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# Copyright 2013 Hewlett-Packard Development Company, L.P.
#
# 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 builtins
from http import client as http_client
import io
from unittest import mock
from oslo_config import cfg
from swiftclient import client as swift_client
from swiftclient import exceptions as swift_exception
from swiftclient import utils as swift_utils
from ironic.common import exception
from ironic.common import swift
from ironic.tests import base
CONF = cfg.CONF
@mock.patch.object(swift, 'get_swift_session', autospec=True,
return_value=mock.Mock(verify=False, cert=('spam', 'ham'),
timeout=42))
@mock.patch.object(swift_client, 'Connection', autospec=True)
class SwiftTestCase(base.TestCase):
def setUp(self):
super(SwiftTestCase, self).setUp()
self.swift_exception = swift_exception.ClientException('', '')
def test___init__(self, connection_mock, keystone_mock):
"""Check if client is properly initialized with swift"""
self.config(group='swift',
endpoint_override='http://example.com/objects')
swift.SwiftAPI()
connection_mock.assert_called_once_with(
retries=2,
session=keystone_mock.return_value,
timeout=42,
insecure=True,
cert='spam',
cert_key='ham',
os_options={'object_storage_url': 'http://example.com/objects'}
)
@mock.patch.object(builtins, 'open', autospec=True)
def test_create_object(self, open_mock, connection_mock, keystone_mock):
swiftapi = swift.SwiftAPI()
connection_obj_mock = connection_mock.return_value
mock_file_handle = mock.MagicMock(spec=io.BytesIO)
mock_file_handle.__enter__.return_value = 'file-object'
open_mock.return_value = mock_file_handle
connection_obj_mock.put_object.return_value = 'object-uuid'
object_uuid = swiftapi.create_object('container', 'object',
'some-file-location')
connection_obj_mock.put_container.assert_called_once_with('container')
connection_obj_mock.put_object.assert_called_once_with(
'container', 'object', 'file-object', headers=None)
self.assertEqual('object-uuid', object_uuid)
@mock.patch.object(builtins, 'open', autospec=True)
def test_create_object_create_container_fails(self, open_mock,
connection_mock,
keystone_mock):
swiftapi = swift.SwiftAPI()
connection_obj_mock = connection_mock.return_value
connection_obj_mock.put_container.side_effect = self.swift_exception
self.assertRaises(exception.SwiftOperationError,
swiftapi.create_object, 'container',
'object', 'some-file-location')
connection_obj_mock.put_container.assert_called_once_with('container')
self.assertFalse(connection_obj_mock.put_object.called)
@mock.patch.object(builtins, 'open', autospec=True)
def test_create_object_put_object_fails(self, open_mock, connection_mock,
keystone_mock):
swiftapi = swift.SwiftAPI()
mock_file_handle = mock.MagicMock(spec=io.BytesIO)
mock_file_handle.__enter__.return_value = 'file-object'
open_mock.return_value = mock_file_handle
connection_obj_mock = connection_mock.return_value
connection_obj_mock.head_account.side_effect = None
connection_obj_mock.put_object.side_effect = self.swift_exception
self.assertRaises(exception.SwiftOperationError,
swiftapi.create_object, 'container',
'object', 'some-file-location')
connection_obj_mock.put_container.assert_called_once_with('container')
connection_obj_mock.put_object.assert_called_once_with(
'container', 'object', 'file-object', headers=None)
@mock.patch.object(swift_utils, 'generate_temp_url', autospec=True)
def test_get_temp_url(self, gen_temp_url_mock, connection_mock,
keystone_mock):
swiftapi = swift.SwiftAPI()
connection_obj_mock = connection_mock.return_value
connection_obj_mock.url = 'http://host/v1/AUTH_tenant_id'
head_ret_val = {'x-account-meta-temp-url-key': 'secretkey'}
connection_obj_mock.head_account.return_value = head_ret_val
gen_temp_url_mock.return_value = 'temp-url-path'
temp_url_returned = swiftapi.get_temp_url('container', 'object', 10)
connection_obj_mock.head_account.assert_called_once_with()
object_path_expected = '/v1/AUTH_tenant_id/container/object'
gen_temp_url_mock.assert_called_once_with(object_path_expected, 10,
'secretkey', 'GET')
self.assertEqual('http://host/temp-url-path', temp_url_returned)
def test_delete_object(self, connection_mock, keystone_mock):
swiftapi = swift.SwiftAPI()
connection_obj_mock = connection_mock.return_value
swiftapi.delete_object('container', 'object')
connection_obj_mock.delete_object.assert_called_once_with('container',
'object')
def test_delete_object_exc_resource_not_found(self, connection_mock,
keystone_mock):
swiftapi = swift.SwiftAPI()
exc = swift_exception.ClientException(
"Resource not found", http_status=http_client.NOT_FOUND)
connection_obj_mock = connection_mock.return_value
connection_obj_mock.delete_object.side_effect = exc
self.assertRaises(exception.SwiftObjectNotFoundError,
swiftapi.delete_object, 'container', 'object')
connection_obj_mock.delete_object.assert_called_once_with('container',
'object')
def test_delete_object_exc(self, connection_mock, keystone_mock):
swiftapi = swift.SwiftAPI()
exc = swift_exception.ClientException("Operation error")
connection_obj_mock = connection_mock.return_value
connection_obj_mock.delete_object.side_effect = exc
self.assertRaises(exception.SwiftOperationError,
swiftapi.delete_object, 'container', 'object')
connection_obj_mock.delete_object.assert_called_once_with('container',
'object')
def test_head_object(self, connection_mock, keystone_mock):
swiftapi = swift.SwiftAPI()
connection_obj_mock = connection_mock.return_value
expected_head_result = {'a': 'b'}
connection_obj_mock.head_object.return_value = expected_head_result
actual_head_result = swiftapi.head_object('container', 'object')
connection_obj_mock.head_object.assert_called_once_with('container',
'object')
self.assertEqual(expected_head_result, actual_head_result)
def test_update_object_meta(self, connection_mock, keystone_mock):
swiftapi = swift.SwiftAPI()
connection_obj_mock = connection_mock.return_value
headers = {'a': 'b'}
swiftapi.update_object_meta('container', 'object', headers)
connection_obj_mock.post_object.assert_called_once_with(
'container', 'object', headers)
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