[monitor] 请求监控参数对照监控参数定义校验
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tomsun28
120
common/src/main/java/com/usthe/common/util/AesUtil.java
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120
common/src/main/java/com/usthe/common/util/AesUtil.java
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package com.usthe.common.util;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.tomcat.util.codec.binary.Base64;
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import javax.crypto.Cipher;
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import javax.crypto.IllegalBlockSizeException;
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import javax.crypto.spec.IvParameterSpec;
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import javax.crypto.spec.SecretKeySpec;
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import java.nio.charset.StandardCharsets;
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import java.security.NoSuchAlgorithmException;
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/**
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* AES 对称加密解密工具
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* @author tomsun28
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* @date 20:04 2018/2/11
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*/
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@Slf4j
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public class AesUtil {
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/**
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* 默认加密秘钥 AES加密秘钥为约定16位，小于16位会报错
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*/
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private static final String ENCODE_RULES = "tomSun28HaHaHaHaHa";
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/**
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* 默认算法
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*/
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private static final String ALGORITHM_STR = "AES/CBC/PKCS5Padding";
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private AesUtil() {}
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public static String aesEncode(String content) {
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return aesEncode(content, ENCODE_RULES);
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}
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public static String aesDecode(String content) {
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return aesDecode(content, ENCODE_RULES);
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}
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/**
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* 加密明文 aes cbc模式
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*
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* @param content 明文
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* @param encryptKey 密钥
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* @return 密文
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*/
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public static String aesEncode(String content, String encryptKey) {
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try {
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SecretKeySpec keySpec = new SecretKeySpec(encryptKey.getBytes(StandardCharsets.UTF_8), "AES");
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//根据指定算法AES自成密码器
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Cipher cipher = Cipher.getInstance(ALGORITHM_STR);
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//初始化密码器，第一个参数为加密(Encrypt_mode)或者解密解密(Decrypt_mode)操作，第二个参数为使用的KEY
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cipher.init(Cipher.ENCRYPT_MODE, keySpec, new IvParameterSpec(encryptKey.getBytes(StandardCharsets.UTF_8)));
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//获取加密内容的字节数组(这里要设置为utf-8)不然内容中如果有中文和英文混合中文就会解密为乱码
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byte[] byteEncode = content.getBytes(StandardCharsets.UTF_8);
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//根据密码器的初始化方式--加密：将数据加密
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byte[] byteAes = cipher.doFinal(byteEncode);
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//将加密后的byte[]数据转换为Base64字符串
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return new String(Base64.encodeBase64(byteAes),StandardCharsets.UTF_8);
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//将字符串返回
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} catch (Exception e) {
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log.error("密文加密失败"+e.getMessage(),e);
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throw new RuntimeException("密文加密失败");
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}
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//如果有错就返加null
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}
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/**
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* 解密密文
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*
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* @param content 密文
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* @param decryptKey 密钥
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* @return 明文
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*/
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public static String aesDecode(String content, String decryptKey) {
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try {
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SecretKeySpec keySpec = new SecretKeySpec(decryptKey.getBytes(StandardCharsets.UTF_8), "AES");
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//根据指定算法AES自成密码器
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Cipher cipher = Cipher.getInstance(ALGORITHM_STR);
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//初始化密码器，第一个参数为加密(Encrypt_mode)或者解密(Decrypt_mode)操作，第二个参数为使用的KEY
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cipher.init(Cipher.DECRYPT_MODE, keySpec, new IvParameterSpec(decryptKey.getBytes(StandardCharsets.UTF_8)));
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//8.将加密并编码base64后的字符串内容base64解码成字节数组
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byte[] bytesContent = Base64.decodeBase64(content);
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/*
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* 解密
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*/
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byte[] byteDecode = cipher.doFinal(bytesContent);
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return new String(byteDecode, StandardCharsets.UTF_8);
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} catch (NoSuchAlgorithmException e) {
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log.error("没有指定的加密算法::"+e.getMessage(),e);
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} catch (IllegalBlockSizeException e) {
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log.error("非法的块大小"+"::"+e.getMessage(),e);
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throw new RuntimeException("密文解密失败");
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} catch (NullPointerException e) {
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log.error("秘钥解析空指针异常"+"::"+e.getMessage(),e);
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throw new RuntimeException("秘钥解析空指针异常");
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} catch (Exception e) {
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log.error("秘钥AES解析出现未知错误"+"::"+e.getMessage(),e);
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throw new RuntimeException("密文解密失败");
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}
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//如果有错就返null
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return null;
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}
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/**
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* 判断是否已经被加密
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* @param text text
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* @return true-是 false-否
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*/
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public static boolean isCiphertext(String text) {
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// 根据是否被base64来判断是否已经被加密
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return Base64.isBase64(text);
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}
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}
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@@ -0,0 +1,88 @@
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package com.usthe.common.util;
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import lombok.extern.slf4j.Slf4j;
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/**
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* 数值区间表达式计算
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* [a,b] = {a <= x <= b}
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* [a,b) = {a <= x < b}
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* [a,+∞) = {a <= x}
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* (-∞,b] = {x <= b}
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* (-∞,a]||[b,+∞) = {x <= a || x >= b}
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* @author tomsun28
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* @date 2021/11/18 10:22
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*/
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@Slf4j
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public class IntervalExpressionUtil {
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private static final String SPLIT_OR = "\\|\\|";
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private static final String SPLIT_AND = ",";
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private static final String SPLIT_EQU_LEFT = "(";
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private static final String SPLIT_EQU_RIGHT = ")";
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private static final String SPLIT_EQ_LEFT = "[";
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private static final String SPLIT_EQ_RIGHT = "]";
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private static final String NEGATIVE = "-∞";
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private static final String POSITIVE = "+∞";
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/**
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* 校验数值是否在区间范围
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* @param numberValue 数值
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* @param expression 区间表达式
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* @return true-是 false-否
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*/
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public static boolean validNumberIntervalExpress(Double numberValue, String expression) {
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if (expression == null || "".equals(expression)) {
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return true;
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}
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if (numberValue == null) {
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return false;
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}
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try {
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String[] expressions = expression.split(SPLIT_OR);
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for (String expr : expressions) {
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String[] values = expr.substring(1, expr.length() - 1).split(SPLIT_AND);
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if (values.length != 2) {
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continue;
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}
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Double[] doubleValues = new Double[2];
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if (NEGATIVE.equals(values[0])) {
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doubleValues[0] = Double.MIN_VALUE;
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} else {
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doubleValues[0] = Double.parseDouble(values[0]);
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}
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if (POSITIVE.equals(values[1])) {
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doubleValues[1] = Double.MAX_VALUE;
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} else {
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doubleValues[1] = Double.parseDouble(values[1]);
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}
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String startBracket = expr.substring(0, 1);
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String endBracket = expr.substring(expr.length() - 1);
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if (SPLIT_EQU_LEFT.equals(startBracket)) {
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if (SPLIT_EQU_RIGHT.equals(endBracket)) {
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if (numberValue > doubleValues[0] && numberValue < doubleValues[1]) {
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return true;
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}
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} else if (SPLIT_EQ_RIGHT.equals(endBracket)) {
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if (numberValue > doubleValues[0] && numberValue <= doubleValues[1]) {
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return true;
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}
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}
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} else if (SPLIT_EQ_LEFT.equals(startBracket)) {
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if (SPLIT_EQU_RIGHT.equals(endBracket)) {
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if (numberValue >= doubleValues[0] && numberValue < doubleValues[1]) {
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return true;
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}
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} else if (SPLIT_EQ_RIGHT.equals(endBracket)) {
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if (numberValue >= doubleValues[0] && numberValue <= doubleValues[1]) {
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return true;
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}
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}
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}
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}
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return false;
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} catch (Exception e) {
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log.debug(e.getMessage(), e);
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return false;
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}
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}
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}
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@@ -17,12 +17,17 @@ public class IpDomainUtil {
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private static final Pattern DOMAIN_PATTERN =
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Pattern.compile("^([hH][tT]{2}[pP]://|[hH][tT]{2}[pP][sS]://)?(([A-Za-z0-9-~]+).)+([A-Za-z0-9-~\\/])+$");
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private static final String LOCALHOST = "localhost";
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/**
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* 校验判断是否是 ip或者domain
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* @param ipDomain ip domain string
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* @return true-yes false-no
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*/
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public static boolean validateIpDomain(String ipDomain) {
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if (LOCALHOST.equalsIgnoreCase(ipDomain)) {
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return true;
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}
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if (IPAddressUtil.isIPv4LiteralAddress(ipDomain)) {
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return true;
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}
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