Add options parameter for kernel_module

This adds a new parameter called ``options`` which allows users to set module
specific parameters and settings. This option file needs to be run before
loading the module so that the settings get loaded properly.

Signed-off-by: Lance Albertson <lance@osuosl.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/lib/chef/resource/kernel_module.rb b/lib/chef/resource/kernel_module.rb
index 0f2053334e..e5cef746c4 100644
--- a/lib/chef/resource/kernel_module.rb
+++ b/lib/chef/resource/kernel_module.rb
@@ -21,6 +21,9 @@ class Chef
                description: "An optional property to set the kernel module name if it differs from the resource block's name.",
                name_property: true, identity: true
 
+      property :options, Array,
+        description: "An optional property to set options for the kernel module."
+
       property :load_dir, String,
                description: "The directory to load modules from.",
                default: "/etc/modules-load.d"
@@ -32,6 +35,12 @@ class Chef
       action :install do
         description "Load kernel module, and ensure it loads on reboot."
 
+        # create options file before loading the module
+        file "#{new_resource.unload_dir}/options_#{new_resource.modname}.conf" do
+          content "options #{new_resource.modname} #{new_resource.options.join(" ")}\n"
+          not_if { new_resource.options.nil? }
+        end.run_action(:create)
+
         # load the module first before installing
         new_resource.run_action(:load)
 
@@ -65,6 +74,10 @@ class Chef
           notifies :run, "execute[update initramfs]", :delayed
         end
 
+        file "#{new_resource.unload_dir}/options_#{new_resource.modname}.conf" do
+          action :delete
+        end
+
         with_run_context :root do
           find_resource(:execute, "update initramfs") do
             command initramfs_command