// +optional
  optional HorizontalPodAutoscalerSpec spec = 2;

  // status is the current information about the autoscaler.
  // +optional
  optional HorizontalPodAutoscalerStatus status = 3;
}

// HorizontalPodAutoscalerBehavior configures the scaling behavior of the target
// in both Up and Down directions (scaleUp and scaleDown fields respectively).

// or a value for non-objects such as user and group names.
message Subject {
  // Kind of object being referenced. Values defined by this API group are "User", "Group", and "ServiceAccount".
  // If the Authorizer does not recognized the kind value, the Authorizer should report an error.
  optional string kind = 1;

  // APIVersion holds the API group and version of the referenced subject.

  // If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be
  // stomped by the controller.
  // +optional
  optional AggregationRule aggregationRule = 3;
}

// ClusterRoleBinding references a ClusterRole, but not contain it.  It can reference a ClusterRole in the global namespace,
// and adds who information via Subject.

  // between 0000 and 0777 or a decimal value between 0 and 511.
  // YAML accepts both octal and decimal values, JSON requires decimal values for mode bits.
  // If not specified, the volume defaultMode will be used.
  // This might be in conflict with other options that affect the file
  // mode, like fsGroup, and the result can be other mode bits set.
  // +optional

                      items:
                        description: A label selector requirement is a selector that
                          contains values, a key, and an operator that relates the
                          key and values.
                        properties:
                          key:
                            description: key is the label key that the selector applies

of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in

  // requests and limits) known to Kubernetes describing a single container in
  // each pod of the current scale target (e.g. CPU or memory). Such metrics are
  // built in to Kubernetes, and have special scaling options on top of those
  // available to normal per-pod metrics using the "pods" source.
  // This is an alpha feature and can be enabled by the HPAContainerMetrics feature flag.
  // +optional

  // operation (because it implements the CSI ControllerPublishVolume()
  // method), and that the Kubernetes attach detach controller should call
  // the attach volume interface which checks the volumeattachment status
  // and waits until the volume is attached before proceeding to mounting.
  // The CSI external-attacher coordinates with CSI volume driver and updates
  // the volumeattachment status when the attach operation is complete.

  // perNodeHostBits defines the number of host bits to be configured per node.
  // A subnet mask determines how much of the address is used for network bits
  // and host bits. For example an IPv4 address of 192.168.0.0/24, splits the
  // address into 24 bits for the network portion and 8 bits for the host portion.
  // To allocate 256 IPs, set this field to 8 (a /24 mask for IPv4 or a /120 for IPv6).
  // Minimum value is 4 (16 IPs).

  // contain duplicate certificates, or that use PEM block headers.
  //
  // Users of ClusterTrustBundles, including Kubelet, are free to reorder and
  // deduplicate certificate blocks in this file according to their own logic,
  // as well as to drop PEM block headers and inter-block data.
  optional string trustBundle = 2;