FROM centos:7 # Install systemd -- See https://hub.docker.com/_/centos/ RUN yum -y swap -- remove fakesystemd -- install systemd systemd-libs RUN yum -y update; \ (cd /lib/systemd/system/sysinit.target.wants/; for i in *; do [ $i == systemd-tmpfiles-setup.service ] || rm -f $i; done); \ rm -f /lib/systemd/system/multi-user.target.wants/*; \ rm -f /etc/systemd/system/*.wants/*; \ rm -f /lib/systemd/system/local-fs.target.wants/*; \ rm -f /lib/systemd/system/sockets.target.wants/*udev*; \ rm -f /lib/systemd/system/sockets.target.wants/*initctl*; \ rm -f /lib/systemd/system/basic.target.wants/*; \ rm -f /lib/systemd/system/anaconda.target.wants/*; RUN yum -y install epel-release RUN yum -y install git ansible sudo RUN sed -i -e 's/^\(Defaults\s*requiretty\)/#--- \1/' /etc/sudoers RUN echo -e '[local]\nlocalhost ansible_connection=local' > /etc/ansible/hosts VOLUME ["/sys/fs/cgroup"] CMD ["/usr/sbin/init"]