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{ config, lib, pkgs, ... }:
let
inherit (lib) mkEnableOption mkIf mkOption types recursiveUpdate;
cfg = config.networking.wireless.iwd-ext;
ini = pkgs.formats.ini { };
defaults = {
# without UseDefaultInterface, sometimes wlan0 simply goes AWOL with
# NetworkManager
# https://iwd.wiki.kernel.org/interface_lifecycle#interface_management_in_iwd
General.UseDefaultInterface = with config.networking.networkmanager;
(enable && (wifi.backend == "iwd"));
};
configFile = ini.generate "main.conf" (recursiveUpdate defaults cfg.settings);
in
{
options.networking.wireless.iwd-ext = {
enable = mkEnableOption (lib.mdDoc "iwd");
package = mkOption {
type = types.package;
default = pkgs.iwd;
defaultText = lib.literalExpression "pkgs.iwd";
description = lib.mdDoc ''
The iwd package to use
'';
};
settings = mkOption {
type = ini.type;
default = { };
example = {
Settings.AutoConnect = true;
Network = {
EnableIPv6 = true;
RoutePriorityOffset = 300;
};
};
description = lib.mdDoc ''
Options passed to iwd.
See [here](https://iwd.wiki.kernel.org/networkconfigurationsettings) for
supported options.
'';
};
networks = mkOption {
type = types.attrsOf ini.type;
default = { };
example = {
HomeNetwork = {
Security.PreSharedKey = "totallysecurepsk";
};
"@NETWORK_2_SSID@" = {
Security.PreSharedKey = "@NETWORK_2_PSK@";
};
};
description = lib.mdDoc ''
AttrSet of type SSID - iwd network INI config.
See [here](https://iwd.wiki.kernel.org/networkconfigurationsettings) for
supported options.
'';
};
}; # end of options.networking.wireless.iwd-ext
config = mkIf cfg.enable {
assertions = [
{
assertion = !config.networking.wireless.enable;
message = ''
Only one wireless daemon is allowed at the time:
networking.wireless.enable and networking.wireless.iwd-ext.enable are
mutually exclusive.
'';
}
{
assertion = !config.networking.iwd.enable;
message = ''
Only one wireless daemon is allowed at the time:
networking.wireless.iwd.enable and networking.wireless.iwd-ext.enable are
mutually exclusive.
'';
}
];
environment.etc."iwd/${configFile.name}".source = configFile;
environment.systemPackages = [ cfg.package ]; # for iwctl
services.dbus.packages = [ cfg.package ];
systemd.packages = [ cfg.package ];
systemd.network.links."80-iwd" = {
matchConfig.Type = "wlan";
linkConfig.NamePolicy = "keep kernel";
};
systemd.services.iwd = {
wantedBy = [ "multi-user.target" ];
restartTriggers = [ configFile ];
};
};
}
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