From ae73660522fb8a02a86eaa7124285a3aaa3cbb14 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Fri, 11 Nov 2016 01:50:59 +0100
Subject: krebs: no extraHosts w/o aliases #2

---
 krebs/3modules/default.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index e6ad449f..82ede952 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -130,7 +130,9 @@ let
               shorts = let s = ".${cfg.search-domain}"; in
                 map (removeSuffix s) (filter (hasSuffix s) longs);
             in
-              map (addr: "${addr} ${toString aliases}") net.addrs
+              optionals
+                (aliases != [])
+                (map (addr: "${addr} ${toString aliases}") net.addrs)
           ) (filterAttrs (name: host: host.aliases != []) host.nets)
         ) cfg.hosts
       ));
-- 
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