nixos/sane: point env vars to /etc for quick reload

Point $SANE_CONFIG_DIR and $LD_LIBRARY_PATH to symlinks in /etc, instead
of directly to nix store paths, so that activating a new configuration
takes effect immediately, instead of requiring users to re-login.
This commit is contained in:
Bjørn Forsman 2022-11-05 10:16:58 +01:00
parent 2ce9f6b6ac
commit 4fbec87a5b

View File

@ -28,8 +28,8 @@ let
};
env = {
SANE_CONFIG_DIR = config.hardware.sane.configDir;
LD_LIBRARY_PATH = [ "${saneConfig}/lib/sane" ];
SANE_CONFIG_DIR = "/etc/sane.d";
LD_LIBRARY_PATH = [ "/etc/sane-libs" ];
};
backends = [ pkg netConf ] ++ optional config.services.saned.enable sanedConf ++ config.hardware.sane.extraBackends;
@ -156,6 +156,8 @@ in
environment.systemPackages = backends;
environment.sessionVariables = env;
environment.etc."sane.d".source = config.hardware.sane.configDir;
environment.etc."sane-libs".source = "${saneConfig}/lib/sane";
services.udev.packages = backends;
users.groups.scanner.gid = config.ids.gids.scanner;