optional string addressType = 4;

  // endpoints is a list of unique endpoints in this slice. Each slice may
  // include a maximum of 1000 endpoints.
  // +listType=atomic
  repeated Endpoint endpoints = 2;

  // ports specifies the list of network ports exposed by each endpoint in
  // this slice. Each port must have a unique name. When ports is empty, it

package multicluster

import (
	"context"

	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/types"
	"k8s.io/client-go/kubernetes"
)

// Use UUID of kube-system Namespace as unique identifier for cluster.
// (see https://docs.google.com/document/d/1F__vEKeI41P7PPUCMM9PVPYY34pyrvQI5rbTJVnS5c4)
func clusterUID(client kubernetes.Interface) (types.UID, error) {

message VolumeNodeResources {
  // count indicates the maximum number of unique volumes managed by the CSI driver that can be used on a node.
  // A volume that is both attached and mounted on a node is considered to be used once, not twice.
  // The same rule applies for a unique volume that is shared among multiple pods on the same node.

// user.Info interface.
message UserInfo {
  // The name that uniquely identifies this user among all active users.
  // +optional
  optional string username = 1;

  // A unique value that identifies this user across time. If this user is
  // deleted and another user by the same name is added, they will have
  // different UIDs.
  // +optional
  optional string uid = 2;

  optional int64 sizeBytes = 2;
}

// ContainerPort represents a network port in a single container.
message ContainerPort {
  // If specified, this must be an IANA_SVC_NAME and unique within the pod. Each
  // named port in a pod must have a unique name. Name for the port that can be
  // referred to by services.
  // +optional
  optional string name = 1;

  // Number of port to expose on the host.

  // Last time the condition transitioned from one status to another.
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastTransitionTime = 4;

  // Unique, one-word, CamelCase reason for the condition's last transition.
  // +optional
  optional string reason = 5;

  // Human-readable message indicating details about last transition.
  // +optional

                properties:
                  name:
                    description: name is unique within a namespace to reference a
                      secret resource.
                    type: string
                  namespace:
                    description: namespace defines the space within which the secret
                      name must be unique.
                    type: string
                type: object

}

func unexpandDomains(domains []string) []string {
	unique := sets.New(domains...)
	shouldDelete := sets.New[string]()
	for _, h := range domains {
		stripFull := strings.TrimSuffix(h, ".svc.cluster.local")
		if unique.Contains(stripFull) && stripFull != h {
			shouldDelete.Insert(h)
		}
		stripPartial := strings.TrimSuffix(h, ".svc")
		if unique.Contains(stripPartial) && stripPartial != h {
			shouldDelete.Insert(h)

}

// APIResourceDiscovery provides information about an API resource for discovery.
message APIResourceDiscovery {
  // resource is the plural name of the resource.  This is used in the URL path and is the unique identifier
  // for this resource across all versions in the API group.
  // Resources with non-empty groups are located at /apis/<APIGroupDiscovery.objectMeta.name>/<APIVersionDiscovery.version>/<APIResourceDiscovery.Resource>

  // +optional
  optional string name = 1;

  // GenerateName is an optional prefix, used by the server, to generate a unique
  // name ONLY IF the Name field has not been provided.
  // If this field is used, the name returned to the client will be different
  // than the name passed. This value will also be combined with a unique suffix.
  // The provided value has the same validation rules as the Name field,