tempest/tempest/tests/common/test_waiters.py
zhufl 0ea2c01d75 Break wait_for_volume_resource_status when error_extending
When extending volume reaches status error_extending, we should
return from wait_for_volume_resource_status immediately instead
of waiting for the TimeoutException.

Change-Id: I3db0325c23ebb8d42fe77f4c28552fe9cf5ed807
2019-06-03 15:37:13 +08:00

235 lines
10 KiB
Python
Executable File

# Copyright 2014 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 mock
from tempest.common import waiters
from tempest import exceptions
from tempest.lib import exceptions as lib_exc
from tempest.lib.services.volume.v2 import volumes_client
from tempest.tests import base
import tempest.tests.utils as utils
class TestImageWaiters(base.TestCase):
def setUp(self):
super(TestImageWaiters, self).setUp()
self.client = mock.MagicMock()
self.client.build_timeout = 1
self.client.build_interval = 1
def test_wait_for_image_status(self):
self.client.show_image.return_value = ({'status': 'active'})
start_time = int(time.time())
waiters.wait_for_image_status(self.client, 'fake_image_id', 'active')
end_time = int(time.time())
# Ensure waiter returns before build_timeout
self.assertLess((end_time - start_time), 10)
def test_wait_for_image_status_timeout(self):
time_mock = self.patch('time.time')
time_mock.side_effect = utils.generate_timeout_series(1)
self.client.show_image.return_value = ({'status': 'saving'})
self.assertRaises(lib_exc.TimeoutException,
waiters.wait_for_image_status,
self.client, 'fake_image_id', 'active')
def test_wait_for_image_status_error_on_image_create(self):
self.client.show_image.return_value = ({'status': 'ERROR'})
self.assertRaises(exceptions.AddImageException,
waiters.wait_for_image_status,
self.client, 'fake_image_id', 'active')
@mock.patch.object(time, 'sleep')
def test_wait_for_volume_status_error_restoring(self, mock_sleep):
# Tests that the wait method raises VolumeRestoreErrorException if
# the volume status is 'error_restoring'.
client = mock.Mock(spec=volumes_client.VolumesClient,
resource_type="volume",
build_interval=1)
volume1 = {'volume': {'status': 'restoring-backup'}}
volume2 = {'volume': {'status': 'error_restoring'}}
mock_show = mock.Mock(side_effect=(volume1, volume2))
client.show_volume = mock_show
volume_id = '7532b91e-aa0a-4e06-b3e5-20c0c5ee1caa'
self.assertRaises(exceptions.VolumeRestoreErrorException,
waiters.wait_for_volume_resource_status,
client, volume_id, 'available')
mock_show.assert_has_calls([mock.call(volume_id),
mock.call(volume_id)])
mock_sleep.assert_called_once_with(1)
@mock.patch.object(time, 'sleep')
def test_wait_for_volume_status_error_extending(self, mock_sleep):
# Tests that the wait method raises VolumeExtendErrorException if
# the volume status is 'error_extending'.
client = mock.Mock(spec=volumes_client.VolumesClient,
resource_type="volume",
build_interval=1)
volume1 = {'volume': {'status': 'extending'}}
volume2 = {'volume': {'status': 'error_extending'}}
mock_show = mock.Mock(side_effect=(volume1, volume2))
client.show_volume = mock_show
volume_id = '7532b91e-aa0a-4e06-b3e5-20c0c5ee1caa'
self.assertRaises(exceptions.VolumeExtendErrorException,
waiters.wait_for_volume_resource_status,
client, volume_id, 'available')
mock_show.assert_has_calls([mock.call(volume_id),
mock.call(volume_id)])
mock_sleep.assert_called_once_with(1)
class TestInterfaceWaiters(base.TestCase):
build_timeout = 1.
build_interval = 1
port_down = {'interfaceAttachment': {'port_state': 'DOWN'}}
port_active = {'interfaceAttachment': {'port_state': 'ACTIVE'}}
def mock_client(self, **kwargs):
return mock.MagicMock(
build_timeout=self.build_timeout,
build_interval=self.build_interval,
**kwargs)
def test_wait_for_interface_status(self):
show_interface = mock.Mock(
side_effect=[self.port_down, self.port_active])
client = self.mock_client(show_interface=show_interface)
self.patch('time.time', return_value=0.)
sleep = self.patch('time.sleep')
result = waiters.wait_for_interface_status(
client, 'server_id', 'port_id', 'ACTIVE')
self.assertIs(self.port_active['interfaceAttachment'], result)
show_interface.assert_has_calls([mock.call('server_id', 'port_id'),
mock.call('server_id', 'port_id')])
sleep.assert_called_once_with(client.build_interval)
def test_wait_for_interface_status_timeout(self):
show_interface = mock.MagicMock(return_value=self.port_down)
client = self.mock_client(show_interface=show_interface)
self.patch('time.time', side_effect=[0., client.build_timeout + 1.])
sleep = self.patch('time.sleep')
self.assertRaises(lib_exc.TimeoutException,
waiters.wait_for_interface_status,
client, 'server_id', 'port_id', 'ACTIVE')
show_interface.assert_has_calls([mock.call('server_id', 'port_id'),
mock.call('server_id', 'port_id')])
sleep.assert_called_once_with(client.build_interval)
one_interface = {'interfaceAttachments': [{'port_id': 'port_one'}]}
two_interfaces = {'interfaceAttachments': [{'port_id': 'port_one'},
{'port_id': 'port_two'}]}
def test_wait_for_interface_detach(self):
list_interfaces = mock.MagicMock(
side_effect=[self.two_interfaces, self.one_interface])
client = self.mock_client(list_interfaces=list_interfaces)
self.patch('time.time', return_value=0.)
sleep = self.patch('time.sleep')
result = waiters.wait_for_interface_detach(
client, 'server_id', 'port_two')
self.assertIs(self.one_interface['interfaceAttachments'], result)
list_interfaces.assert_has_calls([mock.call('server_id'),
mock.call('server_id')])
sleep.assert_called_once_with(client.build_interval)
def test_wait_for_interface_detach_timeout(self):
list_interfaces = mock.MagicMock(return_value=self.one_interface)
client = self.mock_client(list_interfaces=list_interfaces)
self.patch('time.time', side_effect=[0., client.build_timeout + 1.])
sleep = self.patch('time.sleep')
self.assertRaises(lib_exc.TimeoutException,
waiters.wait_for_interface_detach,
client, 'server_id', 'port_one')
list_interfaces.assert_has_calls([mock.call('server_id'),
mock.call('server_id')])
sleep.assert_called_once_with(client.build_interval)
class TestVolumeWaiters(base.TestCase):
vol_migrating_src_host = {
'volume': {'migration_status': 'migrating',
'os-vol-host-attr:host': 'src_host@backend#type'}}
vol_migrating_dst_host = {
'volume': {'migration_status': 'migrating',
'os-vol-host-attr:host': 'dst_host@backend#type'}}
vol_migration_success = {
'volume': {'migration_status': 'success',
'os-vol-host-attr:host': 'dst_host@backend#type'}}
vol_migration_error = {
'volume': {'migration_status': 'error',
'os-vol-host-attr:host': 'src_host@backend#type'}}
def test_wait_for_volume_migration_timeout(self):
show_volume = mock.MagicMock(return_value=self.vol_migrating_src_host)
client = mock.Mock(spec=volumes_client.VolumesClient,
resource_type="volume",
build_interval=1,
build_timeout=1,
show_volume=show_volume)
self.patch('time.time', side_effect=[0., client.build_timeout + 1.])
self.patch('time.sleep')
self.assertRaises(lib_exc.TimeoutException,
waiters.wait_for_volume_migration,
client, mock.sentinel.volume_id, 'dst_host')
def test_wait_for_volume_migration_error(self):
show_volume = mock.MagicMock(side_effect=[
self.vol_migrating_src_host,
self.vol_migrating_src_host,
self.vol_migration_error])
client = mock.Mock(spec=volumes_client.VolumesClient,
resource_type="volume",
build_interval=1,
build_timeout=1,
show_volume=show_volume)
self.patch('time.time', return_value=0.)
self.patch('time.sleep')
self.assertRaises(lib_exc.TempestException,
waiters.wait_for_volume_migration,
client, mock.sentinel.volume_id, 'dst_host')
def test_wait_for_volume_migration_success_and_dst(self):
show_volume = mock.MagicMock(side_effect=[
self.vol_migrating_src_host,
self.vol_migrating_dst_host,
self.vol_migration_success])
client = mock.Mock(spec=volumes_client.VolumesClient,
resource_type="volume",
build_interval=1,
build_timeout=1,
show_volume=show_volume)
self.patch('time.time', return_value=0.)
self.patch('time.sleep')
waiters.wait_for_volume_migration(
client, mock.sentinel.volume_id, 'dst_host')
# Assert that we wait until migration_status is success and dst_host is
# part of the returned os-vol-host-attr:host.
show_volume.assert_has_calls([mock.call(mock.sentinel.volume_id),
mock.call(mock.sentinel.volume_id),
mock.call(mock.sentinel.volume_id)])