let Cylon = {};
Cylon._connected = false;

function setConnectionStatus (socket, event) {
  socket._connected = event === 'connect';
  this._connected = this._messages.connected && this._commands._connected;
  this._connected ? this.emit('connect') : this.emit('close');
}

Cylon._commands = net.connect(process.env.CONNECTION);
Cylon._messages = net.connect(process.env.CONNECTION);

Cylon._messages.addListener('connect', setConnectionStatus.bind(Cylon, Cylon._messages, 'connect'));
Cylon._commands.addListener('connect', setConnectionStatus.bind(Cylon, Cylon._commands, 'connect'));
Cylon._messages.addListener('close', setConnectionStatus.bind(Cylon, Cylon._messages, 'close'));
Cylon._commands.addListener('close', setConnectionStatus.bind(Cylon, Cylon._commands, 'close'));

<input type="text" placeholder="Type command here" {{#if not Cylon._connected}}disabled="true"{{/if}}>