let
  inherit (import ./helpers.nix) labHelpers nasUsers;
  inherit (labHelpers)
    guestPath
    mediaPath
    docsPath
    homePath
    miscPath
    userPath
    groupPath
    mntPath
    ;

  nasDirs = user: [
    "d ${userPath user} 0751 microvm wheel - -"
    "d ${homePath user} 0751 microvm wheel - -"
    "d ${guestPath user} 0751 microvm wheel - -"
    "d ${docsPath user} 0751 microvm wheel - -"
    "d ${mediaPath user} 0751 microvm wheel - -"
    "d ${miscPath user} 0751 microvm wheel - -"
  ];

  nasUserList = [
    nasUsers.nasUser0
    nasUsers.nasUser1
    nasUsers.nasUser2
  ];

  nasDirBuilder = builtins.concatLists (builtins.map (user: nasDirs user) nasUserList);

  defaultDirs = [
    "d ${mntPath} 0751 microvm wheel - -"
    "d ${groupPath} 0751 microvm wheel - -"
  ];
in
{
  systemd.tmpfiles.rules = defaultDirs ++ nasDirBuilder;
}