upgrade snapshot to v2.0.1 and provisioner to v1.5.0

https://github.com/kubernetes-csi/external-snapshotter/releases
has a broken update when upgrade to 2.0.0

so the upgrade of the side car container including:
1) upgrade the version
2) honor the split of snapshot controller and snapshotter
3) update rbac
4) update example according to the v1beta1 definition

Also, upgrade provisioner to 1.5.0 as it has dependency on snapshot as well
per https://github.com/kubernetes-csi/external-provisioner/releases

docs/using-cinder-csi-plugin.md

@@ -68,8 +68,8 @@ You should make sure following similar pods are ready before proceed:
 
 ```
 NAME                                READY   STATUS    RESTARTS   AGE
-csi-cinder-controllerplugin         4/4     Running   0          29h
-csi-cinder-nodeplugin               2/2     Running   0          46h
+csi-cinder-controllerplugin         5/5     Running   0          29h
+csi-cinder-nodeplugin               3/3     Running   0          46h
 ```
 
 you can get information about CSI Drivers running in a cluster, using **CSIDriver** object    
@@ -195,7 +195,9 @@ Note: `allowedTopologies` can be specified in storage class to restrict the topo
 Following prerequisite needed for volume snapshot feature to work.
 
 1. Enable `--feature-gates=VolumeSnapshotDataSource=true` in kube-apiserver
-2. Make sure, your csi deployment contains external-snapshotter sidecar container, external-snapshotter sidecar container will create three crd's for snapshot management VolumeSnapshot,VolumeSnapshotContent, and VolumeSnapshotClass. external-snapshotter is a part of `csi-cinder-controllerplugin`
+2. Make sure, your csi deployment contains external-snapshotter sidecar container
+3. Download yaml files from https://github.com/kubernetes-csi/external-snapshotter/tree/v2.0.1/config/crd
+4. Apply all yaml files downloaded at step 3) by using `kubectl apply -f ` command, as currently there is no released yaml file from `external-snapshotter` community.
 
 For Snapshot Creation and Volume Restore, please follow below steps:
 

examples/cinder-csi-plugin/snapshot/example.yaml

@@ -6,11 +6,12 @@ provisioner: cinder.csi.openstack.org
 
 ---
 
-apiVersion: snapshot.storage.k8s.io/v1alpha1
+apiVersion: snapshot.storage.k8s.io/v1beta1
 kind: VolumeSnapshotClass
 metadata:
   name: csi-cinder-snapclass
-snapshotter: cinder.csi.openstack.org
+driver: cinder.csi.openstack.org
+deletionPolicy: Delete
 
 ---
 

examples/cinder-csi-plugin/snapshot/snapshotcreate.yaml

@@ -1,9 +1,8 @@
-apiVersion: snapshot.storage.k8s.io/v1alpha1
+apiVersion: snapshot.storage.k8s.io/v1beta1
 kind: VolumeSnapshot
 metadata:
   name: new-snapshot-demo
 spec:
-  snapshotClassName: csi-cinder-snapclass
+  volumeSnapshotClassName: csi-cinder-snapclass
   source:
-    name: pvc-snapshot-demo
-    kind: PersistentVolumeClaim
+    persistentVolumeClaimName: pvc-snapshot-demo

manifests/cinder-csi-plugin/cinder-csi-controllerplugin-rbac.yaml

@@ -122,6 +122,9 @@ rules:
   - apiGroups: ["snapshot.storage.k8s.io"]
     resources: ["volumesnapshots/status"]
     verbs: ["update"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotcontents/status"]
+    verbs: ["update"]
   - apiGroups: ["apiextensions.k8s.io"]
     resources: ["customresourcedefinitions"]
     verbs: ["create", "list", "watch", "delete"]

manifests/cinder-csi-plugin/cinder-csi-controllerplugin.yaml

@@ -47,7 +47,7 @@ spec:
             - name: socket-dir
               mountPath: /var/lib/csi/sockets/pluginproxy/
         - name: csi-provisioner
-          image: quay.io/k8scsi/csi-provisioner:v1.4.0
+          image: quay.io/k8scsi/csi-provisioner:v1.5.0
           args:
             - "--csi-address=$(ADDRESS)"
             - "--timeout=3m"
@@ -58,13 +58,8 @@ spec:
           volumeMounts:
             - name: socket-dir
               mountPath: /var/lib/csi/sockets/pluginproxy/
-        - name: csi-snapshotter
-          image: quay.io/k8scsi/csi-snapshotter:v1.2.2
-          args:
-            - "--csi-address=$(ADDRESS)"
-          env:
-            - name: ADDRESS
-              value: /var/lib/csi/sockets/pluginproxy/csi.sock
+        - name: csi-snapshot-controller
+          image: quay.io/k8scsi/snapshot-controller:v2.0.1
           imagePullPolicy: Always
           volumeMounts:
             - mountPath: /var/lib/csi/sockets/pluginproxy/

manifests/cinder-csi-plugin/cinder-csi-nodeplugin-rbac.yaml

@@ -14,7 +14,15 @@ rules:
   - apiGroups: [""]
     resources: ["events"]
     verbs: ["get", "list", "watch", "create", "update", "patch"]
-
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotclasses"]
+    verbs: ["get", "list", "watch"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotcontents"]
+    verbs: ["get", "list", "watch"]
+  - apiGroups: ["snapshot.storage.k8s.io"]
+    resources: ["volumesnapshotcontents/status"]
+    verbs: ["update"]
 ---
 kind: ClusterRoleBinding
 apiVersion: rbac.authorization.k8s.io/v1

manifests/cinder-csi-plugin/cinder-csi-nodeplugin.yaml

@@ -42,6 +42,17 @@ spec:
               mountPath: /csi
             - name: registration-dir
               mountPath: /registration
+        - name: csi-snapshotter
+          image: quay.io/k8scsi/csi-snapshotter:v2.0.1
+          args:
+            - "--csi-address=$(ADDRESS)"
+          env:
+            - name: ADDRESS
+              value: /var/lib/csi/sockets/pluginproxy/csi.sock
+          imagePullPolicy: Always
+          volumeMounts:
+            - mountPath: /var/lib/csi/sockets/pluginproxy/
+              name: socket-dir
         - name: cinder-csi-plugin
           securityContext:
             privileged: true