nix-deploy/stable/config/hosts/mail/services/restic.nix

{ config, ... }:

{

  services.restic.backups = {
    "mail" = {
      paths = [ "/var/vmail" ];
      repository = "sftp:restic@despondos.nao.sh:/etheria/backup/mail/mail";
      initialize = true;
      pruneOpts = [ "--keep-daily 7" "--keep-weekly 5" "--keep-monthly 12" "--keep-yearly 75" ];
      timerConfig = { "OnCalendar" = "02:15"; };
      extraOptions = [ "sftp.command='ssh restic@despondos.nao.sh -i ${config.secrets.files.ssh_key.file} -s sftp'" ];
      passwordFile = builtins.toString config.secrets.files.restic_pass.file;
      user = "virtualMail";
    };
  };
}