config-perso/machines/kat-r86s/router.nix

66 lines
1.6 KiB
Nix

{config, lib, pkgs, ...}: {
boot.kernel.sysctl = {
"net.ipv4.conf.all.forwarding" = true;
"net.ipv6.conf.all.forwarding" = true;
};
networking = {
interfaces = {
# wan wifi
wlo1.useDHCP = true;
# cri
enp1s0.useDHCP = true;
# HPE
enp2s0 = {
useDHCP = false;
ipv4.addresses = [{
address = "129.199.156.112";
prefixLength = 32;
}];
mtu = 9000;
};
# thurne
enp3s0 = {
useDHCP = false;
ipv4.addresses = [{
address = "192.168.42.1";
prefixLength = 24;
}];
mtu = 9000;
};
};
nat = {
enable = true;
extraCommands = ''
iptables -t nat -A POSTROUTING -o wlo1 -j MASQUERADE
iptables -t nat -A POSTROUTING -o enp1s0 -j MASQUERADE
'';
};
firewall = {
enable = true;
extraCommands = ''
iptables -A FORWARD -i enp3s0 -o wlo1 -j ACCEPT
iptables -A FORWARD -i wlo1 -o enp3s0 -m state --state RELATED,ESTABLISHED -j ACCEPT
iptables -A FORWARD -i enp3s0 -o enp1s0 -j ACCEPT
iptables -A FORWARD -i enp1s0 -o enp3s0 -m state --state RELATED,ESTABLISHED -j ACCEPT
iptables -A FORWARD -i enp2s0 -o enp1s0 -j ACCEPT
iptables -A FORWARD -i enp1s0 -o enp2s0 -j ACCEPT
'';
};
};
services.dnsmasq = {
enable = true;
settings = {
interface = [ "enp2s0" "enp3s0" ];
bind-dynamic = true;
dhcp-option = "3,0.0.0.0";
dhcp-range = "192.168.42.2,192.168.42.254,255.255.255.0,12h";
# dhcp-host = "a8:b1:3b:75:6f:92,129.199.224.96";
};
};
}