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-rw-r--r--neutron/notifiers/nova.py12
-rw-r--r--neutron/tests/unit/notifiers/test_notifiers_nova.py17
2 files changed, 29 insertions, 0 deletions
diff --git a/neutron/notifiers/nova.py b/neutron/notifiers/nova.py
index aa4f1b53e1..1db6bc097e 100644
--- a/neutron/notifiers/nova.py
+++ b/neutron/notifiers/nova.py
@@ -128,6 +128,18 @@ class Notifier(object):
if not cfg.CONF.notify_nova_on_port_data_changes:
return
+ # When neutron re-assigns floating ip from an original instance
+ # port to a new instance port without disassociate it first, an
+ # event should be sent for original instance, that will make nova
+ # know original instance's info, and update database for it.
+ if (action == 'update_floatingip'
+ and returned_obj['floatingip'].get('port_id')
+ and original_obj.get('port_id')):
+ disassociate_returned_obj = {'floatingip': {'port_id': None}}
+ event = self.create_port_changed_event(action, original_obj,
+ disassociate_returned_obj)
+ self.queue_event(event)
+
event = self.create_port_changed_event(action, original_obj,
returned_obj)
self.queue_event(event)
diff --git a/neutron/tests/unit/notifiers/test_notifiers_nova.py b/neutron/tests/unit/notifiers/test_notifiers_nova.py
index 7972ebf55a..db9bc79c31 100644
--- a/neutron/tests/unit/notifiers/test_notifiers_nova.py
+++ b/neutron/tests/unit/notifiers/test_notifiers_nova.py
@@ -303,3 +303,20 @@ class TestNovaNotify(base.BaseTestCase):
self.nova_notifier.queue_event(mock.Mock())
self.assertFalse(self.nova_notifier._waiting_to_send)
send_events.assert_called_once_with()
+
+ def test_reassociate_floatingip_without_disassociate_event(self):
+ returned_obj = {'floatingip':
+ {'port_id': 'f5348a16-609a-4971-b0f0-4b8def5235fb'}}
+ original_obj = {'port_id': '5a39def4-3d3f-473d-9ff4-8e90064b9cc1'}
+ self.nova_notifier._waiting_to_send = True
+ self.nova_notifier.send_network_change(
+ 'update_floatingip', original_obj, returned_obj)
+ self.assertEqual(2, len(self.nova_notifier.pending_events))
+
+ returned_obj_non = {'floatingip': {'port_id': None}}
+ event_dis = self.nova_notifier.create_port_changed_event(
+ 'update_floatingip', original_obj, returned_obj_non)
+ event_assoc = self.nova_notifier.create_port_changed_event(
+ 'update_floatingip', original_obj, returned_obj)
+ self.assertEqual(self.nova_notifier.pending_events[0], event_dis)
+ self.assertEqual(self.nova_notifier.pending_events[1], event_assoc)