FROM owncloud:8.2.11 RUN apt-get update && \ apt-get install -q -y cron && \ apt-get clean RUN echo "*/15 * * * * root su -l www-data -s /bin/bash -c 'php -f /var/www/html/cron.php' > /dev/null 2>&1" >> /etc/crontab CMD cron && apache2-foreground