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nixfiles/hosts/nonat/configuration.nix

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{ config, pkgs, lib, ... }:
{
imports =
[
./hardware-configuration.nix
../../configuration/common
../../configuration/proxmox-vm
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../../configuration/router
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];
boot.loader.grub.enable = true;
boot.loader.grub.version = 2;
boot.loader.grub.device = "/dev/vda";
networking.hostName = "nonat";
networking.useDHCP = false;
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# Local Router IPs
networking.interfaces.lo.ipv6.addresses = [
{ address = "fd00:152:152:103::1"; prefixLength = 64; }
{ address = "fd00:152:152::1"; prefixLength = 128; } # Anycast
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];
networking.interfaces.lo.ipv4.addresses = [
{ address = "10.152.103.1"; prefixLength = 24; }
{ address = "10.152.0.1"; prefixLength = 32; } # Anycast
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];
# Network
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networking.interfaces.ens18.ipv4.addresses = [
{ address = "141.24.46.169"; prefixLength = 24; }
];
networking.interfaces.ens18.ipv6.addresses = [
{ address = "2001:638:904:ffca::6"; prefixLength = 64; }
];
networking.defaultGateway = { address = "141.24.46.1"; interface = "ens18"; };
networking.defaultGateway6 = { address = "2001:638:904:ffca::1"; interface = "ens18"; };
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networking.nameservers = [ "2001:638:904:ffcc::3" "2001:638:904:ffcc::4" "141.24.40.3" "141.24.40.4" ];
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networking.interfaces.ens19.ipv4.addresses = [
{ address = "192.168.10.1"; prefixLength = 24; }
];
networking.nat = {
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enableIPv6 = true;
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enable = true;
externalInterface = "ens18";
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externalIPv6 = (lib.head config.networking.interfaces.ens18.ipv6.addresses).address;
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externalIP = (lib.head config.networking.interfaces.ens18.ipv4.addresses).address;
internalInterfaces = [ "ens19" ];
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internalIPv6s = [ "fd00:152:152::/48" ];
internalIPs = [ "10.152.0.0/16" ];
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};
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networking.wireguard.enable = true;
networking.wireguard.interfaces = {
wg-porter = {
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ips = [ "fe80::1337:2/64" "169.254.137.2/24" ];
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peers = [ {
allowedIPs = [ "0.0.0.0/0" "::/0" ];
endpoint = "porter.net.clerie.de:51337";
publicKey = "TzQV60SvPZuJ9yTzvyGwejyXw1SlKkilS4UUvrQcyGk=";
} ];
listenPort = 51337;
allowedIPsAsRoutes = false;
privateKeyFile = "/var/src/secrets/wireguard/wg-porter";
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};
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};
networking.firewall.allowedUDPPorts = [ 51337 ];
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petabyte.policyrouting = {
enable = true;
rules6 = [
{ rule = "from all to fd00:152:152::/48 lookup 1000"; prio = 10000; } # OSPF
{ rule = "from fd00:152:152::/48 lookup 2000"; prio = 10000; } # BGP
{ rule = "from all to fd00:152:152::/48 unreachable"; prio = 20000; }
];
rules4 = [
{ rule = "from all to 10.152.0.0/16 lookup 1000"; prio = 10000; } # OSPF
{ rule = "from 10.152.0.0/16 lookup 2000"; prio = 10000; } # BGP
{ rule = "from all to 10.152.0.0/16 unreachable"; prio = 20000; }
];
};
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services.bird2.enable = true;
services.bird2.config = ''
router id ${ (lib.head config.networking.interfaces.lo.ipv4.addresses).address };
ipv6 table ospf6;
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ipv4 table ospf4;
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protocol direct direct_lo {
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interface "lo";
ipv6 {
table ospf6;
};
ipv4 {
table ospf4;
};
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}
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protocol direct direct_ens19 {
interface "ens19";
ipv6 {
table ospf6;
};
ipv4 {
table ospf4;
};
}
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protocol kernel kernel_ospf6 {
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kernel table 1000;
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ipv6 {
table ospf6;
export filter {
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krt_prefsrc=${ (lib.head config.networking.interfaces.lo.ipv6.addresses).address };
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accept;
};
import none;
};
}
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protocol kernel kernel_ospf4 {
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kernel table 1000;
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ipv4 {
table ospf4;
export filter {
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krt_prefsrc=${ (lib.head config.networking.interfaces.lo.ipv4.addresses).address };
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accept;
};
import none;
};
}
protocol ospf v3 ospf_6 {
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ipv6 {
table ospf6;
import all;
export all;
};
area 0 {
interface "wg-porter" {
cost 80;
type pointopoint;
};
};
}
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protocol ospf v3 ospf_4 {
ipv4 {
table ospf4;
import all;
export all;
};
area 0 {
interface "wg-porter" {
cost 80;
type pointopoint;
};
};
}
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protocol device {
scan time 10;
}
'';
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system.stateVersion = "21.03";
}