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server.js
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server.js
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const path = require('path');
const express = require('express');
const crypto = require('crypto');
require('dotenv').config()
/*
Server
*/
const app = express();
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'pug');
app.locals.basedir = path.join(__dirname, 'views');
app.set('view options', {
debug: false,
compileDebug: false
})
app.use('/', express.static(path.join(__dirname, 'public')));
/* interfaces */
const http = require('http').Server(app);
http.listen(process.env.SERVER_LISTEN, () => {
console.log('Server raised on', process.env.SERVER_LISTEN);
});
const mysql = require('mysql');
const mysql_pool = mysql.createPool({
"host": process.env.DATABASE_HOST,
"user": process.env.DATABASE_USER,
"password": process.env.DATABASE_PASSWORD,
"database": process.env.DATABASE_DATABASE,
"connectionLimit": process.env.DATABASE_CONNECTIONLIMIT,
"charset": process.env.DATABASE_CHARSET
});
const { createClient } = require("redis");
const redis_client = createClient();
redis_client.on('error', (err) => {
console.error('REDIS Error', err);
});
redis_client.connect();
/*
Generate a random string at start up
To secure sessions with
This means when the server restarts, it'll generate a new string
And log everyone out
*/
var secret = crypto.randomBytes(64).toString('hex');
/* Session */
const session = require('express-session');
const RedisStore = require('connect-redis')(session);
// Usually you'll put the node process
// behind a proxy such as nginx
// so that proxy will handle the SSL Certs
// trust proxy will tell the session handler to trust the SSL ness of the cookie
// see also https://expressjs.com/en/guide/behind-proxies.html
// for other options you may want to use something more specific than a true
app.set('trust proxy', 1);
app.disable('x-powered-by');
// security see https://expressjs.com/en/advanced/best-practice-security.html
let sessionRedis = createClient({ legacyMode: true })
sessionRedis.connect().catch(console.error)
app.use(session({
name: 'barryssuperdiscord',
store: new RedisStore({
client: sessionRedis
}),
secret,
resave: true,
saveUninitialized: true,
cookie: {
secure: true,
httpOnly: true,
domain: process.env.SERVER_DOMAIN
},
rolling: true
}));
/* more sec sutff */
const helmet = require('helmet');
/* https://securityheaders.com/ */
app.use(helmet({
contentSecurityPolicy: {
directives: {
defaultSrc: ["'self'"],
defaultSrc: ["'self'"],
styleSrc: ["'self'"],
scriptSrc: ["'self'"],
objectSrc: ["'self'"],
imgSrc: ["'self' https: data:"]
}
},
referrerPolicy: { policy: 'same-origin' },
featurePolicy: {}
}));
/*
Generic Error logger
*/
app.use((err, req, res, next) => {
//console.log('in here');
if (err) {
console.log(err);
}
next(err);
});
/*
register some pug globals
*/
app.use((req, res, next) => {
if (req.hostname != process.env.SERVER_DOMAIN) {
res.redirect(`https://${process.env.SERVER_DOMAIN}${req.originalUrl}`);
return;
}
res.locals.twitch_client_id = process.env.TWITCH_CLIENT_ID;
if (req.session.error) {
res.locals.error = req.session.error;
delete req.session.error;
console.log('Captured error', res.locals.error);
}
if (req.session.success) {
res.locals.success = req.session.success;
delete req.session.success;
}
res.locals.session = req.session;
next();
});
/*
Logout super important
*/
app.get('/logout', (req,res) => {
req.session.destroy();
res.redirect('/');
});
app.get('/privacy', (req,res) => {
res.render('privacy');
});
// modules
var twitch = require(path.join(__dirname, 'modules', 'twitch'))({ mysql_pool, redis_client });
var eventsub = require(path.join(__dirname, 'modules', 'eventsub'))({ mysql_pool, twitch });
var discord = require(path.join(__dirname, 'modules', 'discord'))({ mysql_pool, twitch });
// routes
app.use('/eventsub/', require(path.join(__dirname, 'routes', 'eventsub'))({ mysql_pool, eventsub, redis_client }));
app.use('/login/', require(path.join(__dirname, 'routes', 'login'))({ mysql_pool }));
app.use('/admin/', require(path.join(__dirname, 'routes', 'admin'))({ mysql_pool, eventsub, discord }));
// backup route
app.get('/', (req,res) => {
res.render('home');
});