From f6b22a776eef0e10e04498d892ff16394f4ed912 Mon Sep 17 00:00:00 2001
From: chayleaf <chayleaf-git@pavluk.org>
Date: Wed, 18 Oct 2023 18:35:41 +0700
Subject: [PATCH] work around https://github.com/NixOS/hydra/issues/1186

---
 extra-builtins.nix           | 11 +++++++++--
 home/common/firefox.nix      |  2 +-
 system/hosts/server/home.nix |  2 ++
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/extra-builtins.nix b/extra-builtins.nix
index 6352e17..6a8b067 100644
--- a/extra-builtins.nix
+++ b/extra-builtins.nix
@@ -13,11 +13,18 @@
           )"'"'
         '' ];
       in derivation {
-        inherit name;
+        __contentAddressed = true;
+        outputHashAlgo = "sha256";
+        outputHashMode = "recursive";
+        preferLocalBuild = true;
+        allowSubstitutes = false;
+        allowedReferences = [];
+        passAsFile = [ "archive" ];
+        inherit name archive;
         inherit (pkgs) system;
         builder = "${pkgs.bash}/bin/bash";
         args = [ "-c" ''
-          echo '${archive}' | ${pkgs.coreutils}/bin/base64 -d |
+          ${pkgs.coreutils}/bin/base64 -d "$archivePath" |
             ${pkgs.gnutar}/bin/tar -P --transform="s#!#$out#" -I ${pkgs.zstd}/bin/zstd -x
         '' ];
       };
diff --git a/home/common/firefox.nix b/home/common/firefox.nix
index a5a0b9f..887a105 100644
--- a/home/common/firefox.nix
+++ b/home/common/firefox.nix
@@ -32,7 +32,7 @@
         inherit (pkgs.librewolf-unwrapped) extraPrefsFiles extraPoliciesFiles;
         wmClass = "LibreWolf";
         libName = "librewolf";
-        enableKeePassXC = true;
+        cfg.enableKeePassXC = true;
       };
     profiles = {
       chayleaf = {
diff --git a/system/hosts/server/home.nix b/system/hosts/server/home.nix
index 5b8352f..63c513b 100644
--- a/system/hosts/server/home.nix
+++ b/system/hosts/server/home.nix
@@ -150,6 +150,8 @@ in {
   nix.daemonCPUSchedPolicy = "idle";
   nix.daemonIOSchedClass = "idle";
   systemd.services.hydra-evaluator = lib.mkIf config.services.hydra.enable {
+    # https://github.com/NixOS/hydra/issues/1186
+    environment.GC_DONT_GC = "1";
     serviceConfig.CPUQuota = "100%";
     serviceConfig.CPUSchedulingPolicy = "idle";
     serviceConfig.IOSchedulingClass = "idle";