mirror of
https://github.com/BobbyWibowo/lolisafe.git
synced 2024-12-13 16:06:21 +00:00
249 lines
8.5 KiB
JavaScript
249 lines
8.5 KiB
JavaScript
const config = require('./config')
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const api = require('./routes/api')
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const album = require('./routes/album')
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const nojs = require('./routes/nojs')
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const utils = require('./controllers/utilsController')
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const express = require('express')
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const bodyParser = require('body-parser')
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const clamd = require('clamdjs')
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const db = require('knex')(config.database)
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const fs = require('fs')
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const helmet = require('helmet')
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const nunjucks = require('nunjucks')
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const RateLimit = require('express-rate-limit')
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const readline = require('readline')
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const safe = express()
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// It appears to be best to catch these before doing anything else
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// Probably before require() too, especially require('knex')(db), but nevermind
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process.on('uncaughtException', error => {
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console.error('Uncaught Exception:', error)
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})
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process.on('unhandledRejection', error => {
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console.error('Unhandled Rejection (Promise):', error)
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})
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require('./database/db.js')(db)
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// Check and create missing directories
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fs.existsSync('./pages/custom') || fs.mkdirSync('./pages/custom')
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fs.existsSync(`./${config.logsFolder}`) || fs.mkdirSync(`./${config.logsFolder}`)
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fs.existsSync(`./${config.uploads.folder}`) || fs.mkdirSync(`./${config.uploads.folder}`)
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fs.existsSync(`./${config.uploads.folder}/chunks`) || fs.mkdirSync(`./${config.uploads.folder}/chunks`)
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fs.existsSync(`./${config.uploads.folder}/thumbs`) || fs.mkdirSync(`./${config.uploads.folder}/thumbs`)
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fs.existsSync(`./${config.uploads.folder}/zips`) || fs.mkdirSync(`./${config.uploads.folder}/zips`)
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safe.use(helmet())
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if (config.trustProxy) safe.set('trust proxy', 1)
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// https://mozilla.github.io/nunjucks/api.html#configure
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nunjucks.configure('views', {
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autoescape: true,
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express: safe,
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noCache: process.env.NODE_ENV === 'development'
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})
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safe.set('view engine', 'njk')
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safe.enable('view cache')
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const limiter = new RateLimit({ windowMs: 5000, max: 2 })
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safe.use('/api/login/', limiter)
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safe.use('/api/register/', limiter)
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safe.use(bodyParser.urlencoded({ extended: true }))
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safe.use(bodyParser.json())
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// safe.fiery.me-exclusive cache control
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if (config.cacheControl) {
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const cacheControls = {
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// max-age: 30 days
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default: 'public, max-age=2592000, must-revalidate, proxy-revalidate, immutable, stale-while-revalidate=86400, stale-if-error=604800',
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// s-max-age: 30 days (only cache in proxy server)
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// Obviously we have to purge proxy cache on every update
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proxyOnly: 'public, s-max-age=2592000, proxy-revalidate, immutable, stale-while-revalidate=86400, stale-if-error=604800',
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disable: 'no-store'
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}
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safe.use('/', (req, res, next) => {
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res.set('Cache-Control', cacheControls.proxyOnly)
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next()
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})
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const setHeaders = res => {
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res.set('Access-Control-Allow-Origin', '*')
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res.set('Cache-Control', cacheControls.default)
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}
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if (config.serveFilesWithNode)
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safe.use('/', express.static(config.uploads.folder, { setHeaders }))
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safe.use('/', express.static('./public', { setHeaders }))
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// Do NOT cache these dynamic routes
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safe.use(['/a', '/api', '/nojs'], (req, res, next) => {
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res.set('Cache-Control', cacheControls.disable)
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next()
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})
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// Cache these in proxy server though
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safe.use(['/api/check'], (req, res, next) => {
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res.set('Cache-Control', cacheControls.proxyOnly)
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next()
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})
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// Cache album ZIPs
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safe.use(['/api/album/zip'], (req, res, next) => {
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setHeaders(res)
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next()
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})
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} else {
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if (config.serveFilesWithNode)
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safe.use('/', express.static(config.uploads.folder))
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safe.use('/', express.static('./public'))
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}
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safe.use('/', album)
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safe.use('/', nojs)
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safe.use('/api', api)
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if (!Array.isArray(config.pages) || !config.pages.length) {
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console.error('config.pages is not an array or is an empty array. This won\'t do!')
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process.exit(1)
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}
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for (const page of config.pages)
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if (fs.existsSync(`./pages/custom/${page}.html`)) {
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safe.get(`/${page}`, (req, res, next) => res.sendFile(`${page}.html`, {
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root: './pages/custom/'
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}))
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} else if (page === 'home') {
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safe.get('/', (req, res, next) => res.render('home', {
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maxSize: config.uploads.maxSize,
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urlMaxSize: config.uploads.urlMaxSize,
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urlDisclaimerMessage: config.uploads.urlDisclaimerMessage,
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urlExtensionsFilterMode: config.uploads.urlExtensionsFilterMode,
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urlExtensionsFilter: config.uploads.urlExtensionsFilter,
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gitHash: safe.get('git-hash')
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}))
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} else if (page === 'faq') {
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const fileLength = config.uploads.fileLength
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safe.get('/faq', (req, res, next) => res.render('faq', {
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whitelist: config.extensionsFilterMode === 'whitelist',
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extensionsFilter: config.extensionsFilter,
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fileLength,
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tooShort: (fileLength.max - fileLength.default) > (fileLength.default - fileLength.min),
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noJsMaxSize: parseInt(config.cloudflare.noJsMaxSize) < parseInt(config.uploads.maxSize),
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chunkSize: config.uploads.chunkSize
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}))
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} else {
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safe.get(`/${page}`, (req, res, next) => res.render(page))
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}
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safe.use((req, res, next) => {
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res.status(404).sendFile(config.errorPages[404], { root: config.errorPages.rootDir })
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})
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safe.use((error, req, res, next) => {
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console.error(error)
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res.status(500).sendFile(config.errorPages[500], { root: config.errorPages.rootDir })
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})
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const start = async () => {
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if (config.showGitHash) {
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const gitHash = await new Promise((resolve, reject) => {
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require('child_process').exec('git rev-parse HEAD', (error, stdout) => {
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if (error) return reject(error)
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resolve(stdout.replace(/\n$/, ''))
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})
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}).catch(console.error)
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if (!gitHash) return
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console.log(`Git commit: ${gitHash}`)
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safe.set('git-hash', gitHash)
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}
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const scan = config.uploads.scan
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if (scan && scan.enabled) {
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const created = await new Promise(async (resolve, reject) => {
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if (!scan.ip || !scan.port)
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return reject(new Error('clamd IP or port is missing'))
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const ping = await clamd.ping(scan.ip, scan.port).catch(reject)
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if (!ping)
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return reject(new Error('Could not ping clamd'))
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const version = await clamd.version(scan.ip, scan.port).catch(reject)
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console.log(`${scan.ip}:${scan.port} ${version}`)
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const scanner = clamd.createScanner(scan.ip, scan.port)
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safe.set('clam-scanner', scanner)
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return resolve(true)
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}).catch(error => console.error(error.toString()))
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if (!created) return process.exit(1)
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}
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if (config.uploads.cacheFileIdentifiers) {
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// Cache tree of uploads directory
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process.stdout.write('Caching identifiers in uploads directory ...')
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const setSize = await new Promise((resolve, reject) => {
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const uploadsDir = `./${config.uploads.folder}`
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fs.readdir(uploadsDir, (error, names) => {
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if (error) return reject(error)
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const set = new Set()
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names.forEach(name => set.add(name.split('.')[0]))
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safe.set('uploads-set', set)
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resolve(set.size)
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})
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}).catch(error => console.error(error.toString()))
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if (!setSize) return process.exit(1)
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process.stdout.write(` ${setSize} OK!\n`)
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}
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safe.listen(config.port, async () => {
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console.log(`lolisafe started on port ${config.port}`)
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// safe.fiery.me-exclusive cache control
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if (config.cacheControl) {
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process.stdout.write('Cache control enabled. Purging Cloudflare\'s cache ...')
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const routes = config.pages.concat(['api/check'])
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const results = await utils.purgeCloudflareCache(routes)
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let errored = false
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let succeeded = 0
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for (const result of results) {
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if (result.errors.length) {
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if (!errored) {
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errored = true
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process.stdout.write(' ERROR!\n')
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}
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result.errors.forEach(error => console.log(`CF: ${error}`))
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continue
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}
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succeeded += result.files.length
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}
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if (!errored)
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process.stdout.write(` ${succeeded} OK!\n`)
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}
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// NODE_ENV=development yarn start
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if (process.env.NODE_ENV === 'development') {
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// Add readline interface to allow evaluating arbitrary JavaScript from console
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readline.createInterface({
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input: process.stdin,
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output: process.stdout,
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prompt: ''
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}).on('line', line => {
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try {
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if (line === '.exit') process.exit(0)
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// eslint-disable-next-line no-eval
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process.stdout.write(`${require('util').inspect(eval(line), { depth: 0 })}\n`)
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} catch (error) {
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console.error(error.toString())
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}
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}).on('SIGINT', () => {
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process.exit(0)
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})
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console.log('Development mode enabled (disabled nunjucks caching & enabled readline interface)')
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}
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})
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}
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start()
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