mitmproxy/examples/simple/websocket_messages.py
2020-04-04 15:36:13 +02:00

21 lines
598 B
Python

import re
from mitmproxy import ctx
def websocket_message(flow):
# get the latest message
message = flow.messages[-1]
# was the message sent from the client or server?
if message.from_client:
ctx.log.info("Client sent a message: {}".format(message.content))
else:
ctx.log.info("Server sent a message: {}".format(message.content))
# manipulate the message content
message.content = re.sub(r'^Hello', 'HAPPY', message.content)
if 'FOOBAR' in message.content:
# kill the message and not send it to the other endpoint
message.kill()