nixos-config/modules/wg0.nix

67 lines
1.6 KiB
Nix

{ config, lib, ... }:
let
cfg = config.custom.wg0;
in
{
options = {
custom.wg0 = {
enable = lib.mkEnableOption (lib.mdDoc "Wireguard config");
addresses = lib.mkOption {
type = lib.types.listOf lib.types.str;
description = "IP addresses for this machine within VPN.";
};
privateKeyFile = lib.mkOption {
type = lib.types.str;
example = "/path/to/secret.key";
description = "Private key file.";
};
};
};
config = lib.mkIf cfg.enable {
age.secrets.wireguard-home-pc-key = {
file = ../secrets/wireguard/home-pc.key.age;
owner = "systemd-network";
};
age.secrets.wireguard-cmdframe-key = {
file = ../secrets/wireguard/cmdframe.key.age;
owner = "systemd-network";
};
systemd.network = {
enable = true;
# TODO cannot push this to public git like this
netdevs."40-wg0" = {
netdevConfig = {
Kind = "wireguard";
Name = "wg0";
MTUBytes = "1280";
};
wireguardConfig = {
PrivateKeyFile = cfg.privateKeyFile;
};
wireguardPeers = [
{
PublicKey = "ZVayNyJeOn848aus5bqYU2ujNxvnYtV3ACoerLtDpg8=";
AllowedIPs = [
"198.18.0.0/15"
"fd00:5ec::/48"
];
# TODO remove endpoint from config
Endpoint = "gateway.seven.secunet.com:51821";
}
];
};
networks."40-wg0" = {
matchConfig.Name = "wg0";
address = cfg.addresses;
networkConfig = {
IPMasquerade = "ipv4";
};
};
};
};
}