114 lines
3.2 KiB
JavaScript
114 lines
3.2 KiB
JavaScript
'use strict';
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const express = require('express');
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const Error = require('http-errors');
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const compression = require('compression');
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const Auth = require('./auth');
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const Logger = require('./logger');
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const Config = require('./config');
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const Middleware = require('./middleware');
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const Cats = require('./status-cats');
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const Storage = require('./storage');
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module.exports = function(config_hash) {
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Logger.setup(config_hash.logs);
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const config = new Config(config_hash);
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const storage = new Storage(config);
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const auth = new Auth(config);
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const app = express();
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// run in production mode by default, just in case
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// it shouldn't make any difference anyway
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app.set('env', process.env.NODE_ENV || 'production');
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const error_reporting_middleware = function(req, res, next) {
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res.report_error = res.report_error || function(err) {
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if (err.status && err.status >= 400 && err.status < 600) {
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if (!res.headersSent) {
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res.status(err.status);
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next({error: err.message || 'unknown error'});
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}
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} else {
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Logger.logger.error( {err: err}
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, 'unexpected error: @{!err.message}\n@{err.stack}');
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if (!res.status || !res.send) {
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Logger.logger.error('this is an error in express.js, please report this');
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res.destroy();
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} else if (!res.headersSent) {
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res.status(500);
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next({error: 'internal server error'});
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} else {
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// socket should be already closed
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}
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}
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};
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next();
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};
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app.use(Middleware.log);
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app.use(error_reporting_middleware);
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app.use(function(req, res, next) {
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res.setHeader('X-Powered-By', config.user_agent);
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next();
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});
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app.use(Cats.middleware);
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app.use(compression());
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app.get('/favicon.ico', function(req, res, next) {
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req.url = '/-/static/favicon.png';
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next();
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});
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// hook for tests only
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if (config._debug) {
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app.get('/-/_debug', function(req, res, next) {
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let do_gc = typeof(global.gc) !== 'undefined';
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if (do_gc) {
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global.gc();
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}
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next({
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pid: process.pid,
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main: process.mainModule.filename,
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conf: config.self_path,
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mem: process.memoryUsage(),
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gc: do_gc,
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});
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});
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}
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app.use(require('./index-api')(config, auth, storage));
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if (config.web && config.web.enable === false) {
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app.get('/', function(req, res, next) {
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next( Error[404]('web interface is disabled in the config file') );
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});
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} else {
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app.use(require('./index-web')(config, auth, storage));
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}
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app.get('/*', function(req, res, next) {
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next( Error[404]('file not found') );
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});
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app.use(function(err, req, res, next) {
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if (Object.prototype.toString.call(err) !== '[object Error]') {
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return next(err);
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}
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if (err.code === 'ECONNABORT' && res.statusCode === 304) {
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return next();
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}
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if (typeof(res.report_error) !== 'function') {
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// in case of very early error this middleware may not be loaded before error is generated
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// fixing that
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error_reporting_middleware(req, res, function() {});
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}
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res.report_error(err);
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});
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app.use(Middleware.final);
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return app;
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};
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