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

361 lines
16 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 datetime
import ddt
import iso8601
import mock
from cinder.api import extensions
from cinder.api.openstack import api_version_request as api_version
from cinder.api.v3 import volumes
from cinder import context
from cinder import db
from cinder import exception
from cinder.group import api as group_api
from cinder import test
from cinder.tests.unit.api import fakes
from cinder.tests.unit.api.v2 import stubs
from cinder.tests.unit.api.v2 import test_volumes as v2_test_volumes
from cinder.tests.unit import fake_constants as fake
from cinder.volume import api as volume_api
from cinder.volume import api as vol_get
version_header_name = 'OpenStack-API-Version'
DEFAULT_AZ = "zone1:host1"
@ddt.ddt
class VolumeApiTest(test.TestCase):
def setUp(self):
super(VolumeApiTest, self).setUp()
self.ext_mgr = extensions.ExtensionManager()
self.ext_mgr.extensions = {}
self.controller = volumes.VolumeController(self.ext_mgr)
self.flags(host='fake')
self.ctxt = context.RequestContext(fake.USER_ID, fake.PROJECT_ID, True)
def test_check_volume_filters_called(self):
with mock.patch.object(vol_get.API,
'check_volume_filters') as volume_get:
req = fakes.HTTPRequest.blank('/v3/volumes?bootable=True')
req.method = 'GET'
req.content_type = 'application/json'
req.headers = {version_header_name: 'volume 3.0'}
req.environ['cinder.context'].is_admin = True
self.override_config('query_volume_filters', 'bootable')
self.controller.index(req)
filters = req.params.copy()
volume_get.assert_called_with(filters, False)
def test_check_volume_filters_strict_called(self):
with mock.patch.object(vol_get.API,
'check_volume_filters') as volume_get:
req = fakes.HTTPRequest.blank('/v3/volumes?bootable=True')
req.method = 'GET'
req.content_type = 'application/json'
req.headers = {version_header_name: 'volume 3.2'}
req.environ['cinder.context'].is_admin = True
req.api_version_request = api_version.max_api_version()
self.override_config('query_volume_filters', 'bootable')
self.controller.index(req)
filters = req.params.copy()
volume_get.assert_called_with(filters, True)
def _create_volume_with_glance_metadata(self):
vol1 = db.volume_create(self.ctxt, {'display_name': 'test1',
'project_id':
self.ctxt.project_id})
db.volume_glance_metadata_create(self.ctxt, vol1.id, 'image_name',
'imageTestOne')
vol2 = db.volume_create(self.ctxt, {'display_name': 'test2',
'project_id':
self.ctxt.project_id})
db.volume_glance_metadata_create(self.ctxt, vol2.id, 'image_name',
'imageTestTwo')
db.volume_glance_metadata_create(self.ctxt, vol2.id, 'disk_format',
'qcow2')
return [vol1, vol2]
def _create_volume_with_consistency_group(self):
vol1 = db.volume_create(self.ctxt, {'display_name': 'test1',
'project_id':
self.ctxt.project_id,
'consistencygroup_id':
fake.CONSISTENCY_GROUP_ID})
vol2 = db.volume_create(self.ctxt, {'display_name': 'test2',
'project_id':
self.ctxt.project_id,
'consistencygroup_id':
fake.CONSISTENCY_GROUP2_ID})
return [vol1, vol2]
def test_volume_index_filter_by_glance_metadata(self):
vols = self._create_volume_with_glance_metadata()
req = fakes.HTTPRequest.blank("/v3/volumes?glance_metadata="
"{'image_name': 'imageTestOne'}")
req.headers["OpenStack-API-Version"] = "volume 3.4"
req.api_version_request = api_version.APIVersionRequest('3.4')
req.environ['cinder.context'] = self.ctxt
res_dict = self.controller.index(req)
volumes = res_dict['volumes']
self.assertEqual(1, len(volumes))
self.assertEqual(vols[0].id, volumes[0]['id'])
def test_volume_index_filter_by_glance_metadata_in_unsupport_version(self):
self._create_volume_with_glance_metadata()
req = fakes.HTTPRequest.blank("/v3/volumes?glance_metadata="
"{'image_name': 'imageTestOne'}")
req.headers["OpenStack-API-Version"] = "volume 3.0"
req.api_version_request = api_version.APIVersionRequest('3.0')
req.environ['cinder.context'] = self.ctxt
res_dict = self.controller.index(req)
volumes = res_dict['volumes']
self.assertEqual(2, len(volumes))
def test_volume_index_filter_by_group_id(self):
vols = self._create_volume_with_consistency_group()
req = fakes.HTTPRequest.blank(("/v3/volumes?group_id=%s") %
fake.CONSISTENCY_GROUP_ID)
req.headers["OpenStack-API-Version"] = "volume 3.10"
req.api_version_request = api_version.APIVersionRequest('3.10')
req.environ['cinder.context'] = self.ctxt
res_dict = self.controller.index(req)
volumes = res_dict['volumes']
self.assertEqual(1, len(volumes))
self.assertEqual(vols[0].id, volumes[0]['id'])
def test_volume_index_filter_by_group_id_in_unsupport_version(self):
self._create_volume_with_consistency_group()
req = fakes.HTTPRequest.blank(("/v3/volumes?group_id=%s") %
fake.CONSISTENCY_GROUP2_ID)
req.headers["OpenStack-API-Version"] = "volume 3.9"
req.api_version_request = api_version.APIVersionRequest('3.9')
req.environ['cinder.context'] = self.ctxt
res_dict = self.controller.index(req)
volumes = res_dict['volumes']
self.assertEqual(2, len(volumes))
def _fake_volumes_summary_request(self, version='3.12'):
req = fakes.HTTPRequest.blank('/v3/volumes/summary')
req.headers = {'OpenStack-API-Version': 'volume ' + version}
req.api_version_request = api_version.APIVersionRequest(version)
return req
def test_volumes_summary_in_unsupport_version(self):
"""Function call to test summary volumes API in unsupported version"""
req = self._fake_volumes_summary_request(version='3.7')
self.assertRaises(exception.VersionNotFoundForAPIMethod,
self.controller.summary, req)
def test_volumes_summary_in_supported_version(self):
"""Function call to test the summary volumes API for version v3."""
req = self._fake_volumes_summary_request()
res_dict = self.controller.summary(req)
expected = {'volume-summary': {'total_size': 0.0, 'total_count': 0}}
self.assertEqual(expected, res_dict)
vol = v2_test_volumes.VolumeApiTest._vol_in_request_body(
availability_zone="nova")
body = {"volume": vol}
req = fakes.HTTPRequest.blank('/v3/volumes')
res_dict = self.controller.create(req, body)
req = self._fake_volumes_summary_request()
res_dict = self.controller.summary(req)
expected = {'volume-summary': {'total_size': 1.0, 'total_count': 1}}
self.assertEqual(expected, res_dict)
def _vol_in_request_body(self,
size=stubs.DEFAULT_VOL_SIZE,
name=stubs.DEFAULT_VOL_NAME,
description=stubs.DEFAULT_VOL_DESCRIPTION,
availability_zone=DEFAULT_AZ,
snapshot_id=None,
source_volid=None,
source_replica=None,
consistencygroup_id=None,
volume_type=None,
image_ref=None,
image_id=None,
group_id=None):
vol = {"size": size,
"name": name,
"description": description,
"availability_zone": availability_zone,
"snapshot_id": snapshot_id,
"source_volid": source_volid,
"source_replica": source_replica,
"consistencygroup_id": consistencygroup_id,
"volume_type": volume_type,
"group_id": group_id,
}
if image_id is not None:
vol['image_id'] = image_id
elif image_ref is not None:
vol['imageRef'] = image_ref
return vol
def _expected_vol_from_controller(
self,
size=stubs.DEFAULT_VOL_SIZE,
availability_zone=DEFAULT_AZ,
description=stubs.DEFAULT_VOL_DESCRIPTION,
name=stubs.DEFAULT_VOL_NAME,
consistencygroup_id=None,
source_volid=None,
snapshot_id=None,
metadata=None,
attachments=None,
volume_type=stubs.DEFAULT_VOL_TYPE,
status=stubs.DEFAULT_VOL_STATUS,
with_migration_status=False,
group_id=None,
req_version=None):
metadata = metadata or {}
attachments = attachments or []
volume = {'volume':
{'attachments': attachments,
'availability_zone': availability_zone,
'bootable': 'false',
'consistencygroup_id': consistencygroup_id,
'group_id': group_id,
'created_at': datetime.datetime(
1900, 1, 1, 1, 1, 1, tzinfo=iso8601.iso8601.Utc()),
'updated_at': datetime.datetime(
1900, 1, 1, 1, 1, 1, tzinfo=iso8601.iso8601.Utc()),
'description': description,
'id': stubs.DEFAULT_VOL_ID,
'links':
[{'href': 'http://localhost/v3/%s/volumes/%s' % (
fake.PROJECT_ID, fake.VOLUME_ID),
'rel': 'self'},
{'href': 'http://localhost/%s/volumes/%s' % (
fake.PROJECT_ID, fake.VOLUME_ID),
'rel': 'bookmark'}],
'metadata': metadata,
'name': name,
'replication_status': 'disabled',
'multiattach': False,
'size': size,
'snapshot_id': snapshot_id,
'source_volid': source_volid,
'status': status,
'user_id': fake.USER_ID,
'volume_type': volume_type,
'encrypted': False}}
if with_migration_status:
volume['volume']['migration_status'] = None
# Remove group_id if max version is less than 3.13.
if req_version and req_version.matches(None, "3.12"):
volume['volume'].pop('group_id')
return volume
def _expected_volume_api_create_kwargs(self, snapshot=None,
availability_zone=DEFAULT_AZ,
source_volume=None,
test_group=None,
req_version=None):
volume = {
'metadata': None,
'snapshot': snapshot,
'source_volume': source_volume,
'source_replica': None,
'consistencygroup': None,
'availability_zone': availability_zone,
'scheduler_hints': None,
'multiattach': False,
'group': test_group,
}
# Remove group_id if max version is less than 3.13.
if req_version and req_version.matches(None, "3.12"):
volume.pop('group')
return volume
@ddt.data('3.13', '3.12')
@mock.patch(
'cinder.api.openstack.wsgi.Controller.validate_name_and_description')
def test_volume_create(self, max_ver, mock_validate):
self.mock_object(volume_api.API, 'get', stubs.stub_volume_get)
self.mock_object(volume_api.API, "create",
stubs.stub_volume_api_create)
self.mock_object(db.sqlalchemy.api, '_volume_type_get_full',
stubs.stub_volume_type_get)
vol = self._vol_in_request_body()
body = {"volume": vol}
req = fakes.HTTPRequest.blank('/v3/volumes')
req.api_version_request = api_version.APIVersionRequest(max_ver)
res_dict = self.controller.create(req, body)
ex = self._expected_vol_from_controller(
req_version=req.api_version_request)
self.assertEqual(ex, res_dict)
self.assertTrue(mock_validate.called)
@ddt.data('3.14', '3.13')
@mock.patch.object(group_api.API, 'get')
@mock.patch.object(db.sqlalchemy.api, '_volume_type_get_full',
autospec=True)
@mock.patch.object(volume_api.API, 'get_snapshot', autospec=True)
@mock.patch.object(volume_api.API, 'create', autospec=True)
def test_volume_creation_from_snapshot(self, max_ver, create, get_snapshot,
volume_type_get, group_get):
create.side_effect = stubs.stub_volume_api_create
get_snapshot.side_effect = stubs.stub_snapshot_get
volume_type_get.side_effect = stubs.stub_volume_type_get
fake_group = {
'id': fake.GROUP_ID,
'group_type_id': fake.GROUP_TYPE_ID,
'name': 'fake_group'
}
group_get.return_value = fake_group
snapshot_id = fake.SNAPSHOT_ID
vol = self._vol_in_request_body(snapshot_id=snapshot_id,
group_id=fake.GROUP_ID)
body = {"volume": vol}
req = fakes.HTTPRequest.blank('/v3/volumes')
req.api_version_request = api_version.APIVersionRequest(max_ver)
res_dict = self.controller.create(req, body)
ex = self._expected_vol_from_controller(
snapshot_id=snapshot_id,
req_version=req.api_version_request)
self.assertEqual(ex, res_dict)
context = req.environ['cinder.context']
get_snapshot.assert_called_once_with(self.controller.volume_api,
context, snapshot_id)
kwargs = self._expected_volume_api_create_kwargs(
stubs.stub_snapshot(snapshot_id),
test_group=fake_group,
req_version=req.api_version_request)
create.assert_called_once_with(self.controller.volume_api, context,
vol['size'], stubs.DEFAULT_VOL_NAME,
stubs.DEFAULT_VOL_DESCRIPTION, **kwargs)