ceph-ansible/roles/ceph-iscsi-gw/tasks/common.yml

---
- name: copy admin key
  copy:
    src: "{{ fetch_directory }}/{{ fsid }}/etc/ceph/{{ cluster }}.client.admin.keyring"
    dest: "/etc/ceph/{{ cluster }}.client.admin.keyring"
    owner: "root"
    group: "root"
    mode: "{{ ceph_keyring_permissions }}"
  when: cephx | bool

- name: deploy gateway settings, used by the ceph_iscsi_config modules
  config_template:
    src: "{{ role_path }}/templates/iscsi-gateway.cfg.j2"
    dest: /etc/ceph/iscsi-gateway.cfg
    config_type: ini
    config_overrides: '{{ iscsi_conf_overrides }}'

- name: set_fact container_exec_cmd
  set_fact:
    container_exec_cmd: "{{ container_binary }} exec ceph-mon-{{ hostvars[groups[mon_group_name][0]]['ansible_hostname'] }}"
  delegate_to: "{{ groups[mon_group_name][0] }}"
  when: containerized_deployment | bool

- name: check if a rbd pool exists
  command: "{{ container_exec_cmd | default('') }} ceph --cluster {{ cluster }} osd pool ls --format json"
  changed_when: false
  register: iscsi_pool_exists
  delegate_to: "{{ groups[mon_group_name][0] }}"

- name: iscsi pool related tasks
  when: "iscsi_pool_name not in (iscsi_pool_exists.stdout | from_json)"
  block:
    - name: create a iscsi pool if it doesn't exist
      command: "{{ container_exec_cmd | default('') }} ceph --cluster {{ cluster }} osd pool create {{ iscsi_pool_name }} {{ osd_pool_default_pg_num }}"
      changed_when: false
      delegate_to: "{{ groups[mon_group_name][0] }}"

    - name: assign application rbd to iscsi pool
      command: "{{ container_exec_cmd }} ceph --connect-timeout 5 --cluster {{ cluster }} osd pool application enable {{ iscsi_pool_name }} rbd"
      delegate_to: "{{ groups[mon_group_name][0] }}"
      run_once: True

    - name: customize pool size
      command: "{{ container_exec_cmd | default('') }} ceph --cluster {{ cluster }} osd pool set {{ iscsi_pool_name }} size {{ iscsi_pool_size | default(osd_pool_default_size) }}"
      delegate_to: "{{ groups[mon_group_name][0] }}"
      changed_when: false
      when: iscsi_pool_size | default(osd_pool_default_size) != ceph_osd_pool_default_size