cinder/cinder/tests/unit/test_volume_rpcapi.py

790 lines
33 KiB
Python

# Copyright 2012, Intel, Inc.
#
# 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.
"""
Unit Tests for cinder.volume.rpcapi
"""
import copy
import ddt
import mock
from oslo_config import cfg
from oslo_serialization import jsonutils
from cinder.common import constants
from cinder import context
from cinder import db
from cinder import exception
from cinder import objects
from cinder.objects import base as ovo_base
from cinder.objects import fields
from cinder import test
from cinder.tests.unit.backup import fake_backup
from cinder.tests.unit import fake_constants as fake
from cinder.tests.unit import fake_service
from cinder.tests.unit import fake_snapshot
from cinder.tests.unit import fake_volume
from cinder.tests.unit import utils as tests_utils
from cinder.volume import rpcapi as volume_rpcapi
from cinder.volume import utils
CONF = cfg.CONF
@ddt.ddt
class VolumeRpcAPITestCase(test.TestCase):
def setUp(self):
super(VolumeRpcAPITestCase, self).setUp()
self.context = context.get_admin_context()
vol = {}
vol['host'] = 'fake_host'
vol['availability_zone'] = CONF.storage_availability_zone
vol['status'] = "available"
vol['attach_status'] = fields.VolumeAttachStatus.DETACHED
vol['metadata'] = {"test_key": "test_val"}
vol['size'] = 1
volume = db.volume_create(self.context, vol)
kwargs = {
'status': fields.SnapshotStatus.CREATING,
'progress': '0%',
'display_name': 'fake_name',
'display_description': 'fake_description'}
snapshot = tests_utils.create_snapshot(self.context, vol['id'],
**kwargs)
source_group = tests_utils.create_consistencygroup(
self.context,
availability_zone=CONF.storage_availability_zone,
volume_type='type1,type2',
host='fakehost@fakedrv#fakepool')
cgsnapshot = tests_utils.create_cgsnapshot(
self.context,
consistencygroup_id=source_group.id)
cg = tests_utils.create_consistencygroup(
self.context,
availability_zone=CONF.storage_availability_zone,
volume_type='type1,type2',
host='fakehost@fakedrv#fakepool',
cgsnapshot_id=cgsnapshot.id)
cg2 = tests_utils.create_consistencygroup(
self.context,
availability_zone=CONF.storage_availability_zone,
volume_type='type1,type2',
host='fakehost@fakedrv#fakepool',
source_cgid=source_group.id)
generic_group = tests_utils.create_group(
self.context,
availability_zone=CONF.storage_availability_zone,
group_type_id=fake.GROUP_TYPE_ID,
host='fakehost@fakedrv#fakepool')
group_snapshot = tests_utils.create_group_snapshot(
self.context,
group_id=generic_group.id,
group_type_id=fake.GROUP_TYPE_ID)
cg = objects.ConsistencyGroup.get_by_id(self.context, cg.id)
cg2 = objects.ConsistencyGroup.get_by_id(self.context, cg2.id)
cgsnapshot = objects.CGSnapshot.get_by_id(self.context, cgsnapshot.id)
self.fake_volume = jsonutils.to_primitive(volume)
self.fake_volume_obj = fake_volume.fake_volume_obj(self.context, **vol)
self.fake_volume_metadata = volume["volume_metadata"]
self.fake_snapshot = snapshot
self.fake_reservations = ["RESERVATION"]
self.fake_cg = cg
self.fake_cg2 = cg2
self.fake_src_cg = source_group
self.fake_cgsnap = cgsnapshot
self.fake_backup_obj = fake_backup.fake_backup_obj(self.context)
self.fake_group = generic_group
self.fake_group_snapshot = group_snapshot
self.addCleanup(self._cleanup)
self.can_send_version_mock = self.patch(
'oslo_messaging.RPCClient.can_send_version',
return_value=True)
def _cleanup(self):
self.fake_snapshot.destroy()
self.fake_volume_obj.destroy()
self.fake_group_snapshot.destroy()
self.fake_group.destroy()
self.fake_cgsnap.destroy()
self.fake_cg2.destroy()
self.fake_cg.destroy()
def test_serialized_volume_has_id(self):
self.assertIn('id', self.fake_volume)
def _get_expected_msg(self, kwargs):
update = kwargs.pop('_expected_msg', {})
expected_msg = copy.deepcopy(kwargs)
if 'volume' in expected_msg:
volume = expected_msg.pop('volume')
# NOTE(thangp): copy.deepcopy() is making oslo_versionedobjects
# think that 'metadata' was changed.
if isinstance(volume, objects.Volume):
volume.obj_reset_changes()
expected_msg['volume_id'] = volume['id']
expected_msg['volume'] = volume
if 'snapshot' in expected_msg:
snapshot = expected_msg['snapshot']
if isinstance(snapshot, objects.Snapshot) and 'volume' in snapshot:
snapshot.volume.obj_reset_changes()
expected_msg['snapshot_id'] = snapshot.id
if 'cgsnapshot' in expected_msg:
cgsnapshot = expected_msg['cgsnapshot']
if cgsnapshot:
cgsnapshot.consistencygroup
kwargs['cgsnapshot'].consistencygroup
if 'backup' in expected_msg:
backup = expected_msg.pop('backup')
expected_msg['backup_id'] = backup.id
expected_msg['backup'] = backup
if 'host' in expected_msg:
del expected_msg['host']
if 'dest_backend' in expected_msg:
dest_backend = expected_msg.pop('dest_backend')
dest_backend_dict = {'host': dest_backend.host,
'cluster_name': dest_backend.cluster_name,
'capabilities': dest_backend.capabilities}
expected_msg['host'] = dest_backend_dict
if 'force_copy' in expected_msg:
expected_msg['force_host_copy'] = expected_msg.pop('force_copy')
if 'new_volume' in expected_msg:
volume = expected_msg['new_volume']
expected_msg['new_volume_id'] = volume['id']
expected_msg.update(update)
return expected_msg
def _test_volume_api(self, method, rpc_method, _expected_method=None,
**kwargs):
ctxt = context.RequestContext('fake_user', 'fake_project')
if 'rpcapi_class' in kwargs:
rpcapi_class = kwargs.pop('rpcapi_class')
else:
rpcapi_class = volume_rpcapi.VolumeAPI
rpcapi = rpcapi_class()
expected_retval = {} if rpc_method == 'call' else None
target = {
"version": kwargs.pop('version', rpcapi.RPC_API_VERSION)
}
if 'request_spec' in kwargs:
spec = jsonutils.to_primitive(kwargs['request_spec'])
kwargs['request_spec'] = spec
expected_msg = self._get_expected_msg(kwargs)
if 'host' in kwargs:
host = kwargs['host']
elif 'backend_id' in kwargs:
host = kwargs['backend_id']
elif 'group' in kwargs:
host = kwargs['group'].service_topic_queue
elif 'volume' in kwargs:
vol = kwargs['volume']
host = vol.service_topic_queue
elif 'snapshot' in kwargs:
host = 'fake_host'
elif 'cgsnapshot' in kwargs:
host = kwargs['cgsnapshot'].consistencygroup.service_topic_queue
elif 'service' in kwargs:
host = kwargs['service'].service_topic_queue
target['server'] = utils.extract_host(host, 'host')
target['topic'] = '%s.%s' % (constants.VOLUME_TOPIC,
utils.extract_host(host))
self.fake_args = None
self.fake_kwargs = None
def _fake_prepare_method(*args, **kwds):
for kwd in kwds:
self.assertEqual(kwds[kwd], target[kwd])
return rpcapi.client
def _fake_rpc_method(*args, **kwargs):
self.fake_args = args
kwargs.pop('want_objects', None)
self.fake_kwargs = kwargs
if expected_retval is not None:
return expected_retval
self.mock_object(rpcapi.client, "prepare", _fake_prepare_method)
self.mock_object(rpcapi.client, rpc_method, _fake_rpc_method)
retval = getattr(rpcapi, method)(ctxt, **kwargs)
self.assertEqual(expected_retval, retval)
expected_args = [ctxt, _expected_method or method]
for arg, expected_arg in zip(self.fake_args, expected_args):
self.assertEqual(expected_arg, arg)
for kwarg, value in self.fake_kwargs.items():
if isinstance(value, ovo_base.CinderObject):
expected = expected_msg[kwarg].obj_to_primitive()
primitive = value.obj_to_primitive()
self.assertEqual(expected, primitive)
else:
self.assertEqual(expected_msg[kwarg], value)
def _test_group_api(self, method, rpc_method, **kwargs):
ctxt = context.RequestContext('fake_user', 'fake_project')
if 'rpcapi_class' in kwargs:
rpcapi_class = kwargs['rpcapi_class']
del kwargs['rpcapi_class']
else:
rpcapi_class = volume_rpcapi.VolumeAPI
rpcapi = rpcapi_class()
expected_retval = 'foo' if method == 'call' else None
target = {
"version": kwargs.pop('version', rpcapi.RPC_API_VERSION)
}
if 'request_spec' in kwargs:
spec = jsonutils.to_primitive(kwargs['request_spec'])
kwargs['request_spec'] = spec
expected_msg = copy.deepcopy(kwargs)
if 'host' in expected_msg:
del expected_msg['host']
if 'group_snapshot' in expected_msg:
group_snapshot = expected_msg['group_snapshot']
if group_snapshot:
group_snapshot.group
kwargs['group_snapshot'].group
if 'host' in kwargs:
host = kwargs['host']
elif 'group' in kwargs:
host = kwargs['group'].service_topic_queue
elif 'group_snapshot' in kwargs:
host = kwargs['group_snapshot'].service_topic_queue
target['server'] = utils.extract_host(host, 'host')
target['topic'] = '%s.%s' % (constants.VOLUME_TOPIC,
utils.extract_host(host))
self.fake_args = None
self.fake_kwargs = None
def _fake_prepare_method(*args, **kwds):
for kwd in kwds:
self.assertEqual(kwds[kwd], target[kwd])
return rpcapi.client
def _fake_rpc_method(*args, **kwargs):
self.fake_args = args
self.fake_kwargs = kwargs
if expected_retval:
return expected_retval
self.stubs.Set(rpcapi.client, "prepare", _fake_prepare_method)
self.stubs.Set(rpcapi.client, rpc_method, _fake_rpc_method)
retval = getattr(rpcapi, method)(ctxt, **kwargs)
self.assertEqual(expected_retval, retval)
expected_args = [ctxt, method]
for arg, expected_arg in zip(self.fake_args, expected_args):
self.assertEqual(expected_arg, arg)
for kwarg, value in self.fake_kwargs.items():
if isinstance(value, objects.Group):
expected_group = expected_msg[kwarg].obj_to_primitive()
group = value.obj_to_primitive()
self.assertEqual(expected_group, group)
elif isinstance(value, objects.GroupSnapshot):
expected_grp_snap = expected_msg[kwarg].obj_to_primitive()
grp_snap = value.obj_to_primitive()
self.assertEqual(expected_grp_snap, grp_snap)
else:
self.assertEqual(expected_msg[kwarg], value)
def test_create_consistencygroup(self):
self._test_volume_api('create_consistencygroup', rpc_method='cast',
group=self.fake_cg, version='3.0')
def test_delete_consistencygroup(self):
self._test_volume_api('delete_consistencygroup', rpc_method='cast',
group=self.fake_cg, version='3.0')
def test_delete_consistencygroup_cluster(self):
self._set_cluster()
self._test_volume_api('delete_consistencygroup', rpc_method='cast',
group=self.fake_src_cg, version='3.0')
@ddt.data(None, 'my_cluster')
def test_update_consistencygroup(self, cluster_name):
self._change_cluster_name(self.fake_cg, cluster_name)
self._test_volume_api('update_consistencygroup', rpc_method='cast',
group=self.fake_cg, add_volumes=['vol1'],
remove_volumes=['vol2'], version='3.0')
@ddt.data(None, 'my_cluster')
def test_create_cgsnapshot(self, cluster_name):
self._change_cluster_name(self.fake_cgsnap.consistencygroup,
cluster_name)
self._test_volume_api('create_cgsnapshot', rpc_method='cast',
cgsnapshot=self.fake_cgsnap, version='3.0')
def test_delete_cgsnapshot(self):
self._set_cluster()
self._test_volume_api('delete_cgsnapshot', rpc_method='cast',
cgsnapshot=self.fake_cgsnap, version='3.0')
def test_create_volume(self):
self._test_volume_api('create_volume',
rpc_method='cast',
volume=self.fake_volume_obj,
request_spec='fake_request_spec',
filter_properties='fake_properties',
allow_reschedule=True,
version='3.0')
def test_delete_volume(self):
self._test_volume_api('delete_volume',
rpc_method='cast',
volume=self.fake_volume_obj,
unmanage_only=False,
cascade=False,
version='3.0')
def test_delete_volume_cluster(self):
self._set_cluster()
self._test_volume_api('delete_volume',
rpc_method='cast',
volume=self.fake_volume_obj,
unmanage_only=False,
cascade=False,
version='3.0')
def test_delete_volume_cascade(self):
self._test_volume_api('delete_volume',
rpc_method='cast',
volume=self.fake_volume_obj,
unmanage_only=False,
cascade=True,
version='3.0')
@ddt.data(None, 'mycluster')
def test_create_snapshot(self, cluster_name):
self._change_cluster_name(self.fake_volume_obj, cluster_name)
self._test_volume_api('create_snapshot',
rpc_method='cast',
volume=self.fake_volume_obj,
snapshot=self.fake_snapshot,
version='3.0')
def test_delete_snapshot(self):
self.fake_snapshot.volume
self._test_volume_api('delete_snapshot',
rpc_method='cast',
snapshot=self.fake_snapshot,
unmanage_only=False,
version='3.0')
def test_delete_snapshot_cluster(self):
self._set_cluster()
self.fake_snapshot.volume
self._test_volume_api('delete_snapshot',
rpc_method='cast',
snapshot=self.fake_snapshot,
unmanage_only=False,
version='3.0')
def test_delete_snapshot_with_unmanage_only(self):
self.fake_snapshot.volume.metadata
self._test_volume_api('delete_snapshot',
rpc_method='cast',
snapshot=self.fake_snapshot,
unmanage_only=True,
version='3.0')
@ddt.data('3.0', '3.3')
def test_attach_volume_to_instance(self, version):
self.can_send_version_mock.return_value = (version == '3.3')
self._test_volume_api('attach_volume',
rpc_method='call',
volume=self.fake_volume_obj,
instance_uuid='fake_uuid',
host_name=None,
mountpoint='fake_mountpoint',
mode='ro',
version=version)
@ddt.data('3.0', '3.3')
def test_attach_volume_to_host(self, version):
self.can_send_version_mock.return_value = (version == '3.3')
self._test_volume_api('attach_volume',
rpc_method='call',
volume=self.fake_volume_obj,
instance_uuid=None,
host_name='fake_host',
mountpoint='fake_mountpoint',
mode='rw',
version=version)
def _set_cluster(self):
self.fake_volume_obj.cluster_name = 'my_cluster'
self.fake_volume_obj.obj_reset_changes(['cluster_name'])
self.fake_src_cg.cluster_name = 'my_cluster'
self.fake_src_cg.obj_reset_changes(['my_cluster'])
@ddt.data('3.0', '3.3')
def test_attach_volume_to_cluster(self, version):
self.can_send_version_mock.return_value = (version == '3.3')
self._set_cluster()
self._test_volume_api('attach_volume',
rpc_method='call',
volume=self.fake_volume_obj,
instance_uuid=None,
host_name='fake_host',
mountpoint='fake_mountpoint',
mode='rw',
version=version)
@ddt.data('3.0', '3.4')
def test_detach_volume(self, version):
self.can_send_version_mock.return_value = (version == '3.4')
self._test_volume_api('detach_volume',
rpc_method='call',
volume=self.fake_volume_obj,
attachment_id='fake_uuid',
version=version)
@ddt.data('3.0', '3.4')
def test_detach_volume_cluster(self, version):
self.can_send_version_mock.return_value = (version == '3.4')
self._set_cluster()
self._test_volume_api('detach_volume',
rpc_method='call',
volume=self.fake_volume_obj,
attachment_id='fake_uuid',
version=version)
@ddt.data(None, 'mycluster')
def test_copy_volume_to_image(self, cluster_name):
self._change_cluster_name(self.fake_volume_obj, cluster_name)
self._test_volume_api('copy_volume_to_image',
rpc_method='cast',
volume=self.fake_volume_obj,
image_meta={'id': 'fake_image_id',
'container_format': 'fake_type',
'disk_format': 'fake_type'},
version='3.0')
def test_initialize_connection(self):
self._test_volume_api('initialize_connection',
rpc_method='call',
volume=self.fake_volume_obj,
connector='fake_connector',
version='3.0')
def test_initialize_connection_cluster(self):
self._set_cluster()
self._test_volume_api('initialize_connection',
rpc_method='call',
volume=self.fake_volume_obj,
connector='fake_connector',
version='3.0')
def test_terminate_connection(self):
self._test_volume_api('terminate_connection',
rpc_method='call',
volume=self.fake_volume_obj,
connector='fake_connector',
force=False,
version='3.0')
def test_terminate_connection_cluster(self):
self._set_cluster()
self._test_volume_api('terminate_connection',
rpc_method='call',
volume=self.fake_volume_obj,
connector='fake_connector',
force=False,
version='3.0')
@ddt.data(None, 'mycluster')
def test_accept_transfer(self, cluster_name):
self._change_cluster_name(self.fake_volume_obj, cluster_name)
self._test_volume_api('accept_transfer',
rpc_method='call',
volume=self.fake_volume_obj,
new_user='e5565fd0-06c8-11e3-'
'8ffd-0800200c9b77',
new_project='e4465fd0-06c8-11e3'
'-8ffd-0800200c9a66',
version='3.0')
def _change_cluster_name(self, resource, cluster_name):
resource.cluster_name = cluster_name
resource.obj_reset_changes()
@ddt.data(None, 'mycluster')
def test_extend_volume(self, cluster_name):
self._change_cluster_name(self.fake_volume_obj, cluster_name)
self._test_volume_api('extend_volume',
rpc_method='cast',
volume=self.fake_volume_obj,
new_size=1,
reservations=self.fake_reservations,
version='3.0')
@mock.patch('oslo_messaging.RPCClient.can_send_version', return_value=True)
def test_migrate_volume(self, can_send_version):
class FakeBackend(object):
def __init__(self):
self.host = 'host'
self.cluster_name = 'cluster_name'
self.capabilities = {}
dest_backend = FakeBackend()
self._test_volume_api('migrate_volume',
rpc_method='cast',
volume=self.fake_volume_obj,
dest_backend=dest_backend,
force_host_copy=True,
version='3.5')
def test_migrate_volume_completion(self):
self._test_volume_api('migrate_volume_completion',
rpc_method='call',
volume=self.fake_volume_obj,
new_volume=self.fake_volume_obj,
error=False,
version='3.0')
@mock.patch('oslo_messaging.RPCClient.can_send_version', return_value=True)
def test_retype(self, can_send_version):
class FakeBackend(object):
def __init__(self):
self.host = 'host'
self.cluster_name = 'cluster_name'
self.capabilities = {}
dest_backend = FakeBackend()
self._test_volume_api('retype',
rpc_method='cast',
volume=self.fake_volume_obj,
new_type_id='fake',
dest_backend=dest_backend,
migration_policy='never',
reservations=self.fake_reservations,
old_reservations=self.fake_reservations,
version='3.5')
def test_manage_existing(self):
self._test_volume_api('manage_existing',
rpc_method='cast',
volume=self.fake_volume_obj,
ref={'lv_name': 'foo'},
version='3.0')
def test_manage_existing_snapshot(self):
volume_update = {'host': 'fake_host'}
snpshot = {
'id': fake.SNAPSHOT_ID,
'volume_id': fake.VOLUME_ID,
'status': fields.SnapshotStatus.CREATING,
'progress': '0%',
'volume_size': 0,
'display_name': 'fake_name',
'display_description': 'fake_description',
'volume': fake_volume.fake_db_volume(**volume_update),
'expected_attrs': ['volume'], }
my_fake_snapshot_obj = fake_snapshot.fake_snapshot_obj(self.context,
**snpshot)
self._test_volume_api('manage_existing_snapshot',
rpc_method='cast',
snapshot=my_fake_snapshot_obj,
ref='foo',
backend='fake_host',
version='3.0')
def test_freeze_host(self):
service = fake_service.fake_service_obj(self.context,
host='fake_host',
binary='cinder-volume')
self._test_volume_api('freeze_host', rpc_method='call',
service=service, version='3.0')
def test_thaw_host(self):
service = fake_service.fake_service_obj(self.context,
host='fake_host',
binary='cinder-volume')
self._test_volume_api('thaw_host', rpc_method='call', service=service,
version='3.0')
@ddt.data('3.0', '3.8')
@mock.patch('oslo_messaging.RPCClient.can_send_version')
def test_failover(self, version, can_send_version):
can_send_version.side_effect = lambda x: x == version
service = objects.Service(self.context, host='fake_host',
cluster_name=None)
_expected_method = 'failover' if version == '3.8' else 'failover_host'
self._test_volume_api('failover', rpc_method='cast',
service=service,
secondary_backend_id='fake_backend',
version=version,
_expected_method=_expected_method)
@mock.patch('cinder.volume.rpcapi.VolumeAPI._get_cctxt')
def test_failover_completed(self, cctxt_mock):
service = objects.Service(self.context, host='fake_host',
cluster_name='cluster_name')
rpcapi = volume_rpcapi.VolumeAPI()
rpcapi.failover_completed(self.context, service, mock.sentinel.updates)
cctxt_mock.assert_called_once_with(service.cluster_name, '3.8',
fanout=True)
cctxt_mock.return_value.cast(self.context, 'failover_completed',
updates=mock.sentinel.updates)
def test_create_consistencygroup_from_src_cgsnapshot(self):
self._test_volume_api('create_consistencygroup_from_src',
rpc_method='cast',
group=self.fake_cg,
cgsnapshot=self.fake_cgsnap,
source_cg=None,
version='3.0')
def test_create_consistencygroup_from_src_cg(self):
self._test_volume_api('create_consistencygroup_from_src',
rpc_method='cast',
group=self.fake_cg2,
cgsnapshot=None,
source_cg=self.fake_src_cg,
version='3.0')
def test_get_capabilities(self):
self._test_volume_api('get_capabilities',
rpc_method='call',
backend_id='fake_host',
discover=True,
version='3.0')
def test_remove_export(self):
self._test_volume_api('remove_export',
rpc_method='cast',
volume=self.fake_volume_obj,
version='3.0')
@ddt.data(None, 'mycluster')
@mock.patch('oslo_messaging.RPCClient.can_send_version',
return_value=True)
def test_get_backup_device(self, cluster_name, mock_can_send_version):
self._change_cluster_name(self.fake_volume_obj, cluster_name)
self._test_volume_api('get_backup_device',
rpc_method='call',
backup=self.fake_backup_obj,
volume=self.fake_volume_obj,
version='3.2')
@ddt.data(None, 'mycluster')
@mock.patch('cinder.objects.backup.BackupDeviceInfo.from_primitive',
return_value={})
def test_get_backup_device_old(self, cluster_name, mock_from_primitive):
self.can_send_version_mock.return_value = False
self._change_cluster_name(self.fake_volume_obj, cluster_name)
self._test_volume_api('get_backup_device',
rpc_method='call',
backup=self.fake_backup_obj,
volume=self.fake_volume_obj,
version='3.0')
@ddt.data(None, 'mycluster')
def test_secure_file_operations_enabled(self, cluster_name):
self._change_cluster_name(self.fake_volume_obj, cluster_name)
self._test_volume_api('secure_file_operations_enabled',
rpc_method='call',
volume=self.fake_volume_obj,
version='3.0')
def test_create_group(self):
self._test_group_api('create_group', rpc_method='cast',
group=self.fake_group, version='3.0')
def test_delete_group(self):
self._test_group_api('delete_group', rpc_method='cast',
group=self.fake_group, version='3.0')
def test_delete_group_cluster(self):
self.fake_group.cluster_name = 'mycluster'
self._test_group_api('delete_group', rpc_method='cast',
group=self.fake_group, version='3.0')
@ddt.data(None, 'mycluster')
def test_update_group(self, cluster_name):
self._change_cluster_name(self.fake_group, cluster_name)
self._test_group_api('update_group', rpc_method='cast',
group=self.fake_group, add_volumes=['vol1'],
remove_volumes=['vol2'], version='3.0')
def test_create_group_from_src(self):
self._test_group_api('create_group_from_src', rpc_method='cast',
group=self.fake_group,
group_snapshot=self.fake_group_snapshot,
source_group=None,
version='3.0')
def test_create_group_snapshot(self):
self._test_group_api('create_group_snapshot', rpc_method='cast',
group_snapshot=self.fake_group_snapshot,
version='3.0')
def test_delete_group_snapshot(self):
self._test_group_api('delete_group_snapshot', rpc_method='cast',
group_snapshot=self.fake_group_snapshot,
version='3.0')
@ddt.data(('myhost', None), ('myhost', 'mycluster'))
@ddt.unpack
@mock.patch('cinder.volume.rpcapi.VolumeAPI._get_cctxt')
def test_do_cleanup(self, host, cluster, get_cctxt_mock):
cleanup_request = objects.CleanupRequest(self.context,
host=host,
cluster_name=cluster)
rpcapi = volume_rpcapi.VolumeAPI()
rpcapi.do_cleanup(self.context, cleanup_request)
get_cctxt_mock.assert_called_once_with(
cleanup_request.service_topic_queue, '3.7')
get_cctxt_mock.return_value.cast.assert_called_once_with(
self.context, 'do_cleanup', cleanup_request=cleanup_request)
def test_do_cleanup_too_old(self):
cleanup_request = objects.CleanupRequest(self.context)
rpcapi = volume_rpcapi.VolumeAPI()
with mock.patch.object(rpcapi.client, 'can_send_version',
return_value=False) as can_send_mock:
self.assertRaises(exception.ServiceTooOld,
rpcapi.do_cleanup,
self.context,
cleanup_request)
can_send_mock.assert_called_once_with('3.7')