Add functional tests for groups

This patch adds functional tests for groups. It includes the
following tests:

- Create and delete a group
- Create and delete a group snapshot
- Create a group from a group snapshot
- Create a group from a source group
- List and show group and group snapshot

Partial-Implements: blueprint generic-volume-group
Change-Id: If6b139c70e1996ed8db8ea5dff21501adee0f857
This commit is contained in:
xing-yang 2016-07-18 18:23:42 -04:00
parent f5fa8c73f0
commit 642a1c7014
7 changed files with 521 additions and 11 deletions

View File

@ -74,6 +74,9 @@ class FakeLoggingVolumeDriver(lvm.LVMVolumeDriver):
def create_cloned_volume(self, volume, src_vol):
pass
def create_volume_from_snapshot(self, volume, snapshot):
pass
def initialize_connection(self, volume, connector):
# NOTE(thangp): There are several places in the core cinder code where
# the volume passed through is a dict and not an oslo_versionedobject.

View File

@ -63,7 +63,7 @@ class TestOpenStackClient(object):
"""
def __init__(self, auth_user, auth_key, auth_uri):
def __init__(self, auth_user, auth_key, auth_uri, api_version=None):
super(TestOpenStackClient, self).__init__()
self.auth_result = None
self.auth_user = auth_user
@ -71,6 +71,7 @@ class TestOpenStackClient(object):
self.auth_uri = auth_uri
# default project_id
self.project_id = fake.PROJECT_ID
self.api_version = api_version
def request(self, url, method='GET', body=None, headers=None,
ssl_verify=True, stream=False):
@ -133,6 +134,9 @@ class TestOpenStackClient(object):
headers = kwargs.setdefault('headers', {})
headers['X-Auth-Token'] = auth_result['x-auth-token']
if self.api_version:
headers['OpenStack-API-Version'] = 'volume ' + self.api_version
response = self.request(full_uri, **kwargs)
http_status = response.status_code
@ -219,3 +223,50 @@ class TestOpenStackClient(object):
type['extra_specs'] = extra_specs
return self.api_post('/types', type)['volume_type']
def delete_type(self, type_id):
return self.api_delete('/types/%s' % type_id)
def create_group_type(self, type_name, grp_specs=None):
grp_type = {"group_type": {"name": type_name}}
if grp_specs:
grp_type['group_specs'] = grp_specs
return self.api_post('/group_types', grp_type)['group_type']
def delete_group_type(self, group_type_id):
return self.api_delete('/group_types/%s' % group_type_id)
def get_group(self, group_id):
return self.api_get('/groups/%s' % group_id)['group']
def get_groups(self, detail=True):
rel_url = '/groups/detail' if detail else '/groups'
return self.api_get(rel_url)['groups']
def post_group(self, group):
return self.api_post('/groups', group)['group']
def post_group_from_src(self, group):
return self.api_post('/groups/action', group)['group']
def delete_group(self, group_id, params):
return self.api_post('/groups/%s/action' % group_id, params)
def put_group(self, group_id, group):
return self.api_put('/groups/%s' % group_id, group)['group']
def get_group_snapshot(self, group_snapshot_id):
return self.api_get('/group_snapshots/%s' % group_snapshot_id)[
'group_snapshot']
def get_group_snapshots(self, detail=True):
rel_url = '/group_snapshots/detail' if detail else '/group_snapshots'
return self.api_get(rel_url)['group_snapshots']
def post_group_snapshot(self, group_snapshot):
return self.api_post('/group_snapshots', group_snapshot)[
'group_snapshot']
def delete_group_snapshot(self, group_snapshot_id):
return self.api_delete('/group_snapshots/%s' % group_snapshot_id)

View File

@ -59,6 +59,9 @@ def generate_new_element(items, prefix, numeric=False):
class _FunctionalTestBase(test.TestCase):
osapi_version_major = '2'
osapi_version_minor = '0'
def setUp(self):
super(_FunctionalTestBase, self).setUp()
@ -78,8 +81,10 @@ class _FunctionalTestBase(test.TestCase):
self._start_api_service()
self.addCleanup(self.osapi.stop)
api_version = self.osapi_version_major + '.' + self.osapi_version_minor
self.api = client.TestOpenStackClient(fake.USER_ID,
fake.PROJECT_ID, self.auth_url)
fake.PROJECT_ID, self.auth_url,
api_version)
def _update_project(self, new_project_id):
self.api.update_project(new_project_id)
@ -93,7 +98,8 @@ class _FunctionalTestBase(test.TestCase):
self.osapi.start()
# FIXME(ja): this is not the auth url - this is the service url
# FIXME(ja): this needs fixed in nova as well
self.auth_url = 'http://%s:%s/v2' % (self.osapi.host, self.osapi.port)
self.auth_url = 'http://%s:%s/v' % (self.osapi.host, self.osapi.port)
self.auth_url += self.osapi_version_major
def _get_flags(self):
"""An opportunity to setup flags, before the services are started."""
@ -167,3 +173,63 @@ class _FunctionalTestBase(test.TestCase):
time.sleep(1)
retries += 1
def _poll_group_while(self, group_id, continue_states,
expected_end_status=None, max_retries=30):
"""Poll (briefly) while the state is in continue_states.
Continues until the state changes from continue_states or max_retries
are hit. If expected_end_status is specified, we assert that the end
status of the group is expected_end_status.
"""
retries = 0
while retries <= max_retries:
try:
found_grp = self.api.get_group(group_id)
except client.OpenStackApiException404:
return None
except client.OpenStackApiException:
# NOTE(xyang): Got OpenStackApiException(
# u'Unexpected status code',) sometimes, but
# it works if continue.
continue
self.assertEqual(group_id, found_grp['id'])
grp_status = found_grp['status']
if grp_status not in continue_states:
if expected_end_status:
self.assertEqual(expected_end_status, grp_status)
return found_grp
time.sleep(1)
retries += 1
def _poll_group_snapshot_while(self, group_snapshot_id, continue_states,
expected_end_status=None, max_retries=30):
"""Poll (briefly) while the state is in continue_states.
Continues until the state changes from continue_states or max_retries
are hit. If expected_end_status is specified, we assert that the end
status of the group_snapshot is expected_end_status.
"""
retries = 0
while retries <= max_retries:
try:
found_grp_snap = self.api.get_group_snapshot(group_snapshot_id)
except client.OpenStackApiException404:
return None
except client.OpenStackApiException:
# NOTE(xyang): Got OpenStackApiException(
# u'Unexpected status code',) sometimes, but
# it works if continue.
continue
self.assertEqual(group_snapshot_id, found_grp_snap['id'])
grp_snap_status = found_grp_snap['status']
if grp_snap_status not in continue_states:
if expected_end_status:
self.assertEqual(expected_end_status, grp_snap_status)
return found_grp_snap
time.sleep(1)
retries += 1

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@ -0,0 +1,297 @@
# Copyright 2016 EMC Corporation
# All Rights Reserved.
#
# 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.
from cinder.tests.functional import functional_helpers
class GroupSnapshotsTest(functional_helpers._FunctionalTestBase):
_vol_type_name = 'functional_test_type'
_grp_type_name = 'functional_grp_test_type'
osapi_version_major = '3'
osapi_version_minor = '14'
def setUp(self):
super(GroupSnapshotsTest, self).setUp()
self.volume_type = self.api.create_type(self._vol_type_name)
self.group_type = self.api.create_group_type(self._grp_type_name)
def _get_flags(self):
f = super(GroupSnapshotsTest, self)._get_flags()
f['volume_driver'] = (
'cinder.tests.fake_driver.FakeLoggingVolumeDriver')
f['default_volume_type'] = self._vol_type_name
f['default_group_type'] = self._grp_type_name
return f
def test_get_group_snapshots_summary(self):
"""Simple check that listing group snapshots works."""
grp_snaps = self.api.get_group_snapshots(False)
self.assertIsNotNone(grp_snaps)
def test_get_group_snapshots(self):
"""Simple check that listing group snapshots works."""
grp_snaps = self.api.get_group_snapshots()
self.assertIsNotNone(grp_snaps)
def test_create_and_delete_group_snapshot(self):
"""Creates and deletes a group snapshot."""
# Create group
created_group = self.api.post_group(
{'group': {'group_type': self.group_type['id'],
'volume_types': [self.volume_type['id']]}})
self.assertTrue(created_group['id'])
created_group_id = created_group['id']
# Check it's there
found_group = self._poll_group_while(created_group_id,
['creating'])
self.assertEqual(created_group_id, found_group['id'])
self.assertEqual(self.group_type['id'], found_group['group_type'])
self.assertEqual('available', found_group['status'])
# Create volume
created_volume = self.api.post_volume(
{'volume': {'size': 1,
'group_id': created_group_id,
'volume_type': self.volume_type['id']}})
self.assertTrue(created_volume['id'])
created_volume_id = created_volume['id']
# Check it's there
found_volume = self.api.get_volume(created_volume_id)
self.assertEqual(created_volume_id, found_volume['id'])
self.assertEqual(self._vol_type_name, found_volume['volume_type'])
self.assertEqual(created_group_id, found_volume['group_id'])
# Wait (briefly) for creation. Delay is due to the 'message queue'
found_volume = self._poll_volume_while(created_volume_id, ['creating'])
# It should be available...
self.assertEqual('available', found_volume['status'])
# Create group snapshot
created_group_snapshot = self.api.post_group_snapshot(
{'group_snapshot': {'group_id': created_group_id}})
self.assertTrue(created_group_snapshot['id'])
created_group_snapshot_id = created_group_snapshot['id']
# Check it's there
found_group_snapshot = self._poll_group_snapshot_while(
created_group_snapshot_id, ['creating'])
self.assertEqual(created_group_snapshot_id, found_group_snapshot['id'])
self.assertEqual(created_group_id,
found_group_snapshot['group_id'])
self.assertEqual('available', found_group_snapshot['status'])
# Delete the group snapshot
self.api.delete_group_snapshot(created_group_snapshot_id)
# Wait (briefly) for deletion. Delay is due to the 'message queue'
found_group_snapshot = self._poll_group_snapshot_while(
created_group_snapshot_id, ['deleting'])
# Delete the original group
self.api.delete_group(created_group_id,
{'delete': {'delete-volumes': True}})
# Wait (briefly) for deletion. Delay is due to the 'message queue'
found_volume = self._poll_volume_while(created_volume_id, ['deleting'])
found_group = self._poll_group_while(created_group_id, ['deleting'])
# Should be gone
self.assertFalse(found_group_snapshot)
self.assertFalse(found_volume)
self.assertFalse(found_group)
def test_create_group_from_group_snapshot(self):
"""Creates a group from a group snapshot."""
# Create group
created_group = self.api.post_group(
{'group': {'group_type': self.group_type['id'],
'volume_types': [self.volume_type['id']]}})
self.assertTrue(created_group['id'])
created_group_id = created_group['id']
# Check it's there
found_group = self._poll_group_while(created_group_id,
['creating'])
self.assertEqual(created_group_id, found_group['id'])
self.assertEqual(self.group_type['id'], found_group['group_type'])
self.assertEqual('available', found_group['status'])
# Create volume
created_volume = self.api.post_volume(
{'volume': {'size': 1,
'group_id': created_group_id,
'volume_type': self.volume_type['id']}})
self.assertTrue(created_volume['id'])
created_volume_id = created_volume['id']
# Check it's there
found_volume = self.api.get_volume(created_volume_id)
self.assertEqual(created_volume_id, found_volume['id'])
self.assertEqual(self._vol_type_name, found_volume['volume_type'])
self.assertEqual(created_group_id, found_volume['group_id'])
# Wait (briefly) for creation. Delay is due to the 'message queue'
found_volume = self._poll_volume_while(created_volume_id, ['creating'])
# It should be available...
self.assertEqual('available', found_volume['status'])
# Create group snapshot
created_group_snapshot = self.api.post_group_snapshot(
{'group_snapshot': {'group_id': created_group_id}})
self.assertTrue(created_group_snapshot['id'])
created_group_snapshot_id = created_group_snapshot['id']
# Check it's there
found_group_snapshot = self._poll_group_snapshot_while(
created_group_snapshot_id, ['creating'])
self.assertEqual(created_group_snapshot_id, found_group_snapshot['id'])
self.assertEqual(created_group_id,
found_group_snapshot['group_id'])
self.assertEqual('available', found_group_snapshot['status'])
# Create group from group snapshot
created_group_from_snap = self.api.post_group_from_src(
{'create-from-src': {
'group_snapshot_id': created_group_snapshot_id}})
self.assertTrue(created_group_from_snap['id'])
created_group_from_snap_id = created_group_from_snap['id']
# Check it's there
found_volumes = self.api.get_volumes()
self._poll_volume_while(found_volumes[0], ['creating'])
self._poll_volume_while(found_volumes[1], ['creating'])
found_group_from_snap = self._poll_group_while(
created_group_from_snap_id, ['creating'])
self.assertEqual(created_group_from_snap_id,
found_group_from_snap['id'])
self.assertEqual(created_group_snapshot_id,
found_group_from_snap['group_snapshot_id'])
self.assertEqual(self.group_type['id'],
found_group_from_snap['group_type'])
self.assertEqual('available', found_group_from_snap['status'])
# Delete the group from snap
self.api.delete_group(created_group_from_snap_id,
{'delete': {'delete-volumes': True}})
# Wait (briefly) for deletion. Delay is due to the 'message queue'
found_group_from_snap = self._poll_group_while(
created_group_from_snap_id, ['deleting'])
# Delete the group snapshot
self.api.delete_group_snapshot(created_group_snapshot_id)
# Wait (briefly) for deletion. Delay is due to the 'message queue'
found_group_snapshot = self._poll_group_snapshot_while(
created_group_snapshot_id, ['deleting'])
# Delete the original group
self.api.delete_group(created_group_id,
{'delete': {'delete-volumes': True}})
# Wait (briefly) for deletion. Delay is due to the 'message queue'
found_volume = self._poll_volume_while(created_volume_id, ['deleting'])
found_group = self._poll_group_while(created_group_id, ['deleting'])
# Should be gone
self.assertFalse(found_group_from_snap)
self.assertFalse(found_group_snapshot)
self.assertFalse(found_volume)
self.assertFalse(found_group)
def test_create_group_from_source_group(self):
"""Creates a group from a source group."""
# Create group
created_group = self.api.post_group(
{'group': {'group_type': self.group_type['id'],
'volume_types': [self.volume_type['id']]}})
self.assertTrue(created_group['id'])
created_group_id = created_group['id']
# Check it's there
found_group = self._poll_group_while(created_group_id,
['creating'])
self.assertEqual(created_group_id, found_group['id'])
self.assertEqual(self.group_type['id'], found_group['group_type'])
self.assertEqual('available', found_group['status'])
# Create volume
created_volume = self.api.post_volume(
{'volume': {'size': 1,
'group_id': created_group_id,
'volume_type': self.volume_type['id']}})
self.assertTrue(created_volume['id'])
created_volume_id = created_volume['id']
# Check it's there
found_volume = self.api.get_volume(created_volume_id)
self.assertEqual(created_volume_id, found_volume['id'])
self.assertEqual(self._vol_type_name, found_volume['volume_type'])
self.assertEqual(created_group_id, found_volume['group_id'])
# Wait (briefly) for creation. Delay is due to the 'message queue'
found_volume = self._poll_volume_while(created_volume_id, ['creating'])
# It should be available...
self.assertEqual('available', found_volume['status'])
# Test create group from source group
created_group_from_group = self.api.post_group_from_src(
{'create-from-src': {
'source_group_id': created_group_id}})
self.assertTrue(created_group_from_group['id'])
created_group_from_group_id = created_group_from_group['id']
# Check it's there
found_volumes = self.api.get_volumes()
self._poll_volume_while(found_volumes[0], ['creating'])
self._poll_volume_while(found_volumes[1], ['creating'])
found_group_from_group = self._poll_group_while(
created_group_from_group_id, ['creating'])
self.assertEqual(created_group_from_group_id,
found_group_from_group['id'])
self.assertEqual(created_group_id,
found_group_from_group['source_group_id'])
self.assertEqual(self.group_type['id'],
found_group_from_group['group_type'])
self.assertEqual('available', found_group_from_group['status'])
# Delete the group from group
self.api.delete_group(created_group_from_group_id,
{'delete': {'delete-volumes': True}})
# Wait (briefly) for deletion. Delay is due to the 'message queue'
found_group_from_group = self._poll_group_while(
created_group_from_group_id, ['deleting'])
# Delete the original group
self.api.delete_group(created_group_id,
{'delete': {'delete-volumes': True}})
# Wait (briefly) for deletion. Delay is due to the 'message queue'
found_volume = self._poll_volume_while(created_volume_id, ['deleting'])
found_group = self._poll_group_while(created_group_id, ['deleting'])
# Should be gone
self.assertFalse(found_group_from_group)
self.assertFalse(found_volume)
self.assertFalse(found_group)

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@ -0,0 +1,95 @@
# Copyright 2016 EMC Corporation
# All Rights Reserved.
#
# 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.
from cinder.tests.functional import functional_helpers
class GroupsTest(functional_helpers._FunctionalTestBase):
_vol_type_name = 'functional_test_type'
_grp_type_name = 'functional_grp_test_type'
osapi_version_major = '3'
osapi_version_minor = '13'
def setUp(self):
super(GroupsTest, self).setUp()
self.volume_type = self.api.create_type(self._vol_type_name)
self.group_type = self.api.create_group_type(self._grp_type_name)
def _get_flags(self):
f = super(GroupsTest, self)._get_flags()
f['volume_driver'] = (
'cinder.tests.fake_driver.FakeLoggingVolumeDriver')
f['default_volume_type'] = self._vol_type_name
f['default_group_type'] = self._grp_type_name
return f
def test_get_groups_summary(self):
"""Simple check that listing groups works."""
grps = self.api.get_groups(False)
self.assertIsNotNone(grps)
def test_get_groups(self):
"""Simple check that listing groups works."""
grps = self.api.get_groups()
self.assertIsNotNone(grps)
def test_create_and_delete_group(self):
"""Creates and deletes a group."""
# Create group
created_group = self.api.post_group(
{'group': {'group_type': self.group_type['id'],
'volume_types': [self.volume_type['id']]}})
self.assertTrue(created_group['id'])
created_group_id = created_group['id']
# Check it's there
found_group = self._poll_group_while(created_group_id,
['creating'])
self.assertEqual(created_group_id, found_group['id'])
self.assertEqual(self.group_type['id'], found_group['group_type'])
self.assertEqual('available', found_group['status'])
# Create volume
created_volume = self.api.post_volume(
{'volume': {'size': 1,
'group_id': created_group_id,
'volume_type': self.volume_type['id']}})
self.assertTrue(created_volume['id'])
created_volume_id = created_volume['id']
# Check it's there
found_volume = self.api.get_volume(created_volume_id)
self.assertEqual(created_volume_id, found_volume['id'])
self.assertEqual(self._vol_type_name, found_volume['volume_type'])
self.assertEqual(created_group_id, found_volume['group_id'])
# Wait (briefly) for creation. Delay is due to the 'message queue'
found_volume = self._poll_volume_while(created_volume_id, ['creating'])
# It should be available...
self.assertEqual('available', found_volume['status'])
# Delete the original group
self.api.delete_group(created_group_id,
{'delete': {'delete-volumes': True}})
# Wait (briefly) for deletion. Delay is due to the 'message queue'
found_volume = self._poll_volume_while(created_volume_id, ['deleting'])
found_group = self._poll_group_while(created_group_id, ['deleting'])
# Should be gone
self.assertFalse(found_volume)
self.assertFalse(found_group)

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@ -29,7 +29,7 @@ from cinder.tests.unit import conf_fixture
from cinder.tests.unit import fake_constants as fake
from cinder.tests.unit import fake_snapshot
from cinder.tests.unit import utils as tests_utils
import cinder.volume
from cinder.volume import api as volume_api
from cinder.volume import configuration as conf
from cinder.volume import driver
from cinder.volume import utils as volutils
@ -51,16 +51,15 @@ class GroupManagerTestCase(test.TestCase):
self.volume.driver.set_initialized()
self.volume.stats = {'allocated_capacity_gb': 0,
'pools': {}}
self.volume_api = cinder.volume.api.API()
self.volume_api = volume_api.API()
def test_delete_volume_in_group(self):
"""Test deleting a volume that's tied to a group fails."""
volume_api = cinder.volume.api.API()
volume_params = {'status': 'available',
'group_id': fake.GROUP_ID}
volume = tests_utils.create_volume(self.context, **volume_params)
self.assertRaises(exception.InvalidVolume,
volume_api.delete, self.context, volume)
self.volume_api.delete, self.context, volume)
@mock.patch.object(GROUP_QUOTAS, "reserve",
return_value=["RESERVATION"])
@ -675,18 +674,17 @@ class GroupManagerTestCase(test.TestCase):
'id': '9999',
'name': 'fake',
}
vol_api = cinder.volume.api.API()
# Volume type must be provided when creating a volume in a
# group.
self.assertRaises(exception.InvalidInput,
vol_api.create,
self.volume_api.create,
self.context, 1, 'vol1', 'volume 1',
group=grp)
# Volume type must be valid.
self.assertRaises(exception.InvalidInput,
vol_api.create,
self.volume_api.create,
self.context, 1, 'vol1', 'volume 1',
volume_type=fake_type,
group=grp)

View File

@ -1603,7 +1603,7 @@ class VolumeTestCase(BaseVolumeTestCase):
pass
@mock.patch.object(coordination.Coordinator, 'get_lock')
@mock.patch.object(cinder.volume.drivers.lvm.LVMVolumeDriver,
@mock.patch.object(cinder.tests.fake_driver.FakeLoggingVolumeDriver,
'create_volume_from_snapshot')
def test_create_volume_from_snapshot_check_locks(
self, mock_lvm_create, mock_lock):