proxy.py

from flask import Flask, jsonify, request, Response, make_response
import requests

# python3 -m venv venv
# . venv/bin/activate
# pip install flask requests
# 
# export FLASK_APP=server.py
# export FLASK_ENV=development

# flask run


app = Flask(__name__)


@app.route('/', methods=['GET', 'POST', 'PATCH', 'PUT', 'DELETE'])
def index():
    # headers
    # request
    body  = request.get_json(silent=True)

    url = "http://localhost:3333{}".format(request.path)

    # request
    app.logger.debug("[ REQUEST ]")
    app.logger.debug("{method} {url}".format(method=request.method, url=url))
    app.logger.debug("[ HEADERS ]")
    app.logger.debug(request.headers)
    app.logger.debug("[ BODY ]")
    app.logger.debug(body)
    
    response = requests.request(request.method, url, headers=dict(request.headers), verify=False, data=body)

    app.logger.debug("[ RESPONSE ]")
    app.logger.debug(response.headers)
    app.logger.debug(response.json())

    return make_response((response.json(), response.status_code))