---
- name: Setup couple variables
  set_fact:
    service_path: "/etc/systemd/system/"
  when: app_env.target_os == "coreos"

- name: Setup couple variables
  set_fact:
    service_path: "/lib/systemd/system/"
  when: app_env.target_os == "ubuntu"

- name: Make sure that cloud-init script has completed
  wait_for:
    path: "/run/cloud-init/result.json"
  when: app_env.target_os == "ubuntu"

- name: Install Docker Engine
  apt:
    name: docker.io
    update_cache: no
  when: app_env.target_os == "ubuntu"

- name: Ensure config directories are present
  file:
    path: "{{ item }}"
    state: directory
    mode: 0755
    owner: root
  with_items:
    - "/etc/kubernetes"
    - "/opt"
    - "/opt/bin"
    - "~/.ssh"
    - "~/.kube"

- name: Place the certificate in the right place
  copy:
    src: "{{ item.src }}"
    dest: "{{ item.target }}"
    mode: 0400
  with_items:
    - { src: "{{ app_env.public_key_file }}", target: "~/.ssh/id_rsa.pub" }
    - { src: "{{ app_env.private_key_file }}", target: "~/.ssh/id_rsa" }

- name: List all k8s service on the node
  stat:
    path: "{{ service_path }}{{ item }}.service"
  with_items:
    - kubelet
    - kube-proxy
    - kube-controller-manager
    - kube-schedule
    - kube-apiserver
    - docker
    - flanneld
  register: k8s_services

- name: Stop k8s related services if they exist
  service:
    name: "{{ item.item }}"
    state: stopped
  with_items: "{{ k8s_services.results }}"
  when: item.stat.exists == true
  no_log: True

- name: Setup /etc/hosts on every node
  lineinfile:
    dest: /etc/hosts
    line: "{{ item }}"
    state: present
  with_lines: cat "{{ playbook_dir }}/run/k8shosts"