nix: Make nix-shell not fail on non-krops machines

Only krops stores the current configuration under /var/src/config. As I use krops much less, this is not present on all machines.
2023-09-20 22:11:54 +02:00 · 2023-09-20 22:11:54 +02:00 · a39a2ba616
parent b10b83c207
commit a39a2ba616
1 changed files with 1 additions and 1 deletions
--- a/modules/nix.nix
+++ b/modules/nix.nix
@ -10,7 +10,7 @@ let
      let
        # Load the system config and get the `nixpkgs.overlays` option
        # This fails gracefully if getFlake is not available
-        overlays = if builtins.hasAttr "getFlake" builtins
+        overlays = if (builtins.hasAttr "getFlake" builtins && builtins.pathExists "/var/src/config")
          then (builtins.getFlake "/var/src/config").nixosConfigurations.${config.networking.hostName}.config.nixpkgs.overlays
          else [ ];
      in