When installing Docker by hand on CentOS 7 - or if puppeting the installation of Docker in puppet 3...

Step-by-step guide

From The Docker.com website, do this as root or with sudo, on a CentOS 7 box.

  1. yum install docker
  2. service docker start
  3. chkconfig docker on
  4. sudo docker images (to make sure centos is there)
  5. sudo docker pull centos (if it isn't)
  6. sudo docker run -i -t centos /bin/bash