334 lines
10 KiB
JavaScript
Executable File
334 lines
10 KiB
JavaScript
Executable File
#!/usr/bin/env node
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(function () {
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'use strict';
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var pkg = require('../package.json');
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var argv = process.argv.slice(2);
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var telebitd = require('../');
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var Greenlock = require('greenlock');
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var confIndex = argv.indexOf('--config');
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var confpath;
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if (-1 === confIndex) {
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confIndex = argv.indexOf('-c');
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}
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confpath = argv[confIndex + 1];
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function help() {
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console.info('');
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console.info('Usage:');
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console.info('');
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console.info('\ttelebitd --config <path>');
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console.info('');
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console.info('Example:');
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console.info('');
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console.info('\ttelebitd --config /etc/telebit/telebitd.yml');
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console.info('');
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console.info('Config:');
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console.info('');
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console.info('\tSee https://git.coolaj86.com/coolaj86/telebitd.js');
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console.info('');
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console.info('');
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process.exit(0);
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}
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if (-1 === confIndex || -1 !== argv.indexOf('-h') || -1 !== argv.indexOf('--help')) {
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help();
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}
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if (!confpath || /^--/.test(confpath)) {
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help();
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}
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function applyConfig(config) {
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var state = { defaults: {}, ports: [ 80, 443 ], tcp: {} };
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if ('undefined' !== typeof Promise) {
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state.Promise = Promise;
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} else {
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state.Promise = require('bluebird');
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}
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state.tlsOptions = {}; // TODO just close the sockets that would use this early? or use the admin servername
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state.config = config;
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state.servernames = config.servernames || [];
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state.secret = state.config.secret;
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if (!state.secret) {
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state.secret = require('crypto').randomBytes(16).toString('hex');
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console.info("");
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console.info("Secret for this session:");
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console.info("");
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console.info("\t" + state.secret);
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console.info("");
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console.info("");
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}
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if (!state.config.greenlock) {
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state.config.greenlock = {};
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}
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if (!state.config.greenlock.configDir) {
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state.config.greenlock.configDir = require('os').homedir() + require('path').sep + 'acme';
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}
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function approveDomains(opts, certs, cb) {
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if (state.debug) { console.log('[debug] approveDomains', opts.domains); }
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// This is where you check your database and associated
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// email addresses with domains and agreements and such
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// The domains being approved for the first time are listed in opts.domains
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// Certs being renewed are listed in certs.altnames
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if (certs) {
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opts.domains = certs.altnames;
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cb(null, { options: opts, certs: certs });
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return;
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}
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if (!state.validHosts) { state.validHosts = {}; }
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if (!state.validHosts[opts.domains[0]] && state.config.vhost) {
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if (state.debug) { console.log('[sni] vhost checking is turned on'); }
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var vhost = state.config.vhost.replace(/:hostname/, opts.domains[0]);
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require('fs').readdir(vhost, function (err, nodes) {
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if (state.debug) { console.log('[sni] checking fs vhost', opts.domains[0], !err); }
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if (err) { check(); return; }
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if (nodes) { approve(); }
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});
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return;
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}
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function approve() {
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state.validHosts[opts.domains[0]] = true;
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opts.email = state.config.email;
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opts.agreeTos = state.config.agreeTos;
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opts.communityMember = state.config.communityMember || state.config.greenlock.communityMember;
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opts.challenges = {
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// TODO dns-01
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'http-01': require('le-challenge-fs').create({ webrootPath: '/tmp/acme-challenges' })
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};
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opts.communityMember = state.config.communityMember;
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cb(null, { options: opts, certs: certs });
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}
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function check() {
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if (state.debug) { console.log('[sni] checking servername'); }
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if (-1 !== state.servernames.indexOf(opts.domain) || -1 !== (state._servernames||[]).indexOf(opts.domain)) {
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approve();
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} else {
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cb(new Error("failed the approval chain '" + opts.domains[0] + "'"));
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}
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}
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check();
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}
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state.greenlock = Greenlock.create({
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version: state.config.greenlock.version || 'draft-11'
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, server: state.config.greenlock.server || 'https://acme-v02.api.letsencrypt.org/directory'
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, store: require('le-store-certbot').create({ debug: state.config.debug || state.config.greenlock.debug, webrootPath: '/tmp/acme-challenges' })
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, approveDomains: approveDomains
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, telemetry: state.config.telemetry || state.config.greenlock.telemetry
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, configDir: state.config.greenlock.configDir
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, debug: state.config.debug || state.config.greenlock.debug
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});
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require('../lib/handlers').create(state); // adds directly to config for now...
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//require('cluster-store').create().then(function (store) {
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//program.store = store;
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state.authenticate = function (opts) {
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try {
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state.extensions = require('./extensions');
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return state.extensions.authenticate({
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state: state
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, auth: opts.auth
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});
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} catch(e) {
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// ignore
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}
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return state.defaults.authenticate(opts.auth);
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};
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// default authenticator for single-user setup
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// (i.e. personal use on DO, Vultr, or RPi)
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state.defaults.authenticate = function onAuthenticate(jwtoken) {
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return state.Promise.resolve().then(function () {
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var jwt = require('jsonwebtoken');
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var auth;
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var token;
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var decoded;
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try {
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token = jwt.verify(jwtoken, state.secret);
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} catch (e) {
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token = null;
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}
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return token;
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});
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};
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var net = require('net');
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var netConnHandlers = telebitd.create(state); // { tcp, ws }
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var WebSocketServer = require('ws').Server;
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var wss = new WebSocketServer({ server: (state.httpTunnelServer || state.httpServer) });
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wss.on('connection', netConnHandlers.ws);
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state.ports.forEach(function (port) {
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if (state.tcp[port]) {
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console.warn("[cli] skipping previously added port " + port);
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return;
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}
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state.tcp[port] = net.createServer();
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state.tcp[port].listen(port, function () {
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console.info('[cli] Listening for TCP connections on', port);
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});
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state.tcp[port].on('connection', netConnHandlers.tcp);
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});
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//});
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}
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require('fs').readFile(confpath, 'utf8', function (err, text) {
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var config;
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var recase = require('recase').create({});
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var camelCopy = recase.camelCopy.bind(recase);
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if (err) {
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console.error("\nCouldn't load config:\n\n\t" + err.message + "\n");
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process.exit(1);
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return;
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}
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try {
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config = JSON.parse(text);
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} catch(e1) {
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try {
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config = require('js-yaml').safeLoad(text);
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} catch(e2) {
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console.error(e1.message);
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console.error(e2.message);
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process.exit(1);
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return;
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}
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}
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applyConfig(camelCopy(config));
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});
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function adjustArgs() {
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function collectServernames(val, memo) {
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var lowerCase = val.split(/,/).map(function (servername) {
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return servername.toLowerCase();
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});
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return memo.concat(lowerCase);
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}
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function collectProxies(val, memo) {
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var vals = val.split(/,/g);
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vals.map(function (location) {
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// http:john.example.com:3000
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// http://john.example.com:3000
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var parts = location.split(':');
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if (1 === parts.length) {
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parts[1] = parts[0];
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parts[0] = 'wss';
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}
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if (2 === parts.length) {
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if (/\./.test(parts[0])) {
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parts[2] = parts[1];
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parts[1] = parts[0];
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parts[0] = 'wss';
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}
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if (!/\./.test(parts[1])) {
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throw new Error("bad --serve option Example: wss://tunnel.example.com:1337");
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}
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}
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parts[0] = parts[0].toLowerCase();
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parts[1] = parts[1].toLowerCase().replace(/(\/\/)?/, '') || '*';
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parts[2] = parseInt(parts[2], 10) || 0;
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if (!parts[2]) {
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// TODO grab OS list of standard ports?
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if (-1 !== [ 'ws', 'http' ].indexOf(parts[0])) {
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//parts[2] = 80;
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}
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else if (-1 !== [ 'wss', 'https' ].indexOf(parts[0])) {
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//parts[2] = 443;
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}
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else {
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throw new Error("port must be specified - ex: tls:*:1337");
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}
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}
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return {
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protocol: parts[0]
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, hostname: parts[1]
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, port: parts[2]
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};
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}).forEach(function (val) {
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memo.push(val);
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});
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return memo;
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}
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function collectPorts(val, memo) {
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return memo.concat(val.split(/,/g).map(Number).filter(Boolean));
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}
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program
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.version(pkg.version)
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.option('--agree-tos', "Accept the Daplie and Let's Encrypt Terms of Service")
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.option('--email <EMAIL>', "Email to use for Daplie and Let's Encrypt accounts")
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.option('--serve <URL>', 'comma separated list of <proto>:<//><servername>:<port> to which matching incoming http and https should forward (reverse proxy). Ex: https://john.example.com,tls:*:1337', collectProxies, [ ])
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.option('--ports <PORT>', 'comma separated list of ports on which to listen. Ex: 80,443,1337', collectPorts, [ ])
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.option('--servernames <STRING>', 'comma separated list of servernames to use for the admin interface. Ex: tunnel.example.com,tunnel.example.net', collectServernames, [ ])
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.option('--secret <STRING>', 'the same secret used by telebitd (used for JWT authentication)')
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.parse(process.argv)
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;
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var portsMap = {};
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var servernamesMap = {};
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program.serve.forEach(function (proxy) {
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servernamesMap[proxy.hostname] = true;
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if (proxy.port) {
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portsMap[proxy.port] = true;
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}
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});
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program.servernames.forEach(function (name) {
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servernamesMap[name] = true;
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});
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program.ports.forEach(function (port) {
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portsMap[port] = true;
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});
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program.servernames = Object.keys(servernamesMap);
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if (!program.servernames.length) {
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throw new Error('You must give this server at least one servername for its admin interface. Example:\n\n\t--servernames tunnel.example.com,tunnel.example.net');
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}
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program.ports = Object.keys(portsMap);
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if (!program.ports.length) {
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program.ports = [ 80, 443 ];
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}
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if (!program.secret) {
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// TODO randomly generate and store in file?
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console.warn("[SECURITY] you must provide --secret '" + require('crypto').randomBytes(16).toString('hex') + "'");
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process.exit(1);
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return;
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}
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//program.tlsOptions.SNICallback = program.greenlock.httpsOptions.SNICallback;
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/*
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program.middleware = program.greenlock.middleware(function (req, res) {
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res.end('Hello, World!');
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});
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*/
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}
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//adjustArgs();
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}());
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