code: func (k *keepalived) Reload() error {
  	if !k.started {
  		// TODO: add a warning indicating that keepalived is not started?
  		return nil
  	}
  
  	glog.Info("reloading keepalived")
  	err := syscall.Kill(k.cmd.Process.Pid, syscall.SIGHUP)
  	if err != nil {
  		return fmt.Errorf("error reloading keepalived: %v", err)
  	}
  
  	return nil
  }
docs: // Reload sends SIGHUP to keepalived to reload the configuration.