- name: Check if {{ miq_image_path }} is directory
  stat:
    path: "{{ miq_image_path }}"
  register: image_path_st

- name: Download the qcow image
  get_url:
    url: "{{ miq_qcow_url }}"
    dest: "{{ image_path_st.stat.isdir | ternary( miq_image_path~'/'~miq_qcow_url.rpartition('/')[-1], miq_image_path) | regex_replace('//', '/') }}"
    checksum: "{{ miq_image_checksum | default(omit) }}"
  register: downloaded_file

- name: Check file type
  command: "/usr/bin/file {{ downloaded_file.dest | quote }}"
  changed_when: false
  register: filetype

- name: Fail if image is not qcow
  fail:
    msg: "The downloaded file is not a valid QCOW file."
  when: '"QCOW" not in filetype.stdout'

- name: Calculate image size in GiB
  set_fact:
    miq_image_size_gib: "{{ filetype.stdout_lines[0].split()[5] | int // 2**30 }}"

#
# Find default disk size for miq disk:
#
- block:
  - name: Extract integer from miq_vm_disk_size
    set_fact:
      miq_vm_disk_size_gib: "{{ miq_vm_disk_size | regex_replace('GiB$') }}"

  - name: Fail if miq_vm_disk_size is less than  qcow size
    fail:
      msg: "Setting a disk size ({{ miq_vm_disk_size }}) lower than the image size ({{ miq_image_size_gib }}GiB) may result in disk corruption."
    when: "miq_vm_disk_size_gib < miq_image_size_gib"
  when: "miq_vm_disk_size is defined"

#
# Find default data storage domain for Miq disk:
#
- block:
  - name: Fetch storages
    ovirt_storage_domain_facts:
      auth: "{{ ovirt_auth }}"
      pattern: "Clusters.name={{ miq_vm_cluster }} and status=active"

  - name: Find data domain
    set_fact:
      disk_storage_domain: "{{ ovirt_storage_domains | json_query(the_query) | list | first }}"
    vars:
      the_query: "[?type=='data']"
  when: miq_vm_disk_storage is undefined

- name: Check if VM already exists
  ovirt_vm_facts:
    auth: "{{ ovirt_auth }}"
    pattern: "name={{ miq_vm_name }}"

- block:
  - name: Deploy the qcow image to oVirt engine
    ovirt_disk:
      auth: "{{ ovirt_auth }}"
      name: "{{ miq_vm_disk_name | default(miq_vm_name) }}"
      interface: "{{ miq_vm_disk_interface }}"
      size: "{{ miq_vm_disk_size | default(miq_image_size_gib + 'GiB') }}"
      format: "{{  miq_vm_disk_format }}"
      image_path: "{{ downloaded_file.dest }}"
      storage_domain: "{{ disk_storage_domain.name if disk_storage_domain is defined else miq_vm_disk_storage }}"
      force: "{{ ovirt_vms | length == 0 }}"
    register: ovirt_disk

  rescue:
    - name: Remove failed disk
      ovirt_disk:
        auth: "{{ ovirt_auth }}"
        state: absent
        name: "{{ miq_vm_disk_name | default(miq_vm_name) }}"

    - name: Set miq_disk_deploy_failed
      set_fact:
        miq_disk_deploy_failed: true