---

# This role will attempt to fetch and load the backup manifest from a
# remote HTTP or S3 URL. On successful completion the contents of JSON
# or YAML document will be in the var `atl_backup_manifest`.

- block:

    - name: Ensure temp directory is present
      file:
        path: "{{ atl_installer_temp }}"
        state: directory
        mode: 0750
        owner: "{{ atl_product_user }}"
        group: "{{ atl_product_user }}"
      changed_when: false  # For Molecule idempotence check

    - name: Parse the manifest URL
      set_fact:
        atl_backup_manifest_url: "{{ atl_backup_manifest_url | urlsplit }}"

    - name: Extract manifest file information
      set_fact:
        atl_backup_manifest_bucket: "{{ atl_backup_manifest_url.hostname }}"
        atl_backup_manifest_path: "{{ atl_backup_manifest_url.path }}"
        atl_backup_manifest_dest: "{{ atl_installer_temp }}/{{ atl_backup_manifest_url.path | basename }}"

    - name: Fetch the manifest from S3
      aws_s3:
        mode: get
        bucket: "{{ atl_backup_manifest_bucket }}"
        object: "{{ atl_backup_manifest_path }}"
        dest: "{{ atl_backup_manifest_dest }}"
      when: atl_backup_manifest_url.scheme == 's3'

    - name: Fetch the manifest from remote host
      get_url:
        url: "{{ atl_backup_manifest_url }}"
        dest: "{{ atl_backup_manifest_dest }}"
      when: atl_backup_manifest_url.scheme != 's3'

    - name: Load parameters from manifest
      include_vars:
        file: "{{ atl_backup_manifest_dest }}"
        name: atl_backup_manifest

  when: atl_backup_manifest_url is defined and atl_backup_manifest_url != ''