omni-ansible/tasks/users-preprocessing.yml

---
- name: Load users variables
  include_vars:
    file: users.yml

- name: Reconcile user targets with host targets to get host users
  set_fact:
    local_users: >-
      {{
      local_users | default([]) + ([item] if item.targets | intersect(targets) else [])
      }}
  loop: "{{ users }}"

- name: Determine local user names
  set_fact:
    local_user_names: "{{ local_user_names | default([]) + [item.name] }}"
  loop: "{{ local_users }}"

- name: Determine administrative users
  set_fact:
    local_admin_users: >-
      {{
      local_admin_users | default([]) + ([item] if item.admin | default(False) else [])
      }}
  loop: "{{ local_users }}"

- name: Determine existing users
  shell: 'grep omni /etc/group | cut -d: -f4 | tr "," "\n"'
  changed_when: false
  register: local_existing_users

- name: Determine removed users
  set_fact:
    local_removed_users: >-
      {{
      local_removed_users | default([]) +
      ([item] if item not in local_user_names else [])
      }}
  loop: "{{ local_existing_users.stdout_lines }}"