ceph-ansible/roles/ceph-facts/tasks/devices.yml

---
- name: resolve device link(s)
  command: readlink -f {{ item }}
  changed_when: false
  check_mode: no
  with_items: "{{ devices }}"
  register: devices_prepare_canonicalize
  when:
    - devices is defined
    - not osd_auto_discovery | default(False) | bool

- name: set_fact build devices from resolved symlinks
  set_fact:
    devices: "{{ devices | default([]) + [ item.stdout ] }}"
  with_items: "{{ devices_prepare_canonicalize.results }}"
  when:
    - devices is defined
    - not osd_auto_discovery | default(False) | bool

- name: set_fact build final devices list
  set_fact:
    devices: "{{ devices | reject('search','/dev/disk') | list | unique }}"
  when:
    - devices is defined
    - not osd_auto_discovery | default(False) | bool

- name: resolve dedicated_device link(s)
  command: readlink -f {{ item }}
  changed_when: false
  check_mode: no
  with_items: "{{ dedicated_devices }}"
  register: dedicated_devices_prepare_canonicalize
  when:
    - dedicated_devices is defined
    - not osd_auto_discovery | default(False) | bool

- name: set_fact build dedicated_devices from resolved symlinks
  set_fact:
    dedicated_devices: "{{ dedicated_devices | default([]) + [ item.stdout ] }}"
  with_items: "{{ dedicated_devices_prepare_canonicalize.results }}"
  when:
    - dedicated_devices is defined
    - not osd_auto_discovery | default(False) | bool

- name: set_fact build final dedicated_devices list
  set_fact:
    dedicated_devices: "{{ dedicated_devices | reject('search','/dev/disk') | list | unique }}"
  when:
    - dedicated_devices is defined
    - not osd_auto_discovery | default(False) | bool

- name: resolve bluestore_wal_device link(s)
  command: readlink -f {{ item }}
  changed_when: false
  check_mode: no
  with_items: "{{ bluestore_wal_devices }}"
  register: bluestore_wal_devices_prepare_canonicalize
  when:
    - bluestore_wal_devices is defined
    - not osd_auto_discovery | default(False) | bool

- name: set_fact build bluestore_wal_devices from resolved symlinks
  set_fact:
    bluestore_wal_devices: "{{ bluestore_wal_devices | default([]) + [ item.stdout ] }}"
  with_items: "{{ bluestore_wal_devices_prepare_canonicalize.results }}"
  when:
    - bluestore_wal_devices is defined
    - not osd_auto_discovery | default(False) | bool

- name: set_fact build final bluestore_wal_devices list
  set_fact:
    bluestore_wal_devices: "{{ bluestore_wal_devices | reject('search','/dev/disk') | list | unique }}"
  when:
    - bluestore_wal_devices is defined
    - not osd_auto_discovery | default(False) | bool

- name: set_fact devices generate device list when osd_auto_discovery
  vars:
    device: "{{ item.key | regex_replace('^', '/dev/') }}"
  set_fact:
    devices: "{{ devices | default([]) | union([device]) }}"
  with_dict: "{{ ansible_facts['devices'] }}"
  when:
    - osd_auto_discovery | default(False) | bool
    - ansible_facts['devices'] is defined
    - item.value.removable == "0"
    - item.value.sectors != "0"
    - item.value.partitions|count == 0
    - item.value.holders|count == 0
    - ansible_facts['mounts'] | selectattr('device', 'equalto', device) | list | length == 0
    - item.key is not match osd_auto_discovery_exclude
    - device not in dedicated_devices | default([])
    - device not in bluestore_wal_devices | default([])