7078b58038
This patch removes all the duplicated code blocks related to HTTP requests, improves the way that the exceptions are handled and adds a new base class for all the metadata providers which use HTTP(S) protocol in order to serve information. Change-Id: Ib36b0cf592310bb1e6cc4aec4fc2b9b5f29f1759 Co-Authored-By: Alexandru Tudose <atudose@cloudbasesolutions.com>
91 lines
3.5 KiB
Python
91 lines
3.5 KiB
Python
# Copyright 2014 Cloudbase Solutions Srl
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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 unittest
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try:
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import unittest.mock as mock
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except ImportError:
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import mock
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from cloudbaseinit import conf as cloudbaseinit_conf
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from cloudbaseinit.metadata.services import ec2service
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from cloudbaseinit.tests import testutils
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CONF = cloudbaseinit_conf.CONF
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class EC2ServiceTest(unittest.TestCase):
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def setUp(self):
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self._service = ec2service.EC2Service()
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@mock.patch('cloudbaseinit.utils.network.check_metadata_ip_route')
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@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
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'.get_host_name')
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def _test_load(self, mock_get_host_name, mock_check_metadata_ip_route,
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side_effect):
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mock_get_host_name.side_effect = [side_effect]
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with testutils.LogSnatcher('cloudbaseinit.metadata.services.'
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'ec2service'):
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response = self._service.load()
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mock_check_metadata_ip_route.assert_called_once_with(
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CONF.ec2.metadata_base_url)
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mock_get_host_name.assert_called_once_with()
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if side_effect is Exception:
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self.assertFalse(response)
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else:
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self.assertTrue(response)
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def test_load(self):
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self._test_load(side_effect=None)
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def test_load_exception(self):
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self._test_load(side_effect=Exception)
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@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
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'._get_cache_data')
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def test_get_host_name(self, mock_get_cache_data):
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response = self._service.get_host_name()
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mock_get_cache_data.assert_called_once_with(
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'%s/meta-data/local-hostname' % self._service._metadata_version,
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decode=True)
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self.assertEqual(mock_get_cache_data.return_value, response)
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@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
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'._get_cache_data')
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def test_get_instance_id(self, mock_get_cache_data):
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response = self._service.get_instance_id()
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mock_get_cache_data.assert_called_once_with(
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'%s/meta-data/instance-id' % self._service._metadata_version,
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decode=True)
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self.assertEqual(mock_get_cache_data.return_value, response)
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@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
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'._get_cache_data')
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def test_get_public_keys(self, mock_get_cache_data):
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mock_get_cache_data.side_effect = ['key=info', 'fake key\n']
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response = self._service.get_public_keys()
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expected = [
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mock.call('%s/meta-data/public-keys' %
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self._service._metadata_version,
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decode=True),
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mock.call('%(version)s/meta-data/public-keys/%('
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'idx)s/openssh-key' %
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{'version': self._service._metadata_version,
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'idx': 'key'}, decode=True)]
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self.assertEqual(expected, mock_get_cache_data.call_args_list)
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self.assertEqual(['fake key'], response)
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