Simple sanic reverse proxy using aiohttp

sanic_reverse_proxy.py

# Inspired by https://gist.github.com/ashleysommer/477d2ee24f0421e56986a6f758397dcb
# Used in https://github.com/xxxzc/asar/blob/c92c646fae3c4b67fa4f81cee034b390961cb8b6/app.py#L22
# Created by xxxzc

from sanic import Request, HTTPResponse
from aiohttp import ClientSession, ClientResponse

async def reverse_proxy(r: Request, base: str, path: str) -> HTTPResponse:
    """Reverse proxy for base+path"""
    async with ClientSession() as session:
        http_method = getattr(session, r.method.lower()) # HTTP Method
        async with http_method(base+path, headers=r.headers,
                params=r.args, json=r.json) as resp:
            resp: ClientResponse
            response = await r.respond(content_type=resp.content_type,
                status=resp.status, headers=resp.headers)
            async for data in resp.content.iter_any():
                await response.send(data)
            await response.eof()
            return response