install_msi.rb in chef-provisioning-0.20.1

- old
+ new

@@ -3,18 +3,20 @@
 
 class Chef
 module Provisioning
   class ConvergenceStrategy
     class InstallMsi < PrecreateChefObjects
-      @@install_msi_cache = {}
-
       def initialize(convergence_options, config)
         super
+        @chef_version ||= convergence_options[:chef_version]
+        @prerelease ||= convergence_options[:prerelease]
         @install_msi_url = convergence_options[:install_msi_url] || 'https://www.chef.io/chef/install.msi'
         @install_msi_path = convergence_options[:install_msi_path] || "$env:TEMP\\#{File.basename(@install_msi_url)}"
         @chef_client_timeout = convergence_options.has_key?(:chef_client_timeout) ? convergence_options[:chef_client_timeout] : 120*60 # Default: 2 hours
       end
 
+      attr_reader :chef_version
+      attr_reader :prerelease
       attr_reader :install_msi_url
       attr_reader :install_msi_path
 
       def setup_convergence(action_handler, machine)
         if !convergence_options.has_key?(:client_rb_path) || !convergence_options.has_key?(:client_pem_path)