// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
  // +optional
  optional CronJobSpec spec = 2;

  // Current status of a cron job.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
  // +optional
  optional CronJobStatus status = 3;
}

  // Subjects holds references to the objects the role applies to.
  // +optional
  repeated Subject subjects = 2;

  // RoleRef can reference a Role in the current namespace or a ClusterRole in the global namespace.
  // If the RoleRef cannot be resolved, the Authorizer must return an error.
  optional RoleRef roleRef = 3;
}

// RoleBindingList is a collection of RoleBindings

  // This value will be null if an APIService reports subresources but supports no operations on the parent resource
  optional k8s.io.apimachinery.pkg.apis.meta.v1.GroupVersionKind responseKind = 2;

  // scope indicates the scope of a resource, either Cluster or Namespaced
  optional string scope = 3;

  // lastTransitionTime is the time the condition last transitioned from one status to another.
  // If unset, when a new condition type is added or an existing condition's status is changed,
  // the server defaults this to the current time.
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastTransitionTime = 5;
}

message CertificateSigningRequestList {
  // +optional

  // +optional
  optional string holderIdentity = 1;

  // leaseDurationSeconds is a duration that candidates for a lease need
  // to wait to force acquire it. This is measure against time of last
  // observed renewTime.
  // +optional
  optional int32 leaseDurationSeconds = 2;

  // acquireTime is a time when the current lease was acquired.
  // +optional

  // use the first element. Refer to: https://issue.k8s.io/106267
  // +listType=set
  repeated string addresses = 1;

  // conditions contains information about the current status of the endpoint.
  optional EndpointConditions conditions = 2;

  // hostname of this endpoint. This field may be used by consumers of
  // endpoints to distinguish endpoints from each other (e.g. in DNS names).

  // +optional
  optional k8s.io.apimachinery.pkg.util.intstr.IntOrString maxUnavailable = 3;

  // UnhealthyPodEvictionPolicy defines the criteria for when unhealthy pods
  // should be considered for eviction. Current implementation considers healthy pods,
  // as pods that have status.conditions item with type="Ready",status="True".
  //
  // Valid policies are IfHealthyBudget and AlwaysAllow.

  // +optional
  optional string holderIdentity = 1;

  // leaseDurationSeconds is a duration that candidates for a lease need
  // to wait to force acquire it. This is measure against time of last
  // observed renewTime.
  // +optional
  optional int32 leaseDurationSeconds = 2;

  // acquireTime is a time when the current lease was acquired.
  // +optional

message IPAddressSpec {
  // ParentRef references the resource that an IPAddress is attached to.
  // An IPAddress must reference a parent object.
  // +required
  optional ParentReference parentRef = 1;
}

// ParentReference describes a reference to a parent object.
message ParentReference {
  // Group is the group of the object being referenced.
  // +optional
  optional string group = 1;

  // use the first element. Refer to: https://issue.k8s.io/106267
  // +listType=set
  repeated string addresses = 1;

  // conditions contains information about the current status of the endpoint.
  optional EndpointConditions conditions = 2;

  // hostname of this endpoint. This field may be used by consumers of
  // endpoints to distinguish endpoints from each other (e.g. in DNS names).