// `matchingPrecedence` is used to choose among the FlowSchemas that match a given request. The chosen
  // FlowSchema is among those with the numerically lowest (which we take to be logically highest)
  // MatchingPrecedence.  Each MatchingPrecedence value must be ranged in [1,10000].
  // Note that if the precedence is not specified, it will be set to 1000 as default.
  // +optional

  // `matchingPrecedence` is used to choose among the FlowSchemas that match a given request. The chosen
  // FlowSchema is among those with the numerically lowest (which we take to be logically highest)
  // MatchingPrecedence.  Each MatchingPrecedence value must be ranged in [1,10000].
  // Note that if the precedence is not specified, it will be set to 1000 as default.
  // +optional

  // +optional
  optional string type = 1;

  // Rolling update config params. Present only if DeploymentStrategyType =
  // RollingUpdate.
  // ---
  // TODO: Update this to follow our convention for oneOf, whatever we decide it
  // to be.
  // +optional
  optional RollingUpdateDeployment rollingUpdate = 2;
}

// DEPRECATED.
message RollbackConfig {

  repeated VolumeAttachment items = 2;
}

// VolumeAttachmentSource represents a volume that should be attached.
// Right now only PersistenVolumes can be attached via external attacher,
// in future we may allow also inline volumes in pods.
// Exactly one member can be set.
message VolumeAttachmentSource {
  // persistentVolumeName represents the name of the persistent volume to attach.
  // +optional

// a number greater than 2^63-1 in magnitude, nor may it have more than 3 decimal
// places. Numbers larger or more precise will be capped or rounded up.
// (E.g.: 0.1m will rounded up to 1m.)
// This may be extended in the future if we require larger or smaller quantities.
//
// When a Quantity is parsed from a string, it will remember the type of suffix
// it had, and will use the same type again when it is serialized.
//

  // Status is the status of the condition.
  // Can be True, False, Unknown.
  // More info: http://kubernetes.io/docs/user-guide/carp-states#carp-conditions
  optional string status = 2;

  // Last time we probed the condition.
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastProbeTime = 3;

  // Last time the condition transitioned from one status to another.
  // +optional

  // and identical values are considered to be in the same topology.
  // We consider each <key, value> as a "bucket", and try to put balanced number
  // of pods into each bucket.
  // We define a domain as a particular instance of a topology.
  // Also, we define an eligible domain as a domain whose nodes meet the requirements of
  // nodeAffinityPolicy and nodeTaintsPolicy.

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.Status status = 3;

  // The patch body. Currently we only support "JSONPatch" which implements RFC 6902.
  // +optional
  optional bytes patch = 4;

  // The type of Patch. Currently we only allow "JSONPatch".
  // +optional
  optional string patchType = 5;

  repeated VolumeAttachment items = 2;
}

// VolumeAttachmentSource represents a volume that should be attached.
// Right now only PersistenVolumes can be attached via external attacher,
// in future we may allow also inline volumes in pods.
// Exactly one member can be set.
message VolumeAttachmentSource {
  // persistentVolumeName represents the name of the persistent volume to attach.
  // +optional

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.Status status = 3;

  // The patch body. Currently we only support "JSONPatch" which implements RFC 6902.
  // +optional
  optional bytes patch = 4;

  // The type of Patch. Currently we only allow "JSONPatch".
  // +optional
  optional string patchType = 5;