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# Copyright 2013 OpenStack Foundation
# 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 errno
import io
from unittest import mock
import sys
import uuid
from oslo_utils import units
from glance_store import exceptions
from glance_store.tests import base
from glance_store.tests.unit import test_cinder_base
from glance_store.tests.unit import test_store_capabilities
sys.modules['glance_store.common.fs_mount'] = mock.Mock()
from glance_store._drivers import cinder # noqa
class TestCinderStore(base.StoreBaseTest,
test_store_capabilities.TestStoreCapabilitiesChecking,
test_cinder_base.TestCinderStoreBase):
def setUp(self):
super(TestCinderStore, self).setUp()
self.store = cinder.Store(self.conf)
self.store.configure()
self.register_store_schemes(self.store, 'cinder')
self.store.READ_CHUNKSIZE = 4096
self.store.WRITE_CHUNKSIZE = 4096
fake_sc = [{u'endpoints': [{u'publicURL': u'http://foo/public_url'}],
u'endpoints_links': [],
u'name': u'cinder',
u'type': u'volumev3'}]
self.context = mock.MagicMock(service_catalog=fake_sc,
user_id='fake_user',
auth_token='fake_token',
project_id='fake_project')
self.hash_algo = 'sha256'
cinder._reset_cinder_session()
self.config(cinder_mount_point_base=None)
self.volume_id = str(uuid.uuid4())
specs = {'scheme': 'cinder',
'volume_id': self.volume_id}
self.location = cinder.StoreLocation(specs, self.conf)
def test_get_cinderclient_with_user_overriden(self):
self._test_get_cinderclient_with_user_overriden()
def test_get_cinderclient_with_user_overriden_and_region(self):
self._test_get_cinderclient_with_user_overriden_and_region()
def test_get_cinderclient_with_api_insecure(self):
self._test_get_cinderclient_with_api_insecure()
def test_get_cinderclient_with_ca_certificates(self):
self._test_get_cinderclient_with_ca_certificates()
def test_open_cinder_volume_multipath_enabled(self):
self.config(cinder_use_multipath=True)
self._test_open_cinder_volume('wb', 'rw', None,
multipath_supported=True)
def test_open_cinder_volume_multipath_disabled(self):
self.config(cinder_use_multipath=False)
self._test_open_cinder_volume('wb', 'rw', None,
multipath_supported=False)
def test_open_cinder_volume_enforce_multipath(self):
self.config(cinder_use_multipath=True)
self.config(cinder_enforce_multipath=True)
self._test_open_cinder_volume('wb', 'rw', None,
multipath_supported=True,
enforce_multipath=True)
def test_cinder_configure_add(self):
self.assertRaises(exceptions.BadStoreConfiguration,
self.store._check_context, None)
self.assertRaises(exceptions.BadStoreConfiguration,
self.store._check_context,
mock.MagicMock(service_catalog=None))
self.store._check_context(mock.MagicMock(service_catalog='fake'))
def test_cinder_get(self):
self._test_cinder_get()
def test_cinder_get_size(self):
self._test_cinder_get_size()
def test_cinder_get_size_with_metadata(self):
self._test_cinder_get_size_with_metadata()
def test_cinder_add(self):
fake_volume = mock.MagicMock(id=str(uuid.uuid4()),
status='available',
size=1)
volume_file = io.BytesIO()
self._test_cinder_add(fake_volume, volume_file)
def test_cinder_add_with_verifier(self):
fake_volume = mock.MagicMock(id=str(uuid.uuid4()),
status='available',
size=1)
volume_file = io.BytesIO()
verifier = mock.MagicMock()
self._test_cinder_add(fake_volume, volume_file, 1, verifier)
verifier.update.assert_called_with(b"*" * units.Ki)
def test_cinder_add_volume_full(self):
e = IOError()
volume_file = io.BytesIO()
e.errno = errno.ENOSPC
fake_volume = mock.MagicMock(id=str(uuid.uuid4()),
status='available',
size=1)
with mock.patch.object(volume_file, 'write', side_effect=e):
self.assertRaises(exceptions.StorageFull,
self._test_cinder_add, fake_volume, volume_file)
fake_volume.delete.assert_called_once_with()
def test_cinder_add_fail_resize(self):
volume_file = io.BytesIO()
fake_volume = mock.MagicMock(id=str(uuid.uuid4()),
status='available',
size=1)
self.assertRaises(exceptions.BackendException,
self._test_cinder_add, fake_volume, volume_file,
fail_resize=True)
fake_volume.delete.assert_called_once()
def test_cinder_add_extend(self):
self._test_cinder_add_extend()
def test_cinder_delete(self):
self._test_cinder_delete()
def test_set_url_prefix(self):
self.assertEqual('cinder://', self.store._url_prefix)
def test_configure_add_valid_type(self):
self.config(cinder_volume_type='some_type')
self._test_configure_add_valid_type()
def test_configure_add_invalid_type(self):
# setting cinder_volume_type to non-existent value will log a
# warning
self.config(cinder_volume_type='some_random_type')
self._test_configure_add_invalid_type()
def test_get_uri(self):
expected_uri = 'cinder://%s' % self.volume_id
self._test_get_uri(expected_uri)
def test_parse_uri_valid(self):
expected_uri = 'cinder://%s' % self.volume_id
self.location.parse_uri(expected_uri)
def test_parse_uri_invalid(self):
uri = 'cinder://%s' % 'fake_volume'
self._test_parse_uri_invalid(uri)
def test_get_root_helper(self):
self._test_get_root_helper()
def test_get_cinderclient_cinder_endpoint_template(self):
self._test_get_cinderclient_cinder_endpoint_template()
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