initial Dockerfile

containers/docker/Dockerfile

+# Mail-in-a-Box Dockerfile
+# see https://www.docker.io
+###########################
+
+# Change to this directory and then
+# sudo docker.io build -t box .
+# sudo docker.io run -i -t box
+
+FROM ubuntu:14.04
+MAINTAINER Joshua Tauberer (http://razor.occams.info)
+
+ENV PUBLIC_HOSTNAME box.local
+
+# The PUBLIC_IP is only used for serving DNS, which means it is only
+# useful if we set it to the host machine's IP address and have the
+# host forward its port 53 (TCP/UDP) traffic to the docker container.
+# Since we can't get the host's IP address here, we'll set this to
+# a dummy value.
+ENV PUBLIC_IP 127.0.123.123
+
+# Our install will fail if SSH is installed and allows password-based authentication.
+RUN apt-get install -q -y openssh-server
+RUN sed -i /etc/ssh/sshd_config -e "s/^#PasswordAuthentication yes/PasswordAuthentication no/g"
+RUN service ssh restart
+
+# Start our setup.
+RUN apt-get install -q -y git
+RUN git clone https://github.com/joshdata/mailinabox
+RUN cd mailinabox; scripts/start.sh
+
+# Launch configuration.
+ADD start_services.sh /usr/local/bin/start_services.sh
+CMD bash /usr/local/bin/start_services.sh
+EXPOSE 22 25 53 443 587 993

containers/docker/start_services.sh

+#!/bin/bash
+echo "Starting Mail-in-a-Box services..."
+
+service nsd start
+service postfix start
+dovecot # it's integration with Upstart doesn't work in docker
+service opendkim start
+service nginx start
+service php-fastcgi start
+
+echo "Your Mail-in-a-Box is running."
+bash