2024-08-18 19:41:20 +01:00
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{ pkgs, ... }:
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{
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2023-10-07 21:14:43 +01:00
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services.fail2ban = {
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enable = true;
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extraPackages = [ pkgs.ipset ];
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banaction = "iptables-ipset-proto6-allports";
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bantime-increment.enable = true;
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jails = {
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nginx-botsearch = ''
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enabled = true
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logpath = /var/log/nginx/access.log
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'';
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};
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ignoreIP = [
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"127.0.0.0/8"
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"10.0.0.0/8"
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"172.16.0.0/12"
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"192.168.0.0/16"
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];
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};
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# Allow metrics services to connect to the socket as well
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users.groups.fail2ban = { };
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systemd.services.fail2ban.serviceConfig = {
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ExecStartPost =
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"+"
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+ (pkgs.writeShellScript "fail2ban-post-start" ''
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while ! [ -S /var/run/fail2ban/fail2ban.sock ]; do
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sleep 1
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done
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while ! ${pkgs.netcat}/bin/nc -zU /var/run/fail2ban/fail2ban.sock; do
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sleep 1
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done
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${pkgs.coreutils}/bin/chown root:fail2ban /var/run/fail2ban /var/run/fail2ban/fail2ban.sock
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${pkgs.coreutils}/bin/chmod 660 /var/run/fail2ban/fail2ban.sock
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${pkgs.coreutils}/bin/chmod 710 /var/run/fail2ban
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'');
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};
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}
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