---
- name: Ensure dependencies are installed.
  apt:
    name: "{{ item }}"
    state: present
  with_items:
    - apt-transport-https
    - ca-certificates

- name: Add Kubernetes apt key.
  apt_key:
    url: https://packages.cloud.google.com/apt/doc/apt-key.gpg
    state: present
  register: add_repository_key
  ignore_errors: "{{ kubernetes_apt_ignore_key_error }}"

- name: Add Kubernetes repository.
  apt_repository:
    repo: "{{ kubernetes_apt_repository }}"
    state: present
    update_cache: yes