mitmproxy/examples/addons/nonblocking.py

27 lines
1.0 KiB
Python

"""
Make events hooks non-blocking using async or @concurrent
"""
import asyncio
import logging
import time
from mitmproxy.script import concurrent
# Hooks can be async, which allows the hook to call async functions and perform async I/O
# without blocking other requests. This is generally preferred for new addons.
async def request(flow):
logging.info(f"handle request: {flow.request.host}{flow.request.path}")
await asyncio.sleep(5)
logging.info(f"start request: {flow.request.host}{flow.request.path}")
# Another option is to use @concurrent, which launches the hook in its own thread.
# Please note that this generally opens the door to race conditions and decreases performance if not required.
# Rename the function below to request(flow) to try it out.
@concurrent # Remove this to make it synchronous and see what happens
def request_concurrent(flow):
logging.info(f"handle request: {flow.request.host}{flow.request.path}")
time.sleep(5)
logging.info(f"start request: {flow.request.host}{flow.request.path}")