From 79f0abfdfc996882306d65cc1b815286c2c92648 Mon Sep 17 00:00:00 2001
From: lassulus <lass@aidsballs.de>
Date: Fri, 18 Sep 2015 03:00:29 +0200
Subject: lass 4: add getDefaultGateway helper function

---
 lass/4lib/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'lass')

diff --git a/lass/4lib/default.nix b/lass/4lib/default.nix
index 21a083d1a..2e493177d 100644
--- a/lass/4lib/default.nix
+++ b/lass/4lib/default.nix
@@ -17,4 +17,8 @@ krebs // rec {
         ln -s ${pkgs.writeScript name content} $out/bin/${name}
       '';
     };
+
+  getDefaultGateway = ip:
+    concatStringsSep "." (take 3 (splitString "." ip) ++ ["1"]);
+
 }
-- 
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