From aa0b13421d0b9cc8cdc6ee426134478463106ef5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
Date: Tue, 8 Mar 2022 15:27:42 +0100
Subject: [PATCH] retiolum: ipv6 only hosts list if no ipv4 is configured

---
 modules/retiolum/default.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/modules/retiolum/default.nix b/modules/retiolum/default.nix
index ee2c595..0e2895c 100644
--- a/modules/retiolum/default.nix
+++ b/modules/retiolum/default.nix
@@ -50,7 +50,10 @@ in {
       '';
     };
 
-    networking.extraHosts = builtins.readFile ../../etc.hosts;
+    networking.extraHosts = if (cfg.ipv4 == null) then
+        builtins.readFile ../../etc.hosts-v6only
+      else
+        builtins.readFile ../../etc.hosts;
 
     environment.systemPackages = [
       config.services.tinc.networks.${netname}.package