OpenStack Block Storage (Cinder)
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# Copyright (C) 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.
"""
Tests for group API.
"""
from unittest import mock
import ddt
from cinder import context
from cinder import exception
import cinder.group
from cinder import objects
from cinder.objects import fields
from cinder.policies import group_snapshots as g_snap_policies
from cinder import quota
from cinder.tests.unit import fake_constants as fake
from cinder.tests.unit import fake_volume
from cinder.tests.unit import test
from cinder.tests.unit import utils
GROUP_QUOTAS = quota.GROUP_QUOTAS
@ddt.ddt
class GroupAPITestCase(test.TestCase):
"""Test Case for group API."""
def setUp(self):
super(GroupAPITestCase, self).setUp()
self.group_api = cinder.group.API()
self.ctxt = context.RequestContext(fake.USER_ID, fake.PROJECT_ID,
auth_token=True,
is_admin=True)
self.user_ctxt = context.RequestContext(
fake.USER_ID, fake.PROJECT_ID, auth_token=True)
@mock.patch('cinder.objects.Group.get_by_id')
def test_get(self, mock_group_get):
fake_group = {'name': 'fake_group'}
mock_group_get.return_value = fake_group
grp = self.group_api.get(self.ctxt, fake.GROUP_ID)
self.assertEqual(fake_group, grp)
@ddt.data(True, False)
@mock.patch('cinder.objects.GroupList.get_all')
@mock.patch('cinder.objects.GroupList.get_all_by_project')
def test_get_all(self, is_admin, mock_get_all_by_project,
mock_get_all):
self.group_api.LOG = mock.Mock()
fake_groups = ['fake_group1', 'fake_group2']
fake_groups_by_project = ['fake_group1']
mock_get_all.return_value = fake_groups
mock_get_all_by_project.return_value = fake_groups_by_project
if is_admin:
grps = self.group_api.get_all(self.ctxt,
filters={'all_tenants': True})
self.assertEqual(fake_groups, grps)
else:
grps = self.group_api.get_all(self.user_ctxt)
self.assertEqual(fake_groups_by_project, grps)
@mock.patch('cinder.volume.rpcapi.VolumeAPI.delete_group')
@mock.patch('cinder.db.volume_get_all_by_generic_group')
@mock.patch('cinder.db.volumes_update')
@mock.patch('cinder.group.api.API._cast_create_group')
@mock.patch('cinder.group.api.API.update_quota')
@mock.patch('cinder.objects.Group')
@mock.patch('cinder.db.group_type_get')
@mock.patch('cinder.db.volume_types_get_by_name_or_id')
def test_create_delete(self, mock_volume_types_get,
mock_group_type_get, mock_group,
mock_update_quota, mock_cast_create_group,
mock_volumes_update, mock_volume_get_all,
mock_rpc_delete_group):
mock_volume_types_get.return_value = [{'id': fake.VOLUME_TYPE_ID}]
mock_group_type_get.return_value = {'id': fake.GROUP_TYPE_ID}
name = "test_group"
description = "this is a test group"
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[fake.VOLUME_TYPE_ID],
availability_zone='nova', host=None,
name=name, description=description,
status=fields.GroupStatus.CREATING)
mock_group.return_value = grp
ret_group = self.group_api.create(self.ctxt, name, description,
fake.GROUP_TYPE_ID,
[fake.VOLUME_TYPE_ID],
availability_zone='nova')
self.assertEqual(grp.obj_to_primitive(), ret_group.obj_to_primitive())
ret_group.host = "test_host@fakedrv#fakepool"
ret_group.status = fields.GroupStatus.AVAILABLE
ret_group.assert_not_frozen = mock.Mock(return_value=True)
ret_group.group_snapshots = []
self.group_api.delete(self.ctxt, ret_group, delete_volumes=True)
mock_volume_get_all.assert_called_once_with(mock.ANY, ret_group.id)
mock_volumes_update.assert_called_once_with(self.ctxt, [])
mock_rpc_delete_group.assert_called_once_with(self.ctxt, ret_group)
@mock.patch('cinder.group.api.API._cast_create_group')
@mock.patch('cinder.group.api.API.update_quota')
@mock.patch('cinder.objects.Group')
@mock.patch('cinder.db.group_type_get_by_name')
@mock.patch('cinder.db.volume_types_get_by_name_or_id')
def test_create_with_group_name(self, mock_volume_types_get,
mock_group_type_get, mock_group,
mock_update_quota, mock_cast_create_group):
mock_volume_types_get.return_value = [{'id': fake.VOLUME_TYPE_ID}]
mock_group_type_get.return_value = {'id': fake.GROUP_TYPE_ID}
name = "test_group"
description = "this is a test group"
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[fake.VOLUME_TYPE_ID],
availability_zone='nova', host=None,
name=name, description=description,
status=fields.GroupStatus.CREATING)
mock_group.return_value = grp
ret_group = self.group_api.create(self.ctxt, name, description,
"fake-grouptype-name",
[fake.VOLUME_TYPE_ID],
availability_zone='nova')
self.assertEqual(grp.obj_to_primitive(), ret_group.obj_to_primitive())
mock_group_type_get.assert_called_once_with(self.ctxt,
"fake-grouptype-name")
@mock.patch('cinder.group.api.API._cast_create_group')
@mock.patch('cinder.group.api.API.update_quota')
@mock.patch('cinder.db.group_type_get')
@mock.patch('cinder.db.group_type_get_by_name')
@mock.patch('cinder.db.volume_types_get_by_name_or_id')
def test_create_with_uuid_format_group_type_name(
self, mock_volume_types_get, mock_group_type_get_by_name,
mock_group_type_get, mock_update_quota, mock_cast_create_group):
uuid_format_type_name = fake.UUID1
mock_volume_types_get.return_value = [{'id': fake.VOLUME_TYPE_ID}]
mock_group_type_get.side_effect = exception.GroupTypeNotFound(
group_type_id=uuid_format_type_name)
mock_group_type_get_by_name.return_value = {'id': fake.GROUP_TYPE_ID}
ret_group = self.group_api.create(self.ctxt, "test_group", '',
uuid_format_type_name,
[fake.VOLUME_TYPE_ID],
availability_zone='nova')
self.assertEqual(ret_group["group_type_id"],
fake.GROUP_TYPE_ID)
@mock.patch('cinder.group.api.API._cast_create_group')
@mock.patch('cinder.group.api.API.update_quota')
@mock.patch('cinder.db.group_type_get_by_name')
@mock.patch('cinder.db.sqlalchemy.api._volume_type_get')
@mock.patch('cinder.db.sqlalchemy.api._volume_type_get_by_name')
def test_create_with_uuid_format_volume_type_name(
self, mock_vol_t_get_by_name, mock_vol_types_get_by_id,
mock_group_type_get, mock_update_quota, mock_cast_create_group):
uuid_format_name = fake.UUID1
mock_group_type_get.return_value = {'id': fake.GROUP_TYPE_ID}
volume_type = {'id': fake.VOLUME_TYPE_ID, 'name': uuid_format_name}
mock_vol_types_get_by_id.side_effect = exception.VolumeTypeNotFound(
volume_type_id=uuid_format_name)
mock_vol_t_get_by_name.return_value = volume_type
group = self.group_api.create(self.ctxt, "test_group",
"this is a test group",
"fake-grouptype-name",
[uuid_format_name],
availability_zone='nova')
self.assertEqual(group["volume_type_ids"],
[volume_type['id']])
@mock.patch('cinder.group.api.API._cast_create_group')
@mock.patch('cinder.group.api.API.update_quota')
@mock.patch('cinder.db.group_type_get_by_name')
@mock.patch('cinder.db.volume_types_get_by_name_or_id')
def test_create_with_multi_types(self, mock_volume_types_get,
mock_group_type_get,
mock_update_quota,
mock_cast_create_group):
volume_types = [{'id': fake.VOLUME_TYPE_ID},
{'id': fake.VOLUME_TYPE2_ID}]
mock_volume_types_get.return_value = volume_types
mock_group_type_get.return_value = {'id': fake.GROUP_TYPE_ID}
volume_type_names = ['fake-volume-type1', 'fake-volume-type2']
name = "test_group"
description = "this is a test group"
group = self.group_api.create(self.ctxt, name, description,
"fake-grouptype-name",
volume_type_names,
availability_zone='nova')
self.assertEqual(group["volume_type_ids"],
[t['id'] for t in volume_types])
self.assertEqual(group["group_type_id"], fake.GROUP_TYPE_ID)
mock_group_type_get.assert_called_once_with(self.ctxt,
"fake-grouptype-name")
mock_volume_types_get.assert_called_once_with(mock.ANY,
volume_type_names)
@mock.patch('oslo_utils.timeutils.utcnow')
@mock.patch('cinder.objects.Group')
def test_reset_status(self, mock_group, mock_time_util):
mock_time_util.return_value = "time_now"
self.group_api.reset_status(self.ctxt, mock_group,
fields.GroupStatus.AVAILABLE)
update_field = {'updated_at': "time_now",
'status': fields.GroupStatus.AVAILABLE}
mock_group.update.assert_called_once_with(update_field)
mock_group.save.assert_called_once_with()
@mock.patch.object(GROUP_QUOTAS, "reserve")
@mock.patch('cinder.objects.Group')
@mock.patch('cinder.db.group_type_get_by_name')
@mock.patch('cinder.db.volume_types_get_by_name_or_id')
def test_create_group_failed_update_quota(self,
mock_volume_types_get,
mock_group_type_get, mock_group,
mock_group_quota_reserve):
mock_volume_types_get.return_value = [{'id': fake.VOLUME_TYPE_ID}]
mock_group_type_get.return_value = {'id': fake.GROUP_TYPE_ID}
fake_overs = ['groups']
fake_quotas = {'groups': 1}
fake_usages = {'groups': {'reserved': 0, 'in_use': 1}}
mock_group_quota_reserve.side_effect = exception.OverQuota(
overs=fake_overs,
quotas=fake_quotas,
usages=fake_usages)
name = "test_group"
description = "this is a test group"
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[fake.VOLUME_TYPE_ID],
availability_zone='nova', host=None,
name=name, description=description,
status=fields.GroupStatus.CREATING)
mock_group.return_value = grp
self.assertRaises(exception.GroupLimitExceeded,
self.group_api.create,
self.ctxt, name, description,
"fake-grouptype-name",
[fake.VOLUME_TYPE_ID],
availability_zone='nova')
@mock.patch('cinder.objects.Group')
@mock.patch('cinder.db.volume_get')
def test__validate_add_volumes(self, mock_volume_get, mock_group):
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[fake.VOLUME_TYPE_ID],
availability_zone='nova', host=None,
name="name", description="description",
status=fields.GroupStatus.CREATING)
mock_group.return_value = grp
fake_volume_obj = fake_volume.fake_volume_obj(self.ctxt)
mock_volume_get.return_value = fake_volume_obj
self.assertRaises(exception.InvalidVolume,
self.group_api._validate_add_volumes, self.ctxt,
[], ['123456789'], grp)
@ddt.data(['test_host@fakedrv#fakepool', 'test_host@fakedrv#fakepool'],
['test_host@fakedrv#fakepool', 'test_host2@fakedrv#fakepool'])
@mock.patch('cinder.volume.rpcapi.VolumeAPI.update_group')
@mock.patch('cinder.db.volume_get_all_by_generic_group')
@mock.patch('cinder.group.api.API._cast_create_group')
@mock.patch('cinder.group.api.API.update_quota')
@mock.patch('cinder.objects.Group')
@mock.patch('cinder.db.group_type_get')
@mock.patch('cinder.db.volume_types_get_by_name_or_id')
def test_update(self, hosts, mock_volume_types_get,
mock_group_type_get, mock_group,
mock_update_quota, mock_cast_create_group,
mock_volume_get_all, mock_rpc_update_group):
vol_type_dict = {'id': fake.VOLUME_TYPE_ID,
'name': 'fake_volume_type'}
vol_type = objects.VolumeType(self.ctxt, **vol_type_dict)
mock_volume_types_get.return_value = [{'id': fake.VOLUME_TYPE_ID}]
mock_group_type_get.return_value = {'id': fake.GROUP_TYPE_ID}
name = "test_group"
description = "this is a test group"
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[fake.VOLUME_TYPE_ID],
availability_zone='nova', host=None,
name=name, description=description,
status=fields.GroupStatus.CREATING)
mock_group.return_value = grp
ret_group = self.group_api.create(self.ctxt, name, description,
fake.GROUP_TYPE_ID,
[fake.VOLUME_TYPE_ID],
availability_zone='nova')
self.assertEqual(grp.obj_to_primitive(), ret_group.obj_to_primitive())
ret_group.volume_types = [vol_type]
ret_group.host = hosts[0]
# set resource_backend directly because ret_group
# is instance of MagicMock
ret_group.resource_backend = 'fake-cluster'
ret_group.status = fields.GroupStatus.AVAILABLE
ret_group.id = fake.GROUP_ID
vol1 = utils.create_volume(
self.ctxt, host=hosts[1],
availability_zone=ret_group.availability_zone,
volume_type_id=fake.VOLUME_TYPE_ID,
cluster_name='fake-cluster')
vol2 = utils.create_volume(
self.ctxt, host=hosts[1],
availability_zone=ret_group.availability_zone,
volume_type_id=fake.VOLUME_TYPE_ID,
group_id=fake.GROUP_ID,
cluster_name='fake-cluster')
vol2_dict = {
'id': vol2.id,
'group_id': fake.GROUP_ID,
'volume_type_id': fake.VOLUME_TYPE_ID,
'availability_zone': ret_group.availability_zone,
'host': hosts[1],
'status': 'available',
}
mock_volume_get_all.return_value = [vol2_dict]
new_name = "new_group_name"
new_desc = "this is a new group"
self.group_api.update(self.ctxt, ret_group, new_name, new_desc,
vol1.id, vol2.id)
mock_volume_get_all.assert_called_once_with(mock.ANY, ret_group.id)
mock_rpc_update_group.assert_called_once_with(self.ctxt, ret_group,
add_volumes=vol1.id,
remove_volumes=vol2.id)
@mock.patch('cinder.objects.GroupSnapshot.get_by_id')
@mock.patch('cinder.context.RequestContext.authorize')
def test_get_group_snapshot(self, mock_authorize, mock_group_snap):
fake_group_snap = 'fake_group_snap'
mock_group_snap.return_value = fake_group_snap
grp_snap = self.group_api.get_group_snapshot(
self.ctxt, fake.GROUP_SNAPSHOT_ID)
self.assertEqual(fake_group_snap, grp_snap)
mock_authorize.assert_called_once_with(
g_snap_policies.GET_POLICY,
target_obj=fake_group_snap)
@ddt.data(True, False)
@mock.patch('cinder.objects.GroupSnapshotList.get_all')
@mock.patch('cinder.objects.GroupSnapshotList.get_all_by_project')
def test_get_all_group_snapshots(self, is_admin,
mock_get_all_by_project,
mock_get_all):
fake_group_snaps = ['fake_group_snap1', 'fake_group_snap2']
fake_group_snaps_by_project = ['fake_group_snap1']
mock_get_all.return_value = fake_group_snaps
mock_get_all_by_project.return_value = fake_group_snaps_by_project
if is_admin:
grp_snaps = self.group_api.get_all_group_snapshots(
self.ctxt, filters={'all_tenants': True})
self.assertEqual(fake_group_snaps, grp_snaps)
else:
grp_snaps = self.group_api.get_all_group_snapshots(
self.user_ctxt)
self.assertEqual(fake_group_snaps_by_project, grp_snaps)
@mock.patch('cinder.objects.GroupSnapshot')
def test_update_group_snapshot(self, mock_group_snap):
grp_snap_update = {"name": "new_name",
"description": "This is a new description"}
self.group_api.update_group_snapshot(self.ctxt, mock_group_snap,
grp_snap_update)
mock_group_snap.update.assert_called_once_with(grp_snap_update)
mock_group_snap.save.assert_called_once_with()
@mock.patch('cinder.volume.rpcapi.VolumeAPI.delete_group_snapshot')
@mock.patch('cinder.volume.rpcapi.VolumeAPI.create_group_snapshot')
@mock.patch('cinder.volume.api.API.create_snapshots_in_db')
@mock.patch('cinder.objects.Group')
@mock.patch('cinder.objects.GroupSnapshot')
@mock.patch('cinder.objects.SnapshotList.get_all_for_group_snapshot')
def test_create_delete_group_snapshot(self,
mock_snap_get_all,
mock_group_snap, mock_group,
mock_create_in_db,
mock_create_api, mock_delete_api):
name = "fake_name"
description = "fake description"
mock_group.id = fake.GROUP_ID
mock_group.group_type_id = fake.GROUP_TYPE_ID
mock_group.assert_not_frozen = mock.Mock(return_value=True)
mock_group.volumes = []
ret_group_snap = self.group_api.create_group_snapshot(
self.ctxt, mock_group, name, description)
mock_snap_get_all.return_value = []
options = {'group_id': fake.GROUP_ID,
'user_id': self.ctxt.user_id,
'project_id': self.ctxt.project_id,
'status': "creating",
'name': name,
'description': description,
'group_type_id': fake.GROUP_TYPE_ID}
mock_group_snap.assert_called_once_with(self.ctxt, **options)
ret_group_snap.create.assert_called_once_with()
mock_create_in_db.assert_called_once_with(self.ctxt, [],
ret_group_snap.name,
ret_group_snap.description,
None,
ret_group_snap.id)
mock_create_api.assert_called_once_with(self.ctxt, ret_group_snap)
ret_group_snap.assert_not_frozen = mock.Mock(return_value=True)
self.group_api.delete_group_snapshot(self.ctxt, ret_group_snap)
mock_delete_api.assert_called_once_with(mock.ANY, ret_group_snap)
@mock.patch('cinder.volume.api.API.delete')
@mock.patch('cinder.objects.VolumeType.get_by_name_or_id')
@mock.patch('cinder.db.group_volume_type_mapping_create')
@mock.patch('cinder.volume.api.API.create')
@mock.patch('cinder.objects.GroupSnapshot.get_by_id')
@mock.patch('cinder.objects.SnapshotList.get_all_for_group_snapshot')
@mock.patch('cinder.volume.rpcapi.VolumeAPI.create_group_from_src')
@mock.patch('cinder.objects.VolumeList.get_all_by_generic_group')
def test_create_group_from_snap_volume_failed(
self, mock_volume_get_all,
mock_rpc_create_group_from_src,
mock_snap_get_all, mock_group_snap_get,
mock_volume_api_create,
mock_mapping_create,
mock_get_volume_type, mock_volume_delete):
mock_volume_api_create.side_effect = [exception.CinderException]
vol_type = fake_volume.fake_volume_type_obj(
self.ctxt,
id=fake.VOLUME_TYPE_ID,
name='fake_volume_type')
mock_get_volume_type.return_value = vol_type
grp_snap = utils.create_group_snapshot(
self.ctxt, fake.GROUP_ID,
group_type_id=fake.GROUP_TYPE_ID,
status=fields.GroupStatus.CREATING)
mock_group_snap_get.return_value = grp_snap
vol1 = utils.create_volume(
self.ctxt,
availability_zone='nova',
volume_type_id=vol_type['id'],
group_id=fake.GROUP_ID)
snap = utils.create_snapshot(self.ctxt, vol1.id,
volume_type_id=vol_type['id'],
status=fields.GroupStatus.CREATING)
mock_snap_get_all.return_value = [snap]
name = "test_group"
description = "this is a test group"
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[vol_type['id']],
availability_zone='nova',
name=name, description=description,
group_snapshot_id=grp_snap.id,
status=fields.GroupStatus.CREATING)
vol2 = utils.create_volume(
self.ctxt,
availability_zone=grp.availability_zone,
volume_type_id=vol_type['id'],
group_id=grp.id,
snapshot_id=snap.id)
mock_volume_get_all.return_value = [vol2]
self.assertRaises(
exception.CinderException,
self.group_api._create_group_from_group_snapshot,
self.ctxt, grp, grp_snap.id)
mock_volume_api_create.assert_called_once_with(
self.ctxt, 1, None, None,
availability_zone=grp.availability_zone,
group_snapshot=grp_snap,
group=grp,
snapshot=snap,
volume_type=vol_type)
mock_rpc_create_group_from_src.assert_not_called()
mock_volume_delete.assert_called_once_with(self.ctxt, vol2)
vol2.destroy()
grp.destroy()
snap.destroy()
vol1.destroy()
grp_snap.destroy()
@mock.patch('cinder.group.api.API._update_volumes_host')
@mock.patch('cinder.objects.VolumeType.get_by_name_or_id')
@mock.patch('cinder.db.group_volume_type_mapping_create')
@mock.patch('cinder.volume.api.API.create')
@mock.patch('cinder.objects.GroupSnapshot.get_by_id')
@mock.patch('cinder.objects.SnapshotList.get_all_for_group_snapshot')
@mock.patch('cinder.volume.rpcapi.VolumeAPI.create_group_from_src')
@mock.patch('cinder.objects.VolumeList.get_all_by_generic_group')
def test_create_group_from_snap(self, mock_volume_get_all,
mock_rpc_create_group_from_src,
mock_snap_get_all, mock_group_snap_get,
mock_volume_api_create,
mock_mapping_create,
mock_get_volume_type,
mock_update_volumes_host):
vol_type = fake_volume.fake_volume_type_obj(
self.ctxt,
id=fake.VOLUME_TYPE_ID,
name='fake_volume_type')
mock_get_volume_type.return_value = vol_type
grp_snap = utils.create_group_snapshot(
self.ctxt, fake.GROUP_ID,
group_type_id=fake.GROUP_TYPE_ID,
status=fields.GroupStatus.CREATING)
mock_group_snap_get.return_value = grp_snap
vol1 = utils.create_volume(
self.ctxt,
availability_zone='nova',
volume_type_id=vol_type['id'],
group_id=fake.GROUP_ID)
snap = utils.create_snapshot(self.ctxt, vol1.id,
volume_type_id=vol_type['id'],
status=fields.GroupStatus.CREATING)
mock_snap_get_all.return_value = [snap]
name = "test_group"
description = "this is a test group"
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[vol_type['id']],
availability_zone='nova',
name=name, description=description,
group_snapshot_id=grp_snap.id,
status=fields.GroupStatus.CREATING)
vol2 = utils.create_volume(
self.ctxt,
availability_zone=grp.availability_zone,
volume_type_id=vol_type['id'],
group_id=grp.id,
snapshot_id=snap.id)
mock_volume_get_all.return_value = [vol2]
self.group_api._create_group_from_group_snapshot(self.ctxt, grp,
grp_snap.id)
mock_volume_api_create.assert_called_once_with(
self.ctxt, 1, None, None,
availability_zone=grp.availability_zone,
group_snapshot=grp_snap,
group=grp,
snapshot=snap,
volume_type=vol_type)
mock_rpc_create_group_from_src.assert_called_once_with(
self.ctxt, grp, grp_snap)
mock_update_volumes_host.assert_called_once_with(
self.ctxt, grp
)
vol2.destroy()
grp.destroy()
snap.destroy()
vol1.destroy()
grp_snap.destroy()
@mock.patch('cinder.group.api.API._update_volumes_host')
@mock.patch('cinder.objects.VolumeType.get_by_name_or_id')
@mock.patch('cinder.db.group_volume_type_mapping_create')
@mock.patch('cinder.volume.api.API.create')
@mock.patch('cinder.objects.Group.get_by_id')
@mock.patch('cinder.volume.rpcapi.VolumeAPI.create_group_from_src')
@mock.patch('cinder.objects.VolumeList.get_all_by_generic_group')
def test_create_group_from_group(self, mock_volume_get_all,
mock_rpc_create_group_from_src,
mock_group_get,
mock_volume_api_create,
mock_mapping_create,
mock_get_volume_type,
mock_update_volumes_host):
vol_type = fake_volume.fake_volume_type_obj(
self.ctxt,
id=fake.VOLUME_TYPE_ID,
name='fake_volume_type')
mock_get_volume_type.return_value = vol_type
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[vol_type['id']],
availability_zone='nova',
status=fields.GroupStatus.CREATING)
mock_group_get.return_value = grp
vol = utils.create_volume(
self.ctxt,
availability_zone=grp.availability_zone,
volume_type_id=fake.VOLUME_TYPE_ID,
group_id=grp.id)
mock_volume_get_all.return_value = [vol]
grp2 = utils.create_group(self.ctxt,
group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[vol_type['id']],
availability_zone='nova',
source_group_id=grp.id,
status=fields.GroupStatus.CREATING)
vol2 = utils.create_volume(
self.ctxt,
availability_zone=grp.availability_zone,
volume_type_id=vol_type['id'],
group_id=grp2.id,
source_volid=vol.id)
self.group_api._create_group_from_source_group(self.ctxt, grp2,
grp.id)
mock_volume_api_create.assert_called_once_with(
self.ctxt, 1, None, None,
availability_zone=grp.availability_zone,
source_group=grp,
group=grp2,
source_volume=vol,
volume_type=vol_type)
mock_rpc_create_group_from_src.assert_called_once_with(
self.ctxt, grp2, None, grp)
mock_update_volumes_host.assert_called_once_with(
self.ctxt, grp2
)
vol2.destroy()
grp2.destroy()
vol.destroy()
grp.destroy()
@mock.patch('cinder.volume.api.API.delete')
@mock.patch('cinder.objects.VolumeType.get_by_name_or_id')
@mock.patch('cinder.db.group_volume_type_mapping_create')
@mock.patch('cinder.volume.api.API.create')
@mock.patch('cinder.objects.Group.get_by_id')
@mock.patch('cinder.volume.rpcapi.VolumeAPI.create_group_from_src')
@mock.patch('cinder.objects.VolumeList.get_all_by_generic_group')
def test_create_group_from_group_create_volume_failed(
self, mock_volume_get_all, mock_rpc_create_group_from_src,
mock_group_get, mock_volume_api_create, mock_mapping_create,
mock_get_volume_type, mock_volume_delete):
vol_type = fake_volume.fake_volume_type_obj(
self.ctxt,
id=fake.VOLUME_TYPE_ID,
name='fake_volume_type')
mock_get_volume_type.return_value = vol_type
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[vol_type['id']],
availability_zone='nova',
status=fields.GroupStatus.CREATING)
mock_group_get.return_value = grp
vol1 = utils.create_volume(
self.ctxt,
availability_zone=grp.availability_zone,
volume_type_id=fake.VOLUME_TYPE_ID,
group_id=grp.id)
vol2 = utils.create_volume(
self.ctxt,
availability_zone=grp.availability_zone,
volume_type_id=fake.VOLUME_TYPE_ID,
group_id=grp.id)
mock_volume_get_all.side_effect = [[vol1, vol2], [vol1]]
grp2 = utils.create_group(self.ctxt,
group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[vol_type['id']],
availability_zone='nova',
source_group_id=grp.id,
status=fields.GroupStatus.CREATING)
mock_volume_api_create.side_effect = [None, exception.CinderException]
self.assertRaises(
exception.CinderException,
self.group_api._create_group_from_source_group,
self.ctxt, grp2, grp.id)
mock_rpc_create_group_from_src.assert_not_called()
mock_volume_delete.assert_called_once_with(self.ctxt, vol1)
grp2.destroy()
vol2.destroy()
vol1.destroy()
grp.destroy()
@mock.patch('cinder.group.api.API._create_group_from_group_snapshot')
@mock.patch('cinder.group.api.API._create_group_from_source_group')
@mock.patch('cinder.group.api.API.update_quota')
@mock.patch('cinder.objects.GroupSnapshot.get_by_id')
@mock.patch('cinder.objects.SnapshotList.get_all_for_group_snapshot')
@mock.patch('cinder.scheduler.rpcapi.SchedulerAPI.validate_host_capacity')
def test_create_from_src(self, mock_validate_host, mock_snap_get_all,
mock_group_snap_get, mock_update_quota,
mock_create_from_group,
mock_create_from_snap):
name = "test_group"
description = "this is a test group"
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[fake.VOLUME_TYPE_ID],
availability_zone='nova',
name=name, description=description,
status=fields.GroupStatus.AVAILABLE,)
vol1 = utils.create_volume(
self.ctxt,
availability_zone='nova',
volume_type_id=fake.VOLUME_TYPE_ID,
group_id=grp.id)
snap = utils.create_snapshot(self.ctxt, vol1.id,
volume_type_id=fake.VOLUME_TYPE_ID,
status=fields.SnapshotStatus.AVAILABLE)
mock_snap_get_all.return_value = [snap]
mock_validate_host.return_host = True
grp_snap = utils.create_group_snapshot(
self.ctxt, grp.id,
group_type_id=fake.GROUP_TYPE_ID,
status=fields.GroupStatus.AVAILABLE)
mock_group_snap_get.return_value = grp_snap
grp2 = utils.create_group(self.ctxt,
group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[fake.VOLUME_TYPE_ID],
availability_zone='nova',
name=name, description=description,
status=fields.GroupStatus.CREATING,
group_snapshot_id=grp_snap.id)
with mock.patch('cinder.objects.Group') as mock_group:
mock_group.return_value = grp2
with mock.patch('cinder.objects.group.Group.create'):
ret_group = self.group_api.create_from_src(
self.ctxt, name, description,
group_snapshot_id=grp_snap.id,
source_group_id=None)
self.assertEqual(grp2.obj_to_primitive(),
ret_group.obj_to_primitive())
mock_create_from_snap.assert_called_once_with(
self.ctxt, grp2, grp_snap.id)
snap.destroy()
grp_snap.destroy()
vol1.destroy()
grp.destroy()
grp2.destroy()
@mock.patch('oslo_utils.timeutils.utcnow')
@mock.patch('cinder.objects.GroupSnapshot')
def test_reset_group_snapshot_status(self,
mock_group_snapshot,
mock_time_util):
mock_time_util.return_value = "time_now"
self.group_api.reset_group_snapshot_status(
self.ctxt, mock_group_snapshot, fields.GroupSnapshotStatus.ERROR)
update_field = {'updated_at': "time_now",
'status': fields.GroupSnapshotStatus.ERROR}
mock_group_snapshot.update.assert_called_once_with(update_field)
mock_group_snapshot.save.assert_called_once_with()
@mock.patch('cinder.scheduler.rpcapi.SchedulerAPI.validate_host_capacity')
def test_create_group_from_src_frozen(self, mock_validate_host):
service = utils.create_service(self.ctxt, {'frozen': True})
group = utils.create_group(self.ctxt, host=service.host,
group_type_id='gt')
mock_validate_host.return_value = True
group_api = cinder.group.api.API()
self.assertRaises(exception.InvalidInput,
group_api.create_from_src,
self.ctxt, 'group', 'desc',
group_snapshot_id=None, source_group_id=group.id)
@mock.patch('cinder.objects.volume.Volume.host',
new_callable=mock.PropertyMock)
@mock.patch('cinder.objects.volume.Volume.cluster_name',
new_callable=mock.PropertyMock)
@mock.patch('cinder.objects.VolumeList.get_all_by_generic_group')
def test_update_volumes_host(self, mock_volume_get_all, mock_cluster_name,
mock_host):
vol_type = utils.create_volume_type(self.ctxt, name='test_vol_type')
grp = utils.create_group(self.ctxt, group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[vol_type['id']],
availability_zone='nova',
status=fields.GroupStatus.CREATING,
cluster_name='fake_cluster')
vol1 = utils.create_volume(
self.ctxt,
availability_zone=grp.availability_zone,
volume_type_id=fake.VOLUME_TYPE_ID,
group_id=grp.id)
mock_volume = mock.Mock()
mock_volume_get_all.return_value = [mock_volume]
group_api = cinder.group.api.API()
group_api._update_volumes_host(None, grp)
mock_cluster_name.assert_called()
mock_host.assert_called()
self.assertEqual(grp.host, mock_volume.host)
self.assertEqual(grp.cluster_name, mock_volume.cluster_name)
mock_volume.save.assert_called_once_with()
vol1.destroy()
grp.destroy()
def test_delete_group_frozen(self):
service = utils.create_service(self.ctxt, {'frozen': True})
group = utils.create_group(self.ctxt, host=service.host,
group_type_id='gt')
group_api = cinder.group.api.API()
self.assertRaises(exception.InvalidInput,
group_api.delete, self.ctxt, group)
def test_create_group_snapshot_frozen(self):
service = utils.create_service(self.ctxt, {'frozen': True})
group = utils.create_group(self.ctxt, host=service.host,
group_type_id='gt')
group_api = cinder.group.api.API()
self.assertRaises(exception.InvalidInput,
group_api.create_group_snapshot,
self.ctxt, group, 'group_snapshot', 'desc')
def test_delete_group_snapshot_frozen(self):
service = utils.create_service(self.ctxt, {'frozen': True})
group = utils.create_group(self.ctxt, host=service.host,
group_type_id='gt')
gsnap = utils.create_group_snapshot(self.ctxt, group.id)
group_api = cinder.group.api.API()
self.assertRaises(exception.InvalidInput,
group_api.delete_group_snapshot,
self.ctxt, gsnap)
@mock.patch('cinder.volume.volume_types.get_volume_type_qos_specs',
return_value={'qos_specs': {}})
@mock.patch('cinder.scheduler.rpcapi.SchedulerAPI.create_group')
def test_cast_create_group(self,
mock_create_group,
mock_get_volume_type_qos_specs):
vol_type = utils.create_volume_type(self.ctxt, name='test_vol_type')
encryption_key_id = mock.sentinel.encryption_key_id
description = mock.sentinel.description
name = mock.sentinel.name
req_spec = {'volume_type': vol_type,
'encryption_key_id': encryption_key_id,
'description': description,
'name': name}
grp_name = "test_group"
grp_description = "this is a test group"
grp_spec = {'name': grp_name,
'description': grp_description}
grp = utils.create_group(self.ctxt,
group_type_id=fake.GROUP_TYPE_ID,
volume_type_ids=[vol_type.id],
availability_zone='nova')
grp_filter_properties = mock.sentinel.group_filter_properties
filter_properties_list = mock.sentinel.filter_properties_list
self.group_api._cast_create_group(self.ctxt,
grp,
grp_spec,
[req_spec],
grp_filter_properties,
filter_properties_list)
mock_get_volume_type_qos_specs.assert_called_once_with(vol_type.id)
exp_vol_properties = {
'size': 0,
'user_id': self.ctxt.user_id,
'project_id': self.ctxt.project_id,
'status': 'creating',
'attach_status': 'detached',
'encryption_key_id': encryption_key_id,
'display_description': description,
'display_name': name,
'volume_type_id': vol_type.id,
'group_type_id': grp.group_type_id,
'availability_zone': grp.availability_zone
}
exp_req_spec = {
'volume_type': vol_type,
'encryption_key_id': encryption_key_id,
'description': description,
'name': name,
'volume_properties': exp_vol_properties,
'qos_specs': None
}
exp_grp_properties = {
'size': 0,
'user_id': self.ctxt.user_id,
'project_id': self.ctxt.project_id,
'status': 'creating',
'display_description': grp_description,
'display_name': grp_name,
'group_type_id': grp.group_type_id,
}
exp_grp_spec = {
'name': grp_name,
'description': grp_description,
'volume_properties': exp_grp_properties,
'qos_specs': None
}
mock_create_group.assert_called_once_with(
self.ctxt,
grp,
group_spec=exp_grp_spec,
request_spec_list=[exp_req_spec],
group_filter_properties=grp_filter_properties,
filter_properties_list=filter_properties_list)