{ pkgs, ... }: {
networking = {
firewall = {
enable = true;
allowedTCPPorts = [
80 # HTTP
443 # HTTPS
42420 # Vintage Story
25565 # Minecraft
1443 # Headscale DERP (tcp)
25 # Mailserver
143 # Mailserver
465 # Mailserver
587 # Mailserver
993 # Mailserver
4190 # Mailserver
4443 # Jitsi
];
allowedUDPPorts = [
3478 # Headscale DERP (udp)
10000 # Jitsi Meet (udp)
15636 # Enshrouded - Game
15637 # Enshrouded - Query Port
];
};
nftables = {
enable = true;
ruleset = ''
table ip nat {
chain PREROUTING {
type nat hook prerouting priority dstnat; policy accept;
iifname "enp0s4" udp dport 10000 dnat to 10.100.0.2:10000;
iifname "enp0s4" udp dport 15636 dnat to 10.100.1.2:15636;
iifname "enp0s4" udp dport 15637 dnat to 10.100.1.2:15637;
}
}
'';
};
nat = {
enable = true;
internalInterfaces = [ "enp0s4" ];
externalInterface = "wireguard0";
forwardPorts = [
{ sourcePort = 10000; proto = "udp"; destination = "10.100.0.2:10000"; }
{ sourcePort = 15636; proto = "udp"; destination = "10.100.1.2:15636"; }
{ sourcePort = 15637; proto = "udp"; destination = "10.100.1.2:15637"; }
];
};
};
environment.systemPackages = [ pkgs.cacert ];
services.haproxy = {
enable = true;
config = ''
defaults
timeout connect 10s
timeout client 30s
timeout server 30s
maxconn 3000
log global
frontend http
mode http
bind :80
# bind :443 ssl crt /Storage/Data/Docker/sysctl.io/letsencrypt/external/*.sysctl.io/combined.pem
acl is-blocked-ip src -f /etc/haproxy-blocked-ips
http-request deny if is-blocked-ip
http-request redirect scheme https unless { ssl_fc }
default_backend backend_http
backend backend_http
mode http
option forwardfor
option forwarded
# server framework-server 10.100.0.2:443 ssl verify required ca-file ${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt sni req.hdr(Host)
server framework-server 10.100.0.2
frontend tcp
mode tcp
bind :25565
bind :4443
bind :443
acl is-blocked-ip src -f /etc/haproxy-blocked-ips
http-request deny if is-blocked-ip
default_backend backend_tcp
backend backend_tcp
mode tcp
server framework-server 10.100.0.2
frontend mail
mode tcp
bind :25
bind :143
bind :465
bind :587
bind :993
bind :4190
default_backend backend_mail
backend backend_mail
mode tcp
server mailserver-wg 10.100.1.3
frontend vintage-story
mode tcp
bind :42420
default_backend backend_vintage-story
backend backend_vintage-story
mode tcp
server vintage-story-wg 10.100.1.5
'';
};
environment.etc."haproxy-blocked-ips".text = ''
# https://openai.com/searchbot.json
20.42.10.176/28
172.203.190.128/28
51.8.102.0/24
# https://openai.com/chatgpt-user.json
# 23.98.142.176/28
# 40.84.180.224/28
# 13.65.240.240/28
# 20.97.189.96/28
# 20.161.75.208/28
# 52.225.75.208/28
# 52.156.77.144/28
# 40.84.221.208/28
# 40.84.221.224/28
# 40.84.180.64/28
# 23.98.179.16/28
# https://openai.com/gptbot.json
# 52.230.152.0/24
# 52.233.106.0/24
# 20.171.206.0/24
# https://developers.google.com/search/apis/ipranges/googlebot.json
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192.178.5.0/27
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'';
}