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wiki/server.js

231 lines
6.4 KiB

// ===========================================
// REQUARKS WIKI
// 1.0.0
// Licensed under AGPLv3
// ===========================================
global.ROOTPATH = __dirname;
global.PROCNAME = 'SERVER';
// ----------------------------------------
// Load Winston
// ----------------------------------------
var _isDebug = process.env.NODE_ENV === 'development';
global.winston = require('./lib/winston')(_isDebug);
winston.info('[SERVER] Requarks Wiki is initializing...');
// ----------------------------------------
// Load global modules
// ----------------------------------------
var appconfig = require('./models/config')('./config.yml');
global.lcdata = require('./models/localdata').init(appconfig, 'server');
global.db = require('./models/db')(appconfig);
global.git = require('./models/git').init(appconfig, false);
global.entries = require('./models/entries').init(appconfig);
global.mark = require('./models/markdown');
// ----------------------------------------
// Load modules
// ----------------------------------------
var _ = require('lodash');
var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var session = require('express-session');
var lokiStore = require('connect-loki')(session);
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var flash = require('connect-flash');
var compression = require('compression');
var passport = require('passport');
var autoload = require('auto-load');
var expressValidator = require('express-validator');
var http = require('http');
global.lang = require('i18next');
var i18next_backend = require('i18next-node-fs-backend');
var i18next_mw = require('i18next-express-middleware');
var mw = autoload(path.join(ROOTPATH, '/middlewares'));
var ctrl = autoload(path.join(ROOTPATH, '/controllers'));
// ----------------------------------------
// Define Express App
// ----------------------------------------
global.app = express();
// ----------------------------------------
// Security
// ----------------------------------------
app.use(mw.security);
// ----------------------------------------
// Passport Authentication
// ----------------------------------------
var strategy = require('./models/auth')(passport, appconfig);
app.use(cookieParser());
app.use(session({
name: 'requarkswiki.sid',
store: new lokiStore({ path: path.join(appconfig.datadir.db, 'sessions.db') }),
secret: appconfig.sessionSecret,
resave: false,
saveUninitialized: false
}));
app.use(flash());
app.use(passport.initialize());
app.use(passport.session());
// ----------------------------------------
// Localization Engine
// ----------------------------------------
lang
.use(i18next_backend)
.use(i18next_mw.LanguageDetector)
.init({
load: 'languageOnly',
ns: ['common'],
defaultNS: 'common',
saveMissing: false,
supportedLngs: ['en', 'fr'],
preload: ['en', 'fr'],
fallbackLng : 'en',
backend: {
loadPath: './locales/{{lng}}/{{ns}}.json'
}
});
// ----------------------------------------
// View Engine Setup
// ----------------------------------------
app.use(compression());
app.use(i18next_mw.handle(lang));
app.set('views', path.join(ROOTPATH, 'views'));
app.set('view engine', 'pug');
app.use(favicon(path.join(ROOTPATH, 'assets', 'favicon.ico')));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(expressValidator());
// ----------------------------------------
// Public Assets
// ----------------------------------------
app.use(express.static(path.join(ROOTPATH, 'assets')));
// ----------------------------------------
// View accessible data
// ----------------------------------------
app.locals._ = require('lodash');
app.locals.moment = require('moment');
app.locals.appconfig = appconfig;
app.use(mw.flash);
// ----------------------------------------
// Controllers
// ----------------------------------------
app.use('/', ctrl.auth);
app.use('/uploads', ctrl.uploads);
app.use('/admin', mw.auth, ctrl.admin);
app.use('/', ctrl.pages);
// ----------------------------------------
// Error handling
// ----------------------------------------
// catch 404 and forward to error handler
app.use(function(req, res, next) {
var err = new Error('Not Found');
err.status = 404;
next(err);
});
// error handlers
app.use(function(err, req, res, next) {
res.status(err.status || 500);
res.render('error', {
message: err.message,
error: _isDebug ? err : {}
});
});
// ----------------------------------------
// Start HTTP server
// ----------------------------------------
winston.info('[SERVER] Starting HTTP server on port ' + appconfig.port + '...');
app.set('port', appconfig.port);
var server = http.createServer(app);
server.listen(appconfig.port);
server.on('error', (error) => {
if (error.syscall !== 'listen') {
throw error;
}
// handle specific listen errors with friendly messages
switch (error.code) {
case 'EACCES':
console.error('Listening on port ' + appconfig.port + ' requires elevated privileges!');
process.exit(1);
break;
case 'EADDRINUSE':
console.error('Port ' + appconfig.port + ' is already in use!');
process.exit(1);
break;
default:
throw error;
}
});
server.on('listening', () => {
winston.info('[SERVER] HTTP server started successfully! [RUNNING]');
});
// ----------------------------------------
// Start child processes
// ----------------------------------------
var fork = require('child_process').fork,
libInternalAuth = require('./lib/internalAuth');
global.WSInternalKey = libInternalAuth.generateKey();
var wsSrv = fork('ws-server.js', [WSInternalKey]),
bgAgent = fork('agent.js', [WSInternalKey]);
process.on('exit', (code) => {
wsSrv.disconnect();
bgAgent.disconnect();
});
// ----------------------------------------
// Connect to local WebSocket server
// ----------------------------------------
var wsClient = require('socket.io-client');
global.ws = wsClient('http://localhost:' + appconfig.wsPort, { reconnectionAttempts: 10 });
ws.on('connect', function () {
winston.info('[SERVER] Connected to WebSocket server successfully!');
});
ws.on('connect_error', function () {
winston.warn('[SERVER] Unable to connect to WebSocket server! Retrying...');
});
ws.on('reconnect_failed', function () {
winston.error('[SERVER] Failed to reconnect to WebSocket server too many times! Stopping...');
process.exit(1);
});