From 8df38b9ca655e553985444b2f329e976fd664eea Mon Sep 17 00:00:00 2001
From: Christoph Cullmann <cullmann@kde.org>
Date: Sat, 21 Oct 2023 21:48:11 +0200
Subject: [PATCH] use systemd-networkd

---
 common.nix             | 16 ++++++++++++++--
 mini/configuration.nix |  3 +++
 neko/configuration.nix |  3 +++
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/common.nix b/common.nix
index eded544..332e36f 100644
--- a/common.nix
+++ b/common.nix
@@ -64,9 +64,21 @@ in
   # allow all firmware
   hardware.enableAllFirmware = true;
 
-  # use NetworkManager
+  # use systemd-networkd
   networking.useDHCP = false;
-  networking.networkmanager.enable = true;
+  systemd.network = {
+    enable = true;
+    networks."10-wan" = {
+      networkConfig = {
+        # start a DHCP Client for IPv4 Addressing/Routing
+        DHCP = "ipv4";
+        # accept Router Advertisements for Stateless IPv6 Autoconfiguraton (SLAAC)
+        IPv6AcceptRA = true;
+      };
+      # make routing on this interface a dependency for network-online.target
+      linkConfig.RequiredForOnline = "routable";
+    };
+  };
 
   # ensure firewall is up, allow ssh and http in
   networking.firewall.enable = true;
diff --git a/mini/configuration.nix b/mini/configuration.nix
index 36ec173..63babbb 100644
--- a/mini/configuration.nix
+++ b/mini/configuration.nix
@@ -17,6 +17,9 @@
   # host name
   networking.hostName = "mini";
 
+  # main network interface
+  systemd.network.networks."10-wan".matchConfig.Name = "eno1";
+
   # amd graphics
   hardware.opengl.extraPackages = with pkgs; [ amdvlk rocm-opencl-icd rocm-opencl-runtime ];
   hardware.opengl.extraPackages32 = with pkgs.pkgsi686Linux; [ amdvlk ];
diff --git a/neko/configuration.nix b/neko/configuration.nix
index e5ae4b0..6c99146 100644
--- a/neko/configuration.nix
+++ b/neko/configuration.nix
@@ -17,6 +17,9 @@
   # host name
   networking.hostName = "neko";
 
+  # main network interface
+  systemd.network.networks."10-wan".matchConfig.Name = "enp10s0";
+
   # intel graphics
   hardware.opengl.extraPackages = with pkgs; [ intel-media-driver intel-compute-runtime ];
   hardware.opengl.extraPackages32 = with pkgs.pkgsi686Linux; [ intel-media-driver ];