From d8d77b8de0517868e9a698bc54303a2b737eeac1 Mon Sep 17 00:00:00 2001
From: Yaroslav Bolyukin <iam@lach.pw>
Date: Mon, 11 Nov 2024 01:27:42 +0000
Subject: [PATCH] feat: default for nixpkgs.buildUsing


---
--- a/README.adoc
+++ b/README.adoc
@@ -47,9 +47,6 @@
 
       # Single flake may contain multiple fleet configurations, default one is called... `default`
       fleetConfigurations.default = {
-        # nixpkgs used to build the systems
-        nixpkgs.buildUsing = inputs.nixpkgs;
-
         # nixos option section of fleet config declares module, which is used for all configured nixos hosts.
         nixos = {
           imports = [inputs.lanzaboote.nixosModules.lanzaboote];
--- a/lib/flakePart.nix
+++ b/lib/flakePart.nix
@@ -10,7 +10,7 @@
   inherit (lib.attrsets) mapAttrs;
   inherit (lib.types) lazyAttrsOf deferredModule unspecified str;
   inherit (lib.strings) isPath;
-  inherit (lib.modules) mkIf;
+  inherit (lib.modules) mkIf mkOptionDefault;
 in {
   options.fleetModules = mkOption {
     type = lazyAttrsOf unspecified;
@@ -44,7 +44,10 @@
                     Nixpkgs to use for fleetConfiguration evaluation.
                   '';
                 };
-                config._module.check = false;
+                config = {
+                  _module.check = false;
+                  nixpkgs.buildUsing = mkOptionDefault inputs.nixpkgs;
+                };
               }
             ];
           };
@@ -60,6 +63,7 @@
                       if isPath data
                       then import data
                       else data;
+                    nixpkgs.buildUsing = mkOptionDefault bootstrapNixpkgs;
                     nixpkgs.overlays = [
                       (final: prev:
                         import ../pkgs {

-- 
gitstuff