From 985d771edd7b706f39a4966e621acf06ff71ecf0 Mon Sep 17 00:00:00 2001
From: paulussimanjuntak <paulusbsimanjuntak@gmail.com>
Date: Mon, 22 Oct 2018 19:17:27 +0800
Subject: [PATCH] ping-service

---
 ping-service/Dockerfile                  | 31 ++++++++++++++++++++++++
 ping-service/README.md                   |  1 -
 ping-service/{ => chall}/ping-service.py |  0
 ping-service/start.sh                    |  4 ---
 4 files changed, 31 insertions(+), 5 deletions(-)
 create mode 100644 ping-service/Dockerfile
 delete mode 100644 ping-service/README.md
 rename ping-service/{ => chall}/ping-service.py (100%)
 delete mode 100755 ping-service/start.sh

diff --git a/ping-service/Dockerfile b/ping-service/Dockerfile
new file mode 100644
index 0000000..7d2df0d
--- /dev/null
+++ b/ping-service/Dockerfile
@@ -0,0 +1,31 @@
+# Use ubuntu 16.04
+FROM ubuntu:16.04
+
+RUN apt-get update && apt-get -y dist-upgrade --fix-missing --fix-broken
+
+# install socat editor ssh
+RUN apt-get install curl netcat-openbsd vim nano openssh-server socat lib32ncurses5 python python-pip python-dev -y
+
+RUN adduser --disabled-password --gecos "" ksl
+RUN echo "ksl:sebuahrahasiamas" | chpasswd
+
+ADD chall/. /chall
+WORKDIR /chall
+
+RUN echo 'KSL{U14RZ_M4M4NXX_KERENZX_4ANEETTT!!}'  > /chall/flag.txt # ubah isi flagnya
+
+# Secure ENV
+
+RUN echo 'alias kill="echo no kill please!"' >> ~/.bashrc
+RUN chmod 700 /tmp /var/tmp /usr/bin/* /bin/* /dev/shm
+RUN chmod 755 /usr/bin/env /bin/dash /bin/bash /bin/sh /bin/nc /bin/cat /usr/bin/curl /usr/bin/groups /usr/bin/id /bin/ls /usr/bin/python
+
+
+RUN chown root:ksl /chall/ping-service.py # ubah nama file
+RUN chmod 775 /chall/ping-service.py # ubah nama file
+
+# Run Service
+
+RUN echo '#!/bin/bash'"\n(socat TCP-LISTEN:7000,reuseaddr,fork EXEC:"/chall/ping-service.py,su=nobody")" > /var/tmp/.start.sh && chmod +x /var/tmp/.start.sh
+
+CMD ["/var/tmp/.start.sh"]
diff --git a/ping-service/README.md b/ping-service/README.md
deleted file mode 100644
index eb74650..0000000
--- a/ping-service/README.md
+++ /dev/null
@@ -1 +0,0 @@
-ping-service.py
diff --git a/ping-service/ping-service.py b/ping-service/chall/ping-service.py
similarity index 100%
rename from ping-service/ping-service.py
rename to ping-service/chall/ping-service.py
diff --git a/ping-service/start.sh b/ping-service/start.sh
deleted file mode 100755
index 7c75a88..0000000
--- a/ping-service/start.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-#nc ip port
-
-socat TCP-LISTEN:5000,reuseaddr,fork EXEC:./ping-service.py