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Merge "Fix sporadic cleanup unit test failure" into stable/train

changes/41/779141/4
Zuul 1 month ago
committed by Gerrit Code Review
parent
commit
aa16772f4a
1 changed files with 13 additions and 6 deletions
  1. +13
    -6
      cinder/tests/unit/test_cleanable_manager.py

+ 13
- 6
cinder/tests/unit/test_cleanable_manager.py View File

@ -110,8 +110,15 @@ class TestCleanableManager(test.TestCase):
def test_do_cleanup_not_cleaning_already_claimed_by_us(self):
"""Basic cleanup that doesn't touch other thread's claimed works."""
original_time = timeutils.utcnow()
other_thread_claimed_time = timeutils.utcnow()
now = timeutils.utcnow()
delta = timeutils.datetime.timedelta(seconds=1)
original_time = now - delta
# Creating the worker in the future, and then changing the in-memory
# value of worker2.updated_at to an earlier time, we effectively
# simulate that the worker entry was created in the past and that it
# has been just updated between worker_get_all and trying
# to claim a work for cleanup
other_thread_claimed_time = now + delta
vol = utils.create_volume(self.context, status='creating')
worker1 = db.worker_create(self.context, status='creating',
resource_type='Volume', resource_id=vol.id,
@ -124,14 +131,14 @@ class TestCleanableManager(test.TestCase):
service_id=self.service.id,
updated_at=other_thread_claimed_time)
worker2 = db.worker_get(self.context, id=worker2.id)
# Simulate that the change to vol2 worker happened between
# worker_get_all and trying to claim a work for cleanup
# This with the mock below simulates worker2 was created in the past
# and updated right between worker_get_all and worker_claim_for_cleanup
worker2.updated_at = original_time
clean_req = objects.CleanupRequest(service_id=self.service.id)
mngr = FakeManager(self.service.id)
with mock.patch('cinder.db.worker_get_all') as get_all_mock:
with mock.patch('cinder.manager.timeutils.utcnow', return_value=now),\
mock.patch('cinder.db.worker_get_all') as get_all_mock:
get_all_mock.return_value = [worker1, worker2]
mngr.do_cleanup(self.context, clean_req)


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