liminix-fork/modules/hostapd/service.nix
2023-07-16 17:51:50 +01:00

51 lines
1.2 KiB
Nix

{
liminix
, hostapd
, writeText
, lib
}:
let
inherit (liminix.services) longrun;
inherit (lib) concatStringsSep mapAttrsToList;
inherit (liminix.lib) typeChecked;
inherit (lib) mkOption types;
# This is not a friendly interface to configuring a wireless AP: it
# just passes everything straight through to the hostapd config.
# When we've worked out what the sensible options are to expose,
# we'll add them as top-level attributes and rename params to
# extraParams
t = {
interface = mkOption {
type = liminix.lib.types.service;
};
params = mkOption {
type = types.attrs;
};
};
in
args:
let
inherit (typeChecked "hostapd" t args)
interface params;
name = "${interface.device}.hostapd";
defaults = {
driver = "nl80211";
logger_syslog = "-1";
logger_syslog_level = 1;
ctrl_interface = "/run/hostapd";
ctrl_interface_group = 0;
};
conf = writeText "hostapd.conf"
(concatStringsSep
"\n"
(mapAttrsToList
(name: value: "${name}=${toString value}")
(defaults // params)));
in longrun {
inherit name;
dependencies = [ interface ];
run = "${hostapd}/bin/hostapd -i ${interface.device} -P /run/${name}.pid -S ${conf}";
}