HW21-0499 表字典接口存在SQL注入漏洞，增加签名拦截器

ant-design-vue-jeecg/src/api/manage.js

 import Vue from 'vue'
 import { axios } from '@/utils/request'
+import signMd5Utils from '@/utils/encryption/signMd5Utils'
 
 const api = {
   user: '/mock/api/user',
@@ -13,19 +14,29 @@ export default api
 
 //post
 export function postAction(url,parameter) {
+  let sign = signMd5Utils.getSign(url, parameter);
+  //将签名和时间戳，添加在请求接口 Header
+  let signHeader = {"X-Sign": sign,"X-TIMESTAMP": signMd5Utils.getDateTimeToString()};
+
   return axios({
     url: url,
     method:'post' ,
-    data: parameter
+    data: parameter,
+    headers: signHeader
   })
 }
 
 //post method= {post | put}
 export function httpAction(url,parameter,method) {
+  let sign = signMd5Utils.getSign(url, parameter);
+  //将签名和时间戳，添加在请求接口 Header
+  let signHeader = {"X-Sign": sign,"X-TIMESTAMP": signMd5Utils.getDateTimeToString()};
+
   return axios({
     url: url,
     method:method ,
-    data: parameter
+    data: parameter,
+    headers: signHeader
   })
 }
 
@@ -40,10 +51,15 @@ export function putAction(url,parameter) {
 
 //get
 export function getAction(url,parameter) {
+  let sign = signMd5Utils.getSign(url, parameter);
+  //将签名和时间戳，添加在请求接口 Header
+  let signHeader = {"X-Sign": sign,"X-TIMESTAMP": signMd5Utils.getDateTimeToString()};
+
   return axios({
     url: url,
     method: 'get',
-    params: parameter
+    params: parameter,
+    headers: signHeader
   })
 }
 

ant-design-vue-jeecg/src/utils/encryption/signMd5Utils.js

+import md5 from 'md5'
+//签名密钥串(前后端要一致，正式发布请自行修改)
+const signatureSecret = "dd05f1c54d63749eda95f9fa6d49v442a";
+
+export default class signMd5Utils {
+  /**
+   * json参数升序
+   * @param jsonObj 发送参数
+   */
+
+  static sortAsc(jsonObj) {
+    let arr = new Array();
+    let num = 0;
+    for (let i in jsonObj) {
+      arr[num] = i;
+      num++;
+    }
+    let sortArr = arr.sort();
+    let sortObj = {};
+    for (let i in sortArr) {
+      sortObj[sortArr[i]] = jsonObj[sortArr[i]];
+    }
+    return sortObj;
+  }
+
+
+  /**
+   * @param url 请求的url,应该包含请求参数(url的?后面的参数)
+   * @param requestParams 请求参数(POST的JSON参数)
+   * @returns {string} 获取签名
+   */
+  static getSign(url, requestParams) {
+    let urlParams = this.parseQueryString(url);
+    let jsonObj = this.mergeObject(urlParams, requestParams);
+    //console.log("sign jsonObj: ",jsonObj)
+    let requestBody = this.sortAsc(jsonObj);
+    console.log("sign requestBody: ",requestBody)
+    return md5(JSON.stringify(requestBody) + signatureSecret).toUpperCase();
+  }
+
+  /**
+   * @param url 请求的url
+   * @returns {{}} 将url中请求参数组装成json对象(url的?后面的参数)
+   */
+  static parseQueryString(url) {
+    let urlReg = /^[^\?]+\?([\w\W]+)$/,
+      paramReg = /([^&=]+)=([\w\W]*?)(&|$|#)/g,
+      urlArray = urlReg.exec(url),
+      result = {};
+
+    // 获取URL上最后带逗号的参数变量 sys/dict/getDictItems/sys_user,realname,username
+    let lastpathVariable = url.substring(url.lastIndexOf('/') + 1);
+    if(lastpathVariable.includes(",")){
+      if(lastpathVariable.includes("?")){
+        lastpathVariable = lastpathVariable.substring(0, lastpathVariable.indexOf("?"));
+      }
+      result["x-path-variable"] = lastpathVariable;
+    }
+    if (urlArray && urlArray[1]) {
+      let paramString = urlArray[1], paramResult;
+      while ((paramResult = paramReg.exec(paramString)) != null) {
+        //数字值转为string类型，前后端加密规则保持一致
+        if(this.myIsNaN(paramResult[2])){
+          paramResult[2] = paramResult[2].toString()
+        }
+        result[paramResult[1]] = paramResult[2];
+      }
+    }
+    return result;
+  }
+
+  /**
+   * @returns {*} 将两个对象合并成一个
+   */
+  static mergeObject(objectOne, objectTwo) {
+    if (objectTwo && Object.keys(objectTwo).length > 0) {
+      for (let key in objectTwo) {
+        if (objectTwo.hasOwnProperty(key) === true) {
+          //数字值转为string类型，前后端加密规则保持一致
+          if(this.myIsNaN(objectTwo[key])){
+            objectTwo[key] = objectTwo[key].toString()
+          }
+          objectOne[key] = objectTwo[key];
+        }
+      }
+    }
+    return objectOne;
+  }
+
+  static urlEncode(param, key, encode) {
+    if (param == null) return '';
+    let paramStr = '';
+    let t = typeof (param);
+    if (t == 'string' || t == 'number' || t == 'boolean') {
+      paramStr += '&' + key + '=' + ((encode == null || encode) ? encodeURIComponent(param) : param);
+    } else {
+      for (let i in param) {
+        let k = key == null ? i : key + (param instanceof Array ? '[' + i + ']' : '.' + i);
+        paramStr += this.urlEncode(param[i], k, encode);
+      }
+    }
+    return paramStr;
+  };
+
+  static getDateTimeToString() {
+    const date_ = new Date()
+    const year = date_.getFullYear()
+    let month = date_.getMonth() + 1
+    let day = date_.getDate()
+    if (month < 10) month = '0' + month
+    if (day < 10) day = '0' + day
+    let hours = date_.getHours()
+    let mins = date_.getMinutes()
+    let secs = date_.getSeconds()
+    const msecs = date_.getMilliseconds()
+    if (hours < 10) hours = '0' + hours
+    if (mins < 10) mins = '0' + mins
+    if (secs < 10) secs = '0' + secs
+    if (msecs < 10) secs = '0' + msecs
+    return year + '' + month + '' + day + '' + hours + '' + mins + '' + secs
+  }
+    // true:数值型的，false：非数值型
+  static myIsNaN(value) {
+    return typeof value === 'number' && !isNaN(value);
+  }
+
+}
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