Flask access log

flask_access_log.py

#每次返回数据中，带上响应头，包含API版本和本次请求的requestId，以及允许所有域跨域访问API, 记录访问日志.
@app.after_request
def add_header(response):
    response.headers["X-Version"] = __version__
    response.headers["Access-Control-Allow-Origin"] = "*"
    logger.info(json.dumps({
        "AccessLog": {
            "status_code": response.status_code,
            "method": request.method,
            "ip": request.headers.get('X-Real-Ip', request.remote_addr),
            "url": request.url,
            "referer": request.headers.get('Referer'),
            "agent": request.headers.get("User-Agent"),
            "requestId": g.requestId
            }
        }
    ))
    return response