/usr/lib/python2.7/dist-packages/os_collect_config/tests/test_cfn.py is in python-os-collect-config 0.1.15-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# 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 json
import tempfile
import urlparse
import fixtures
from lxml import etree
from oslo.config import cfg
import requests
import testtools
from testtools import content as test_content
from testtools import matchers
from os_collect_config import cfn
from os_collect_config import collect
from os_collect_config import exc
META_DATA = {u'int1': 1,
u'strfoo': u'foo',
u'map_ab': {
u'a': 'apple',
u'b': 'banana',
}}
SOFTWARE_CONFIG_DATA = {
u'old-style': u'value',
u'deployments': [
{
u'inputs': [
{
u'type': u'String',
u'name': u'input1',
u'value': u'value1'
}
],
u'group': 'Heat::Ungrouped',
u'name': 'dep-name1',
u'outputs': None,
u'options': None,
u'config': {
u'config1': 'value1'
}
}
]
}
SOFTWARE_CONFIG_IMPOSTER_DATA = {
u'old-style': u'value',
u'deployments': {
u"not": u"a list"
}
}
class FakeResponse(dict):
def __init__(self, text):
self.text = text
def raise_for_status(self):
pass
class FakeReqSession(object):
SESSION_META_DATA = META_DATA
def __init__(self, testcase, expected_netloc):
self._test = testcase
self._expected_netloc = expected_netloc
def get(self, url, params, headers):
self._test.addDetail('url', test_content.text_content(url))
url = urlparse.urlparse(url)
self._test.assertEqual(self._expected_netloc, url.netloc)
self._test.assertEqual('/v1/', url.path)
self._test.assertEqual('application/json',
headers['Content-Type'])
self._test.assertIn('SignatureVersion', params)
self._test.assertEqual('2', params['SignatureVersion'])
self._test.assertIn('Signature', params)
self._test.assertIn('Action', params)
self._test.assertEqual('DescribeStackResource',
params['Action'])
self._test.assertIn('LogicalResourceId', params)
self._test.assertEqual('foo', params['LogicalResourceId'])
root = etree.Element('DescribeStackResourceResponse')
result = etree.SubElement(root, 'DescribeStackResourceResult')
detail = etree.SubElement(result, 'StackResourceDetail')
metadata = etree.SubElement(detail, 'Metadata')
metadata.text = json.dumps(self.SESSION_META_DATA)
return FakeResponse(etree.tostring(root))
class FakeRequests(object):
exceptions = requests.exceptions
def __init__(self, testcase, expected_netloc='127.0.0.1:8000'):
self._test = testcase
self._expected_netloc = expected_netloc
def Session(self):
return FakeReqSession(self._test, self._expected_netloc)
class FakeReqSessionSoftwareConfig(FakeReqSession):
SESSION_META_DATA = SOFTWARE_CONFIG_DATA
class FakeRequestsSoftwareConfig(FakeRequests):
FAKE_SESSION = FakeReqSessionSoftwareConfig
def Session(self):
return self.FAKE_SESSION(self._test, self._expected_netloc)
class FakeReqSessionConfigImposter(FakeReqSession):
SESSION_META_DATA = SOFTWARE_CONFIG_IMPOSTER_DATA
class FakeRequestsConfigImposter(FakeRequestsSoftwareConfig):
FAKE_SESSION = FakeReqSessionConfigImposter
class FakeFailRequests(object):
exceptions = requests.exceptions
class Session(object):
def get(self, url, params, headers):
raise requests.exceptions.HTTPError(403, 'Forbidden')
class TestCfnBase(testtools.TestCase):
def setUp(self):
super(TestCfnBase, self).setUp()
self.log = self.useFixture(fixtures.FakeLogger())
self.useFixture(fixtures.NestedTempfile())
self.hint_file = tempfile.NamedTemporaryFile()
self.hint_file.write('http://127.0.0.1:8000')
self.hint_file.flush()
self.addCleanup(self.hint_file.close)
collect.setup_conf()
cfg.CONF.cfn.heat_metadata_hint = self.hint_file.name
cfg.CONF.cfn.metadata_url = None
cfg.CONF.cfn.path = ['foo.Metadata']
cfg.CONF.cfn.access_key_id = '0123456789ABCDEF'
cfg.CONF.cfn.secret_access_key = 'FEDCBA9876543210'
class TestCfn(TestCfnBase):
def test_collect_cfn(self):
cfn_md = cfn.Collector(requests_impl=FakeRequests(self)).collect()
self.assertThat(cfn_md, matchers.IsInstance(list))
self.assertEqual('cfn', cfn_md[0][0])
cfn_md = cfn_md[0][1]
for k in ('int1', 'strfoo', 'map_ab'):
self.assertIn(k, cfn_md)
self.assertEqual(cfn_md[k], META_DATA[k])
self.assertEqual('', self.log.output)
def test_collect_cfn_fail(self):
cfn_collect = cfn.Collector(requests_impl=FakeFailRequests)
self.assertRaises(exc.CfnMetadataNotAvailable, cfn_collect.collect)
self.assertIn('Forbidden', self.log.output)
def test_collect_cfn_no_path(self):
cfg.CONF.cfn.path = None
cfn_collect = cfn.Collector(requests_impl=FakeRequests(self))
self.assertRaises(exc.CfnMetadataNotConfigured, cfn_collect.collect)
self.assertIn('No path configured', self.log.output)
def test_collect_cfn_bad_path(self):
cfg.CONF.cfn.path = ['foo']
cfn_collect = cfn.Collector(requests_impl=FakeRequests(self))
self.assertRaises(exc.CfnMetadataNotConfigured, cfn_collect.collect)
self.assertIn('Path not in format', self.log.output)
def test_collect_cfn_no_metadata_url(self):
cfg.CONF.cfn.heat_metadata_hint = None
cfn_collect = cfn.Collector(requests_impl=FakeRequests(self))
self.assertRaises(exc.CfnMetadataNotConfigured, cfn_collect.collect)
self.assertIn('No metadata_url configured', self.log.output)
def test_collect_cfn_missing_sub_path(self):
cfg.CONF.cfn.path = ['foo.Metadata.not_there']
cfn_collect = cfn.Collector(requests_impl=FakeRequests(self))
self.assertRaises(exc.CfnMetadataNotAvailable, cfn_collect.collect)
self.assertIn('Sub-key not_there does not exist', self.log.output)
def test_collect_cfn_sub_path(self):
cfg.CONF.cfn.path = ['foo.Metadata.map_ab']
cfn_collect = cfn.Collector(requests_impl=FakeRequests(self))
content = cfn_collect.collect()
self.assertThat(content, matchers.IsInstance(list))
self.assertEqual('cfn', content[0][0])
content = content[0][1]
self.assertIn(u'b', content)
self.assertEqual(u'banana', content[u'b'])
def test_collect_cfn_metadata_url_overrides_hint(self):
cfg.CONF.cfn.metadata_url = 'http://127.0.1.1:8000/v1/'
cfn_collect = cfn.Collector(
requests_impl=FakeRequests(self,
expected_netloc='127.0.1.1:8000'))
cfn_collect.collect()
class TestCfnSoftwareConfig(TestCfnBase):
def test_collect_cfn_software_config(self):
cfn_md = cfn.Collector(
requests_impl=FakeRequestsSoftwareConfig(self)).collect()
self.assertThat(cfn_md, matchers.IsInstance(list))
self.assertEqual('cfn', cfn_md[0][0])
cfn_config = cfn_md[0][1]
self.assertEqual({'old-style': 'value'}, cfn_config)
self.assertEqual('dep-name1', cfn_md[1][0])
config = cfn_md[1][1]
self.assertEqual('value1', config['config1'])
def test_collect_cfn_deployments_not_list(self):
cfn_md = cfn.Collector(
requests_impl=FakeRequestsConfigImposter(self)).collect()
self.assertEqual(1, len(cfn_md))
self.assertEqual('cfn', cfn_md[0][0])
self.assertIn('not', cfn_md[0][1]['deployments'])
self.assertEqual('a list', cfn_md[0][1]['deployments']['not'])
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