52e8190211
- FastAPI backend with JWT auth - PostgreSQL database schema - Trees and Sessions CRUD APIs - Export functionality (Markdown, Text, HTML) - Docker setup for local development - Alembic migrations
83 lines
2.3 KiB
Python
83 lines
2.3 KiB
Python
from typing import Annotated
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from uuid import UUID
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from fastapi import Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy import select
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from app.core.database import get_db
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from app.core.security import decode_token
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from app.models.user import User
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/v1/auth/login")
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async def get_current_user(
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db: Annotated[AsyncSession, Depends(get_db)],
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token: Annotated[str, Depends(oauth2_scheme)]
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) -> User:
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"""Get current authenticated user from JWT token."""
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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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payload = decode_token(token)
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if payload is None:
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raise credentials_exception
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token_type = payload.get("type")
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if token_type != "access":
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raise credentials_exception
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user_id: str = payload.get("sub")
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if user_id is None:
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raise credentials_exception
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try:
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user_uuid = UUID(user_id)
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except ValueError:
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raise credentials_exception
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result = await db.execute(select(User).where(User.id == user_uuid))
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user = result.scalar_one_or_none()
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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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) -> User:
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"""Ensure user is active (not disabled)."""
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# For now, all users are considered active
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# Add logic here if you add an is_active field to User
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return current_user
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async def require_admin(
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current_user: Annotated[User, Depends(get_current_active_user)]
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) -> User:
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"""Require admin role."""
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if current_user.role != "admin":
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Admin access required"
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)
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return current_user
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async def require_engineer_or_admin(
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current_user: Annotated[User, Depends(get_current_active_user)]
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) -> User:
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"""Require engineer or admin role."""
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if current_user.role not in ("admin", "engineer"):
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Engineer or admin access required"
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)
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return current_user
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