helm: add deployment charts for cephfs csi snapshotter and roles

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

charts/ceph-csi-cephfs/Chart.yaml

@@ -2,7 +2,7 @@
 apiVersion: v1
 appVersion: canary
 description: "Container Storage Interface (CSI) driver,
-provisioner, and attacher for Ceph cephfs"
+provisioner, snapshotter and attacher for Ceph cephfs"
 name: ceph-csi-cephfs
 version: 1.3.0-canary
 keywords:

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

@@ -48,6 +48,24 @@ spec:
               mountPath: /csi
           resources:
 {{ toYaml .Values.provisioner.provisioner.resources | indent 12 }}
+        - name: csi-snapshotter
+          image: {{ .Values.provisioner.snapshotter.image.repository }}:{{ .Values.provisioner.snapshotter.image.tag }}
+          imagePullPolicy: {{ .Values.provisioner.snapshotter.image.pullPolicy }}
+          args:
+            - "--csi-address=$(ADDRESS)"
+            - "--v=5"
+            - "--timeout={{ .Values.provisioner.timeout }}"
+            - "--leader-election=true"
+          env:
+            - name: ADDRESS
+              value: "unix:///csi/{{ .Values.provisionerSocketFile }}"
+          securityContext:
+            privileged: true
+          volumeMounts:
+            - name: socket-dir
+              mountPath: /csi
+          resources:
+{{ toYaml .Values.provisioner.snapshotter.resources | indent 12 }}
 {{- if .Values.provisioner.attacher.enabled }}
         - name: csi-attacher
           image: "{{ .Values.provisioner.attacher.image.repository }}:{{ .Values.provisioner.attacher.image.tag }}"

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

@@ -26,6 +26,18 @@ rules:
   - apiGroups: [""]
     resources: ["events"]
     verbs: ["list", "watch", "create", "update", "patch"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshots"]
+    verbs: ["get", "list"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotcontents"]
+    verbs: ["create", "get", "list", "watch", "update", "delete"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotclasses"]
+    verbs: ["get", "list", "watch"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotcontents/status"]
+    verbs: ["update"]
 {{- if .Values.provisioner.attacher.enabled }}
   - apiGroups: ["storage.k8s.io"]
     resources: ["volumeattachments"]

charts/ceph-csi-cephfs/values.yaml

@@ -156,6 +156,13 @@ provisioner:
       pullPolicy: IfNotPresent
     resources: {}
 
+  snapshotter:
+    image:
+      repository: quay.io/k8scsi/csi-snapshotter
+      tag: v2.1.1
+      pullPolicy: IfNotPresent
+    resources: {}
+
   nodeSelector: {}
 
   tolerations: []