# 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: Create loop device image
  shell: |
    mkdir -p {{ loopback_image | dirname }}
    truncate -s {{ loopback_image_size }} {{ loopback_image }}

- name: Create loop device
  shell: |
    mknod {{ loopback_device }} b $(grep loop /proc/devices | cut -c3) {{ loopback_device | regex_search('[0-9]+') }}

- name: Create loop-setup systemd unit
  template:
    src: files/loop-setup.service
    dest: /etc/systemd/system/loop-setup.service
  notify:
    - Systemd reload

- name: Systemd reload
  shell: systemctl daemon-reload

- name: Configure loop-setup systemd unit
  service:
    name: loop-setup
    enabled: yes
    state: started
  notify:
    - Systemd reload
    - Restart loop-setup

- name: Check {{ loopback_device }} is attached
  shell: |
    losetup | grep -i {{ loopback_device }}
...