cli is working!
This commit is contained in:
AJ ONeal
parent
41d3918fa6
commit
fdf5b46a9c
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@ -5,6 +5,7 @@
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var pkg = require('../package.json');
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var program = require('commander');
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var url = require('url');
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var stunnel = require('../wsclient.js');
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function collectProxies(val, memo) {
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@ -34,7 +35,9 @@ function collectProxies(val, memo) {
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, hostname: parts[1]
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, port: parts[2]
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};
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}).forEach(memo.push);
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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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@ -46,25 +49,42 @@ program
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.action(function (url) {
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program.url = url;
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})
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.option('-k --insecure', 'Allow TLS connections to stunneld without valid certs (H)')
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.option('-k --insecure', 'Allow TLS connections to stunneld without valid certs (rejectUnauthorized: false)')
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.option('--locals <LINE>', '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, [ ]) // --reverse-proxies
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.option('--stunneld <URL>', 'the domain (or ip address) at which you are running stunneld.js (the proxy)') // --proxy
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.option('--secret', 'the same secret used by stunneld (used for JWT authentication)')
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.option('--token', 'a pre-generated token for use with stunneld (instead of generating one with --secret)')
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.option('--secret <STRING>', 'the same secret used by stunneld (used for JWT authentication)')
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.option('--token <STRING>', 'a pre-generated token for use with stunneld (instead of generating one with --secret)')
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.parse(process.argv)
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;
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// Assumption: will not get next tcp packet unless previous packet succeeded
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var hostname = 'aj.daplie.me'; // 'pokemap.hellabit.com'
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program.stunneld = program.stunneld || 'wss://pokemap.hellabit.com:3000';
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var jwt = require('jsonwebtoken');
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var domainsMap = {};
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var tokenData = {
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name: null
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, domains: null
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};
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var location = url.parse(program.stunneld);
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if (!location.protocol || /\./.test(location.protocol)) {
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program.stunneld = 'wss://' + program.stunneld;
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location = url.parse(program.stunneld);
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}
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program.stunneld = location.protocol + '//' + location.hostname + (location.port ? ':' + location.port : '');
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program.locals.forEach(function (proxy) {
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domainsMap[proxy.hostname] = true;
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});
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tokenData.domains = Object.keys(domainsMap);
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tokenData.name = tokenData.domains[0];
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program.services = {};
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program.locals.forEach(function (proxy) {
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//program.services = { 'ssh': 22, 'http': 80, 'https': 443 };
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program.services[proxy.protocol] = proxy.port;
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});
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program.token = program.token || jwt.sign({ name: hostname }, program.secret || 'shhhhh');
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program.stunneld = program.stunneld || 'wss://pokemap.hellabit.com:3000';
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program.token = program.token || jwt.sign(tokenData, program.secret || 'shhhhh');
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stunnel.connect(program);
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271
wsclient.js
271
wsclient.js
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@ -4,6 +4,8 @@
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var net = require('net');
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var WebSocket = require('ws');
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var sni = require('sni');
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var pack = require('tunnel-packer').pack;
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var authenticated = false;
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// TODO move these helpers to tunnel-packer package
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function addrToId(address) {
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@ -31,172 +33,169 @@ request.get('https://pokemap.hellabit.com:3000?access_token=' + token, { rejectU
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return;
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//*/
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function run(copts) {
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var services = copts.services; // TODO pair with hostname / sni
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var token = copts.token;
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var tunnelUrl = copts.stunneld + '/?access_token=' + token;
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var wstunneler;
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var retry = true;
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var localclients = {};
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wstunneler = new WebSocket(tunnelUrl, { rejectUnauthorized: false });
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function run(copts) {
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var services = copts.services; // TODO pair with hostname / sni
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var token = copts.token;
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var tunnelUrl = copts.stunneld + '/?access_token=' + token;
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var wstunneler;
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var retry = true;
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var localclients = {};
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// BaaS / Backendless / noBackend / horizon.io
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// user authentication
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// a place to store data
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// file management
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// Synergy Teamwork Paradigm = Jabberwocky
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var handlers = {
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onmessage: function (opts) {
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var cid = addrToId(opts);
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var service = opts.service;
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var port = services[service];
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var servername;
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var str;
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var m;
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function onOpen() {
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console.log('[open] tunneler connected');
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authenticated = true;
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/*
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setInterval(function () {
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console.log('');
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console.log('localclients.length:', Object.keys(localclients).length);
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console.log('');
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}, 5000);
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*/
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if (localclients[cid]) {
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//console.log("[=>] received data from '" + cid + "' =>", opts.data.byteLength);
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localclients[cid].write(opts.data);
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return;
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}
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else if ('http' === service) {
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str = opts.data.toString();
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m = str.match(/(?:^|[\r\n])Host: ([^\r\n]+)[\r\n]*/im);
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servername = (m && m[1].toLowerCase() || '').split(':')[0];
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}
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else if ('https' === service) {
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servername = sni(opts.data);
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}
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else {
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handlers._onLocalError(cid, opts, new Error("unsupported service '" + service + "'"));
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return;
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}
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//wstunneler.send(token);
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if (!servername) {
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console.info("[error] missing servername for '" + cid + "'", opts.data.byteLength);
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//console.warn(opts.data.toString());
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wstunneler.send(pack(opts, null, 'error'), { binary: true });
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return;
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}
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// BaaS / Backendless / noBackend / horizon.io
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// user authentication
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// a place to store data
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// file management
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// Synergy Teamwork Paradigm = Jabberwocky
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var pack = require('tunnel-packer').pack;
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var handlers = {
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onmessage: function (opts) {
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var cid = addrToId(opts);
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console.log('[wsclient] onMessage:', cid);
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var service = opts.service;
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var port = services[service];
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var lclient;
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var servername;
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var str;
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var m;
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console.info("[connect] new client '" + cid + "' for '" + servername + "' (" + (handlers._numClients() + 1) + " clients)");
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function endWithError() {
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try {
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wstunneler.send(pack(opts, null, 'error'), { binary: true });
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} catch(e) {
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// ignore
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}
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}
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if (localclients[cid]) {
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console.log("[=>] received data from '" + cid + "' =>", opts.data.byteLength);
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localclients[cid].write(opts.data);
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return;
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}
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else if ('http' === service) {
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str = opts.data.toString();
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m = str.match(/(?:^|[\r\n])Host: ([^\r\n]+)[\r\n]*/im);
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servername = (m && m[1].toLowerCase() || '').split(':')[0];
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}
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else if ('https' === service) {
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servername = sni(opts.data);
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}
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else {
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endWithError();
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return;
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}
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if (!servername) {
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console.warn("|__ERROR__| no servername found for '" + cid + "'", opts.data.byteLength);
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//console.warn(opts.data.toString());
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wstunneler.send(pack(opts, null, 'error'), { binary: true });
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return;
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}
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console.log("servername: '" + servername + "'");
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lclient = localclients[cid] = net.createConnection({ port: port, host: '127.0.0.1' }, function () {
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console.log("[=>] first packet from tunneler to '" + cid + "' as '" + opts.service + "'", opts.data.byteLength);
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lclient.write(opts.data);
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});
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lclient.on('data', function (chunk) {
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console.log("[<=] local '" + opts.service + "' sent to '" + cid + "' <= ", chunk.byteLength, "bytes");
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//console.log(JSON.stringify(chunk.toString()));
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wstunneler.send(pack(opts, chunk), { binary: true });
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});
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lclient.on('error', function (err) {
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console.error("[error] local '" + opts.service + "' '" + cid + "'");
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console.error(err);
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delete localclients[cid];
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try {
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wstunneler.send(pack(opts, null, 'error'), { binary: true });
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} catch(e) {
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// ignore
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}
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});
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lclient.on('end', function () {
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console.log("[end] local '" + opts.service + "' '" + cid + "'");
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delete localclients[cid];
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try {
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wstunneler.send(pack(opts, null, 'end'), { binary: true });
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} catch(e) {
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// ignore
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}
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});
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localclients[cid] = net.createConnection({ port: port, host: '127.0.0.1' }, function () {
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//console.log("[=>] first packet from tunneler to '" + cid + "' as '" + opts.service + "'", opts.data.byteLength);
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localclients[cid].write(opts.data);
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});
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localclients[cid].on('data', function (chunk) {
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//console.log("[<=] local '" + opts.service + "' sent to '" + cid + "' <= ", chunk.byteLength, "bytes");
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//console.log(JSON.stringify(chunk.toString()));
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wstunneler.send(pack(opts, chunk), { binary: true });
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});
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localclients[cid].on('error', function (err) {
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handlers._onLocalError(cid, opts, err);
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});
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localclients[cid].on('end', function () {
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console.info("[end] closing client '" + cid + "' for '" + servername + "' (" + (handlers._numClients() - 1) + " clients)");
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handlers._onLocalClose(cid, opts);
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});
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}
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, onend: function (opts) {
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var cid = addrToId(opts);
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//console.log("[end] '" + cid + "'");
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handlers._onend(cid);
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}
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, onerror: function (opts) {
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var cid = addrToId(opts);
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//console.log("[error] '" + cid + "'", opts.code || '', opts.message);
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handlers._onend(cid);
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}
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, _onend: function (cid) {
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if (localclients[cid]) {
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try {
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localclients[cid].end();
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} catch(e) {
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// ignore
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}
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, onend: function (opts) {
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var cid = addrToId(opts);
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console.log("[end] '" + cid + "'");
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handlers._onend(cid);
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}
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, onerror: function (opts) {
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var cid = addrToId(opts);
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console.log("[error] '" + cid + "'", opts.code || '', opts.message);
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handlers._onend(cid);
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}
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, _onend: function (cid) {
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if (localclients[cid]) {
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localclients[cid].end();
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}
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delete localclients[cid];
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}
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};
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}
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delete localclients[cid];
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}
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, _onLocalClose: function (cid, opts, err) {
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try {
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wstunneler.send(pack(opts, null, err && 'error' || 'end'), { binary: true });
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} catch(e) {
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// ignore
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}
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delete localclients[cid];
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}
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, _onLocalError: function (cid, opts, err) {
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console.info("[error] closing '" + cid + "' because '" + err.message + "' (" + (handlers._numClients() - 1) + " clients)");
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handlers._onLocalClose(cid, opts, err);
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}
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, _numClients: function () {
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return Object.keys(localclients).length;
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}
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};
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var wsHandlers = {
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onOpen: function () {
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console.info("[open] connected to '" + copts.stunneld + "'");
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var machine = require('tunnel-packer').create(handlers);
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wstunneler.on('message', machine.fns.addChunk);
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}
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wstunneler.on('open', onOpen);
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, onClose: function () {
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if (!authenticated) {
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console.info('[close] failed on first attempt... check authentication.');
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}
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else if (retry) {
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console.info('[retry] disconnected and waiting...');
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setTimeout(run, 5000, copts);
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}
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else {
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console.info('[close] closing tunnel to exit...');
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}
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wstunneler.on('close', function () {
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console.log('closing tunnel...');
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process.removeListener('exit', onExit);
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process.removeListener('SIGINT', onExit);
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process.removeListener('exit', wsHandlers.onExit);
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process.removeListener('SIGINT', wsHandlers.onExit);
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Object.keys(localclients).forEach(function (cid) {
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try {
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localclients[cid].end();
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} catch(e) {
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// ignore
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}
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delete localclients[cid];
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});
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}
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if (retry) {
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console.log('retry on close');
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setTimeout(run, 5000);
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}
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});
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wstunneler.on('error', function (err) {
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console.error("[error] will retry on 'close'");
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, onError: function (err) {
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console.error("[tunnel error] " + err.message);
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console.error(err);
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});
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}
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function onExit() {
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, onExit: function () {
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retry = false;
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console.log('on exit...');
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try {
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wstunneler.close();
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} catch(e) {
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console.error("[error] wstunneler.close()");
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console.error(e);
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// ignore
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}
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}
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};
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process.on('exit', onExit);
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process.on('SIGINT', onExit);
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}
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console.info("[connect] '" + copts.stunneld + "'");
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wstunneler = new WebSocket(tunnelUrl, { rejectUnauthorized: !copts.insecure });
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wstunneler.on('open', wsHandlers.onOpen);
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wstunneler.on('close', wsHandlers.onClose);
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wstunneler.on('error', wsHandlers.onError);
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process.on('exit', wsHandlers.onExit);
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process.on('SIGINT', wsHandlers.onExit);
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}
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module.exports.connect = run;
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module.exports.connect = run;
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}());
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