- hosts: osds
  become: yes
  tasks:

    - name: stop ceph-osd daemons
      service:
        name: "ceph-osd@{{ item }}"
        state: stopped
      with_items: "{{ osd_ids }}"

- hosts: mons
  become: yes
  tasks:

    - name: mark osds down
      command: "ceph osd down osd.{{ item }}"
      with_items: "{{ osd_ids }}"
    - name: purge osds
      command: "ceph osd purge osd.{{ item }} --yes-i-really-mean-it"
      with_items: "{{ osd_ids }}"

- hosts: osds
  become: yes
  vars:
    external_devices: "{{ '--db-devices' if osd_objectstore == 'bluestore' else '--journal-devices' }}"
  tasks:

    - name: zap devices used for OSDs
      command: "ceph-volume lvm zap {{ item }} --destroy"
      with_items: "{{ devices }}"
      environment:
        CEPH_VOLUME_DEBUG: 1

    - name: batch create devices again
      command: "ceph-volume lvm batch --yes --{{ osd_objectstore|default('bluestore') }} {{ '--dmcrypt' if dmcrypt|default(false) else '' }} {{ devices[:2] | join(' ') }} {{ external_devices }} {{ devices[2:] | join(' ') }}"
      environment:
        CEPH_VOLUME_DEBUG: 1

    - name: ensure batch create is idempotent when all data devices are filtered
      command: "ceph-volume lvm batch --yes --{{ osd_objectstore|default('bluestore') }} {{ '--dmcrypt' if dmcrypt|default(false) else '' }} {{ devices[:2] | join(' ') }} {{ external_devices }} {{ devices[2:] | join(' ') }}"
      register: batch_cmd
      failed_when: false
      environment:
        CEPH_VOLUME_DEBUG: 1

    - name: check batch idempotency
      fail:
        msg: "lvm batch failed idempotency check"
      when:
         - batch_cmd.rc != 0

    - name: run batch --report to see if devices get filtered
      command: "ceph-volume lvm batch --report --format=json --{{ osd_objectstore|default('bluestore') }} {{ '--dmcrypt' if dmcrypt|default(false) else '' }} {{ devices[:2] | join(' ') }} {{ external_devices }} {{ devices[2:] | join(' ') }}"
      register: report_cmd
      failed_when: false
      environment:
        CEPH_VOLUME_DEBUG: 1

    - name: check batch --report idempotency
      fail:
        msg: "lvm batch --report failed idempotency check"
      when:
         - report_cmd.rc != 0