// ip is set for load-balancer ingress points that are IP based.
  // +optional
  optional string ip = 1;

  // hostname is set for load-balancer ingress points that are DNS based.
  // +optional
  optional string hostname = 2;

  // ports provides information about the ports exposed by this LoadBalancer.
  // +listType=atomic
  // +optional
  repeated IngressPortStatus ports = 4;
}

  // in the zone and nodeName fields instead.
  // +optional
  map<string, string> deprecatedTopology = 5;

  // nodeName represents the name of the Node hosting this endpoint. This can
  // be used to determine endpoints local to a Node.
  // +optional
  optional string nodeName = 6;

  // zone is the name of the Zone this endpoint exists in.
  // +optional
  optional string zone = 7;

  // the smallest value of such global default PriorityClasses will be used as the default priority.
  // +optional
  optional bool globalDefault = 3;

  // description is an arbitrary string that usually provides guidelines on
  // when this priority class should be used.
  // +optional
  optional string description = 4;

  // preemptionPolicy is the Policy for preempting pods with lower priority.

    # Get main dependencies
    dependencies: List[str] = metadata.get("dependencies", [])
    # Add optional dependencies to the default dependencies for this (non-slim) package
    for include_optional in include_optional_dependencies:
        optional_dependencies_group = optional_dependencies.get(include_optional, [])

  // +optional
  optional UserSubject user = 2;

  // `group` matches based on user group name.
  // +optional
  optional GroupSubject group = 3;

  // `serviceAccount` matches ServiceAccounts.
  // +optional
  optional ServiceAccountSubject serviceAccount = 4;
}

// UserSubject holds detailed information for user-kind subject.
message UserSubject {

  // +optional
  optional UserSubject user = 2;

  // `group` matches based on user group name.
  // +optional
  optional GroupSubject group = 3;

  // `serviceAccount` matches ServiceAccounts.
  // +optional
  optional ServiceAccountSubject serviceAccount = 4;
}

// UserSubject holds detailed information for user-kind subject.
message UserSubject {

  // observed renewTime.
  // +optional
  optional int32 leaseDurationSeconds = 2;

  // acquireTime is a time when the current lease was acquired.
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.MicroTime acquireTime = 3;

  // renewTime is a time when the current holder of a lease has last
  // updated the lease.
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.MicroTime renewTime = 4;

  // the smallest value of such global default PriorityClasses will be used as the default priority.
  // +optional
  optional bool globalDefault = 3;

  // description is an arbitrary string that usually provides guidelines on
  // when this priority class should be used.
  // +optional
  optional string description = 4;

  // preemptionPolicy is the Policy for preempting pods with lower priority.

  // +optional
  optional string namespace = 6;

  // Operation is the operation being performed. This may be different than the operation
  // requested. e.g. a patch can result in either a CREATE or UPDATE Operation.
  optional string operation = 7;

  // UserInfo is information about the requesting user
  optional k8s.io.api.authentication.v1.UserInfo userInfo = 8;

  // Object is the object from the incoming request.
  // +optional

    @Nonnull
    default Optional<Version> getLowerVersion() {
        return getVersions().isEmpty()
                ? Optional.empty()
                : Optional.of(getVersions().get(0));
    }

    @Nonnull
    default Optional<Version> getHigherVersion() {
        return getVersions().isEmpty()
                ? Optional.empty()
                : Optional.of(getVersions().get(getVersions().size() - 1));
    }