from mitmproxy.http import HTTPFlow


def requestheaders(flow: HTTPFlow) -> None:
    host = flow.request.pretty_host
    flow.request.host = '127.0.0.1'
    flow.request.port = 4001
    flow.request.headers['X-Forwarded-Proto'] = flow.request.scheme
    flow.request.scheme = 'http'
    flow.request.host_header = host