2024-01-06 01:19:35 +01:00
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# SPDX-FileCopyrightText: 2023 Simon Bruder <simon@sbruder.de>
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#
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# SPDX-License-Identifier: AGPL-3.0-or-later
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2023-02-24 22:41:15 +01:00
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{ lib, config, pkgs, ... }:
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let
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serverHostName = "vueko";
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port = 51821;
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peers = {
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# Key of the server.
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vueko = {
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address = "10.80.16.1";
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publicKey = "wN2vrYcltdrU+061SNcxThWklI5I/Mhbxh5+PmV/RTU=";
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};
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# Key for all of my hosts. One is enough, because it is only activated on demand.
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simon = {
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address = "10.80.16.2";
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publicKey = "3jGyiDbwqNfwIT/UKDwxtcpT5zEc8re/k5kU0NLqEkg=";
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};
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# Keys for all hosts that are supported.
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jane = {
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address = "10.80.16.3";
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publicKey = "pZJhYDMYaYn/Zyz5Kn660uWtvxh1bTAdyVDOjnR1j0w=";
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};
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};
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in
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{
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config = lib.mkIf (config.networking.hostName == serverHostName) {
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sops.secrets.wg-support-private-key = {
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sopsFile = ./../../machines + "/${config.networking.hostName}/secrets.yaml";
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};
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networking.wireguard.interfaces.wg-support = {
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privateKeyFile = config.sops.secrets.wg-support-private-key.path;
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ips = [ "${peers.${serverHostName}.address}/24" ];
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listenPort = port;
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peers = map
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(peerConfig: with peerConfig; {
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allowedIPs = [ "${address}/32" ];
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inherit publicKey;
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})
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(lib.attrValues
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(lib.filterAttrs
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(n: v: n != serverHostName)
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peers));
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};
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networking.firewall.allowedUDPPorts = [
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port
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53
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];
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boot.kernel.sysctl = {
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"net.ipv4.ip_forward" = lib.mkOverride 998 1;
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};
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};
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}
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