110 lines
3.9 KiB
Python
110 lines
3.9 KiB
Python
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# Copyright 2018 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import json
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import os
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from unittest import mock
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import testtools
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from openstack.baremetal import configdrive
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class TestPopulateDirectory(testtools.TestCase):
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def _check(
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self, metadata, user_data=None, network_data=None, vendor_data=None
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):
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with configdrive.populate_directory(
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metadata,
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user_data=user_data,
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network_data=network_data,
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vendor_data=vendor_data,
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) as d:
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for version in ('2012-08-10', 'latest'):
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with open(
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os.path.join(d, 'openstack', version, 'meta_data.json')
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) as fp:
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actual_metadata = json.load(fp)
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self.assertEqual(metadata, actual_metadata)
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network_data_file = os.path.join(
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d, 'openstack', version, 'network_data.json'
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)
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user_data_file = os.path.join(
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d, 'openstack', version, 'user_data'
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)
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vendor_data_file = os.path.join(
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d, 'openstack', version, 'vendor_data2.json'
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)
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if network_data is None:
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self.assertFalse(os.path.exists(network_data_file))
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else:
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with open(network_data_file) as fp:
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self.assertEqual(network_data, json.load(fp))
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if vendor_data is None:
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self.assertFalse(os.path.exists(vendor_data_file))
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else:
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with open(vendor_data_file) as fp:
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self.assertEqual(vendor_data, json.load(fp))
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if user_data is None:
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self.assertFalse(os.path.exists(user_data_file))
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else:
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if isinstance(user_data, str):
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user_data = user_data.encode()
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with open(user_data_file, 'rb') as fp:
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self.assertEqual(user_data, fp.read())
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# Clean up in __exit__
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self.assertFalse(os.path.exists(d))
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def test_without_user_data(self):
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self._check({'foo': 42})
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def test_with_user_data(self):
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self._check({'foo': 42}, b'I am user data')
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def test_with_user_data_as_string(self):
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self._check({'foo': 42}, u'I am user data')
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def test_with_network_data(self):
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self._check({'foo': 42}, network_data={'networks': {}})
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def test_with_vendor_data(self):
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self._check({'foo': 42}, vendor_data={'foo': 'bar'})
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@mock.patch('subprocess.Popen', autospec=True)
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class TestPack(testtools.TestCase):
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def test_no_genisoimage(self, mock_popen):
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mock_popen.side_effect = OSError
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self.assertRaisesRegex(
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RuntimeError, "genisoimage", configdrive.pack, "/fake"
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)
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def test_genisoimage_fails(self, mock_popen):
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mock_popen.return_value.communicate.return_value = "", "BOOM"
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mock_popen.return_value.returncode = 1
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self.assertRaisesRegex(RuntimeError, "BOOM", configdrive.pack, "/fake")
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def test_success(self, mock_popen):
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mock_popen.return_value.communicate.return_value = "", ""
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mock_popen.return_value.returncode = 0
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result = configdrive.pack("/fake")
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# Make sure the result is string on all python versions
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self.assertIsInstance(result, str)
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