ceph-ansible/purge-docker-cluster.yml

---
# This playbook purges a containerized Ceph cluster
# It removes: packages, configuration files and ALL THE DATA

- hosts:
  - mons
  - osds

  tasks:

  - name: install the latest version of gdisk
    package:
      name: gdisk
      state: present

  - name: collect ceph containers
    shell: docker ps -aq --filter="ancestor=ceph/daemon"
    register: containers

  - name: delete ceph containers
    shell: docker rm -f {{ item }}
    with_items: containers.stdout_lines

  - name: purge ceph directories
    file:
      path: {{ item }}
      state: absent
    with_items:
      - /etc/ceph/
      - /var/lib/ceph/

- hosts:
  - osds

  tasks:

  - name: disk zap
    command: sgdisk --zap-all --clear --mbrtogpt -g -- {{ item }}
    with_items: ceph_osd_docker_devices

  - name: disk zap again
    command: sgdisk --zap-all --clear --mbrtogpt -g -- {{ item }}
    with_items: ceph_osd_docker_devices