---

 - name: Copy install script
   become: yes
   ansible.builtin.copy:
     src: get-k3s.sh
     dest: /usr/local/sbin/get-k3s.sh
     owner: root
     group: root
     mode: 0750

 - name: Ensure cgroup
   become: yes
   register: cgroup_changed
   ignore_errors: true
   ansible.builtin.command:
     cmd: /bin/bash -c "grep 'cgroup_memory=1 cgroup_enable=memory' /boot/firmware/cmdline.txt || (sed -i 's/$/ cgroup_memory=1 cgroup_enable=memory/' /boot/firmware/cmdline.txt && /bin/false)"

 - name: Disable swap
   become: yes
   register: swap_changed
   ansible.builtin.lineinfile:
     path: /etc/rpi/swap.conf
     regex: 'Mechanism='
     line: 'Mechanism=none'

 - name: Reboot if there was a change.
   become: yes
   ansible.builtin.command: "/usr/sbin/reboot"
   async: 1
   poll: 0
   when: cgroup_changed is failed or swap_changed is changed

 - name: Wait for the reboot to complete if there was a change.
   wait_for_connection:
     connect_timeout: 20
     sleep: 5
     delay: 5
     timeout: 300
   when: cgroup_changed is failed or swap_changed is changed