More specific access control headers to support cross origin Authorization

Pretty sign in page
Verify existing JWT on application mount

interface/.env.development

@@ -1 +1 @@
-REACT_APP_ENDPOINT_ROOT=http://192.168.0.4/rest/
+REACT_APP_ENDPOINT_ROOT=http://192.168.0.16/rest/

interface/src/authentication/Authentication.js

@@ -29,11 +29,13 @@ export function fetchLoginRedirect() {
 /**
  * Wraps the normal fetch routene with one with provides the access token if present.
  */
-export function secureFetch(url, params) {
-  if (localStorage.getItem(ACCESS_TOKEN)) {
+export function authorizedFetch(url, params) {
+  const accessToken = localStorage.getItem(ACCESS_TOKEN);
+  if (accessToken) {
     params = params || {};
-    params.headers = params.headers || new Headers();
-    params.headers.Authorization = 'Bearer ' + localStorage.getItem(ACCESS_TOKEN)
+    params.credentials = 'include';
+    params.headers = params.headers || {};
+    params.headers.Authorization = 'Bearer ' + accessToken;
   }
   return fetch(url, params);
 }
@@ -41,9 +43,9 @@ export function secureFetch(url, params) {
 /**
  * Wraps the normal fetch routene which redirects on 401 response.
  */
-export function redirectingSecureFetch(url, params) {
+export function redirectingAuthorizedFetch(url, params) {
   return new Promise(function (resolve, reject) {
-    secureFetch(url, params).then(response => {
+    authorizedFetch(url, params).then(response => {
       if (response.status === 401) {
         history.go("/");        
       } else {

interface/src/authentication/AuthenticationWrapper.js

@@ -1,10 +1,27 @@
 import * as React from 'react';
 import history from '../history'
 import { withNotifier } from '../components/SnackbarNotification';
-
-import { ACCESS_TOKEN } from './Authentication';
+import { VERIFY_AUTHORIZATION_ENDPOINT } from '../constants/Endpoints';
+import { ACCESS_TOKEN, authorizedFetch } from './Authentication';
 import { AuthenticationContext } from './Context';
 import jwtDecode from 'jwt-decode';
+import CircularProgress from '@material-ui/core/CircularProgress';
+import Typography from '@material-ui/core/Typography';
+import { withStyles } from '@material-ui/core/styles';
+
+const styles = theme => ({
+  loadingPanel: {
+    padding: theme.spacing.unit * 2,
+    display: "flex",
+    alignItems: "center",
+    justifyContent: "center",
+    height: "100vh",
+    flexDirection: "column"
+  },
+  progress: {
+    margin: theme.spacing.unit * 4,
+  }
+});
 
 class AuthenticationWrapper extends React.Component {
 
@@ -44,23 +61,30 @@ class AuthenticationWrapper extends React.Component {
   }
 
   renderContentLoading() {
+    const { classes } = this.props;
     return (
-      <div>THIS IS WHERE THE LOADING MESSAGE GOES</div>
+      <div className={classes.loadingPanel}>
+        <CircularProgress className={classes.progress} size={100} />
+        <Typography variant="h4" >
+          Loading...
+        </Typography>
+      </div>
     );
   }
 
   refresh() {
     var accessToken = localStorage.getItem(ACCESS_TOKEN);
     if (accessToken) {
-      try {
-        this.setState({ initialized: true, context: { ...this.state.context, jwt: jwtDecode(accessToken) } });
-      } catch (err) {
-        localStorage.removeItem(ACCESS_TOKEN);
-        this.props.raiseNotification("Please log in again.");
-        history.push('/');
-      }
+      authorizedFetch(VERIFY_AUTHORIZATION_ENDPOINT)
+        .then(response => {
+          const jwt = response.status === 200 ? jwtDecode(accessToken) : undefined;
+          this.setState({ initialized: true, context: { ...this.state.context, jwt } });
+        }).catch(error => {
+          this.setState({ initialized: true, context: { ...this.state.context, jwt: undefined } });
+          this.props.raiseNotification("Error verifying authorization: " + error.message);
+        });
     } else {
-      this.setState({ initialized: true });
+      this.setState({ initialized: true, context: { ...this.state.context, jwt: undefined } });
     }
   }
 
@@ -69,8 +93,8 @@ class AuthenticationWrapper extends React.Component {
       this.setState({ context: { ...this.state.context, jwt: jwtDecode(accessToken) } });
       localStorage.setItem(ACCESS_TOKEN, accessToken);
     } catch (err) {
-      this.props.raiseNotification("JWT did not parse.");
-      history.push('/');
+      this.setState({ initialized: true, context: { ...this.state.context, jwt: undefined } });
+      this.props.raiseNotification("Failed to parse JWT " + err.message);
     }
   }
 
@@ -79,7 +103,7 @@ class AuthenticationWrapper extends React.Component {
     this.setState({
       context: {
         ...this.state.context,
-        me: undefined
+        jwt: undefined
       }
     });
     this.props.raiseNotification("You have signed out.");
@@ -88,4 +112,4 @@ class AuthenticationWrapper extends React.Component {
 
 }
 
-export default withNotifier(AuthenticationWrapper)
+export default withStyles(styles)(withNotifier(AuthenticationWrapper))

interface/src/components/SnackbarNotification.js

@@ -54,7 +54,7 @@ class SnackbarNotification extends React.Component {
           open={this.state.open}
           autoHideDuration={6000}
           onClose={this.handleClose}
-          SnackbarContentProps={{
+          ContentProps={{
             'aria-describedby': 'message-id',
           }}
           message={<span id="message-id">{this.state.message}</span>}

interface/src/constants/Endpoints.js

@@ -10,3 +10,4 @@ export const WIFI_SETTINGS_ENDPOINT = ENDPOINT_ROOT + "wifiSettings";
 export const WIFI_STATUS_ENDPOINT = ENDPOINT_ROOT + "wifiStatus";
 export const OTA_SETTINGS_ENDPOINT = ENDPOINT_ROOT + "otaSettings";
 export const SIGN_IN_ENDPOINT = ENDPOINT_ROOT + "signIn";
+export const VERIFY_AUTHORIZATION_ENDPOINT = ENDPOINT_ROOT + "verifyAuthorization";

interface/src/containers/SignInPage.js

@@ -1,5 +1,4 @@
 import React, { Component } from 'react';
-
 import { withStyles } from '@material-ui/core/styles';
 import { TextValidator, ValidatorForm } from 'react-material-ui-form-validator';
 import Paper from '@material-ui/core/Paper';
@@ -10,33 +9,32 @@ import ForwardIcon from '@material-ui/icons/Forward';
 import { withNotifier } from '../components/SnackbarNotification';
 import { SIGN_IN_ENDPOINT } from '../constants/Endpoints';
 import { withAuthenticationContext } from '../authentication/Context';
+import PasswordValidator from '../components/PasswordValidator';
 
-const styles = theme => ({
+const styles = theme => {
+  return {
     loginPage: {
-    padding: theme.spacing.unit * 2,
+      display: "flex",
       height: "100vh",
-    display: "flex"
+      margin: "auto",
+      padding: theme.spacing.unit * 2,
+      justifyContent: "center",
+      flexDirection: "column",
+      maxWidth: theme.breakpoints.values.sm
     },
     loginPanel: {
-    margin: "auto",
+      textAlign: "center",
       padding: theme.spacing.unit * 2,
       paddingTop: "200px",
       backgroundImage: 'url("/app/icon.png")',
       backgroundRepeat: "no-repeat",
       backgroundPosition: "50% " + theme.spacing.unit * 2 + "px",
       backgroundSize: "auto 150px",
-    textAlign: "center"
+      width: "100%"
     },
     extendedIcon: {
       marginRight: theme.spacing.unit,
     },
-  loadingSettings: {
-    margin: theme.spacing.unit,
-  },
-  loadingSettingsDetails: {
-    margin: theme.spacing.unit * 4,
-    textAlign: "center"
-  },
     textField: {
       width: "100%"
     },
@@ -44,7 +42,9 @@ const styles = theme => ({
       marginRight: theme.spacing.unit * 2,
       marginTop: theme.spacing.unit * 2,
     }
-});
+  }
+}
+ 
 
 class LoginPage extends Component {
 
@@ -53,7 +53,7 @@ class LoginPage extends Component {
     this.state = {
       username: '',
       password: '',
-      fetched: false
+      processing: false
     };
   }
 
@@ -64,7 +64,7 @@ class LoginPage extends Component {
   onSubmit = () => {
     const { username, password } = this.state;
     const { authenticationContext } = this.props;
-    this.setState({ fetched: false });
+    this.setState({ processing: true });
     fetch(SIGN_IN_ENDPOINT, {
       method: 'POST',
       body: JSON.stringify({ username, password }),
@@ -76,21 +76,22 @@ class LoginPage extends Component {
         if (response.status === 200) {
           return response.json();
         } else if (response.status === 401) {
-          throw Error("Login details invalid!");
+          throw Error("Invalid login details.");
         } else {
           throw Error("Invalid status code: " + response.status);
         }
-      }).then(json =>{
+      }).then(json => {
         authenticationContext.signIn(json.access_token);
+        this.setState({ processing: false });
       })
       .catch(error => {
         this.props.raiseNotification(error.message);
-        this.setState({ fetched: true });
+        this.setState({ processing: false });
       });
   };
 
   render() {
-    const { username, password } = this.state;
+    const { username, password, processing } = this.state;
     const { classes } = this.props;
     return (
       <div className={classes.loginPage}>
@@ -98,6 +99,7 @@ class LoginPage extends Component {
           <Typography variant="h4">{APP_NAME}</Typography>
           <ValidatorForm onSubmit={this.onSubmit}>
             <TextValidator
+              disabled={processing}
               validators={['required']}
               errorMessages={['Username is required']}
               name="username"
@@ -107,7 +109,8 @@ class LoginPage extends Component {
               onChange={this.handleValueChange('username')}
               margin="normal"
             />
-            <TextValidator
+            <PasswordValidator
+              disabled={processing}
               validators={['required']}
               errorMessages={['Password is required']}
               name="password"
@@ -117,7 +120,7 @@ class LoginPage extends Component {
               onChange={this.handleValueChange('password')}
               margin="normal"
             />
-            <Fab variant="extended" color="primary" className={classes.button} type="submit">
+            <Fab variant="extended" color="primary" className={classes.button} type="submit" disabled={processing}>
               <ForwardIcon className={classes.extendedIcon} />
               Sign In
             </Fab>

platformio.ini

@@ -19,7 +19,8 @@ monitor_speed = 115200
 
 build_flags=
   -D NO_GLOBAL_ARDUINOOTA
-; -D ENABLE_CORS
+  -D ENABLE_CORS
+  -D CORS_ORIGIN=\"http://localhost:3000\"
 lib_deps =
   NtpClientLib@>=2.5.1,<3.0.0
   ArduinoJson@>=6.0.0,<7.0.0

src/main.cpp

@@ -77,8 +77,9 @@ void setup() {
 
     // Disable CORS if required
     #if defined(ENABLE_CORS)
-    DefaultHeaders::Instance().addHeader("Access-Control-Allow-Origin", "*");
-    DefaultHeaders::Instance().addHeader("Access-Control-Allow-Headers", "*");
+    DefaultHeaders::Instance().addHeader("Access-Control-Allow-Origin", CORS_ORIGIN);
+    DefaultHeaders::Instance().addHeader("Access-Control-Allow-Headers", "Accept, Content-Type, Authorization");
+    DefaultHeaders::Instance().addHeader("Access-Control-Allow-Credentials", "true");
     #endif
 
     server.begin();