lightweight node-websocketd

README.md

node-websocketd

A lightweight node port of websocketd, originally written in go.

Usage

node-websocketd --port=8080 ./count.sh

index.js

var spawn = require('child_process').spawn;
var Server = require('ws').Server;
var Stream = require('websocket-stream');
var argv = require('optimist').argv;

var server = new Server({ port: argv.port });

server.on('connection', function(ws) {
  var stream = Stream(ws);
  var ps = spawn(argv._[0], argv._.slice(1));
  ps.stdout.pipe(stream).pipe(ps.stdin);
  stream.on('end', ps.kill.bind(ps));
});