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from flask import json
from authlib.common.urls import url_decode
from authlib.common.urls import urlparse
from authlib.oauth2.rfc6749.grants import (
AuthorizationCodeGrant as _AuthorizationCodeGrant,
)
from .models import AuthorizationCode
from .models import Client
from .models import CodeGrantMixin
from .models import User
from .models import db
from .models import save_authorization_code
from .oauth2_server import TestCase
from .oauth2_server import create_authorization_server
class AuthorizationCodeGrant(CodeGrantMixin, _AuthorizationCodeGrant):
TOKEN_ENDPOINT_AUTH_METHODS = ["client_secret_basic", "client_secret_post", "none"]
def save_authorization_code(self, code, request):
return save_authorization_code(code, request)
class AuthorizationCodeTest(TestCase):
LAZY_INIT = False
def register_grant(self, server):
server.register_grant(AuthorizationCodeGrant)
def prepare_data(
self,
is_confidential=True,
response_type="code",
grant_type="authorization_code",
token_endpoint_auth_method="client_secret_basic",
):
server = create_authorization_server(self.app, self.LAZY_INIT)
self.register_grant(server)
self.server = server
user = User(username="foo")
db.session.add(user)
db.session.commit()
if is_confidential:
client_secret = "code-secret"
else:
client_secret = ""
client = Client(
user_id=user.id,
client_id="code-client",
client_secret=client_secret,
)
client.set_client_metadata(
{
"redirect_uris": ["https://a.b"],
"scope": "profile address",
"token_endpoint_auth_method": token_endpoint_auth_method,
"response_types": [response_type],
"grant_types": grant_type.splitlines(),
}
)
self.authorize_url = "/oauth/authorize?response_type=code&client_id=code-client"
db.session.add(client)
db.session.commit()
def test_get_authorize(self):
self.prepare_data()
rv = self.client.get(self.authorize_url)
assert rv.data == b"ok"
def test_invalid_client_id(self):
self.prepare_data()
url = "/oauth/authorize?response_type=code"
rv = self.client.get(url)
assert b"invalid_client" in rv.data
url = "/oauth/authorize?response_type=code&client_id=invalid"
rv = self.client.get(url)
assert b"invalid_client" in rv.data
def test_invalid_authorize(self):
self.prepare_data()
rv = self.client.post(self.authorize_url)
assert "error=access_denied" in rv.location
self.server.scopes_supported = ["profile"]
rv = self.client.post(self.authorize_url + "&scope=invalid&state=foo")
assert "error=invalid_scope" in rv.location
assert "state=foo" in rv.location
def test_unauthorized_client(self):
self.prepare_data(True, "token")
rv = self.client.get(self.authorize_url)
assert "unauthorized_client" in rv.location
def test_invalid_client(self):
self.prepare_data()
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
"code": "invalid",
"client_id": "invalid-id",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_client"
headers = self.create_basic_header("code-client", "invalid-secret")
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
"code": "invalid",
},
headers=headers,
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_client"
assert resp["error_uri"] == "https://a.b/e#invalid_client"
def test_invalid_code(self):
self.prepare_data()
headers = self.create_basic_header("code-client", "code-secret")
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
},
headers=headers,
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_request"
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
"code": "invalid",
},
headers=headers,
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_grant"
code = AuthorizationCode(code="no-user", client_id="code-client", user_id=0)
db.session.add(code)
db.session.commit()
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
"code": "no-user",
},
headers=headers,
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_grant"
def test_invalid_redirect_uri(self):
self.prepare_data()
uri = self.authorize_url + "&redirect_uri=https%3A%2F%2Fa.c"
rv = self.client.post(uri, data={"user_id": "1"})
resp = json.loads(rv.data)
assert resp["error"] == "invalid_request"
uri = self.authorize_url + "&redirect_uri=https%3A%2F%2Fa.b"
rv = self.client.post(uri, data={"user_id": "1"})
assert "code=" in rv.location
params = dict(url_decode(urlparse.urlparse(rv.location).query))
code = params["code"]
headers = self.create_basic_header("code-client", "code-secret")
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
"code": code,
},
headers=headers,
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_grant"
def test_invalid_grant_type(self):
self.prepare_data(
False, token_endpoint_auth_method="none", grant_type="invalid"
)
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
"client_id": "code-client",
"code": "a",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "unauthorized_client"
def test_authorize_token_no_refresh_token(self):
self.app.config.update({"OAUTH2_REFRESH_TOKEN_GENERATOR": True})
self.prepare_data(False, token_endpoint_auth_method="none")
rv = self.client.post(self.authorize_url, data={"user_id": "1"})
assert "code=" in rv.location
params = dict(url_decode(urlparse.urlparse(rv.location).query))
code = params["code"]
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
"code": code,
"client_id": "code-client",
},
)
resp = json.loads(rv.data)
assert "access_token" in resp
assert "refresh_token" not in resp
def test_authorize_token_has_refresh_token(self):
# generate refresh token
self.app.config.update({"OAUTH2_REFRESH_TOKEN_GENERATOR": True})
self.prepare_data(grant_type="authorization_code\nrefresh_token")
url = self.authorize_url + "&state=bar"
rv = self.client.post(url, data={"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",
"code": code,
},
headers=headers,
)
resp = json.loads(rv.data)
assert "access_token" in resp
assert "refresh_token" in resp
def test_invalid_multiple_request_parameters(self):
self.prepare_data()
url = (
self.authorize_url
+ "&scope=profile&state=bar&redirect_uri=https%3A%2F%2Fa.b&response_type=code"
)
rv = self.client.get(url)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_request"
assert resp["error_description"] == "Multiple 'response_type' in request."
def test_client_secret_post(self):
self.app.config.update({"OAUTH2_REFRESH_TOKEN_GENERATOR": True})
self.prepare_data(
grant_type="authorization_code\nrefresh_token",
token_endpoint_auth_method="client_secret_post",
)
url = self.authorize_url + "&state=bar"
rv = self.client.post(url, data={"user_id": "1"})
assert "code=" in rv.location
params = dict(url_decode(urlparse.urlparse(rv.location).query))
assert params["state"] == "bar"
code = params["code"]
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
"client_id": "code-client",
"client_secret": "code-secret",
"code": code,
},
)
resp = json.loads(rv.data)
assert "access_token" in resp
assert "refresh_token" in resp
def test_token_generator(self):
m = "tests.flask.test_oauth2.oauth2_server:token_generator"
self.app.config.update({"OAUTH2_ACCESS_TOKEN_GENERATOR": m})
self.prepare_data(False, token_endpoint_auth_method="none")
rv = self.client.post(self.authorize_url, data={"user_id": "1"})
assert "code=" in rv.location
params = dict(url_decode(urlparse.urlparse(rv.location).query))
code = params["code"]
rv = self.client.post(
"/oauth/token",
data={
"grant_type": "authorization_code",
"code": code,
"client_id": "code-client",
},
)
resp = json.loads(rv.data)
assert "access_token" in resp
assert "c-authorization_code.1." in resp["access_token"]
|
