stormwind-nixfiles/networking.nix

{ config, ... }:

{
  networking = {
    hostName = "Stormwind";
    networkmanager.enable = false;

    nftables = {
      enable = true;
      ruleset = ''
          table ip nat {
            chain PREROUTING {
              type nat hook prerouting priority dstnat; policy accept;
              iifname "enp4s0" tcp dport 80 dnat to 10.46.32.2:80
              iifname "enp4s0" tcp dport 443 dnat to 10.46.32.2:443
              iifname "enp4s0" tcp dport 20 dnat to 10.46.32.2:20
              iifname "enp4s0" tcp dport 21 dnat to 10.46.32.2:21
              iifname "enp4s0" tcp dport 22 dnat to 10.46.32.2:22
              iifname "enp4s0" tcp dport 2223 dnat to 10.46.32.2:2223
              iifname "enp4s0" tcp dport 990 dnat to 10.46.32.2:990
              iifname "enp4s0" tcp dport 989 dnat to 10.46.32.2:989
              iifname "enp4s0" tcp dport 445 dnat to 10.46.32.2:445
              iifname "enp4s0" tcp dport 111 dnat to 10.46.32.2:111
              iifname "enp4s0" udp dport 111 dnat to 10.46.32.2:111
              iifname "enp4s0" tcp dport 2049 dnat to 10.46.32.2:2049
              iifname "enp4s0" udp dport 2049 dnat to 10.46.32.2:2049
              iifname "enp4s0" tcp dport 32765 dnat to 10.46.32.2:32765
              iifname "enp4s0" udp dport 32765 dnat to 10.46.32.2:32765
              iifname "enp4s0" tcp dport 32768 dnat to 10.46.32.2:32768
              iifname "enp4s0" udp dport 32768 dnat to 10.46.32.2:32768
              iifname "enp4s0" tcp dport 20048 dnat to 10.46.32.2:20048
              iifname "enp4s0" udp dport 20048 dnat to 10.46.32.2:20048
            }
          }
      '';
    };

    firewall = {
      allowedTCPPorts = [ 80 443 20 21 22 2223 990 989 445 111 2049 32765 32768 20048 ];
      allowedUDPPorts = [ 111 2049 20048 32765 32768 ];
    };

    bridges = {
      incusbr0 = {
        interfaces = [];
      };
      incusbr1 = {
        interfaces = [];
      };
    };

    interfaces = {
      incusbr0 = {
        ipv4.addresses = [
          { address = "10.46.32.1"; prefixLength = 24; }
        ];
      };
      incusbr1 = {
        ipv4.addresses = [
          { address = "10.46.32.1"; prefixLength = 24; }
        ];
      };
    };

    nat = {
      enable = true;
      internalInterfaces = [ "incusbr0" "incusbr1" ];
      externalInterface = "enp4s0";
      forwardPorts = [
        {
          sourcePort = 80;
          proto = "tcp";
          destination = "10.46.32.2:80";
        }
        {
          sourcePort = 443;
          proto = "tcp";
          destination = "10.46.32.2:443";
        }
        # FTP
        {
          sourcePort = 20;
          proto = "tcp";
          destination = "10.46.32.2:20";
        }
        {
          sourcePort = 21;
          proto = "tcp";
          destination = "10.46.32.2:21";
        }
        {
          sourcePort = 22;
          proto = "tcp";
          destination = "10.46.32.2:22";
        }
        {
          sourcePort = 2223;
          proto = "tcp";
          destination = "10.46.32.2:2223";
        }
        {
          sourcePort = 990;
          proto = "tcp";
          destination = "10.46.32.2:990";
        }
        {
          sourcePort = 989;
          proto = "tcp";
          destination = "10.46.32.2:989";
        }
        {
          sourcePort = 21;
          proto = "tcp";
          destination = "10.46.32.2:21";
        }
        # SMB
        {
          sourcePort = 445;
          proto = "tcp";
          destination = "10.46.32.2:445";
        }
        # NFS
        {
          sourcePort = 111;
          proto = "tcp";
          destination = "10.46.32.2:111";
        }
        {
          sourcePort = 111;
          proto = "udp";
          destination = "10.46.32.2:111";
        }
        {
          sourcePort = 2049;
          proto = "tcp";
          destination = "10.46.32.2:2049";
        }
        {
          sourcePort = 2049;
          proto = "udp";
          destination = "10.46.32.2:2049";
        }
        {
          sourcePort = 32765;
          proto = "tcp";
          destination = "10.46.32.2:32765";
        }
        {
          sourcePort = 32765;
          proto = "udp";
          destination = "10.46.32.2:32765";
        }
        {
          sourcePort = 32768;
          proto = "tcp";
          destination = "10.46.32.2:32768";
        }
        {
          sourcePort = 32768;
          proto = "udp";
          destination = "10.46.32.2:32768";
        }
        {
          sourcePort = 20048;
          proto = "tcp";
          destination = "10.46.32.2:20048";
        }
        {
          sourcePort = 20048;
          proto = "udp";
          destination = "10.46.32.2:20048";
        }
      ];
    };
  };
}