root / snf-astakos-app / astakos / oa2 / tests / djangobackend.py @ c985de5c
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# Copyright 2013 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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import urllib |
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import urlparse |
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import base64 |
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import datetime |
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from collections import namedtuple |
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from django.test import TransactionTestCase as TestCase |
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from django.test import Client as TestClient |
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from django.core.urlresolvers import reverse |
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from django.utils import simplejson as json |
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from astakos.oa2 import settings |
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from astakos.oa2.models import Client, AuthorizationCode, Token |
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from astakos.im.tests import common |
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ParsedURL = namedtuple('ParsedURL', ['host', 'scheme', 'path', 'params', |
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'url'])
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def parsed_url_wrapper(func): |
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def wrapper(self, url, *args, **kwargs): |
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url = self.parse_url(url)
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return func(self, url, *args, **kwargs) |
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return wrapper
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class URLAssertionsMixin(object): |
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def get_redirect_url(self, request): |
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return self.parse_url(request['Location']) |
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def parse_url(self, url): |
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if isinstance(url, ParsedURL): |
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return url
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result = urlparse.urlparse(url) |
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parsed = {
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'url': url,
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'host': result.netloc,
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'scheme': result.scheme,
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'path': result.path,
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} |
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parsed['params'] = urlparse.parse_qs(result.query)
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return ParsedURL(**parsed)
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@parsed_url_wrapper
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def assertParamEqual(self, url, key, value): |
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self.assertParam(url, key)
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self.assertEqual(url.params[key][0], value) |
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@parsed_url_wrapper
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def assertNoParam(self, url, key): |
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self.assertFalse(key in url.params, |
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"Url '%s' does contain '%s' parameter" % (url.url,
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key)) |
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@parsed_url_wrapper
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def assertParam(self, url, key): |
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self.assertTrue(key in url.params, |
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"Url '%s' does not contain '%s' parameter" % (url.url,
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key)) |
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@parsed_url_wrapper
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def assertHost(self, url, host): |
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self.assertEqual(url.host, host)
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@parsed_url_wrapper
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def assertPath(self, url, path): |
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self.assertEqual(url.path, path)
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@parsed_url_wrapper
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def assertSecure(self, url, key): |
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self.assertEqual(url.scheme, "https") |
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class OA2Client(TestClient): |
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"""
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An OAuth2 agnostic test client.
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"""
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def __init__(self, baseurl, *args, **kwargs): |
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self.oa2_url = baseurl
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self.token_url = self.oa2_url + 'token/' |
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self.auth_url = self.oa2_url + 'auth/' |
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self.credentials = kwargs.pop('credentials', ()) |
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kwargs['wsgi.url_scheme'] = 'https' |
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return super(OA2Client, self).__init__(*args, **kwargs) |
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def request(self, *args, **kwargs): |
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#print kwargs.get('PATH_INFO') + '?' + kwargs.get('QUERY_STRING'), \
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#kwargs.get('HTTP_AUTHORIZATION', None)
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return super(OA2Client, self).request(*args, **kwargs) |
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def get_url(self, token_or_auth, **params): |
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return token_or_auth + '?' + urllib.urlencode(params) |
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def grant(self, clientid, *args, **kwargs): |
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"""
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Do an authorization grant request.
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"""
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params = {
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'grant_type': 'authorization_code', |
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'client_id': clientid
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} |
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urlparams = kwargs.pop('urlparams', {})
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params.update(urlparams) |
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self.set_auth_headers(kwargs)
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return self.get(self.get_url(self.token_url, **params), *args, |
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**kwargs) |
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def authorize_code(self, clientid, *args, **kwargs): |
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"""
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Do an authorization code request.
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"""
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params = {
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'response_type': 'code', |
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'client_id': clientid
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} |
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urlparams = kwargs.pop('urlparams', {})
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urlparams.update(kwargs.pop('extraparams', {}))
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params.update(urlparams) |
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self.set_auth_headers(kwargs)
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if 'reject' in params: |
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return self.post(self.get_url(self.auth_url), data=params, |
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**kwargs) |
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return self.get(self.get_url(self.auth_url, **params), *args, **kwargs) |
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def access_token(self, code, |
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content_type='application/x-www-form-urlencoded',
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**kwargs): |
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"""
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Do an get token request.
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"""
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params = {
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'grant_type': 'authorization_code', |
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'code': code
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} |
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params.update(kwargs) |
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self.set_auth_headers(kwargs)
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return self.post(self.token_url, data=urllib.urlencode(params), |
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content_type=content_type, **kwargs) |
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def set_auth_headers(self, params): |
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if not self.credentials: |
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return
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credentials = base64.encodestring('%s:%s' % self.credentials).strip() |
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params['HTTP_AUTHORIZATION'] = 'Basic %s' % credentials |
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return params
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def set_credentials(self, user=None, pwd=None): |
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self.credentials = (user, pwd)
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if not user and not pwd: |
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self.credentials = ()
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class TestOA2(TestCase, URLAssertionsMixin): |
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def assertCount(self, model, count): |
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self.assertEqual(model.objects.count(), count)
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def assert_access_token_response(self, r, expected): |
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self.assertEqual(r.status_code, 200) |
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try:
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data = json.loads(r.content) |
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except:
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self.fail("Unexpected response content") |
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self.assertTrue('access_token' in data) |
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access_token = data['access_token']
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self.assertTrue('token_type' in data) |
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token_type = data['token_type']
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self.assertTrue('expires_in' in data) |
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expires_in = data['expires_in']
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try:
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token = Token.objects.get(code=access_token) |
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self.assertEqual(token.expires_at,
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token.created_at + |
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datetime.timedelta(seconds=expires_in)) |
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self.assertEqual(token.token_type, token_type)
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self.assertEqual(token.grant_type, 'authorization_code') |
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#self.assertEqual(token.user, expected.get('user'))
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self.assertEqual(token.redirect_uri, expected.get('redirect_uri')) |
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self.assertEqual(token.scope, expected.get('scope')) |
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self.assertEqual(token.state, expected.get('state')) |
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except Token.DoesNotExist:
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self.fail("Invalid access_token") |
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def setUp(self): |
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baseurl = reverse('oauth2_authenticate').replace('/auth', '/') |
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self.client = OA2Client(baseurl)
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client1 = Client.objects.create(identifier="client1", secret="secret") |
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self.client1_redirect_uri = "https://server.com/handle_code" |
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client1.redirecturl_set.create(url=self.client1_redirect_uri)
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client2 = Client.objects.create(identifier="client2", type='public') |
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self.client2_redirect_uri = "https://server2.com/handle_code" |
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client2.redirecturl_set.create(url=self.client2_redirect_uri)
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client3 = Client.objects.create(identifier="client3", secret='secret', |
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is_trusted=True)
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self.client3_redirect_uri = "https://server3.com/handle_code" |
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client3.redirecturl_set.create(url=self.client3_redirect_uri)
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common.get_local_user("user@synnefo.org", password="password") |
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def test_code_authorization(self): |
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# missing response_type
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r = self.client.get(self.client.get_url(self.client.auth_url)) |
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self.assertEqual(r.status_code, 400) |
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self.assertCount(AuthorizationCode, 0) |
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# invalid response_type
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r = self.client.get(self.client.get_url(self.client.auth_url, |
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response_type='invalid'))
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self.assertEqual(r.status_code, 400) |
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self.assertCount(AuthorizationCode, 0) |
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# unsupported response_type
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r = self.client.get(self.client.get_url(self.client.auth_url, |
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response_type='token'))
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self.assertEqual(r.status_code, 400) |
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self.assertCount(AuthorizationCode, 0) |
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# missing client_id
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r = self.client.get(self.client.get_url(self.client.auth_url, |
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response_type='code'))
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self.assertEqual(r.status_code, 400) |
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self.assertCount(AuthorizationCode, 0) |
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# fake client
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r = self.client.authorize_code('client-fake') |
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self.assertEqual(r.status_code, 400) |
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self.assertCount(AuthorizationCode, 0) |
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# mixed up credentials/client_id's
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self.client.set_credentials('client1', 'secret') |
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r = self.client.authorize_code('client2') |
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self.assertEqual(r.status_code, 400) |
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self.assertCount(AuthorizationCode, 0) |
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# invalid credentials
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self.client.set_credentials('client2', '') |
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r = self.client.authorize_code('client2') |
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self.assertEqual(r.status_code, 400) |
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self.assertCount(AuthorizationCode, 0) |
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# invalid redirect_uri: not absolute URI
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self.client.set_credentials()
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params = {'redirect_uri':
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urlparse.urlparse(self.client1_redirect_uri).path}
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r = self.client.authorize_code('client1', urlparams=params) |
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self.assertEqual(r.status_code, 400) |
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self.assertCount(AuthorizationCode, 0) |
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# mismatching redirect uri
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self.client.set_credentials()
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params = {'redirect_uri': self.client1_redirect_uri[1:]}
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r = self.client.authorize_code('client1', urlparams=params) |
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self.assertEqual(r.status_code, 400) |
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self.assertCount(AuthorizationCode, 0) |
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# valid request: untrusted client
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params = {'redirect_uri': self.client1_redirect_uri,
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'scope': self.client1_redirect_uri, |
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'extra_param': '123'} |
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self.client.set_credentials('client1', 'secret') |
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r = self.client.authorize_code('client1', urlparams=params) |
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self.assertEqual(r.status_code, 302) |
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self.assertTrue('Location' in r) |
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self.assertHost(r['Location'], "testserver:80") |
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self.assertPath(r['Location'], reverse('login')) |
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self.client.set_credentials('client1', 'secret') |
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self.client.login(username="user@synnefo.org", password="password") |
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r = self.client.authorize_code('client1', urlparams=params) |
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self.assertEqual(r.status_code, 200) |
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r = self.client.authorize_code('client1', urlparams=params, |
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extraparams={'reject': 0})
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self.assertCount(AuthorizationCode, 1) |
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# redirect is valid
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redirect = self.get_redirect_url(r)
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self.assertParam(redirect, "code") |
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self.assertNoParam(redirect, "extra_param") |
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self.assertHost(redirect, "server.com") |
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self.assertPath(redirect, "/handle_code") |
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code = AuthorizationCode.objects.get(code=redirect.params['code'][0]) |
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#self.assertEqual(code.state, '')
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self.assertEqual(code.state, None) |
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self.assertEqual(code.redirect_uri, self.client1_redirect_uri) |
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params['state'] = 'csrfstate' |
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params['scope'] = 'resource1' |
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r = self.client.authorize_code('client1', urlparams=params) |
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redirect = self.get_redirect_url(r)
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self.assertParamEqual(redirect, "state", 'csrfstate') |
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self.assertCount(AuthorizationCode, 2) |
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code = AuthorizationCode.objects.get(code=redirect.params['code'][0]) |
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self.assertEqual(code.state, 'csrfstate') |
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self.assertEqual(code.redirect_uri, self.client1_redirect_uri) |
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# valid request: trusted client
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params = {'redirect_uri': self.client3_redirect_uri,
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'scope': self.client3_redirect_uri, |
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'extra_param': '123'} |
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self.client.set_credentials('client3', 'secret') |
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r = self.client.authorize_code('client3', urlparams=params) |
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self.assertEqual(r.status_code, 302) |
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self.assertCount(AuthorizationCode, 3) |
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# redirect is valid
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redirect = self.get_redirect_url(r)
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self.assertParam(redirect, "code") |
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self.assertNoParam(redirect, "state") |
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self.assertNoParam(redirect, "extra_param") |
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self.assertHost(redirect, "server3.com") |
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self.assertPath(redirect, "/handle_code") |
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code = AuthorizationCode.objects.get(code=redirect.params['code'][0]) |
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self.assertEqual(code.state, None) |
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self.assertEqual(code.redirect_uri, self.client3_redirect_uri) |
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# valid request: trusted client
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params['state'] = 'csrfstate' |
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self.client.set_credentials('client3', 'secret') |
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r = self.client.authorize_code('client3', urlparams=params) |
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self.assertEqual(r.status_code, 302) |
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self.assertCount(AuthorizationCode, 4) |
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# redirect is valid
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redirect = self.get_redirect_url(r)
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self.assertParam(redirect, "code") |
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self.assertParamEqual(redirect, "state", 'csrfstate') |
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self.assertNoParam(redirect, "extra_param") |
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self.assertHost(redirect, "server3.com") |
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self.assertPath(redirect, "/handle_code") |
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code = AuthorizationCode.objects.get(code=redirect.params['code'][0]) |
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self.assertEqual(code.state, 'csrfstate') |
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self.assertEqual(code.redirect_uri, self.client3_redirect_uri) |
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# redirect uri startswith the client's registered redirect url
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params['redirect_uri'] = '%smore' % self.client3_redirect_uri |
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self.client.set_credentials('client3', 'secret') |
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r = self.client.authorize_code('client3', urlparams=params) |
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self.assertEqual(r.status_code, 400) |
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# redirect uri descendant
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redirect_uri = '%s/' % self.client3_redirect_uri |
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rest = settings.MAXIMUM_ALLOWED_REDIRECT_URI_LENGTH - len(redirect_uri)
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redirect_uri = '%s%s' % (redirect_uri, 'a'*rest) |
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params['redirect_uri'] = redirect_uri
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self.client.set_credentials('client3', 'secret') |
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r = self.client.authorize_code('client3', urlparams=params) |
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self.assertEqual(r.status_code, 302) |
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self.assertCount(AuthorizationCode, 5) |
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# redirect is valid
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redirect = self.get_redirect_url(r)
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self.assertParam(redirect, "code") |
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self.assertParamEqual(redirect, "state", 'csrfstate') |
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self.assertNoParam(redirect, "extra_param") |
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self.assertHost(redirect, "server3.com") |
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self.assertPath(redirect, urlparse.urlparse(redirect_uri).path)
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code = AuthorizationCode.objects.get(code=redirect.params['code'][0]) |
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self.assertEqual(code.state, 'csrfstate') |
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self.assertEqual(code.redirect_uri, redirect_uri)
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|
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# too long redirect uri
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params['redirect_uri'] = '%sa' % redirect_uri |
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self.client.set_credentials('client3', 'secret') |
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r = self.client.authorize_code('client3', urlparams=params) |
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self.assertEqual(r.status_code, 400) |
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|
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def test_get_token(self): |
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# invalid method
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r = self.client.get(self.client.token_url) |
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self.assertEqual(r.status_code, 405) |
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self.assertTrue('Allow' in r) |
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self.assertEqual(r['Allow'], 'POST') |
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|
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# invalid content type
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r = self.client.post(self.client.token_url) |
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self.assertEqual(r.status_code, 400) |
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|
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# missing grant type
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r = self.client.post(self.client.token_url, |
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content_type='application/x-www-form-urlencoded')
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self.assertEqual(r.status_code, 400) |
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|
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# unsupported grant type: client_credentials
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r = self.client.post(self.client.token_url, |
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data='grant_type=client_credentials',
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content_type='application/x-www-form-urlencoded')
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self.assertEqual(r.status_code, 400) |
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|
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# unsupported grant type: token
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r = self.client.post(self.client.token_url, |
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data='grant_type=token',
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content_type='application/x-www-form-urlencoded')
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self.assertEqual(r.status_code, 400) |
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|
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# invalid grant type
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r = self.client.post(self.client.token_url, |
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data='grant_type=invalid',
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content_type='application/x-www-form-urlencoded')
|
| 447 |
self.assertEqual(r.status_code, 400) |
| 448 |
|
| 449 |
# generate authorization code: without redirect_uri
|
| 450 |
self.client.login(username="user@synnefo.org", password="password") |
| 451 |
r = self.client.authorize_code('client3') |
| 452 |
self.assertCount(AuthorizationCode, 1) |
| 453 |
redirect = self.get_redirect_url(r)
|
| 454 |
code_instance = AuthorizationCode.objects.get( |
| 455 |
code=redirect.params['code'][0]) |
| 456 |
|
| 457 |
# no client_id & no client authorization
|
| 458 |
r = self.client.access_token(code_instance.code)
|
| 459 |
self.assertEqual(r.status_code, 400) |
| 460 |
|
| 461 |
# invalid client_id
|
| 462 |
r = self.client.access_token(code_instance.code, client_id='client2') |
| 463 |
self.assertEqual(r.status_code, 400) |
| 464 |
|
| 465 |
# inexistent client_id
|
| 466 |
r = self.client.access_token(code_instance.code, client_id='client42') |
| 467 |
self.assertEqual(r.status_code, 400) |
| 468 |
|
| 469 |
# no client authorization
|
| 470 |
r = self.client.access_token(code_instance.code, client_id='client3') |
| 471 |
self.assertEqual(r.status_code, 400) |
| 472 |
|
| 473 |
# mixed up credentials/client_id's
|
| 474 |
self.client.set_credentials('client1', 'secret') |
| 475 |
r = self.client.access_token(code_instance.code, client_id='client3') |
| 476 |
self.assertEqual(r.status_code, 400) |
| 477 |
|
| 478 |
# mixed up credentials/client_id's
|
| 479 |
self.client.set_credentials('client3', 'secret') |
| 480 |
r = self.client.access_token(code_instance.code, client_id='client1') |
| 481 |
self.assertEqual(r.status_code, 400) |
| 482 |
|
| 483 |
# mismatching client
|
| 484 |
self.client.set_credentials('client1', 'secret') |
| 485 |
r = self.client.access_token(code_instance.code, client_id='client1') |
| 486 |
self.assertEqual(r.status_code, 400) |
| 487 |
|
| 488 |
# invalid code
|
| 489 |
self.client.set_credentials('client3', 'secret') |
| 490 |
r = self.client.access_token('invalid') |
| 491 |
self.assertEqual(r.status_code, 400) |
| 492 |
|
| 493 |
# valid request
|
| 494 |
self.client.set_credentials('client3', 'secret') |
| 495 |
r = self.client.access_token(code_instance.code)
|
| 496 |
self.assertCount(AuthorizationCode, 0) # assert code is consumed |
| 497 |
self.assertCount(Token, 1) |
| 498 |
expected = {'redirect_uri': self.client3_redirect_uri,
|
| 499 |
'scope': self.client3_redirect_uri, |
| 500 |
'state': None} |
| 501 |
self.assert_access_token_response(r, expected)
|
| 502 |
|
| 503 |
# generate authorization code with too long redirect_uri
|
| 504 |
redirect_uri = '%s/' % self.client3_redirect_uri |
| 505 |
rest = settings.MAXIMUM_ALLOWED_REDIRECT_URI_LENGTH - len(redirect_uri)
|
| 506 |
redirect_uri = '%s%s' % (redirect_uri, 'a'*rest) |
| 507 |
params = {'redirect_uri': redirect_uri}
|
| 508 |
r = self.client.authorize_code('client3', urlparams=params) |
| 509 |
self.assertCount(AuthorizationCode, 1) |
| 510 |
redirect = self.get_redirect_url(r)
|
| 511 |
code_instance = AuthorizationCode.objects.get( |
| 512 |
code=redirect.params['code'][0]) |
| 513 |
|
| 514 |
# valid request
|
| 515 |
self.client.set_credentials('client3', 'secret') |
| 516 |
r = self.client.access_token(code_instance.code,
|
| 517 |
redirect_uri='%sa' % redirect_uri)
|
| 518 |
self.assertEqual(r.status_code, 400) |
| 519 |
|
| 520 |
r = self.client.access_token(code_instance.code,
|
| 521 |
redirect_uri=redirect_uri) |
| 522 |
self.assertCount(AuthorizationCode, 0) # assert code is consumed |
| 523 |
self.assertCount(Token, 2) |
| 524 |
expected = {'redirect_uri': redirect_uri,
|
| 525 |
'scope': redirect_uri,
|
| 526 |
'state': None} |
| 527 |
self.assert_access_token_response(r, expected)
|