add basic authentication

embark-ui/src/actions/index.js

@@ -13,6 +13,13 @@ function action(type, payload = {}) {
   return {type, ...payload};
 }
 
+export const AUTHENTICATE = createRequestTypes('AUTHENTICATE');
+export const authenticate = {
+  request: (token) => action(AUTHENTICATE[REQUEST], {token}),
+  success: () => action(AUTHENTICATE[SUCCESS]),
+  failure: (error) => action(AUTHENTICATE[FAILURE], {error})
+};
+
 export const ACCOUNTS = createRequestTypes('ACCOUNTS');
 export const accounts = {
   request: () => action(ACCOUNTS[REQUEST]),

embark-ui/src/containers/AppContainer.js

@@ -9,6 +9,7 @@ import routes from '../routes';
 
 import {
   initBlockHeader,
+  authenticate,
   processes as processesAction,
   versions as versionsAction,
   plugins as pluginsAction
@@ -16,6 +17,7 @@ import {
 
 class AppContainer extends Component {
   componentDidMount() {
+    this.props.authenticate('Test');
     this.props.initBlockHeader();
     this.props.fetchProcesses();
     this.props.fetchVersions();
@@ -34,6 +36,7 @@ class AppContainer extends Component {
 }
 
 AppContainer.propTypes = {
+  authenticate: PropTypes.func,
   initBlockHeader: PropTypes.func,
   fetchProcesses: PropTypes.func,
   fetchPlugins: PropTypes.func,
@@ -44,8 +47,8 @@ export default connect(
   null,
   {
     initBlockHeader,
+    authenticate: authenticate.request,
     fetchProcesses: processesAction.request,
-
     fetchVersions: versionsAction.request,
     fetchPlugins: pluginsAction.request
   },

embark-ui/src/sagas/index.js

@@ -39,6 +39,7 @@ export const fetchFile = doRequest.bind(null, actions.file, api.fetchFile);
 export const postFile = doRequest.bind(null, actions.saveFile, api.postFile);
 export const deleteFile = doRequest.bind(null, actions.removeFile, api.deleteFile);
 export const fetchEthGas = doRequest.bind(null, actions.gasOracle, api.getEthGasAPI);
+export const authenticate = doRequest.bind(null, actions.authenticate, api.authenticate);
 
 export const fetchCurrentFile = doRequest.bind(null, actions.currentFile, storage.fetchCurrentFile);
 export const postCurrentFile = doRequest.bind(null, actions.saveCurrentFile, storage.postCurrentFile);
@@ -170,6 +171,10 @@ export function *watchFetchEthGas() {
   yield takeEvery(actions.GAS_ORACLE[actions.REQUEST], fetchEthGas);
 }
 
+export function *watchAuthenticate() {
+  yield takeEvery(actions.AUTHENTICATE[actions.REQUEST], authenticate);
+}
+
 function createChannel(socket) {
   return eventChannel(emit => {
     socket.onmessage = ((message) => {
@@ -279,6 +284,7 @@ export default function *root() {
     fork(watchFetchCurrentFile),
     fork(watchPostCurrentFile),
     fork(watchFetchEthGas),
+    fork(watchAuthenticate),
     fork(watchListenGasOracle)
   ]);
 }

embark-ui/src/services/api.js

@@ -138,6 +138,10 @@ export function deleteFile(payload) {
   return destroy('/file', {params: payload});
 }
 
+export function authenticate(payload) {
+  return post('/authenticate', payload);
+}
+
 export function listenToChannel(channel) {
   return new WebSocket(`${constants.wsEndpoint}/communication/listenTo/${channel}`);
 }

lib/core/engine.js

@@ -230,6 +230,7 @@ class Engine {
 
   webServerService() {
     this.registerModule('webserver', {plugins: this.plugins});
+    this.registerModule('authenticator');
   }
 
   storageService(_options) {

lib/modules/authenticator/index.js

@@ -0,0 +1,30 @@
+const uuid = require('uuid/v1');
+
+class Authenticator {
+
+  constructor(embark, _options) {
+    this.authToken = uuid();
+
+
+    embark.events.on('outputDone', () => {
+      embark.logger.info(__('Access the web backend with the following url: %s',
+        ('http://localhost:8000/embark/' + this.authToken).underline));
+    });
+
+    embark.registerAPICall(
+      'post',
+      '/embark-api/authenticate',
+      (req, res) => {
+        if (req.body.token !== this.authToken) {
+          embark.logger.warn(__('Someone tried and failed to authenticate to the backend'));
+          embark.logger.warn(__('- User-Agent: %s', req.headers['user-agent']));
+          embark.logger.warn(__('- Referer: %s', req.headers.referer));
+          return res.status(403).send({error: __('Wrong authentication token')});
+        }
+        res.send();
+      }
+    );
+  }
+}
+
+module.exports = Authenticator;