// type of volume that is owned by someone else (the system).
message PersistentVolumeClaimVolumeSource {
  // claimName is the name of a PersistentVolumeClaim in the same namespace as the pod using this volume.
  // More info: https://kubernetes.io/docs/concepts/storage/persistent-volumes#persistentvolumeclaims
  optional string claimName = 1;

  // readOnly Will force the ReadOnly setting in VolumeMounts.
  // Default false.
  // +optional