// +optional
  repeated AllowedFlexVolume allowedFlexVolumes = 18;

  // AllowedCSIDrivers is an allowlist of inline CSI drivers that must be explicitly set to be embedded within a pod spec.
  // An empty value indicates that any CSI driver can be used for inline ephemeral volumes.
  // +optional
  repeated AllowedCSIDriver allowedCSIDrivers = 23;

//
// // Internal package:
//
// 	type MyAPIObject struct {
// 		runtime.TypeMeta `json:",inline"`
// 		MyPlugin runtime.Object `json:"myPlugin"`
// 	}
//
// 	type PluginA struct {
// 		AOption string `json:"aOption"`
// 	}
//
// // External package:
//
// 	type MyAPIObject struct {
// 		runtime.TypeMeta `json:",inline"`
// 		MyPlugin runtime.RawExtension `json:"myPlugin"`
// 	}
//
// 	type PluginA struct {

}

// TypeMeta describes an individual object in an API response or request
// with strings representing the type of the object and its API schema version.
// Structures that are versioned or persisted should inline TypeMeta.
//
// +k8s:deepcopy-gen=false
message TypeMeta {
  // Kind is a string value representing the REST resource this object represents.

// in future we may allow also inline volumes in pods.
// Exactly one member can be set.
message VolumeAttachmentSource {
  // persistentVolumeName represents the name of the persistent volume to attach.
  // +optional
  optional string persistentVolumeName = 1;

  // inlineVolumeSpec contains all the information necessary to attach
  // a persistent volume defined by a pod's inline VolumeSource. This field

// in future we may allow also inline volumes in pods.
// Exactly one member can be set.
message VolumeAttachmentSource {
  // persistentVolumeName represents the name of the persistent volume to attach.
  // +optional
  optional string persistentVolumeName = 1;

  // inlineVolumeSpec contains all the information necessary to attach
  // a persistent volume defined by a pod's inline VolumeSource. This field

// in future we may allow also inline volumes in pods.
// Exactly one member can be set.
message VolumeAttachmentSource {
  // persistentVolumeName represents the name of the persistent volume to attach.
  // +optional
  optional string persistentVolumeName = 1;

  // inlineVolumeSpec contains all the information necessary to attach
  // a persistent volume defined by a pod's inline VolumeSource. This field

  // the spread constraint.
  // - DoNotSchedule (default) tells the scheduler not to schedule it.
  // - ScheduleAnyway tells the scheduler to schedule the pod in any location,
  //   but giving higher precedence to topologies that would help reduce the
  //   skew.
  // A constraint is considered "Unsatisfiable" for an incoming pod
  // if and only if every possible node assignment for that pod would violate