main.yml

---
#
# Since these tasks rely on each other in a sequential fashion we disable the
# no-handler test for ansible-lint for tasks that are dependent on a previous
# task's completion.
#

- name: Allocate swapfile
  ansible.builtin.command:
    cmd: "fallocate --length {{ swap_swapfile_size }} {{ swap_swapfile_location }}"
    creates: "{{ swap_swapfile_location }}"
  register: swap_allocate_swapfile

- name: Set swapfile permissions
  ansible.builtin.file:
    mode: u=rw,g=,o=
    path: "{{ swap_swapfile_location }}"

- name: Create swapfile
  ansible.builtin.command: # noqa no-handler
    cmd: mkswap {{ swap_swapfile_location }}
  changed_when: swap_create_swapfile.rc == 0
  register: swap_create_swapfile
  when: swap_allocate_swapfile is changed

- name: Enable swapfile
  ansible.builtin.command: # noqa no-handler
    cmd: swapon {{ swap_swapfile_location }}
  changed_when: swap_enable_swapfile.rc == 0
  register: swap_enable_swapfile
  when: swap_create_swapfile is changed

- name: Add swapfile to /etc/fstab
  ansible.posix.mount:
    fstype: swap
    name: none
    opts: sw
    src: "{{ swap_swapfile_location }}"
    state: present