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|
{ config, lib, ... }:
let
cfg = config.networking.applicationFirewall;
socketfilterfw =
option: value:
lib.concatStringsSep " " [
"/usr/libexec/ApplicationFirewall/socketfilterfw"
"--${option}"
(if value then "on" else "off")
];
in
{
meta.maintainers = [
(lib.maintainers.prince213 or "prince213")
(lib.maintainers.ryanccn or "ryanccn")
];
options.networking.applicationFirewall = {
enable = lib.mkOption {
type = lib.types.nullOr lib.types.bool;
default = null;
example = true;
description = "Whether to enable application firewall.";
};
blockAllIncoming = lib.mkOption {
type = lib.types.nullOr lib.types.bool;
default = null;
example = true;
description = "Whether to block all incoming connections.";
};
allowSigned = lib.mkOption {
type = lib.types.nullOr lib.types.bool;
default = null;
example = true;
description = "Whether to allow built-in software to receive incoming connections.";
};
allowSignedApp = lib.mkOption {
type = lib.types.nullOr lib.types.bool;
default = null;
example = true;
description = "Whether to allow downloaded signed software to receive incoming connections.";
};
enableStealthMode = lib.mkOption {
type = lib.types.nullOr lib.types.bool;
default = null;
example = true;
description = "Whether to enable stealth mode.";
};
};
config = {
system.activationScripts.networking.text = ''
echo "configuring application firewall..." >&2
${lib.optionalString (cfg.enable != null) (socketfilterfw "setglobalstate" cfg.enable)}
${lib.optionalString (cfg.blockAllIncoming != null) (
socketfilterfw "setblockall" cfg.blockAllIncoming
)}
${lib.optionalString (cfg.allowSigned != null) (socketfilterfw "setallowsigned" cfg.allowSigned)}
${lib.optionalString (cfg.allowSignedApp != null) (
socketfilterfw "setallowsignedapp" cfg.allowSignedApp
)}
${lib.optionalString (cfg.enableStealthMode != null) (
socketfilterfw "setstealthmode" cfg.enableStealthMode
)}
'';
};
}
|
