12_setup_kubeadm_config.yml

---
- name: Prepare kubeadm-config for cluster setup
  hosts: masters
  become: true
  run_once: true
  vars_files:
    - vars/k8s_cluster.yml
  tasks:
    - name: Generate cluster token
      command: kubeadm token generate
      register: kubetoken_generated

    - name: Set generated token as fact
      set_fact:
        kubetoken: "{{ kubetoken_generated.stdout }}"

    - name: Generate certificate key
      command: kubeadm {{ 'alpha' if (k8s.cluster_version == '1.19') | default('') }} certs certificate-key
      register: kubecert_generated

    - name: Set generated token as fact
      set_fact:
        kubecertkey: "{{ kubecert_generated.stdout }}"

    - name: Add kubelet config for node
      template: 
        src: templates/kubeadm-config.yaml.j2
        dest: /tmp/kubeadm-config.yaml