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# Copyright 2014 Cloudbase Solutions Srl
# 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 mock
from oslo_concurrency import processutils
from nova import test
from nova.virt.libvirt.volume import remotefs
class RemoteFSTestCase(test.NoDBTestCase):
"""Remote filesystem operations test case."""
@mock.patch('oslo_utils.fileutils.ensure_tree')
@mock.patch('nova.privsep.fs.mount')
def _test_mount_share(self, mock_mount, mock_ensure_tree,
already_mounted=False):
if already_mounted:
err_msg = 'Device or resource busy'
mock_mount.side_effect = [
None, processutils.ProcessExecutionError(err_msg)]
remotefs.mount_share(
mock.sentinel.mount_path, mock.sentinel.export_path,
mock.sentinel.export_type,
options=[mock.sentinel.mount_options])
mock_ensure_tree.assert_any_call(mock.sentinel.mount_path)
mock_mount.assert_has_calls(
[mock.call(mock.sentinel.export_type,
mock.sentinel.export_path,
mock.sentinel.mount_path,
[mock.sentinel.mount_options])])
def test_mount_new_share(self):
self._test_mount_share()
def test_mount_already_mounted_share(self):
self._test_mount_share(already_mounted=True)
@mock.patch('nova.privsep.fs.umount')
def test_unmount_share(self, mock_umount):
remotefs.unmount_share(
mock.sentinel.mount_path, mock.sentinel.export_path)
mock_umount.assert_has_calls(
[mock.call(mock.sentinel.mount_path)])
@mock.patch('oslo_concurrency.processutils.execute')
def test_remove_remote_file_rsync(self, mock_execute):
remotefs.RsyncDriver().remove_file('host', 'dest', None, None)
rsync_call_args = mock.call('rsync', '--archive',
'--delete', '--include',
'dest', '--exclude', '*',
mock.ANY, 'host:',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[0], rsync_call_args)
self.assertEqual(1, mock_execute.call_count)
@mock.patch('nova.utils.ssh_execute')
def test_remove_remote_file_ssh(self, mock_ssh_execute):
remotefs.SshDriver().remove_file('host', 'dest', None, None)
mock_ssh_execute.assert_called_once_with(
'host', 'rm', 'dest',
on_completion=None, on_execute=None)
@mock.patch('oslo_concurrency.processutils.execute')
def test_remove_remote_dir_rsync(self, mock_execute):
remotefs.RsyncDriver().remove_dir('host', 'dest', None, None)
rsync_call_args = mock.call('rsync', '--archive',
'--delete-excluded', mock.ANY,
'host:dest',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[0], rsync_call_args)
rsync_call_args = mock.call('rsync', '--archive',
'--delete', '--include',
'dest', '--exclude', '*',
mock.ANY, 'host:',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[1], rsync_call_args)
self.assertEqual(2, mock_execute.call_count)
@mock.patch('nova.utils.ssh_execute')
def test_remove_remote_dir_ssh(self, mock_ssh_execute):
remotefs.SshDriver().remove_dir('host', 'dest', None, None)
mock_ssh_execute.assert_called_once_with(
'host', 'rm', '-rf', 'dest', on_completion=None,
on_execute=None)
@mock.patch('oslo_concurrency.processutils.execute')
def test_create_remote_file_rsync(self, mock_execute):
remotefs.RsyncDriver().create_file('host', 'dest_dir', None, None)
mkdir_call_args = mock.call('mkdir', '-p', mock.ANY,
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[0], mkdir_call_args)
touch_call_args = mock.call('touch', mock.ANY,
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[1], touch_call_args)
rsync_call_args = mock.call('rsync', '--archive', '--relative',
'--no-implied-dirs',
mock.ANY, 'host:/',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[2], rsync_call_args)
self.assertEqual(3, mock_execute.call_count)
@mock.patch('nova.utils.ssh_execute')
def test_create_remote_file_ssh(self, mock_ssh_execute):
remotefs.SshDriver().create_file('host', 'dest_dir', None, None)
mock_ssh_execute.assert_called_once_with('host', 'touch',
'dest_dir',
on_completion=None,
on_execute=None)
@mock.patch('oslo_concurrency.processutils.execute')
def test_create_remote_dir_rsync(self, mock_execute):
remotefs.RsyncDriver().create_dir('host', 'dest_dir', None, None)
mkdir_call_args = mock.call('mkdir', '-p', mock.ANY,
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[0], mkdir_call_args)
rsync_call_args = mock.call('rsync', '--archive', '--relative',
'--no-implied-dirs',
mock.ANY, 'host:/',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[1], rsync_call_args)
self.assertEqual(2, mock_execute.call_count)
@mock.patch('nova.utils.ssh_execute')
def test_create_remote_dir_ssh(self, mock_ssh_execute):
remotefs.SshDriver().create_dir('host', 'dest_dir', None, None)
mock_ssh_execute.assert_called_once_with('host', 'mkdir',
'-p', 'dest_dir',
on_completion=None,
on_execute=None)
@mock.patch('oslo_concurrency.processutils.execute')
def test_remote_copy_file_rsync(self, mock_execute):
remotefs.RsyncDriver().copy_file('1.2.3.4:/home/star_wars',
'/home/favourite', None, None,
compression=True)
mock_execute.assert_called_once_with('rsync', '-r', '--sparse',
'1.2.3.4:/home/star_wars',
'/home/favourite',
'--compress',
on_completion=None,
on_execute=None)
@mock.patch('oslo_concurrency.processutils.execute')
def test_remote_copy_file_rsync_without_compression(self, mock_execute):
remotefs.RsyncDriver().copy_file('1.2.3.4:/home/star_wars',
'/home/favourite', None, None,
compression=False)
mock_execute.assert_called_once_with('rsync', '-r', '--sparse',
'1.2.3.4:/home/star_wars',
'/home/favourite',
on_completion=None,
on_execute=None)
@mock.patch('oslo_concurrency.processutils.execute')
def test_remote_copy_file_ssh(self, mock_execute):
remotefs.SshDriver().copy_file('1.2.3.4:/home/SpaceOdyssey',
'/home/favourite', None, None, True)
mock_execute.assert_called_once_with('scp', '-C', '-r',
'1.2.3.4:/home/SpaceOdyssey',
'/home/favourite',
on_completion=None,
on_execute=None)
@mock.patch('oslo_concurrency.processutils.execute')
def test_remote_copy_file_ssh__without_compression(self, mock_execute):
remotefs.SshDriver().copy_file('1.2.3.4:/home/SpaceOdyssey',
'/home/favourite', None, None, False)
mock_execute.assert_called_once_with('scp', '-r',
'1.2.3.4:/home/SpaceOdyssey',
'/home/favourite',
on_completion=None,
on_execute=None)
def test_rsync_driver_ipv6(self):
with mock.patch(
'oslo_concurrency.processutils.execute') as mock_execute:
remotefs.RsyncDriver().create_file('2600::', 'dest_dir', None,
None)
rsync_call_args = mock.call('rsync', '--archive', '--relative',
'--no-implied-dirs',
mock.ANY, '[2600::]:/',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[2], rsync_call_args)
with mock.patch(
'oslo_concurrency.processutils.execute') as mock_execute:
remotefs.RsyncDriver().create_dir('2600::', 'dest_dir', None, None)
rsync_call_args = mock.call('rsync', '--archive', '--relative',
'--no-implied-dirs',
mock.ANY, '[2600::]:/',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[1], rsync_call_args)
with mock.patch(
'oslo_concurrency.processutils.execute') as mock_execute:
remotefs.RsyncDriver().remove_file('2600::', 'dest', None, None)
rsync_call_args = mock.call('rsync', '--archive',
'--delete', '--include',
'dest', '--exclude', '*',
mock.ANY, '[2600::]:',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[0], rsync_call_args)
with mock.patch(
'oslo_concurrency.processutils.execute') as mock_execute:
remotefs.RsyncDriver().remove_dir('2600::', 'dest', None, None)
rsync_call_args = mock.call('rsync', '--archive',
'--delete-excluded', mock.ANY,
'[2600::]:dest',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[0], rsync_call_args)
rsync_call_args = mock.call('rsync', '--archive',
'--delete', '--include',
'dest', '--exclude', '*',
mock.ANY, '[2600::]:',
on_completion=None, on_execute=None)
self.assertEqual(mock_execute.mock_calls[1], rsync_call_args)
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