135 lines
4.7 KiB
Python
135 lines
4.7 KiB
Python
# Copyright (c) 2014 EMC Corporation.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import mock
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from stevedore import extension
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from manila import network
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from manila.share import configuration as conf
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from manila.share.drivers.emc import driver as emcdriver
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from manila.share.drivers.emc.plugins import base
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from manila import test
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class FakeConnection(base.StorageConnection):
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def __init__(self, logger):
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self.logger = logger
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@property
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def driver_handles_share_servers(self):
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return True
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def create_share(self, context, share, share_server):
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"""Is called to create share."""
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def create_snapshot(self, context, snapshot, share_server):
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"""Is called to create snapshot."""
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def delete_share(self, context, share, share_server):
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"""Is called to remove share."""
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def extend_share(self, share, new_size, share_server):
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"""Is called to extend share."""
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def delete_snapshot(self, context, snapshot, share_server):
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"""Is called to remove snapshot."""
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def ensure_share(self, context, share, share_server):
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"""Invoked to sure that share is exported."""
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def allow_access(self, context, share, access, share_server):
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"""Allow access to the share."""
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def deny_access(self, context, share, access, share_server):
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"""Deny access to the share."""
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def raise_connect_error(self):
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"""Check for setup error."""
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def connect(self, emc_share_driver, context):
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"""Any initialization the share driver does while starting."""
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raise NotImplementedError()
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def update_share_stats(self, stats_dict):
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"""Add key/values to stats_dict."""
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def get_network_allocations_number(self):
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"""Returns number of network allocations for creating VIFs."""
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return 0
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def setup_server(self, network_info, metadata=None):
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"""Set up and configures share server with given network parameters."""
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def teardown_server(self, server_details, security_services=None):
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"""Teardown share server."""
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FAKE_BACKEND = 'fake_backend'
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class FakeEMCExtensionManager(object):
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def __init__(self):
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self.extensions = []
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self.extensions.append(
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extension.Extension(name=FAKE_BACKEND,
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plugin=FakeConnection,
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entry_point=None,
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obj=None))
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class EMCShareFrameworkTestCase(test.TestCase):
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@mock.patch('stevedore.extension.ExtensionManager',
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mock.Mock(return_value=FakeEMCExtensionManager()))
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def setUp(self):
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super(EMCShareFrameworkTestCase, self).setUp()
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self.configuration = conf.Configuration(None)
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self.configuration.append_config_values = mock.Mock(return_value=0)
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self.configuration.share_backend_name = FAKE_BACKEND
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self.mock_object(self.configuration, 'safe_get', self._fake_safe_get)
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self.mock_object(network, 'API')
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self.driver = emcdriver.EMCShareDriver(
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configuration=self.configuration)
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def test_driver_setup(self):
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FakeConnection.connect = mock.Mock()
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self.driver.do_setup(None)
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self.assertIsInstance(self.driver.plugin, FakeConnection,
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"Not an instance of FakeConnection")
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FakeConnection.connect.assert_called_with(self.driver, None)
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def test_update_share_stats(self):
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data = {}
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self.driver.plugin = mock.Mock()
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self.driver._update_share_stats()
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data["share_backend_name"] = FAKE_BACKEND
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data["driver_handles_share_servers"] = True
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data["vendor_name"] = 'EMC'
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data["driver_version"] = '1.0'
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data["storage_protocol"] = 'NFS_CIFS'
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data['total_capacity_gb'] = 'unknown'
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data['free_capacity_gb'] = 'unknown'
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data['reserved_percentage'] = 0
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data['qos'] = False
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data['pools'] = None
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data['snapshot_support'] = True
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self.assertEqual(data, self.driver._stats)
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def _fake_safe_get(self, value):
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if value in ['emc_share_backend', 'share_backend_name']:
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return FAKE_BACKEND
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elif value == 'driver_handles_share_servers':
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return True
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return None
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