openstack
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glance
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glance/glance/tests/unit/test_versions.py

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# Copyright 2012 OpenStack Foundation.
# All Rights Reserved.
#
# 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.
from oslo_serialization import jsonutils
from six.moves import http_client as http
import webob
from glance.api.middleware import version_negotiation
from glance.api import versions
from glance.common.wsgi import Request as WsgiRequest
from glance.tests.unit import base
class VersionsTest(base.IsolatedUnitTest):
"""Test the version information returned from the API service."""
def _get_versions_list(self, url):
versions = [
{
'id': 'v2.7',
'status': 'CURRENT',
'links': [{'rel': 'self',
'href': '%s/v2/' % url}],
},
{
'id': 'v2.6',
'status': 'SUPPORTED',
'links': [{'rel': 'self',
'href': '%s/v2/' % url}],
},
{
'id': 'v2.5',
'status': 'SUPPORTED',
'links': [{'rel': 'self',
'href': '%s/v2/' % url}],
},
{
'id': 'v2.4',
'status': 'SUPPORTED',
'links': [{'rel': 'self',
'href': '%s/v2/' % url}],
},
{
'id': 'v2.3',
'status': 'SUPPORTED',
'links': [{'rel': 'self',
'href': '%s/v2/' % url}],
},
{
'id': 'v2.2',
'status': 'SUPPORTED',
'links': [{'rel': 'self',
'href': '%s/v2/' % url}],
},
{
'id': 'v2.1',
'status': 'SUPPORTED',
'links': [{'rel': 'self',
'href': '%s/v2/' % url}],
},
{
'id': 'v2.0',
'status': 'SUPPORTED',
'links': [{'rel': 'self',
'href': '%s/v2/' % url}],
},
]
return versions
def test_get_version_list(self):
req = webob.Request.blank('/', base_url='http://127.0.0.1:9292/')
req.accept = 'application/json'
self.config(bind_host='127.0.0.1', bind_port=9292)
res = versions.Controller().index(req)
self.assertEqual(http.MULTIPLE_CHOICES, res.status_int)
self.assertEqual('application/json', res.content_type)
results = jsonutils.loads(res.body)['versions']
expected = self._get_versions_list('http://127.0.0.1:9292')
self.assertEqual(expected, results)
def test_get_version_list_public_endpoint(self):
req = webob.Request.blank('/', base_url='http://127.0.0.1:9292/')
req.accept = 'application/json'
self.config(bind_host='127.0.0.1', bind_port=9292,
public_endpoint='https://example.com:9292')
res = versions.Controller().index(req)
self.assertEqual(http.MULTIPLE_CHOICES, res.status_int)
self.assertEqual('application/json', res.content_type)
results = jsonutils.loads(res.body)['versions']
expected = self._get_versions_list('https://example.com:9292')
self.assertEqual(expected, results)
def test_get_version_list_secure_proxy_ssl_header(self):
self.config(secure_proxy_ssl_header='HTTP_X_FORWARDED_PROTO')
url = 'http://localhost:9292'
environ = webob.request.environ_from_url(url)
req = WsgiRequest(environ)
res = versions.Controller().index(req)
self.assertEqual(http.MULTIPLE_CHOICES, res.status_int)
self.assertEqual('application/json', res.content_type)
results = jsonutils.loads(res.body)['versions']
expected = self._get_versions_list(url)
self.assertEqual(expected, results)
def test_get_version_list_secure_proxy_ssl_header_https(self):
self.config(secure_proxy_ssl_header='HTTP_X_FORWARDED_PROTO')
url = 'http://localhost:9292'
ssl_url = 'https://localhost:9292'
environ = webob.request.environ_from_url(url)
environ['HTTP_X_FORWARDED_PROTO'] = "https"
req = WsgiRequest(environ)
res = versions.Controller().index(req)
self.assertEqual(http.MULTIPLE_CHOICES, res.status_int)
self.assertEqual('application/json', res.content_type)
results = jsonutils.loads(res.body)['versions']
expected = self._get_versions_list(ssl_url)
self.assertEqual(expected, results)
class VersionNegotiationTest(base.IsolatedUnitTest):
def setUp(self):
super(VersionNegotiationTest, self).setUp()
self.middleware = version_negotiation.VersionNegotiationFilter(None)
def test_request_url_v2(self):
request = webob.Request.blank('/v2/images')
self.middleware.process_request(request)
self.assertEqual('/v2/images', request.path_info)
def test_request_url_v2_0(self):
request = webob.Request.blank('/v2.0/images')
self.middleware.process_request(request)
self.assertEqual('/v2/images', request.path_info)
def test_request_url_v2_1(self):
request = webob.Request.blank('/v2.1/images')
self.middleware.process_request(request)
self.assertEqual('/v2/images', request.path_info)
def test_request_url_v2_2(self):
request = webob.Request.blank('/v2.2/images')
self.middleware.process_request(request)
self.assertEqual('/v2/images', request.path_info)
def test_request_url_v2_3(self):
request = webob.Request.blank('/v2.3/images')
self.middleware.process_request(request)
self.assertEqual('/v2/images', request.path_info)
def test_request_url_v2_4(self):
request = webob.Request.blank('/v2.4/images')
self.middleware.process_request(request)
self.assertEqual('/v2/images', request.path_info)
def test_request_url_v2_5(self):
request = webob.Request.blank('/v2.5/images')
self.middleware.process_request(request)
self.assertEqual('/v2/images', request.path_info)
def test_request_url_v2_6(self):
request = webob.Request.blank('/v2.6/images')
self.middleware.process_request(request)
self.assertEqual('/v2/images', request.path_info)
def test_request_url_v2_7(self):
request = webob.Request.blank('/v2.7/images')
self.middleware.process_request(request)
self.assertEqual('/v2/images', request.path_info)
def test_request_url_v2_9_unsupported(self):
request = webob.Request.blank('/v2.9/images')
resp = self.middleware.process_request(request)
self.assertIsInstance(resp, versions.Controller)
class VersionsAndNegotiationTest(VersionNegotiationTest, VersionsTest):
"""
Test that versions mentioned in the versions response are correctly
negotiated.
"""
def _get_list_of_version_ids(self, status):
request = webob.Request.blank('/')
request.accept = 'application/json'
response = versions.Controller().index(request)
v_list = jsonutils.loads(response.body)['versions']
return [v['id'] for v in v_list if v['status'] == status]
def _assert_version_is_negotiated(self, version_id):
request = webob.Request.blank("/%s/images" % version_id)
self.middleware.process_request(request)
major = version_id.split('.', 1)[0]
expected = "/%s/images" % major
self.assertEqual(expected, request.path_info)
def test_current_is_negotiated(self):
# NOTE(rosmaita): Bug 1609571: the versions response was correct, but
# the negotiation had not been updated for the CURRENT version.
to_check = self._get_list_of_version_ids('CURRENT')
self.assertTrue(to_check)
for version_id in to_check:
self._assert_version_is_negotiated(version_id)
def test_supported_is_negotiated(self):
to_check = self._get_list_of_version_ids('SUPPORTED')
for version_id in to_check:
self._assert_version_is_negotiated(version_id)
def test_deprecated_is_negotiated(self):
to_check = self._get_list_of_version_ids('DEPRECATED')
for version_id in to_check:
self._assert_version_is_negotiated(version_id)
def test_experimental_is_negotiated(self):
to_check = self._get_list_of_version_ids('EXPERIMENTAL')
for version_id in to_check:
self._assert_version_is_negotiated(version_id)
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