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15 lines
417 B
Python
15 lines
417 B
Python
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from __future__ import annotations
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import ipaddress
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from fastapi import HTTPException, Request
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def ensure_loopback(request: Request) -> None:
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host = request.client.host if request.client else ""
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try:
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if not ipaddress.ip_address(host).is_loopback:
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raise ValueError(host)
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except ValueError as exc:
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raise HTTPException(status_code=403, detail="loopback access only") from exc
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