From 3c79a42686239c84ab6531f21f51882e4c622732 Mon Sep 17 00:00:00 2001
From: Collin Williams <96917990+bluedragon1221@users.noreply.github.com>
Date: Tue, 30 Dec 2025 10:26:25 -0600
Subject: allow for configuring dhcp via networkd

---
 modules/services/nixos/networking/networkd.nix | 50 ++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 modules/services/nixos/networking/networkd.nix

(limited to 'modules/services/nixos/networking/networkd.nix')

diff --git a/modules/services/nixos/networking/networkd.nix b/modules/services/nixos/networking/networkd.nix
new file mode 100644
index 0000000..df14a08
--- /dev/null
+++ b/modules/services/nixos/networking/networkd.nix
@@ -0,0 +1,50 @@
+{
+  lib,
+  config,
+  ...
+}: let
+  cfg = config.collinux.services.networking.networkd;
+
+  dhcp_enabled = cfg.static == null;
+in
+  lib.mkIf cfg.enable {
+    networking = {
+      wireless = {
+        enable = true;
+        networks.${cfg.ssid}.pskRaw = "ext:psk";
+        secretsFile = cfg.pskFile;
+      };
+
+      # Disable default networking stuff
+      dhcpcd.enable = false;
+      useDHCP = false;
+      networkmanager.enable = false;
+    };
+
+    systemd.network = {
+      enable = true;
+      networks."10-static-lan" = {
+        name = "wl*";
+
+        networkConfig =
+          (
+            if dhcp_enabled
+            then {
+              DHCP = "yes";
+            }
+            else {
+              Address = cfg.static.ip;
+              Gateway = cfg.static.gateway;
+              # DNS is managed by systemd-resolvd
+              DHCP = "no";
+            }
+          )
+          // {
+            # diable ipv6 addresses
+            IPv6AcceptRA = "no";
+            IPv6PrivacyExtensions = "no";
+            LinkLocalAddressing = "no";
+          };
+      };
+    };
+  }
-- 
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