加密解密

app/controller/task.js

@@ -63,6 +63,12 @@ class TaskController extends Controller {
     const { ctx, service, config } = this;
     ctx.validate(this.submitRule);
     const { taskId } = ctx.params;
+    let key = taskId + ctx.request.body.timestamp;
+    if (key.length < 16) {
+      while (key.length < 16) key += '0';
+    }
+    key = key.substring(0,16);
+    ctx.request.body = ctx.helper.aesDecrypt({ algorithm: 'aes-128-ecb', key, data: ctx.request.body });
     await service.cache.set({
       key: String(taskId),
       value: { status: 'login', note: { message: 'login' } },

app/extend/helper.js

@@ -13,7 +13,7 @@ function process(data) {
   return sign_str;
 }
 
-module.exports.getUuid = function() {
+module.exports.getUuid = function () {
   return uuid();
 };
 
@@ -23,7 +23,7 @@ module.exports.getUuid = function() {
  * @param {Object} content: 需要发送的预警信息模板
  * @return {Boolean} 信息发送状态
  */
-module.exports.sendMsg = async function(content) {
+module.exports.sendMsg = async function (content) {
   if (!content) return false;
   const { app } = this;
   const { baseURL, settingid, appSecret } = app.config.JBnotifyCenter;
@@ -50,3 +50,18 @@ module.exports.sendMsg = async function(content) {
   });
   return result;
 };
+
+module.exports.aesDecrypt = function ({ algorithm, key, data, iv = '' }) {
+  const { ctx } = this;
+  try {
+    const decipher = crypto.createDecipheriv(algorithm, key, iv);
+    decipher.setAutoPadding(true);
+    const cipherChunks = [];
+    cipherChunks.push(decipher.update(data, 'base64', 'utf8'));
+    cipherChunks.push(decipher.final('utf8'));
+    return cipherChunks.join('');
+  } catch (err) {
+    ctx.logger.error('aesdecrupt_ERROR', err, JSON.stringify({ algorithm, key, data, iv }));
+    ctx.throw('参数解密有误');
+  }
+}