Spaces:
Sleeping
Sleeping
File size: 2,531 Bytes
ce1e651 401aaf2 ce1e651 401aaf2 ce1e651 401aaf2 ce1e651 401aaf2 ce1e651 401aaf2 ce1e651 401aaf2 ce1e651 401aaf2 ce1e651 401aaf2 | 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 | import logging
import os
from datetime import datetime, timedelta, timezone
from typing import Optional
from jose import JWTError, jwt
from passlib.context import CryptContext
from fastapi import Depends, Request
from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
from sqlalchemy.orm import Session
from .database import get_db
from .models import User
logger = logging.getLogger(__name__)
SECRET_KEY = os.environ.get("SECRET_KEY", "dev-fallback-key-change-in-production")
ALGORITHM = "HS256"
ACCESS_TOKEN_EXPIRE_MINUTES = 60 * 24 * 7 # 7 days
COOKIE_NAME = "satellite_token"
pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
security = HTTPBearer(auto_error=False)
def verify_password(plain_password: str, hashed_password: str) -> bool:
return pwd_context.verify(plain_password, hashed_password)
def get_password_hash(password: str) -> str:
return pwd_context.hash(password)
def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
to_encode = data.copy()
expire = datetime.now(timezone.utc) + (expires_delta or timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES))
to_encode.update({"exp": expire})
return jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
def get_user_by_email(db: Session, email: str) -> Optional[User]:
return db.query(User).filter(User.email == email).first()
def get_user_by_id(db: Session, user_id: int) -> Optional[User]:
return db.query(User).filter(User.id == user_id).first()
def get_user_from_token(token: str, db: Session) -> Optional[User]:
"""Resolve user from JWT token."""
if not token:
return None
try:
payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
user_id_str = payload.get("sub")
if user_id_str is None:
return None
try:
user_id = int(user_id_str)
except (ValueError, TypeError):
logger.warning("JWT 'sub' claim is not a valid integer")
return None
except JWTError:
return None
return get_user_by_id(db, user_id)
def get_current_user(
request: Request,
credentials: Optional[HTTPAuthorizationCredentials] = Depends(security),
db: Session = Depends(get_db),
) -> Optional[User]:
if credentials:
user = get_user_from_token(credentials.credentials, db)
if user:
return user
token = request.cookies.get(COOKIE_NAME)
if token:
return get_user_from_token(token, db)
return None
|