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nixos-template-base/base/activation-manuelle/service-fail2ban.nix

53 lines
1.3 KiB
Nix

{ config, lib, pkgs, ... }:
let
inherit (lib) mkIf mkMerge mkThenElse;
cfg = config.r6d.config-generator;
computers = config.r6d.computers;
profiles = config.r6d.profiles;
ignoreip = "pedro.dubronetwork.fr cube.dubronetwork.fr voyage.prunetwork.fr xray.prunetwork.fr 192.168.0.0/16 172.16.0.0/16";
destemail = "admins@dubronetwork.fr";
in
mkIf cfg.fail2ban {
# Gestion de fail2ban
# Services
services = {
fail2ban = {
enable = true;
jails = {
DEFAULT = ''
# "ignoreip" can be an IP address, a CIDR mask or a DNS host
ignoreip = 127.0.0.1/8 ${ignoreip}
# 1 jour
# bantime = 86400
# 5 jours
bantime = 432000
maxretry = 3
destemail = ${destemail}
# https://github.com/Baughn/nixpkgs/blob/master/nixos/modules/services/security/fail2ban.nix
findtime = 600
maxretry = 3
backend = systemd
enabled = true
'';
ssh-route = ''
filter = sshd
action = route[blocktype=blackhole]
maxretry = 3
'';
};
};
};
# https://github.com/NixOS/nixpkgs/issues/8437
services.fail2ban.jails.ssh-iptables = "enabled = true";
services.fail2ban.jails.mail-whois-lines = "enabled = true";
}