Add WireGuard VPN config and xmobar indicator on laptop

1 files changed, 21 insertions, 0 deletions

diff --git a/hosts/laptop/configuration.nix b/hosts/laptop/configuration.nix
index 1bfa033..0c87cfe 100644
--- a/hosts/laptop/configuration.nix
+++ b/hosts/laptop/configuration.nix
@@ -37,11 +37,15 @@
   programs.bash.shellAliases = {
     battery = "echo $(($(cat /sys/class/power_supply/BAT0/charge_now)*100/$(cat /sys/class/power_supply/BAT0/charge_full)))%";
     hibernate = "systemctl hibernate";
+    vpn-up = "sudo systemctl start wg-quick-wg0";
+    vpn-down = "sudo systemctl stop wg-quick-wg0";
   };
 
   programs.fish.shellAliases = {
     battery = "echo (math (cat /sys/class/power_supply/BAT0/charge_now) * 100 / (cat /sys/class/power_supply/BAT0/charge_full))%";
     hibernate = "systemctl hibernate";
+    vpn-up = "sudo systemctl start wg-quick-wg0";
+    vpn-down = "sudo systemctl stop wg-quick-wg0";
   };
 
   services.logind = {
@@ -58,6 +62,23 @@
   };
 
   home-manager.users.christian.custom.xmobarBattery = true;
+  home-manager.users.christian.custom.xmobarVpn = true;
+
+  # WireGuard — not started on boot, use `wg-quick up wg0` / `wg-quick down wg0`
+  # Private key must be placed at /etc/wireguard/wg0.key (mode 600, owned by root)
+  networking.wg-quick.interfaces.wg0 = {
+    autostart = false;
+    address = [ "10.67.40.2/32" ];
+    privateKeyFile = "/etc/wireguard/wg0.key";
+    peers = [
+      {
+        publicKey = "wg37lctIxY4qbcyjVDrEI4mahH2Bhgv+73djEjJSyww=";
+        endpoint = "vpn.soltermann.xyz:51820";
+        allowedIPs = [ "10.67.40.0/24" ];
+        persistentKeepalive = 25;
+      }
+    ];
+  };
 
   swapDevices = [
     {