[openstack|volume] Added volume model

lib/fog/openstack/models/volume/volume.rb

@@ -0,0 +1,46 @@
+require 'fog/core/model'
+
+module Fog
+  module Volume
+    class OpenStack
+
+      class Volume < Fog::Model
+
+        identity :id
+
+        attribute :display_name,        :aliases => 'displayName'
+        attribute :display_description, :aliases => 'displayDescription'
+        attribute :status
+        attribute :size
+        attribute :type,                :aliases => 'volumeType'
+        attribute :snapshot_id,         :aliases => 'snapshotId'
+        attribute :availability_zone,   :aliases => 'availabilityZone'
+        attribute :created_at,          :aliases => 'createdAt'
+        attribute :attachments
+
+
+        def initialize(attributes)
+          @connection = attributes[:connection]
+          super
+        end
+
+        def save
+          requires :display_name, :size
+          data = connection.create_volume(display_name, display_description, size, attributes)
+          merge_attributes(data.body['volume'])
+          true
+        end
+
+        def destroy
+          requires :id
+          connection.delete_volume(id)
+          true
+        end
+
+      end
+
+    end
+  end
+
+end
+

lib/fog/openstack/models/volume/volumes.rb

@@ -0,0 +1,27 @@
+require 'fog/core/collection'
+require 'fog/openstack/models/volume/volume'
+
+module Fog
+  module Volume
+    class OpenStack
+
+      class Volumes < Fog::Collection
+        model Fog::Volume::OpenStack::Volume
+
+        def all(detailed=true)
+          load(connection.list_volumes(detailed).body['volumes'])
+        end
+
+        def find_by_id(volume_id)
+          if volume = connection.get_volume_details(volume_id).body['volume']
+            new(volume)
+          end
+        rescue Fog::Volume::OpenStack::NotFound
+          nil
+        end
+      end
+
+    end
+  end
+end
+

lib/fog/openstack/volume.rb

@@ -11,10 +11,10 @@ module Fog
                  :openstack_api_key, :openstack_username,
                  :current_user, :current_tenant
 
-      #model_path 'fog/openstack/models/volume'
+      model_path 'fog/openstack/models/volume'
 
-      #model       :volume
-      #collection  :volumes
+      model       :volume
+      collection  :volumes
 
 
       request_path 'fog/openstack/requests/volume'