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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")
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