---
- name: install kubeadm and kubectl
  apt:
    name:
    - haproxy
    - hatop
    - "kubeadm{% if kubernetes.pkg_version is defined %}={{ kubernetes.pkg_version }}{% endif %}"
    - "kubectl{% if kubernetes.pkg_version is defined %}={{ kubernetes.pkg_version }}{% endif %}"
    state: present

- name: disable automatic upgrades for kubeadm and kubectl
  when: kubernetes.pkg_version is defined
  loop:
  - kubeadm
  - kubectl
  dpkg_selections:
    name: "{{ item }}"
    selection: hold

- name: set kubelet node-ip
  when: kubernetes_overlay_node_ip is defined
  lineinfile:
    name: "/etc/default/kubelet"
    regexp: '^KUBELET_EXTRA_ARGS='
    line: 'KUBELET_EXTRA_ARGS=--node-ip={{ kubernetes_overlay_node_ip }}'
    create: yes

- name: add kubeadm completion for shells
  loop:
    - zsh
    - bash
  blockinfile:
    path: "/root/.{{ item }}rc"
    create: yes
    marker: "### {mark} ANSIBLE MANAGED BLOCK for kubeadm ###"
    content: |
      source <(kubeadm completion {{ item }})

- name: configure haproxy
  template:
    src: haproxy.cfg.j2
    dest: /etc/haproxy/haproxy.cfg
  register: haproxy_config

- name: (re)start haproxy
  systemd:
    name: haproxy
    state: "{% if haproxy_config is changed %}restarted{% else %}started{% endif %}"
    enabled: yes

- name: add hatop config for shells
  loop:
    - zsh
    - bash
  blockinfile:
    path: "/root/.{{ item }}rc"
    create: yes
    marker: "### {mark} ANSIBLE MANAGED BLOCK for hatop ###"
    content: |
      alias hatop="hatop -s /var/run/haproxy/admin.sock"