---
- name: Initialize Kubernetes Control Plane
  command: kubeadm init --pod-network-cidr=10.244.0.0/16
  args:
    creates: /etc/kubernetes/admin.conf
  register: kubeadm_init

- name: Create .kube directory
  file:
    path: /home/{{ ansible_user }}/.kube
    state: directory
    owner: "{{ ansible_user }}"
    group: "{{ ansible_user }}"
    mode: 0755

- name: Copy admin.conf to user's kube config
  copy:
    src: /etc/kubernetes/admin.conf
    dest: /home/{{ ansible_user }}/.kube/config
    remote_src: yes
    owner: "{{ ansible_user }}"
    group: "{{ ansible_user }}"

- name: Install Flannel Pod Network
  command: kubectl apply -f https://github.com/flannel-io/flannel/releases/latest/download/kube-flannel.yml
  become: yes
  become_user: "{{ ansible_user }}"
  when: kubeadm_init.changed

- name: Get join command
  command: kubeadm token create --print-join-command
  register: join_command_raw

- name: Add dummy host with variable
  add_host:
    name: "K8S_TOKEN_HOLDER"
    join_command: "{{ join_command_raw.stdout_lines[0] }}"