447 lines
17 KiB
Python
447 lines
17 KiB
Python
from base64 import b64encode
|
|
try:
|
|
from urllib.parse import urlencode
|
|
except ImportError:
|
|
from urllib import urlencode
|
|
|
|
from django.test import RequestFactory, override_settings
|
|
from django.test import TestCase
|
|
from jwkest.jwk import KEYS
|
|
from jwkest.jwt import JWT
|
|
from mock import patch
|
|
|
|
from oidc_provider.lib.utils.token import *
|
|
from oidc_provider.tests.app.utils import *
|
|
from oidc_provider.views import *
|
|
|
|
|
|
class TokenTestCase(TestCase):
|
|
"""
|
|
To obtain an Access Token and an ID Token, the RP Client sends a
|
|
Token Request to the Token Endpoint to obtain a Token Response
|
|
when using the Authorization Code Flow.
|
|
"""
|
|
|
|
def setUp(self):
|
|
self.factory = RequestFactory()
|
|
self.user = create_fake_user()
|
|
self.client = create_fake_client(response_type='code')
|
|
create_rsakey()
|
|
|
|
def _auth_code_post_data(self, code):
|
|
"""
|
|
All the data that will be POSTed to the Token Endpoint.
|
|
"""
|
|
post_data = {
|
|
'client_id': self.client.client_id,
|
|
'client_secret': self.client.client_secret,
|
|
'redirect_uri': self.client.default_redirect_uri,
|
|
'grant_type': 'authorization_code',
|
|
'code': code,
|
|
'state': uuid.uuid4().hex,
|
|
}
|
|
|
|
return post_data
|
|
|
|
def _refresh_token_post_data(self, refresh_token):
|
|
"""
|
|
All the data that will be POSTed to the Token Endpoint.
|
|
"""
|
|
post_data = {
|
|
'client_id': self.client.client_id,
|
|
'client_secret': self.client.client_secret,
|
|
'grant_type': 'refresh_token',
|
|
'refresh_token': refresh_token,
|
|
}
|
|
|
|
return post_data
|
|
|
|
def _post_request(self, post_data, extras={}):
|
|
"""
|
|
Makes a request to the token endpoint by sending the
|
|
`post_data` parameters using the 'application/x-www-form-urlencoded'
|
|
format.
|
|
"""
|
|
url = reverse('oidc_provider:token')
|
|
|
|
request = self.factory.post(url,
|
|
data=urlencode(post_data),
|
|
content_type='application/x-www-form-urlencoded',
|
|
**extras)
|
|
|
|
response = TokenView.as_view()(request)
|
|
|
|
return response
|
|
|
|
def _create_code(self):
|
|
"""
|
|
Generate a valid grant code.
|
|
"""
|
|
code = create_code(
|
|
user=self.user,
|
|
client=self.client,
|
|
scope=['openid', 'email'],
|
|
nonce=FAKE_NONCE,
|
|
is_authentication=True)
|
|
code.save()
|
|
|
|
return code
|
|
|
|
def _get_keys(self):
|
|
"""
|
|
Get public key from discovery.
|
|
"""
|
|
request = self.factory.get(reverse('oidc_provider:jwks'))
|
|
response = JwksView.as_view()(request)
|
|
jwks_dic = json.loads(response.content.decode('utf-8'))
|
|
SIGKEYS = KEYS()
|
|
SIGKEYS.load_dict(jwks_dic)
|
|
return SIGKEYS
|
|
|
|
def _get_userinfo(self, access_token):
|
|
url = reverse('oidc_provider:userinfo')
|
|
request = self.factory.get(url)
|
|
request.META['HTTP_AUTHORIZATION'] = 'Bearer ' + access_token
|
|
|
|
return userinfo(request)
|
|
|
|
@override_settings(OIDC_TOKEN_EXPIRE=720)
|
|
def test_authorization_code(self):
|
|
"""
|
|
We MUST validate the signature of the ID Token according to JWS
|
|
using the algorithm specified in the alg Header Parameter of
|
|
the JOSE Header.
|
|
"""
|
|
SIGKEYS = self._get_keys()
|
|
code = self._create_code()
|
|
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
|
|
id_token = JWS().verify_compact(response_dic['id_token'].encode('utf-8'), SIGKEYS)
|
|
|
|
token = Token.objects.get(user=self.user)
|
|
self.assertEqual(response_dic['access_token'], token.access_token)
|
|
self.assertEqual(response_dic['refresh_token'], token.refresh_token)
|
|
self.assertEqual(response_dic['token_type'], 'bearer')
|
|
self.assertEqual(response_dic['expires_in'], 720)
|
|
self.assertEqual(id_token['sub'], str(self.user.id))
|
|
self.assertEqual(id_token['aud'], self.client.client_id)
|
|
|
|
def test_refresh_token(self):
|
|
"""
|
|
A request to the Token Endpoint can also use a Refresh Token
|
|
by using the grant_type value refresh_token, as described in
|
|
Section 6 of OAuth 2.0 [RFC6749].
|
|
"""
|
|
SIGKEYS = self._get_keys()
|
|
|
|
# Retrieve refresh token
|
|
code = self._create_code()
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
real_now = timezone.now
|
|
with patch('oidc_provider.lib.utils.token.timezone.now') as now:
|
|
now.return_value = real_now()
|
|
response = self._post_request(post_data)
|
|
|
|
response_dic1 = json.loads(response.content.decode('utf-8'))
|
|
id_token1 = JWS().verify_compact(response_dic1['id_token'].encode('utf-8'), SIGKEYS)
|
|
|
|
# Use refresh token to obtain new token
|
|
post_data = self._refresh_token_post_data(response_dic1['refresh_token'])
|
|
with patch('oidc_provider.lib.utils.token.timezone.now') as now:
|
|
now.return_value = real_now() + timedelta(minutes=10)
|
|
response = self._post_request(post_data)
|
|
|
|
response_dic2 = json.loads(response.content.decode('utf-8'))
|
|
id_token2 = JWS().verify_compact(response_dic2['id_token'].encode('utf-8'), SIGKEYS)
|
|
|
|
self.assertNotEqual(response_dic1['id_token'], response_dic2['id_token'])
|
|
self.assertNotEqual(response_dic1['access_token'], response_dic2['access_token'])
|
|
self.assertNotEqual(response_dic1['refresh_token'], response_dic2['refresh_token'])
|
|
|
|
# http://openid.net/specs/openid-connect-core-1_0.html#rfc.section.12.2
|
|
self.assertEqual(id_token1['iss'], id_token2['iss'])
|
|
self.assertEqual(id_token1['sub'], id_token2['sub'])
|
|
self.assertNotEqual(id_token1['iat'], id_token2['iat'])
|
|
self.assertEqual(id_token1['aud'], id_token2['aud'])
|
|
self.assertEqual(id_token1['auth_time'], id_token2['auth_time'])
|
|
self.assertEqual(id_token1.get('azp'), id_token2.get('azp'))
|
|
|
|
# Refresh token can't be reused
|
|
post_data = self._refresh_token_post_data(response_dic1['refresh_token'])
|
|
response = self._post_request(post_data)
|
|
self.assertIn('invalid_grant', response.content.decode('utf-8'))
|
|
|
|
# Old access token is invalidated
|
|
self.assertEqual(self._get_userinfo(response_dic1['access_token']).status_code, 401)
|
|
self.assertEqual(self._get_userinfo(response_dic2['access_token']).status_code, 200)
|
|
|
|
# Empty refresh token is invalid
|
|
post_data = self._refresh_token_post_data('')
|
|
response = self._post_request(post_data)
|
|
self.assertIn('invalid_grant', response.content.decode('utf-8'))
|
|
|
|
# No refresh token is invalid
|
|
post_data = self._refresh_token_post_data('')
|
|
del post_data['refresh_token']
|
|
response = self._post_request(post_data)
|
|
self.assertIn('invalid_grant', response.content.decode('utf-8'))
|
|
|
|
def test_request_methods(self):
|
|
"""
|
|
Client sends an HTTP POST request to the Token Endpoint. Other request
|
|
methods MUST NOT be allowed.
|
|
"""
|
|
url = reverse('oidc_provider:token')
|
|
|
|
requests = [
|
|
self.factory.get(url),
|
|
self.factory.put(url),
|
|
self.factory.delete(url),
|
|
]
|
|
|
|
for request in requests:
|
|
response = TokenView.as_view()(request)
|
|
|
|
self.assertEqual(response.status_code == 405, True,
|
|
msg=request.method+' request does not return a 405 status.')
|
|
|
|
request = self.factory.post(url)
|
|
|
|
response = TokenView.as_view()(request)
|
|
|
|
self.assertEqual(response.status_code == 400, True,
|
|
msg=request.method+' request does not return a 400 status.')
|
|
|
|
def test_client_authentication(self):
|
|
"""
|
|
The authorization server support including the
|
|
client credentials in the request-body using the `client_id` and
|
|
`client_secret`parameters.
|
|
|
|
See: http://tools.ietf.org/html/rfc6749#section-2.3.1
|
|
"""
|
|
code = self._create_code()
|
|
|
|
# Test a valid request to the token endpoint.
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
|
|
self.assertEqual('invalid_client' in response.content.decode('utf-8'),
|
|
False,
|
|
msg='Client authentication fails using request-body credentials.')
|
|
|
|
# Now, test with an invalid client_id.
|
|
invalid_data = post_data.copy()
|
|
invalid_data['client_id'] = self.client.client_id * 2 # Fake id.
|
|
|
|
# Create another grant code.
|
|
code = self._create_code()
|
|
invalid_data['code'] = code.code
|
|
|
|
response = self._post_request(invalid_data)
|
|
|
|
self.assertEqual('invalid_client' in response.content.decode('utf-8'),
|
|
True,
|
|
msg='Client authentication success with an invalid "client_id".')
|
|
|
|
# Now, test using HTTP Basic Authentication method.
|
|
basicauth_data = post_data.copy()
|
|
|
|
# Create another grant code.
|
|
code = self._create_code()
|
|
basicauth_data['code'] = code.code
|
|
|
|
del basicauth_data['client_id']
|
|
del basicauth_data['client_secret']
|
|
|
|
# Generate HTTP Basic Auth header with id and secret.
|
|
user_pass = self.client.client_id + ':' + self.client.client_secret
|
|
auth_header = b'Basic ' + b64encode(user_pass.encode('utf-8'))
|
|
response = self._post_request(basicauth_data, {
|
|
'HTTP_AUTHORIZATION': auth_header.decode('utf-8'),
|
|
})
|
|
response.content.decode('utf-8')
|
|
|
|
self.assertEqual('invalid_client' in response.content.decode('utf-8'),
|
|
False,
|
|
msg='Client authentication fails using HTTP Basic Auth.')
|
|
|
|
def test_access_token_contains_nonce(self):
|
|
"""
|
|
If present in the Authentication Request, Authorization Servers MUST
|
|
include a nonce Claim in the ID Token with the Claim Value being the
|
|
nonce value sent in the Authentication Request.
|
|
If the client does not supply a nonce parameter, it SHOULD not be
|
|
included in the `id_token`.
|
|
|
|
See http://openid.net/specs/openid-connect-core-1_0.html#IDToken
|
|
"""
|
|
code = self._create_code()
|
|
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
id_token = JWT().unpack(response_dic['id_token'].encode('utf-8')).payload()
|
|
|
|
self.assertEqual(id_token.get('nonce'), FAKE_NONCE)
|
|
|
|
# Client does not supply a nonce parameter.
|
|
code.nonce = ''
|
|
code.save()
|
|
|
|
response = self._post_request(post_data)
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
|
|
id_token = JWT().unpack(response_dic['id_token'].encode('utf-8')).payload()
|
|
|
|
self.assertEqual(id_token.get('nonce'), None)
|
|
|
|
def test_idtoken_sign_validation(self):
|
|
"""
|
|
We MUST validate the signature of the ID Token according to JWS
|
|
using the algorithm specified in the alg Header Parameter of
|
|
the JOSE Header.
|
|
"""
|
|
SIGKEYS = self._get_keys()
|
|
RSAKEYS = [ k for k in SIGKEYS if k.kty == 'RSA' ]
|
|
|
|
code = self._create_code()
|
|
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
|
|
id_token = JWS().verify_compact(response_dic['id_token'].encode('utf-8'), RSAKEYS)
|
|
|
|
@override_settings(OIDC_IDTOKEN_SUB_GENERATOR='oidc_provider.tests.app.utils.fake_sub_generator')
|
|
def test_custom_sub_generator(self):
|
|
"""
|
|
Test custom function for setting OIDC_IDTOKEN_SUB_GENERATOR.
|
|
"""
|
|
code = self._create_code()
|
|
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
id_token = JWT().unpack(response_dic['id_token'].encode('utf-8')).payload()
|
|
|
|
self.assertEqual(id_token.get('sub'), self.user.email)
|
|
|
|
@override_settings(OIDC_IDTOKEN_PROCESSING_HOOK='oidc_provider.tests.app.utils.fake_idtoken_processing_hook')
|
|
def test_additional_idtoken_processing_hook(self):
|
|
"""
|
|
Test custom function for setting OIDC_IDTOKEN_PROCESSING_HOOK.
|
|
"""
|
|
code = self._create_code()
|
|
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
id_token = JWT().unpack(response_dic['id_token'].encode('utf-8')).payload()
|
|
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook'), FAKE_RANDOM_STRING)
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook_user_email'), self.user.email)
|
|
|
|
@override_settings(
|
|
OIDC_IDTOKEN_PROCESSING_HOOK=(
|
|
'oidc_provider.tests.app.utils.fake_idtoken_processing_hook',
|
|
)
|
|
)
|
|
def test_additional_idtoken_processing_hook_one_element_in_tuple(self):
|
|
"""
|
|
Test custom function for setting OIDC_IDTOKEN_PROCESSING_HOOK.
|
|
"""
|
|
code = self._create_code()
|
|
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
id_token = JWT().unpack(response_dic['id_token'].encode('utf-8')).payload()
|
|
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook'), FAKE_RANDOM_STRING)
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook_user_email'), self.user.email)
|
|
|
|
@override_settings(
|
|
OIDC_IDTOKEN_PROCESSING_HOOK=[
|
|
'oidc_provider.tests.app.utils.fake_idtoken_processing_hook',
|
|
]
|
|
)
|
|
def test_additional_idtoken_processing_hook_one_element_in_list(self):
|
|
"""
|
|
Test custom function for setting OIDC_IDTOKEN_PROCESSING_HOOK.
|
|
"""
|
|
code = self._create_code()
|
|
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
id_token = JWT().unpack(response_dic['id_token'].encode('utf-8')).payload()
|
|
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook'), FAKE_RANDOM_STRING)
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook_user_email'), self.user.email)
|
|
|
|
@override_settings(
|
|
OIDC_IDTOKEN_PROCESSING_HOOK=[
|
|
'oidc_provider.tests.app.utils.fake_idtoken_processing_hook',
|
|
'oidc_provider.tests.app.utils.fake_idtoken_processing_hook2',
|
|
]
|
|
)
|
|
def test_additional_idtoken_processing_hook_two_elements_in_list(self):
|
|
"""
|
|
Test custom function for setting OIDC_IDTOKEN_PROCESSING_HOOK.
|
|
"""
|
|
code = self._create_code()
|
|
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
id_token = JWT().unpack(response_dic['id_token'].encode('utf-8')).payload()
|
|
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook'), FAKE_RANDOM_STRING)
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook_user_email'), self.user.email)
|
|
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook2'), FAKE_RANDOM_STRING)
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook_user_email2'), self.user.email)
|
|
|
|
@override_settings(
|
|
OIDC_IDTOKEN_PROCESSING_HOOK=(
|
|
'oidc_provider.tests.app.utils.fake_idtoken_processing_hook',
|
|
'oidc_provider.tests.app.utils.fake_idtoken_processing_hook2',
|
|
)
|
|
)
|
|
def test_additional_idtoken_processing_hook_two_elements_in_tuple(self):
|
|
"""
|
|
Test custom function for setting OIDC_IDTOKEN_PROCESSING_HOOK.
|
|
"""
|
|
code = self._create_code()
|
|
|
|
post_data = self._auth_code_post_data(code=code.code)
|
|
|
|
response = self._post_request(post_data)
|
|
|
|
response_dic = json.loads(response.content.decode('utf-8'))
|
|
id_token = JWT().unpack(response_dic['id_token'].encode('utf-8')).payload()
|
|
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook'), FAKE_RANDOM_STRING)
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook_user_email'), self.user.email)
|
|
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook2'), FAKE_RANDOM_STRING)
|
|
self.assertEqual(id_token.get('test_idtoken_processing_hook_user_email2'), self.user.email)
|