From fd41246110a8d1f2c1a59c7ca3fc636163fcbe1a Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Wed, 2 Nov 2022 23:35:42 +0100
Subject: [PATCH] flake.nix: go even less into
 self.nixosConfigurations.*.config

---
 flake.nix | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/flake.nix b/flake.nix
index 9a0c08f0..27d2d900 100644
--- a/flake.nix
+++ b/flake.nix
@@ -478,8 +478,7 @@
           let
             inherit (self.nixosConfigurations.${host}) config;
           in
-            result //
-            nixos.lib.optionalAttrs (config.system.build ? vm) {
+            result // {
               # boot any machine in a microvm
               "${host}-vm" = (self.nixosConfigurations.${host}
                 .extendModules {
@@ -511,9 +510,11 @@
                   ];
                 })
                 .config.microvm.declaredRunner;
-            } //
-            nixos.lib.optionalAttrs (config.system.build ? tftproot) {
-              "${host}-tftproot" = config.system.build.tftproot;
+
+              "${host}-tftproot" =
+                if config.system.build ? tftproot
+                then config.system.build.tftproot
+                else throw "No tftproot for ${host}";
             }
         ) {} (builtins.attrNames self.nixosConfigurations)
       ) self.legacyPackages;