volume.rb in fog-openstack-0.1.6

- old
+ new

@@ -5,21 +5,31 @@
     class OpenStack
       class V1
         class Volume < Fog::Volume::OpenStack::Volume
           identity :id
 
-          superclass.attributes.each{|attrib| attribute attrib}
+          superclass.attributes.each { |attrib| attribute attrib }
           attribute :display_name, :aliases => 'displayName'
           attribute :display_description, :aliases => 'displayDescription'
           attribute :tenant_id, :aliases => 'os-vol-tenant-attr:tenant_id'
 
           def save
             requires :display_name, :size
-            data = service.create_volume(display_name, display_description, size, attributes)
+            data = if id.nil?
+                     service.create_volume(display_name, display_description, size, attributes)
+                   else
+                     service.update_volume(id, attributes.reject { |k, _v| k == :id })
+                   end
             merge_attributes(data.body['volume'])
             true
           end
 
+          def update(attr = nil)
+            requires :id
+            merge_attributes(
+              service.update_volume(id, attr || attributes).body['volume'])
+            self
+          end
         end
       end
     end
   end
 end