---
- name: install dkms
  import_role:
    name: prepare-dkms

- name: check if contrib apt component is enabled
  assert:
    msg: "Debian zfs packages are in contrib - please enable it using 'apt_repo_components'"
    that:
      - apt_repo_components is defined
      - "'contrib' in apt_repo_components"

- name: enable backports and force ZFS packages from backports for buster
  when: (ansible_distribution_major_version | int) == 10
  block:
  - name: add backports repo
    include_role:
      name: apt-repo/backports

  - name: pin zfs packages to buster-backports
    copy:
      content: |
        Package: libnvpair1linux libuutil1linux libzfs2linux libzpool2linux spl-dkms zfs-dkms zfs-test zfsutils-linux zfsutils-linux-dev zfs-zed
        Pin: release n=buster-backports
        Pin-Priority: 990
      dest: /etc/apt/preferences.d/zfs-from-buster-backports

- name: install zfs modules via dkms
  apt:
    name: zfs-dkms
    state: present

- name: check if module is available for the currently running kernel
  command: modprobe --dry-run zfs
  check_mode: no
  register: zfs_module_available
  failed_when: false
  changed_when: false

- name: rebuild zfs module
  when: zfs_module_available.rc != 0
  command: dpkg-reconfigure zfs-dkms