From 36e565d3882507a3a695b1b1f0ca4dcd772b353f Mon Sep 17 00:00:00 2001
From: DIYgod <diy.d.god@gmail.com>
Date: Sat, 2 Jun 2018 17:22:56 +0800
Subject: [PATCH] app: add Cache-Control header

---
 middleware/header.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/middleware/header.js b/middleware/header.js
index cca31d7ef..d06f5ceeb 100644
--- a/middleware/header.js
+++ b/middleware/header.js
@@ -1,4 +1,5 @@
 const logger = require('../utils/logger');
+const config = require('../config');
 
 module.exports = async (ctx, next) => {
     logger.info(`${ctx.url}, user IP: ${ctx.ips[0] || ctx.ip}`);
@@ -8,6 +9,7 @@ module.exports = async (ctx, next) => {
         'Access-Control-Allow-Headers': 'Content-Type, Content-Length, Authorization, Accept, X-Requested-With , yourHeaderFeild',
         'Access-Control-Allow-Methods': 'PUT, POST, GET, DELETE, OPTIONS',
         'Content-Type': 'application/xml; charset=utf-8',
+        'Cache-Control': `max-age=${config.cacheExpire}`,
     };
     ctx.set(headers);
     await next();