2014-02-10 04:47:28 +02:00

146 lines
5.6 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2013 Cloudbase Solutions Srl
#
# 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 unittest
from oslo.config import cfg
from cloudbaseinit.metadata.services import ec2service
CONF = cfg.CONF
class Ec2ServiceTest(unittest.TestCase):
def setUp(self):
self._ec2service = ec2service.EC2Service()
@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
'.get_meta_data')
def _test_load(self, mock_get_meta_data, side_effect):
mock_get_meta_data.side_effect = [side_effect]
response = self._ec2service.load()
mock_get_meta_data.assert_called_once_with('openstack')
if side_effect is Exception:
self.assertFalse(response)
else:
self.assertTrue(response)
def test_load_exception(self):
self._test_load(side_effect=Exception)
def test_load(self):
self._test_load(side_effect='fake data')
@mock.patch('posixpath.join')
@mock.patch('urllib2.Request')
@mock.patch('urllib2.urlopen')
@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
'._load_public_keys')
@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
'._check_EC2')
@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
'._get_EC2_value')
def _test_get_data(self, mock_get_EC2_value, mock_check_EC2,
mock_load_public_keys, mock_urlopen,
mock_Request, mock_join, check_ec2, data_type):
mock_path = mock.MagicMock()
mock_req = mock.MagicMock()
mock_response = mock.MagicMock()
fake_path = os.path.join('fake', 'path')
mock_join.return_value = fake_path
mock_check_EC2.return_value = check_ec2
mock_Request.return_value = mock_req
mock_urlopen.return_value = mock_response
mock_response.read.return_value = 'fake data'
mock_path.endswith.return_value = data_type
if check_ec2 is None:
self.assertRaises(Exception, self._ec2service._get_data,
mock_path)
elif data_type is 'meta_data.json':
response = self._ec2service._get_data(mock_path)
print response
for key in ec2service.ec2nodes:
mock_get_EC2_value.assert_called_with(key)
mock_load_public_keys.assert_called_with()
elif data_type is 'user_data':
response = self._ec2service._get_data(mock_path)
mock_join.assert_called_with(CONF.ec2_metadata_base_url,
'user-data')
mock_Request.assert_called_once_with(fake_path)
mock_urlopen.assert_called_once_with(mock_req)
mock_response.read.assert_called_once_with()
self.assertEqual(response, 'fake data')
def test_get_data_metadata_json(self):
self._test_get_data(check_ec2=True, data_type='meta_data.json')
def test_get_data_user_data(self):
self._test_get_data(check_ec2=True, data_type='user_data')
def test_get_data_no_EC2(self):
self._test_get_data(check_ec2=None, data_type=None)
@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
'._get_EC2_value')
def _test_check_EC2(self, mock_get_EC2_value, side_effect):
mock_get_EC2_value.side_effect = [side_effect]
response = self._ec2service._check_EC2()
if side_effect is Exception:
self.assertFalse(response)
else:
self.assertTrue(response)
def test_check_EC2_Exception(self):
self._test_check_EC2(side_effect=Exception)
def test_check_EC2(self):
self._test_check_EC2(side_effect='fake value')
@mock.patch('posixpath.join')
@mock.patch('urllib2.Request')
@mock.patch('urllib2.urlopen')
def test_get_EC2_value(self, mock_urlopen, mock_Request, mock_join):
mock_key = mock.MagicMock()
mock_response = mock.MagicMock()
fake_path = os.path.join('fake', 'path')
mock_join.return_value = fake_path
mock_Request.return_value = 'fake req'
mock_urlopen.return_value = mock_response
mock_response.read.return_value = 'fake data'
response = self._ec2service._get_EC2_value(mock_key)
mock_join.assert_called_with(CONF.ec2_metadata_base_url,
'meta-data', mock_key)
mock_Request.assert_called_once_with(fake_path)
mock_urlopen.assert_called_once_with('fake req')
mock_response.read.assert_called_once_with()
self.assertEqual(response, 'fake data')
@mock.patch('cloudbaseinit.metadata.services.ec2service.EC2Service'
'._get_EC2_value')
def test_load_public_keys(self, mock_get_EC2_value):
data = {}
key_list = mock.MagicMock()
mock_get_EC2_value.return_value = key_list
self._ec2service._load_public_keys(data)
mock_get_EC2_value.assert_called_with('public-keys/')
self.assertEqual(data['public_keys'], {})