var io = require('socket.io').listen(8080),
    net = require('net'),
    carrier = require('carrier'),
    CRLF = '\r\n';

io.sockets.on('connection', function(socket) {
    socket.on('tcp', function(host, port) {
        var sock = net.createConnection(port, host);

        sock.on('connect', function(err) {
            if (err)
                return socket.emit('error', err);

            socket.emit('connected');
            carrier.carry(sock, function(line) {
                socket.emit('line', line);
            });

            socket.on('write', function(data) {
                if (!sock)
                  return socket.emit('error', 'No socket');

                sock.write(data + CRLF);
            });

            socket.on('end', function() {
                sock.end();
            });
        });
    });
});