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import time
from flask import json
from authlib.oauth2.rfc8628 import (
DeviceAuthorizationEndpoint as _DeviceAuthorizationEndpoint,
)
from authlib.oauth2.rfc8628 import DeviceCodeGrant as _DeviceCodeGrant
from authlib.oauth2.rfc8628 import DeviceCredentialDict
from .models import Client
from .models import User
from .models import db
from .oauth2_server import TestCase
from .oauth2_server import create_authorization_server
device_credentials = {
"valid-device": {
"client_id": "client",
"expires_in": 1800,
"user_code": "code",
},
"expired-token": {
"client_id": "client",
"expires_in": -100,
"user_code": "none",
},
"invalid-client": {
"client_id": "invalid",
"expires_in": 1800,
"user_code": "none",
},
"denied-code": {
"client_id": "client",
"expires_in": 1800,
"user_code": "denied",
},
"grant-code": {
"client_id": "client",
"expires_in": 1800,
"user_code": "code",
},
"pending-code": {
"client_id": "client",
"expires_in": 1800,
"user_code": "none",
},
}
class DeviceCodeGrant(_DeviceCodeGrant):
def query_device_credential(self, device_code):
data = device_credentials.get(device_code)
if not data:
return None
now = int(time.time())
data["expires_at"] = now + data["expires_in"]
data["device_code"] = device_code
data["scope"] = "profile"
data["interval"] = 5
data["verification_uri"] = "https://example.com/activate"
return DeviceCredentialDict(data)
def query_user_grant(self, user_code):
if user_code == "code":
return db.session.get(User, 1), True
if user_code == "denied":
return db.session.get(User, 1), False
return None
def should_slow_down(self, credential):
return False
class DeviceCodeGrantTest(TestCase):
def create_server(self):
server = create_authorization_server(self.app)
server.register_grant(DeviceCodeGrant)
self.server = server
return server
def prepare_data(self, grant_type=DeviceCodeGrant.GRANT_TYPE):
user = User(username="foo")
db.session.add(user)
db.session.commit()
client = Client(
user_id=user.id,
client_id="client",
client_secret="secret",
)
client.set_client_metadata(
{
"redirect_uris": ["http://localhost/authorized"],
"scope": "profile",
"grant_types": [grant_type],
"token_endpoint_auth_method": "none",
}
)
db.session.add(client)
db.session.commit()
def test_invalid_request(self):
self.create_server()
self.prepare_data()
rv = self.client.post(
"/oauth/token",
data={
"grant_type": DeviceCodeGrant.GRANT_TYPE,
"client_id": "test",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_request"
rv = self.client.post(
"/oauth/token",
data={
"grant_type": DeviceCodeGrant.GRANT_TYPE,
"device_code": "missing",
"client_id": "client",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_request"
def test_unauthorized_client(self):
self.create_server()
rv = self.client.post(
"/oauth/token",
data={
"grant_type": DeviceCodeGrant.GRANT_TYPE,
"device_code": "valid-device",
"client_id": "invalid",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_client"
self.prepare_data(grant_type="password")
rv = self.client.post(
"/oauth/token",
data={
"grant_type": DeviceCodeGrant.GRANT_TYPE,
"device_code": "valid-device",
"client_id": "client",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "unauthorized_client"
def test_invalid_client(self):
self.create_server()
self.prepare_data()
rv = self.client.post(
"/oauth/token",
data={
"grant_type": DeviceCodeGrant.GRANT_TYPE,
"device_code": "invalid-client",
"client_id": "invalid",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "invalid_client"
def test_expired_token(self):
self.create_server()
self.prepare_data()
rv = self.client.post(
"/oauth/token",
data={
"grant_type": DeviceCodeGrant.GRANT_TYPE,
"device_code": "expired-token",
"client_id": "client",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "expired_token"
def test_denied_by_user(self):
self.create_server()
self.prepare_data()
rv = self.client.post(
"/oauth/token",
data={
"grant_type": DeviceCodeGrant.GRANT_TYPE,
"device_code": "denied-code",
"client_id": "client",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "access_denied"
def test_authorization_pending(self):
self.create_server()
self.prepare_data()
rv = self.client.post(
"/oauth/token",
data={
"grant_type": DeviceCodeGrant.GRANT_TYPE,
"device_code": "pending-code",
"client_id": "client",
},
)
resp = json.loads(rv.data)
assert resp["error"] == "authorization_pending"
def test_get_access_token(self):
self.create_server()
self.prepare_data()
rv = self.client.post(
"/oauth/token",
data={
"grant_type": DeviceCodeGrant.GRANT_TYPE,
"device_code": "grant-code",
"client_id": "client",
},
)
resp = json.loads(rv.data)
assert "access_token" in resp
class DeviceAuthorizationEndpoint(_DeviceAuthorizationEndpoint):
def get_verification_uri(self):
return "https://example.com/activate"
def save_device_credential(self, client_id, scope, data):
pass
class DeviceAuthorizationEndpointTest(TestCase):
def create_server(self):
server = create_authorization_server(self.app)
server.register_endpoint(DeviceAuthorizationEndpoint)
self.server = server
@self.app.route("/device_authorize", methods=["POST"])
def device_authorize():
name = DeviceAuthorizationEndpoint.ENDPOINT_NAME
return server.create_endpoint_response(name)
return server
def test_missing_client_id(self):
self.create_server()
rv = self.client.post("/device_authorize", data={"scope": "profile"})
assert rv.status_code == 401
resp = json.loads(rv.data)
assert resp["error"] == "invalid_client"
def test_create_authorization_response(self):
self.create_server()
client = Client(
user_id=1,
client_id="client",
client_secret="secret",
)
db.session.add(client)
db.session.commit()
rv = self.client.post(
"/device_authorize",
data={
"client_id": "client",
},
)
assert rv.status_code == 200
resp = json.loads(rv.data)
assert "device_code" in resp
assert "user_code" in resp
assert resp["verification_uri"] == "https://example.com/activate"
assert (
resp["verification_uri_complete"]
== "https://example.com/activate?user_code=" + resp["user_code"]
)
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