initial creation

.gitignore

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+*.deb

Dockerfile

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+FROM ubuntu:12.04
+MAINTAINER sameer@damagehead.com
+ENV DEBIAN_FRONTEND noninteractive
+
+RUN sed 's/main$/main universe/' -i /etc/apt/sources.list
+RUN apt-get update # 20140310
+
+# essentials
+RUN apt-get install -y vim curl wget sudo net-tools pwgen && \
+	apt-get install -y logrotate supervisor openssh-server && \
+	apt-get clean
+
+# build tools
+# RUN apt-get install -y gcc make && apt-get clean
+
+# image specific
+RUN apt-get install -y bind9 perl libnet-ssleay-perl openssl \
+			libauthen-pam-perl libpam-runtime libio-pty-perl \
+			apt-show-versions python && \
+		apt-get clean
+
+ADD assets/ /app/
+RUN mv /app/.vimrc /app/.bash_aliases /root/
+RUN chmod 755 /app/init /app/setup/install && /app/setup/install
+
+ADD authorized_keys /root/.ssh/
+RUN chmod 700 /root/.ssh && chmod 600 /root/.ssh/authorized_keys && chown root:root -R /root/.ssh
+
+EXPOSE 22
+ENTRYPOINT ["/app/init"]
+CMD ["app:start"]

assets/.bash_aliases

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+PS1='${debian_chroot:+($debian_chroot)}[\u@\h \W]# '
+
+alias rm='rm -i'
+alias cp='cp -i'
+

assets/.vimrc

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+se ai
+se sw=2 ts=2

assets/init

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+#!/bin/bash
+
+set -e
+
+# generate a password for root.
+ROOT_PASSWORD=$(pwgen -c -n -1 12)
+echo "root:$ROOT_PASSWORD" | chpasswd
+echo User: root Password: $ROOT_PASSWORD
+
+# start supervisord
+/usr/bin/supervisord
+
+appStart () {
+	/etc/init.d/bind9 start
+	/etc/init.d/webmin start
+	tail -F /var/log/supervisor/supervisord.log
+}
+
+appHelp () {
+	echo "Available options:"
+	echo " app:start          - Start the app and watch the supervisor log (default)"
+	echo " app:help           - Displays the help"
+	echo " [command]          - Execute the specified linux command eg. bash."
+}
+
+case "$1" in
+	app:start)
+		appStart
+		;;
+	app:help)
+		appHelp
+		;;
+	*)
+		if [ -x $1 ]; then
+			$1
+		else
+			prog=$(which $1)
+			if [ -n "${prog}" ] ; then
+				shift 1
+				$prog $@
+			else
+				appHelp
+			fi
+		fi
+		;;
+esac
+
+exit 0

assets/setup/install

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+#!/bin/bash
+
+WEBMIN_VERSION=1.680
+
+# install webmin, use local copy .deb file if available
+if [ -f /app/setup/webmin_${WEBMIN_VERSION}_all.deb ]; then
+	dpkg -i /app/setup/webmin_${WEBMIN_VERSION}_all.deb
+else
+	wget "http://prdownloads.sourceforge.net/webadmin/webmin_${WEBMIN_VERSION}_all.deb" -P /tmp/
+	dpkg -i /tmp/webmin_${WEBMIN_VERSION}_all.deb
+	rm -rf /tmp/webmin_${WEBMIN_VERSION}_all.deb
+fi
+
+mkdir -p /var/run/sshd
+cat > /etc/supervisor/conf.d/sshd.conf <<EOF
+[program:sshd]
+directory=/
+command=/usr/sbin/sshd -D
+user=root
+autostart=true
+autorestart=true
+stdout_logfile=/var/log/supervisor/%(program_name)s.log
+stderr_logfile=/var/log/supervisor/%(program_name)s_error.log
+EOF