f207cc3c64
- Set up project structure with FastAPI and dependency files - Configure SQLAlchemy with SQLite database - Implement user authentication using JWT tokens - Create comprehensive API routes for user management - Add health check endpoint for application monitoring - Set up Alembic for database migrations - Add detailed documentation in README.md
88 lines
2.2 KiB
Python
88 lines
2.2 KiB
Python
from fastapi import Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer
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from jose import jwt, JWTError
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from sqlalchemy.orm import Session
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from app.core.config import settings
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from app.db.session import get_db
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from app.models.user import User
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from app.schemas.token import TokenPayload
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# OAuth2 scheme for token authentication
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl=f"{settings.API_V1_PREFIX}/auth/login")
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def get_current_user(
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db: Session = Depends(get_db),
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token: str = Depends(oauth2_scheme),
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) -> User:
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"""
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Get the current user based on the provided JWT token.
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Args:
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db: Database session.
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token: JWT token from the Authorization header.
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Returns:
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The current authenticated user.
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Raises:
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HTTPException: If the token is invalid or the user is not found.
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"""
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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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# Decode JWT token
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payload = jwt.decode(
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token, settings.SECRET_KEY, algorithms=[settings.ALGORITHM]
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)
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token_data = TokenPayload(**payload)
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if token_data.sub is None:
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raise credentials_exception
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except JWTError:
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raise credentials_exception
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# Get the user from the database
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user = db.query(User).filter(User.id == token_data.sub).first()
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if user is None:
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raise credentials_exception
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if not user.is_active:
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raise HTTPException(
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status_code=status.HTTP_400_BAD_REQUEST,
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detail="Inactive user",
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)
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return user
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def get_current_active_superuser(
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current_user: User = Depends(get_current_user),
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) -> User:
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"""
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Get the current user and verify they are a superuser.
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Args:
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current_user: Current authenticated user.
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Returns:
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The current authenticated superuser.
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Raises:
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HTTPException: If the user is not a superuser.
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"""
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if not current_user.is_superuser:
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Not enough permissions",
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)
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return current_user
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