loganandClaude Opus 4.7
439155c92e
FastAPI backend with auth, user, instance, ticket, query, dashboard APIs. React + TypeScript frontend with mock data UI (10 pages). SQLite + async SQLAlchemy, JWT auth, role-based access control. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
74 lines
2.4 KiB
Python
74 lines
2.4 KiB
Python
from datetime import datetime, timedelta, timezone
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from typing import Optional
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from jose import jwt, JWTError
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from passlib.context import CryptContext
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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 import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.core.config import get_settings
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from app.core.database import get_db
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pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/v1/auth/login")
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settings = get_settings()
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def verify_password(plain_password: str, hashed_password: str) -> bool:
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return pwd_context.verify(plain_password, hashed_password)
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def hash_password(password: str) -> str:
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return pwd_context.hash(password)
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def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
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to_encode = data.copy()
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expire = datetime.now(timezone.utc) + (
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expires_delta or timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
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)
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to_encode.update({"exp": expire})
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return jwt.encode(to_encode, settings.SECRET_KEY, algorithm=settings.ALGORITHM)
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def decode_token(token: str) -> dict:
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try:
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payload = jwt.decode(token, settings.SECRET_KEY, algorithms=[settings.ALGORITHM])
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return payload
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except JWTError:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="无效的认证凭据",
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headers={"WWW-Authenticate": "Bearer"},
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)
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async def get_current_user(
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token: str = Depends(oauth2_scheme),
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db: AsyncSession = Depends(get_db),
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):
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from app.models.user import User
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payload = decode_token(token)
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user_id: Optional[int] = payload.get("sub")
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if user_id is None:
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raise HTTPException(status_code=401, detail="无效的认证凭据")
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result = await db.execute(select(User).where(User.id == user_id))
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user = result.scalar_one_or_none()
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if user is None:
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raise HTTPException(status_code=401, detail="用户不存在")
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if not user.is_active:
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raise HTTPException(status_code=403, detail="用户已禁用")
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return user
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def require_role(*roles: str):
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async def role_checker(current_user=Depends(get_current_user)):
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if current_user.role not in roles:
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raise HTTPException(status_code=403, detail="权限不足")
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return current_user
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return role_checker
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