# Backup your data, kids! { config, lib, ... }: let cfg = config.my.services.postgresql-backup; in { options.my.services.postgresql-backup = { enable = lib.mkEnableOption "Backup SQL databases"; }; config = lib.mkIf cfg.enable { services.postgresqlBackup = { enable = true; backupAll = true; location = "/var/backup/postgresql"; }; my.services.backup = { paths = [ config.services.postgresqlBackup.location ]; # No need to store previous backups thanks to `restic` exclude = [ (config.services.postgresqlBackup.location + "/*.prev.sql.gz") ]; }; }; }