fix issue 6561

Signed-off-by: Lyndon-Li <lyonghui@vmware.com>

pkg/nodeagent/node_agent.go

@@ -21,6 +21,7 @@ import (
 	"fmt"
 
 	"github.com/pkg/errors"
+	v1 "k8s.io/api/core/v1"
 	"k8s.io/client-go/kubernetes"
 
 	"github.com/vmware-tanzu/velero/pkg/util/kube"
@@ -73,3 +74,12 @@ func IsRunningInNode(ctx context.Context, namespace string, nodeName string, pod
 
 	return errors.Errorf("daemonset pod not found in running state in node %s", nodeName)
 }
+
+func GetPodSpec(ctx context.Context, kubeClient kubernetes.Interface, namespace string) (*v1.PodSpec, error) {
+	ds, err := kubeClient.AppsV1().DaemonSets(namespace).Get(ctx, daemonSet, metav1.GetOptions{})
+	if err != nil {
+		return nil, errors.Wrap(err, "error to get node-agent daemonset")
+	}
+
+	return &ds.Spec.Template.Spec, nil
+}