apiVersion: snapshot.storage.k8s.io/v1beta1
kind: VolumeSnapshot
metadata:
  name: new-snapshot-demo
spec:
  volumeSnapshotClassName: csi-hostpath-snapclass
  source: # Only one of the two fields should be set for a snapshot. Therefore this snapshot is invalid.
    persistentVolumeClaimName: pvc 
    volumeSnapshotContentName: vsc