manila/manila/tests/share/drivers/veritas/test_veritas_isa.py

611 lines
22 KiB
Python

# Copyright 2017 Veritas Technologies LLC.
#
# 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 Veritas Manila driver.
"""
import hashlib
import json
import mock
from oslo_config import cfg
import requests
import six
from manila import context
from manila import exception
from manila.share import configuration as conf
from manila.share.drivers.veritas import veritas_isa
from manila import test
CONF = cfg.CONF
FAKE_BACKEND = 'fake_backend'
class MockResponse(object):
def __init__(self):
self.status_code = 200
def json(self):
data = {'fake_key': 'fake_val'}
return json.dumps(data)
class ACCESSShareDriverTestCase(test.TestCase):
"""Tests ACCESSShareDriver."""
share = {
'id': 'fakeid',
'name': 'fakename',
'size': 1,
'share_proto': 'NFS',
'export_locations': [{'path': '10.20.30.40:/vx/fake_location'}],
'snapshot_id': False
}
share2 = {
'id': 'fakeid2',
'name': 'fakename2',
'size': 4,
'share_proto': 'NFS',
}
share3 = {
'id': 'fakeid3',
'name': 'fakename3',
'size': 2,
'share_proto': 'NFS',
'export_location': '/vx/fake_location',
'snapshot_id': True
}
snapshot = {
'id': 'fakesnapshotid',
'share_name': 'fakename',
'share_id': 'fakeid',
'name': 'fakesnapshotname',
'share_size': 1,
'share_proto': 'NFS',
'snapshot_id': 'fake_snap_id',
}
access = {
'id': 'fakeaccid',
'access_type': 'ip',
'access_to': '10.0.0.2',
'access_level': 'rw',
'state': 'active',
}
access2 = {
'id': 'fakeaccid2',
'access_type': 'user',
'access_to': '10.0.0.3',
'access_level': 'rw',
'state': 'active',
}
access3 = {
'id': 'fakeaccid3',
'access_type': 'ip',
'access_to': '10.0.0.4',
'access_level': 'rw+',
'state': 'active',
}
access4 = {
'id': 'fakeaccid',
'access_type': 'ip',
'access_to': '10.0.0.2',
'access_level': 'ro',
'state': 'active',
}
def setUp(self):
super(ACCESSShareDriverTestCase, self).setUp()
self._create_fake_config()
lcfg = self.configuration
self._context = context.get_admin_context()
self._driver = veritas_isa.ACCESSShareDriver(False, configuration=lcfg)
self._driver.do_setup(self._context)
def _create_fake_config(self):
def _safe_get(opt):
return getattr(self.configuration, opt)
self.mock_object(veritas_isa.ACCESSShareDriver, '_authenticate_access')
self.configuration = mock.Mock(spec=conf.Configuration)
self.configuration.safe_get = mock.Mock(side_effect=_safe_get)
self.configuration.va_server_ip = '1.1.1.1'
self.configuration.va_pool = 'pool1'
self.configuration.va_user = 'user'
self.configuration.va_pwd = 'passwd'
self.configuration.va_port = 14161
self.configuration.va_ssl = 'False'
self.configuration.va_fstype = 'simple'
self.configuration.network_config_group = 'fake_network_config_group'
self.configuration.admin_network_config_group = (
'fake_admin_network_config_group')
self.configuration.driver_handles_share_servers = False
self.configuration.share_backend_name = FAKE_BACKEND
self.configuration.replication_domain = 'Disable'
self.configuration.filter_function = 'Disable'
self.configuration.goodness_function = 'Disable'
def test_create_share(self):
self.mock_object(self._driver, '_get_va_share_name')
self.mock_object(self._driver, '_get_va_share_path')
self.mock_object(self._driver, '_get_vip')
self.mock_object(self._driver, '_access_api')
length = len(self.share['name'])
index = int(length / 2)
name1 = self.share['name'][:index]
name2 = self.share['name'][index:]
crc1 = hashlib.md5(name1.encode('utf-8')).hexdigest()[:8]
crc2 = hashlib.md5(name2.encode('utf-8')).hexdigest()[:8]
share_name_to_ret = crc1 + '-' + crc2
share_path_to_ret = '/vx/' + crc1 + '-' + crc2
self._driver._get_va_share_name.return_value = share_name_to_ret
self._driver._get_va_share_path.return_value = share_path_to_ret
self._driver._get_vip.return_value = '1.1.1.1'
self._driver.create_share(self._context, self.share)
self.assertEqual(1, self._driver._get_vip.call_count)
self.assertEqual(1, self._driver._get_va_share_name.call_count)
self.assertEqual(1, self._driver._get_va_share_path.call_count)
def test_create_share_negative(self):
self.mock_object(self._driver, '_access_api')
self._driver._access_api.return_value = False
self.assertRaises(exception.ShareBackendException,
self._driver.create_share,
self._context,
self.share)
def test_create_share_from_snapshot(self):
self.mock_object(self._driver, '_get_vip')
sharename = self._driver._get_va_share_name(
self.snapshot['share_name'])
snapname = self._driver._get_va_snap_name(self.snapshot['name'])
sharepath = self._driver._get_va_share_path(sharename)
self._driver._get_vip.return_value = '1.1.1.1'
vip = self._driver._get_vip()
location = (six.text_type(vip) + ':' +
six.text_type(sharepath) + ':' + six.text_type(snapname))
ret = self._driver.create_share_from_snapshot(self._context,
self.share,
self.snapshot)
self.assertEqual(location, ret)
def test_delete_share(self):
self.mock_object(self._driver, '_access_api')
self.mock_object(self._driver, '_does_item_exist_at_va_backend')
self._driver._does_item_exist_at_va_backend.return_value = True
self._driver.delete_share(self._context, self.share)
self.assertEqual(2, self._driver._access_api.call_count)
def test_delete_share_negative(self):
self.mock_object(self._driver, '_access_api')
self.mock_object(self._driver, '_does_item_exist_at_va_backend')
self._driver._does_item_exist_at_va_backend.return_value = True
self._driver._access_api.return_value = False
self.assertRaises(exception.ShareBackendException,
self._driver.delete_share,
self._context, self.share)
def test_delete_share_if_share_created_from_snap(self):
self.mock_object(self._driver, '_access_api')
self.mock_object(self._driver, '_does_item_exist_at_va_backend')
self._driver.delete_share(self._context, self.share3)
self.assertEqual(0,
(self._driver.
_does_item_exist_at_va_backend.call_count))
self.assertEqual(0, self._driver._access_api.call_count)
def test_delete_share_if_not_present_at_backend(self):
self.mock_object(self._driver, '_does_item_exist_at_va_backend')
self.mock_object(self._driver, '_access_api')
self._driver._does_item_exist_at_va_backend.return_value = False
self._driver.delete_share(self._context, self.share)
self.assertEqual(1,
(self._driver.
_does_item_exist_at_va_backend.call_count))
self.assertEqual(0, self._driver._access_api.call_count)
def test_create_snapshot(self):
self.mock_object(self._driver, '_access_api')
self._driver.create_snapshot(self._context, self.snapshot)
self.assertEqual(2, self._driver._access_api.call_count)
def test_create_snapshot_negative(self):
self.mock_object(self._driver, '_access_api')
self._driver._access_api.return_value = False
self.assertRaises(exception.ShareBackendException,
self._driver.create_snapshot,
self._context,
self.snapshot)
def test_delete_snapshot(self):
self.mock_object(self._driver, '_access_api')
self.mock_object(self._driver, '_does_item_exist_at_va_backend')
self._driver._does_item_exist_at_va_backend.return_value = True
self._driver.delete_snapshot(self._context, self.snapshot)
self.assertEqual(2, self._driver._access_api.call_count)
def test_delete_snapshot_negative(self):
self.mock_object(self._driver, '_access_api')
self.mock_object(self._driver, '_does_item_exist_at_va_backend')
self._driver._does_item_exist_at_va_backend.return_value = True
self._driver._access_api.return_value = False
self.assertRaises(exception.ShareBackendException,
self._driver.delete_snapshot,
self._context, self.snapshot)
def test_delete_snapshot_if_not_present_at_backend(self):
self.mock_object(self._driver, '_does_item_exist_at_va_backend')
self.mock_object(self._driver, '_access_api')
self._driver._does_item_exist_at_va_backend.return_value = False
self._driver.delete_snapshot(self._context, self.snapshot)
self.assertEqual(1,
(self._driver.
_does_item_exist_at_va_backend.call_count))
self.assertEqual(0, self._driver._access_api.call_count)
def test_update_access_for_allow(self):
self.mock_object(self._driver, '_access_api')
self._driver.update_access(self._context, self.share, [],
[self.access], [])
self.assertEqual(2, self._driver._access_api.call_count)
def test_update_access_for_allow_negative(self):
self.mock_object(self._driver, '_access_api')
self._driver._access_api.return_value = False
self.assertRaises(exception.ShareBackendException,
self._driver.update_access,
self._context,
self.share, [], [self.access], [])
self.assertRaises(exception.InvalidShareAccess,
self._driver.update_access,
self._context,
self.share, [], [self.access2], [])
self.assertRaises(exception.InvalidShareAccessLevel,
self._driver.update_access,
self._context,
self.share, [], [self.access3], [])
def test_update_access_for_deny(self):
self.mock_object(self._driver, '_access_api')
self._driver.update_access(self._context, self.share,
[], [], [self.access])
self.assertEqual(2, self._driver._access_api.call_count)
def test_update_access_for_deny_negative(self):
self.mock_object(self._driver, '_access_api')
self._driver._access_api.return_value = False
self.assertRaises(exception.ShareBackendException,
self._driver.update_access,
self._context,
self.share, [], [], [self.access])
def test_update_access_for_deny_for_invalid_access_type(self):
self.mock_object(self._driver, '_access_api')
self._driver.update_access(self._context, self.share,
[], [], [self.access2])
self.assertEqual(0, self._driver._access_api.call_count)
def test_update_access_for_empty_rule_list(self):
self.mock_object(self._driver, '_allow_access')
self.mock_object(self._driver, '_deny_access')
self._driver.update_access(self._context, self.share,
[], [], [])
self.assertEqual(0, self._driver._allow_access.call_count)
self.assertEqual(0, self._driver._deny_access.call_count)
def test_update_access_for_access_rules(self):
self.mock_object(self._driver, '_fetch_existing_rule')
self.mock_object(self._driver, '_allow_access')
self.mock_object(self._driver, '_deny_access')
existing_a_rules = [{'access_level': 'rw',
'access_type': 'ip',
'access_to': '10.0.0.2'},
{'access_level': 'rw',
'access_type': 'ip',
'access_to': '10.0.0.3'}]
self._driver._fetch_existing_rule.return_value = existing_a_rules
d_rule = self._driver._return_access_lists_difference(existing_a_rules,
[self.access4])
a_rule = self._driver._return_access_lists_difference([self.access4],
existing_a_rules)
self._driver.update_access(self._context, self.share,
[self.access4], [], [])
self.assertEqual(d_rule, existing_a_rules)
self.assertEqual(a_rule, [self.access4])
self.assertEqual(1, self._driver._allow_access.call_count)
self.assertEqual(2, self._driver._deny_access.call_count)
def test_extend_share(self):
self.mock_object(self._driver, '_access_api')
new_size = 3
self._driver.extend_share(self.share, new_size)
self.assertEqual(1, self._driver._access_api.call_count)
def test_extend_share_negative(self):
self.mock_object(self._driver, '_access_api')
new_size = 3
self._driver._access_api.return_value = False
self.assertRaises(exception.ShareBackendException,
self._driver.extend_share,
self.share, new_size)
def test_shrink_share(self):
self.mock_object(self._driver, '_access_api')
new_size = 3
self._driver.shrink_share(self.share2, new_size)
self.assertEqual(1, self._driver._access_api.call_count)
def test_shrink_share_negative(self):
self.mock_object(self._driver, '_access_api')
new_size = 3
self._driver._access_api.return_value = False
self.assertRaises(exception.ShareBackendException,
self._driver.shrink_share,
self.share2, new_size)
def test__get_access_pool_details(self):
self.mock_object(self._driver, '_access_api')
pool_details = []
pool_details_dict = {}
pool_details_dict['device_group_name'] = 'fake_pool'
pool_details_dict['capacity'] = 10737418240
pool_details_dict['used_size'] = 9663676416
pool_details.append(pool_details_dict)
pool_details_dict2 = {}
pool_details_dict2['device_group_name'] = self.configuration.va_pool
pool_details_dict2['capacity'] = 10737418240
pool_details_dict2['used_size'] = 9663676416
pool_details.append(pool_details_dict2)
self._driver._access_api.return_value = pool_details
total_space, free_space = self._driver._get_access_pool_details()
self.assertEqual(10, total_space)
self.assertEqual(1, free_space)
def test__get_access_pool_details_negative(self):
self.mock_object(self._driver, '_access_api')
pool_details = []
self._driver._access_api.return_value = pool_details
self.assertRaises(exception.ShareBackendException,
self._driver._get_access_pool_details)
def test__update_share_stats(self):
self.mock_object(self._driver, '_authenticate_access')
self.mock_object(self._driver, '_get_access_pool_details')
self._driver._get_access_pool_details.return_value = (10, 9)
self._driver._update_share_stats()
data = {
'share_backend_name': FAKE_BACKEND,
'vendor_name': 'Veritas',
'driver_version': '1.0',
'storage_protocol': 'NFS',
'total_capacity_gb': 10,
'free_capacity_gb': 9,
'reserved_percentage': 0,
'QoS_support': False,
'create_share_from_snapshot_support': True,
'driver_handles_share_servers': False,
'filter_function': 'Disable',
'goodness_function': 'Disable',
'ipv4_support': True,
'ipv6_support': False,
'mount_snapshot_support': False,
'pools': None,
'qos': False,
'replication_domain': 'Disable',
'revert_to_snapshot_support': False,
'share_group_stats': {'consistent_snapshot_support': None},
'snapshot_support': True
}
self.assertEqual(data, self._driver._stats)
def test__get_vip(self):
self.mock_object(self._driver, '_get_access_ips')
pool_list = []
ip1 = {'isconsoleip': 1, 'type': 'Virtual',
'status': 'ONLINE', 'ip': '1.1.1.2'}
ip2 = {'isconsoleip': 0, 'type': 'Virtual',
'status': 'ONLINE', 'ip': '1.1.1.4'}
ip3 = {'isconsoleip': 0, 'type': 'Virtual',
'status': 'OFFLINE', 'ip': '1.1.1.5'}
ip4 = {'isconsoleip': 0, 'type': 'Physical',
'status': 'OFFLINE', 'ip': '1.1.1.6'}
pool_list = [ip1, ip2, ip3, ip4]
self._driver._get_access_ips.return_value = pool_list
vip = self._driver._get_vip()
self.assertEqual('1.1.1.4', vip)
def test__get_access_ips(self):
self.mock_object(self._driver, '_access_api')
ip_list = ['1.1.1.2', '1.1.2.3', '1.1.1.4']
self._driver._access_api.return_value = ip_list
ret_value = self._driver._get_access_ips(self._driver.session,
self._driver.host)
self.assertEqual(ret_value, ip_list)
def test__access_api(self):
self.mock_object(requests, 'session')
provider = '%s:%s' % (self._driver.host, self._driver._port)
path = '/fake/path'
input_data = {}
mock_response = MockResponse()
session = requests.session
data = {'fake_key': 'fake_val'}
json_data = json.dumps(data)
session.request.return_value = mock_response
ret_value = self._driver._access_api(session, provider, path,
json.dumps(input_data), 'GET')
self.assertEqual(json_data, ret_value)
def test__access_api_ret_for_update_object(self):
self.mock_object(requests, 'session')
provider = '%s:%s' % (self._driver.host, self._driver._port)
path = self._driver._update_object
input_data = None
mock_response = MockResponse()
session = requests.session
session.request.return_value = mock_response
ret = self._driver._access_api(session, provider, path,
input_data, 'GET')
self.assertTrue(ret)
def test__access_api_negative(self):
session = self._driver.session
provider = '%s:%s' % (self._driver.host, self._driver._port)
path = '/fake/path'
input_data = {}
ret_value = self._driver._access_api(session, provider, path,
json.dumps(input_data), 'GET')
self.assertEqual(False, ret_value)
def test__get_api(self):
provider = '%s:%s' % (self._driver.host, self._driver._port)
tail = '/fake/path'
ret = self._driver._get_api(provider, tail)
api_root = 'https://%s/api' % (provider)
to_be_ret = api_root + tail
self.assertEqual(to_be_ret, ret)
def test__does_item_exist_at_va_backend(self):
self.mock_object(self._driver, '_access_api')
item_name = 'fake_item'
path = '/fake/path'
fake_item_list = [{'name': item_name}]
self._driver._access_api.return_value = fake_item_list
ret_value = self._driver._does_item_exist_at_va_backend(item_name,
path)
self.assertTrue(ret_value)
def test__does_item_exist_at_va_backend_negative(self):
self.mock_object(self._driver, '_access_api')
item_name = 'fake_item'
path = '/fake/path'
fake_item_list = [{'name': 'item2'}]
self._driver._access_api.return_value = fake_item_list
ret_value = self._driver._does_item_exist_at_va_backend(item_name,
path)
self.assertEqual(False, ret_value)
def test__fetch_existing_rule(self):
self.mock_object(self._driver, '_access_api')
fake_share = 'fake-share'
fake_access_list = []
list1 = []
list1.append({
'status': 'online',
'name': '/vx/fake-share',
'host_name': '10.0.0.1',
'privilege': 'rw'
})
list1.append({
'status': 'online',
'name': '/vx/fake-share',
'host_name': '10.0.0.2',
'privilege': 'rw'
})
list1.append({
'status': 'online',
'name': '/vx/fake-share',
'host_name': '10.0.0.3',
'privilege': 'ro'
})
list1.append({
'status': 'online',
'name': '/vx/fake-share2',
'host_name': '10.0.0.4',
'privilege': 'rw'
})
fake_access_list.append({
'shareType': 'NFS',
'shares': list1
})
fake_access_list.append({
'shareType': 'CIFS',
'shares': []
})
ret_access_list = []
ret_access_list.append({
'access_to': '10.0.0.1',
'access_level': 'rw',
'access_type': 'ip'
})
ret_access_list.append({
'access_to': '10.0.0.2',
'access_level': 'rw',
'access_type': 'ip'
})
ret_access_list.append({
'access_to': '10.0.0.3',
'access_level': 'ro',
'access_type': 'ip'
})
self._driver._access_api.return_value = fake_access_list
ret_value = self._driver._fetch_existing_rule(fake_share)
self.assertEqual(ret_access_list, ret_value)