challs

Sajjad Arshad · Sajjad Arshad · commit fb21c8d10532 · 2020-06-05T10:14:56.000-07:00
diff --git a/Defenit/2020/variable_machine/Dockerfile b/Defenit/2020/variable_machine/Dockerfile
@@ -0,0 +1,11 @@
+FROM ubuntu:16.04
+MAINTAINER c2w2m2
+
+RUN apt update
+RUN apt install -y xinetd
+ENV TERM=linux
+
+RUN useradd ctf
+
+CMD ["/usr/sbin/xinetd","-dontfork"]
+
diff --git a/Defenit/2020/variable_machine/docker-compose.yml b/Defenit/2020/variable_machine/docker-compose.yml
@@ -0,0 +1,10 @@
+version: '3'
+
+services:
+    chall:
+      build: .
+      ports:
+        - "5333:5333"
+      volumes:
+        - ./share:/home/ctf/
+        - ./xinetd:/etc/xinetd.d/ctf
diff --git a/Defenit/2020/variable_machine/share/flag.txt b/Defenit/2020/variable_machine/share/flag.txt
@@ -0,0 +1 @@
+Defenit{EXAMPLE_FLAG}
diff --git a/Defenit/2020/variable_machine/share/main b/Defenit/2020/variable_machine/share/main
diff --git a/Defenit/2020/variable_machine/share/run.sh b/Defenit/2020/variable_machine/share/run.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+cd /home/ctf
+timeout 10 ./main
diff --git a/Defenit/2020/variable_machine/xinetd b/Defenit/2020/variable_machine/xinetd
@@ -0,0 +1,13 @@
+service ctf
+{
+	    disable = no
+		type = UNLISTED
+		wait = no
+		server = /home/ctf/run.sh
+		socket_type = stream
+		protocol = tcp
+		user = ctf
+		port = 5333
+		flags = REUSE
+}
+
