openstack/zun
Code Issues Proposed changes

Remove unnecessary check on container init

Browse Source 
The container_start and container_stop are idempotent. It is safe
to run them again on startup if it was unfinished.

Change-Id: I0615493431dd882895d12ecf67c72fc3d7a200ec
This commit is contained in:
Hongbin Lu 2018-02-19 03:34:12 +00:00
parent 87a3370ca0
commit dfdc8e1b1b
2 changed files with 3 additions and 31 deletions
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16
zun/compute/manager.py
View File

@ -98,22 +98,12 @@ class Manager(periodic_task.PeriodicTasks):
return
if container.task_state == consts.CONTAINER_STOPPING:
if container.status == consts.STOPPED:
LOG.info("Container %s is already stop when stop is called.",
container.uuid)
self._update_task_state(context, container, None)
else:
self.container_stop(context, container,
CONF.docker.default_timeout)
self.container_stop(context, container,
CONF.docker.default_timeout)
return
if container.task_state == consts.CONTAINER_STARTING:
if container.status == consts.RUNNING:
LOG.info("Container %s is already start when start is called.",
container.uuid)
self._update_task_state(context, container, None)
else:
self.container_start(context, container)
self.container_start(context, container)
return
def _fail_container(self, context, container, error, unset_host=False):

18
zun/tests/unit/compute/test_compute_manager.py
View File

@ -126,15 +126,6 @@ class TestManager(base.TestCase):
container_1,
10)
@mock.patch.object(Container, 'save')
def test_init_container_retries_start_already(self, mock_save):
container = Container(self.context, **utils.get_test_container())
container.task_state = consts.CONTAINER_STARTING
container.status = consts.RUNNING
self.compute_manager._init_container(self.context, container)
self.assertEqual(container.status, consts.RUNNING)
self.assertIsNone(container.task_state)
@mock.patch.object(manager.Manager, 'container_stop')
@mock.patch.object(Container, 'save')
def test_init_container_retries_stop(self, mock_save,
@ -145,15 +136,6 @@ class TestManager(base.TestCase):
mock_container_stop.assert_called_once_with(self.context,
container, 60)
@mock.patch.object(Container, 'save')
def test_init_container_retries_stop_already(self, mock_save):
container = Container(self.context, **utils.get_test_container())
container.task_state = consts.CONTAINER_STOPPING
container.status = consts.STOPPED
self.compute_manager._init_container(self.context, container)
self.assertEqual(container.status, consts.STOPPED)
self.assertIsNone(container.task_state)
@mock.patch.object(manager.Manager, 'container_delete')
@mock.patch.object(Container, 'save')
def test_init_container_retries_deleting(self, mock_save,