// +optional
  optional k8s.io.api.core.v1.ObjectReference related = 9;

  // note is a human-readable description of the status of this operation.
  // Maximal length of the note is 1kB, but libraries should be prepared to
  // handle values up to 64kB.
  // +optional
  optional string note = 10;

  // type is the type of this event (Normal, Warning), new types could be added in the future.

  // User attributes of the user making this request.
  // +optional
  optional k8s.io.api.authentication.v1.UserInfo userInfo = 1;
}

// TokenReview attempts to authenticate a token to a known user.
// Note: TokenReview requests may be cached by the webhook token authenticator
// plugin in the kube-apiserver.
message TokenReview {
  // Standard object's metadata.

  // is considered to be failed. The deployment controller will continue to
  // process failed deployments and a condition with a ProgressDeadlineExceeded
  // reason will be surfaced in the deployment status. Note that progress will
  // not be estimated during the time a deployment is paused. This is set to
  // the max value of int32 (i.e. 2147483647) by default, which means "no deadline".
  // +optional

// Once a ControllerRevision has been successfully created, it can not be updated.
// The API Server will fail validation of all requests that attempt to mutate
// 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

// Once a ControllerRevision has been successfully created, it can not be updated.
// The API Server will fail validation of all requests that attempt to mutate
// 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

  // value of this field is used to distinguish between managers, even if they
  // share the same name. For example, a status update will be distinct from a
  // regular update using the same manager name.
  // Note that the APIVersion field is not related to the Subresource field and
  // it always corresponds to the version of the main resource.
  optional string subresource = 8;
}

  // +optional
  optional k8s.io.api.core.v1.ObjectReference related = 9;

  // note is a human-readable description of the status of this operation.
  // Maximal length of the note is 1kB, but libraries should be prepared to
  // handle values up to 64kB.
  // +optional
  optional string note = 10;

  // type is the type of this event (Normal, Warning), new types could be added in the future.

  // `type` is the type of flow distinguisher method
  // The supported types are "ByUser" and "ByNamespace".
  // Required.
  optional string type = 1;
}

// FlowSchema defines the schema of a group of flows. Note that a flow is made up of a set of inbound API requests with
// similar attributes and is identified by a pair of strings: the name of the FlowSchema and a "flow distinguisher".
message FlowSchema {

  // `type` is the type of flow distinguisher method
  // The supported types are "ByUser" and "ByNamespace".
  // Required.
  optional string type = 1;
}

// FlowSchema defines the schema of a group of flows. Note that a flow is made up of a set of inbound API requests with
// similar attributes and is identified by a pair of strings: the name of the FlowSchema and a "flow distinguisher".
message FlowSchema {

message MetricSpec {
  // type is the type of metric source.  It should be one of "ContainerResource", "External",
  // "Object", "Pods" or "Resource", each mapping to a matching field in the object.
  // Note: "ContainerResource" type is available on when the feature-gate
  // HPAContainerMetrics is enabled
  optional string type = 1;

  // object refers to a metric describing a single kubernetes object