---
- name: Change SSH port on host
  lineinfile:
    dest: "/etc/ssh/sshd_config"
    regexp: "^#?Port "
    line: "Port 19022"
  register: ssh_changed
  notify: "Restart sshd"

- name: Restart sshd
  service:
    name: sshd
    state: restarted
  when: ssh_changed is defined and
        ssh_changed.changed

- name: Change Ansible port to 19022
  set_fact:
    ansible_port: 19022
  when: ssh_changed is defined and
        ssh_changed.changed