591 lines
22 KiB
Python
591 lines
22 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
|
|
# Copyright 2012 Josh Durgin
|
|
# 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 contextlib
|
|
import mox
|
|
import os
|
|
import tempfile
|
|
|
|
from cinder import db
|
|
from cinder import exception
|
|
from cinder.image import image_utils
|
|
from cinder.openstack.common import log as logging
|
|
from cinder.openstack.common import timeutils
|
|
from cinder import test
|
|
from cinder.tests.backup.fake_rados import mock_rados
|
|
from cinder.tests.backup.fake_rados import mock_rbd
|
|
from cinder.tests.image import fake as fake_image
|
|
from cinder.tests.test_volume import DriverTestCase
|
|
from cinder import units
|
|
from cinder.volume import configuration as conf
|
|
import cinder.volume.drivers.rbd as driver
|
|
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
CEPH_MON_DUMP = """dumped monmap epoch 1
|
|
{ "epoch": 1,
|
|
"fsid": "33630410-6d93-4d66-8e42-3b953cf194aa",
|
|
"modified": "2013-05-22 17:44:56.343618",
|
|
"created": "2013-05-22 17:44:56.343618",
|
|
"mons": [
|
|
{ "rank": 0,
|
|
"name": "a",
|
|
"addr": "[::1]:6789\/0"},
|
|
{ "rank": 1,
|
|
"name": "b",
|
|
"addr": "[::1]:6790\/0"},
|
|
{ "rank": 2,
|
|
"name": "c",
|
|
"addr": "[::1]:6791\/0"},
|
|
{ "rank": 3,
|
|
"name": "d",
|
|
"addr": "127.0.0.1:6792\/0"},
|
|
{ "rank": 4,
|
|
"name": "e",
|
|
"addr": "example.com:6791\/0"}],
|
|
"quorum": [
|
|
0,
|
|
1,
|
|
2]}
|
|
"""
|
|
|
|
|
|
class FakeImageService:
|
|
def download(self, context, image_id, path):
|
|
pass
|
|
|
|
|
|
class TestUtil(test.TestCase):
|
|
def test_ascii_str(self):
|
|
self.assertIsNone(driver.ascii_str(None))
|
|
self.assertEqual('foo', driver.ascii_str('foo'))
|
|
self.assertEqual('foo', driver.ascii_str(u'foo'))
|
|
self.assertRaises(UnicodeEncodeError,
|
|
driver.ascii_str, 'foo' + unichr(300))
|
|
|
|
|
|
class RBDTestCase(test.TestCase):
|
|
|
|
def setUp(self):
|
|
super(RBDTestCase, self).setUp()
|
|
|
|
def fake_execute(*args, **kwargs):
|
|
return '', ''
|
|
self.configuration = mox.MockObject(conf.Configuration)
|
|
self.configuration.volume_tmp_dir = None
|
|
self.configuration.rbd_pool = 'rbd'
|
|
self.configuration.rbd_ceph_conf = None
|
|
self.configuration.rbd_secret_uuid = None
|
|
self.configuration.rbd_user = None
|
|
self.configuration.append_config_values(mox.IgnoreArg())
|
|
|
|
self.rados = self.mox.CreateMockAnything()
|
|
self.rbd = self.mox.CreateMockAnything()
|
|
self.driver = driver.RBDDriver(execute=fake_execute,
|
|
configuration=self.configuration,
|
|
rados=self.rados,
|
|
rbd=self.rbd)
|
|
self.driver.set_initialized()
|
|
|
|
def test_create_volume(self):
|
|
name = u'volume-00000001'
|
|
size = 1
|
|
volume = dict(name=name, size=size)
|
|
mock_client = self.mox.CreateMockAnything()
|
|
self.mox.StubOutWithMock(driver, 'RADOSClient')
|
|
|
|
driver.RADOSClient(self.driver).AndReturn(mock_client)
|
|
mock_client.__enter__().AndReturn(mock_client)
|
|
self.rbd.RBD_FEATURE_LAYERING = 1
|
|
_mock_rbd = self.mox.CreateMockAnything()
|
|
self.rbd.RBD().AndReturn(_mock_rbd)
|
|
_mock_rbd.create(mox.IgnoreArg(), str(name), size * units.GiB,
|
|
old_format=False,
|
|
features=self.rbd.RBD_FEATURE_LAYERING)
|
|
mock_client.__exit__(None, None, None).AndReturn(None)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
self.driver.create_volume(volume)
|
|
|
|
def test_delete_volume(self):
|
|
name = u'volume-00000001'
|
|
volume = dict(name=name)
|
|
|
|
# Setup librbd stubs
|
|
self.stubs.Set(self.driver, 'rados', mock_rados)
|
|
self.stubs.Set(self.driver, 'rbd', mock_rbd)
|
|
|
|
class mock_client(object):
|
|
def __init__(self, *args, **kwargs):
|
|
self.ioctx = None
|
|
|
|
def __enter__(self, *args, **kwargs):
|
|
return self
|
|
|
|
def __exit__(self, type_, value, traceback):
|
|
pass
|
|
|
|
self.stubs.Set(driver, 'RADOSClient', mock_client)
|
|
|
|
self.stubs.Set(self.driver, '_get_backup_snaps',
|
|
lambda *args: None)
|
|
self.stubs.Set(self.driver.rbd.Image, 'list_snaps',
|
|
lambda *args: [])
|
|
self.stubs.Set(self.driver.rbd.Image, 'parent_info',
|
|
lambda *args: (None, None, None))
|
|
self.stubs.Set(self.driver.rbd.Image, 'unprotect_snap',
|
|
lambda *args: None)
|
|
|
|
self.driver.delete_volume(volume)
|
|
|
|
def test_create_snapshot(self):
|
|
vol_name = u'volume-00000001'
|
|
snap_name = u'snapshot-name'
|
|
snapshot = dict(volume_name=vol_name, name=snap_name)
|
|
mock_proxy = self.mox.CreateMockAnything()
|
|
self.mox.StubOutWithMock(driver, 'RBDVolumeProxy')
|
|
|
|
driver.RBDVolumeProxy(self.driver, vol_name) \
|
|
.AndReturn(mock_proxy)
|
|
mock_proxy.__enter__().AndReturn(mock_proxy)
|
|
mock_proxy.create_snap(str(snap_name))
|
|
self.rbd.RBD_FEATURE_LAYERING = 1
|
|
mock_proxy.protect_snap(str(snap_name))
|
|
mock_proxy.__exit__(None, None, None).AndReturn(None)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
self.driver.create_snapshot(snapshot)
|
|
|
|
def test_delete_snapshot(self):
|
|
vol_name = u'volume-00000001'
|
|
snap_name = u'snapshot-name'
|
|
snapshot = dict(volume_name=vol_name, name=snap_name)
|
|
mock_proxy = self.mox.CreateMockAnything()
|
|
self.mox.StubOutWithMock(driver, 'RBDVolumeProxy')
|
|
|
|
driver.RBDVolumeProxy(self.driver, vol_name) \
|
|
.AndReturn(mock_proxy)
|
|
mock_proxy.__enter__().AndReturn(mock_proxy)
|
|
self.rbd.RBD_FEATURE_LAYERING = 1
|
|
mock_proxy.unprotect_snap(str(snap_name))
|
|
mock_proxy.remove_snap(str(snap_name))
|
|
mock_proxy.__exit__(None, None, None).AndReturn(None)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
self.driver.delete_snapshot(snapshot)
|
|
|
|
def test_create_cloned_volume(self):
|
|
src_name = u'volume-00000001'
|
|
dst_name = u'volume-00000002'
|
|
|
|
# Setup librbd stubs
|
|
self.stubs.Set(self.driver, 'rados', mock_rados)
|
|
self.stubs.Set(self.driver, 'rbd', mock_rbd)
|
|
|
|
self.driver.rbd.RBD_FEATURE_LAYERING = 1
|
|
|
|
class mock_client(object):
|
|
def __init__(self, *args, **kwargs):
|
|
self.ioctx = None
|
|
|
|
def __enter__(self, *args, **kwargs):
|
|
return self
|
|
|
|
def __exit__(self, type_, value, traceback):
|
|
pass
|
|
|
|
self.stubs.Set(driver, 'RADOSClient', mock_client)
|
|
|
|
def mock_clone(*args, **kwargs):
|
|
pass
|
|
|
|
self.stubs.Set(self.driver.rbd.RBD, 'clone', mock_clone)
|
|
self.stubs.Set(self.driver.rbd.Image, 'list_snaps',
|
|
lambda *args: [{'name': 'snap1'}, {'name': 'snap2'}])
|
|
self.stubs.Set(self.driver.rbd.Image, 'parent_info',
|
|
lambda *args: (None, None, None))
|
|
self.stubs.Set(self.driver.rbd.Image, 'protect_snap',
|
|
lambda *args: None)
|
|
|
|
self.driver.create_cloned_volume(dict(name=dst_name),
|
|
dict(name=src_name))
|
|
|
|
def test_good_locations(self):
|
|
locations = ['rbd://fsid/pool/image/snap',
|
|
'rbd://%2F/%2F/%2F/%2F', ]
|
|
map(self.driver._parse_location, locations)
|
|
|
|
def test_bad_locations(self):
|
|
locations = ['rbd://image',
|
|
'http://path/to/somewhere/else',
|
|
'rbd://image/extra',
|
|
'rbd://image/',
|
|
'rbd://fsid/pool/image/',
|
|
'rbd://fsid/pool/image/snap/',
|
|
'rbd://///', ]
|
|
for loc in locations:
|
|
self.assertRaises(exception.ImageUnacceptable,
|
|
self.driver._parse_location,
|
|
loc)
|
|
self.assertFalse(self.driver._is_cloneable(loc))
|
|
|
|
def test_cloneable(self):
|
|
self.stubs.Set(self.driver, '_get_fsid', lambda: 'abc')
|
|
location = 'rbd://abc/pool/image/snap'
|
|
mock_proxy = self.mox.CreateMockAnything()
|
|
self.mox.StubOutWithMock(driver, 'RBDVolumeProxy')
|
|
|
|
driver.RBDVolumeProxy(self.driver, 'image',
|
|
pool='pool',
|
|
snapshot='snap',
|
|
read_only=True).AndReturn(mock_proxy)
|
|
mock_proxy.__enter__().AndReturn(mock_proxy)
|
|
mock_proxy.__exit__(None, None, None).AndReturn(None)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
self.assertTrue(self.driver._is_cloneable(location))
|
|
|
|
def test_uncloneable_different_fsid(self):
|
|
self.stubs.Set(self.driver, '_get_fsid', lambda: 'abc')
|
|
location = 'rbd://def/pool/image/snap'
|
|
self.assertFalse(self.driver._is_cloneable(location))
|
|
|
|
def test_uncloneable_unreadable(self):
|
|
self.stubs.Set(self.driver, '_get_fsid', lambda: 'abc')
|
|
location = 'rbd://abc/pool/image/snap'
|
|
self.stubs.Set(self.rbd, 'Error', test.TestingException)
|
|
self.mox.StubOutWithMock(driver, 'RBDVolumeProxy')
|
|
|
|
driver.RBDVolumeProxy(self.driver, 'image',
|
|
pool='pool',
|
|
snapshot='snap',
|
|
read_only=True).AndRaise(test.TestingException)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
self.assertFalse(self.driver._is_cloneable(location))
|
|
|
|
def _copy_image(self):
|
|
@contextlib.contextmanager
|
|
def fake_temp_file(dir):
|
|
class FakeTmp:
|
|
def __init__(self, name):
|
|
self.name = name
|
|
yield FakeTmp('test')
|
|
|
|
def fake_fetch_to_raw(ctx, image_service, image_id, path, size=None):
|
|
pass
|
|
|
|
self.stubs.Set(tempfile, 'NamedTemporaryFile', fake_temp_file)
|
|
self.stubs.Set(os.path, 'exists', lambda x: True)
|
|
self.stubs.Set(image_utils, 'fetch_to_raw', fake_fetch_to_raw)
|
|
self.stubs.Set(self.driver, 'delete_volume', lambda x: None)
|
|
self.stubs.Set(self.driver, '_resize', lambda x: None)
|
|
self.driver.copy_image_to_volume(None, {'name': 'test',
|
|
'size': 1},
|
|
FakeImageService(), None)
|
|
|
|
def test_copy_image_no_volume_tmp(self):
|
|
self.configuration.volume_tmp_dir = None
|
|
self._copy_image()
|
|
|
|
def test_copy_image_volume_tmp(self):
|
|
self.configuration.volume_tmp_dir = '/var/run/cinder/tmp'
|
|
self._copy_image()
|
|
|
|
def test_update_volume_stats(self):
|
|
self.stubs.Set(self.driver.configuration, 'safe_get', lambda x: 'RBD')
|
|
mock_client = self.mox.CreateMockAnything()
|
|
self.mox.StubOutWithMock(driver, 'RADOSClient')
|
|
|
|
driver.RADOSClient(self.driver).AndReturn(mock_client)
|
|
mock_client.__enter__().AndReturn(mock_client)
|
|
self.mox.StubOutWithMock(mock_client, 'cluster')
|
|
mock_client.cluster.get_cluster_stats().AndReturn(dict(
|
|
kb=1234567890,
|
|
kb_used=4567890,
|
|
kb_avail=1000000000,
|
|
num_objects=4683))
|
|
mock_client.__exit__(None, None, None).AndReturn(None)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
expected = dict(
|
|
volume_backend_name='RBD',
|
|
vendor_name='Open Source',
|
|
driver_version=self.driver.VERSION,
|
|
storage_protocol='ceph',
|
|
total_capacity_gb=1177,
|
|
free_capacity_gb=953,
|
|
reserved_percentage=0)
|
|
actual = self.driver.get_volume_stats(True)
|
|
self.assertDictMatch(expected, actual)
|
|
|
|
def test_update_volume_stats_error(self):
|
|
self.stubs.Set(self.driver.configuration, 'safe_get', lambda x: 'RBD')
|
|
mock_client = self.mox.CreateMockAnything()
|
|
self.mox.StubOutWithMock(driver, 'RADOSClient')
|
|
|
|
driver.RADOSClient(self.driver).AndReturn(mock_client)
|
|
mock_client.__enter__().AndReturn(mock_client)
|
|
self.mox.StubOutWithMock(mock_client, 'cluster')
|
|
self.stubs.Set(self.rados, 'Error', test.TestingException)
|
|
mock_client.cluster.get_cluster_stats().AndRaise(test.TestingException)
|
|
mock_client.__exit__(test.TestingException,
|
|
mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(None)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
expected = dict(
|
|
volume_backend_name='RBD',
|
|
vendor_name='Open Source',
|
|
driver_version=self.driver.VERSION,
|
|
storage_protocol='ceph',
|
|
total_capacity_gb='unknown',
|
|
free_capacity_gb='unknown',
|
|
reserved_percentage=0)
|
|
actual = self.driver.get_volume_stats(True)
|
|
self.assertDictMatch(expected, actual)
|
|
|
|
def test_get_mon_addrs(self):
|
|
self.stubs.Set(self.driver, '_execute',
|
|
lambda *a: (CEPH_MON_DUMP, ''))
|
|
hosts = ['::1', '::1', '::1', '127.0.0.1', 'example.com']
|
|
ports = ['6789', '6790', '6791', '6792', '6791']
|
|
self.assertEqual((hosts, ports), self.driver._get_mon_addrs())
|
|
|
|
def test_initialize_connection(self):
|
|
name = 'volume-00000001'
|
|
hosts = ['::1', '::1', '::1', '127.0.0.1', 'example.com']
|
|
ports = ['6789', '6790', '6791', '6792', '6791']
|
|
self.stubs.Set(self.driver, '_get_mon_addrs', lambda: (hosts, ports))
|
|
expected = {
|
|
'driver_volume_type': 'rbd',
|
|
'data': {
|
|
'name': '%s/%s' % (self.configuration.rbd_pool,
|
|
name),
|
|
'hosts': hosts,
|
|
'ports': ports,
|
|
'auth_enabled': False,
|
|
'auth_username': None,
|
|
'secret_type': 'ceph',
|
|
'secret_uuid': None, }
|
|
}
|
|
actual = self.driver.initialize_connection(dict(name=name), None)
|
|
self.assertDictMatch(expected, actual)
|
|
|
|
def test_clone(self):
|
|
name = u'volume-00000001'
|
|
volume = dict(name=name)
|
|
src_pool = u'images'
|
|
src_image = u'image-name'
|
|
src_snap = u'snapshot-name'
|
|
mock_src_client = self.mox.CreateMockAnything()
|
|
mock_dst_client = self.mox.CreateMockAnything()
|
|
mock_rbd = self.mox.CreateMockAnything()
|
|
self.mox.StubOutWithMock(driver, 'RADOSClient')
|
|
|
|
driver.RADOSClient(self.driver, src_pool).AndReturn(mock_src_client)
|
|
mock_src_client.__enter__().AndReturn(mock_src_client)
|
|
driver.RADOSClient(self.driver).AndReturn(mock_dst_client)
|
|
mock_dst_client.__enter__().AndReturn(mock_dst_client)
|
|
self.rbd.RBD_FEATURE_LAYERING = 1
|
|
self.rbd.RBD().AndReturn(mock_rbd)
|
|
mock_rbd.clone(mox.IgnoreArg(),
|
|
str(src_image),
|
|
str(src_snap),
|
|
mox.IgnoreArg(),
|
|
str(name),
|
|
features=self.rbd.RBD_FEATURE_LAYERING)
|
|
mock_dst_client.__exit__(None, None, None).AndReturn(None)
|
|
mock_src_client.__exit__(None, None, None).AndReturn(None)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
self.driver._clone(volume, src_pool, src_image, src_snap)
|
|
|
|
def test_extend_volume(self):
|
|
fake_name = u'volume-00000001'
|
|
fake_size = '20'
|
|
fake_vol = {'project_id': 'testprjid', 'name': fake_name,
|
|
'size': fake_size,
|
|
'id': 'a720b3c0-d1f0-11e1-9b23-0800200c9a66'}
|
|
|
|
self.mox.StubOutWithMock(self.driver, '_resize')
|
|
size = int(fake_size) * units.GiB
|
|
self.driver._resize(fake_vol, size=size)
|
|
|
|
self.mox.ReplayAll()
|
|
self.driver.extend_volume(fake_vol, fake_size)
|
|
|
|
self.mox.VerifyAll()
|
|
|
|
def test_rbd_volume_proxy_init(self):
|
|
name = u'volume-00000001'
|
|
snap = u'snapshot-name'
|
|
self.stubs.Set(self.driver, '_connect_to_rados',
|
|
lambda x: (None, None))
|
|
self.mox.StubOutWithMock(self.driver, '_disconnect_from_rados')
|
|
|
|
# no snapshot
|
|
self.rbd.Image(None, str(name), snapshot=None, read_only=False) \
|
|
.AndReturn(None)
|
|
# snapshot
|
|
self.rbd.Image(None, str(name), snapshot=str(snap), read_only=True) \
|
|
.AndReturn(None)
|
|
# error causes disconnect
|
|
self.stubs.Set(self.rbd, 'Error', test.TestingException)
|
|
self.rbd.Image(None, str(name), snapshot=None, read_only=False) \
|
|
.AndRaise(test.TestingException)
|
|
self.driver._disconnect_from_rados(None, None)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
driver.RBDVolumeProxy(self.driver, name)
|
|
driver.RBDVolumeProxy(self.driver, name, snapshot=snap, read_only=True)
|
|
self.assertRaises(test.TestingException,
|
|
driver.RBDVolumeProxy, self.driver, name)
|
|
|
|
def test_connect_to_rados(self):
|
|
mock_client = self.mox.CreateMockAnything()
|
|
mock_ioctx = self.mox.CreateMockAnything()
|
|
self.stubs.Set(self.rados, 'Error', test.TestingException)
|
|
|
|
# default configured pool
|
|
self.rados.Rados(rados_id=None, conffile=None).AndReturn(mock_client)
|
|
mock_client.connect()
|
|
mock_client.open_ioctx('rbd').AndReturn(mock_ioctx)
|
|
|
|
# different pool
|
|
self.rados.Rados(rados_id=None, conffile=None).AndReturn(mock_client)
|
|
mock_client.connect()
|
|
mock_client.open_ioctx('images').AndReturn(mock_ioctx)
|
|
|
|
# error
|
|
self.rados.Rados(rados_id=None, conffile=None).AndReturn(mock_client)
|
|
mock_client.connect()
|
|
mock_client.open_ioctx('rbd').AndRaise(test.TestingException)
|
|
mock_client.shutdown()
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
self.assertEqual((mock_client, mock_ioctx),
|
|
self.driver._connect_to_rados())
|
|
self.assertEqual((mock_client, mock_ioctx),
|
|
self.driver._connect_to_rados('images'))
|
|
self.assertRaises(test.TestingException, self.driver._connect_to_rados)
|
|
|
|
|
|
class ManagedRBDTestCase(DriverTestCase):
|
|
driver_name = "cinder.volume.drivers.rbd.RBDDriver"
|
|
|
|
def setUp(self):
|
|
super(ManagedRBDTestCase, self).setUp()
|
|
fake_image.stub_out_image_service(self.stubs)
|
|
self.volume.driver.set_initialized()
|
|
|
|
def _clone_volume_from_image(self, expected_status,
|
|
clone_works=True):
|
|
"""Try to clone a volume from an image, and check the status
|
|
afterwards.
|
|
"""
|
|
def fake_clone_image(volume, image_location, image_id):
|
|
return {'provider_location': None}, True
|
|
|
|
def fake_clone_error(volume, image_location, image_id):
|
|
raise exception.CinderException()
|
|
|
|
self.stubs.Set(self.volume.driver, '_is_cloneable', lambda x: True)
|
|
if clone_works:
|
|
self.stubs.Set(self.volume.driver, 'clone_image', fake_clone_image)
|
|
else:
|
|
self.stubs.Set(self.volume.driver, 'clone_image', fake_clone_error)
|
|
|
|
image_id = 'c905cedb-7281-47e4-8a62-f26bc5fc4c77'
|
|
volume_id = 1
|
|
# creating volume testdata
|
|
db.volume_create(self.context,
|
|
{'id': volume_id,
|
|
'updated_at': timeutils.utcnow(),
|
|
'display_description': 'Test Desc',
|
|
'size': 20,
|
|
'status': 'creating',
|
|
'instance_uuid': None,
|
|
'host': 'dummy'})
|
|
try:
|
|
if clone_works:
|
|
self.volume.create_volume(self.context,
|
|
volume_id,
|
|
image_id=image_id)
|
|
else:
|
|
self.assertRaises(exception.CinderException,
|
|
self.volume.create_volume,
|
|
self.context,
|
|
volume_id,
|
|
image_id=image_id)
|
|
|
|
volume = db.volume_get(self.context, volume_id)
|
|
self.assertEqual(volume['status'], expected_status)
|
|
finally:
|
|
# cleanup
|
|
db.volume_destroy(self.context, volume_id)
|
|
|
|
def test_create_vol_from_image_status_available(self):
|
|
"""Verify that before cloning, an image is in the available state."""
|
|
self._clone_volume_from_image('available', True)
|
|
|
|
def test_create_vol_from_image_status_error(self):
|
|
"""Verify that before cloning, an image is in the available state."""
|
|
self._clone_volume_from_image('error', False)
|
|
|
|
def test_clone_image(self):
|
|
# Test Failure Case(s)
|
|
expected = ({}, False)
|
|
|
|
self.stubs.Set(self.volume.driver, '_is_cloneable', lambda x: False)
|
|
image_loc = (object(), object())
|
|
actual = self.volume.driver.clone_image(object(), image_loc, object())
|
|
self.assertEqual(expected, actual)
|
|
|
|
self.stubs.Set(self.volume.driver, '_is_cloneable', lambda x: True)
|
|
self.assertEqual(expected,
|
|
self.volume.driver.clone_image(object(), None, None))
|
|
|
|
# Test Success Case(s)
|
|
expected = ({'provider_location': None}, True)
|
|
|
|
self.stubs.Set(self.volume.driver, '_parse_location',
|
|
lambda x: ('a', 'b', 'c', 'd'))
|
|
|
|
self.stubs.Set(self.volume.driver, '_clone', lambda *args: None)
|
|
self.stubs.Set(self.volume.driver, '_resize', lambda *args: None)
|
|
actual = self.volume.driver.clone_image(object(), image_loc, object())
|
|
self.assertEqual(expected, actual)
|
|
|
|
def test_clone_success(self):
|
|
self.stubs.Set(self.volume.driver, '_is_cloneable', lambda x: True)
|
|
self.stubs.Set(self.volume.driver, 'clone_image', lambda a, b, c: True)
|
|
image_id = 'c905cedb-7281-47e4-8a62-f26bc5fc4c77'
|
|
self.assertTrue(self.volume.driver.clone_image({}, image_id, image_id))
|