message Unknown {
  optional TypeMeta typeMeta = 1;

  // Raw will hold the complete serialized object which couldn't be matched
  // with a registered type. Most likely, nothing should be done with this
  // except for passing it through the system.
  optional bytes raw = 2;

  // ContentEncoding is encoding used to encode 'Raw' data.
  // Unspecified means no encoding.
  optional string contentEncoding = 3;

  //
  // The CSI driver specifies podInfoOnMount as part of driver deployment.
  // If true, Kubelet will pass pod information as VolumeContext in the CSI NodePublishVolume() calls.
  // The CSI driver is responsible for parsing and validating the information passed in as VolumeContext.
  //
  // The following VolumeConext will be passed if podInfoOnMount is set to true.
  // This list might grow, but the prefix will be used.

  optional int32 desiredNumberScheduled = 3;

  // Total number of nodes that should be running the daemon pod and have one
  // or more of the daemon pod running with a Ready Condition by passing the readinessProbe.
  optional int32 numberReady = 4;

  // The most recent generation observed by the daemon set controller.
  // +optional
  optional int64 observedGeneration = 5;

  //
  // The CSI driver specifies podInfoOnMount as part of driver deployment.
  // If true, Kubelet will pass pod information as VolumeContext in the CSI NodePublishVolume() calls.
  // The CSI driver is responsible for parsing and validating the information passed in as VolumeContext.
  //
  // The following VolumeConext will be passed if podInfoOnMount is set to true.
  // This list might grow, but the prefix will be used.

  // `JobPodFailurePolicy` feature gate (disabled by default).
  // +optional
  optional PodFailurePolicy podFailurePolicy = 11;

  // Specifies the number of retries before marking this job failed.
  // Defaults to 6
  // +optional
  optional int32 backoffLimit = 7;

  // A label query over pods that should match the pod count.
  // Normally, the system sets this field for you.

  // +optional
  optional string message = 2;

  // reason is a brief CamelCase string that describes any failure and is meant
  // for machine parsing and tidy display in the CLI.
  // +optional
  optional string reason = 3;
}

// Represents a Photon Controller persistent disk resource.
message PhotonPersistentDiskVolumeSource {