Filter out the snapshot image type

Create the snapshot will copy the image's metadata,
so the snapshot image type will show in the Image table
and configure application image field.
This patch filter out the snapshot image type.

Change-Id: I4a93b75730da9a0f3a9969687e684ee8dfeff815
Closes-Bug: #1650403

muranodashboard/dynamic_ui/fields.py

@@ -115,6 +115,9 @@ def get_murano_images(request):
         LOG.error("Error to request image list from glance ")
         exceptions.handle(request, _("Unable to retrieve public images."))
     murano_images = []
+    # filter out the snapshot image type
+    images = filter(
+        lambda x: x.properties.get("image_type", '') != 'snapshot', images)
     for image in images:
         murano_property = image.properties.get('murano_image_info')
         if murano_property:

muranodashboard/images/forms.py

@@ -27,6 +27,9 @@ LOG = logging.getLogger(__name__)
 
 
 def filter_murano_images(images, request=None):
+    # filter out the snapshot image type
+    images = filter(
+        lambda x: x.properties.get("image_type", '') != 'snapshot', images)
     marked_images = []
     for image in images:
         metadata = image.properties.get('murano_image_info')
@@ -92,6 +95,10 @@ class MarkImageForm(horizon_forms.SelfHandlingForm):
         images = filter(
             lambda x: x.container_format not in ('aki', 'ari'), images)
 
+        # filter out the snapshot image type
+        images = filter(
+            lambda x: x.properties.get("image_type", '') != 'snapshot', images)
+
         self.fields['image'].choices = [(i.id, i.name) for i in images]
         self.fields['existing_titles'].initial = \
             [image.title for image in filter_murano_images(images)]

muranodashboard/tests/unit/images/test_forms.py

@@ -40,6 +40,15 @@ class TestImagesForms(testtools.TestCase):
         images = [self.mock_img]
         self.assertEqual(images, forms.filter_murano_images(images))
 
+        snapshot_meta = {'image_type': u'snapshot',
+                         'murano_image_info': '{"title": "title",\
+                                                "type": "type"}'}
+        mock_snapshot_img = \
+            mock.MagicMock(id=14, properties=snapshot_meta)
+        images = [mock_snapshot_img]
+        self.assertEqual([],
+                         forms.filter_murano_images(images, self.mock_request))
+
 
 class TestMarkImageForm(testtools.TestCase):
     def setUp(self):