---
- name: Check if Swarm is already initialized
  ansible.builtin.command:
    cmd: docker info
  register: swarm_check
  changed_when: false

- name: Initialize Docker Swarm
  ansible.builtin.command:
    cmd: docker swarm init --advertise-addr {{ ansible_host }}
  when: "'Swarm: inactive' in swarm_check.stdout"
  register: swarm_init
  changed_when: swarm_init.rc == 0

- name: Get Swarm join token for managers
  ansible.builtin.command:
    cmd: docker swarm join-token -q manager
  register: manager_token
  changed_when: false

- name: Get Swarm join token for workers
  ansible.builtin.command:
    cmd: docker swarm join-token -q worker
  register: worker_token
  changed_when: false