server.js

   1 #!/usr/bin/env node
   2
   3 'use strict';
   4
   5 var express = require('express'),
   6     morgan = require('morgan'),
   7     path = require('path'),
   8     fs = require('fs'),
   9     compression = require('compression'),
  10     session = require('express-session'),
  11     bodyParser = require('body-parser'),
  12     cookieParser = require('cookie-parser'),
  13     lastMile = require('connect-lastmile'),
  14     HttpError = require('connect-lastmile').HttpError,
  15     HttpSuccess = require('connect-lastmile').HttpSuccess,
  16     multipart = require('./src/multipart'),
  17     mkdirp = require('mkdirp'),
  18     auth = require('./src/auth.js'),
  19     serveIndex = require('serve-index'),
  20     webdav = require('webdav-server').v2,
  21     files = require('./src/files.js')(path.resolve(__dirname, process.argv[2] || 'files'));
  22
  23
  24 const ROOT_FOLDER = path.resolve(__dirname, process.argv[2] || 'files');
  25 const CONFIG_FILE = path.resolve(__dirname, process.argv[3] || '.config.json');
  26
  27 // Ensure the root folder exists
  28 mkdirp.sync(ROOT_FOLDER);
  29
  30 var config = {
  31     folderListingEnabled: false
  32 };
  33
  34 function getSettings(req, res, next) {
  35     res.send({ folderListingEnabled: !!config.folderListingEnabled });
  36 }
  37
  38 function setSettings(req, res, next) {
  39     if (typeof req.body.folderListingEnabled === 'undefined') return next(new HttpError(400, 'missing folderListingEnabled boolean'));
  40
  41     config.folderListingEnabled = !!req.body.folderListingEnabled;
  42
  43     fs.writeFile(CONFIG_FILE, JSON.stringify(config), function (error) {
  44         if (error) return next(new HttpError(500, 'unable to save settings'));
  45
  46         next(new HttpSuccess(201, {}));
  47     });
  48 }
  49
  50 // Load the config file
  51 try {
  52     console.log(`Using config file: ${CONFIG_FILE}`);
  53     config = require(CONFIG_FILE);
  54 } catch (e) {
  55     if (e.code === 'MODULE_NOT_FOUND') console.log(`Config file ${CONFIG_FILE} not found`);
  56     else console.log(`Cannot load config file ${CONFIG_FILE}`, e);
  57 }
  58
  59 if (typeof config.folderListingEnabled === 'undefined') config.folderListingEnabled = true;
  60
  61 // Setup the express server and routes
  62 var app = express();
  63 var router = new express.Router();
  64
  65 var webdavServer = new webdav.WebDAVServer({
  66     requireAuthentification: true,
  67     httpAuthentication: new webdav.HTTPBasicAuthentication(new auth.WebdavUserManager(), 'Cloudron Surfer')
  68 });
  69
  70 webdavServer.setFileSystem('/', new webdav.PhysicalFileSystem(ROOT_FOLDER), function (success) {
  71     console.log(`Mounting ${ROOT_FOLDER} as webdav resource`, success);
  72 });
  73
  74 var multipart = multipart({ maxFieldsSize: 2 * 1024, limit: '512mb', timeout: 3 * 60 * 1000 });
  75
  76 router.post  ('/api/login', auth.login);
  77 router.post  ('/api/logout', auth.verify, auth.logout);
  78 router.get   ('/api/settings', auth.verify, getSettings);
  79 router.put   ('/api/settings', auth.verify, setSettings);
  80 router.get   ('/api/tokens', auth.verify, auth.getTokens);
  81 router.post  ('/api/tokens', auth.verify, auth.createToken);
  82 router.delete('/api/tokens/:token', auth.verify, auth.delToken);
  83 router.get   ('/api/profile', auth.verify, auth.getProfile);
  84 router.get   ('/api/files/*', auth.verify, files.get);
  85 router.post  ('/api/files/*', auth.verify, multipart, files.post);
  86 router.put   ('/api/files/*', auth.verify, files.put);
  87 router.delete('/api/files/*', auth.verify, files.del);
  88
  89 app.use('/api/healthcheck', function (req, res) { res.status(200).send(); });
  90 app.use(morgan('dev'));
  91 app.use(compression());
  92 app.use('/api', bodyParser.json());
  93 app.use('/api', bodyParser.urlencoded({ extended: false, limit: '100mb' }));
  94 app.use('/api', cookieParser());
  95 app.use('/api', session({ secret: 'surfin surfin', resave: false, saveUninitialized: false }));
  96 app.use(router);
  97 app.use(webdav.extensions.express('/_webdav', webdavServer));
  98 app.use('/_admin', express.static(__dirname + '/frontend'));
  99 app.use('/', express.static(ROOT_FOLDER));
 100 app.use('/', function welcomePage(req, res, next) {
 101     if (config.folderListingEnabled || req.path !== '/') return next();
 102     res.status(200).sendFile(path.join(__dirname, '/frontend/welcome.html'));
 103 });
 104 app.use('/', function (req, res, next) {
 105     if (config.folderListingEnabled) return next();
 106     res.status(404).sendFile(__dirname + '/frontend/404.html');
 107 });
 108 app.use('/', serveIndex(ROOT_FOLDER, { icons: true }));
 109 app.use(lastMile());
 110
 111 var server = app.listen(3000, function () {
 112     var host = server.address().address;
 113     var port = server.address().port;
 114
 115     console.log('Surfer listening on http://%s:%s', host, port);
 116     console.log('Using base path', ROOT_FOLDER);
 117 });