// ResourceClaimSpec.
  // +optional
  optional ResourceClassParametersReference parametersRef = 3;

  // Only nodes matching the selector will be considered by the scheduler
  // when trying to find a Node that fits a Pod when that Pod uses
  // a ResourceClaim that has not been allocated yet.
  //
  // Setting this field is optional. If null, all nodes are candidates.
  // +optional

  // object (non-empty, DNS subdomain). If that object no longer exists,
  // the CSIStorageCapacity object is obsolete and should be removed by its
  // creator.
  // This field is immutable.
  optional string storageClassName = 3;

  // capacity is the value reported by the CSI driver in its GetCapacityResponse
  // for a GetCapacityRequest with topology and parameters that match the
  // previous fields.
  //

  // If all API server instances agree on the same encoding storage version,
  // then this field is set to that version. Otherwise this field is left empty.
  // API servers should finish updating its storageVersionStatus entry before
  // serving write operations, so that this field will be in sync with the reality.
  // +optional
  optional string commonEncodingVersion = 2;

  // HPAContainerMetrics is enabled
  optional string type = 1;

  // object refers to a metric describing a single kubernetes object
  // (for example, hits-per-second on an Ingress object).
  // +optional
  optional ObjectMetricSource object = 2;

  // pods refers to a metric describing each pod in the current scale target

  // HPAContainerMetrics is enabled
  optional string type = 1;

  // object refers to a metric describing a single kubernetes object
  // (for example, hits-per-second on an Ingress object).
  // +optional
  optional ObjectMetricSource object = 2;

  // pods refers to a metric describing each pod in the current scale target

// the Data field. ControllerRevisions may, however, be deleted. Note that, due to its use by both
// the DaemonSet and StatefulSet controllers for update and rollback, this object is beta. However,
// it may be subject to name and representation changes in future releases, and clients should not
// depend on its stability. It is primarily for internal use by controllers.
message ControllerRevision {

option go_package = "k8s.io/apimachinery/pkg/runtime";

// RawExtension is used to hold extensions in external versions.
//
// To use this, make a field which has RawExtension as its type in your external, versioned
// struct, and Object in your internal struct. You also need to register your
// various plugin types.
//
// // Internal package:
//
// 	type MyAPIObject struct {

  // is no information available. A Reason clarifies an HTTP status
  // code but does not override it.
  // +optional
  optional string reason = 4;

  // Extended data associated with the reason.  Each reason may define its
  // own extended details. This field is optional and the data returned
  // is not guaranteed to conform to any schema except that defined by
  // the reason type.
  // +optional
  optional StatusDetails details = 5;

  // +optional
  optional DaemonSetUpdateStrategy updateStrategy = 3;

  // The minimum number of seconds for which a newly created DaemonSet pod should
  // be ready without any of its container crashing, for it to be considered
  // available. Defaults to 0 (pod will be considered available as soon as it
  // is ready).
  // +optional
  optional int32 minReadySeconds = 4;

  // DEPRECATED.

  // be used to determine endpoints local to a Node.
  // +optional
  optional string nodeName = 6;

  // hints contains information associated with how an endpoint should be
  // consumed.
  // +featureGate=TopologyAwareHints
  // +optional
  optional EndpointHints hints = 7;
}

// EndpointConditions represents the current condition of an endpoint.
message EndpointConditions {