nova/nova/tests/functional/regressions/test_bug_1548980.py

88 lines
3.4 KiB
Python

# Copyright 2016 IBM Corp.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import time
import nova.scheduler.utils
import nova.servicegroup
from nova import test
from nova.tests import fixtures as nova_fixtures
from nova.tests.functional.api import client
from nova.tests.unit import cast_as_call
import nova.tests.unit.image.fake
from nova.tests.unit import policy_fixture
class TestServerGet(test.TestCase):
REQUIRES_LOCKING = True
def setUp(self):
super(TestServerGet, self).setUp()
self.useFixture(policy_fixture.RealPolicyFixture())
self.useFixture(nova_fixtures.NeutronFixture(self))
api_fixture = self.useFixture(nova_fixtures.OSAPIFixture(
api_version='v2.1'))
# The non-admin API client is fine to stay at 2.1 since it just creates
# and deletes the server.
self.api = api_fixture.api
self.admin_api = api_fixture.admin_api
# The admin API client needs to be at microversion 2.16 to exhibit the
# regression.
self.admin_api.microversion = '2.16'
# the image fake backend needed for image discovery
nova.tests.unit.image.fake.stub_out_image_service(self)
self.start_service('conductor')
self.flags(driver='chance_scheduler', group='scheduler')
self.start_service('scheduler')
self.compute = self.start_service('compute')
self.consoleauth = self.start_service('consoleauth')
self.useFixture(cast_as_call.CastAsCall(self.stubs))
self.addCleanup(nova.tests.unit.image.fake.FakeImageService_reset)
self.image_id = self.api.get_images()[0]['id']
self.flavor_id = self.api.get_flavors()[0]['id']
def test_list_deleted_instances(self):
"""Regression test for bug #1548980.
Before fixing this bug, listing deleted instances returned a 404
because lazy-loading services from a deleted instance failed. Now
we should be able to list the deleted instance and the host_state
attribute should be "".
"""
server = dict(name='server1',
imageRef=self.image_id,
flavorRef=self.flavor_id)
server = self.api.post_server({'server': server})
self.api.delete_server(server['id'])
# Wait 30 seconds for it to be gone.
for x in range(30):
try:
self.api.get_server(server['id'])
time.sleep(1)
except client.OpenStackApiNotFoundException:
break
else:
self.fail('Timed out waiting to delete server: %s' % server['id'])
servers = self.admin_api.get_servers(search_opts={'deleted': 1})
self.assertEqual(1, len(servers))
self.assertEqual(server['id'], servers[0]['id'])
# host_status is returned in the 2.16 microversion and since the server
# is deleted it should be the empty string
self.assertEqual(0, len(servers[0]['host_status']))