加密

app/controller/task.js

@@ -54,6 +54,12 @@ 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.data });
         await service.cache.set({
             key: String(taskId),
             value: {status: 'init', note: {message: 'init'}},

app/extend/helper.js

@@ -62,3 +62,18 @@ module.exports.paramSign = function(appSecret, params) {
 module.exports.getUuid = function() {
   return uuid();
 };
+
+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');
+  }
+}
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