{
  services.vsftpd = {
    enable = true;
    localUsers = true;
    writeEnable = true;
    chrootlocalUser = true;
    extraConfig = ''
      log_ftp_protocol=YES
      pasv_enable=YES
      pasv_min_port=51000
      pasv_max_port=51999
      local_umask=022
      file_open_mode=0777
      allow_writeable_chroot=YES
    '';
  };
}