---
## -------------------------- ##
## Build or Restore Instance ##
## -------------------------- ##

- name: check invalid create mode
  when: lxd.instance.create_mode | mandatory not in ['skip', 'build']
  ansible.builtin.fail:
    msg: "invalid lxd.instance.create_mode: {{ lxd.instance.create_mode }}"

- name: handle create instance
  when: lxd.instance.create_mode == 'build'
  block:

    - name: clear pre-existing instance
      with_items:
        - container
        - virtual-machine
      community.general.lxd_container:
        name: "{{ lxd.instance.name | mandatory }}"
        type: "{{ item }}"
        state: absent
        force_stop: true
        # XXX: ansible will always indicate a change when volatile options are present in the LXD config
        ignore_volatile_options: false

    - name: define custom instance configuration 'lxd_custom_config'
      ansible.builtin.include_tasks: instance_config.yml

    - name: merge and override instance base config with custom config
      when: lxd.instance.config is defined
      ansible.builtin.set_fact:
        lxd_custom_config: "{{ ( lxd.instance.config ) | combine(lxd_custom_config | default({}), recursive=True) }}"

    - name: create & (re)start instance
      community.general.lxd_container:
        name: "{{ lxd.instance.name }}"
        type: "{{ lxd.instance.type | default(omit) }}"
        state: restarted
        source:
          server: "{{ lxd.instance.server | default('https://images.linuxcontainers.org') }}"
          alias: "{{ lxd.instance.alias | mandatory }}"
          # 'simplestreams' seems more reliable than the default protocol 'lxd'
          protocol: "{{ lxd.instance.protocol | default('simplestreams') }}"
          type: image
          mode: pull
        # XXX: ansible will always indicate a change when volatile options are present in the LXD config
        ignore_volatile_options: false
        config: "{{ lxd_custom_config | default(omit) }}"
        devices: "{{ lxd.instance.devices | default(omit) }}"
        profiles: "{{ lxd.instance.profiles | default(omit) }}"
        wait_for_ipv4_addresses: true
        timeout: 600

- name: "wait for {{ lxd.instance.name }} to respond with SSHd"
  ansible.builtin.wait_for:
    host: "{{ lxd.instance.dns_address | mandatory }}"
    port: 22