// +optional
  map<string, string> attachmentMetadata = 2;

  // attachError represents the last error encountered during attach operation, if any.
  // This field must only be set by the entity completing the attach
  // operation, i.e. the external-attacher.
  // +optional
  optional VolumeError attachError = 3;

  // detachError represents the last error encountered during detach operation, if any.

  optional string schedule = 1;

  // The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones.
  // If not specified, this will default to the time zone of the kube-controller-manager process.
  // The set of valid time zone names and the time zone offset is loaded from the system-wide time zone

  // with a pod's existing nodeSelector. Any conflicts will cause the pod to
  // be rejected in admission.
  // +optional
  // +mapType=atomic
  map<string, string> nodeSelector = 1;

  // tolerations are appended (excluding duplicates) to pods running with this
  // RuntimeClass during admission, effectively unioning the set of nodes
  // tolerated by the pod and the RuntimeClass.
  // +optional
  // +listType=atomic

  // with a pod's existing nodeSelector. Any conflicts will cause the pod to
  // be rejected in admission.
  // +optional
  // +mapType=atomic
  map<string, string> nodeSelector = 1;

  // tolerations are appended (excluding duplicates) to pods running with this
  // RuntimeClass during admission, effectively unioning the set of nodes
  // tolerated by the pod and the RuntimeClass.
  // +optional
  // +listType=atomic

// +structType=atomic
message RoleRef {
  // APIGroup is the group for the resource being referenced
  optional string apiGroup = 1;

  // Kind is the type of resource being referenced
  optional string kind = 2;

  // Name is the name of resource being referenced
  optional string name = 3;
}

  // The ID of the reporting API server.
  optional string apiServerID = 1;

  // The API server encodes the object to this version when persisting it in
  // the backend (e.g., etcd).
  optional string encodingVersion = 2;

  // The API server can decode objects encoded in these versions.
  // The encodingVersion must be included in the decodableVersions.
  // +listType=set
  repeated string decodableVersions = 3;
}

  // description is an arbitrary string that usually provides guidelines on
  // when this priority class should be used.
  // +optional
  optional string description = 4;

  // preemptionPolicy is the Policy for preempting pods with lower priority.
  // One of Never, PreemptLowerPriority.
  // Defaults to PreemptLowerPriority if unset.
  // +optional
  optional string preemptionPolicy = 5;
}

  // +optional
  optional string requestSubResource = 15;

  // Name is the name of the object as presented in the request.  On a CREATE operation, the client may omit name and
  // rely on the server to generate the name.  If that is the case, this field will contain an empty string.
  // +optional
  optional string name = 5;

  // Namespace is the namespace associated with the request (if any).

  optional string singularResource = 4;

  // verbs is a list of supported API operation types (this includes
  // but is not limited to get, list, watch, create, update, patch,
  // delete, deletecollection, and proxy).
  // +listType=set
  repeated string verbs = 5;

  // shortNames is a list of suggested short names of the resource.
  // +listType=set

// 		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 {
// 		AOption string `json:"aOption"`
// 	}
//
// // On the wire, the JSON will look something like this:
//