mitmproxy/examples/iframe_injector.py

30 lines
822 B
Python

# Usage: mitmdump -s "iframe_injector.py url"
# (this script works best with --anticache)
import sys
from bs4 import BeautifulSoup
class Injector:
def __init__(self, iframe_url):
self.iframe_url = iframe_url
def response(self, flow):
if flow.request.host in self.iframe_url:
return
html = BeautifulSoup(flow.response.content, "lxml")
if html.body:
iframe = html.new_tag(
"iframe",
src=self.iframe_url,
frameborder=0,
height=0,
width=0)
html.body.insert(0, iframe)
flow.response.content = str(html).encode("utf8")
def start():
if len(sys.argv) != 2:
raise ValueError('Usage: -s "iframe_injector.py url"')
return Injector(sys.argv[1])