controlplane.yml

- name: Setup K3S on Control Plane Node
  hosts: controlplane
  tasks:
    - name: Enabling memory cgroups in ARM64 devices
      become: true
      when: ansible_architecture == "aarch64"
      block:
        - name: Checking if cgroup is already enabled
          shell: grep -q "cgroup_memory" "/boot/cmdline.txt"; echo $?
          register: cgroup_enabled

        - name: Enabling cgroup
          when: cgroup_enabled == 1
          shell: echo ' cgroup_memory=1 cgroup_enable=memory' >> /boot/cmdline.txt

    - name: Setting up K3S in Control Node
      become: true
      block:
        - name: Install K3S
          shell: curl -sfL https://get.k3s.io | sh -

        - name: Get Control Node Token
          shell: cat /var/lib/rancher/k3s/server/node-token
          register: controlnode_token

        - name: K3s installed successfully!
          debug: 
            msg: '{{ controlnode_token.stdout }}'