From 03da1c3be65b460b0241459c4e0c112786465301 Mon Sep 17 00:00:00 2001
From: bit <bit@das-labor.org>
Date: Fri, 22 Aug 2025 17:28:18 +0200
Subject: [PATCH] fix race-condition between system-build and
 flake-modification-time check

---
 module/script.nix | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/module/script.nix b/module/script.nix
index f13df5f..4727319 100644
--- a/module/script.nix
+++ b/module/script.nix
@@ -19,9 +19,6 @@
 }:
 ''
 do_update() {
-        hostname=$(${hostname})
-        new_system=$(nix build --refresh --no-link --print-out-paths "${cfg.flake}#nixosConfigurations.''${hostname}.config.system.build.toplevel")
-        
         last_flake_update_time() {
                 nix flake metadata --refresh --json "$1" | ${jq} .lastModified
         }
@@ -77,6 +74,10 @@ do_update() {
                 fi
         }
         
+        hostname=$(${hostname})
+        flake_update_time=$(last_flake_update_time "${cfg.flake}")
+        new_system=$(nix build --refresh --no-link --print-out-paths "${cfg.flake}#nixosConfigurations.''${hostname}.config.system.build.toplevel")
+        
         latest_system=$(boot_system_path)
         
         
@@ -99,7 +100,6 @@ do_update() {
         fi
         
         system_update_time=$(last_update_time)
-        flake_update_time=$(last_flake_update_time "${cfg.flake}")
         
         echo "last system update: $(${date} -d @"$system_update_time")"
         echo "last flake update: $(${date} -d @"$flake_update_time")"