FROM ubuntu:xenial ENV DEBIAN_FRONTEND noninteractive RUN apt-get -y update RUN apt-get -y install collectd curl python-pip # add a fake mtab for host disk stats ADD etc_mtab /etc/mtab ADD collectd.conf.tpl /etc/collectd/collectd.conf.tpl RUN pip install --no-cache-dir envtpl ADD start_container /usr/bin/start_container RUN chmod +x /usr/bin/start_container CMD start_container