145 lines
3.9 KiB
TypeScript
145 lines
3.9 KiB
TypeScript
import express from 'express';
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import bodyParser from 'body-parser';
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import compression from 'compression';
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import contentFilter from 'content-filter';
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import helmet from 'helmet';
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import cors from 'cors';
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import api from './api';
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import db from './db';
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import Mail from './helpers/mail';
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// Tell if server is running in debug or production environment
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console.info(process.env.NODE_ENV === 'production' ?
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'===== PRODUCTION =====' : process.env.NODE_ENV === 'test' ? '' :'===== DEVELOPMENT =====');
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// Mongodb connection
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db.connect();
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// Mail service
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Mail.init();
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// Create Express app
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const app = express();
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// Get port from environment, defaults to 3000
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const port = process.env.PORT || 3000;
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// Security headers
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const defaultHeaderConfig = {
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contentSecurityPolicy: {
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directives: {
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defaultSrc: [`'none'`],
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baseUri: [`'self'`],
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formAction: [`'none'`],
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frameAncestors: [`'none'`]
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}
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},
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frameguard: {
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action: 'deny'
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},
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permittedCrossDomainPolicies: true,
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refererPolicy: true
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};
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app.use(helmet(defaultHeaderConfig));
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// Special CSP header for api-doc
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app.use('/api-doc', helmet.contentSecurityPolicy({
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...defaultHeaderConfig,
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directives: {
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defaultSrc: [`'none'`],
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scriptSrc: [`'self'`],
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connectSrc: [`'self'`],
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styleSrc: [`'self'`, `'unsafe-inline'`],
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imgSrc: [`'self'`, 'data:']
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}
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}));
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// Special CSP header for the intro-presentation
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app.use(/\/static\/intro-presentation\/(index.html)?/, helmet.contentSecurityPolicy({
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...defaultHeaderConfig,
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directives: {
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defaultSrc: [`'none'`],
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scriptSrc: [`'self'`, `'unsafe-inline'`],
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styleSrc: [`'self'`, `'unsafe-inline'`],
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imgSrc: [`'self'`]
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}
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}));
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// Special CSP header for the bosch-logo.svg
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app.use('/static/*.svg', helmet.contentSecurityPolicy({
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...defaultHeaderConfig,
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directives: {
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styleSrc: [`'unsafe-inline'`]
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}
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}));
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// Middleware
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app.use(compression()); // Compress responses
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app.use(express.json({ limit: '5mb'}));
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app.use(express.urlencoded({ extended: false, limit: '5mb' }));
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app.use(bodyParser.json());
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app.use(contentFilter({
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urlBlackList: ['$', '&&', '||'],
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bodyBlackList: ['$', '{', '&&', '||'],
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appendFound: true
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})); // Filter URL query attacks
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app.use((err, req, res, ignore) => { // BodyParser error handling
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res.status(400).send({status: 'Invalid JSON body'});
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});
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app.use((req, res, next) => { // No database connection error
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if (db.getState().db) {
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next();
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}
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else {
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console.error('No database connection');
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res.status(500).send({status: 'Internal server error'});
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}
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});
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app.use(cors()); // CORS headers
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app.use(require('./helpers/authorize')); // Handle authentication
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// Redirect /api routes for Angular proxy in development
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if (process.env.NODE_ENV !== 'production') {
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app.use('/api/:url([^]+)', (req, res) => {
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if (/help\//.test(req.params.url)) { // Encode URI again for help route
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req.params.url = 'help/' + encodeURIComponent(req.params.url.replace('help/', ''));
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}
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req.url = '/' + req.params.url;
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app.handle(req, res);
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});
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}
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// Require routes
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app.use('/', require('./routes/help'));
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app.use('/', require('./routes/material'));
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app.use('/', require('./routes/measurement'));
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app.use('/', require('./routes/model'));
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app.use('/', require('./routes/prediction'));
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app.use('/', require('./routes/root'));
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app.use('/', require('./routes/sample'));
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app.use('/', require('./routes/template'));
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app.use('/', require('./routes/user'));
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// Static files
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app.use('/static', express.static('static'));
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// Swagger UI
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app.use('/api-doc', api());
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app.use((req, res) => { // 404 error handling
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res.status(404).json({status: 'Not found'});
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});
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app.use((err, req, res, ignore) => { // Internal server error handling
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console.error(err);
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res.status(500).json({status: 'Internal server error'});
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});
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// Hook up server to port
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const server = app.listen(port, () => {
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console.info(process.env.NODE_ENV === 'test' ? '' : `Listening on http://localhost:${port}`);
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});
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module.exports = server;
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