# Tracker daemon. { config, pkgs, ... }: with pkgs.lib; let gnome3 = config.environment.gnome3.packageSet; in { ###### interface options = { services.gnome3.tracker = { enable = mkOption { type = types.bool; default = false; description = '' Whether to enable Tracker services, a search engine, search tool and metadata storage system. ''; }; }; }; ###### implementation config = mkIf config.services.gnome3.tracker.enable { environment.systemPackages = [ gnome3.tracker ]; services.dbus.packages = [ gnome3.tracker ]; }; }