52 regels
1.6 KiB
JavaScript
52 regels
1.6 KiB
JavaScript
'use strict';
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var net = require('net');
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var tls = require('tls');
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function listenForConns(opts) {
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var server = net.createServer(function (c) {
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var sclient = tls.connect({
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servername: opts.remoteAddr, host: opts.remoteAddr, port: opts.remotePort
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, rejectUnauthorized: opts.rejectUnauthorized
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}, function () {
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console.info('[connect] ' + sclient.localAddress.replace('::1', 'localhost') + ":" + sclient.localPort
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+ " => " + opts.remoteAddr + ":" + opts.remotePort);
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c.pipe(sclient);
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sclient.pipe(c);
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});
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sclient.on('error', function (err) {
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console.error('[error] (remote) ' + err.toString());
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});
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c.on('error', function (err) {
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console.error('[error] (local) ' + err.toString());
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});
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});
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server.on('error', function (err) {
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console.error('[error] ' + err.toString());
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});
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server.listen({
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host: opts.localAddress
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, port: opts.localPort
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}, function () {
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console.info('[listening] ' + opts.remoteAddr + ":" + opts.remotePort
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+ " <= " + opts.localAddress + ":" + opts.localPort);
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});
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}
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function testConn(opts) {
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// Test connection first
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var tlsSock = tls.connect({
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servername: opts.remoteAddr, host: opts.remoteAddr, port: opts.remotePort
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, rejectUnauthorized: opts.rejectUnauthorized
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}, function () {
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tlsSock.end();
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listenForConns(opts);
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});
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tlsSock.on('error', function (err) {
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console.warn("[warn] '" + opts.remoteAddr + ":" + opts.remotePort + "' may not be accepting connections: ", err.toString(), '\n');
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listenForConns(opts);
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});
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}
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module.exports = testConn;
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