// compares the MaximumVolumeSize against the requested size of pending volumes
// to filter out unsuitable nodes. If MaximumVolumeSize is unset, it falls back
// to a comparison against the less precise Capacity. If that is also unset,
// the scheduler assumes that capacity is insufficient and tries some other
// node.
message CSIStorageCapacity {

  // +optional
  optional string description = 4;

  // preemptionPolicy is the Policy for preempting pods with lower priority.
  // One of Never, PreemptLowerPriority.
  // Defaults to PreemptLowerPriority if unset.
  // +optional
  optional string preemptionPolicy = 5;
}

// PriorityClassList is a collection of priority classes.
message PriorityClassList {
  // Standard list metadata

  //  "ipsec tunnel",
  //  "ipsec user",
  //  "timestamping",
  //  "ocsp signing",
  //  "microsoft sgc",
  //  "netscape sgc"
  // +listType=atomic
  repeated string usages = 5;

  // 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 description = 4;

  // preemptionPolicy is the Policy for preempting pods with lower priority.
  // One of Never, PreemptLowerPriority.
  // Defaults to PreemptLowerPriority if unset.
  // +optional
  optional string preemptionPolicy = 5;
}

// PriorityClassList is a collection of priority classes.
message PriorityClassList {
  // Standard list metadata

  // +optional
  optional string description = 4;

  // preemptionPolicy is the Policy for preempting pods with lower priority.
  // One of Never, PreemptLowerPriority.
  // Defaults to PreemptLowerPriority if unset.
  // +optional
  optional string preemptionPolicy = 5;
}

// PriorityClassList is a collection of priority classes.
message PriorityClassList {
  // Standard list metadata