70f7d7f830
Part of bp:virt-driver-cleanup Make the xenapi driver consistent in naming as a driver instead of a connection. Change-Id: Ibb1485515ff073dd0265969fdcfbfc2665b93fb7
148 lines
5.4 KiB
Python
148 lines
5.4 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (c) 2010 Citrix Systems, Inc.
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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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"""Test suite for Xen Storage Manager Volume Driver."""
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import os
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from nova import context
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from nova import db
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from nova import exception
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from nova import flags
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from nova.openstack.common import log as logging
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from nova import test
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from nova.tests.xenapi import stubs
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from nova.virt.xenapi import driver as xenapi_conn
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from nova.virt.xenapi import fake as xenapi_fake
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from nova.virt.xenapi import volume_utils
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from nova.volume import xensm
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LOG = logging.getLogger(__name__)
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FLAGS = flags.FLAGS
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class XenSMTestCase(stubs.XenAPITestBase):
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"""Unit tests for Xen Storage Manager Volume operations."""
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def _get_sm_backend_params(self):
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config_params = ("name_label=testsmbackend "
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"server=localhost "
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"serverpath=/tmp/nfspath")
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params = dict(flavor_id=1,
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sr_uuid=None,
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sr_type='nfs',
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config_params=config_params)
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return params
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def setUp(self):
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super(XenSMTestCase, self).setUp()
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self.user_id = 'fake'
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self.project_id = 'fake'
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self.context = context.RequestContext(self.user_id, self.project_id)
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self.flags(connection_type='xenapi',
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xenapi_connection_url='http://test_url',
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xenapi_connection_username='test_user',
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xenapi_connection_password='test_pass')
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stubs.stubout_session(self.stubs, xenapi_fake.SessionBase)
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xenapi_fake.reset()
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self.driver = xensm.XenSMDriver()
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self.driver.db = db
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def _setup_step(self, ctxt):
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# Create a fake backend conf
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params = self._get_sm_backend_params()
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beconf = db.sm_backend_conf_create(ctxt,
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params)
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# Call setup, the one time operation that will create a backend SR
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self.driver.do_setup(ctxt)
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return beconf
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def test_do_setup(self):
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ctxt = context.get_admin_context()
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beconf = self._setup_step(ctxt)
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beconf = db.sm_backend_conf_get(ctxt, beconf['id'])
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self.assertIsInstance(beconf['sr_uuid'], basestring)
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def _create_volume(self, size=0):
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"""Create a volume object."""
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vol = {}
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vol['size'] = size
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vol['user_id'] = 'fake'
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vol['project_id'] = 'fake'
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vol['host'] = 'localhost'
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vol['availability_zone'] = FLAGS.storage_availability_zone
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vol['status'] = "creating"
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vol['attach_status'] = "detached"
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return db.volume_create(self.context, vol)
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def test_create_volume(self):
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ctxt = context.get_admin_context()
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beconf = self._setup_step(ctxt)
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volume = self._create_volume()
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self.assertNotRaises(None, self.driver.create_volume, volume)
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self.assertNotRaises(None,
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db.sm_volume_get,
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ctxt,
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volume['id'])
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def test_local_path(self):
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ctxt = context.get_admin_context()
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volume = self._create_volume()
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val = self.driver.local_path(volume)
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self.assertIsInstance(val, basestring)
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def test_delete_volume(self):
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ctxt = context.get_admin_context()
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beconf = self._setup_step(ctxt)
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volume = self._create_volume()
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self.driver.create_volume(volume)
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self.assertNotRaises(None, self.driver.delete_volume, volume)
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self.assertRaises(exception.NotFound,
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db.sm_volume_get,
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ctxt,
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volume['id'])
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def test_delete_volume_raises_notfound(self):
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ctxt = context.get_admin_context()
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beconf = self._setup_step(ctxt)
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self.assertRaises(exception.NotFound,
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self.driver.delete_volume,
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{'id': "FA15E-1D"})
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def _get_expected_conn(self, beconf, vol):
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expected = {}
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expected['volume_id'] = unicode(vol['id'])
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expected['flavor_id'] = beconf['flavor_id']
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expected['sr_uuid'] = unicode(beconf['sr_uuid'])
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expected['sr_type'] = unicode(beconf['sr_type'])
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return expected
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def test_initialize_connection(self):
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ctxt = context.get_admin_context()
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beconf = self._setup_step(ctxt)
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beconf = db.sm_backend_conf_get(ctxt, beconf['id'])
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volume = self._create_volume()
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self.driver.create_volume(volume)
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expected = self._get_expected_conn(beconf, volume)
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conn = self.driver.initialize_connection(volume, 'fakeConnector')
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res = {}
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for key in ['volume_id', 'flavor_id', 'sr_uuid', 'sr_type']:
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res[key] = conn['data'][key]
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self.assertDictMatch(expected, res)
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self.assertEqual(set(conn['data']['introduce_sr_keys']),
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set([u'sr_type', u'server', u'serverpath']))
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