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providers/oauth2: initial client_credentials grant support
Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>
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174 changes: 174 additions & 0 deletions
174
authentik/providers/oauth2/tests/test_token_client_credentials.py
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,174 @@ | ||
| """Test token view""" | ||
| from json import loads | ||
|
|
||
| from django.test import RequestFactory | ||
| from django.urls import reverse | ||
| from jwt import decode | ||
|
|
||
| from authentik.core.models import USER_ATTRIBUTE_SA, Application, Group, Token, TokenIntents | ||
| from authentik.core.tests.utils import create_test_admin_user, create_test_cert, create_test_flow | ||
| from authentik.lib.generators import generate_id, generate_key | ||
| from authentik.managed.manager import ObjectManager | ||
| from authentik.policies.models import PolicyBinding | ||
| from authentik.providers.oauth2.constants import ( | ||
| GRANT_TYPE_CLIENT_CREDENTIALS, | ||
| SCOPE_OPENID, | ||
| SCOPE_OPENID_EMAIL, | ||
| SCOPE_OPENID_PROFILE, | ||
| ) | ||
| from authentik.providers.oauth2.errors import TokenError | ||
| from authentik.providers.oauth2.models import OAuth2Provider, ScopeMapping | ||
| from authentik.providers.oauth2.tests.utils import OAuthTestCase | ||
|
|
||
|
|
||
| class TestTokenClientCredentials(OAuthTestCase): | ||
| """Test token (client_credentials) view""" | ||
|
|
||
| def setUp(self) -> None: | ||
| super().setUp() | ||
| ObjectManager().run() | ||
| self.factory = RequestFactory() | ||
| self.provider = OAuth2Provider.objects.create( | ||
| name="test", | ||
| client_id=generate_id(), | ||
| client_secret=generate_key(), | ||
| authorization_flow=create_test_flow(), | ||
| redirect_uris="http://testserver", | ||
| signing_key=create_test_cert(), | ||
| ) | ||
| self.provider.property_mappings.set(ScopeMapping.objects.all()) | ||
| self.app = Application.objects.create(name="test", slug="test", provider=self.provider) | ||
| self.user = create_test_admin_user("sa") | ||
| self.user.attributes[USER_ATTRIBUTE_SA] = True | ||
| self.user.save() | ||
| self.token = Token.objects.create( | ||
| identifier="sa-token", | ||
| user=self.user, | ||
| intent=TokenIntents.INTENT_APP_PASSWORD, | ||
| expiring=False, | ||
| ) | ||
|
|
||
| def test_wrong_user(self): | ||
| """test invalid username""" | ||
| response = self.client.post( | ||
| reverse("authentik_providers_oauth2:token"), | ||
| { | ||
| "grant_type": GRANT_TYPE_CLIENT_CREDENTIALS, | ||
| "scope": SCOPE_OPENID, | ||
| "client_id": self.provider.client_id, | ||
| "username": "saa", | ||
| "password": self.token.key, | ||
| }, | ||
| ) | ||
| self.assertEqual(response.status_code, 400) | ||
| self.assertJSONEqual( | ||
| response.content.decode(), | ||
| {"error": "invalid_grant", "error_description": TokenError.errors["invalid_grant"]}, | ||
| ) | ||
|
|
||
| def test_wrong_token(self): | ||
| """test invalid token""" | ||
| response = self.client.post( | ||
| reverse("authentik_providers_oauth2:token"), | ||
| { | ||
| "grant_type": GRANT_TYPE_CLIENT_CREDENTIALS, | ||
| "scope": SCOPE_OPENID, | ||
| "client_id": self.provider.client_id, | ||
| "username": "sa", | ||
| "password": self.token.key + "foo", | ||
| }, | ||
| ) | ||
| self.assertEqual(response.status_code, 400) | ||
| self.assertJSONEqual( | ||
| response.content.decode(), | ||
| {"error": "invalid_grant", "error_description": TokenError.errors["invalid_grant"]}, | ||
| ) | ||
|
|
||
| def test_non_sa(self): | ||
| """test non service-account""" | ||
| self.user.attributes[USER_ATTRIBUTE_SA] = False | ||
| self.user.save() | ||
| response = self.client.post( | ||
| reverse("authentik_providers_oauth2:token"), | ||
| { | ||
| "grant_type": GRANT_TYPE_CLIENT_CREDENTIALS, | ||
| "scope": SCOPE_OPENID, | ||
| "client_id": self.provider.client_id, | ||
| "username": "sa", | ||
| "password": self.token.key, | ||
| }, | ||
| ) | ||
| self.assertEqual(response.status_code, 400) | ||
| self.assertJSONEqual( | ||
| response.content.decode(), | ||
| {"error": "invalid_grant", "error_description": TokenError.errors["invalid_grant"]}, | ||
| ) | ||
|
|
||
| def test_no_provider(self): | ||
| """test no provider""" | ||
| self.app.provider = None | ||
| self.app.save() | ||
| response = self.client.post( | ||
| reverse("authentik_providers_oauth2:token"), | ||
| { | ||
| "grant_type": GRANT_TYPE_CLIENT_CREDENTIALS, | ||
| "scope": SCOPE_OPENID, | ||
| "client_id": self.provider.client_id, | ||
| "username": "sa", | ||
| "password": self.token.key, | ||
| }, | ||
| ) | ||
| self.assertEqual(response.status_code, 400) | ||
| self.assertJSONEqual( | ||
| response.content.decode(), | ||
| {"error": "invalid_grant", "error_description": TokenError.errors["invalid_grant"]}, | ||
| ) | ||
|
|
||
| def test_permission_denied(self): | ||
| """test permission denied""" | ||
| group = Group.objects.create(name="foo") | ||
| PolicyBinding.objects.create( | ||
| group=group, | ||
| target=self.app, | ||
| order=0, | ||
| ) | ||
| response = self.client.post( | ||
| reverse("authentik_providers_oauth2:token"), | ||
| { | ||
| "grant_type": GRANT_TYPE_CLIENT_CREDENTIALS, | ||
| "scope": SCOPE_OPENID, | ||
| "client_id": self.provider.client_id, | ||
| "username": "sa", | ||
| "password": self.token.key, | ||
| }, | ||
| ) | ||
| self.assertEqual(response.status_code, 400) | ||
| self.assertJSONEqual( | ||
| response.content.decode(), | ||
| {"error": "invalid_grant", "error_description": TokenError.errors["invalid_grant"]}, | ||
| ) | ||
|
|
||
| def test_successful(self): | ||
| """test successful""" | ||
| response = self.client.post( | ||
| reverse("authentik_providers_oauth2:token"), | ||
| { | ||
| "grant_type": GRANT_TYPE_CLIENT_CREDENTIALS, | ||
| "scope": f"{SCOPE_OPENID} {SCOPE_OPENID_EMAIL} {SCOPE_OPENID_PROFILE}", | ||
| "client_id": self.provider.client_id, | ||
| "username": "sa", | ||
| "password": self.token.key, | ||
| }, | ||
| ) | ||
| self.assertEqual(response.status_code, 200) | ||
| body = loads(response.content.decode()) | ||
| self.assertEqual(body["token_type"], "bearer") | ||
| _, alg = self.provider.get_jwt_key() | ||
| jwt = decode( | ||
| body["access_token"], | ||
| key=self.provider.signing_key.public_key, | ||
| algorithms=[alg], | ||
| audience=self.provider.client_id, | ||
| ) | ||
| self.assertEqual(jwt["given_name"], self.user.name) | ||
| self.assertEqual(jwt["preferred_username"], self.user.username) |
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