openstack
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nova
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nova/nova/tests/unit/api/openstack/compute/test_versions.py

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# Copyright 2010-2011 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.
import copy
from oslo_serialization import jsonutils
from oslo_utils.fixture import uuidsentinel as uuids
from nova.api.openstack import api_version_request as avr
from nova.api.openstack.compute import views
from nova.api import wsgi
from nova import test
from nova.tests.unit.api.openstack import fakes
from nova.tests.unit import matchers
NS = {
'atom': 'http://www.w3.org/2005/Atom',
'ns': 'http://docs.openstack.org/common/api/v1.0'
}
MAX_API_VERSION = avr.max_api_version().get_string()
EXP_LINKS = {
'v2.0': {
'html': 'http://docs.openstack.org/',
},
'v2.1': {
'html': 'http://docs.openstack.org/'
},
}
EXP_VERSIONS = {
"v2.0": {
"id": "v2.0",
"status": "SUPPORTED",
"version": "",
"min_version": "",
"updated": "2011-01-21T11:33:21Z",
"links": [
{
"rel": "describedby",
"type": "text/html",
"href": EXP_LINKS['v2.0']['html'],
},
],
"media-types": [
{
"base": "application/json",
"type": "application/vnd.openstack.compute+json;version=2",
},
],
},
"v2.1": {
"id": "v2.1",
"status": "CURRENT",
"version": MAX_API_VERSION,
"min_version": "2.1",
"updated": "2013-07-23T11:33:21Z",
"links": [
{
"rel": "self",
"href": "http://localhost/v2.1/",
},
{
"rel": "describedby",
"type": "text/html",
"href": EXP_LINKS['v2.1']['html'],
},
],
"media-types": [
{
"base": "application/json",
"type": "application/vnd.openstack.compute+json;version=2.1",
}
],
}
}
def _get_self_href(response):
"""Extract the URL to self from response data."""
data = jsonutils.loads(response.body)
for link in data['versions'][0]['links']:
if link['rel'] == 'self':
return link['href']
return ''
class VersionsTestV21WithV2CompatibleWrapper(test.NoDBTestCase):
@property
def wsgi_app(self):
return fakes.wsgi_app_v21(v2_compatible=True)
def test_get_version_list(self):
req = fakes.HTTPRequest.blank('/', base_url='')
req.accept = "application/json"
res = req.get_response(self.wsgi_app)
self.assertEqual(200, res.status_int)
self.assertEqual("application/json", res.content_type)
versions = jsonutils.loads(res.body)["versions"]
expected = [
{
"id": "v2.0",
"status": "SUPPORTED",
"version": "",
"min_version": "",
"updated": "2011-01-21T11:33:21Z",
"links": [
{
"rel": "self",
"href": "http://localhost/v2/",
}],
},
{
"id": "v2.1",
"status": "CURRENT",
"version": MAX_API_VERSION,
"min_version": "2.1",
"updated": "2013-07-23T11:33:21Z",
"links": [
{
"rel": "self",
"href": "http://localhost/v2.1/",
}],
},
]
self.assertEqual(expected, versions)
def _test_get_version_2_detail(self, url, accept=None):
if accept is None:
accept = "application/json"
req = fakes.HTTPRequest.blank(url, base_url='')
req.accept = accept
res = req.get_response(self.wsgi_app)
self.assertEqual(200, res.status_int)
self.assertEqual("application/json", res.content_type)
version = jsonutils.loads(res.body)
expected = {
"version": {
"id": "v2.0",
"status": "SUPPORTED",
"version": "",
"min_version": "",
"updated": "2011-01-21T11:33:21Z",
"links": [
{
"rel": "self",
"href": "http://localhost/v2/",
},
{
"rel": "describedby",
"type": "text/html",
"href": EXP_LINKS['v2.0']['html'],
},
],
"media-types": [
{
"base": "application/json",
"type": "application/"
"vnd.openstack.compute+json;version=2",
},
],
},
}
self.assertEqual(expected, version)
def test_get_version_2_detail(self):
self._test_get_version_2_detail('/v2/')
def test_get_version_2_detail_content_type(self):
accept = "application/json;version=2"
self._test_get_version_2_detail('/', accept=accept)
def test_get_version_2_versions_invalid(self):
req = fakes.HTTPRequest.blank('/v2/versions/1234/foo')
req.accept = "application/json"
res = req.get_response(self.wsgi_app)
self.assertEqual(404, res.status_int)
def test_multi_choice_image(self):
req = fakes.HTTPRequest.blank('/images/1', base_url='')
req.accept = "application/json"
res = req.get_response(self.wsgi_app)
self.assertEqual(300, res.status_int)
self.assertEqual("application/json", res.content_type)
expected = {
"choices": [
{
"id": "v2.0",
"status": "SUPPORTED",
"links": [
{
"href": "http://localhost/v2/images/1",
"rel": "self",
},
],
"media-types": [
{
"base": "application/json",
"type": "application/vnd.openstack.compute+json"
";version=2"
},
],
},
{
"id": "v2.1",
"status": "CURRENT",
"links": [
{
"href": "http://localhost/v2.1/images/1",
"rel": "self",
},
],
"media-types": [
{
"base": "application/json",
"type":
"application/vnd.openstack.compute+json;version=2.1",
}
],
},
], }
self.assertThat(jsonutils.loads(res.body),
matchers.DictMatches(expected))
def test_multi_choice_server_atom(self):
"""Make sure multi choice responses do not have content-type
application/atom+xml (should use default of json)
"""
req = fakes.HTTPRequest.blank('/servers', base_url='')
req.accept = "application/atom+xml"
res = req.get_response(self.wsgi_app)
self.assertEqual(300, res.status_int)
self.assertEqual("application/json", res.content_type)
def test_multi_choice_server(self):
uuid = uuids.fake
req = fakes.HTTPRequest.blank('/servers/' + uuid, base_url='')
req.accept = "application/json"
res = req.get_response(self.wsgi_app)
self.assertEqual(300, res.status_int)
self.assertEqual("application/json", res.content_type)
expected = {
"choices": [
{
"id": "v2.0",
"status": "SUPPORTED",
"links": [
{
"href": "http://localhost/v2/servers/" + uuid,
"rel": "self",
},
],
"media-types": [
{
"base": "application/json",
"type": "application/vnd.openstack.compute+json"
";version=2"
},
],
},
{
"id": "v2.1",
"status": "CURRENT",
"links": [
{
"href": "http://localhost/v2.1/servers/" + uuid,
"rel": "self",
},
],
"media-types": [
{
"base": "application/json",
"type":
"application/vnd.openstack.compute+json;version=2.1",
}
],
},
], }
self.assertThat(jsonutils.loads(res.body),
matchers.DictMatches(expected))
class VersionsViewBuilderTests(test.NoDBTestCase):
def test_view_builder(self):
base_url = "http://example.org/"
version_data = {
"v3.2.1": {
"id": "3.2.1",
"status": "CURRENT",
"version": "2.3",
"min_version": "2.1",
"updated": "2011-07-18T11:30:00Z",
}
}
expected = {
"versions": [
{
"id": "3.2.1",
"status": "CURRENT",
"version": "2.3",
"min_version": "2.1",
"updated": "2011-07-18T11:30:00Z",
"links": [
{
"rel": "self",
"href": "http://example.org/v2/",
},
],
}
]
}
builder = views.versions.ViewBuilder(base_url)
output = builder.build_versions(version_data)
self.assertEqual(expected, output)
def _test_view_builder_compute_link_prefix(self, href=None):
base_url = "http://example.org/v2.1/"
if href is None:
href = base_url
version_data = {
"id": "v2.1",
"status": "CURRENT",
"version": "2.8",
"min_version": "2.1",
"updated": "2013-07-23T11:33:21Z",
"links": [
{
"rel": "describedby",
"type": "text/html",
"href": EXP_LINKS['v2.1']['html'],
}
],
"media-types": [
{
"base": "application/json",
"type": ("application/vnd.openstack."
"compute+json;version=2.1")
}
],
}
expected_data = copy.deepcopy(version_data)
expected = {'version': expected_data}
expected['version']['links'].insert(0, {
"rel": "self",
"href": href,
})
builder = views.versions.ViewBuilder(base_url)
output = builder.build_version(version_data)
self.assertEqual(expected, output)
def test_view_builder_with_compute_link_prefix(self):
self.flags(compute_link_prefix='http://zoo.com:42', group='api')
href = "http://zoo.com:42/v2.1/"
self._test_view_builder_compute_link_prefix(href)
def test_view_builder_without_compute_link_prefix(self):
self._test_view_builder_compute_link_prefix()
def test_generate_href(self):
base_url = "http://example.org/app/"
expected = "http://example.org/app/v2/"
builder = views.versions.ViewBuilder(base_url)
actual = builder.generate_href('v2')
self.assertEqual(expected, actual)
def test_generate_href_v21(self):
base_url = "http://example.org/app/"
expected = "http://example.org/app/v2.1/"
builder = views.versions.ViewBuilder(base_url)
actual = builder.generate_href('v2.1')
self.assertEqual(expected, actual)
def test_generate_href_unknown(self):
base_url = "http://example.org/app/"
expected = "http://example.org/app/v2/"
builder = views.versions.ViewBuilder(base_url)
actual = builder.generate_href('foo')
self.assertEqual(expected, actual)
def test_generate_href_with_path(self):
path = "random/path"
base_url = "http://example.org/app/"
expected = "http://example.org/app/v2/%s" % path
builder = views.versions.ViewBuilder(base_url)
actual = builder.generate_href("v2", path)
self.assertEqual(actual, expected)
def test_generate_href_with_empty_path(self):
path = ""
base_url = "http://example.org/app/"
expected = "http://example.org/app/v2/"
builder = views.versions.ViewBuilder(base_url)
actual = builder.generate_href("v2", path)
self.assertEqual(actual, expected)
# NOTE(oomichi): Now version API of v2.0 covers "/"(root).
# So this class tests "/v2.1" only for v2.1 API.
class VersionsTestV21(test.NoDBTestCase):
exp_versions = copy.deepcopy(EXP_VERSIONS)
exp_versions['v2.0']['links'].insert(0,
{'href': 'http://localhost/v2.1/', 'rel': 'self'},
)
@property
def wsgi_app(self):
return fakes.wsgi_app_v21()
def test_get_version_21_detail(self):
req = fakes.HTTPRequest.blank('/v2.1/', base_url='')
req.accept = "application/json"
res = req.get_response(self.wsgi_app)
self.assertEqual(200, res.status_int)
self.assertEqual("application/json", res.content_type)
version = jsonutils.loads(res.body)
expected = {"version": self.exp_versions['v2.1']}
self.assertEqual(expected, version)
def test_get_version_21_versions_v21_detail(self):
req = fakes.HTTPRequest.blank(
'/v2.1/%s/versions/v2.1' % fakes.FAKE_PROJECT_ID,
base_url='')
req.accept = "application/json"
res = req.get_response(self.wsgi_app)
self.assertEqual(200, res.status_int)
self.assertEqual("application/json", res.content_type)
version = jsonutils.loads(res.body)
expected = {"version": self.exp_versions['v2.1']}
self.assertEqual(expected, version)
def test_get_version_21_versions_v20_detail(self):
req = fakes.HTTPRequest.blank(
'/v2.1/%s/versions/v2.0' % fakes.FAKE_PROJECT_ID,
base_url='')
req.accept = "application/json"
res = req.get_response(self.wsgi_app)
self.assertEqual(200, res.status_int)
self.assertEqual("application/json", res.content_type)
version = jsonutils.loads(res.body)
expected = {"version": self.exp_versions['v2.0']}
self.assertEqual(expected, version)
def test_get_version_21_versions_invalid(self):
req = fakes.HTTPRequest.blank('/v2.1/versions/1234/foo')
req.accept = "application/json"
res = req.get_response(self.wsgi_app)
self.assertEqual(404, res.status_int)
def test_get_version_21_detail_content_type(self):
req = fakes.HTTPRequest.blank('/', base_url='')
req.accept = "application/json;version=2.1"
res = req.get_response(self.wsgi_app)
self.assertEqual(200, res.status_int)
self.assertEqual("application/json", res.content_type)
version = jsonutils.loads(res.body)
expected = {"version": self.exp_versions['v2.1']}
self.assertEqual(expected, version)
class VersionBehindSslTestCase(test.NoDBTestCase):
def setUp(self):
super(VersionBehindSslTestCase, self).setUp()
self.flags(secure_proxy_ssl_header='HTTP_X_FORWARDED_PROTO',
group='wsgi')
@property
def wsgi_app(self):
return fakes.wsgi_app_v21(v2_compatible=True)
def test_versions_without_headers(self):
req = wsgi.Request.blank('/')
req.accept = "application/json"
res = req.get_response(self.wsgi_app)
self.assertEqual(200, res.status_int)
href = _get_self_href(res)
self.assertTrue(href.startswith('http://'))
def test_versions_with_header(self):
req = wsgi.Request.blank('/')
req.accept = "application/json"
req.headers['X-Forwarded-Proto'] = 'https'
res = req.get_response(self.wsgi_app)
self.assertEqual(200, res.status_int)
href = _get_self_href(res)
self.assertTrue(href.startswith('https://'))
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