helm: template changes for cephfs volumegroupsnapshot

tempalate changes for cephfs volumegroupsnapshot
the default is set to false and user can set
the value to true to get the support for VGS.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

charts/ceph-csi-cephfs/README.md

@@ -158,6 +158,7 @@ charts and their default values.
 | `provisioner.snapshotter.image.tag`            | Specifies image tag                                                                                                                                  | `v7.0.0`                                           |
 | `provisioner.snapshotter.image.pullPolicy`     | Specifies pull policy                                                                                                                                | `IfNotPresent`                                     |
 | `provisioner.snapshotter.image.extraArgs`      | Specifies extra arguments for the snapshotter sidecar                                                                                                                                | `[]`                                     |
+| `provisioner.snapshotter.args.enableVolumeGroupSnapshots`      | enables the creation of volume group snapshots                                                                                                                                | `false`                                     |
 | `provisioner.nodeSelector`                     | Specifies the node selector for provisioner deployment                                                                                               | `{}`                                               |
 | `provisioner.tolerations`                      | Specifies the tolerations for provisioner deployment                                                                                                 | `{}`                                               |
 | `provisioner.affinity`                         | Specifies the affinity for provisioner deployment                                                                                                    | `{}`                                               |

charts/ceph-csi-cephfs/templates/provisioner-clusterrole.yaml

@@ -26,21 +26,39 @@ rules:
   - apiGroups: [""]
     resources: ["events"]
     verbs: ["list", "watch", "create", "update", "patch"]
-  - apiGroups: ["snapshot.storage.k8s.io"]
-    resources: ["volumesnapshots"]
-    verbs: ["get", "list", "patch"]
   - apiGroups: ["snapshot.storage.k8s.io"]
     resources: ["volumesnapshots/status"]
     verbs: ["update", "patch"]
-  - apiGroups: ["snapshot.storage.k8s.io"]
-    resources: ["volumesnapshotcontents"]
-    verbs: ["create", "get", "list", "watch", "update", "delete", "patch"]
   - apiGroups: ["snapshot.storage.k8s.io"]
     resources: ["volumesnapshotclasses"]
     verbs: ["get", "list", "watch"]
   - apiGroups: ["snapshot.storage.k8s.io"]
     resources: ["volumesnapshotcontents/status"]
     verbs: ["update", "patch"]
+{{- if .Values.provisioner.snapshotter.args.enableVolumeGroupSnapshots }}
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshots"]
+    verbs: ["get", "list", "watch", "update", "patch", "create"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotcontents"]
+    verbs: ["get", "list", "watch", "update", "patch", "create"]
+  - apiGroups: ["groupsnapshot.storage.k8s.io"]
+    resources: ["volumegroupsnapshotclasses"]
+    verbs: ["get", "list", "watch"]
+  - apiGroups: ["groupsnapshot.storage.k8s.io"]
+    resources: ["volumegroupsnapshotcontents"]
+    verbs: ["get", "list", "watch", "update", "patch"]
+  - apiGroups: ["groupsnapshot.storage.k8s.io"]
+    resources: ["volumegroupsnapshotcontents/status"]
+    verbs: ["update", "patch"]
+{{ else }}
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshots"]
+    verbs: ["get", "list", "patch"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotcontents"]
+    verbs: ["create", "get", "list", "watch", "update", "delete", "patch"]
+{{- end -}}
 {{- if .Values.provisioner.resizer.enabled }}
   - apiGroups: [""]
     resources: ["persistentvolumeclaims/status"]

charts/ceph-csi-cephfs/templates/provisioner-deployment.yaml

@@ -148,6 +148,7 @@ spec:
             - "--timeout={{ .Values.provisioner.timeout }}"
             - "--leader-election=true"
             - "--extra-create-metadata=true"
+            - "--enable-volume-group-snapshots={{.Values.provisioner.snapshotter.args.enableVolumeGroupSnapshots }}"
 {{- range .Values.provisioner.snapshotter.extraArgs }}
             - "--{{ . }}"
 {{- end }}

charts/ceph-csi-cephfs/values.yaml

@@ -233,6 +233,10 @@ provisioner:
     ## https://github.com/kubernetes-csi/external-snapshotter#csi-external-snapshotter-sidecar-command-line-options
     extraArgs: []
 
+    args:
+      # enableVolumeGroupSnapshots enables support for volume group snapshots
+      enableVolumeGroupSnapshots: false
+
   nodeSelector: {}
 
   tolerations: []

scripts/install-helm.sh

@@ -180,7 +180,7 @@ install_cephcsi_helm_charts() {
     fi
     # install ceph-csi-cephfs and ceph-csi-rbd charts
     # shellcheck disable=SC2086
-    "${HELM}" install --namespace ${NAMESPACE} --set provisioner.fullnameOverride=csi-cephfsplugin-provisioner --set nodeplugin.fullnameOverride=csi-cephfsplugin --set configMapName=ceph-csi-config --set provisioner.replicaCount=1 --set-json='commonLabels={"app.kubernetes.io/name": "ceph-csi-cephfs", "app.kubernetes.io/managed-by": "helm"}' ${SET_SC_TEMPLATE_VALUES} ${CEPHFS_SECRET_TEMPLATE_VALUES} ${CEPHFS_CHART_NAME} "${SCRIPT_DIR}"/../charts/ceph-csi-cephfs ${READ_AFFINITY_VALUES}
+    "${HELM}" install --namespace ${NAMESPACE} --set provisioner.fullnameOverride=csi-cephfsplugin-provisioner --set nodeplugin.fullnameOverride=csi-cephfsplugin --set configMapName=ceph-csi-config --set provisioner.replicaCount=1 --set-json='commonLabels={"app.kubernetes.io/name": "ceph-csi-cephfs", "app.kubernetes.io/managed-by": "helm"}' ${SET_SC_TEMPLATE_VALUES} ${CEPHFS_SECRET_TEMPLATE_VALUES} ${CEPHFS_CHART_NAME} "${SCRIPT_DIR}"/../charts/ceph-csi-cephfs ${READ_AFFINITY_VALUES} --set provisioner.snapshotter.args.enableVolumeGroupSnapshots=true
     check_deployment_status app=ceph-csi-cephfs "${NAMESPACE}"
     check_daemonset_status app=ceph-csi-cephfs "${NAMESPACE}"