update

server/server/controller/ProxyMonitor.js

@@ -152,24 +152,9 @@ const agentProcessor = () => {
             }
           })
         } else {
-          res.setHeader('Access-Control-Allow-Origin', req.headers.origin || '*')
-          res.setHeader('Access-Control-Allow-Credentials', true)
           res.status(200).send(data.data)
         }
       }).catch((e) => {
-        res.setHeader('Access-Control-Allow-Origin', req.headers.origin || '*')
-        res.setHeader('Access-Control-Allow-Credentials', true)
-        if (e.response && e.response.status === 404 && options.method === 'OPTIONS') {
-          res.setHeader('Access-Control-Allow-Methods', 'PUT, GET, POST, DELETE, OPTIONS')
-          res.setHeader('Access-Control-Allow-Headers', 'tenant, token')
-          res.setHeader('Access-Control-Max-Age', 600)
-          res.setHeader('Content-Type', 'text/plain charset=UTF-8')
-          res.setHeader('Content-Length', 0)
-          console.log(123)
-          res.status(204)
-          res.end()
-          return
-        }
         /* 记录 请求处理时长 + 请求状态 */
         _reqTime = (new Date().getTime() - _logJson._nodeServerCurrentTime) + 'ms'
         _status = (e.response && e.response.status) || 500

server/server/routes/index.js

@@ -13,6 +13,29 @@ const _proxy = require('../controller/ProxyMonitor')
 router.use(bodyParser.json({ limit: '600mb' }))
 router.use(bodyParser.urlencoded({ extended: true, limit: '600mb' }))
 
+router.use((req, res, next) => {
+  /* 设置允许哪些外域访问此服务器。如果你要发送cookies，不要将其赋值为'*' */
+  res.header('Access-Control-Allow-Origin', req.headers.origin || '*')
+  /* 设置允许发送cookies。可选值：true,如果不允许就省略此字段 */
+  res.header('Access-Control-Allow-Credentials', 'true')
+  if (req.method === 'OPTIONS') {
+    /* 设置允许那些方法访问此服务器 */
+    res.header('Access-Control-Allow-Methods', 'PUT, GET, POST, DELETE, OPTIONS')
+    /* 设置允许那些头文件访问此服务器 */
+    let strArr = []
+    for (let k in req.headers) { strArr.push(k) }
+    res.header('Access-Control-Allow-Headers', strArr.join(''))
+    /* 设置单个接口 OPTIONS 的最大有效时长 */
+    res.setHeader('Access-Control-Max-Age', 600)
+    /* 以下设置OPTIONS返回并给空内容 */
+    res.setHeader('Content-Type', 'text/plain charset=UTF-8')
+    res.setHeader('Content-Length', 0)
+    res.status(204).end()
+    return
+  }
+  next()
+})
+
 /* 统一API接口 */
 router.post('/api/ckeditor/img/upload', upload.any(), _ck.ckeditorUpload)
 router.post('/api/websocket/send-msg', upload.any(), _websocket.sendMsg)