ceph-ansible/roles/ceph-mds/tasks/docker/start_docker_mds.yml

---
- name: run the ceph medata docker image
  docker:
    image: "{{ ceph_mds_docker_username }}/{{ ceph_mds_docker_imagename }}"
    name: ceph-{{ ansible_hostname }}-mds
    net: host
    state: running
    env: "CEPH_DAEMON=MDS,CEPHFS_CREATE=1,{{ ceph_mds_docker_extra_env }}"
    volumes: "/var/lib/ceph:/var/lib/ceph,/etc/ceph:/etc/ceph"