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

---
- name: pool related tasks
  block:
    - name: list existing pool(s)
      command: >
        {{ hostvars[groups[mon_group_name][0]]['container_exec_cmd'] | default('') }} ceph --cluster {{ cluster }}
        osd pool get {{ item.name }} size        
      with_items: "{{ openstack_pools | unique }}"
      register: created_pools
      delegate_to: "{{ groups[mon_group_name][0] }}"
      failed_when: created_pools.rc in [1, 125]
      changed_when: false

    - name: create openstack pool(s)
      command: >
        {{ hostvars[groups[mon_group_name][0]]['container_exec_cmd'] | default('') }} ceph --cluster {{ cluster }}
        osd pool create {{ item.0.name }}
        {{ item.0.pg_num | default(osd_pool_default_pg_num) if not item.0.pg_autoscale_mode | default(False) | bool else 16 }}
        {{ item.0.pgp_num | default(item.0.pg_num) | default(osd_pool_default_pg_num) if not item.0.pg_autoscale_mode | default(False) | bool else '' }}
        {%- if item.0.type | default(1) | int == 1 or item.0.type | default('replicated') == 'replicated' %}
        replicated
        {{ item.0.rule_name | default(osd_pool_default_crush_rule) }}
        {{ item.0.expected_num_objects | default(0) }}
        {%- else %}
        erasure
        {{ item.0.erasure_profile }}
        {%- endif %}        
      with_together:
        - "{{ openstack_pools | unique }}"
        - "{{ created_pools.results }}"
      changed_when: false
      delegate_to: "{{ groups[mon_group_name][0] }}"
      when: item.1.get('rc', 0) != 0

    - name: set the target ratio on pool(s)
      command: "{{ hostvars[groups[mon_group_name][0]]['container_exec_cmd'] | default('') }} ceph --cluster {{ cluster }} osd pool set {{ item.name }} target_size_ratio {{ item.target_size_ratio }}"
      with_items: "{{ openstack_pools | unique }}"
      delegate_to: "{{ groups[mon_group_name][0] }}"
      when: item.pg_autoscale_mode | default(False) | bool

    - name: set pg_autoscale_mode value on pool(s)
      command: "{{ hostvars[groups[mon_group_name][0]]['container_exec_cmd'] | default('') }} ceph --cluster {{ cluster }} osd pool set {{ item.name }} pg_autoscale_mode {{ item.pg_autoscale_mode | default(False) | ternary('on', 'warn') }}"
      delegate_to: "{{ groups[mon_group_name][0] }}"
      with_items: "{{ openstack_pools | unique }}"

    - name: customize pool size
      command: >
        {{ hostvars[groups[mon_group_name][0]]['container_exec_cmd'] | default('') }} ceph --cluster {{ cluster }}
        osd pool set {{ item.name }} size {{ item.size | default(osd_pool_default_size) }}        
      with_items: "{{ openstack_pools | unique }}"
      delegate_to: "{{ groups[mon_group_name][0] }}"
      changed_when: false
      when:
        - item.size | default(osd_pool_default_size)
        - item.type | default(1) | int != 3
        - item.type | default('replicated') != 'erasure'

    - name: customize pool min_size
      command: >
        {{ hostvars[groups[mon_group_name][0]]['container_exec_cmd'] | default('') }} ceph --cluster {{ cluster }}
        osd pool set {{ item.name }} min_size {{ item.min_size | default(osd_pool_default_min_size) }}        
      with_items: "{{ openstack_pools | unique }}"
      delegate_to: "{{ groups[mon_group_name][0] }}"
      changed_when: false
      when:
        - (item.min_size | default(osd_pool_default_min_size))|int > ceph_osd_pool_default_min_size
        - item.type | default(1) | int != 3
        - item.type | default('replicated') != 'erasure'

    - name: assign application to pool(s)
      command: "{{ hostvars[groups[mon_group_name][0]]['container_exec_cmd'] | default('') }} ceph --cluster {{ cluster }} osd pool application enable {{ item.name }} {{ item.application }}"
      with_items: "{{ openstack_pools | unique }}"
      changed_when: false
      delegate_to: "{{ groups[mon_group_name][0] }}"
      when: item.application is defined

- name: create openstack cephx key(s)
  block:
    - name: generate keys
      ceph_key:
        state: present
        name: "{{ item.name }}"
        caps: "{{ item.caps }}"
        secret: "{{ item.key | default('') }}"
        cluster: "{{ cluster }}"
        mode: "{{ item.mode|default(omit) }}"
      environment:
        CEPH_CONTAINER_IMAGE: "{{ ceph_docker_registry + '/' + ceph_docker_image + ':' + ceph_docker_image_tag if containerized_deployment else None }}"
        CEPH_CONTAINER_BINARY: "{{ container_binary }}"
      with_items: "{{ openstack_keys }}"
      delegate_to: "{{ groups[mon_group_name][0] }}"

    - name: get keys from monitors
      command: "{{ hostvars[groups[mon_group_name][0]]['container_exec_cmd'] | default('') }} ceph --cluster {{ cluster }} auth get {{ item.name }}"
      register: _osp_keys
      with_items: "{{ openstack_keys }}"
      run_once: true
      delegate_to: "{{ groups.get(mon_group_name)[0] }}"

    - name: copy ceph key(s) if needed
      copy:
        dest: "/etc/ceph/{{ cluster }}.{{ item.0.item.name }}.keyring"
        content: "{{ item.0.stdout + '\n' }}"
        owner: "{{ ceph_uid if containerized_deployment else 'ceph' }}"
        group: "{{ ceph_uid if containerized_deployment else 'ceph' }}"
        mode: "{{ item.0.item.mode }}"
      with_nested:
        - "{{ _osp_keys.results }}"
        - "{{ groups[mon_group_name] }}"
      delegate_to: "{{ item.1 }}"
  when:
    - cephx | bool
    - openstack_config | bool