From 9565831bb69c8913a7979a545ea669477288d8bc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Wed, 2 Nov 2022 20:31:32 +0100
Subject: Add backlight.

---
 manifests/backlight.pp | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/manifests/backlight.pp b/manifests/backlight.pp
index 128442a..e3825b7 100644
--- a/manifests/backlight.pp
+++ b/manifests/backlight.pp
@@ -1,8 +1,20 @@
+# Manage permissions for backlight devices
 class profiles::backlight {
   group { 'backlight':
     system => true,
   }
-  # TODO only if we have intel backlight
-  #      Possibly just check what's in /sys/class/backlight/*
-  include ::profiles::intel_backlight
+
+  $rule = [
+    'ACTION=="change"',
+    'SUBSYSTEM=="backlight"',
+    'RUN+="/bin/chgrp backlight /sys/class/backlight/%k/brightness"',
+    'RUN+="/bin/chmod g+w /sys/class/backlight/%k/brightness"',
+  ].join(', ')
+
+  file { '/etc/udev/rules.d/backlight.rules':
+    content => @("EOF")
+      # File managed by Puppet, local changes WILL get overwritten
+      $rule
+      | EOF
+  }
 }
-- 
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