Merge pull request #40 from metal-stack/set-fstype

* set default fstype to ext4
* delete and recreate storageclasses on reconcile error

controllers/resources.go

@@ -494,7 +494,7 @@ var (
 		Name:            "csi-provisioner",
 		Image:           csiProvisionerImage,
 		ImagePullPolicy: corev1.PullIfNotPresent,
-		Args:            []string{"--csi-address=$(ADDRESS)", "--v=4"},
+		Args:            []string{"--csi-address=$(ADDRESS)", "--v=4", "--default-fstype=ext4"},
 		Env: []corev1.EnvVar{
 			{Name: "ADDRESS", Value: "/var/lib/csi/sockets/pluginproxy/csi.sock"},
 		},
@@ -1036,6 +1036,14 @@ func (r *DurosReconciler) deployCSI(ctx context.Context, projectID string, scs [
 			return nil
 		})
 		if err != nil {
+			// if error is of type Invalid, delete old storage class. Will be recreated immediately on next reconciliation
+			if apierrors.IsInvalid(err) {
+				err := r.Shoot.Delete(ctx, obj)
+				if err != nil {
+					return err
+				}
+				log.Info("storageclass", "name", sc.Name, "operation", "deleted")
+			}
 			return err
 		}
 		log.Info("storageclass", "name", sc.Name, "operation", op)