- name: Get user info
  getent:
    database: passwd
    key: "{{ service_user_name }}"

- name: Set service variables
  set_fact:
    service_user_uid: "{{ ansible_facts.getent_passwd[service_user_name].1 }}"
    service_user_gid: "{{ ansible_facts.getent_passwd[service_user_name].2 }}"

- name: Print service variables
  debug:
    msg:
      - "service_user_uid: {{ service_user_uid }}"
      - "service_user_gid: {{ service_user_gid }}"