From 839647e630474aeb172540df4305a26a70343766 Mon Sep 17 00:00:00 2001
From: Franz Pletz <fpletz@fnordicwalking.de>
Date: Thu, 25 May 2017 00:01:07 +0200
Subject: [PATCH] nitrokey module: init

---
 nixos/modules/hardware/nitrokey.nix | 41 +++++++++++++++++++++++++++++
 nixos/modules/module-list.nix       |  1 +
 2 files changed, 42 insertions(+)
 create mode 100644 nixos/modules/hardware/nitrokey.nix

diff --git a/nixos/modules/hardware/nitrokey.nix b/nixos/modules/hardware/nitrokey.nix
new file mode 100644
index 00000000000..bd440de6972
--- /dev/null
+++ b/nixos/modules/hardware/nitrokey.nix
@@ -0,0 +1,41 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.hardware.nitrokey;
+
+in
+
+{
+  options.hardware.nitrokey = {
+    enable = mkOption {
+      type = types.bool;
+      default = false;
+      description = ''
+        Enables udev rules for Nitrokey devices. By default grants access
+        to users in the "nitrokey" group. You may want to install the
+        nitrokey-app package, depending on your device and needs.
+      '';
+    };
+
+    group = mkOption {
+      type = types.str;
+      default = "nitrokey";
+      example = "wheel";
+      description = ''
+        Grant access to Nitrokey devices to users in this group.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    services.udev.packages = [
+      (pkgs.nitrokey-udev-rules.override (attrs:
+        { inherit (cfg) group; }
+      ))
+    ];
+    users.extraGroups."${cfg.group}" = {};
+  };
+}
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index a3405c069b3..1bd9001b554 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -39,6 +39,7 @@
   ./hardware/network/intel-3945abg.nix
   ./hardware/network/ralink.nix
   ./hardware/network/rtl8192c.nix
+  ./hardware/nitrokey.nix
   ./hardware/opengl.nix
   ./hardware/pcmcia.nix
   ./hardware/usb-wwan.nix