Files
Chickadee/hosts/vps.nix
T
2026-09-23 17:39:36 -04:00

83 lines
2.1 KiB
Nix

{ config, lib, pkgs, ... }:
{
imports = [
../modules/ssh.nix
../lilac.nix
];
networking.hostName = "vps";
# forwarding inbound network traffic over wireguard
networking = {
firewall = {
enable = true;
allowedTCPPorts = [ 80 443 ];
allowedUDPPorts = [ 51820 ];
trustedInterfaces = [ "wg0" ];
};
wireguard.interfaces."wg0" = {
ips = [ "10.0.0.3/32" ];
listenPort = 51820;
generatePrivateKeyFile = true;
privateKeyFile = "/var/lib/wireguard/wg0.key";
peers = [
{
allowedIPs = [ "10.0.0.1/32" ];
publicKey = "guKFJGQW946HXWjca/biMYH1nJKw0fguLjzGXKZ7Bxw=";
}
{
allowedIPs = [ "10.0.0.2/32" ];
publicKey = "7BcwtszpzS4ABDwKwMaiJ7F35sJRa89fBbuh80Sk8Uk=";
}
{
allowedIPs = [ "10.0.0.4/32" ];
publicKey = "XjuV3wzkP03UUjYSJfY3OG3WWLRtoQBN7GokDEWhdhQ=";
}
];
};
nftables = {
enable = true;
tables.nat = {
family = "ip";
content = ''
chain prerouting {
type nat hook prerouting priority dstnat; policy accept;
iifname "enp1s0" tcp dport { 80, 443 } dnat to 10.0.0.2
}
chain postrouting {
type nat hook postrouting priority srcnat; policy accept;
oifname "wg0" masquerade
}
'';
};
};
};
boot.kernel.sysctl = {
"net.ipv4.ip_forward" = 1;
};
nix.settings.experimental-features = [ "nix-command" "flakes" ];
system.stateVersion = "26.05";
boot = {
initrd.availableKernelModules = [ "ahci" "xhci_pci" "virtio_pci" "sr_mod" "virtio_blk" ];
kernelModules = [ ];
extraModulePackages = [ ];
loader.systemd-boot.enable = true;
loader.efi.canTouchEfiVariables = true;
loader.efi.efiSysMountPoint = "/boot/efi";
};
fileSystems."/" = { device = "/dev/vda2"; fsType = "ext4"; };
fileSystems."/boot/efi" = { device = "/dev/vda1"; fsType = "vfat"; };
swapDevices = [ ];
nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
virtualisation.hypervGuest.enable = true;
}