d74e6dc103
If checksum and size provided in image meta data, fuel-agent will do checksum comparing to ensure that data written on disk and downloaded image are identical. Partially implements blueprint: ibp-image-checksums Depends on: Ia9c8325a2f71af2a1af2ad54a1ae414edf49a7c6 Change-Id: Id120848537cfc4ed908b9e524624855fb7308603
139 lines
6.1 KiB
Python
139 lines
6.1 KiB
Python
# Copyright 2011 Justin Santa Barbara
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# Copyright 2012 Hewlett-Packard Development Company, L.P.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import testtools
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import mock
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from oslo.config import cfg
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import requests
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import stevedore
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import urllib3
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from fuel_agent import errors
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from fuel_agent.utils import utils
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CONF = cfg.CONF
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class ExecuteTestCase(testtools.TestCase):
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"""This class is partly based on the same class in openstack/ironic."""
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def setUp(self):
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super(ExecuteTestCase, self).setUp()
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fake_driver = stevedore.extension.Extension('fake_driver', None, None,
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'fake_obj')
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self.drv_manager = stevedore.driver.DriverManager.make_test_instance(
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fake_driver)
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def test_parse_unit(self):
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self.assertEqual(utils.parse_unit('1.00m', 'm', ceil=True), 1)
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self.assertEqual(utils.parse_unit('1.00m', 'm', ceil=False), 1)
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self.assertEqual(utils.parse_unit('1.49m', 'm', ceil=True), 2)
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self.assertEqual(utils.parse_unit('1.49m', 'm', ceil=False), 1)
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self.assertEqual(utils.parse_unit('1.51m', 'm', ceil=True), 2)
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self.assertEqual(utils.parse_unit('1.51m', 'm', ceil=False), 1)
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self.assertRaises(ValueError, utils.parse_unit, '1.00m', 'MiB')
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self.assertRaises(ValueError, utils.parse_unit, '', 'MiB')
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def test_B2MiB(self):
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self.assertEqual(utils.B2MiB(1048575, ceil=False), 0)
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self.assertEqual(utils.B2MiB(1048576, ceil=False), 1)
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self.assertEqual(utils.B2MiB(1048575, ceil=True), 1)
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self.assertEqual(utils.B2MiB(1048576, ceil=True), 1)
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self.assertEqual(utils.B2MiB(1048577, ceil=True), 2)
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def test_check_exit_code_boolean(self):
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utils.execute('/usr/bin/env', 'false', check_exit_code=False)
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self.assertRaises(errors.ProcessExecutionError,
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utils.execute,
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'/usr/bin/env', 'false', check_exit_code=True)
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@mock.patch('stevedore.driver.DriverManager')
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def test_get_driver(self, mock_drv_manager):
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mock_drv_manager.return_value = self.drv_manager
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self.assertEqual('fake_obj', utils.get_driver('fake_driver'))
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@mock.patch('jinja2.Environment')
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@mock.patch('jinja2.FileSystemLoader')
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@mock.patch('six.moves.builtins.open')
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def test_render_and_save_fail(self, mock_open, mock_j_lo, mock_j_env):
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mock_open.side_effect = Exception('foo')
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self.assertRaises(errors.TemplateWriteError, utils.render_and_save,
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'fake_dir', 'fake_tmpl_name', 'fake_data',
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'fake_file_name')
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@mock.patch('jinja2.Environment')
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@mock.patch('jinja2.FileSystemLoader')
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@mock.patch('six.moves.builtins.open')
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def test_render_and_save_ok(self, mock_open, mock_j_lo, mock_j_env):
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mock_render = mock.Mock()
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mock_render.render.return_value = 'fake_data'
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mock_j_env.get_template.return_value = mock_render
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utils.render_and_save('fake_dir', 'fake_tmpl_name', 'fake_data',
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'fake_file_name')
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mock_open.assert_called_once_with('fake_file_name', 'w')
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def test_calculate_md5_ok(self):
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# calculated by 'printf %10000s | md5sum'
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with mock.patch('six.moves.builtins.open',
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mock.mock_open(read_data=' ' * 10000), create=True):
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self.assertEqual('f38898bb69bb02bccb9594dfe471c5c0',
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utils.calculate_md5('fake', 10000))
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self.assertEqual('6934d9d33cd2d0c005994e7d96d2e0d9',
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utils.calculate_md5('fake', 1000))
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self.assertEqual('1e68934346ee57858834a205017af8b7',
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utils.calculate_md5('fake', 100))
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self.assertEqual('41b394758330c83757856aa482c79977',
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utils.calculate_md5('fake', 10))
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self.assertEqual('7215ee9c7d9dc229d2921a40e899ec5f',
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utils.calculate_md5('fake', 1))
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self.assertEqual('d41d8cd98f00b204e9800998ecf8427e',
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utils.calculate_md5('fake', 0))
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@mock.patch.object(requests, 'get')
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def test_init_http_request_ok(self, mock_req):
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utils.init_http_request('fake_url')
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mock_req.assert_called_once_with(
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'fake_url', stream=True, timeout=CONF.http_request_timeout,
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headers={'Range': 'bytes=0-'})
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@mock.patch('time.sleep')
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@mock.patch.object(requests, 'get')
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def test_init_http_request_non_critical_errors(self, mock_req, mock_s):
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mock_ok = mock.Mock()
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mock_req.side_effect = [urllib3.exceptions.DecodeError(),
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urllib3.exceptions.ProxyError(),
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requests.exceptions.ConnectionError(),
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requests.exceptions.Timeout(),
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requests.exceptions.TooManyRedirects(),
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mock_ok]
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req_obj = utils.init_http_request('fake_url')
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self.assertEqual(mock_ok, req_obj)
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@mock.patch.object(requests, 'get')
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def test_init_http_request_wrong_http_status(self, mock_req):
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mock_fail = mock.Mock()
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mock_fail.raise_for_status.side_effect = KeyError()
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mock_req.return_value = mock_fail
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self.assertRaises(KeyError, utils.init_http_request, 'fake_url')
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@mock.patch('time.sleep')
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@mock.patch.object(requests, 'get')
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def test_init_http_request_max_retries_exceeded(self, mock_req, mock_s):
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mock_req.side_effect = requests.exceptions.ConnectionError()
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self.assertRaises(errors.HttpUrlConnectionError,
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utils.init_http_request, 'fake_url')
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