153 lines
4.1 KiB
JavaScript
153 lines
4.1 KiB
JavaScript
'use strict';
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var cluster = require('cluster');
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var id = cluster.worker.id.toString();
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var path = require('path');
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var vhostsdir = path.join(__dirname, 'vhosts');
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console.log('[Worker #' + id + '] online!');
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function init(info) {
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var promiseServer;
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var workerApp;
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function promiseApps() {
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var PromiseA = require('bluebird');
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if (workerApp) {
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return PromiseA.resolve(workerApp);
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}
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workerApp = promiseServer.then(function (secureServer) {
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//secureServer = _secureServer;
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console.log("#" + id + " Listening on https://localhost:" + secureServer.address().port, '\n');
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var app = require('express')();
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var apiHandler;
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var staticHandlers = {};
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app.use('/', function (req, res, next) {
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if (!/^\/api/.test(req.url)) {
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next();
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return;
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}
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if (apiHandler) {
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if (apiHandler.then) {
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apiHandler.then(function (app) {
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app(req, res, next);
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});
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return;
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}
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apiHandler(req, res, next);
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return;
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}
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apiHandler = require('./lib/vhost-server').create(info.securePort, vhostsdir).create(secureServer, app).then(function (app) {
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apiHandler = app;
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app(req, res, next);
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});
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});
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app.use('/', function (req, res, next) {
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if (/^\/api/.test(req.url)) {
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next();
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return;
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}
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// TODO block absolute urls for mounted apps?
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// i.e. referer daplie.com/connect requests daplie.com/scripts/blah -> daplie.com/connect/scripts ?
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var host = req.headers.host;
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var invalidHost = /(\.\.)|[\\:\/\s\|>\*<]/;
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if (!host || 'string' !== typeof host) {
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next();
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return;
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}
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host = host.toLowerCase();
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if (staticHandlers[host]) {
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if (staticHandlers[host].then) {
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staticHandlers[host].then(function () {
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staticHandlers[host](req, res, next);
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}, function (err) {
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res.send({
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error: {
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message: err.message
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, code: err.code
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}
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});
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});
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return;
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}
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staticHandlers[host](req, res, next);
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return;
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}
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staticHandlers[host] = PromiseA.resolve().then(function () {
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var fs = PromiseA.promisifyAll(require('fs'));
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// host can be spoofed by the user, so lets be safe
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// don't allow .. or / or whitespace
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// RFC says domains must start with a-zA-Z0-9 and follow with normal characters
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// HOWEVER, there are now Unicode character domains
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// punycode?
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//
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if (invalidHost.test(host)) {
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return PromiseA.reject({
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message: "invalid Host header"
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, code: "E_INVALID_HOST"
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});
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}
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return fs.readdirAsync(path.join(__dirname, 'sites-enabled')).then(function (nodes) {
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nodes.forEach(function (node) {
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if ('function' === typeof staticHandlers[host] && !staticHandlers[host].then) {
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return;
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}
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if (-1 === node.indexOf('.') || invalidHost.test(node)) {
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return;
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}
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console.log('vhost static');
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console.log(node);
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staticHandlers[node] = require('serve-static')(path.join(__dirname, 'sites-enabled', node));
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});
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console.log('vhost static final');
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console.log(host);
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console.log(staticHandlers[host]);
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if (staticHandlers[host]) {
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staticHandlers[host](req, res, next);
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} else {
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next();
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}
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return staticHandlers[host];
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});
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});
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});
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workerApp = app;
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return app;
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});
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return workerApp;
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}
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promiseServer = require('./lib/sni-server').create(info.certPaths, info.securePort, promiseApps);
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}
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process.on('message', function (msg) {
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if ('init' === msg.type) {
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init(msg);
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return;
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}
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console.log('[Worker] got unexpected message:');
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console.log(msg);
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});
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