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|
{
config,
hosts,
pkgs,
lib,
...
}: {
environment.systemPackages = [pkgs.wireguard-tools];
boot.kernel.sysctl."net.ipv4.ip_forward" = 1;
networking.firewall = {
allowedUDPPorts = [51820];
allowedTCPPorts = [51843];
trustedInterfaces = ["wg0"];
};
systemd.services.udp2raw-server = {
description = "udp2raw WireGuard transport";
wantedBy = ["multi-user.target"];
after = ["network-online.target"];
wants = ["network-online.target"];
serviceConfig = {
ExecStart = "${lib.getExe pkgs.udp2raw} -s -l 0.0.0.0:51843 -r 127.0.0.1:51820 -k shared-secret -a";
Restart = "on-failure";
RestartSec = "2s";
};
};
systemd.network.netdevs."50-wg0" = {
netdevConfig = {
Kind = "wireguard";
Name = "wg0";
MTUBytes = "1200";
};
wireguardConfig = {
PrivateKeyFile = config.collinux.secrets."wireguard-privkey".path;
ListenPort = 51820;
};
wireguardPeers = [
{
PublicKey = hosts.mercury.wg_pubkey;
AllowedIPs = ["${hosts.mercury.wg_ip}/32"];
}
{
PublicKey = hosts.terra.wg_pubkey;
AllowedIPs = ["${hosts.terra.wg_ip}/32"];
}
];
};
systemd.network.networks."wg0" = {
matchConfig.Name = "wg0";
address = ["${hosts.ganymede.wg_ip}/24"];
networkConfig = {
IPMasquerade = "ipv4";
IPv4Forwarding = true;
};
};
}
|
