target.stanConn, connErr = target.args.connectStan()
		} else if !target.stanConn.NatsConn().IsConnected() {
			return false, store.ErrNotConnected
		}
	} else {
		if target.natsConn == nil {
			target.natsConn, connErr = target.args.connectNats()
		} else if !target.natsConn.IsConnected() {
			return false, store.ErrNotConnected
		}
	}

	if connErr != nil {

func (o *AuthNPlugin) doPeriodicHealthCheck() {
	ticker := time.NewTicker(healthCheckInterval)
	defer ticker.Stop()

	for {
		select {
		case <-ticker.C:
			now := time.Now()
			isConnected := o.checkConnectivity(o.shutdownCtx)
			if isConnected {
				o.serviceMetrics.setConnSuccess(now)
			} else {
				o.serviceMetrics.setConnFailure(now)
			}
		case <-o.shutdownCtx.Done():
			return
		}
	}
}

  go func() {
   for {
    // Reconnect if the connection is lost.
    if stanConnection == nil || stanConnection.NatsConn() == nil ||  !stanConnection.NatsConn().IsConnected() {
     stanConnection, _ = stan.Connect("test-cluster", "test-client", stan.NatsURL("nats://yourusername:yoursecret@0.0.0.0:4222"), stan.SetConnectionLostHandler(func(c stan.Conn, _ error) {
      if c.NatsConn() != nil {