Fixed #222 -- CLI scaling error msg when no Rackspace image exists

Author: mboersma

api/views.py

@@ -174,8 +174,8 @@ def scale(self, request, **kwargs):
         formation = self.get_object()
         try:
             databag = models.Node.objects.scale(formation, new_structure)
-        except models.Layer.DoesNotExist as e:
-            return Response(str(e), status=status.HTTP_400_BAD_REQUEST)
+        except (models.Layer.DoesNotExist, EnvironmentError) as err:
+            return Response(str(err), status=status.HTTP_400_BAD_REQUEST)
         return Response(databag, status=status.HTTP_200_OK,
                         content_type='application/json')
 

client/deis.py

@@ -1823,7 +1823,7 @@ def main():
     except ResponseError as err:
         resp = err.message
         print('{} {}'.format(resp.status_code, resp.reason))
-        print(resp.text)
+        print(resp.json() or resp.text)
         sys.exit(1)