File: test_openid_code_grant.py

package info (click to toggle)
python-authlib 1.6.1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 3,016 kB
  • sloc: python: 26,998; makefile: 53; sh: 14
file content (337 lines) | stat: -rw-r--r-- 10,512 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
import time

from flask import current_app
from flask import json

from authlib.common.urls import url_decode
from authlib.common.urls import url_encode
from authlib.common.urls import urlparse
from authlib.jose import jwt
from authlib.oauth2.rfc6749.grants import (
    AuthorizationCodeGrant as _AuthorizationCodeGrant,
)
from authlib.oidc.core import CodeIDToken
from authlib.oidc.core.grants import OpenIDCode as _OpenIDCode
from tests.util import read_file_path

from .models import Client
from .models import CodeGrantMixin
from .models import User
from .models import db
from .models import exists_nonce
from .models import save_authorization_code
from .oauth2_server import TestCase
from .oauth2_server import create_authorization_server


class AuthorizationCodeGrant(CodeGrantMixin, _AuthorizationCodeGrant):
    def save_authorization_code(self, code, request):
        return save_authorization_code(code, request)


class OpenIDCode(_OpenIDCode):
    def get_jwt_config(self, grant):
        key = current_app.config["OAUTH2_JWT_KEY"]
        alg = current_app.config["OAUTH2_JWT_ALG"]
        iss = current_app.config["OAUTH2_JWT_ISS"]
        return dict(key=key, alg=alg, iss=iss, exp=3600)

    def exists_nonce(self, nonce, request):
        return exists_nonce(nonce, request)

    def generate_user_info(self, user, scopes):
        return user.generate_user_info(scopes)


class BaseTestCase(TestCase):
    def config_app(self):
        self.app.config.update(
            {
                "OAUTH2_JWT_ISS": "Authlib",
                "OAUTH2_JWT_KEY": "secret",
                "OAUTH2_JWT_ALG": "HS256",
            }
        )

    def prepare_data(self, require_nonce=False):
        self.config_app()
        server = create_authorization_server(self.app)
        server.register_grant(
            AuthorizationCodeGrant, [OpenIDCode(require_nonce=require_nonce)]
        )

        user = User(username="foo")
        db.session.add(user)
        db.session.commit()

        client = Client(
            user_id=user.id,
            client_id="code-client",
            client_secret="code-secret",
        )
        client.set_client_metadata(
            {
                "redirect_uris": ["https://a.b"],
                "scope": "openid profile address",
                "response_types": ["code"],
                "grant_types": ["authorization_code"],
            }
        )
        db.session.add(client)
        db.session.commit()


class OpenIDCodeTest(BaseTestCase):
    def test_authorize_token(self):
        self.prepare_data()
        auth_request_time = time.time()
        rv = self.client.post(
            "/oauth/authorize",
            data={
                "response_type": "code",
                "client_id": "code-client",
                "state": "bar",
                "scope": "openid profile",
                "redirect_uri": "https://a.b",
                "user_id": "1",
            },
        )
        assert "code=" in rv.location

        params = dict(url_decode(urlparse.urlparse(rv.location).query))
        assert params["state"] == "bar"

        code = params["code"]
        headers = self.create_basic_header("code-client", "code-secret")
        rv = self.client.post(
            "/oauth/token",
            data={
                "grant_type": "authorization_code",
                "redirect_uri": "https://a.b",
                "code": code,
            },
            headers=headers,
        )
        resp = json.loads(rv.data)
        assert "access_token" in resp
        assert "id_token" in resp

        claims = jwt.decode(
            resp["id_token"],
            "secret",
            claims_cls=CodeIDToken,
            claims_options={"iss": {"value": "Authlib"}},
        )
        claims.validate()
        assert claims["auth_time"] >= int(auth_request_time)
        assert claims["acr"] == "urn:mace:incommon:iap:silver"
        assert claims["amr"] == ["pwd", "otp"]

    def test_pure_code_flow(self):
        self.prepare_data()
        rv = self.client.post(
            "/oauth/authorize",
            data={
                "response_type": "code",
                "client_id": "code-client",
                "state": "bar",
                "scope": "profile",
                "redirect_uri": "https://a.b",
                "user_id": "1",
            },
        )
        assert "code=" in rv.location

        params = dict(url_decode(urlparse.urlparse(rv.location).query))
        assert params["state"] == "bar"

        code = params["code"]
        headers = self.create_basic_header("code-client", "code-secret")
        rv = self.client.post(
            "/oauth/token",
            data={
                "grant_type": "authorization_code",
                "redirect_uri": "https://a.b",
                "code": code,
            },
            headers=headers,
        )
        resp = json.loads(rv.data)
        assert "access_token" in resp
        assert "id_token" not in resp

    def test_require_nonce(self):
        self.prepare_data(require_nonce=True)
        rv = self.client.post(
            "/oauth/authorize",
            data={
                "response_type": "code",
                "client_id": "code-client",
                "user_id": "1",
                "state": "bar",
                "scope": "openid profile",
                "redirect_uri": "https://a.b",
            },
        )
        params = dict(url_decode(urlparse.urlparse(rv.location).query))
        assert params["error"] == "invalid_request"
        assert params["error_description"] == "Missing 'nonce' in request."

    def test_nonce_replay(self):
        self.prepare_data()
        data = {
            "response_type": "code",
            "client_id": "code-client",
            "user_id": "1",
            "state": "bar",
            "nonce": "abc",
            "scope": "openid profile",
            "redirect_uri": "https://a.b",
        }
        rv = self.client.post("/oauth/authorize", data=data)
        assert "code=" in rv.location

        rv = self.client.post("/oauth/authorize", data=data)
        assert "error=" in rv.location

    def test_prompt(self):
        self.prepare_data()
        params = [
            ("response_type", "code"),
            ("client_id", "code-client"),
            ("state", "bar"),
            ("nonce", "abc"),
            ("scope", "openid profile"),
            ("redirect_uri", "https://a.b"),
        ]
        query = url_encode(params)
        rv = self.client.get("/oauth/authorize?" + query)
        assert rv.data == b"login"

        query = url_encode(params + [("user_id", "1")])
        rv = self.client.get("/oauth/authorize?" + query)
        assert rv.data == b"ok"

        query = url_encode(params + [("prompt", "login")])
        rv = self.client.get("/oauth/authorize?" + query)
        assert rv.data == b"login"

        query = url_encode(params + [("user_id", "1"), ("prompt", "login")])
        rv = self.client.get("/oauth/authorize?" + query)
        assert rv.data == b"login"

    def test_prompt_none_not_logged(self):
        self.prepare_data()
        params = [
            ("response_type", "code"),
            ("client_id", "code-client"),
            ("state", "bar"),
            ("nonce", "abc"),
            ("scope", "openid profile"),
            ("redirect_uri", "https://a.b"),
            ("prompt", "none"),
        ]
        query = url_encode(params)
        rv = self.client.get("/oauth/authorize?" + query)

        params = dict(url_decode(urlparse.urlparse(rv.location).query))
        assert params["error"] == "login_required"
        assert params["state"] == "bar"


class RSAOpenIDCodeTest(BaseTestCase):
    def config_app(self):
        self.app.config.update(
            {
                "OAUTH2_JWT_ISS": "Authlib",
                "OAUTH2_JWT_KEY": read_file_path("jwk_private.json"),
                "OAUTH2_JWT_ALG": "RS256",
            }
        )

    def get_validate_key(self):
        return read_file_path("jwk_public.json")

    def test_authorize_token(self):
        # generate refresh token
        self.prepare_data()
        rv = self.client.post(
            "/oauth/authorize",
            data={
                "response_type": "code",
                "client_id": "code-client",
                "state": "bar",
                "scope": "openid profile",
                "redirect_uri": "https://a.b",
                "user_id": "1",
            },
        )
        assert "code=" in rv.location

        params = dict(url_decode(urlparse.urlparse(rv.location).query))
        assert params["state"] == "bar"

        code = params["code"]
        headers = self.create_basic_header("code-client", "code-secret")
        rv = self.client.post(
            "/oauth/token",
            data={
                "grant_type": "authorization_code",
                "redirect_uri": "https://a.b",
                "code": code,
            },
            headers=headers,
        )
        resp = json.loads(rv.data)
        assert "access_token" in resp
        assert "id_token" in resp

        claims = jwt.decode(
            resp["id_token"],
            self.get_validate_key(),
            claims_cls=CodeIDToken,
            claims_options={"iss": {"value": "Authlib"}},
        )
        claims.validate()


class JWKSOpenIDCodeTest(RSAOpenIDCodeTest):
    def config_app(self):
        self.app.config.update(
            {
                "OAUTH2_JWT_ISS": "Authlib",
                "OAUTH2_JWT_KEY": read_file_path("jwks_private.json"),
                "OAUTH2_JWT_ALG": "PS256",
            }
        )

    def get_validate_key(self):
        return read_file_path("jwks_public.json")


class ECOpenIDCodeTest(RSAOpenIDCodeTest):
    def config_app(self):
        self.app.config.update(
            {
                "OAUTH2_JWT_ISS": "Authlib",
                "OAUTH2_JWT_KEY": read_file_path("secp521r1-private.json"),
                "OAUTH2_JWT_ALG": "ES512",
            }
        )

    def get_validate_key(self):
        return read_file_path("secp521r1-public.json")


class PEMOpenIDCodeTest(RSAOpenIDCodeTest):
    def config_app(self):
        self.app.config.update(
            {
                "OAUTH2_JWT_ISS": "Authlib",
                "OAUTH2_JWT_KEY": read_file_path("rsa_private.pem"),
                "OAUTH2_JWT_ALG": "RS256",
            }
        )

    def get_validate_key(self):
        return read_file_path("rsa_public.pem")