240 lines
10 KiB
Python
240 lines
10 KiB
Python
# (C) Copyright 2017 Mirantis, Inc.
|
|
#
|
|
# 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
|
|
import os
|
|
|
|
import ddt
|
|
|
|
from oslo_serialization import jsonutils as json
|
|
|
|
from freezer.engine.nova import nova
|
|
from freezer.tests import commons
|
|
|
|
|
|
class FakeServer(object):
|
|
def __init__(self, instance_id):
|
|
self.id = instance_id
|
|
|
|
|
|
class FakeContextManager(object):
|
|
def __init__(self, mock_file):
|
|
self.mock_file = mock_file
|
|
|
|
def __enter__(self):
|
|
return self.mock_file
|
|
|
|
def __exit__(self, *args):
|
|
pass
|
|
|
|
|
|
class TestNovaEngine(commons.FreezerBaseTestCase):
|
|
|
|
def setUp(self):
|
|
super(TestNovaEngine, self).setUp()
|
|
self.backup_opt = commons.BackupOpt1()
|
|
self.project_id = "test-project-id"
|
|
self.instance_names = ["instance-1", "instance-2", "instance-3"]
|
|
if self.instance_names:
|
|
self.instance_ids = [server for server in
|
|
self.instance_names
|
|
if server == self.backup_opt.nova_inst_name]
|
|
self.instance_ids = ["instance-id-1", "instance-id-2", "instance-id-3"]
|
|
|
|
self.instance_ids_str = json.dumps(self.instance_ids)
|
|
servers_list = [FakeServer(instance_id) for instance_id in
|
|
self.instance_ids]
|
|
|
|
self.mock_nova = mock.MagicMock()
|
|
self.mock_nova.servers.list = mock.Mock(return_value=servers_list)
|
|
self.backup_opt.client_manager = mock.MagicMock()
|
|
self.backup_opt.client_manager.get_nova.return_value = self.mock_nova
|
|
self.expected_backup_calls = [
|
|
mock.call(
|
|
backup_resource=inst_id,
|
|
hostname_backup_name=os.path.join(self.backup_opt.backup_name,
|
|
inst_id),
|
|
no_incremental=self.backup_opt.no_incremental,
|
|
max_level=self.backup_opt.max_level,
|
|
always_level=self.backup_opt.always_level,
|
|
restart_always_level=self.backup_opt.restart_always_level)
|
|
for inst_id in self.instance_ids]
|
|
self.expected_restore_calls = [
|
|
mock.call(
|
|
hostname_backup_name=os.path.join(self.backup_opt.backup_name,
|
|
inst_id),
|
|
restore_resource=inst_id,
|
|
overwrite=self.backup_opt.overwrite,
|
|
recent_to_date='test_timestamp')
|
|
for inst_id in self.instance_ids]
|
|
|
|
|
|
class TestNovaEngineSwiftStorage(TestNovaEngine):
|
|
def setUp(self):
|
|
super(TestNovaEngineSwiftStorage, self).setUp()
|
|
self.mock_swift_connection = mock.MagicMock()
|
|
self.mock_swift_connection.get_object.return_value = (
|
|
None, self.instance_ids_str)
|
|
self.mock_swift_connection.put_object = mock.MagicMock()
|
|
|
|
self.mock_swift_storage = mock.MagicMock()
|
|
self.mock_swift_storage._type = 'swift'
|
|
|
|
self.engine = nova.NovaEngine(self.mock_swift_storage)
|
|
self.engine.client = self.backup_opt.client_manager
|
|
self.engine.client.create_swift = mock.Mock(
|
|
return_value=self.mock_swift_connection)
|
|
self.engine.backup = mock.Mock()
|
|
self.engine.restore = mock.Mock()
|
|
self.engine.nova = self.mock_nova
|
|
|
|
def test_backup_nova_tenant_to_swift_storage(self):
|
|
self.engine.backup_nova_tenant(self.project_id,
|
|
self.backup_opt.backup_name,
|
|
self.backup_opt.no_incremental,
|
|
self.backup_opt.max_level,
|
|
self.backup_opt.always_level,
|
|
self.backup_opt.restart_always_level)
|
|
|
|
self.mock_nova.servers.list.assert_called_once_with(detailed=False)
|
|
self.engine.client.create_swift.assert_called_once()
|
|
self.mock_swift_connection.put_object.assert_called_with(
|
|
self.mock_swift_storage.storage_path,
|
|
"project_test-project-id",
|
|
self.instance_ids_str)
|
|
self.engine.backup.assert_has_calls(self.expected_backup_calls,
|
|
any_order=True)
|
|
|
|
def test_restore_nova_tenant_from_swift_storage(self):
|
|
self.engine.restore_nova_tenant(self.project_id,
|
|
self.backup_opt.backup_name,
|
|
self.backup_opt.overwrite,
|
|
'test_timestamp')
|
|
|
|
self.engine.client.create_swift.assert_called_once()
|
|
self.mock_swift_connection.get_object.assert_called_with(
|
|
self.mock_swift_storage.storage_path,
|
|
"project_test-project-id")
|
|
self.engine.restore.assert_has_calls(self.expected_restore_calls,
|
|
any_order=True)
|
|
|
|
|
|
@ddt.ddt
|
|
class TestNovaEngineFSLikeStorage(TestNovaEngine):
|
|
def setUp(self):
|
|
super(TestNovaEngineFSLikeStorage, self).setUp()
|
|
self.mock_file = mock.Mock()
|
|
self.mock_file.readline = mock.Mock(return_value=self.instance_ids_str)
|
|
self.mock_file.write = mock.Mock()
|
|
|
|
self.mock_fslike_storage = mock.MagicMock()
|
|
self.mock_fslike_storage.open = mock.Mock(
|
|
return_value=FakeContextManager(self.mock_file))
|
|
self.mock_fslike_storage.storage_path = 'test/storage/path'
|
|
self.local_backup_file = os.path.join(
|
|
self.mock_fslike_storage.storage_path,
|
|
"project_test-project-id")
|
|
|
|
self.engine = nova.NovaEngine(self.mock_fslike_storage)
|
|
self.engine.client = self.backup_opt.client_manager
|
|
self.engine.backup = mock.Mock()
|
|
self.engine.restore = mock.Mock()
|
|
self.engine.nova = self.mock_nova
|
|
|
|
@ddt.data('local', 'ssh')
|
|
def test_backup_nova_tenant_to_fslike_storage(self,
|
|
storage_type):
|
|
self.mock_fslike_storage._type = storage_type
|
|
self.engine.backup_nova_tenant(self.project_id,
|
|
self.backup_opt.backup_name,
|
|
self.backup_opt.no_incremental,
|
|
self.backup_opt.max_level,
|
|
self.backup_opt.always_level,
|
|
self.backup_opt.restart_always_level)
|
|
|
|
self.mock_nova.servers.list.assert_called_once_with(detailed=False)
|
|
self.mock_fslike_storage.open.assert_called_once_with(
|
|
self.local_backup_file,
|
|
'wb')
|
|
self.mock_file.write.assert_called_once_with(self.instance_ids_str)
|
|
self.engine.backup.assert_has_calls(self.expected_backup_calls,
|
|
any_order=True)
|
|
|
|
@ddt.data('local', 'ssh')
|
|
def test_restore_nova_tenant_from_fslike_storage(self,
|
|
storage_type):
|
|
self.mock_fslike_storage._type = storage_type
|
|
self.engine.restore_nova_tenant(self.project_id,
|
|
self.backup_opt.backup_name,
|
|
self.backup_opt.overwrite,
|
|
'test_timestamp')
|
|
|
|
self.mock_fslike_storage.open.assert_called_once_with(
|
|
self.local_backup_file,
|
|
'rb')
|
|
self.mock_file.readline.assert_called_once_with()
|
|
self.engine.restore.assert_has_calls(self.expected_restore_calls,
|
|
any_order=True)
|
|
|
|
|
|
class TestNovaEngineS3Storage(TestNovaEngine):
|
|
def setUp(self):
|
|
super(TestNovaEngineS3Storage, self).setUp()
|
|
self.mock_s3_storage = mock.MagicMock()
|
|
self.mock_s3_storage.get_object()['Body'].read.return_value \
|
|
= self.instance_ids_str
|
|
self.mock_s3_storage.put_object = mock.MagicMock()
|
|
self.mock_s3_storage.storage_path = 'test/storage/path'
|
|
|
|
self.mock_s3_storage._type = 's3'
|
|
|
|
self.engine = nova.NovaEngine(self.mock_s3_storage)
|
|
self.engine.client = self.backup_opt.client_manager
|
|
self.engine.backup = mock.Mock()
|
|
self.engine.restore = mock.Mock()
|
|
self.engine.nova = self.mock_nova
|
|
|
|
def test_backup_nova_tenant_to_s3_storage(self):
|
|
self.engine.backup_nova_tenant(self.project_id,
|
|
self.backup_opt.backup_name,
|
|
self.backup_opt.no_incremental,
|
|
self.backup_opt.max_level,
|
|
self.backup_opt.always_level,
|
|
self.backup_opt.restart_always_level)
|
|
|
|
self.mock_nova.servers.list.assert_called_once_with(detailed=False)
|
|
self.mock_s3_storage.put_object.assert_called_with(
|
|
bucket_name=self.mock_s3_storage.get_bucket_name(),
|
|
key="{0}/project_test-project-id".format(
|
|
self.mock_s3_storage.get_object_prefix()),
|
|
data=self.instance_ids_str
|
|
)
|
|
self.engine.backup.assert_has_calls(self.expected_backup_calls,
|
|
any_order=True)
|
|
|
|
def test_restore_nova_tenant_from_s3_storage(self):
|
|
self.engine.restore_nova_tenant(self.project_id,
|
|
self.backup_opt.backup_name,
|
|
self.backup_opt.overwrite,
|
|
'test_timestamp')
|
|
|
|
self.mock_s3_storage.get_object.assert_called_with(
|
|
bucket_name=self.mock_s3_storage.get_bucket_name(),
|
|
key="{0}/project_test-project-id".format(
|
|
self.mock_s3_storage.get_object_prefix()
|
|
)
|
|
)
|
|
self.engine.restore.assert_has_calls(self.expected_restore_calls,
|
|
any_order=True)
|