mitmproxy/examples/upsidedownternet.py
2016-03-20 19:40:03 +01:00

18 lines
664 B
Python

from six.moves import cStringIO as StringIO
from PIL import Image
from mitmproxy.models import decoded
def response(context, flow):
if flow.response.headers.get("content-type", "").startswith("image"):
with decoded(flow.response): # automatically decode gzipped responses.
try:
s = StringIO(flow.response.content)
img = Image.open(s).rotate(180)
s2 = StringIO()
img.save(s2, "png")
flow.response.content = s2.getvalue()
flow.response.headers["content-type"] = "image/png"
except: # Unknown image types etc.
pass