optional string attacher = 1;

  // source represents the volume that should be attached.
  optional VolumeAttachmentSource source = 2;

  // nodeName represents the node that the volume should be attached to.
  optional string nodeName = 3;
}

// VolumeAttachmentStatus is the status of a VolumeAttachment request.
message VolumeAttachmentStatus {
  // attached indicates the volume is successfully attached.

  optional string attacher = 1;

  // source represents the volume that should be attached.
  optional VolumeAttachmentSource source = 2;

  // nodeName represents the node that the volume should be attached to.
  optional string nodeName = 3;
}

// VolumeAttachmentStatus is the status of a VolumeAttachment request.
message VolumeAttachmentStatus {
  // attached indicates the volume is successfully attached.