xuccc / ctfdonlinechallenge

Plugin that uses to generate dynamic flag with oneline envirenment for CTFd

Online Challenges Plugin for CTFd

It's a plugin that uses to generate dynamic flag for Web or Pwn online envirenment Chanls with dockerfile

Usage

1. New a Online Challenges with a random token.
2. Copy the token into send.py and change the platfrom url.
3. Config the interval(default is 5 seconds) in send.py.
4. Copy the send.py into your Online envirenment and run it.

• Dockerfile demo

Install

Requires: CTFd >= 1.1.2

Don't test on earlier version

• Clone this repository to CTFd/plugins

Notes: make sure this folder is named OnlineChallenge so that CTFd can load the assets.

TODO

• Server
  • Optimize Web UI
  • Cheat warnings when find someone copy others' flag
  • Create and Update the token easier
  • More detailed log
  • Secure authentication with token
  • Cheat Monitor
• Client
  • Regenerate the flag when it accessed
  • More detailed log
• Useage demo

Screenshot

Challenges

Admin Monitor

CHANGELOG

Reference

• https://github.com/CTFd/CTFd/wiki/Plugins
• https://mozilla.github.io/nunjucks/cn/templating.html#part-9d9c663eba1f6097

ctfdonlinechallenge's Issues

update chlas errer

Traceback (most recent call last):
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1982, in wsgi_app
    response = self.full_dispatch_request()
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1614, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1517, in handle_user_exception
    reraise(exc_type, exc_value, tb)
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1612, in full_dispatch_request
    rv = self.dispatch_request()
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1598, in dispatch_request
    return self.view_functions[rule.endpoint](**req.view_args)
  File "/home/seunion/platform/CTFd/CTFd/utils.py", line 284, in decorated_function
    return f(*args, **kwargs)
  File "/home/seunion/platform/CTFd/CTFd/admin/challenges.py", line 288, in admin_update_chal
    chal_class.update(challenge, request)
  File "/home/seunion/platform/CTFd/CTFd/plugins/CTFdOnlineChallenge/__init__.py", line 161, in update
    key.data = token

upload file failed

[2018-03-28 04:22:43,142] ERROR in app: Exception on /admin/chal/new [POST]
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1982, in wsgi_app
    response = self.full_dispatch_request()
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1614, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1517, in handle_user_exception
    reraise(exc_type, exc_value, tb)
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1612, in full_dispatch_request
    rv = self.dispatch_request()
  File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1598, in dispatch_request
    return self.view_functions[rule.endpoint](**req.view_args)
  File "/home/seunion/platform/CTFd/CTFd/utils.py", line 284, in decorated_function
    return f(*args, **kwargs)
  File "/home/seunion/platform/CTFd/CTFd/admin/challenges.py", line 268, in admin_create_chal
    chal_class.create(request)
  File "/home/seunion/platform/CTFd/CTFd/plugins/CTFdOnlineChallenge/__init__.py", line 109, in create
    utils.upload_file(file=f, chalid=chal.id)
NameError: global name 'utils' is not defined