change risk router key

@@ -9,6 +9,7 @@ const cache = global.yoho.cache.master;
 const helpers = global.yoho.helpers;
 const pathToRegexp = require('path-to-regexp');
 const logger = global.yoho.logger;
+const md5 = require('md5');
 
 const statusCode = {
     code: 4403,
@@ -83,7 +84,7 @@ module.exports = () => {
             return next();
         }
 
-        let keyPath = `${_.trim(path, '/').replace(/\//g, ':')}`;
+        let keyPath = md5(`${router.regRoute}`);
         let limitKey = `pc:risk:limit:${keyPath}:${ip}`;
         let configKey = `pc:risk:${keyPath}:${ip}`;
         let checkUrl = helpers.urlFormat('/3party/check', {