Prepare various background tasks.

Dockerfile

@@ -3,14 +3,30 @@ MAINTAINER Glenn Y. Rolland <glenux@glenux.net>
 
 ENV DEBIAN_FRONTEND noninteractive
 RUN apt-get update
-RUN apt-get install -q -y supervisor
+
-RUN apt-get install -q -y reprepro
+
+# Install supervisor for managing services
+RUN apt-get install -q -y supervisor cron openssh-server pwgen reprepro screen vim-tiny
+
+RUN service supervisor stop
+ADD configs/supervisord.conf /etc/supervisor/conf.d/supervisord.conf
+
+
+# Install cron for managing regular tasks
+ADD configs/supervisor-cron.conf /etc/supervisor/conf.d/cron.conf
+RUN sed -i 's/\(session *required *pam_loginuid.so\)/#\1/' /etc/pam.d/cron
+
+
+# Install ssh
+ADD configs/supervisor-ssh.conf /etc/supervisor/conf.d/ssh.conf
+RUN mkdir /var/run/sshd
 
 ENV DEBIAN_FRONTEND newt
-VOLUME /data
 
 ADD scripts/start.sh /start.sh
+RUN chmod 755 /start.sh
 
+VOLUME /data
 EXPOSE 80
 EXPOSE 22
 CMD ["/bin/bash", "/start.sh"]

Makefile

@@ -2,3 +2,6 @@
 build:
 	docker build -t glenux/debian-repo .
 
+run:
+	docker run -i -t glenux/debian-repo /bin/bash
+

configs/supervisor-cron.conf

@@ -0,0 +1,2 @@
+[program:cron]
+command=/usr/sbin/cron -f

configs/supervisor-ssh.conf

@@ -0,0 +1,2 @@
+[program:ssh]
+command=/usr/sbin/sshd -D

configs/supervisord.conf

@@ -0,0 +1,2 @@
+[supervisord]
+nodaemon=true

scripts/start.sh

@@ -3,13 +3,20 @@
 # Many thanks to John Fink <john.fink@gmail.com> for the 
 # inspiration and to his great work on docker-wordpress' 
 
-# let's create a user to ssh into
+# let's create a user to SSH into
 SSH_USERPASS=`pwgen -c -n -1 8`
 mkdir /home/user
 useradd -G sudo -d /home/user user
 chown user /home/user
-echo user:$SSH_USERPASS | chpasswd
+echo "user:$SSH_USERPASS" | chpasswd
-echo ssh user password: $SSH_USERPASS
+echo "ssh user password: $SSH_USERPASS"
+
+CRONFILE=`mktemp`
+cat > $CRONFILE <<EOF
+* * * * * echo "pif" >> /home/user/pif.log
+EOF
+crontab -u user $CRONFILE
+rm -f $CRONFILE
 
 supervisord -n