---
## ------------------------------------------------ ##
## Installs LXD (includes LXC), and default profile ##
## ------------------------------------------------ ##

#- name: install snapd
#  ansible.builtin.package:
#    name: snapd

#- name: install snap core
#  community.general.snap:
#    name: core

# XXX: simplest way to void a prior LXD installation's configuration
#- name: uninstall prior LXD
#  ansible.builtin.command: snap remove lxd --purge
#  changed_when: true

- name: clear preseed storage_pools
  loop: "{{ lxd.host.preseed.storage_pools | default([]) }}"
  loop_control:
    loop_var: lxd_storage_pool
  ansible.builtin.include_tasks: reset_storage.yml

#- name: install LXD
#  become: true
#  community.general.snap:
#    name: lxd

- name: check LXD executable accessible by Ansible
  ansible.builtin.shell: which lxd
  ignore_errors: true
  register: which_lxd

- name: install LXD wrapper
  when: which_lxd is failed
  vars:
    lxd_path: /snap/bin/lxd
  block:
    - name: verify snap lxd installation exists
      ansible.builtin.stat:
        path: "{{ lxd_path }}"
        get_checksum: false
      register: lxd_stat
      failed_when: not lxd_stat.stat.exists

    - name: create lxd wrapper if lxd is not in PATH
      ansible.builtin.template:
        src: wrapper.sh.j2
        dest: /usr/bin/lxd
        owner: root
        group: root
        mode: u=rx,g=rx,o=rx
      vars:
        snap_app: lxd
        snap_app_path: "{{ lxd_path }}"

- name: check LXC executable accessible by Ansible
  ansible.builtin.shell: which lxc
  ignore_errors: true
  changed_when: false
  register: which_lxc

- name: install LXD wrapper
  when: which_lxc is failed
  vars:
    lxc_path: /snap/bin/lxc
  block:
    - name: detect if lxc is in PATH
      ansible.builtin.stat:
        path: "{{ lxc_path }}"
        get_checksum: false
      register: lxc_stat
      failed_when: not lxc_stat.stat.exists

    - name: create lxc wrapper if lxc is not in PATH
      ansible.builtin.template:
        src: wrapper.sh.j2
        dest: /usr/bin/lxc
        owner: root
        group: root
        mode: u=rx,g=rx,o=rx
      vars:
        snap_app: lxc
        snap_app_path: "{{ lxc_path }}"

- name: init LXD without preseed
  when: not lxd.host.preseed is defined
  ansible.builtin.command: lxd init --auto

- name: init LXD from preseed
  when: lxd.host.preseed is defined
  ansible.builtin.command: "lxd init --preseed < "
  args:
    stdin: "{{ lxd.host.preseed }}"

- name: apply extra profiles
  loop: "{{ lxd.host.extra_profiles | default([]) }}"
  loop_control:
    loop_var: lxd_profile
  community.general.lxd_profile:
    name: "{{ lxd_profile.name | mandatory }}"
    description: "{{ lxd_profile.description | default(omit) }}"
    state: "{{ lxd_profile.state | default(omit) }}"
    config: "{{ lxd_profile.config | default(omit) }}"
    devices: "{{ lxd_profile.devices | default(omit) }}"