- name: setup kvm
  gather_facts: no
  hosts: "{{target}}"
  become: "{{become_var}}"
  tasks:

  - set_fact:
      baseline_pkgs:
        - bridge-utils
        - libvirt
        - qemu

  - name: required baseline packages
    ansible.builtin.shell:
      executable: /bin/bash
      cmd: |
        set -e
        for pkgname in {{ baseline_pkgs | join(' ') }}; do
          echo -n $pkgname ...
          if [[ {{ansible_check_mode}} = True ]]; then
            ls /var/log/packages/$pkgname-* >/dev/null 2>&1 && echo there || echo WILL INSTALL IN PLAY
          elif [[ {{ansible_check_mode}} = False ]]; then
            ls /var/log/packages/$pkgname-* >/dev/null 2>&1 && echo there || slackpkg -dialog=off -batch=on -default_answer=y install $pkgname
          fi
        done; unset pkgname
    register: baseline
    changed_when: >
      'WILL INSTALL IN PLAY' in baseline.stdout or
      'Installing package' in baseline.stdout
    check_mode: false

  - debug: var=baseline.stdout
    when: baseline.stdout != ''
  - debug: var=baseline.stderr
    when: baseline.stderr != ''