Allow setting ETCD storage class explicitly. (#283)

metal-stack · May 2, 2024 · 4d69c3f · 4d69c3f
1 parent 4157fd8
commit 4d69c3f
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Showing 3 changed files with 8 additions and 2 deletions.
diff --git a/control-plane/roles/gardener/README.md b/control-plane/roles/gardener/README.md
@@ -96,8 +96,9 @@ This includes the metal-stack extension provider called [gardener-extension-prov
 | gardener_extension_provider_metal_cluster_audit_enabled      |           | Enables the audit functionality of the GEPM                                                                                                 |
 | gardener_extension_provider_metal_audit_to_splunk_enabled    |           | Enables the audit to splunk feature gate of the GEPM                                                                                        |
 | gardener_extension_provider_metal_audit_to_splunk            |           | Configuration for the audit to splunk feature gate of the GEPM                                                                              |
-| gardener_extension_provider_metal_etcd_backup_schedule       |           | The ETCD backup schedule for metal-stack shoot ETCDs                                                                                        |
-| gardener_extension_provider_metal_etcd_delta_snapshot_period |           | The ETCD delta snapshot period for metal-stack shoot ETCDs                                                                                  |
+| gardener_extension_provider_metal_etcd_storage_class_name    |           | The storage class used for metal-stack shoot ETCDs                                                                                          |
+| gardener_extension_provider_metal_etcd_backup_schedule       |           | The backup schedule for metal-stack shoot ETCDs                                                                                             |
+| gardener_extension_provider_metal_etcd_delta_snapshot_period |           | The delta snapshot period for metal-stack shoot ETCDs                                                                                       |
 | gardener_extension_provider_metal_egress_destinations        |           | Sets allowed egress destinations for the `RestrictEgress` control plane feature gate of the GEPM                                            |
 | gardener_extension_provider_metal_duros_storage_enabled      |           | Enables the duros storage integration feature gate of the GEPM (Lightbits storage)                                                          |
 | gardener_extension_provider_metal_duros_storage_config       |           | Configuration for the duros storage integration                                                                                             |

diff --git a/control-plane/roles/gardener/defaults/main/extensions.yaml b/control-plane/roles/gardener/defaults/main/extensions.yaml
@@ -18,6 +18,7 @@ gardener_extension_provider_metal_audit_to_splunk:
   # tlsEnabled: true
   # hecCAFile: ""
 
+gardener_extension_provider_metal_etcd_storage_class_name:
 gardener_extension_provider_metal_etcd_backup_schedule: "0 */2 * * *"
 gardener_extension_provider_metal_etcd_delta_snapshot_period: "5m"
 

diff --git a/control-plane/roles/gardener/templates/extension-provider-metal/controller-deployment.yaml b/control-plane/roles/gardener/templates/extension-provider-metal/controller-deployment.yaml
@@ -36,6 +36,10 @@ providerConfig:
 {% endif %}
 
       etcd:
+{% if gardener_extension_provider_metal_etcd_storage_class_name is not none %}
+        storage:
+          className: {{ gardener_extension_provider_metal_etcd_storage_class_name }}
+{% endif %}
         backup:
           schedule: "{{ gardener_extension_provider_metal_etcd_backup_schedule }}"
           deltaSnapshotPeriod: "{{ gardener_extension_provider_metal_etcd_delta_snapshot_period }}"