diff --git a/leave-school-vue/src/permission.js b/leave-school-vue/src/permission.js
new file mode 100644
index 0000000..d2e4ead
--- /dev/null
+++ b/leave-school-vue/src/permission.js
@@ -0,0 +1,41 @@
+import router from './router'
+import store from './store'
+import NProgress from 'nprogress' // Progress 进度条
+import 'nprogress/nprogress.css'// Progress 进度条样式
+import { Message } from 'element-ui'
+import { getToken } from '@/utils/auth' // 验权
+
+const whiteList = ['/login'] // 不重定向白名单
+router.beforeEach((to, from, next) => {
+  NProgress.start()
+  if (getToken()) {
+    if (to.path === '/login') {
+      next({ path: '/' })
+      NProgress.done() // if current page is dashboard will not trigger	afterEach hook, so manually handle it
+    } else {
+      if (store.getters.roles.length === 0) {
+        store.dispatch('GetInfo').then(res => { // 拉取用户信息
+          next()
+        }).catch((err) => {
+          store.dispatch('FedLogOut').then(() => {
+            Message.error(err || '验证失败，请重新登录')
+            next({ path: '/' })
+          })
+        })
+      } else {
+        next()
+      }
+    }
+  } else {
+    if (whiteList.indexOf(to.path) !== -1) {
+      next()
+    } else {
+      next('/login')
+      NProgress.done()
+    }
+  }
+})
+
+router.afterEach(() => {
+  NProgress.done() // 结束Progress
+})