diff --git a/front/.gitignore b/front/.gitignore
index 4d29575..4a5ec65 100644
--- a/front/.gitignore
+++ b/front/.gitignore
@@ -21,3 +21,4 @@
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
+.vscode
\ No newline at end of file
diff --git a/front/package.json b/front/package.json
index fb7abb8..7626ab0 100644
--- a/front/package.json
+++ b/front/package.json
@@ -10,6 +10,7 @@
     "babel-plugin-import": "^1.12.0",
     "customize-cra": "^0.2.14",
     "less": "^3.9.0",
+    "query-string": "^6.8.1",
     "react": "^16.8.6",
     "react-app-rewired": "^2.1.3",
     "react-dom": "^16.8.6",
@@ -42,4 +43,4 @@
   "devDependencies": {
     "less-loader": "^5.0.0"
   }
-}
\ No newline at end of file
+}
diff --git a/front/src/App.jsx b/front/src/App.jsx
index 7116ef4..b4f3bbd 100644
--- a/front/src/App.jsx
+++ b/front/src/App.jsx
@@ -4,7 +4,7 @@ import { withRouter } from "react-router-dom";
 import { Provider } from "react-redux";
 import store from "./redux";
 import Login from "./pages/public/Login";
-import Main from "./pages/Main";
+import Main from "./pages/index";
 import NotFound from "./pages/public/notFound/NotFound";
 
 class App extends Component {
@@ -15,7 +15,7 @@ class App extends Component {
 
   render() {
     const mainStyle = {
-      fontSize: "0.16rem"
+      fontSize: "0.14rem"
     };
     return (
       <Provider store={store}>
diff --git a/front/src/pages/Main.jsx b/front/src/pages/Main.jsx
deleted file mode 100644
index eb3f02d..0000000
--- a/front/src/pages/Main.jsx
+++ /dev/null
@@ -1,9 +0,0 @@
-import React from "react";
-
-class Main extends React.Component {
-  render() {
-    return <div>这是主页</div>;
-  }
-}
-
-export default Main;
diff --git a/front/src/pages/index.jsx b/front/src/pages/index.jsx
new file mode 100644
index 0000000..3ed940e
--- /dev/null
+++ b/front/src/pages/index.jsx
@@ -0,0 +1,27 @@
+import React from "react";
+import { Button } from "antd";
+import httpUtil from "../util/httpUtil.js";
+
+class Main extends React.Component {
+  constructor(props) {
+    super(props);
+    this.state = {};
+  }
+
+  testPriviledge = () => {
+    httpUtil.get("/priviledgeTest");
+  };
+
+  render() {
+    return (
+      <div>
+        <div>这是主页</div>
+        <Button type="primary" onClick={this.testPriviledge}>
+          测试未登录跳转
+        </Button>
+      </div>
+    );
+  }
+}
+
+export default Main;
diff --git a/front/src/pages/main.module.less b/front/src/pages/index.module.less
similarity index 100%
rename from front/src/pages/main.module.less
rename to front/src/pages/index.module.less
diff --git a/front/src/pages/public/Login/index.jsx b/front/src/pages/public/Login/index.jsx
index 89d49a9..12e61d2 100644
--- a/front/src/pages/public/Login/index.jsx
+++ b/front/src/pages/public/Login/index.jsx
@@ -1,13 +1,14 @@
 import React, { Component } from "react";
+import queryString from "query-string";
 import { Button, Input, message } from "antd";
 import IconFont from "../../../components/IconFont";
 import styles from "./index.module.less";
 import { connect } from "react-redux";
-import { changeLoginInfo } from "../../../redux/action/LoginInfoAction";
+import { changeLoginInfo, DATA_NAME } from "../../../redux/action/loginInfoAction";
 import axios from "../../../util/httpUtil";
 
 function mapStateToProps(state) {
-  return {};
+  return state[DATA_NAME];
 }
 
 function mapDispatchToProps(dispatch) {
@@ -23,6 +24,7 @@ class Login extends Component {
       username: "",
       password: ""
     };
+    this.query = queryString.parse(window.location.search);
   }
 
   usernameInput = e => {
@@ -40,7 +42,11 @@ class Login extends Component {
       window.userInfo = res.userInfo;
       message.success("登录成功");
       this.props.updateLoginInfo(res.token, res.userInfo);
-      this.props.history.replace("/");
+      if (this.query.redirect) {
+        this.props.history.replace(decodeURIComponent(this.query.redirect));
+      } else {
+        this.props.history.replace("/");
+      }
     });
   };
 
diff --git a/front/src/redux/action/LoginInfoAction.js b/front/src/redux/action/LoginInfoAction.js
index 3682e2b..8462515 100644
--- a/front/src/redux/action/LoginInfoAction.js
+++ b/front/src/redux/action/LoginInfoAction.js
@@ -1,3 +1,7 @@
+// 定义登录信息在store中的名字
+export const DATA_NAME = "loginInfo";
+
+//定义修改loginInfo type
 export const CHANGE_LOGIN_INFO = "changeLoginStatus";
 
 export const changeLoginInfo = (token, userInfo) => {
diff --git a/front/src/redux/reducer/index.js b/front/src/redux/reducer/index.js
index 09f9f55..cd94578 100644
--- a/front/src/redux/reducer/index.js
+++ b/front/src/redux/reducer/index.js
@@ -1,8 +1,11 @@
 import { combineReducers } from "redux";
+import { DATA_NAME } from "../action/loginInfoAction";
 import loginInfo from "./loginInfo";
 
-const reducer = combineReducers({
-  loginInfo
-});
+const data = {};
+data[DATA_NAME] = loginInfo;
+
+
+const reducer = combineReducers(data);
 
 export default reducer;
diff --git a/front/src/redux/reducer/loginInfo.js b/front/src/redux/reducer/loginInfo.js
index e8f35bc..f54eec1 100644
--- a/front/src/redux/reducer/loginInfo.js
+++ b/front/src/redux/reducer/loginInfo.js
@@ -1,4 +1,4 @@
-import * as loginAction from "../action/LoginInfoAction";
+import * as loginAction from "../action/loginInfoAction";
 
 function getInitData() {
   let token, userInfo;
diff --git a/front/src/util/httpUtil.js b/front/src/util/httpUtil.js
index b3840e0..95d399a 100644
--- a/front/src/util/httpUtil.js
+++ b/front/src/util/httpUtil.js
@@ -23,12 +23,19 @@ instance.interceptors.response.use(
     } else {
       message = "出问题啦:" + error.response.status;
       description = JSON.stringify(error.response.data);
+      //401跳转到登录页面
     }
     notification.open({
       message,
       description,
       duration: 2
     });
+    setTimeout(() => {
+      if (error.response && error.response.status === 401) {
+        let redirect = encodeURIComponent(window.location.pathname + window.location.search);
+        window.location.replace("/public/login?redirect=" + redirect);
+      }
+    }, 1000);
     return Promise.reject(error);
   }
 );
diff --git a/front/yarn.lock b/front/yarn.lock
index 51df87a..1690370 100644
--- a/front/yarn.lock
+++ b/front/yarn.lock
@@ -8252,6 +8252,15 @@ qs@~6.5.2:
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"
   integrity sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==
 
+query-string@^6.8.1:
+  version "6.8.1"
+  resolved "https://registry.yarnpkg.com/query-string/-/query-string-6.8.1.tgz#62c54a7ef37d01b538c8fd56f95740c81d438a26"
+  integrity sha512-g6y0Lbq10a5pPQpjlFuojfMfV1Pd2Jw9h75ypiYPPia3Gcq2rgkKiIwbkS6JxH7c5f5u/B/sB+d13PU+g1eu4Q==
+  dependencies:
+    decode-uri-component "^0.2.0"
+    split-on-first "^1.0.0"
+    strict-uri-encode "^2.0.0"
+
 querystring-es3@^0.2.0:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/querystring-es3/-/querystring-es3-0.2.1.tgz#9ec61f79049875707d69414596fd907a4d711e73"
@@ -9781,6 +9790,11 @@ spdy@^4.0.0:
     select-hose "^2.0.0"
     spdy-transport "^3.0.0"
 
+split-on-first@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/split-on-first/-/split-on-first-1.1.0.tgz#f610afeee3b12bce1d0c30425e76398b78249a5f"
+  integrity sha512-43ZssAJaMusuKWL8sKUBQXHWOpq8d6CfN/u1p4gUzfJkM05C8rxTmYrkIPTXapZpORA6LkkzcUulJ8FqA7Uudw==
+
 split-string@^3.0.1, split-string@^3.0.2:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/split-string/-/split-string-3.1.0.tgz#7cb09dda3a86585705c64b39a6466038682e8fe2"
@@ -9875,6 +9889,11 @@ stream-shift@^1.0.0:
   resolved "https://registry.yarnpkg.com/stream-shift/-/stream-shift-1.0.0.tgz#d5c752825e5367e786f78e18e445ea223a155952"
   integrity sha1-1cdSgl5TZ+eG944Y5EXqIjoVWVI=
 
+strict-uri-encode@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/strict-uri-encode/-/strict-uri-encode-2.0.0.tgz#b9c7330c7042862f6b142dc274bbcc5866ce3546"
+  integrity sha1-ucczDHBChi9rFC3CdLvMWGbONUY=
+
 string-convert@^0.2.0:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/string-convert/-/string-convert-0.2.1.tgz#6982cc3049fbb4cd85f8b24568b9d9bf39eeff97"