fix(whitby): Explicitly set an interface for the v6 default gw r/1169

systemd gets sad otherwise and it is very difficult to console it

Change-Id: Ic6405489532c407273e5634474185f2947420b37
Reviewed-on: https://cl.tvl.fyi/c/depot/+/851
Reviewed-by: glittershark <grfn@gws.fyi>
Reviewed-by: BuildkiteCI
Tested-by: BuildkiteCI

1 files changed, 5 insertions, 1 deletions

diff --git a/ops/nixos/whitby/default.nix b/ops/nixos/whitby/default.nix
index eafd03a69e7e..079131005147 100644
--- a/ops/nixos/whitby/default.nix
+++ b/ops/nixos/whitby/default.nix
@@ -90,7 +90,11 @@ in systemForConfig {
     hostName = "whitby";
     hostId = "b38ca543";
     useDHCP = false;
-    defaultGateway6 = "fe80::1";
+
+    defaultGateway6 = {
+      address = "fe80::1";
+      interface = "enp196s0";
+    };
 
     firewall.allowedTCPPorts = [ 22 80 443 ];