---
- name: Unmount stale iSCSI mounts
  ansible.builtin.mount:
    path: "{{ item.path | default(item) }}"
    state: unmounted
  loop: "{{ iscsi_absent_mounts | default([]) }}"
  loop_control:
    label: "{{ item.path | default(item) }}"
  tags:
    - iscsi_cleanup

- name: Guardrail - iSCSI must not manage /var/lib/rancher
  ansible.builtin.assert:
    that:
      - >-
        (iscsi_targets | default([])
         | map(attribute='mounts') | list | flatten
         | selectattr('path', 'equalto', '/var/lib/rancher')
         | list | length) == 0
  fail_msg: >-
    Inventory attempts to mount `/var/lib/rancher` via iSCSI. K3s state storage is
    intended to be local host storage (e.g. USB3 SSD on myrddin). Remove
    `/var/lib/rancher` from `iscsi_targets[*].mounts` (or set
    `iscsi_allow_rancher_mount: true` if you are intentionally overriding this).
  when: not (iscsi_allow_rancher_mount | default(false) | bool)

- name: Remove stale iSCSI fstab entries
  ansible.builtin.lineinfile:
    path: /etc/fstab
    state: absent
    regexp: "^\\s*\\S+\\s+{{ (item.path | default(item)) | regex_escape }}\\s+"
  loop: "{{ iscsi_absent_mounts | default([]) }}"
  loop_control:
    label: "{{ item.path | default(item) }}"
  tags:
    - iscsi_cleanup

- name: Mount filesystems for iSCSI targets
  ansible.builtin.include_tasks: iscsi_mount.yml
  loop: "{{ iscsi_targets | default([]) | map(attribute='mounts') | list | flatten }}"
  loop_control:
    loop_var: m

- name: Guardrail - ensure required mountpoints are mounted
  ansible.builtin.command: "findmnt -n {{ item.path }}"
  register: _findmnt
  changed_when: false
  failed_when: _findmnt.rc != 0
  loop: "{{ iscsi_targets | default([]) | map(attribute='mounts') | list | flatten }}"
  loop_control:
    label: "{{ item.path }}"