From 22272488bc746d1c8eb8a1f8a979ad5af8dc4457 Mon Sep 17 00:00:00 2001
From: Takashi Kajinami <kajinamit@oss.nttdata.com>
Date: Tue, 10 Dec 2024 12:01:27 +0900
Subject: [PATCH] Validate input for [magnum] docker_storage_driver

The option accepts only specific values. Define choices to reject
anything unsupported.

Change-Id: Ib214ed314aea1827357c1ead948721400e6ba1bd
---
 magnum_tempest_plugin/config.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/magnum_tempest_plugin/config.py b/magnum_tempest_plugin/config.py
index 2588643..3953919 100644
--- a/magnum_tempest_plugin/config.py
+++ b/magnum_tempest_plugin/config.py
@@ -39,7 +39,8 @@ MagnumGroup = [
                         'publicURL', 'adminURL', 'internalURL'],
                help="The endpoint type to use for the coe service."),
     cfg.StrOpt("docker_storage_driver",
-               help="Docker storage driver. Supported: devicemapper, overlay"),
+               choices=['devicemapper', 'overlay'],
+               help="Docker storage driver."),
     cfg.StrOpt("image_id",
                default="fedora-coreos-latest",
                help="Image id to be used for ClusterTemplate."),