karbor/karbor/tests/unit/protection/test_cinder_snapshot_protec...

198 lines
6.9 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 collections
from karbor.common import constants
from karbor.context import RequestContext
from karbor.resource import Resource
from karbor.services.protection.bank_plugin import Bank
from karbor.services.protection.bank_plugin import BankPlugin
from karbor.services.protection.bank_plugin import BankSection
from karbor.services.protection import client_factory
from karbor.services.protection.protection_plugins. \
volume.volume_snapshot_plugin import VolumeSnapshotProtectionPlugin
from karbor.services.protection.protection_plugins.volume \
import volume_snapshot_plugin_schemas
from karbor.tests import base
import mock
from oslo_config import cfg
from oslo_config import fixture
class FakeBankPlugin(BankPlugin):
def update_object(self, key, value):
return
def get_object(self, key):
return
def list_objects(self, prefix=None, limit=None, marker=None,
sort_dir=None):
return
def delete_object(self, key):
return
def get_owner_id(self):
return
fake_bank = Bank(FakeBankPlugin())
fake_bank_section = BankSection(bank=fake_bank, section="fake")
ResourceNode = collections.namedtuple(
"ResourceNode",
["value",
"child_nodes"]
)
Volume = collections.namedtuple(
"Volume",
["status"]
)
Snapshot = collections.namedtuple(
"Snapshot",
["id", "status"]
)
def call_hooks(operation, checkpoint, resource, context, parameters, **kwargs):
def noop(*args, **kwargs):
pass
hooks = (
'on_prepare_begin',
'on_prepare_finish',
'on_main',
'on_complete',
)
for hook_name in hooks:
hook = getattr(operation, hook_name, noop)
hook(checkpoint, resource, context, parameters, **kwargs)
class CheckpointCollection(object):
def __init__(self):
self.bank_section = fake_bank_section
def get_resource_bank_section(self, resource_id):
return self.bank_section
class CinderSnapshotProtectionPluginTest(base.TestCase):
def setUp(self):
super(CinderSnapshotProtectionPluginTest, self).setUp()
plugin_config = cfg.ConfigOpts()
plugin_config_fixture = self.useFixture(fixture.Config(plugin_config))
plugin_config_fixture.load_raw_values(
group='volume_snapshot_plugin',
poll_interval=0,
)
self.plugin = VolumeSnapshotProtectionPlugin(plugin_config)
cfg.CONF.set_default('cinder_endpoint',
'http://127.0.0.1:8774/v2.1',
'cinder_client')
service_catalog = [
{'type': 'volumev3',
'endpoints': [{'publicURL': 'http://127.0.0.1:8774/v2.1/abcd'}],
},
]
self.cntxt = RequestContext(user_id='demo',
project_id='abcd',
auth_token='efgh',
service_catalog=service_catalog)
self.cinder_client = client_factory.ClientFactory.create_client(
"cinder", self.cntxt)
self.checkpoint = CheckpointCollection()
def test_get_options_schema(self):
options_schema = self.plugin.get_options_schema(
constants.VOLUME_RESOURCE_TYPE)
self.assertEqual(options_schema,
volume_snapshot_plugin_schemas.OPTIONS_SCHEMA)
def test_get_restore_schema(self):
options_schema = self.plugin.get_restore_schema(
constants.VOLUME_RESOURCE_TYPE)
self.assertEqual(options_schema,
volume_snapshot_plugin_schemas.RESTORE_SCHEMA)
def test_get_saved_info_schema(self):
options_schema = self.plugin.get_saved_info_schema(
constants.VOLUME_RESOURCE_TYPE)
self.assertEqual(options_schema,
volume_snapshot_plugin_schemas.SAVED_INFO_SCHEMA)
@mock.patch('karbor.services.protection.protection_plugins.'
'utils.status_poll')
@mock.patch('karbor.services.protection.clients.cinder.create')
def test_create_snapshot(self, mock_cinder_create, mock_status_poll):
resource = Resource(id="123",
type=constants.VOLUME_RESOURCE_TYPE,
name='fake')
fake_bank_section.update_object = mock.MagicMock()
protect_operation = self.plugin.get_protect_operation(resource)
mock_cinder_create.return_value = self.cinder_client
self.cinder_client.volumes.get = mock.MagicMock()
self.cinder_client.volumes.return_value = Volume(
status="available"
)
fake_bank_section.update_object = mock.MagicMock()
self.cinder_client.volume_snapshots.create = mock.MagicMock()
self.cinder_client.volume_snapshots.create.return_value = Snapshot(
id="1234",
status="available"
)
self.cinder_client.volume_snapshots.get = mock.MagicMock()
self.cinder_client.volume_snapshots.get.return_value = Snapshot(
id="1234",
status="available"
)
mock_status_poll.return_value = True
call_hooks(protect_operation, self.checkpoint, resource, self.cntxt,
{})
@mock.patch('karbor.services.protection.protection_plugins.'
'utils.status_poll')
@mock.patch('karbor.services.protection.clients.cinder.create')
def test_delete_snapshot(self, mock_cinder_create, mock_status_poll):
resource = Resource(id="123",
type=constants.VOLUME_RESOURCE_TYPE,
name='fake')
mock_cinder_create.return_value = self.cinder_client
self.cinder_client.volume_snapshots.get = mock.MagicMock()
self.cinder_client.volume_snapshots.get.return_value = Snapshot(
id="1234",
status="available"
)
self.cinder_client.volume_snapshots.delete = mock.MagicMock()
fake_bank_section.get_object = mock.MagicMock()
fake_bank_section.get_object.return_value = {
"snapshot_id": "1234"}
mock_status_poll.return_value = True
delete_operation = self.plugin.get_delete_operation(resource)
call_hooks(delete_operation, self.checkpoint, resource, self.cntxt,
{})
def test_get_supported_resources_types(self):
types = self.plugin.get_supported_resources_types()
self.assertEqual([constants.VOLUME_RESOURCE_TYPE], types)