98 lines
3.1 KiB
Python
98 lines
3.1 KiB
Python
from datetime import datetime, timedelta
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from typing import Annotated, Union
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from fastapi import Depends, FastAPI, HTTPException, status, Response
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from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm
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from jose import JWTError, jwt
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from passlib.context import CryptContext
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from sqlalchemy.orm import Session
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from sqlalchemy import select
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from .db import Session, database
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from .models import UserDatabase
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from .schema import Token, TokenData, UserInDB, User
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SECRET_KEY = "09d25e094faa6ca2556c818166b7a9563b93f7099f6f0f4caa6cf63b88e8d3e7"
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ALGORITHM = "HS256"
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ACCESS_TOKEN_EXPIRE_MINUTES = 30
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# fake_users_db = {
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# "johndoe": {
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# "email": "johndoe",
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# "full_name": "John Doe",
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# "email": "johndoe@example.com",
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# "hashed_password": "$2b$12$EixZaYVK1fsbw1ZfbX3OXePaWxn96p36WQoeG6Lruj3vjPGga31lW",
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# "disabled": False,
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# }
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# }
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pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")
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def verify_password(plain_password, hashed_password):
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return pwd_context.verify(plain_password, hashed_password)
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def get_password_hash(password):
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return pwd_context.hash(password)
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# проблема здесь
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def get_user(db: Session, email: str):
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user_with_required_email = db.query(UserDatabase).filter(UserDatabase.email == email).first()
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print(user_with_required_email)
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if user_with_required_email:
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return user_with_required_email
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return None
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def authenticate_user(db: Session, email: str, password: str):
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user = get_user(db, email)
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if not user:
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return False
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if not verify_password(password, user.hashed_password):
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return False
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return user
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def create_access_token(data: dict, expires_delta: Union[timedelta, None] = None):
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to_encode = data.copy()
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if expires_delta:
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expire = datetime.utcnow() + expires_delta
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else:
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expire = datetime.utcnow() + timedelta(minutes=15)
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to_encode.update({"exp": expire})
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encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
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return encoded_jwt
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async def get_current_user(db: Session, token: Annotated[str, Depends(oauth2_scheme)]):
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credentials_exception = HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Could not validate credentials",
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headers={"WWW-Authenticate": "Bearer"},
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)
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try:
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payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
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email: str = payload.get("sub")
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if email is None:
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raise credentials_exception
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token_data = TokenData(email=email)
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except JWTError:
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raise credentials_exception
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user = get_user(db, email=token_data.email)
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if user == None:
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raise credentials_exception
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return user
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async def get_current_active_user(
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current_user: Annotated[User, Depends(get_current_user)]
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):
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if current_user.disabled:
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raise HTTPException(status_code=400, detail="Inactive user")
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return current_user |