- name: install sshguard on debian/ubuntu systems
  gather_facts: yes
  hosts: servers
  become: "{{become}}"
  tasks:

  - name: install sshguard
    ansible.builtin.script:
      cmd: scripts/sshguard-install.bash
      chdir: /root
    register: script_output
    changed_when: >-
      "changed - all done" in script_output.stdout
    when: ansible_facts['os_family'] == "Debian"

  - name: display script stdout
    debug: var=script_output.stdout_lines
    when: script_output.stdout is defined

  - name: display script stderr
    debug: var=script_output.sterr_lines
    when: script_output.sterr is defined