cinder/cinder/tests/test_emc_xtremio.py

308 lines
12 KiB
Python

# Copyright (c) 2012 - 2014 EMC Corporation, Inc.
# 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.
import mock
from cinder import exception
from cinder.openstack.common import log as logging
from cinder import test
from cinder.volume.drivers.emc.xtremio import XtremIOFibreChannelDriver
from cinder.volume.drivers.emc.xtremio import XtremIOISCSIDriver
LOG = logging.getLogger(__name__)
typ2id = {'volumes': 'vol-id',
'snapshots': 'vol-id',
'initiators': 'initiator-id',
'initiator-groups': 'ig-id',
'lun-maps': 'mapping-id'}
xms_data = {'clusters': {1: {'sys-sw-version': "2.4.0-devel_ba23ee5381eeab73",
'chap-authentication-mode': 'disabled',
'chap-discovery-mode': 'disabled',
"index": 1}},
'target-groups': {'Default': {"index": 1, }},
'iscsi-portals': {'10.205.68.5/16':
{"port-address":
"iqn.2008-05.com.xtremio:001e67939c34",
"ip-port": 3260,
"ip-addr": "10.205.68.5/16",
"name": "10.205.68.5/16",
"index": 1}},
'targets': {'X1-SC2-fc1': {'index': 1, "name": "X1-SC2-fc1",
"port-address":
"21:00:00:24:ff:57:b2:36",
'port-state': 'up'},
'X1-SC2-fc2': {'index': 2, "name": "X1-SC2-fc2",
"port-address":
"21:00:00:24:ff:57:b2:55",
'port-state': 'up'}
},
'volumes': {},
'initiator-groups': {},
'initiators': {},
'lun-maps': {},
}
def clean_xms_data():
xms_data['volumes'] = {}
xms_data['initiator-groups'] = {}
xms_data['initiators'] = {}
xms_data['lun-maps'] = {}
def fix_data(data, object_type):
d = {}
for key, value in data.items():
if 'name' in key:
key = 'name'
d[key] = value
if object_type == 'lun-maps':
d['lun'] = 1
d[typ2id[object_type]] = ["a91e8c81c2d14ae4865187ce4f866f8a",
d.get('name'),
len(xms_data[object_type]) + 1]
d['index'] = len(xms_data[object_type]) + 1
return d
def get_xms_obj_key(data):
for key in data.keys():
if 'name' in key:
return key
def xms_request(object_type='volumes', request_typ='GET', data=None,
name=None, idx=None):
if object_type == 'snapshots':
object_type = 'volumes'
obj_key = name if name else idx
if request_typ == 'GET':
res = xms_data[object_type]
if name or idx:
if obj_key not in res:
raise exception.NotFound()
return {"content": res[obj_key]}
else:
return {object_type: [{"href": "/%s/%d" % (object_type,
obj['index']),
"name": obj.get('name')}
for obj in res.values()]}
elif request_typ == 'POST':
data = fix_data(data, object_type)
data['index'] = len(xms_data[object_type]) + 1
xms_data[object_type][data['index']] = data
# find the name key
name_key = get_xms_obj_key(data)
if object_type == 'lun-maps':
data['ig-name'] = data['ig-id']
if name_key:
if data[name_key] in xms_data[object_type]:
raise (exception
.VolumeBackendAPIException
('Volume by this name already exists'))
xms_data[object_type][data[name_key]] = data
return {"links": [{"href": "/%s/%d" %
(object_type, data[typ2id[object_type]][2])}]}
elif request_typ == 'DELETE':
if obj_key in xms_data[object_type]:
data = xms_data[object_type][obj_key]
del xms_data[object_type][data['index']]
del xms_data[object_type][data[typ2id[object_type]][1]]
else:
LOG.error('trying to delete a missing object %s', str(obj_key))
raise exception.NotFound()
elif request_typ == 'PUT':
if obj_key in xms_data[object_type]:
obj = xms_data[object_type][obj_key]
obj.update(data)
else:
LOG.error('trying to update a missing object %s', str(obj_key))
raise exception.NotFound()
def xms_bad_request(object_type='volumes', request_typ='GET', data=None,
name=None, idx=None):
if request_typ == 'GET':
raise exception.NotFound()
elif request_typ == 'POST':
raise exception.VolumeBackendAPIException('failed to create ig')
class D(dict):
def update(self, *args, **kwargs):
self.__dict__.update(*args, **kwargs)
return dict.update(self, *args, **kwargs)
class CommonData():
connector = {'ip': '10.0.0.2',
'initiator': 'iqn.1993-08.org.debian:01:222',
'wwpns': ["123456789012345", "123456789054321"],
'wwnns': ["223456789012345", "223456789054321"],
'host': 'fakehost'}
test_volume = {'name': 'vol1',
'size': 1,
'volume_name': 'vol1',
'id': '192eb39b-6c2f-420c-bae3-3cfd117f0001',
'provider_auth': None,
'project_id': 'project',
'display_name': 'vol1',
'display_description': 'test volume',
'volume_type_id': None}
test_snapshot = D()
test_snapshot.update({'name': 'snapshot1',
'size': 1,
'id': '192eb39b-6c2f-420c-bae3-3cfd117f0002',
'volume_name': 'vol-vol1',
'volume_id': '192eb39b-6c2f-420c-bae3-3cfd117f0001',
'project_id': 'project'})
test_snapshot.__dict__.update(test_snapshot)
test_volume2 = {'name': 'vol2',
'size': 1,
'volume_name': 'vol2',
'id': '192eb39b-6c2f-420c-bae3-3cfd117f0004',
'provider_auth': None,
'project_id': 'project',
'display_name': 'vol2',
'display_description': 'test volume 2',
'volume_type_id': None}
test_clone = {'name': 'clone1',
'size': 1,
'volume_name': 'vol3',
'id': '192eb39b-6c2f-420c-bae3-3cfd117f0003',
'provider_auth': None,
'project_id': 'project',
'display_name': 'clone1',
'display_description': 'volume created from snapshot',
'volume_type_id': None}
@mock.patch('cinder.volume.drivers.emc.xtremio.XtremIOISCSIDriver.req')
class EMCXIODriverISCSITestCase(test.TestCase):
def setUp(self):
super(EMCXIODriverISCSITestCase, self).setUp()
configuration = mock.Mock()
configuration.san_login = ''
configuration.san_password = ''
configuration.san_ip = ''
self.driver = XtremIOISCSIDriver(configuration=configuration)
self.data = CommonData()
def test_create_extend_delete_volume(self, req):
req.side_effect = xms_request
clean_xms_data()
self.driver.create_volume(self.data.test_volume)
self.driver.extend_volume(self.data.test_volume, 5)
self.driver.delete_volume(self.data.test_volume)
def test_create_delete_snapshot(self, req):
req.side_effect = xms_request
clean_xms_data()
self.driver.create_volume(self.data.test_volume)
self.driver.create_snapshot(self.data.test_snapshot)
self.driver.delete_snapshot(self.data.test_snapshot)
self.driver.delete_volume(self.data.test_volume)
def test_volume_from_snapshot(self, req):
req.side_effect = xms_request
clean_xms_data()
xms_data['volumes'] = {}
self.driver.create_volume(self.data.test_volume)
self.driver.create_snapshot(self.data.test_snapshot)
self.driver.create_volume_from_snapshot(self.data.test_volume2,
self.data.test_snapshot)
self.driver.delete_volume(self.data.test_volume2)
self.driver.delete_volume(self.data.test_snapshot)
self.driver.delete_volume(self.data.test_volume)
def test_clone_volume(self, req):
req.side_effect = xms_request
clean_xms_data()
self.driver.create_volume(self.data.test_volume)
self.driver.create_cloned_volume(self.data.test_clone,
self.data.test_volume)
self.driver.delete_volume(self.data.test_clone)
self.driver.delete_volume(self.data.test_volume)
def test_duplicate_volume(self, req):
req.side_effect = xms_request
clean_xms_data()
self.driver.create_volume(self.data.test_volume)
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_volume, self.data.test_volume)
self.driver.delete_volume(self.data.test_volume)
def test_initialize_terminate_connection(self, req):
req.side_effect = xms_request
clean_xms_data()
self.driver.create_volume(self.data.test_volume)
map_data = self.driver.initialize_connection(self.data.test_volume,
self.data.connector)
self.assertEqual(map_data['data']['target_lun'], 1)
self.driver.terminate_connection(self.data.test_volume,
self.data.connector)
def test_initialize_connection_bad_ig(self, req):
req.side_effect = xms_bad_request
clean_xms_data()
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.initialize_connection,
self.data.test_volume,
self.data.connector)
self.driver.delete_volume(self.data.test_volume)
def test_get_stats(self, req):
req.side_effect = xms_request
clean_xms_data()
stats = self.driver.get_volume_stats(True)
self.assertEqual(stats['volume_backend_name'],
self.driver.backend_name)
@mock.patch('cinder.volume.drivers.emc.xtremio.XtremIOFibreChannelDriver.req')
class EMCXIODriverFibreChannelTestCase(test.TestCase):
def setUp(self):
super(EMCXIODriverFibreChannelTestCase, self).setUp()
configuration = mock.Mock()
configuration.san_login = ''
configuration.san_password = ''
configuration.san_ip = ''
self.driver = XtremIOFibreChannelDriver(configuration=configuration)
self.data = CommonData()
def test_initialize_terminate_connection(self, req):
req.side_effect = xms_request
clean_xms_data()
self.driver.create_volume(self.data.test_volume)
map_data = self.driver.initialize_connection(self.data.test_volume,
self.data.connector)
self.assertEqual(map_data['data']['target_lun'], 1)
self.driver.terminate_connection(self.data.test_volume,
self.data.connector)
self.driver.delete_volume(self.data.test_volume)