ceph-ansible/roles/ceph-osd/tasks/check_devices_static.yml

---
- name: check the partition status of the osd disks
  command: "parted --script {{ item }} print"
  with_items:
    - "{{ devices }}"
  changed_when: false
  failed_when: false
  always_run: true
  register: osd_partition_status_results

# NOTE: The following calls to sgdisk are retried because sgdisk is known to
# fully wipe a device the first time around. There is no need to halt execution
# of zapping the whole device so these try again. It is easier to use `||` to
# keep the current flow of the task.
# See: https://github.com/ceph/ceph-ansible/issues/759
- name: fix partitions gpt header or labels of the osd disks
  shell: "sgdisk --zap-all --clear --mbrtogpt -- {{ item.1 }} || sgdisk --zap-all --clear --mbrtogpt -- {{ item.1 }}"
  with_together:
    - "{{ osd_partition_status_results.results }}"
    - "{{ devices }}"
  changed_when: false
  when:
    - not item.0.get("skipped")
    - item.0.get("rc", 0) != 0
    - not containerized_deployment

- name: create gpt disk label
  command: parted --script {{ item.1 }} mklabel gpt
  with_together:
    - "{{ osd_partition_status_results.results }}"
    - "{{ devices }}"
  changed_when: false
  when:
    - not item.0.get("skipped")
    - item.0.get("rc", 0) != 0
    - containerized_deployment

- name: check if a partition named 'ceph' exists
  shell: "parted --script {{ item }} print | egrep -sq '^ 1.*ceph'"
  with_items:
    - "{{ devices }}"
  changed_when: false
  failed_when: false
  always_run: true
  register: parted_results