From a7b5ddde9671cab961a337cce519261d0910799b Mon Sep 17 00:00:00 2001
From: Alexander Kobjolke <me@failco.de>
Date: Mon, 24 Jan 2022 19:09:51 +0100
Subject: [PATCH] Enable binary cache for haskell.nix

---
 hosts/thrall/default.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hosts/thrall/default.nix b/hosts/thrall/default.nix
index 8e6d8e1..f94da5f 100644
--- a/hosts/thrall/default.nix
+++ b/hosts/thrall/default.nix
@@ -14,6 +14,12 @@
     experimental-features = nix-command flakes ca-derivations
   '';
   #nix.registry.nixpkgs.flake = nixpkgs;
+
+  # Binary Cache for Haskell.nix
+  nix.binaryCachePublicKeys =
+    [ "hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ=" ];
+  nix.binaryCaches = [ "https://hydra.iohk.io" ];
+
   # Use the GRUB 2 boot loader.
   boot.loader.grub.enable = true;
   boot.loader.grub.version = 2;