main.yml

---
application_id: "svc-opt-swapfile"

SWAPFILE_SIZE: "{{ lookup('config', application_id, 'services.swapfile.swapfile_size') }}"
SWAPFILE_PKG: "swap-forge"
SWAPFILE_REPO: "{{ lookup('config', application_id, 'services.swapfile.repository') }}"
SWAPFILE_REF: "{{ lookup('config', application_id, 'services.swapfile.ref') }}"

SWAPFILE_TOLERANCE_PERCENT: 5
SWAPFILE_SIZE_BYTES: "{{ SWAPFILE_SIZE | upper | human_to_bytes }}"
SWAPFILE_ACTIVE_MATCH: >-
  {{
    swapfile_active.stdout_lines
    | map('split')
    | selectattr(1, 'equalto', 'file')
    | map(attribute=2)
    | map('int')
    | select('ge', (SWAPFILE_SIZE_BYTES | int) * (100 - SWAPFILE_TOLERANCE_PERCENT) // 100)
    | select('le', (SWAPFILE_SIZE_BYTES | int) * (100 + SWAPFILE_TOLERANCE_PERCENT) // 100)
    | list
  }}