Add delete protection for local mode

This adds delete protection for local mode. Current implementation
deletes Deployment AND PVC. After this change only the deployment will
be deleted if the delete protection is set on the CRD.

local/local_provider.go

@@ -200,10 +200,14 @@ func (r *Local) DeleteDatabase(db *crd.Database) error {
 			continue
 		}
 
-		if err := r.kc.CoreV1().PersistentVolumeClaims(db.Namespace).Delete(db.Name,
-			&metav1.DeleteOptions{}); err != nil {
-			fmt.Printf("ERROR: error while deleting the pvc: %v\n", err)
-			continue
+		if db.Spec.DeleteProtection {
+			log.Printf("Trying to delete a %v in %v which is a deleted protected database", db.Name, db.Namespace)
+		} else {
+			if err := r.kc.CoreV1().PersistentVolumeClaims(db.Namespace).Delete(db.Name,
+				&metav1.DeleteOptions{}); err != nil {
+				fmt.Printf("ERROR: error while deleting the pvc: %v\n", err)
+				continue
+			}
 		}
 
 		return nil