34 lines
970 B
Python
34 lines
970 B
Python
"""Middleware to fetch real IP."""
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from ipaddress import ip_address
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from aiohttp.web import middleware
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from aiohttp.hdrs import X_FORWARDED_FOR
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from homeassistant.core import callback
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from .const import KEY_REAL_IP
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@callback
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def setup_real_ip(app, use_x_forwarded_for):
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"""Create IP Ban middleware for the app."""
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@middleware
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async def real_ip_middleware(request, handler):
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"""Real IP middleware."""
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if (use_x_forwarded_for and
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X_FORWARDED_FOR in request.headers):
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request[KEY_REAL_IP] = ip_address(
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request.headers.get(X_FORWARDED_FOR).split(',')[0])
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else:
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request[KEY_REAL_IP] = \
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ip_address(request.transport.get_extra_info('peername')[0])
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return await handler(request)
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async def app_startup(app):
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"""Initialize bans when app starts up."""
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app.middlewares.append(real_ip_middleware)
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app.on_startup.append(app_startup)
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