From f5e671befb9898384a09c0cd9194d6baa0adf718 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Sun, 4 Dec 2022 07:30:23 +0100
Subject: [PATCH] Do not generate jobs for tftproot if it is known to fail

---
 flake.nix | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/flake.nix b/flake.nix
index 4a35cbd7..b21ff503 100644
--- a/flake.nix
+++ b/flake.nix
@@ -511,7 +511,7 @@
               "${host}-tftproot" =
                 if config.system.build ? tftproot
                 then config.system.build.tftproot
-                else throw "No tftproot for ${host}";
+                else lib.trace "No tftproot for ${host}" null;
             }
         ) {} (builtins.attrNames self.nixosConfigurations)
       ) self.legacyPackages;
@@ -1062,9 +1062,8 @@
             then nixosSystem.config.microvm.declaredRunner
             else nixosSystem.config.system.build.toplevel
           ) self.nixosConfigurations
-          //
-          nixos.lib.filterAttrs (name: _:
-            builtins.match ".+-tftproot" name != null
+          // nixos.lib.filterAttrs (name: attr:
+            (builtins.match ".+-tftproot" name != null && lib.isDerivation attr)
           ) self.packages.aarch64-linux
         );
     };