runtime-rs: add examples about Kata pod with directvol by CSI.

Fixes: #8602

Signed-off-by: alex.lyn <alex.lyn@antgroup.com>

src/tools/csi-kata-directvolume/examples/pod-apply.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+#
+# Copyright (c) 2023 Ant Group
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+set -e
+set -o pipefail
+
+BASE_DIR=$(dirname "$0")/pod-with-directvol
+
+kubectl apply -f ${BASE_DIR}/csi-storageclass.yaml
+kubectl apply -f ${BASE_DIR}/csi-pvc.yaml 
+kubectl apply -f ${BASE_DIR}/csi-app.yaml

src/tools/csi-kata-directvolume/examples/pod-delete.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+#
+# Copyright (c) 2023 Ant Group
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+set -e
+set -o pipefail
+
+BASE_DIR=$(dirname "$0")/pod-with-directvol
+
+kubectl delete -f ${BASE_DIR}/csi-app.yaml 
+kubectl delete -f ${BASE_DIR}/csi-pvc.yaml 
+kubectl delete -f ${BASE_DIR}/csi-storageclass.yaml

src/tools/csi-kata-directvolume/examples/pod-with-directvol/csi-app.yaml

@@ -0,0 +1,18 @@
+kind: Pod
+apiVersion: v1
+metadata:
+  name: kata-driectvol-01
+spec:
+  runtimeClassName: kata
+  containers:
+    - name: first-container
+      image: ubuntu:22.04 
+      volumeMounts:
+      - mountPath: "/data"
+        name: kata-driectvol0-volume
+      command: [ "sleep", "1000000" ]
+  volumes:
+    - name: kata-driectvol0-volume
+      persistentVolumeClaim:
+        claimName: csi-directvolume-pvc # defined in csi-pvc.yaml
+

src/tools/csi-kata-directvolume/examples/pod-with-directvol/csi-pvc.yaml

@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: csi-directvolume-pvc
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi
+  storageClassName: csi-kata-directvolume-sc # defined in csi-storageclass.yaml

src/tools/csi-kata-directvolume/examples/pod-with-directvol/csi-storageclass.yaml

@@ -0,0 +1,12 @@
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: csi-kata-directvolume-sc
+parameters:
+  katacontainers.direct.volume/volumetype: directvol
+  katacontainers.direct.volume/fstype: ext4
+provisioner: directvolume.csi.katacontainers.io
+reclaimPolicy: Delete
+volumeBindingMode: Immediate
+allowVolumeExpansion: false 
+

src/tools/csi-kata-directvolume/examples/pod-with-directvol/runtimeclass.yaml

@@ -0,0 +1,5 @@
+apiVersion: node.k8s.io/v1
+kind: RuntimeClass
+metadata:
+  name: kata
+handler: kata