Add new attributes to floating ips

There are four attributes that show up by default in devstack installs.
They come from the timestamp and standard attributes extensions, so it's
possible they may not always be present. But we can make them always be
present.

Change-Id: I1a05ef735c24600821856c6ec36df11e981b3d36

doc/source/model.rst

@@ -202,6 +202,7 @@ A Floating IP from Neutron or Nova
   FloatingIP = dict(
     location=Location(),
     id=str(),
+    description=str(),
     attached=bool(),
     fixed_ip_address=str() or None,
     floating_ip_address=str() or None,
@@ -209,6 +210,9 @@ A Floating IP from Neutron or Nova
     port=str() or None,
     router=str(),
     status=str(),
+    created_at=str() or None,
+    updated_at=str() or None,
+    revision_number=int() or None,
     properties=dict())
 
 Project

releasenotes/notes/new-floating-attributes-213cdf5681d337e1.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - Added support for created_at, updated_at, description
+    and revision_number attributes for floating ips.

shade/_normalize.py

@@ -468,6 +468,13 @@ class Normalizer(object):
         router_id = ip.pop('router_id', None)
         id = ip.pop('id')
         port_id = ip.pop('port_id', None)
+        created_at = ip.pop('created_at', None)
+        updated_at = ip.pop('updated_at', None)
+        # Note - description may not always be on the underlying cloud.
+        # Normalizing it here is easy - what do we do when people want to
+        # set a description?
+        description = ip.pop('description', '')
+        revision_number = ip.pop('revision_number', None)
 
         if self._use_neutron_floating():
             attached = bool(port_id)
@@ -487,6 +494,10 @@ class Normalizer(object):
             port=port_id,
             router=router_id,
             status=status,
+            created_at=created_at,
+            updated_at=updated_at,
+            description=description,
+            revision_number=revision_number,
             properties=ip.copy(),
         )
         # Backwards compat