23 lines
706 B
Python
23 lines
706 B
Python
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"""
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Shared extension instances (rate limiter, etc.) to avoid circular imports.
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"""
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from starlette.requests import Request
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from slowapi import Limiter
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from app.config import settings
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def _get_real_client_ip(request: Request) -> str:
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"""Extract real client IP from X-Forwarded-For (behind Cloudflare/nginx) or fallback."""
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forwarded = request.headers.get("X-Forwarded-For")
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if forwarded:
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return forwarded.split(",")[0].strip()
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cf_ip = request.headers.get("CF-Connecting-IP")
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if cf_ip:
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return cf_ip.strip()
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return request.client.host if request.client else "127.0.0.1"
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limiter = Limiter(key_func=_get_real_client_ip, default_limits=[settings.RATE_LIMIT_DEFAULT])
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