// 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;
}

// Subject contains a reference to the object or user identities a role binding applies to.  This can either hold a direct API object reference,

  // APIGroup is the group for the resource being referenced. It is
  // empty for the core API. This matches the group in the APIVersion
  // that is used when creating the resources.
  // +optional
  optional string apiGroup = 1;

  // Resource is the type of resource being referenced, for example "pods".
  optional string resource = 3;

  // Name is the name of resource being referenced.
  optional string name = 4;

  // Kind is the API kind the resources belong to.
  // Required.
  optional string kind = 2;
}

// ParamRef references a parameter resource
// +structType=atomic
message ParamRef {
  // Name of the resource being referenced.
  optional string name = 1;

  // Namespace of the referenced resource.
  // Should be empty for the cluster-scoped resources
  // +optional
  optional string namespace = 2;
}

  // 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;
}

// Subject contains a reference to the object or user identities a role binding applies to.  This can either hold a direct API object reference,

  // 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;
}

// Subject contains a reference to the object or user identities a role binding applies to.  This can either hold a direct API object reference,

  // +optional
  optional HTTPIngressRuleValue http = 1;
}

// IngressServiceBackend references a Kubernetes Service as a Backend.
message IngressServiceBackend {
  // name is the referenced service. The service must exist in
  // the same namespace as the Ingress object.
  optional string name = 1;

  // port of the referenced service. A port name or port number
  // is required for a IngressServiceBackend.

}

// IngressBackend describes all endpoints for a given service and port.
message IngressBackend {
  // Specifies the name of the referenced service.
  // +optional
  optional string serviceName = 1;

  // Specifies the port of the referenced service.
  // +optional
  optional k8s.io.apimachinery.pkg.util.intstr.IntOrString servicePort = 2;

  optional string uid = 4;

  // If true, this reference points to the managing controller.
  // +optional
  optional bool controller = 6;

  // If true, AND if the owner has the "foregroundDeletion" finalizer, then
  // the owner cannot be deleted from the key-value store until this
  // reference is removed.

  //   Requests for this signer are never auto-approved by kube-controller-manager, and can be issued by the "csrsigning" controller in kube-controller-manager.
  //
  // More details are available at https://k8s.io/docs/reference/access-authn-authz/certificate-signing-requests/#kubernetes-signers
  //
  // Custom signerNames can also be specified. The signer defines:
  //  1. Trust distribution: how trust (CA bundles) are distributed.

  // The only allowed template.spec.restartPolicy value is "Always".
  optional k8s.io.api.core.v1.PodTemplateSpec template = 3;

  // volumeClaimTemplates is a list of claims that pods are allowed to reference.
  // The StatefulSet controller is responsible for mapping network identities to
  // claims in a way that maintains the identity of a pod. Every claim in