// AdmissionRequest describes the admission.Attributes for the admission request.
message AdmissionRequest {
  // UID is an identifier for the individual request/response. It allows us to distinguish instances of requests which are
  // otherwise identical (parallel requests, requests when earlier requests did not modify etc)
  // The UID is meant to track the round trip (request/response) between the KAS and the WebHook, not the user request.

  // Information about the requesting user.
  // See user.Info interface for details.
  // +optional
  optional string username = 2;

  // UID information about the requesting user.
  // See user.Info interface for details.
  // +optional
  optional string uid = 3;

  // Group information about the requesting user.
  // See user.Info interface for details.
  // +listType=atomic
  // +optional

// The default event reporter in "k8s.io/client-go/tools/events/event_broadcaster.go" shows
// how this struct is updated on heartbeats and can guide customized reporter implementations.
message EventSeries {
  // count is the number of occurrences in this series up to the last heartbeat time.
  optional int32 count = 1;

  // it needs a reflection here.
  // +optional
  map<string, ExtraValue> extra = 5;

  // UID information about the requesting user.
  // +optional
  optional string uid = 6;
}

// SubjectAccessReviewStatus
message SubjectAccessReviewStatus {
  // Allowed is required. True if the action would be allowed, false otherwise.

  // 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;

  // The names of groups this user is a part of.
  // +optional
  repeated string groups = 3;

  // Any additional information provided by the authenticator.
  // +optional

  // This list might grow, but the prefix will be used.
  // "csi.storage.k8s.io/pod.name": pod.Name
  // "csi.storage.k8s.io/pod.namespace": pod.Namespace
  // "csi.storage.k8s.io/pod.uid": string(pod.UID)
  // "csi.storage.k8s.io/ephemeral": "true" if the volume is an ephemeral inline volume
  //                                 defined by a CSIVolumeSource, otherwise "false"
  //

  // (succeeded or failed), the controller does three steps to account for it
  // in the job status:
  //
  // 1. Add the pod UID to the arrays in this field.
  // 2. Remove the pod finalizer.
  // 3. Remove the pod UID from the arrays while increasing the corresponding
  //     counter.
  //
  // Old jobs might not be tracked using this field, in which case the field
  // remains null.

  // rule is the strategy that will dictate the allowable RunAsGroup values that may be set.
  optional string rule = 1;

  // ranges are the allowed ranges of gids that may be used. If you would like to force a single gid
  // then supply a single range with the same start and end. Required for MustRunAs.
  // +optional
  repeated IDRange ranges = 2;
}

  optional string resource = 3;

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

  // UID identifies exactly one incarnation of the resource.
  optional string uid = 5;
}

// ResourceClaimList is a collection of claims.
message ResourceClaimList {
  // Standard list metadata
  // +optional

  // it needs a reflection here.
  // +optional
  map<string, ExtraValue> extra = 5;

  // UID information about the requesting user.
  // +optional
  optional string uid = 6;
}

// SubjectAccessReviewStatus
message SubjectAccessReviewStatus {
  // Allowed is required. True if the action would be allowed, false otherwise.