kubespray/roles/bootstrap-os/tasks/bootstrap-ubuntu.yml

---
#  raw: cat /etc/issue.net | grep '{{ bootstrap_versions }}'

- name: List ubuntu_packages
  set_fact:
    ubuntu_packages:
      - python
      - python-apt
      - python-pip
      - dbus

- name: Bootstrap | Check if bootstrap is needed
  raw: dpkg -l | cut -d' ' -f3 |grep -e ^{{item}}$
  register: need_bootstrap
  failed_when: false
  changed_when: false
  with_items: "{{ubuntu_packages}}"

  tags:
    - facts

- name: Bootstrap | Install python 2.x and pip
  raw:
    apt-get update && \
    DEBIAN_FRONTEND=noninteractive apt-get install -y {{ubuntu_packages | join(" ")}}
  when:
    - need_bootstrap.results | map(attribute='rc') | sort | last | bool

- set_fact:
    ansible_python_interpreter: "/usr/bin/python"
  tags:
    - facts