nixos/home-manager/modules/restic.nix

{ inputs, pkgs, ... }: {
  ##-- Restic Timers And Services --##

  # Restic backup
  systemd.user.services = {
    restic_backup = {
      Unit.Description = "Restic backup service";
      Service = {
        Type = "oneshot";
        ExecStart = toString (pkgs.writeShellScript "restic-backup" ''
          . /etc/restic/local
          restic backup --files-from /home/crony/.config/restic/list --verbose && restic forget --keep-last 10 --keep-daily 7 --keep-weekly 5 --keep-monthly 12
          . /etc/restic/online
          restic backup --files-from /home/crony/.config/restic/list --verbose && restic forget --keep-last 10 --keep-daily 7 --keep-weekly 5 --keep-monthly 12
        '');
      };
    };
  };
  systemd.user.timers = {
    restic_backup = {
      Unit.Description = "Restic backup timer";
      Timer = {
        OnBootSec = "5m";
        OnUnitActiveSec = "6h";
      };
      Install.WantedBy = [ "timers.target" ];
    };
  };

  # Restic check
  systemd.user.services = {
    restic_check = {
      Unit.Description = "Restic check service";
      Service = {
        Type = "oneshot";
        ExecStart = toString (pkgs.writeShellScript "restic-check" ''
          . /etc/restic/local
          restic check --read-data-subset=10%
          . /etc/restic/online
          restic check --read-data-subset=10%
        '');
      };
    };
  };
  systemd.user.timers = {
    restic_check = {
      Unit.Description = "Restic check timer";
      Timer = { OnCalendar = "Thu *-*-* 18:00:00"; };
      Install.WantedBy = [ "timers.target" ];
    };
  };

  # Restic prune
  systemd.user.services = {
    restic_prune = {
      Unit.Description = "Restic prune service";
      Service = {
        Type = "oneshot";
        ExecStart = toString (pkgs.writeShellScript "restic-prune" ''
          . /etc/restic/local
          restic prune
          . /etc/restic/online
          restic prune
        '');
      };
    };
  };
  systemd.user.timers = {
    restic_prune = {
      Unit.Description = "Restic prune timer";
      Timer = { OnCalendar = "Fri *-*-* 18:00:00"; };
      Install.WantedBy = [ "timers.target" ];
    };
  };
}