show configuration diffs

2023-12-16 16:02:41 +01:00 · 2023-12-16 16:02:41 +01:00 · 8a7c1ba6a9
commit 8a7c1ba6a9
parent 1e9a84f658
1 changed files with 6 additions and 1 deletions
--- a/configuration.nix
+++ b/configuration.nix
@ -1,7 +1,6 @@
 { pkgs, config, lib, modulesPath, ... }: {
  imports = [
    (modulesPath + "/installer/scan/not-detected.nix")
-    # ./modules/disk-config.nix
    ./modules/custom
    ./modules/uptimed.nix
  ];
@ -183,4 +182,10 @@
      experimental-features = nix-command flakes
    '';
  };
+
+  system.activationScripts.diff = ''
+    if [[ -e  /run/current-system ]]; then
+      ${pkgs.nix}/bin/nix store diff-closures /run/current-system "$systemConfig"
+    fi
+  '';
 }