{ config, pkgs, ... }:

{

  environment.systemPackages = [ pkgs.rdiff-backup ];

  users.extraUsers.root.openssh.authorizedKeys.keys = [
    ''command="rdiff-backup --server --restrict-read-only /",no-port-forwarding,no-X11-forwarding,no-pty ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCiZhy9mm9sUeomfe9Vj5JhNE4l7YOkj7Yiii5Ni2RzUyj/dc9pxvNJSI+om/ruwb1n2gIYi0bOpwrZGiyvrUrpiqLcOwU6IOYLxnQ3E9nHLX3rsGMIyJtMcoBOcTY/rJMogqA4m6uMaaPEaeBlS5F/qb5UGIvQ7YlW1rF75RJ/QXrdL3Y7R3OJbG90QGR5EThs/1HOEBUKgkEcPQDodzNvZ8hFtznWrCw5bMSQYGMfY4WBc1b7UdLaYZ6vghQgsZ5IyvFDvCNTHTfhObYhv71YMXDkocAyI8XecNP1hoJ67oZ1xn06LEUEMiuXIQ4Ss7RYZLzNc2yrd5RYqCdd4x1n backups@aruanus''
  ];

}