f855433652
This commit adds an is_admin field to the User model definition in user.py. It is set to False by default and has been updated in fake_users_db for both users. Also, there were some code formatting changes made in auth.py.
77 lines
2.3 KiB
Python
77 lines
2.3 KiB
Python
from typing import Annotated
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from fastapi import Depends, HTTPException, status
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from passlib.context import CryptContext
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from jose import JWTError, jwt
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from datetime import datetime, timedelta, timezone
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from fastapi.security import OAuth2PasswordBearer
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from ..models.token import TokenData
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from ..models.user import get_user, fake_users_db, User
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# to get a string like this run:
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# openssl rand -hex 32
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SECRET_KEY = "698619adad2d916f1f32d264540976964b3c0d3828e0870a65add5800a8cc6b9"
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ALGORITHM = "HS256"
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ACCESS_TOKEN_EXPIRE_MINUTES = 30
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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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def create_access_token(data: dict, expires_delta: timedelta = None):
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to_encode = data.copy()
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if expires_delta:
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expire = datetime.now(timezone.utc) + expires_delta
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else:
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expire = datetime.now(timezone.utc) + timedelta(minutes=15)
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to_encode["exp"] = expire
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return jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
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def authenticate_user(fake_db, username: str, password: str):
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user = get_user(fake_db, username)
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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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async def get_current_user(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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username: str = payload.get("sub")
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if username is None:
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raise credentials_exception
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token_data = TokenData(username=username)
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except JWTError as e:
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raise credentials_exception from e
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user = get_user(fake_users_db, username=token_data.username)
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if user is 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
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