cinder/cinder/tests/unit/api/v3/test_volume_metadata.py

297 lines
11 KiB
Python

# 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 uuid
import mock
from oslo_config import cfg
from oslo_serialization import jsonutils
import webob
from cinder.api import extensions
from cinder.api import microversions as mv
from cinder.api.v3 import volume_metadata
from cinder.api.v3 import volumes
from cinder.backup import rpcapi as backup_rpcapi
from cinder import db
from cinder import exception
from cinder.objects import base as obj_base
from cinder.scheduler import rpcapi as scheduler_rpcapi
from cinder import test
from cinder.tests.unit.api import fakes
from cinder.tests.unit.api.v2 import fakes as v2_fakes
from cinder.tests.unit.api.v2 import test_volume_metadata as v2_test
from cinder.tests.unit import fake_constants as fake
from cinder.tests.unit import fake_volume
from cinder import volume
from cinder.volume import api as volume_api
CONF = cfg.CONF
def return_create_volume_metadata_max(context, volume_id, metadata, delete):
return stub_max_volume_metadata()
def return_create_volume_metadata(context, volume_id, metadata,
delete, meta_type):
return stub_volume_metadata()
def return_new_volume_metadata(context, volume_id, metadata,
delete, meta_type):
return stub_new_volume_metadata()
def return_create_volume_metadata_insensitive(context, snapshot_id,
metadata, delete,
meta_type):
return stub_volume_metadata_insensitive()
def return_volume_metadata(context, volume_id):
return stub_volume_metadata()
def return_empty_volume_metadata(context, volume_id):
return {}
def return_empty_container_metadata(context, volume_id, metadata,
delete, meta_type):
return {}
def stub_volume_metadata():
metadata = {
"key1": "value1",
"key2": "value2",
"key3": "value3",
}
return metadata
def stub_new_volume_metadata():
metadata = {
'key10': 'value10',
'key99': 'value99',
'KEY20': 'value20',
}
return metadata
def stub_volume_metadata_insensitive():
metadata = {
"key1": "value1",
"key2": "value2",
"key3": "value3",
"KEY4": "value4",
}
return metadata
def stub_max_volume_metadata():
metadata = {"metadata": {}}
for num in range(CONF.quota_metadata_items):
metadata['metadata']['key%i' % num] = "blah"
return metadata
def get_volume(*args, **kwargs):
vol = {'name': 'fake',
'metadata': {}}
return fake_volume.fake_volume_obj(args[0], **vol)
def return_volume_nonexistent(*args, **kwargs):
raise exception.VolumeNotFound('bogus test message')
def fake_update_volume_metadata(self, context, volume, diff):
pass
class VolumeMetaDataTest(test.TestCase):
def setUp(self):
super(VolumeMetaDataTest, self).setUp()
self.volume_api = volume_api.API()
self.mock_object(volume.api.API, 'get', get_volume)
self.mock_object(db, 'volume_metadata_get',
return_volume_metadata)
self.patch(
'cinder.db.service_get_all', autospec=True,
return_value=v2_fakes.fake_service_get_all_by_topic(None, None))
self.mock_object(self.volume_api, 'update_volume_metadata',
fake_update_volume_metadata)
self.ext_mgr = extensions.ExtensionManager()
self.ext_mgr.extensions = {}
self.patch(
'cinder.objects.Service.get_minimum_obj_version',
return_value=obj_base.OBJ_VERSIONS.get_current())
def _get_minimum_rpc_version_mock(ctxt, binary):
binary_map = {
'cinder-backup': backup_rpcapi.BackupAPI,
'cinder-scheduler': scheduler_rpcapi.SchedulerAPI,
}
return binary_map[binary].RPC_API_VERSION
self.patch('cinder.objects.Service.get_minimum_rpc_version',
side_effect=_get_minimum_rpc_version_mock)
self.volume_controller = volumes.VolumeController(self.ext_mgr)
self.controller = volume_metadata.Controller()
self.req_id = str(uuid.uuid4())
self.url = '/v3/%s/volumes/%s/metadata' % (
fake.PROJECT_ID, self.req_id)
vol = {"size": 100,
"display_name": "Volume Test Name",
"display_description": "Volume Test Desc",
"availability_zone": "zone1:host1",
"metadata": {}}
body = {"volume": vol}
req = fakes.HTTPRequest.blank('/v2/volumes')
self.volume_controller.create(req, body)
def test_index(self):
req = fakes.HTTPRequest.blank(self.url, version=mv.ETAGS)
data = self.controller.index(req, self.req_id)
expected = {
'metadata': {
'key1': 'value1',
'key2': 'value2',
'key3': 'value3',
},
}
result = jsonutils.loads(data.body)
self.assertDictEqual(expected, result)
def test_index_nonexistent_volume(self):
self.mock_object(db, 'volume_metadata_get',
return_volume_nonexistent)
req = fakes.HTTPRequest.blank(self.url, version=mv.ETAGS)
self.assertRaises(exception.VolumeNotFound,
self.controller.index, req, self.url)
def test_index_no_data(self):
self.mock_object(db, 'volume_metadata_get',
return_empty_volume_metadata)
req = fakes.HTTPRequest.blank(self.url, version=mv.ETAGS)
data = self.controller.index(req, self.req_id)
expected = {'metadata': {}}
result = jsonutils.loads(data.body)
self.assertDictEqual(expected, result)
def test_validate_etag_true(self):
self.mock_object(db, 'volume_metadata_get',
return_value={'key1': 'vanue1', 'key2': 'value2'})
req = fakes.HTTPRequest.blank(self.url, version=mv.ETAGS)
req.environ['cinder.context'] = mock.Mock()
req.if_match.etags = ['d5103bf7b26ff0310200d110da3ed186']
self.assertTrue(self.controller._validate_etag(req, self.req_id))
@mock.patch.object(db, 'volume_metadata_update')
def test_update_all(self, metadata_update):
fake_volume = {'id': self.req_id, 'status': 'available'}
fake_context = mock.Mock()
metadata_update.side_effect = return_new_volume_metadata
req = fakes.HTTPRequest.blank(self.url, version=mv.ETAGS)
req.method = 'PUT'
req.content_type = "application/json"
expected = {
'metadata': {
'key10': 'value10',
'key99': 'value99',
'KEY20': 'value20',
},
}
req.body = jsonutils.dump_as_bytes(expected)
req.environ['cinder.context'] = fake_context
with mock.patch.object(self.controller.volume_api,
'get') as get_volume:
get_volume.return_value = fake_volume
res_dict = self.controller.update_all(req, self.req_id, expected)
self.assertEqual(expected, res_dict)
get_volume.assert_called_once_with(fake_context, self.req_id)
@mock.patch.object(db, 'volume_metadata_update')
def test_update_item(self, metadata_update):
fake_volume = {'id': self.req_id, 'status': 'available'}
fake_context = mock.Mock()
metadata_update.side_effect = return_create_volume_metadata
req = fakes.HTTPRequest.blank(self.url + '/key1', version=mv.ETAGS)
req.method = 'PUT'
body = {"meta": {"key1": "value1"}}
req.body = jsonutils.dump_as_bytes(body)
req.headers["content-type"] = "application/json"
req.environ['cinder.context'] = fake_context
with mock.patch.object(self.controller.volume_api,
'get') as get_volume:
get_volume.return_value = fake_volume
res_dict = self.controller.update(req, self.req_id, 'key1', body)
expected = {'meta': {'key1': 'value1'}}
self.assertEqual(expected, res_dict)
get_volume.assert_called_once_with(fake_context, self.req_id)
def test_create_metadata_keys_value_none(self):
self.mock_object(db, 'volume_metadata_update',
return_create_volume_metadata)
req = fakes.HTTPRequest.blank(self.url, version=mv.ETAGS)
req.method = 'POST'
req.headers["content-type"] = "application/json"
body = {"meta": {"key": None}}
self.assertRaises(webob.exc.HTTPBadRequest,
self.controller.create, req, self.req_id, body)
def test_update_items_value_none(self):
self.mock_object(db, 'volume_metadata_update',
return_create_volume_metadata)
req = fakes.HTTPRequest.blank(self.url + '/key1', version=mv.ETAGS)
req.method = 'PUT'
body = {"metadata": {"key": None}}
req.body = jsonutils.dump_as_bytes(body)
req.headers["content-type"] = "application/json"
self.assertRaises(webob.exc.HTTPBadRequest,
self.controller.create, req, self.req_id, body)
class VolumeMetaDataTestNoMicroversion(v2_test.VolumeMetaDataTest):
"""Volume metadata tests with no microversion provided."""
def setUp(self):
super(VolumeMetaDataTestNoMicroversion, self).setUp()
self.patch(
'cinder.objects.Service.get_minimum_obj_version',
return_value=obj_base.OBJ_VERSIONS.get_current())
def _get_minimum_rpc_version_mock(ctxt, binary):
binary_map = {
'cinder-backup': backup_rpcapi.BackupAPI,
'cinder-scheduler': scheduler_rpcapi.SchedulerAPI,
}
return binary_map[binary].RPC_API_VERSION
self.patch('cinder.objects.Service.get_minimum_rpc_version',
side_effect=_get_minimum_rpc_version_mock)
self.volume_controller = volumes.VolumeController(self.ext_mgr)
self.controller = volume_metadata.Controller()
self.url = '/v3/%s/volumes/%s/metadata' % (
fake.PROJECT_ID, self.req_id)