nova/nova/tests/unit/virt/libvirt/volume/test_iscsi.py

91 lines
3.8 KiB
Python

# 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 os_brick.initiator import connector
from nova.tests.unit.virt.libvirt.volume import test_volume
from nova.virt.libvirt.volume import iscsi
class LibvirtISCSIVolumeDriverTestCase(
test_volume.LibvirtISCSIVolumeBaseTestCase):
# TODO(mriedem): move this to os-brick
def test_iscsiadm_discover_parsing(self):
# Ensure that parsing iscsiadm discover ignores cruft.
targets = [
["192.168.204.82:3260,1",
("iqn.2010-10.org.openstack:volume-"
"f9b12623-6ce3-4dac-a71f-09ad4249bdd3")],
["192.168.204.82:3261,1",
("iqn.2010-10.org.openstack:volume-"
"f9b12623-6ce3-4dac-a71f-09ad4249bdd4")]]
# This slight wonkiness brought to you by pep8, as the actual
# example output runs about 97 chars wide.
sample_input = """Loading iscsi modules: done
Starting iSCSI initiator service: done
Setting up iSCSI targets: unused
%s %s
%s %s
""" % (targets[0][0], targets[0][1], targets[1][0], targets[1][1])
driver = iscsi.LibvirtISCSIVolumeDriver("none")
out = driver.connector._get_target_portals_from_iscsiadm_output(
sample_input)
self.assertEqual(targets, out)
def test_libvirt_iscsi_driver(self, transport=None):
libvirt_driver = iscsi.LibvirtISCSIVolumeDriver(self.fake_conn)
self.assertIsInstance(libvirt_driver.connector,
connector.ISCSIConnector)
# TODO(mriedem): move this to os-brick
def test_sanitize_log_run_iscsiadm(self):
# Tests that the parameters to the os-brick connector's
# _run_iscsiadm function are sanitized for passwords when logged.
def fake_debug(*args, **kwargs):
self.assertIn('node.session.auth.password', args[0])
self.assertNotIn('scrubme', args[0])
def fake_execute(*args, **kwargs):
return (None, None)
libvirt_driver = iscsi.LibvirtISCSIVolumeDriver(self.fake_conn)
libvirt_driver.connector.set_execute(fake_execute)
connection_info = self.iscsi_connection(self.vol, self.location,
self.iqn)
iscsi_properties = connection_info['data']
with mock.patch.object(connector.LOG, 'debug',
side_effect=fake_debug) as debug_mock:
libvirt_driver.connector._iscsiadm_update(
iscsi_properties, 'node.session.auth.password', 'scrubme')
# we don't care what the log message is, we just want to make sure
# our stub method is called which asserts the password is scrubbed
self.assertTrue(debug_mock.called)
def test_libvirt_iscsi_driver_get_config(self):
libvirt_driver = iscsi.LibvirtISCSIVolumeDriver(self.fake_conn)
device_path = '/dev/fake-dev'
connection_info = {'data': {'device_path': device_path}}
conf = libvirt_driver.get_config(connection_info, self.disk_info)
tree = conf.format_dom()
self.assertEqual('block', tree.get('type'))
self.assertEqual(device_path, tree.find('./source').get('dev'))
self.assertEqual('raw', tree.find('./driver').get('type'))
self.assertEqual('native', tree.find('./driver').get('io'))