From bd95ff2d6d2e7d1b0949b369037ddc4b8a3b02b6 Mon Sep 17 00:00:00 2001
From: Emery Hemingway <ehmry@posteo.net>
Date: Fri, 29 Nov 2019 22:29:32 +0100
Subject: [PATCH] Fix substringing in lib/yggdrasil-hq.nix

---
 lib/yggdrasil-hq.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/yggdrasil-hq.nix b/lib/yggdrasil-hq.nix
index ce92f017..21d026b3 100644
--- a/lib/yggdrasil-hq.nix
+++ b/lib/yggdrasil-hq.nix
@@ -4,7 +4,7 @@ with lib;
 let
   cfg = config.hq.yggdrasil;
   hostNameHash = builtins.hashString "sha256" config.networking.hostName;
-  hextets = map (i: substring (4 * i) (4 * (i + 1)) hostNameHash) [ 0 1 2 3 ];
+  hextets = map (i: substring (4 * i) 4 hostNameHash) [ 0 1 2 3 ];
   hostAddr = concatStringsSep ":" hextets;
 in {
   options = with types; {