Files
classquiz-ai/classquiz/oauth/authenticate_user.py
T
2023-06-30 13:16:12 +02:00

73 lines
2.7 KiB
Python

# SPDX-FileCopyrightText: 2023 Marlon W (Mawoka)
#
# SPDX-License-Identifier: MPL-2.0
from classquiz.db.models import User, UserSession
from fastapi import Response, Request, HTTPException
import os
import uuid
from classquiz.config import settings, redis
from datetime import timedelta, datetime
from classquiz.auth import create_access_token
settings = settings()
async def log_user_in(user: User, request: Request, response: Response):
if user is None:
raise HTTPException(status_code=401, detail="User not matched!")
remote_ip = None
if request.headers.get("X-Forwarded-For") is None:
remote_ip = request.client.host
else:
if "," in request.headers.get("X-Forwarded-For"):
remote_ip = request.headers.get("X-Forwarded-For").split(", ")[0]
else:
remote_ip = request.headers.get("X-Forwarded-For")
session_key = os.urandom(32).hex()
user_session = UserSession(
user=user,
session_key=session_key,
ip_address=remote_ip,
user_agent=request.headers.get("User-Agent"),
id=uuid.uuid4(),
)
await user_session.save()
# await user_session.save()
access_token_expires = timedelta(minutes=settings.access_token_expire_minutes)
access_token = create_access_token(data={"sub": user.email}, expires_delta=access_token_expires)
await redis.set(access_token, user.email, ex=settings.access_token_expire_minutes * 60)
response.set_cookie(
key="access_token",
value=f"Bearer {access_token}",
httponly=True,
samesite="lax",
max_age=60 * 60 * 24 * 365,
)
response.set_cookie(
key="rememberme_token", value=session_key, httponly=True, samesite="lax", max_age=60 * 60 * 24 * 365
)
return {"access_token": access_token, "token_type": "bearer"}
async def rememberme_check(rememberme_token: str, response: Response):
user_session: UserSession | None = (
await UserSession.objects.filter(session_key=rememberme_token).select_related(UserSession.user).get_or_none()
)
if (user_session is None) or (user_session.user is None):
raise HTTPException(status_code=401, detail="No user session")
access_token_expires = timedelta(minutes=settings.access_token_expire_minutes * 60)
access_token = create_access_token(data={"sub": user_session.user.email}, expires_delta=access_token_expires)
response.set_cookie(
key="access_token",
value=f"Bearer {access_token}",
httponly=True,
samesite="lax",
max_age=60 * 60 * 24 * 365,
)
response.set_cookie(key="expiry", value="", max_age=settings.access_token_expire_minutes * 60)
response.status_code = 200
await user_session.update(last_seen=datetime.now())