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{ config, lib, pkgs, ... }:
with lib;
{
###### interface
options = {
hardware.usb-modeswitch = {
enable = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Enable this option to support certain USB WLAN and WWAN adapters.
These network adapters initial present themselves as Flash Drives containing their drivers.
This option enables automatic switching to the networking mode.
'';
};
};
};
###### implementation
imports = [
(mkRenamedOptionModule ["hardware" "usbWwan" ] ["hardware" "usb-modeswitch" ])
];
config = mkIf config.hardware.usb-modeswitch.enable {
# Attaches device specific handlers.
services.udev.packages = with pkgs; [ usb-modeswitch-data ];
# Triggered by udev, usb-modeswitch creates systemd services via a
# template unit in the usb-modeswitch package.
systemd.packages = with pkgs; [ usb-modeswitch ];
# The systemd service requires the usb-modeswitch-data. The
# usb-modeswitch package intends to discover this via the
# filesystem at /usr/share/usb_modeswitch, and merge it with user
# configuration in /etc/usb_modeswitch.d. Configuring the correct
# path in the package is difficult, as it would cause a cyclic
# dependency.
environment.etc."usb_modeswitch.d".source = "${pkgs.usb-modeswitch-data}/share/usb_modeswitch";
};
}
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