---
# Storage config lives in /etc/pve/storage.cfg, which is replicated cluster-wide,
# so this runs once against a single node.

- name: Check whether the storage is already defined
  ansible.builtin.command:
    cmd: "pvesm status --storage {{ pve_nfs_storage_id }}"
  register: _nfs_exists
  changed_when: false
  failed_when: false
  check_mode: false
  run_once: true

- name: Add the NFS storage
  ansible.builtin.command:
    cmd: >-
      pvesm add nfs {{ pve_nfs_storage_id }}
      --server {{ pve_nfs_server }}
      --export {{ pve_nfs_export }}
      --content {{ pve_nfs_content }}
      {% if pve_nfs_options %}--options {{ pve_nfs_options }}{% endif %}
  when: _nfs_exists.rc != 0
  run_once: true

- name: Wait for it to come active
  # NFS storage is only usable once every node has mounted it; PVE mounts lazily.
  ansible.builtin.command:
    cmd: "pvesm status --storage {{ pve_nfs_storage_id }}"
  register: _nfs_status
  until: "'active' in (_nfs_status.stdout | default(''))"
  retries: 12
  delay: 5
  changed_when: false
  run_once: true

- name: Verify every node can actually see it
  # A cluster-wide storage entry that only ONE node can mount is a silent trap:
  # migrations and backups fail on the others. Check per-node, not just once.
  ansible.builtin.command:
    cmd: "pvesm status --storage {{ pve_nfs_storage_id }}"
  register: _nfs_node
  changed_when: false
  failed_when: "'active' not in (_nfs_node.stdout | default(''))"

- name: Report
  ansible.builtin.debug:
    msg: "{{ inventory_hostname }}: {{ _nfs_node.stdout_lines | select('search', pve_nfs_storage_id) | list }}"