gistfile1.txt

// This is a TCP server which listens at 127.0.0.1:8203
// All it does is log everything sent across the wire to the console.
// Send ^D as first char of buffer to shut down.
var net = require('net');
var CONTROL_D = String.fromCharCode(4);
net.createServer(function (socket) {
  socket.setEncoding("utf8");
  socket.write("Logging Test Server\r\n");
  socket.on("data", function (data) {
    console.log(data);
    if (data.charCodeAt(0) == 4) {
      socket.write('^D received, hasta!\r\n')
      socket.end();
    }
  });
  socket.on("end", function () {
    socket.end();
  });
}).listen(8203, "127.0.0.1");