nix-config/modules/nixos-modules/server/fail2ban/impermanence.nix

34 lines
805 B
Nix

{
lib,
config,
...
}: let
dataFolder = "/var/lib/fail2ban";
dataFile = "fail2ban.sqlite3";
in {
options.services.fail2ban = {
impermanence.enable = lib.mkOption {
type = lib.types.bool;
default = config.services.fail2ban.enable && config.host.impermanence.enable;
};
};
config = lib.mkIf config.services.fail2ban.impermanence.enable {
assertions = [
{
assertion = config.services.fail2ban.daemonSettings.Definition.dbfile == "${dataFolder}/${dataFile}";
message = "fail2ban data file does not match persistence";
}
];
environment.persistence."/persist/system/root" = {
directories = [
{
directory = dataFolder;
user = "fail2ban";
group = "fail2ban";
}
];
};
};
}