nixos-configs/nixos/wireguard.nix

{
  lib,
  config,
  ...
}: {
  networking = {
    useDHCP = lib.mkDefault true;
    networkmanager.unmanaged = ["tailscale0"];

    wg-quick.interfaces = {
      home = {
        privateKeyFile = config.sops.secrets."wireguard/home/privateKey".path;
        address = ["10.225.191.4/24"];
        dns = ["192.168.30.131"];
        autostart = false;
        mtu = 1412;
        peers = [
          {
            presharedKeyFile = config.sops.secrets."wireguard/home/presharedKey".path;
            endpoint = "wg.kun.is:51820";
            publicKey = "fa3mQ7ximJbH7cu2ZbWidto5xBGxEEfWvCCiUDk00Hg=";
            allowedIPs = ["0.0.0.0/0"];
          }
        ];
      };

      home-no-pihole = {
        privateKeyFile = config.sops.secrets."wireguard/home/privateKey".path;
        address = ["10.225.191.4/24"];
        dns = ["192.168.10.1"];
        autostart = false;
        mtu = 1412;
        peers = [
          {
            presharedKeyFile = config.sops.secrets."wireguard/home/presharedKey".path;
            endpoint = "wg.kun.is:51820";
            publicKey = "fa3mQ7ximJbH7cu2ZbWidto5xBGxEEfWvCCiUDk00Hg=";
            allowedIPs = ["0.0.0.0/0"];
          }
        ];
      };
    };
  };

  sops.secrets = {
    "wireguard/home/presharedKey" = {};
    "wireguard/home/privateKey" = {};
  };
}