From bc6b9913785ced68cdc1d3d1f42f1dd21ca849bd Mon Sep 17 00:00:00 2001
From: Daniel Langbein <daniel@systemli.org>
Date: Sun, 15 Dec 2024 15:03:07 +0100
Subject: [PATCH] server: non-temporary IPv6 suffix (interface id)

---
 modules/headless.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/modules/headless.nix b/modules/headless.nix
index 2cec1de..81d5d92 100644
--- a/modules/headless.nix
+++ b/modules/headless.nix
@@ -23,4 +23,8 @@
   documentation.man.enable = false;
   # Don't install install info pages and the info command.
   documentation.info.enable = false;
+
+  # To enable port forwarding to a headless NixOS server,
+  # we don't want the suffix if its global IPv6 address to change regularly.
+  networking.tempAddresses = "disabled";
 }