Add support for MultiStrOpt

This replaces the provider implementation of manila_config type so that
MultiStrOpt, which is used by several options like
 - oslo_messaging_notifications/driver
 - oslo_policy/policy_dirs
are handled correctly.

Change-Id: Id09addfa7f930e0f2279dc114e68ca8a635b0d9d

lib/puppet/provider/manila_config/openstackconfig.rb

@@ -1,6 +1,6 @@
 Puppet::Type.type(:manila_config).provide(
-  :ini_setting,
-  :parent => Puppet::Type.type(:openstack_config).provider(:ini_setting)
+  :openstackconfig,
+  :parent => Puppet::Type.type(:openstack_config).provider(:ruby)
 ) do
 
   def self.file_path

lib/puppet/type/manila_config.rb

@@ -7,14 +7,22 @@ Puppet::Type.newtype(:manila_config) do
     newvalues(/\S+\/\S+/)
   end
 
-  newproperty(:value) do
+  newproperty(:value, :array_matching => :all) do
     desc 'The value of the setting to be defined.'
+    def insync?(is)
+      return true if @should.empty?
+      return false unless is.is_a? Array
+      return false unless is.length == @should.length
+      return (
+        is & @should == is or
+        is & @should.map(&:to_s) == is
+      )
+    end
     munge do |value|
       value = value.to_s.strip
       value.capitalize! if value =~ /^(true|false)$/i
       value
     end
-    newvalues(/^[\S ]*$/)
 
     def is_to_s( currentvalue )
       if resource.secret?

spec/unit/provider/manila_config/openstackconfig_spec.rb

@@ -1,3 +1,8 @@
+#
+# these tests are a little concerning b/c they are hacking around the
+# modulepath, so these tests will not catch issues that may eventually arise
+# related to loading these plugins.
+# I could not, for the life of me, figure out how to programmatically set the modulepath
 $LOAD_PATH.push(
   File.join(
     File.dirname(__FILE__),
@@ -20,19 +25,13 @@ $LOAD_PATH.push(
     'openstacklib',
     'lib')
 )
-
 require 'spec_helper'
-
-provider_class = Puppet::Type.type(:manila_config).provider(:ini_setting)
-
+provider_class = Puppet::Type.type(:manila_config).provider(:openstackconfig)
 describe provider_class do
 
   it 'should default to the default setting when no other one is specified' do
     resource = Puppet::Type::Manila_config.new(
-      {
-        :name => 'DEFAULT/foo',
-        :value => 'bar'
-      }
+      {:name => 'DEFAULT/foo', :value => 'bar'}
     )
     provider = provider_class.new(resource)
     expect(provider.section).to eq('DEFAULT')
@@ -41,10 +40,7 @@ describe provider_class do
 
   it 'should allow setting to be set explicitly' do
     resource = Puppet::Type::Manila_config.new(
-      {
-        :name => 'dude/foo',
-        :value => 'bar'
-      }
+      {:name => 'dude/foo', :value => 'bar'}
     )
     provider = provider_class.new(resource)
     expect(provider.section).to eq('dude')

spec/unit/type/manila_config_spec.rb

@@ -30,12 +30,12 @@ describe 'Puppet::Type.type(:manila_config)' do
 
   it 'should accept a valid value' do
     @manila_config[:value] = 'bar'
-    expect(@manila_config[:value]).to eq('bar')
+    expect(@manila_config[:value]).to eq(['bar'])
   end
 
   it 'should not accept a value with whitespace' do
     @manila_config[:value] = 'b ar'
-    expect(@manila_config[:value]).to eq('b ar')
+    expect(@manila_config[:value]).to eq(['b ar'])
   end
 
   it 'should accept valid ensure values' do