---
# Copyright 2021 City Network International AB
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

- name: Setup the guest image
  delegate_to: "{{ trove_service_setup_host }}"
  vars:
    ansible_python_interpreter: "{{ trove_service_setup_host_python_interpreter }}"
  block:
    - name: Create image download directory
      file:
        path: "{{ trove_image_local_path }}"
        state: directory
        mode: "0750"
        owner: "{{ trove_image_path_owner }}"
      when:
        - trove_guestagent_images | length > 0

    - name: Download image from artefact server
      get_url:
        url: "{{ item.file }}"
        dest: "{{ trove_image_local_path }}/{{ item.file | basename }}"
        checksum: "{{ item.checksum | default(omit) }}"
        mode: "0644"
      retries: 5
      delay: 10
      register: trove_download_images
      until: trove_download_images is success
      when: item.file | regex_search('^(http|https|ftp)://') is truthy(convert_bool=True)
      with_items: "{{ trove_guestagent_images }}"

    - name: Replace existing image with new one
      when:
        - trove_download_images is changed
      block:
        - name: Get current image id
          openstack.cloud.image_info:
            cloud: "{{ item.cloud | default('default') }}"
            region_name: "{{ trove_service_region }}"
            image: "{{ item.name }}"
            interface: "{{ item.interface | default('admin') }}"
            verify: "{{ not keystone_service_adminuri_insecure }}"
          register: get_image_info
          until: get_image_info is success
          retries: 5
          delay: 10
          with_items: "{{ trove_download_images['results'] | selectattr('changed') | map(attribute='item') }}"

        # This uses command since os_image doesn't support tags.
        # TODO(odyssey4me):
        # Add tag capability to os_image module and replace this.
        - name: Upload new image to glance # noqa: no-changed-when jinja[spacing]
          command: >-
            openstack image create
            --os-cloud {{ item.cloud | default('default') }}
            --os-interface {{ item.interface | default('admin') }}
            --file {{ trove_image_local_path }}/{{ item.file | basename }}
            --disk-format {{ item.disk_format | default('qcow2') }}
            --container-format {{ item.image_format | default('bare') }}
            {% if item.tags | length > 0%}--tag {{ item.tags | join(' --tag ') }}{% endif %}
            {{ (item.public | default(False)) | ternary('--public', '--private') }}
            --project service
            {{ item.name }}
          with_items: "{{ trove_download_images['results'] | selectattr('changed') | map(attribute='item') }}"

        - name: Delete old image from glance
          openstack.cloud.image:
            cloud: "{{ item.cloud | default('default') }}"
            region_name: "{{ trove_service_region }}"
            state: absent
            name: "{{ item.id }}"
            interface: admin
            verify: "{{ not keystone_service_adminuri_insecure }}"
          register: remove_old_image
          until: remove_old_image is success
          retries: 5
          delay: 10
          with_items: "{{ get_image_info['results'] | selectattr('openstack_image') | map(attribute='openstack_image') }}"