func()

in controllers/certs.go [144:160]

• 17 lines of code
• 4 McCabe index (conditional complexity)

func (r *EtcdadmClusterReconciler) getCACert(ctx context.Context, cluster *clusterv1.Cluster) ([]byte, error) {
	caCert := &secret.Certificates{
		&secret.Certificate{
			Purpose: secret.ManagedExternalEtcdCA,
		},
	}
	if err := caCert.Lookup(ctx, r.Client, util.ObjectKey(cluster)); err != nil {
		return []byte{}, errors.Wrap(err, "error looking up external etcd CA certs")
	}
	if caCertKey := caCert.GetByPurpose(secret.ManagedExternalEtcdCA); caCertKey != nil {
		if caCertKey.KeyPair == nil {
			return []byte{}, errors.New("ca cert key pair not found for cluster")
		}
		return caCertKey.KeyPair.Cert, nil
	}
	return []byte{}, fmt.Errorf("nil returned from getting etcd CA certificate by purpose %s", secret.ManagedExternalEtcdCA)
}