616 lines
25 KiB
Python
616 lines
25 KiB
Python
# Copyright 2014 Cloudbase Solutions Srl
|
|
#
|
|
# 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 copy
|
|
import os
|
|
|
|
import mock
|
|
|
|
from cinder import exception
|
|
from cinder.image import image_utils
|
|
from cinder import test
|
|
from cinder.volume.drivers import smbfs
|
|
|
|
|
|
class SmbFsTestCase(test.TestCase):
|
|
|
|
_FAKE_SHARE = '//1.2.3.4/share1'
|
|
_FAKE_MNT_BASE = '/mnt'
|
|
_FAKE_VOLUME_NAME = 'volume-4f711859-4928-4cb7-801a-a50c37ceaccc'
|
|
_FAKE_TOTAL_SIZE = '2048'
|
|
_FAKE_TOTAL_AVAILABLE = '1024'
|
|
_FAKE_TOTAL_ALLOCATED = 1024
|
|
_FAKE_VOLUME = {'id': '4f711859-4928-4cb7-801a-a50c37ceaccc',
|
|
'size': 1,
|
|
'provider_location': _FAKE_SHARE,
|
|
'name': _FAKE_VOLUME_NAME,
|
|
'status': 'available'}
|
|
_FAKE_MNT_POINT = os.path.join(_FAKE_MNT_BASE, 'fake_hash')
|
|
_FAKE_VOLUME_PATH = os.path.join(_FAKE_MNT_POINT, _FAKE_VOLUME_NAME)
|
|
_FAKE_SNAPSHOT_ID = '5g811859-4928-4cb7-801a-a50c37ceacba'
|
|
_FAKE_SNAPSHOT = {'id': _FAKE_SNAPSHOT_ID,
|
|
'volume': _FAKE_VOLUME,
|
|
'status': 'available',
|
|
'volume_size': 1}
|
|
_FAKE_SNAPSHOT_PATH = (
|
|
_FAKE_VOLUME_PATH + '-snapshot' + _FAKE_SNAPSHOT_ID)
|
|
_FAKE_SHARE_OPTS = '-o username=Administrator,password=12345'
|
|
_FAKE_OPTIONS_DICT = {'username': 'Administrator',
|
|
'password': '12345'}
|
|
|
|
_FAKE_LISTDIR = [_FAKE_VOLUME_NAME, _FAKE_VOLUME_NAME + '.vhd',
|
|
_FAKE_VOLUME_NAME + '.vhdx', 'fake_folder']
|
|
_FAKE_SMBFS_CONFIG = mock.MagicMock()
|
|
_FAKE_SMBFS_CONFIG.smbfs_oversub_ratio = 2
|
|
_FAKE_SMBFS_CONFIG.smbfs_used_ratio = 0.5
|
|
_FAKE_SMBFS_CONFIG.smbfs_shares_config = '/fake/config/path'
|
|
_FAKE_SMBFS_CONFIG.smbfs_default_volume_format = 'raw'
|
|
_FAKE_SMBFS_CONFIG.smbfs_sparsed_volumes = False
|
|
|
|
def setUp(self):
|
|
super(SmbFsTestCase, self).setUp()
|
|
|
|
self._smbfs_driver = smbfs.SmbfsDriver(configuration=mock.Mock())
|
|
self._smbfs_driver._remotefsclient = mock.Mock()
|
|
self._smbfs_driver._local_volume_dir = mock.Mock(
|
|
return_value=self._FAKE_MNT_POINT)
|
|
self._smbfs_driver._execute = mock.Mock()
|
|
self._smbfs_driver.base = self._FAKE_MNT_BASE
|
|
|
|
def test_delete_volume(self):
|
|
drv = self._smbfs_driver
|
|
fake_vol_info = self._FAKE_VOLUME_PATH + '.info'
|
|
|
|
drv._ensure_share_mounted = mock.MagicMock()
|
|
fake_ensure_mounted = drv._ensure_share_mounted
|
|
|
|
drv._local_volume_dir = mock.Mock(
|
|
return_value=self._FAKE_MNT_POINT)
|
|
drv.get_active_image_from_info = mock.Mock(
|
|
return_value=self._FAKE_VOLUME_NAME)
|
|
drv._delete = mock.Mock()
|
|
drv._local_path_volume_info = mock.Mock(
|
|
return_value=fake_vol_info)
|
|
|
|
with mock.patch('os.path.exists', lambda x: True):
|
|
drv.delete_volume(self._FAKE_VOLUME)
|
|
|
|
fake_ensure_mounted.assert_called_once_with(self._FAKE_SHARE)
|
|
drv._delete.assert_any_call(
|
|
self._FAKE_VOLUME_PATH)
|
|
drv._delete.assert_any_call(fake_vol_info)
|
|
|
|
@mock.patch('os.path.exists')
|
|
@mock.patch.object(image_utils, 'check_qemu_img_version')
|
|
def _test_setup(self, mock_check_qemu_img_version,
|
|
mock_exists, config, share_config_exists=True):
|
|
mock_exists.return_value = share_config_exists
|
|
fake_ensure_mounted = mock.MagicMock()
|
|
self._smbfs_driver._ensure_shares_mounted = fake_ensure_mounted
|
|
self._smbfs_driver.configuration = config
|
|
|
|
if not (config.smbfs_shares_config and share_config_exists and
|
|
config.smbfs_oversub_ratio > 0 and
|
|
0 <= config.smbfs_used_ratio <= 1):
|
|
self.assertRaises(exception.SmbfsException,
|
|
self._smbfs_driver.do_setup,
|
|
None)
|
|
else:
|
|
self._smbfs_driver.do_setup(mock.sentinel.context)
|
|
mock_check_qemu_img_version.assert_called_once_with()
|
|
self.assertEqual({}, self._smbfs_driver.shares)
|
|
fake_ensure_mounted.assert_called_once_with()
|
|
|
|
def test_setup_missing_shares_config_option(self):
|
|
fake_config = copy.copy(self._FAKE_SMBFS_CONFIG)
|
|
fake_config.smbfs_shares_config = None
|
|
self._test_setup(config=fake_config,
|
|
share_config_exists=False)
|
|
|
|
def test_setup_missing_shares_config_file(self):
|
|
self._test_setup(config=self._FAKE_SMBFS_CONFIG,
|
|
share_config_exists=False)
|
|
|
|
def test_setup_invlid_oversub_ratio(self):
|
|
fake_config = copy.copy(self._FAKE_SMBFS_CONFIG)
|
|
fake_config.smbfs_oversub_ratio = -1
|
|
self._test_setup(config=fake_config)
|
|
|
|
def test_setup_invalid_used_ratio(self):
|
|
fake_config = copy.copy(self._FAKE_SMBFS_CONFIG)
|
|
fake_config.smbfs_used_ratio = -1
|
|
self._test_setup(config=fake_config)
|
|
|
|
def test_setup_invalid_used_ratio2(self):
|
|
fake_config = copy.copy(self._FAKE_SMBFS_CONFIG)
|
|
fake_config.smbfs_used_ratio = 1.1
|
|
self._test_setup(config=fake_config)
|
|
|
|
def _test_create_volume(self, volume_exists=False, volume_format=None):
|
|
fake_method = mock.MagicMock()
|
|
self._smbfs_driver.configuration = copy.copy(self._FAKE_SMBFS_CONFIG)
|
|
self._smbfs_driver._set_rw_permissions_for_all = mock.MagicMock()
|
|
fake_set_permissions = self._smbfs_driver._set_rw_permissions_for_all
|
|
self._smbfs_driver.get_volume_format = mock.MagicMock()
|
|
|
|
windows_image_format = False
|
|
fake_vol_path = self._FAKE_VOLUME_PATH
|
|
self._smbfs_driver.get_volume_format.return_value = volume_format
|
|
|
|
if volume_format:
|
|
if volume_format in ('vhd', 'vhdx'):
|
|
windows_image_format = volume_format
|
|
if volume_format == 'vhd':
|
|
windows_image_format = 'vpc'
|
|
method = '_create_windows_image'
|
|
fake_vol_path += '.' + volume_format
|
|
else:
|
|
method = '_create_%s_file' % volume_format
|
|
if volume_format == 'sparsed':
|
|
self._smbfs_driver.configuration.smbfs_sparsed_volumes = (
|
|
True)
|
|
else:
|
|
method = '_create_regular_file'
|
|
|
|
setattr(self._smbfs_driver, method, fake_method)
|
|
|
|
with mock.patch('os.path.exists', new=lambda x: volume_exists):
|
|
if volume_exists:
|
|
self.assertRaises(exception.InvalidVolume,
|
|
self._smbfs_driver._do_create_volume,
|
|
self._FAKE_VOLUME)
|
|
return
|
|
|
|
self._smbfs_driver._do_create_volume(self._FAKE_VOLUME)
|
|
if windows_image_format:
|
|
fake_method.assert_called_once_with(
|
|
fake_vol_path,
|
|
self._FAKE_VOLUME['size'],
|
|
windows_image_format)
|
|
else:
|
|
fake_method.assert_called_once_with(
|
|
fake_vol_path, self._FAKE_VOLUME['size'])
|
|
fake_set_permissions.assert_called_once_with(fake_vol_path)
|
|
|
|
def test_create_existing_volume(self):
|
|
self._test_create_volume(volume_exists=True)
|
|
|
|
def test_create_vhdx(self):
|
|
self._test_create_volume(volume_format='vhdx')
|
|
|
|
def test_create_qcow2(self):
|
|
self._test_create_volume(volume_format='qcow2')
|
|
|
|
def test_create_sparsed(self):
|
|
self._test_create_volume(volume_format='sparsed')
|
|
|
|
def test_create_regular(self):
|
|
self._test_create_volume()
|
|
|
|
def _test_find_share(self, existing_mounted_shares=True,
|
|
eligible_shares=True):
|
|
if existing_mounted_shares:
|
|
mounted_shares = ('fake_share1', 'fake_share2', 'fake_share3')
|
|
else:
|
|
mounted_shares = None
|
|
|
|
self._smbfs_driver._mounted_shares = mounted_shares
|
|
self._smbfs_driver._is_share_eligible = mock.Mock(
|
|
return_value=eligible_shares)
|
|
fake_capacity_info = ((2, 1, 5), (2, 1, 4), (2, 1, 1))
|
|
self._smbfs_driver._get_capacity_info = mock.Mock(
|
|
side_effect=fake_capacity_info)
|
|
|
|
if not mounted_shares:
|
|
self.assertRaises(exception.SmbfsNoSharesMounted,
|
|
self._smbfs_driver._find_share,
|
|
self._FAKE_VOLUME['size'])
|
|
elif not eligible_shares:
|
|
self.assertRaises(exception.SmbfsNoSuitableShareFound,
|
|
self._smbfs_driver._find_share,
|
|
self._FAKE_VOLUME['size'])
|
|
else:
|
|
ret_value = self._smbfs_driver._find_share(
|
|
self._FAKE_VOLUME['size'])
|
|
# The eligible share with the minimum allocated space
|
|
# will be selected
|
|
self.assertEqual('fake_share3', ret_value)
|
|
|
|
def test_find_share(self):
|
|
self._test_find_share()
|
|
|
|
def test_find_share_missing_mounted_shares(self):
|
|
self._test_find_share(existing_mounted_shares=False)
|
|
|
|
def test_find_share_missing_eligible_shares(self):
|
|
self._test_find_share(eligible_shares=False)
|
|
|
|
def _test_is_share_eligible(self, capacity_info, volume_size):
|
|
self._smbfs_driver._get_capacity_info = mock.Mock(
|
|
return_value=[float(x << 30) for x in capacity_info])
|
|
self._smbfs_driver.configuration = self._FAKE_SMBFS_CONFIG
|
|
return self._smbfs_driver._is_share_eligible(self._FAKE_SHARE,
|
|
volume_size)
|
|
|
|
def test_share_volume_above_used_ratio(self):
|
|
fake_capacity_info = (4, 1, 1)
|
|
fake_volume_size = 2
|
|
ret_value = self._test_is_share_eligible(fake_capacity_info,
|
|
fake_volume_size)
|
|
self.assertFalse(ret_value)
|
|
|
|
def test_eligible_share(self):
|
|
fake_capacity_info = (4, 4, 0)
|
|
fake_volume_size = 1
|
|
ret_value = self._test_is_share_eligible(fake_capacity_info,
|
|
fake_volume_size)
|
|
self.assertTrue(ret_value)
|
|
|
|
def test_share_volume_above_oversub_ratio(self):
|
|
fake_capacity_info = (4, 4, 7)
|
|
fake_volume_size = 2
|
|
ret_value = self._test_is_share_eligible(fake_capacity_info,
|
|
fake_volume_size)
|
|
self.assertFalse(ret_value)
|
|
|
|
def test_share_reserved_above_oversub_ratio(self):
|
|
fake_capacity_info = (4, 4, 10)
|
|
fake_volume_size = 1
|
|
ret_value = self._test_is_share_eligible(fake_capacity_info,
|
|
fake_volume_size)
|
|
self.assertFalse(ret_value)
|
|
|
|
def test_parse_options(self):
|
|
(opt_list,
|
|
opt_dict) = self._smbfs_driver.parse_options(
|
|
self._FAKE_SHARE_OPTS)
|
|
expected_ret = ([], self._FAKE_OPTIONS_DICT)
|
|
self.assertEqual(expected_ret, (opt_list, opt_dict))
|
|
|
|
def test_parse_credentials(self):
|
|
fake_smb_options = r'-o user=MyDomain\Administrator,noperm'
|
|
expected_flags = '-o username=Administrator,noperm'
|
|
flags = self._smbfs_driver.parse_credentials(fake_smb_options)
|
|
self.assertEqual(expected_flags, flags)
|
|
|
|
@mock.patch.object(smbfs.SmbfsDriver, '_get_local_volume_path_template')
|
|
@mock.patch.object(smbfs.SmbfsDriver, '_lookup_local_volume_path')
|
|
@mock.patch.object(smbfs.SmbfsDriver, 'get_volume_format')
|
|
def _test_get_volume_path(self, mock_get_volume_format, mock_lookup_volume,
|
|
mock_get_path_template, volume_exists=True,
|
|
volume_format='raw'):
|
|
drv = self._smbfs_driver
|
|
mock_get_path_template.return_value = self._FAKE_VOLUME_PATH
|
|
|
|
expected_vol_path = self._FAKE_VOLUME_PATH
|
|
if volume_format in (drv._DISK_FORMAT_VHD, drv._DISK_FORMAT_VHDX):
|
|
expected_vol_path += '.' + volume_format
|
|
|
|
mock_lookup_volume.return_value = (
|
|
expected_vol_path if volume_exists else None)
|
|
mock_get_volume_format.return_value = volume_format
|
|
|
|
ret_val = drv.local_path(self._FAKE_VOLUME)
|
|
|
|
if volume_exists:
|
|
self.assertFalse(mock_get_volume_format.called)
|
|
else:
|
|
mock_get_volume_format.assert_called_once_with(self._FAKE_VOLUME)
|
|
self.assertEqual(expected_vol_path, ret_val)
|
|
|
|
def test_get_existing_volume_path(self):
|
|
self._test_get_volume_path()
|
|
|
|
def test_get_new_raw_volume_path(self):
|
|
self._test_get_volume_path(volume_exists=False)
|
|
|
|
def test_get_new_vhd_volume_path(self):
|
|
self._test_get_volume_path(volume_exists=False, volume_format='vhd')
|
|
|
|
@mock.patch.object(smbfs.SmbfsDriver, '_local_volume_dir')
|
|
def test_get_local_volume_path_template(self, mock_get_local_dir):
|
|
mock_get_local_dir.return_value = self._FAKE_MNT_POINT
|
|
ret_val = self._smbfs_driver._get_local_volume_path_template(
|
|
self._FAKE_VOLUME)
|
|
self.assertEqual(self._FAKE_VOLUME_PATH, ret_val)
|
|
|
|
@mock.patch('os.path.exists')
|
|
def test_lookup_local_volume_path(self, mock_exists):
|
|
expected_path = self._FAKE_VOLUME_PATH + '.vhdx'
|
|
mock_exists.side_effect = lambda x: x == expected_path
|
|
|
|
ret_val = self._smbfs_driver._lookup_local_volume_path(
|
|
self._FAKE_VOLUME_PATH)
|
|
|
|
possible_paths = [self._FAKE_VOLUME_PATH + ext
|
|
for ext in ('', '.vhd', '.vhdx')]
|
|
mock_exists.assert_has_calls(
|
|
[mock.call(path) for path in possible_paths])
|
|
self.assertEqual(expected_path, ret_val)
|
|
|
|
@mock.patch.object(smbfs.SmbfsDriver, '_get_local_volume_path_template')
|
|
@mock.patch.object(smbfs.SmbfsDriver, '_lookup_local_volume_path')
|
|
@mock.patch.object(smbfs.SmbfsDriver, '_qemu_img_info')
|
|
@mock.patch.object(smbfs.SmbfsDriver, '_get_volume_format_spec')
|
|
def _mock_get_volume_format(self, mock_get_format_spec, mock_qemu_img_info,
|
|
mock_lookup_volume, mock_get_path_template,
|
|
qemu_format=False, volume_format='raw',
|
|
volume_exists=True):
|
|
mock_get_path_template.return_value = self._FAKE_VOLUME_PATH
|
|
mock_lookup_volume.return_value = (
|
|
self._FAKE_VOLUME_PATH if volume_exists else None)
|
|
|
|
mock_qemu_img_info.return_value.file_format = volume_format
|
|
mock_get_format_spec.return_value = volume_format
|
|
|
|
ret_val = self._smbfs_driver.get_volume_format(self._FAKE_VOLUME,
|
|
qemu_format)
|
|
|
|
if volume_exists:
|
|
mock_qemu_img_info.assert_called_once_with(self._FAKE_VOLUME_PATH,
|
|
self._FAKE_VOLUME_NAME)
|
|
self.assertFalse(mock_get_format_spec.called)
|
|
else:
|
|
mock_get_format_spec.assert_called_once_with(self._FAKE_VOLUME)
|
|
self.assertFalse(mock_qemu_img_info.called)
|
|
|
|
return ret_val
|
|
|
|
def test_get_existing_raw_volume_format(self):
|
|
fmt = self._mock_get_volume_format()
|
|
self.assertEqual('raw', fmt)
|
|
|
|
def test_get_new_vhd_volume_format(self):
|
|
expected_fmt = 'vhd'
|
|
fmt = self._mock_get_volume_format(volume_format=expected_fmt,
|
|
volume_exists=False)
|
|
self.assertEqual(expected_fmt, fmt)
|
|
|
|
def test_get_new_vhd_legacy_volume_format(self):
|
|
img_fmt = 'vhd'
|
|
expected_fmt = 'vpc'
|
|
ret_val = self._mock_get_volume_format(volume_format=img_fmt,
|
|
volume_exists=False,
|
|
qemu_format=True)
|
|
self.assertEqual(expected_fmt, ret_val)
|
|
|
|
def test_initialize_connection(self):
|
|
self._smbfs_driver.get_active_image_from_info = mock.Mock(
|
|
return_value=self._FAKE_VOLUME_NAME)
|
|
self._smbfs_driver._get_mount_point_base = mock.Mock(
|
|
return_value=self._FAKE_MNT_BASE)
|
|
self._smbfs_driver.shares = {self._FAKE_SHARE: self._FAKE_SHARE_OPTS}
|
|
self._smbfs_driver._qemu_img_info = mock.Mock(
|
|
return_value=mock.Mock(file_format='raw'))
|
|
|
|
fake_data = {'export': self._FAKE_SHARE,
|
|
'format': 'raw',
|
|
'name': self._FAKE_VOLUME_NAME,
|
|
'options': self._FAKE_SHARE_OPTS}
|
|
expected = {
|
|
'driver_volume_type': 'smbfs',
|
|
'data': fake_data,
|
|
'mount_point_base': self._FAKE_MNT_BASE}
|
|
ret_val = self._smbfs_driver.initialize_connection(
|
|
self._FAKE_VOLUME, None)
|
|
|
|
self.assertEqual(expected, ret_val)
|
|
|
|
def _test_extend_volume(self, extend_failed=False, image_format='raw'):
|
|
drv = self._smbfs_driver
|
|
|
|
drv.local_path = mock.Mock(
|
|
return_value=self._FAKE_VOLUME_PATH)
|
|
drv._check_extend_volume_support = mock.Mock(
|
|
return_value=True)
|
|
drv._is_file_size_equal = mock.Mock(
|
|
return_value=not extend_failed)
|
|
drv._qemu_img_info = mock.Mock(
|
|
return_value=mock.Mock(file_format=image_format))
|
|
drv._delete = mock.Mock()
|
|
|
|
with mock.patch.object(image_utils, 'resize_image') as fake_resize, \
|
|
mock.patch.object(image_utils, 'convert_image') as \
|
|
fake_convert:
|
|
if extend_failed:
|
|
self.assertRaises(exception.ExtendVolumeError,
|
|
drv._extend_volume,
|
|
self._FAKE_VOLUME, mock.sentinel.new_size)
|
|
else:
|
|
drv._extend_volume(
|
|
self._FAKE_VOLUME,
|
|
mock.sentinel.new_size)
|
|
if image_format in (drv._DISK_FORMAT_VHDX,
|
|
drv._DISK_FORMAT_VHD_LEGACY):
|
|
fake_tmp_path = self._FAKE_VOLUME_PATH + '.tmp'
|
|
fake_convert.assert_any_call(self._FAKE_VOLUME_PATH,
|
|
fake_tmp_path, 'raw')
|
|
fake_resize.assert_called_once_with(
|
|
fake_tmp_path, mock.sentinel.new_size)
|
|
fake_convert.assert_any_call(fake_tmp_path,
|
|
self._FAKE_VOLUME_PATH,
|
|
image_format)
|
|
else:
|
|
fake_resize.assert_called_once_with(
|
|
self._FAKE_VOLUME_PATH, mock.sentinel.new_size)
|
|
|
|
def test_extend_volume(self):
|
|
self._test_extend_volume()
|
|
|
|
def test_extend_volume_failed(self):
|
|
self._test_extend_volume(extend_failed=True)
|
|
|
|
def test_extend_vhd_volume(self):
|
|
self._test_extend_volume(image_format='vpc')
|
|
|
|
def _test_check_extend_support(self, has_snapshots=False,
|
|
is_eligible=True):
|
|
self._smbfs_driver.local_path = mock.Mock(
|
|
return_value=self._FAKE_VOLUME_PATH)
|
|
|
|
if has_snapshots:
|
|
active_file_path = self._FAKE_SNAPSHOT_PATH
|
|
else:
|
|
active_file_path = self._FAKE_VOLUME_PATH
|
|
|
|
self._smbfs_driver.get_active_image_from_info = mock.Mock(
|
|
return_value=active_file_path)
|
|
self._smbfs_driver._is_share_eligible = mock.Mock(
|
|
return_value=is_eligible)
|
|
|
|
if has_snapshots:
|
|
self.assertRaises(exception.InvalidVolume,
|
|
self._smbfs_driver._check_extend_volume_support,
|
|
self._FAKE_VOLUME, 2)
|
|
elif not is_eligible:
|
|
self.assertRaises(exception.ExtendVolumeError,
|
|
self._smbfs_driver._check_extend_volume_support,
|
|
self._FAKE_VOLUME, 2)
|
|
else:
|
|
self._smbfs_driver._check_extend_volume_support(
|
|
self._FAKE_VOLUME, 2)
|
|
self._smbfs_driver._is_share_eligible.assert_called_once_with(
|
|
self._FAKE_SHARE, 1)
|
|
|
|
def test_check_extend_support(self):
|
|
self._test_check_extend_support()
|
|
|
|
def test_check_extend_volume_with_snapshots(self):
|
|
self._test_check_extend_support(has_snapshots=True)
|
|
|
|
def test_check_extend_volume_uneligible_share(self):
|
|
self._test_check_extend_support(is_eligible=False)
|
|
|
|
def test_create_volume_from_in_use_snapshot(self):
|
|
fake_snapshot = {'status': 'in-use'}
|
|
self.assertRaises(
|
|
exception.InvalidSnapshot,
|
|
self._smbfs_driver.create_volume_from_snapshot,
|
|
self._FAKE_VOLUME, fake_snapshot)
|
|
|
|
def test_copy_volume_from_snapshot(self):
|
|
drv = self._smbfs_driver
|
|
|
|
fake_volume_info = {self._FAKE_SNAPSHOT_ID: 'fake_snapshot_file_name'}
|
|
fake_img_info = mock.MagicMock()
|
|
fake_img_info.backing_file = self._FAKE_VOLUME_NAME
|
|
|
|
drv.get_volume_format = mock.Mock(
|
|
return_value='raw')
|
|
drv._local_path_volume_info = mock.Mock(
|
|
return_value=self._FAKE_VOLUME_PATH + '.info')
|
|
drv._local_volume_dir = mock.Mock(
|
|
return_value=self._FAKE_MNT_POINT)
|
|
drv._read_info_file = mock.Mock(
|
|
return_value=fake_volume_info)
|
|
drv._qemu_img_info = mock.Mock(
|
|
return_value=fake_img_info)
|
|
drv.local_path = mock.Mock(
|
|
return_value=self._FAKE_VOLUME_PATH[:-1])
|
|
drv._extend_volume = mock.Mock()
|
|
drv._set_rw_permissions_for_all = mock.Mock()
|
|
|
|
with mock.patch.object(image_utils, 'convert_image') as (
|
|
fake_convert_image):
|
|
drv._copy_volume_from_snapshot(
|
|
self._FAKE_SNAPSHOT, self._FAKE_VOLUME,
|
|
self._FAKE_VOLUME['size'])
|
|
drv._extend_volume.assert_called_once_with(
|
|
self._FAKE_VOLUME, self._FAKE_VOLUME['size'])
|
|
fake_convert_image.assert_called_once_with(
|
|
self._FAKE_VOLUME_PATH, self._FAKE_VOLUME_PATH[:-1], 'raw')
|
|
|
|
def test_ensure_mounted(self):
|
|
self._smbfs_driver.shares = {self._FAKE_SHARE: self._FAKE_SHARE_OPTS}
|
|
|
|
self._smbfs_driver._ensure_share_mounted(self._FAKE_SHARE)
|
|
self._smbfs_driver._remotefsclient.mount.assert_called_once_with(
|
|
self._FAKE_SHARE, self._FAKE_SHARE_OPTS.split())
|
|
|
|
def _test_copy_image_to_volume(self, wrong_size_after_fetch=False):
|
|
drv = self._smbfs_driver
|
|
|
|
vol_size_bytes = self._FAKE_VOLUME['size'] << 30
|
|
|
|
fake_img_info = mock.MagicMock()
|
|
|
|
if wrong_size_after_fetch:
|
|
fake_img_info.virtual_size = 2 * vol_size_bytes
|
|
else:
|
|
fake_img_info.virtual_size = vol_size_bytes
|
|
|
|
drv.get_volume_format = mock.Mock(
|
|
return_value=drv._DISK_FORMAT_VHDX)
|
|
drv.local_path = mock.Mock(
|
|
return_value=self._FAKE_VOLUME_PATH)
|
|
drv._do_extend_volume = mock.Mock()
|
|
drv.configuration = mock.MagicMock()
|
|
drv.configuration.volume_dd_blocksize = (
|
|
mock.sentinel.block_size)
|
|
|
|
with mock.patch.object(image_utils, 'fetch_to_volume_format') as \
|
|
fake_fetch, mock.patch.object(image_utils, 'qemu_img_info') as \
|
|
fake_qemu_img_info:
|
|
|
|
fake_qemu_img_info.return_value = fake_img_info
|
|
|
|
if wrong_size_after_fetch:
|
|
self.assertRaises(
|
|
exception.ImageUnacceptable,
|
|
drv.copy_image_to_volume,
|
|
mock.sentinel.context, self._FAKE_VOLUME,
|
|
mock.sentinel.image_service,
|
|
mock.sentinel.image_id)
|
|
else:
|
|
drv.copy_image_to_volume(
|
|
mock.sentinel.context, self._FAKE_VOLUME,
|
|
mock.sentinel.image_service,
|
|
mock.sentinel.image_id)
|
|
fake_fetch.assert_called_once_with(
|
|
mock.sentinel.context, mock.sentinel.image_service,
|
|
mock.sentinel.image_id, self._FAKE_VOLUME_PATH,
|
|
drv._DISK_FORMAT_VHDX,
|
|
mock.sentinel.block_size)
|
|
drv._do_extend_volume.assert_called_once_with(
|
|
self._FAKE_VOLUME_PATH,
|
|
self._FAKE_VOLUME['size'],
|
|
self._FAKE_VOLUME['name'])
|
|
|
|
def test_copy_image_to_volume(self):
|
|
self._test_copy_image_to_volume()
|
|
|
|
def test_copy_image_to_volume_wrong_size_after_fetch(self):
|
|
self._test_copy_image_to_volume(wrong_size_after_fetch=True)
|
|
|
|
def test_get_capacity_info(self):
|
|
fake_block_size = 4096.0
|
|
fake_total_blocks = 1024
|
|
fake_avail_blocks = 512
|
|
fake_total_allocated = fake_total_blocks * fake_block_size
|
|
|
|
fake_df = ('%s %s %s' % (fake_block_size, fake_total_blocks,
|
|
fake_avail_blocks), None)
|
|
fake_du = (str(fake_total_allocated), None)
|
|
|
|
self._smbfs_driver._get_mount_point_for_share = mock.Mock(
|
|
return_value=self._FAKE_MNT_POINT)
|
|
self._smbfs_driver._execute = mock.Mock(
|
|
side_effect=(fake_df, fake_du))
|
|
|
|
ret_val = self._smbfs_driver._get_capacity_info(self._FAKE_SHARE)
|
|
expected = (fake_block_size * fake_total_blocks,
|
|
fake_block_size * fake_avail_blocks,
|
|
fake_total_allocated)
|
|
self.assertEqual(expected, ret_val)
|