From fc6123bf8577ca76b0c1458aa0ae6aedce62c5e3 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Sat, 15 May 2021 16:40:27 +0200
Subject: ...

---
 flake.nix | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'flake.nix')

diff --git a/flake.nix b/flake.nix
index 5204b447..ea3d0747 100644
--- a/flake.nix
+++ b/flake.nix
@@ -26,11 +26,11 @@
 
   outputs = { self, nixpkgs, home-manager, sops-nix }@inputs:
     let
-      inherit (builtins) attrNames attrValues elemAt toJSON;
+      inherit (builtins) attrNames attrValues elemAt toJSON isNull pathExists;
       inherit (nixpkgs) lib;
       utils = import ./utils { inherit lib; };
       inherit (utils) recImport overrideModule;
-      inherit (lib) nixosSystem mkIf splitString filterAttrs listToAttrs mapAttrsToList nameValuePair concatMap composeManyExtensions mapAttrs mapAttrs' recursiveUpdate genAttrs unique elem;
+      inherit (lib) nixosSystem mkIf splitString filterAttrs listToAttrs mapAttrsToList nameValuePair concatMap composeManyExtensions mapAttrs mapAttrs' recursiveUpdate genAttrs unique elem optionalAttrs;
 
       accountUserName = accountName: 
         let
@@ -118,11 +118,11 @@
             netboot = { path = "nixos/modules/installer/netboot/netboot-minimal.nix"; output = out: (self.legacyPackages.${system}.symlinkJoin { name = "netboot"; paths = with out.config.system.build; [ netbootRamdisk kernel netbootIpxeScript ]; preferLocalBuild = true; }); };
           };
 
+      installerConfig = if pathExists ./installer.nix then "installer.nix" else (if pathExists ./installer then "installer" else null);
       installers =
         let mkInstallers = system: mapAttrs (mkInstaller system) (installerProfiles system);
             mkInstaller = system: name: {profile, output}: output (mkNixosConfiguration [profile { config = { nixpkgs.system = system; }; }] ./. installerConfig "installer");
-            installerConfig = if builtins.pathExists ./installer.nix then "installer.nix" else (if builtins.pathExists ./installer then "installer" else null);
-        in if !(builtins.isNull installerConfig) then { installers = forAllSystems (system: _systemPkgs: mkInstallers system); } else {};
+        in if !(isNull installerConfig) then { installers = forAllSystems (system: _systemPkgs: mkInstallers system); } else {};
     in
       {
         nixosModules =
@@ -131,9 +131,9 @@
               users = recImport rec { dir = ./users; _import = mkUserModule dir; };
               userProfiles = forAllUsers (userName: recImport rec { dir = ./user-profiles; _import = mkUserProfile userName dir; });
               accounts = recursiveUpdate rootAccounts (recImport rec { dir = ./accounts; _import = mkAccountModule dir; });
-              rootAccounts = listToAttrs (map (hostName: nameValuePair "root@${hostName}" ({...}: { imports = [ self.nixosModules.users.root or ({...}: { imports = defaultUserProfiles "root"; }) ]; })) (attrNames self.nixosConfigurations ++ lib.optional (installers != {}) "installer" ));
+              rootAccounts = mapAttrs' (hostName: _value: nameValuePair "root@${hostName}" ({...}: { imports = [ self.nixosModules.users.root or ({...}: { imports = defaultUserProfiles "root"; }) ]; })) self.nixosConfigurations;
           in modulesAttrs // { inherit systemProfiles users userProfiles accounts; };
-        nixosConfigurations = recImport rec { dir = ./hosts; _import = mkNixosConfiguration [] dir; };
+        nixosConfigurations = optionalAttrs (!(isNull installerConfig)) { installer = installerConfig; } // recImport rec { dir = ./hosts; _import = mkNixosConfiguration [] dir; };
 
         homeManagerModules = recImport rec { dir = ./home-modules; };
 
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