mitmproxy/examples/iframe_injector.py
Aldo Cortesi 4ba7ce50c6 Add .start for addons and scripts
Also improve error messages, fix various unit tests
2016-07-15 14:52:34 +12:00

31 lines
850 B
Python

# Usage: mitmdump -s "iframe_injector.py url"
# (this script works best with --anticache)
import sys
from bs4 import BeautifulSoup
from mitmproxy.models import decoded
iframe_url = None
def start():
if len(sys.argv) != 2:
raise ValueError('Usage: -s "iframe_injector.py url"')
global iframe_url
iframe_url = sys.argv[1]
def response(flow):
if flow.request.host in iframe_url:
return
with decoded(flow.response): # Remove content encoding (gzip, ...)
html = BeautifulSoup(flow.response.content, "lxml")
if html.body:
iframe = html.new_tag(
"iframe",
src=iframe_url,
frameborder=0,
height=0,
width=0)
html.body.insert(0, iframe)
flow.response.content = str(html).encode("utf8")