in-progress wireguard configurion

3 files changed, 57 insertions, 0 deletions

diff --git a/modules/services/nixos/default.nix b/modules/services/nixos/default.nix
index 9c95180..db637e8 100644
--- a/modules/services/nixos/default.nix
+++ b/modules/services/nixos/default.nix
@@ -4,6 +4,7 @@
     ./audio.nix
     ./bluetooth.nix
     ./tailscale.nix
+    ./wireguard
     ./selfhost
     ./ssh.nix
   ];
diff --git a/modules/services/nixos/wireguard/client.nix b/modules/services/nixos/wireguard/client.nix
new file mode 100644
index 0000000..ec41ad5
--- /dev/null
+++ b/modules/services/nixos/wireguard/client.nix
@@ -0,0 +1,50 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.collinux.services.networking.wireguard;
+in
+  lib.mkIf (cfg.enable && cfg.localPeer.role == "spoke") {
+    boot.extraModulePackages = [config.boot.kernelPackages.wireguard];
+
+    # we know the machine is configured to use networkd already
+    systemd.network = {
+      netdevs = {
+        "10-wg0" = {
+          netdevConfig = {
+            Kind = "wireguard";
+            Name = "wg0";
+          };
+
+          wireguardConfig = {
+            PrivateKeyFile = cfg.privateKeyFile;
+            ListenPort = 51820;
+          };
+
+          wireguardPeers = [
+            {
+              PublicKey = ""; # will configure later
+              AllowedIPs = ["100.100.0.1"];
+              Endpoint = "williamsfam.us.com:51820"; # not configured yet
+            }
+          ];
+        };
+      };
+
+      networks."12-wireguard" = {
+        name = "wg0";
+
+        networkConfig = {
+          Address = cfg.ip;
+          Gateway = "100.100.0.1";
+          DHCP = "no";
+
+          # disable ipv6 addresses
+          IPv6AcceptRA = "no";
+          IPv6PrivacyExtensions = "no";
+          LinkLocalAddressing = "no";
+        };
+      };
+    };
+  }
diff --git a/modules/services/nixos/wireguard/default.nix b/modules/services/nixos/wireguard/default.nix
new file mode 100644
index 0000000..f7ecff0
--- /dev/null
+++ b/modules/services/nixos/wireguard/default.nix
@@ -0,0 +1,6 @@
+{
+  imports = [
+    ./client.nix
+    ./server.nix
+  ];
+}