Files
nix/hosts/jupiter-vps/configs/wireguard/default.nix
Nikolaos Karaolidis 95b79ab224 Add jupiter vps
Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>
2025-05-29 16:54:50 +01:00

51 lines
1.3 KiB
Nix

{
config,
inputs,
pkgs,
...
}:
{
boot.kernel.sysctl."net.ipv4.ip_forward" = 1;
networking.firewall = {
allowedTCPPorts =
inputs.self.nixosConfigurations.jupiter.config.networking.firewall.allowedTCPPorts;
allowedUDPPorts = [
51820
] ++ inputs.self.nixosConfigurations.jupiter.config.networking.firewall.allowedUDPPorts;
};
sops.secrets."wireguard" = { };
networking.wireguard.interfaces.wg0 =
let
iptables = "${pkgs.iptables}/bin/iptables";
in
{
ips = [ "10.100.0.1/24" ];
listenPort = 51820;
privateKeyFile = config.sops.secrets."wireguard".path;
postSetup = [
"${iptables} -t nat -A PREROUTING -i ens3 -p tcp --dport 22 -j RETURN"
"${iptables} -t nat -A PREROUTING -i ens3 -j DNAT --to-destination 10.100.0.2"
"${iptables} -t nat -A POSTROUTING -o wg0 -j MASQUERADE"
];
postShutdown = [
"${iptables} -t nat -D PREROUTING -i ens3 -p tcp --dport 22 -j RETURN"
"${iptables} -t nat -D PREROUTING -i ens3 -j DNAT --to-destination 10.100.0.2"
"${iptables} -t nat -D POSTROUTING -o wg0 -j MASQUERADE"
];
peers = [
{
name = "jupiter";
allowedIPs = [ "10.100.0.2/32" ];
publicKey = "Lvx7bpyqI8rUrxYVDolz7T+EPuRWDohJAAToq7kH7EU=";
}
];
};
}