diff --git a/src/layout/components/Sidebar/index.vue b/src/layout/components/Sidebar/index.vue
index f93cdc0..224e2ff 100644
--- a/src/layout/components/Sidebar/index.vue
+++ b/src/layout/components/Sidebar/index.vue
@@ -17,7 +17,7 @@
         :collapse-transition="false"
         mode="vertical"
       >
-        <sidebar-item v-for="route in routes" :key="route.path" :item="route" :base-path="route.path" />
+        <sidebar-item v-for="route in permission_routes" :key="route.path" :item="route" :base-path="route.path" />
       </el-menu>
     </el-scrollbar>
   </div>
@@ -38,11 +38,12 @@ export default {
   },
   computed: {
     ...mapGetters([
+      'permission_routes',
       'sidebar'
     ]),
-    routes() {
-      return this.$router.options.routes
-    },
+    // routes() {
+    //   return this.$router.options.routes
+    // },
     activeMenu() {
       const route = this.$route
       const { meta, path } = route
diff --git a/src/permission.js b/src/permission.js
index 5240522..6725915 100644
--- a/src/permission.js
+++ b/src/permission.js
@@ -1,6 +1,6 @@
-import router from './router'
+import router, { asyncRoutes } from './router'
 import store from './store'
-import { Message } from 'element-ui'
+// import { Message } from 'element-ui'
 import NProgress from 'nprogress' // progress bar
 import 'nprogress/nprogress.css' // progress bar style
 import getPageTitle from '@/utils/get-page-title'
@@ -25,23 +25,30 @@ router.beforeEach(async(to, from, next) => {
       next({ path: '/' })
       NProgress.done()
     } else {
-      const hasGetUserInfo = store.getters.name
-      if (hasGetUserInfo) {
+      if (to.name) {
         next()
       } else {
-        try {
-          // get user info
-          // await store.dispatch('user/getInfo')
-
-          next()
-        } catch (error) {
-          // remove token and go to login page to re-login
-          // await store.dispatch('user/resetToken')
-          Message.error(error || 'Has Error')
-          next(`/login?redirect=${to.path}`)
-          NProgress.done()
-        }
+        store.commit('permission/SET_ROUTES', asyncRoutes)
+        router.addRoutes(asyncRoutes)
+        next({ ...to, replace: true })
       }
+      // const hasGetUserInfo = store.getters.name
+      // if (hasGetUserInfo) {
+      //   next()
+      // } else {
+      //   try {
+      //     // get user info
+      //     // await store.dispatch('user/getInfo')
+      //
+      //     next()
+      //   } catch (error) {
+      //     // remove token and go to login page to re-login
+      //     // await store.dispatch('user/resetToken')
+      //     Message.error(error || 'Has Error')
+      //     next(`/login?redirect=${to.path}`)
+      //     NProgress.done()
+      //   }
+      // }
     }
   } else {
     /* has no token*/
diff --git a/src/router/index.js b/src/router/index.js
index 28045cc..b4db9a9 100644
--- a/src/router/index.js
+++ b/src/router/index.js
@@ -4,7 +4,8 @@ import Router from 'vue-router'
 Vue.use(Router)
 
 /* Layout */
-import Layout from '@/layout'
+import reagentRouter from './modules/reagent'
+import userRouter from '@/router/modules/user'
 
 /**
  * Note: sub-menu only appear when route children.length >= 1
@@ -46,199 +47,16 @@ export const constantRoutes = [
     path: '/',
     redirect: '/home'
   },
-
   {
     path: '/404',
     component: () => import('@/views/404'),
     hidden: true
-  },
-  {
-    path: '/reagent',
-    component: Layout,
-    redirect: '/reagent/mainoverview/index'
-  },
-  {
-    path: '/reagent/mainoverview',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'MainOverview',
-        meta: { title: '主预览', icon: '主概览' },
-        component: () => import('@/views/reagent/mainoverview/index')
-      }
-    ]
-  },
+  }
+]
 
-  {
-    path: '/reagent/report',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'Report',
-        component: () => import('@/views/reagent/report/index'),
-        meta: { title: '报告统计', icon: '报表统计' }
-      },
-      {
-        path: 'storeinfo',
-        name: 'StoreInfo',
-        component: () => import('@/views/reagent/report/storeinfo/index'),
-        hidden: true,
-        meta: { title: '库存信息总览', icon: '报表统计' }
-      },
-      {
-        path: 'reagentinfo',
-        name: 'ReagentInfo',
-        component: () => import('@/views/reagent/report/reagentinfo/index'),
-        hidden: true,
-        meta: { title: '试剂信息详情', icon: '报表统计' }
-      },
-      {
-        path: 'warehousinginfo',
-        name: 'WarehousingInfo',
-        component: () => import('@/views/reagent/report/warehousinginfo/index'),
-        hidden: true,
-        meta: { title: '入库信息查询', icon: '报表统计' }
-      },
-      {
-        path: 'inventoryconsuminfo',
-        name: 'InventoryConsumInfo',
-        component: () => import('@/views/reagent/report/inventoryconsum/index'),
-        hidden: true,
-        meta: { title: '库存消耗', icon: '报表统计' }
-      },
-      {
-        path: 'reagentconsuminfo',
-        name: 'ReagentConsumInfo',
-        component: () => import('@/views/reagent/report/reagentconsum/index'),
-        hidden: true,
-        meta: { title: '试剂消耗', icon: '报表统计' }
-      },
-      {
-        path: 'userconsuminfo',
-        name: 'UserConsumInfo',
-        component: () => import('@/views/reagent/report/userconsum/index'),
-        hidden: true,
-        meta: { title: '人员用量消耗', icon: '报表统计' }
-      },
-      {
-        path: 'usefrequencyinfo',
-        name: 'UseFrequencyInfo',
-        component: () => import('@/views/reagent/report/usefrequency/index'),
-        hidden: true,
-        meta: { title: '使用频率', icon: '报表统计' }
-      },
-      {
-        path: 'recordinfo/:t',
-        name: 'RecordInfo',
-        component: () => import('@/views/reagent/report/record/index'),
-        hidden: true,
-        meta: { title: '记录', icon: '报表统计' }
-      }
-    ]
-  },
-  {
-    path: '/reagent/warehousing',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'Warehousing',
-        component: () => import('@/views/reagent/warehousing/index'),
-        meta: { title: '试剂入库', icon: '试剂入库' }
-      }
-    ]
-  },
-  {
-    path: '/reagent/receiving',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'Receiving',
-        component: () => import('@/views/reagent/receivingandreturn/index'),
-        meta: { title: '试剂领用', icon: '试剂领用' }
-      }
-    ]
-  },
-  {
-    path: '/reagent/sendback',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'SendBack',
-        component: () => import('@/views/reagent/receivingandreturn/index'),
-        meta: { title: '试剂归还', icon: '试剂归还' }
-      }
-    ]
-  },
-  {
-    path: '/reagent/weighing',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'weighing',
-        component: () => import('@/views/reagent/weighing/index'),
-        meta: { title: '试剂称重', icon: '试剂称重' }
-      }
-    ]
-  },
-  {
-    path: '/reagent/inventory',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'Inventory',
-        component: () => import('@/views/reagent/inventory/index'),
-        meta: { title: '试剂盘点', icon: '库存盘点' }
-      }
-    ]
-  },
-  {
-    path: '/reagent/database',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'Database',
-        component: () => import('@/views/reagent/database/index'),
-        meta: { title: '化学品数据库', icon: '化学品数据库' }
-      }
-    ]
-  },
-  {
-    path: '/reagent/management',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'Management',
-        component: () => import('@/views/reagent/management/index'),
-        meta: { title: '试剂管理', icon: '试剂管理' }
-      }
-    ]
-  },
-  {
-    path: '/reagent/buy',
-    component: Layout,
-    children: [
-      {
-        path: 'index',
-        name: 'Buy',
-        component: () => import('@/views/reagent/buy/index'),
-        meta: { title: '请购', icon: '请购' }
-      }
-    ]
-  },
-  {
-    path: '/gotohome',
-    redirect: '/home',
-    meta: { title: '返回主页', icon: 'el-icon-arrow-left' }
-  },
+export const asyncRoutes = [
+  ...reagentRouter,
+  ...userRouter,
   // 404 page must be placed at the end !!!
   { path: '*', redirect: '/404', hidden: true }
 ]
diff --git a/src/router/modules/reagent.js b/src/router/modules/reagent.js
new file mode 100644
index 0000000..3b43d6b
--- /dev/null
+++ b/src/router/modules/reagent.js
@@ -0,0 +1,202 @@
+import Layout from '@/layout'
+
+const reagentRouter = [
+  {
+    path: '/reagent',
+    hidden: true,
+    redirect: '/reagent/mainoverview/index'
+  },
+  {
+    path: '/reagent/mainoverview',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'MainOverview',
+        meta: { title: '主预览', icon: '主概览', class: 'reagent' },
+        component: () => import('@/views/reagent/mainoverview/index')
+      }
+    ]
+  },
+  {
+    path: '/reagent/report',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'Report',
+        component: () => import('@/views/reagent/report/index'),
+        meta: { title: '报告统计', icon: '报表统计', class: 'reagent' }
+      },
+      {
+        path: 'storeinfo',
+        name: 'StoreInfo',
+        component: () => import('@/views/reagent/report/storeinfo/index'),
+        hidden: true,
+        meta: { title: '库存信息总览', icon: '报表统计', class: 'reagent' }
+      },
+      {
+        path: 'reagentinfo',
+        name: 'ReagentInfo',
+        component: () => import('@/views/reagent/report/reagentinfo/index'),
+        hidden: true,
+        meta: { title: '试剂信息详情', icon: '报表统计', class: 'reagent' }
+      },
+      {
+        path: 'warehousinginfo',
+        name: 'WarehousingInfo',
+        component: () => import('@/views/reagent/report/warehousinginfo/index'),
+        hidden: true,
+        meta: { title: '入库信息查询', icon: '报表统计', class: 'reagent' }
+      },
+      {
+        path: 'inventoryconsuminfo',
+        name: 'InventoryConsumInfo',
+        component: () => import('@/views/reagent/report/inventoryconsum/index'),
+        hidden: true,
+        meta: { title: '库存消耗', icon: '报表统计', class: 'reagent' }
+      },
+      {
+        path: 'reagentconsuminfo',
+        name: 'ReagentConsumInfo',
+        component: () => import('@/views/reagent/report/reagentconsum/index'),
+        hidden: true,
+        meta: { title: '试剂消耗', icon: '报表统计', class: 'reagent' }
+      },
+      {
+        path: 'userconsuminfo',
+        name: 'UserConsumInfo',
+        component: () => import('@/views/reagent/report/userconsum/index'),
+        hidden: true,
+        meta: { title: '人员用量消耗', icon: '报表统计', class: 'reagent' }
+      },
+      {
+        path: 'usefrequencyinfo',
+        name: 'UseFrequencyInfo',
+        component: () => import('@/views/reagent/report/usefrequency/index'),
+        hidden: true,
+        meta: { title: '使用频率', icon: '报表统计', class: 'reagent' }
+      },
+      {
+        path: 'recordinfo/:t',
+        name: 'RecordInfo',
+        component: () => import('@/views/reagent/report/record/index'),
+        hidden: true,
+        meta: { title: '记录', icon: '报表统计', class: 'reagent' }
+      }
+    ]
+  },
+  {
+    path: '/reagent/warehousing',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'Warehousing',
+        component: () => import('@/views/reagent/warehousing/index'),
+        meta: { title: '试剂入库', icon: '试剂入库', class: 'reagent' }
+      }
+    ]
+  },
+  {
+    path: '/reagent/receiving',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'Receiving',
+        component: () => import('@/views/reagent/receivingandreturn/index'),
+        meta: { title: '试剂领用', icon: '试剂领用', class: 'reagent' }
+      }
+    ]
+  },
+  {
+    path: '/reagent/sendback',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'SendBack',
+        component: () => import('@/views/reagent/receivingandreturn/index'),
+        meta: { title: '试剂归还', icon: '试剂归还', class: 'reagent' }
+      }
+    ]
+  },
+  {
+    path: '/reagent/weighing',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'weighing',
+        component: () => import('@/views/reagent/weighing/index'),
+        meta: { title: '试剂称重', icon: '试剂称重', class: 'reagent' }
+      }
+    ]
+  },
+  {
+    path: '/reagent/inventory',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'Inventory',
+        component: () => import('@/views/reagent/inventory/index'),
+        meta: { title: '试剂盘点', icon: '库存盘点', class: 'reagent' }
+      }
+    ]
+  },
+  {
+    path: '/reagent/database',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'Database',
+        component: () => import('@/views/reagent/database/index'),
+        meta: { title: '化学品数据库', icon: '化学品数据库', class: 'reagent' }
+      }
+    ]
+  },
+  {
+    path: '/reagent/management',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'Management',
+        component: () => import('@/views/reagent/management/index'),
+        meta: { title: '试剂管理', icon: '试剂管理', class: 'reagent' }
+      }
+    ]
+  },
+  {
+    path: '/reagent/buy',
+    component: Layout,
+    meta: { class: 'reagent' },
+    children: [
+      {
+        path: 'index',
+        name: 'Buy',
+        component: () => import('@/views/reagent/buy/index'),
+        meta: { title: '请购', icon: '请购', class: 'reagent' }
+      }
+    ]
+  },
+  {
+    path: '/gotohome',
+    redirect: '/home',
+    meta: { title: '返回主页', icon: 'el-icon-arrow-left', class: 'reagent' }
+  }
+]
+
+export default reagentRouter
diff --git a/src/router/modules/user.js b/src/router/modules/user.js
new file mode 100644
index 0000000..0dddf3e
--- /dev/null
+++ b/src/router/modules/user.js
@@ -0,0 +1,40 @@
+// import Layout from '@/layout'
+
+import Layout from '@/layout'
+
+const userRouter = [
+  {
+    path: '/user',
+    redirect: '/user/info/index',
+    hidden: true,
+    meta: { class: 'user' }
+  },
+  {
+    path: '/user/info',
+    component: Layout,
+    meta: { class: 'user' },
+    children: [
+      {
+        path: 'index',
+        component: () => import('@/views/user/index'),
+        name: 'UserInfo',
+        meta: { title: '用户信息', icon: 'lock', class: 'user' }
+      }
+    ]
+  },
+  {
+    path: '/user/role',
+    component: Layout,
+    meta: { class: 'user' },
+    children: [
+      {
+        path: 'index',
+        component: () => import('@/views/user/role/index'),
+        name: 'Role',
+        meta: { title: '角色信息', icon: 'lock', class: 'user' }
+      }
+    ]
+  }
+]
+
+export default userRouter
diff --git a/src/store/getters.js b/src/store/getters.js
index 5ab7b4c..d75c2ad 100644
--- a/src/store/getters.js
+++ b/src/store/getters.js
@@ -3,6 +3,7 @@ const getters = {
   device: state => state.app.device,
   token: state => state.user.token,
   avatar: state => state.user.avatar,
-  name: state => state.user.name
+  name: state => state.user.name,
+  permission_routes: state => state.permission.routes
 }
 export default getters
diff --git a/src/store/index.js b/src/store/index.js
index 03db22e..b79ee33 100644
--- a/src/store/index.js
+++ b/src/store/index.js
@@ -4,6 +4,7 @@ import getters from './getters'
 import app from './modules/app'
 import settings from './modules/settings'
 import user from './modules/user'
+import permission from './modules/permission'
 import createPersistedState from 'vuex-persistedstate'
 Vue.use(Vuex)
 
@@ -11,7 +12,8 @@ const store = new Vuex.Store({
   modules: {
     app,
     settings,
-    user
+    user,
+    permission
   },
   getters,
   plugins: [createPersistedState()]
diff --git a/src/store/modules/permission.js b/src/store/modules/permission.js
new file mode 100644
index 0000000..aeb5ee5
--- /dev/null
+++ b/src/store/modules/permission.js
@@ -0,0 +1,69 @@
+import { asyncRoutes, constantRoutes } from '@/router'
+
+/**
+ * Use meta.role to determine if the current user has permission
+ * @param roles
+ * @param route
+ */
+function hasPermission(roles, route) {
+  if (route.meta && route.meta.roles) {
+    return roles.some(role => route.meta.roles.includes(role))
+  } else {
+    return true
+  }
+}
+
+/**
+ * Filter asynchronous routing tables by recursion
+ * @param routes asyncRoutes
+ * @param roles
+ */
+export function filterAsyncRoutes(routes, roles) {
+  const res = []
+
+  routes.forEach(route => {
+    const tmp = { ...route }
+    if (hasPermission(roles, tmp)) {
+      if (tmp.children) {
+        tmp.children = filterAsyncRoutes(tmp.children, roles)
+      }
+      res.push(tmp)
+    }
+  })
+
+  return res
+}
+
+const state = {
+  routes: [],
+  addRoutes: []
+}
+
+const mutations = {
+  SET_ROUTES: (state, routes) => {
+    state.addRoutes = routes
+    state.routes = constantRoutes.concat(routes)
+  }
+}
+
+const actions = {
+  generateRoutes({ commit }, roles) {
+    return new Promise(resolve => {
+      let accessedRoutes
+      if (roles.includes('admin')) {
+        accessedRoutes = asyncRoutes || []
+      } else {
+        accessedRoutes = filterAsyncRoutes(asyncRoutes, roles)
+      }
+      commit('SET_ROUTES', accessedRoutes)
+      resolve(accessedRoutes)
+    })
+  }
+}
+
+export default {
+  namespaced: true,
+  state,
+  mutations,
+  actions
+}
diff --git a/src/utils/request.js b/src/utils/request.js
index 2b3f515..a1c994c 100644
--- a/src/utils/request.js
+++ b/src/utils/request.js
@@ -18,7 +18,7 @@ service.interceptors.request.use(
       // let each request carry token
       // ['X-Token'] is a custom headers key
       // please modify it according to the actual situation
-      config.headers['Authorization'] = store.getters.token
+      config.headers['Authorization'] = 'Bearer ' + store.getters.token
     }
     return config
   },
@@ -53,11 +53,20 @@ service.interceptors.response.use(
       })
 
       // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
-      if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
+      if (res.status === 401) {
         // to re-login
-        MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
-          confirmButtonText: 'Re-Login',
-          cancelButtonText: 'Cancel',
+        // MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
+        //   confirmButtonText: 'Re-Login',
+        //   cancelButtonText: 'Cancel',
+        //   type: 'warning'
+        // }).then(() => {
+        //   store.dispatch('user/resetToken').then(() => {
+        //     location.reload()
+        //   })
+        // })
+        MessageBox.confirm('登录超时请重新登录', '返回登录', {
+          confirmButtonText: '确认',
+          cancelButtonText: '取消',
           type: 'warning'
         }).then(() => {
           store.dispatch('user/resetToken').then(() => {
diff --git a/src/views/login/index.vue b/src/views/login/index.vue
index 371de06..5a037b4 100644
--- a/src/views/login/index.vue
+++ b/src/views/login/index.vue
@@ -72,6 +72,7 @@
 // import { validUsername } from '@/utils/validate'
 import stringify from '@/utils/stringify'
 import { login } from '@/api/user/user'
+import { asyncRoutes } from '@/router'
 export default {
   name: 'Login',
   data() {
@@ -131,8 +132,9 @@ export default {
           this.loading = true
           login(stringify(this.loginForm)).then(res => {
             this.$store.commit('user/SET_TOKEN', res.data.token)
-            console.log(this.$store.getters.token)
-            this.$router.push('/home')
+            this.$store.commit('permission/SET_ROUTES', asyncRoutes)
+            this.$router.addRoutes(asyncRoutes)
+            this.$router.replace('/home')
           }).finally(
             () => {
               this.loading = false
diff --git a/src/views/user/index.vue b/src/views/user/index.vue
new file mode 100644
index 0000000..d954d8a
--- /dev/null
+++ b/src/views/user/index.vue
@@ -0,0 +1,13 @@
+<template>
+  <h1>用户根目录</h1>
+</template>
+
+<script>
+export default {
+  name: 'User'
+}
+</script>
+
+<style scoped>
+
+</style>
diff --git a/src/views/user/role/index.vue b/src/views/user/role/index.vue
new file mode 100644
index 0000000..709727b
--- /dev/null
+++ b/src/views/user/role/index.vue
@@ -0,0 +1,13 @@
+<template>
+  <h1>角色信息</h1>
+</template>
+
+<script>
+export default {
+  name: 'Role'
+}
+</script>
+
+<style scoped>
+
+</style>