---
- name: Nfs various pre-requisites tasks
  block:
    - name: Set_fact exec_cmd_nfs - external
      ansible.builtin.set_fact:
        exec_cmd_nfs: "{{ container_binary + ' run --rm --net=host -v /etc/ceph:/etc/ceph:z -v /var/lib/ceph/:/var/lib/ceph/:z -v /var/log/ceph/:/var/log/ceph/:z --entrypoint=rados ' + ceph_docker_registry + '/' + ceph_docker_image + ':' + ceph_docker_image_tag if containerized_deployment | bool else 'rados' }} -n client.{{ ceph_nfs_ceph_user }} -k /var/lib/ceph/radosgw/{{ cluster }}-rgw.{{ ceph_nfs_ceph_user }}/keyring"
        delegate_node: "{{ inventory_hostname }}"
      when: groups.get(mon_group_name, []) | length == 0

    - name: Set_fact exec_cmd_nfs - internal
      ansible.builtin.set_fact:
        exec_cmd_nfs: "{{ container_binary + ' exec ceph-mon-' + hostvars[groups[mon_group_name][0]]['ansible_facts']['hostname'] if containerized_deployment | bool else '' }} rados"
        delegate_node: "{{ groups[mon_group_name][0] }}"
      when: groups.get(mon_group_name, []) | length > 0

    - name: Check if rados index object exists
      ansible.builtin.shell: "set -o pipefail && {{ exec_cmd_nfs | default('') }} -p {{ cephfs_data_pool.name }} --cluster {{ cluster }} ls | grep {{ ceph_nfs_rados_export_index }}"
      changed_when: false
      failed_when: false
      register: rados_index_exists
      check_mode: false
      when: ceph_nfs_rados_backend | bool
      delegate_to: "{{ delegate_node }}"
      run_once: true

    - name: Create an empty rados index object
      ansible.builtin.command: "{{ exec_cmd_nfs | default('') }} -p {{ cephfs_data_pool.name }} --cluster {{ cluster }} put {{ ceph_nfs_rados_export_index }} /dev/null"
      when:
        - ceph_nfs_rados_backend | bool
        - rados_index_exists.rc != 0
      delegate_to: "{{ delegate_node }}"
      changed_when: false
      run_once: true

- name: Create /etc/ganesha
  ansible.builtin.file:
    path: /etc/ganesha
    state: directory
    owner: root
    group: root
    mode: "0755"

- name: Generate ganesha configuration file
  ansible.builtin.template:
    src: "ganesha.conf.j2"
    dest: /etc/ganesha/ganesha.conf
    owner: "root"
    group: "root"
    mode: "0644"
  notify: Restart ceph nfss

- name: Generate ganesha idmap.conf file
  openstack.config_template.config_template:
    src: "idmap.conf.j2"
    dest: "{{ ceph_nfs_idmap_conf }}"
    owner: "root"
    group: "root"
    mode: "0644"
    config_overrides: "{{ idmap_conf_overrides }}"
    config_type: ini
  notify: Restart ceph nfss

- name: Create exports directory
  ansible.builtin.file:
    path: /etc/ganesha/export.d
    state: directory
    owner: "root"
    group: "root"
    mode: "0755"
  when: ceph_nfs_dynamic_exports | bool

- name: Create exports dir index file
  ansible.builtin.copy:
    content: ""
    force: false
    dest: /etc/ganesha/export.d/INDEX.conf
    owner: "root"
    group: "root"
    mode: "0644"
  when: ceph_nfs_dynamic_exports | bool

- name: Include_tasks systemd.yml
  ansible.builtin.include_tasks: systemd.yml
  when: containerized_deployment | bool

- name: Systemd start nfs container
  ansible.builtin.systemd:
    name: ceph-nfs@{{ ceph_nfs_service_suffix | default(ansible_facts['hostname']) }}
    state: started
    enabled: true
    masked: false
    daemon_reload: true
  when:
    - containerized_deployment | bool
    - ceph_nfs_enable_service | bool

- name: Start nfs gateway service
  ansible.builtin.systemd:
    name: nfs-ganesha
    state: started
    enabled: true
    masked: false
  when:
    - not containerized_deployment | bool
    - ceph_nfs_enable_service | bool