肉末
40 lines
1.2 KiB
Python
40 lines
1.2 KiB
Python
"""Admin JWT helpers (HS256)."""
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from __future__ import annotations
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from datetime import datetime, timedelta, timezone
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import jwt
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from fastapi import Depends, HTTPException
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from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer
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from app import config
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_bearer = HTTPBearer(auto_error=False)
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def create_access_token(*, expires_hours: int | None = None) -> str:
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hours = expires_hours if expires_hours is not None else config.settings.jwt_expire_hours
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now = datetime.now(timezone.utc)
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payload = {
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"sub": "admin",
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"iat": now,
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"exp": now + timedelta(hours=hours),
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}
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return jwt.encode(payload, config.settings.secret_key, algorithm="HS256")
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def verify_token(token: str) -> dict:
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try:
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return jwt.decode(token, config.settings.secret_key, algorithms=["HS256"])
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except jwt.PyJWTError as exc:
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raise HTTPException(status_code=401, detail="Unauthorized") from exc
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def require_admin(
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creds: HTTPAuthorizationCredentials | None = Depends(_bearer),
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) -> dict:
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if creds is None or creds.scheme.lower() != "bearer" or not creds.credentials:
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raise HTTPException(status_code=401, detail="Unauthorized")
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return verify_token(creds.credentials)
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