From fcc3fbaf52880f016db33f036280ad8c16ca5f90 Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Tue, 6 Apr 2021 22:59:51 +0200
Subject: [PATCH] nixos-module/container/upstream: fix nat

---
 nix/nixos-module/container/upstream.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nix/nixos-module/container/upstream.nix b/nix/nixos-module/container/upstream.nix
index 314a50d..31c707d 100644
--- a/nix/nixos-module/container/upstream.nix
+++ b/nix/nixos-module/container/upstream.nix
@@ -26,6 +26,7 @@ in
 
   networking.nat = lib.optionalAttrs (firstUpstreamInterface != null) {
     enable = true;
+    internalInterfaces = [ "core" ];
     externalInterface = firstUpstreamInterface;
     forwardPorts = config.site.hosts.${hostName}.forwardedPorts;
   };