56 lines
1.6 KiB
Python
56 lines
1.6 KiB
Python
# -*- coding: utf-8 -*-
|
|
"""
|
|
proxy.py
|
|
~~~~~~~~
|
|
⚡⚡⚡ Fast, Lightweight, Pluggable, TLS interception capable proxy server focused on
|
|
Network monitoring, controls & Application development, testing, debugging.
|
|
|
|
:copyright: (c) 2013-present by Abhinav Singh and contributors.
|
|
:license: BSD, see LICENSE for more details.
|
|
|
|
.. spelling::
|
|
|
|
localhost
|
|
httpbin
|
|
"""
|
|
from typing import Optional
|
|
|
|
from ..http.proxy import HttpProxyBasePlugin
|
|
from ..http.parser import HttpParser
|
|
|
|
|
|
class ModifyPostDataPlugin(HttpProxyBasePlugin):
|
|
"""Modify POST request body before sending to upstream server.
|
|
|
|
Following curl executions will work:
|
|
1. Plain
|
|
curl -v -x localhost:8899 -X POST http://httpbin.org/post -d 'key=value'
|
|
2. Chunked
|
|
curl -v -x localhost:8899 -X POST \
|
|
-H 'Transfer-Encoding: chunked' http://httpbin.org/post -d 'key=value'
|
|
3. Chunked & Compressed
|
|
echo 'key=value' | gzip | curl -v \
|
|
-x localhost:8899 \
|
|
-X POST \
|
|
--data-binary @- -H 'Transfer-Encoding: chunked' \
|
|
-H 'Content-Encoding: gzip' http://httpbin.org/post
|
|
|
|
"""
|
|
|
|
MODIFIED_BODY = b'{"key": "modified"}'
|
|
|
|
def before_upstream_connection(
|
|
self, request: HttpParser,
|
|
) -> Optional[HttpParser]:
|
|
return request
|
|
|
|
def handle_client_request(
|
|
self, request: HttpParser,
|
|
) -> Optional[HttpParser]:
|
|
if request.body:
|
|
request.update_body(
|
|
ModifyPostDataPlugin.MODIFIED_BODY,
|
|
content_type=b'application/json',
|
|
)
|
|
return request
|