From: Tom Hughes <tom@compton.nu>
Date: Mon, 2 Dec 2013 09:37:21 +0000 (+0000)
Subject: Validate sysfs settings on each chef run
X-Git-Url: https://git.openstreetmap.org/chef.git/commitdiff_plain/d99ef278bbfbce480d2ba25e7719d804c1684cbf

Validate sysfs settings on each chef run
---

diff --git a/cookbooks/sysfs/recipes/default.rb b/cookbooks/sysfs/recipes/default.rb
index b9b5faff3..f0290d4e7 100644
--- a/cookbooks/sysfs/recipes/default.rb
+++ b/cookbooks/sysfs/recipes/default.rb
@@ -31,3 +31,15 @@ template "/etc/sysfs.conf" do
   mode 0644
   notifies :restart, "service[sysfsutils]"
 end
+
+node[:sysfs].each_value do |group|
+  group[:parameters].each do |key,value|
+    sysfs_file = "/sys/#{key}"
+
+    file sysfs_file do
+      content "#{value}\n"
+      atomic_update false
+      only_if { File.exists?(sysfs_file) }
+    end
+  end
+end