making requested updates to variable name, function and documentation

Author: Bill Sirinek

CHANGELOG.md

@@ -12,6 +12,11 @@ All notable changes to this project will be documented in this file.
 
   Contributed by Haroon Rafique
 
+* Added new configuration option:
+  * `patching_update_provider`: Parameter sets the provider in the update tasks. 
+
+  Contributed by Bill Sirinek (@sirinek)
+
 ## Release 1.1.0 (2020-04-15)
 
 * Added new plans `patching::get_facts` to retrieve a set of facts from a list of targets

REFERENCE_CONFIGURATION.md

@@ -28,6 +28,7 @@
 - [patching_snapshot_description](#patching_snapshot_description)
 - [patching_snapshot_memory](#patching_snapshot_memory)
 - [patching_snapshot_quiesce](#patching_snapshot_quiesce)
+- [patching_update_provider](#patching_update_provider)
 - [vsphere_host](#vsphere_host)
 - [vsphere_username](#vsphere_username)
 - [vsphere_password](#vsphere_password)
@@ -566,6 +567,14 @@ default: true
 
 Enable or disable quiescing the VM's filesystem when creating snapshots during patching.
 
+### patching_update_provider
+
+``` yaml
+type: String
+default: <none>
+```
+
+
 ### vsphere_host
 
 ``` yaml

plans/init.pp

@@ -173,9 +173,9 @@
     $reboot_message_group = pick($reboot_message,
                                   $group_vars['patching_reboot_message'],
                                   'NOTICE: This system is currently being updated.')
-    $update_provider_group = pick($update_provider,
-                              $group_vars['update_provider'],
-                              undef)
+    $update_provider_group = pick_default($update_provider,
+                                          $group_vars['patching_update_provider'],
+                                          undef)
     $reboot_wait_group = pick($reboot_wait,
                               $group_vars['patching_reboot_wait'],
                               300)