Generic Docker Makefile ----------------------- This is a generic make and dockerfile for ceph utility container. This can be used to create docker images using different ceph releases and ubuntu releases Usage: make CEPH_RELEASE=<release_name> UBUNTU_RELEASE=<release_name> eg: 1. Create docker image for ceph luminous release on ubuntu xenial (16.04) make CEPH_RELEASE=luminous UBUNTU_RELEASE=xenial 2. Create docker image for ceph mimic release on ubuntu xenial (16.04) make CEPH_RELEASE=mimic UBUNTU_RELEASE=xenial 3. Create docker image for ceph luminous release on ubuntu bionic (18.04) make CEPH_RELEASE=luminous UBUNTU_RELEASE=bionic 4. Create docker image for ceph mimic release on ubuntu bionic (18.04) make CEPH_RELEASE=mimic UBUNTU_RELEASE=bionic