// +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // Spec holds information about the pod being evaluated
  optional ImageReviewSpec spec = 2;

  // Status is filled in by the backend and indicates whether the pod should be allowed.
  // +optional
  optional ImageReviewStatus status = 3;
}

// ImageReviewContainerSpec is a description of a container within the pod creation request.

  // Example: when this is set to 30%, the new ReplicaSet can be scaled up immediately when
  // the rolling update starts, such that the total number of old and new pods do not exceed
  // 130% of desired pods. Once old pods have been killed,
  // new ReplicaSet can be scaled up further, ensuring that total number of pods running
  // at any time during the update is at most 130% of desired pods.
  // +optional

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // Status is filled in by the server with the user attributes.
  optional SelfSubjectReviewStatus status = 2;
}

// SelfSubjectReviewStatus is filled by the kube-apiserver and sent back to a user.
message SelfSubjectReviewStatus {
  // User attributes of the user making this request.
  // +optional

  // Example: when this is set to 30%, the new ReplicaSet can be scaled up immediately when
  // the rolling update starts, such that the total number of old and new pods do not exceed
  // 130% of desired pods. Once old pods have been killed,
  // new ReplicaSet can be scaled up further, ensuring that total number of pods running
  // at any time during the update is at most 130% of desired pods.
  // +optional

  // Example: when this is set to 30%, the new RC can be scaled up immediately when
  // the rolling update starts, such that the total number of old and new pods do not exceed
  // 130% of desired pods. Once old pods have been killed,
  // new RC can be scaled up further, ensuring that total number of pods running
  // at any time during the update is at most 130% of desired pods.
  // +optional

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // Status is filled in by the server with the user attributes.
  optional SelfSubjectReviewStatus status = 2;
}

// SelfSubjectReviewStatus is filled by the kube-apiserver and sent back to a user.
message SelfSubjectReviewStatus {
  // User attributes of the user making this request.
  // +optional

  // you made the request against.  If empty, it is defaulted.
  optional SubjectAccessReviewSpec spec = 2;

  // Status is filled in by the server and indicates whether the request is allowed or not
  // +optional
  optional SubjectAccessReviewStatus status = 3;
}

  // Example: when this is set to 30%, the new ReplicaSet can be scaled up immediately when
  // the rolling update starts, such that the total number of old and new pods do not exceed
  // 130% of desired pods. Once old pods have been killed,
  // new ReplicaSet can be scaled up further, ensuring that total number of pods running
  // at any time during the update is at most 130% of desired pods.
  // +optional

  // you made the request against.  If empty, it is defaulted.
  optional SubjectAccessReviewSpec spec = 2;

  // Status is filled in by the server and indicates whether the request is allowed or not
  // +optional
  optional SubjectAccessReviewStatus status = 3;
}

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // Spec holds information about the request being evaluated
  optional TokenRequestSpec spec = 2;

  // Status is filled in by the server and indicates whether the token can be authenticated.
  // +optional
  optional TokenRequestStatus status = 3;
}

// TokenRequestSpec contains client provided parameters of a token request.