Merge "Don't delete neutron port when attach failed"

doc/notification_samples/instance-shutdown-end.json

@@ -11,21 +11,8 @@
             "fault":null,
             "host":"compute",
             "host_name":"some-server",
-            "ip_addresses": [{
-                "nova_object.name": "IpPayload",
-                "nova_object.namespace": "nova",
-                "nova_object.version": "1.0",
-                "nova_object.data": {
-                    "mac": "fa:16:3e:4c:2c:30",
-                    "address": "192.168.1.3",
-                    "port_uuid": "ce531f90-199f-48c0-816c-13e38010b442",
-                    "meta": {},
-                    "version": 4,
-                    "label": "private-network",
-                    "device_name": "tapce531f90-19"
-                }
-            }],
             "key_name": "my-key",
+            "ip_addresses": [],
             "kernel_id":"",
             "launched_at":"2012-10-29T13:42:11Z",
             "image_uuid": "155d900f-4e14-4e4c-a73d-069cbf4541e6",

nova/network/base_api.py

@@ -48,6 +48,7 @@ def update_instance_cache_with_nw_info(impl, context, instance,
         ic = objects.InstanceInfoCache.new(context, instance.uuid)
         ic.network_info = nw_info
         ic.save(update_cells=update_cells)
+        instance.info_cache = ic
     except Exception:
         with excutils.save_and_reraise_exception():
             LOG.exception(_LE('Failed storing info cache'), instance=instance)

nova/tests/unit/network/test_api.py

@@ -15,6 +15,7 @@
 
 """Tests for network API."""
 
+import copy
 import itertools
 import uuid
 
@@ -559,7 +560,7 @@ class ApiTestCase(test.TestCase):
 
 
 @mock.patch('nova.network.api.API')
-@mock.patch('nova.db.instance_info_cache_update', return_value=fake_info_cache)
+@mock.patch('nova.db.instance_info_cache_update')
 class TestUpdateInstanceCache(test.NoDBTestCase):
     def setUp(self):
         super(TestUpdateInstanceCache, self).setUp()
@@ -572,32 +573,41 @@ class TestUpdateInstanceCache(test.NoDBTestCase):
 
     def test_update_nw_info_none(self, db_mock, api_mock):
         api_mock._get_instance_nw_info.return_value = self.nw_info
-
+        info_cache = copy.deepcopy(fake_info_cache)
+        info_cache.update({'network_info': self.nw_json})
+        db_mock.return_value = info_cache
         base_api.update_instance_cache_with_nw_info(api_mock, self.context,
                                                self.instance, None)
         api_mock._get_instance_nw_info.assert_called_once_with(self.context,
                                                                 self.instance)
         db_mock.assert_called_once_with(self.context, self.instance.uuid,
                                         {'network_info': self.nw_json})
+        self.assertEqual(self.nw_info, self.instance.info_cache.network_info)
 
     def test_update_nw_info_one_network(self, db_mock, api_mock):
-        api_mock._get_instance_nw_info.return_value = self.nw_info
+        info_cache = copy.deepcopy(fake_info_cache)
+        info_cache.update({'network_info': self.nw_json})
+        db_mock.return_value = info_cache
         base_api.update_instance_cache_with_nw_info(api_mock, self.context,
                                                self.instance, self.nw_info)
         self.assertFalse(api_mock._get_instance_nw_info.called)
         db_mock.assert_called_once_with(self.context, self.instance.uuid,
                                         {'network_info': self.nw_json})
+        self.assertEqual(self.nw_info, self.instance.info_cache.network_info)
 
     def test_update_nw_info_empty_list(self, db_mock, api_mock):
-        api_mock._get_instance_nw_info.return_value = self.nw_info
+        new_nw_info = network_model.NetworkInfo([])
+        db_mock.return_value = fake_info_cache
         base_api.update_instance_cache_with_nw_info(api_mock, self.context,
-                                                self.instance,
-                                                network_model.NetworkInfo([]))
+                                                self.instance, new_nw_info)
         self.assertFalse(api_mock._get_instance_nw_info.called)
         db_mock.assert_called_once_with(self.context, self.instance.uuid,
                                         {'network_info': '[]'})
+        self.assertEqual(new_nw_info, self.instance.info_cache.network_info)
 
     def test_decorator_return_object(self, db_mock, api_mock):
+        db_mock.return_value = fake_info_cache
+
         @base_api.refresh_cache
         def func(self, context, instance):
             return network_model.NetworkInfo([])
@@ -607,6 +617,8 @@ class TestUpdateInstanceCache(test.NoDBTestCase):
                                         {'network_info': '[]'})
 
     def test_decorator_return_none(self, db_mock, api_mock):
+        db_mock.return_value = fake_info_cache
+
         @base_api.refresh_cache
         def func(self, context, instance):
             pass

releasenotes/notes/bug-1645175-b1ef3ad9a3e44ed6.yaml

@@ -0,0 +1,11 @@
+---
+other:
+  - |
+     ``instance.shutdown.end`` versioned notification will
+     have an empty ``ip_addresses`` field since the network
+     resources associated with the instance are deallocated
+     before this notification is sent, which is actually
+     more accurate. Consumers should rely on the
+     instance.shutdown.start notification if they need the
+     network information for the instance when it is being
+     deleted.