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Merge "post live migration: don't call Neutron needlessly" into stable/train

changes/79/752279/1
Zuul 1 week ago
committed by Gerrit Code Review
parent
commit
1ee93b9cd7
3 changed files with 18 additions and 5 deletions
  1. +7
    -1
      nova/compute/manager.py
  2. +8
    -3
      nova/tests/unit/compute/test_compute.py
  3. +3
    -1
      nova/tests/unit/compute/test_compute_mgr.py

+ 7
- 1
nova/compute/manager.py View File

@@ -7496,7 +7496,13 @@ class ComputeManager(manager.Manager):
# Releasing vlan.
# (not necessary in current implementation?)

network_info = self.network_api.get_instance_nw_info(ctxt, instance)
# NOTE(artom) At this point in time we have not bound the ports to the
# destination host yet (this happens in migrate_instance_start()
# below). Therefore, the "old" source network info that's still in the
# instance info cache is safe to use here, since it'll be used below
# during driver.post_live_migration_at_source() to unplug the VIFs on
# the source.
network_info = instance.get_network_info()

self._notify_about_instance_usage(ctxt, instance,
"live_migration._post.start",


+ 8
- 3
nova/tests/unit/compute/test_compute.py View File

@@ -6482,8 +6482,9 @@ class ComputeTestCase(BaseTestCase,
mock.patch.object(
self.compute.network_api, 'setup_networks_on_host'),
mock.patch.object(migration_obj, 'save'),
mock.patch.object(instance, 'get_network_info', return_value=[]),
) as (
mock_migrate, mock_setup, mock_mig_save
mock_migrate, mock_setup, mock_mig_save, mock_get_nw_info
):
self.compute._post_live_migration(c, instance, dest,
migrate_data=migrate_data,
@@ -6495,6 +6496,7 @@ class ComputeTestCase(BaseTestCase,
mock_migrate.assert_called_once_with(c, instance, migration)
mock_post.assert_called_once_with(c, instance, False, dest)
mock_clear.assert_called_once_with(mock.ANY)
mock_get_nw_info.assert_called()

@mock.patch('nova.compute.utils.notify_about_instance_action')
def test_post_live_migration_working_correctly(self, mock_notify):
@@ -6537,12 +6539,15 @@ class ComputeTestCase(BaseTestCase,
'clear_events_for_instance'),
mock.patch.object(self.compute, 'update_available_resource'),
mock.patch.object(migration_obj, 'save'),
mock.patch.object(instance, 'get_network_info'),
) as (
post_live_migration, unfilter_instance,
migrate_instance_start, post_live_migration_at_destination,
post_live_migration_at_source, setup_networks_on_host,
clear_events, update_available_resource, mig_save
clear_events, update_available_resource, mig_save, get_nw_info,
):
nw_info = network_model.NetworkInfo.hydrate([])
get_nw_info.return_value = nw_info
self.compute._post_live_migration(c, instance, dest,
migrate_data=migrate_data,
source_bdms=bdms)
@@ -6565,7 +6570,7 @@ class ComputeTestCase(BaseTestCase,
post_live_migration_at_destination.assert_has_calls([
mock.call(c, instance, False, dest)])
post_live_migration_at_source.assert_has_calls(
[mock.call(c, instance, [])])
[mock.call(c, instance, nw_info)])
clear_events.assert_called_once_with(instance)
update_available_resource.assert_has_calls([mock.call(c)])
self.assertEqual('completed', migration_obj.status)


+ 3
- 1
nova/tests/unit/compute/test_compute_mgr.py View File

@@ -9287,6 +9287,7 @@ class ComputeManagerMigrationTestCase(test.NoDBTestCase,
source_node='src')
image_bdm.attachment_id = uuids.attachment3

@mock.patch.object(instance, 'get_network_info')
@mock.patch('nova.compute.utils.notify_about_instance_action')
@mock.patch('nova.objects.ConsoleAuthToken.'
'clean_console_auths_for_instance')
@@ -9305,7 +9306,7 @@ class ComputeManagerMigrationTestCase(test.NoDBTestCase,
def _test(mock_net_api, mock_notify, mock_driver,
mock_rpc, mock_get_bdm_info, mock_attach_delete,
mock_update_resource, mock_bdm_save, mock_ga,
mock_clean, mock_notify_action):
mock_clean, mock_notify_action, mock_get_nw_info):
self._mock_rt()

bdms = objects.BlockDeviceMappingList(objects=[vol_bdm, image_bdm])
@@ -9325,6 +9326,7 @@ class ComputeManagerMigrationTestCase(test.NoDBTestCase,
mock.call(self.context, instance, 'fake-mini',
action='live_migration_post', phase='end')])
self.assertEqual(2, mock_notify_action.call_count)
mock_get_nw_info.assert_called()

_test()



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