46 lines
1.0 KiB
JavaScript
46 lines
1.0 KiB
JavaScript
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#!/usr/bin/env
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(function () {
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'use strict';
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var cli = { port: 65053, address: null, udp6: false, bin: process.argv[2] };
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var dgram = require('dgram');
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var server = dgram.createSocket({
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type: cli.udp6 ? 'udp6' : 'udp4'
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, reuseAddr: true
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});
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var handlers = {};
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var bin = require('fs').readFileSync(cli.bin, null);
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handlers.onMessage = function (nb, rinfo) {
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console.log('[DEBUG] got a message');
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// replace the id to match
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bin[0] = nb[0];
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bin[1] = nb[1];
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server.send(bin, rinfo.port, rinfo.address, function () {
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console.log('[DEBUG] sent response');
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});
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};
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handlers.onListening = function () {
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/*jshint validthis:true*/
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var server = this;
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if (cli.mdns || '224.0.0.251' === cli.nameserver) {
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server.setBroadcast(true);
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server.addMembership(cli.nameserver);
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}
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console.log('');
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console.log('Bound and Listening:');
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console.log(server.address().address + '#' + server.address().port + ' (' + server.type + ')');
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};
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server.bind({
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port: cli.port
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, address: cli.address
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});
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server.on('listening', handlers.onListening);
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}());
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