---
- name: Install k3s on 3-node cluster
  hosts: vm1,vm2,vm3
  become: true
  become_user: root
  serial: 1 # Ensure tasks are executed one host at a time
  vars_files:
    - vars.yaml

  tasks:
    - name: Install open-iscsi on all nodes
      ansible.builtin.package:
        name: open-iscsi
        state: present
        
    - name: Install nfs-common on all nodes
      ansible.builtin.package:
        name: nfs-common
        state: present

    - name: Install cryptsetup and dmsetup packages
      ansible.builtin.package:
        name: 
          - cryptsetup
          - dmsetup
        state: present
        
    - name: Load dm_crypt kernel module
      community.general.modprobe:
        name: dm_crypt
        state: present
      
    - name: Make dm_crypt module load on boot
      ansible.builtin.lineinfile:
        path: /etc/modules
        line: dm_crypt
        create: yes
        
    - name: Check if dm_crypt module is loaded
      ansible.builtin.shell: lsmod | grep dm_crypt
      register: dm_crypt_check
      failed_when: false
      changed_when: false
      
    - name: Show dm_crypt status
      ansible.builtin.debug:
        msg: "dm_crypt module is {{ 'loaded' if dm_crypt_check.rc == 0 else 'not loaded' }}"