os-brick/os_brick/tests/privileged/test_rootwrap.py

60 lines
2.5 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 oslo_concurrency import processutils as putils
from os_brick import privileged
from os_brick.privileged import rootwrap as priv_rootwrap
from os_brick.tests import base
class PrivRootwrapTestCase(base.TestCase):
def setUp(self):
super(PrivRootwrapTestCase, self).setUp()
# Bypass privsep and run these simple functions in-process
# (allows reading back the modified state of mocks)
privileged.default.set_client_mode(False)
self.addCleanup(privileged.default.set_client_mode, True)
@mock.patch('os_brick.privileged.rootwrap.execute_root')
@mock.patch('oslo_concurrency.processutils.execute')
def test_execute(self, mock_putils_exec, mock_exec_root):
priv_rootwrap.execute('echo', 'foo', run_as_root=False)
self.assertFalse(mock_exec_root.called)
priv_rootwrap.execute('echo', 'foo', run_as_root=True,
root_helper='baz', check_exit_code=0)
mock_exec_root.assert_called_once_with(
'echo', 'foo', check_exit_code=0)
@mock.patch('oslo_concurrency.processutils.execute')
def test_execute_root(self, mock_putils_exec):
priv_rootwrap.execute_root('echo', 'foo', check_exit_code=0)
mock_putils_exec.assert_called_once_with(
'echo', 'foo', check_exit_code=0, shell=False, run_as_root=False)
# Exact exception isn't particularly important, but these
# should be errors:
self.assertRaises(TypeError,
priv_rootwrap.execute_root, 'foo', shell=True)
self.assertRaises(TypeError,
priv_rootwrap.execute_root, 'foo', run_as_root=True)
@mock.patch('oslo_concurrency.processutils.execute',
side_effect=OSError(42, 'mock error'))
def test_oserror_raise(self, mock_putils_exec):
self.assertRaises(putils.ProcessExecutionError,
priv_rootwrap.execute, 'foo')