feat: add Docker demo

README.md

@@ -5,9 +5,11 @@
 ## Usage
 
 1. New a Online Challenges with a random token.
-2. Copy the token into [send.py](docker/send.py) and change the platfrom url.
+2. Copy the token into [send.py](demo/send.py) and change the platfrom url.
 3. Copy the `send.py` into your Online envirenment and run it.
 
+* Dockerfile [demo](demo/README.md)
+
 ## Install
 
 **Requires**: [CTFd >= 1.1.2](https://github.com/CTFd/CTFd/releases/tag/1.1.2)
@@ -19,6 +21,7 @@
 
 ## TODO
 
+- [x] Useage demo
 - [ ] Regenerate the flag when it accessed
 - [ ] More detailed log file in Serve and Client
 - [ ] Optimize Web UI

demo/Dockerfile

@@ -0,0 +1,34 @@
+FROM ubuntu:16.04
+
+RUN dpkg --add-architecture i386
+RUN sed -i "s/http:\/\/archive.ubuntu.com/http:\/\/mirrors.aliyun.com/g" /etc/apt/sources.list
+RUN apt-get update && apt-get -y dist-upgrade
+RUN apt-get install -y xinetd libc6:i386 libncurses5:i386 libstdc++6:i386
+RUN apt-get install -y python2.7 python-pip
+
+RUN useradd -m ctf
+
+COPY ./bin/*  /home/ctf/
+COPY ./xinetd.conf  /etc/xinetd.d/ctf
+COPY ./start.sh  /root/
+COPY ./send.py /root/
+COPY ./requirements.txt /root/
+
+RUN pip install -r /root/requirements.txt
+
+# xinted 连接失败信息
+RUN echo "Blocked by xinetd" > /etc/banner_fail
+
+RUN chown -R root:ctf /home/ctf &&\
+chmod -R 750 /home/ctf &&\
+chmod  740 /home/ctf/flag
+
+# flag 日志
+RUN touch /root/log
+RUN chmod 700 /root/*
+
+WORKDIR /home/ctf
+
+CMD ["/root/start.sh"]
+
+EXPOSE 9999

demo/README.md

@@ -0,0 +1,14 @@
+# Docker demo
+
+## Usage
+
+* run `bash RUN.sh`
+
+## Note
+
+**Ensure your send.py and log file privileges are correct so ctfers can't read your challenge token and flag log**
+
+```dockerfile
+RUN touch /root/log
+RUN chmod 700 /root/*
+```

demo/RUN.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+docker build -t "pwn" .
+docker run -d -p 9999:9999 --name="pwn" pwn

docker/send.py → demo/send.py

@@ -124,6 +124,6 @@ def job():
 
 if __name__ == '__main__':
     #TODO insert your detail information here
-    main('example url','examplt token')
+    main('example url','examplt token',flagfile='/home/ctf/flag',logfile='/root/log')
     while True:
         pass

demo/start.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+/etc/init.d/xinetd start;
+python /root/send.py;
+sleep infinity;

demo/xinetd.conf

@@ -0,0 +1,12 @@
+service ctf
+{
+	disable = no
+	socket_type  = stream
+	protocol	 = tcp
+	wait		 = no
+	user 		 = ctf
+	bind		 = 0.0.0.0
+	server		 = /home/ctf/pwn
+	type 		 = UNLISTED
+	port 		 = 9999
+}