.printStackTrace();
} catch (InvalidKeyException e) {
e.printStackTrace();
} catch (IllegalBlockSizeException e) {
e.printStackTrace();
} catch (BadPaddingException e) {
e.printStackTrace();
} catch (NoSuchProviderException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
public static void initialize(){
if (initialized) return;
Security.addProvider(new BouncyCastleProvider());
initialized = true;
}
//生成iv
public static AlgorithmParameters generateIV(byte[] iv) throws Exception{
AlgorithmParameters params = AlgorithmParameters.getInstance("AES");
params.init(new IvParameterSpec(iv));
return params;
}
}感谢阅读,希望能帮助到大家,谢谢大家对本站的支持!
以上就是微信小程序用户数据解密(收藏)的详细内容,更多请关注php中文网其它相关文章!
小程序是一种不需要下载安装即可使用的应用,它实现了应用“触手可及”的梦想,用户扫一扫或者搜一下即可打开应用。
关键词:微信小程序用户数据解密(收藏)