Files
clan-core/clanModules/wifi/roles/default.nix
2024-11-28 15:49:23 +07:00

83 lines
2.2 KiB
Nix

{ lib, config, ... }:
let
cfg = config.clan.wifi;
secret_path = ssid: config.clan.core.vars.generators."iwd.${ssid}".files.password.path;
secret_generator = name: value: {
name = "iwd.${value.ssid}";
value = {
script = ''
config="
[Settings]
AutoConnect=${if value.AutoConnect then "true" else "false"}
[Security]
Passphrase=$(cat $prompts/password)
"
echo "$config" > $out/password
'';
prompts.password.type = "hidden";
share = true;
};
};
in
{
options.clan.wifi = {
networks = lib.mkOption {
visible = false;
type = lib.types.attrsOf (
lib.types.submodule (
{ name, ... }:
{
options = {
ssid = lib.mkOption {
type = lib.types.str;
default = name;
description = "The name of the wifi network";
};
AutoConnect = lib.mkOption {
type = lib.types.bool;
default = true;
description = "Automatically try to join this wifi network";
};
};
}
)
);
default = { };
description = "Wifi networks to predefine";
};
};
config = lib.mkMerge [
(lib.mkIf (cfg.networks != { }) {
# Systemd tmpfiles rule to create /var/lib/iwd/example.pswd.${ssid}k file
systemd.tmpfiles.rules = lib.mapAttrsToList (
_: value: ''C "/var/lib/iwd/${value.ssid}.psk" 0600 root root - ${secret_path value.ssid}''
) cfg.networks;
clan.core.vars.generators = lib.mapAttrs' secret_generator cfg.networks;
systemd.services.iwd.partOf = [ "nixos-activation.service" ];
})
{
# disable wpa supplicant
networking.wireless.enable = false;
# Set the network manager backend to iwd
networking.networkmanager.wifi.backend = "iwd";
# Use iwd instead of wpa_supplicant. It has a user friendly CLI
networking.wireless.iwd = {
enable = true;
settings = {
Network = {
EnableIPv6 = true;
RoutePriorityOffset = 300;
};
Settings.AutoConnect = true;
};
};
}
];
}