---
# Master playbook for eom.dev
- name: Initialize systems 
  hosts: all
  become: true
  tasks:
    - name: Install debconf-utils
      apt:
        name: debconf-utils
        state: present

    - name: Check if /root/preseed.txt exists
      stat:
        path: /root/preseed.txt
      register: preseed_file

    - name: Create preseed file
      command: echo "#_preseed_V1" > /root/preseed.txt
      when: not preseed_file.stat.exists

    - name: Append installer's debconf database to the file
      command: debconf-get-selections --installer >> /root/preseed.txt
      when: not preseed_file.stat.exists

    - name: Append debconf database to the file
      command: debconf-get-selections >> /root/preseed.txt
      when: not preseed_file.stat.exists

    - name: Copy nftables configuration template
      template:
        src: "nftables.conf.j2"
        dest: /etc/nftables.conf

    - name: Enable nftables
      service:
        name: nftables
        state: started
        enabled: true

- name: Prepare cluster environments
  hosts: clusters
  become: true
  pre_tasks:
    - name: Update sysctl configuration to enable IPv4 packet forwarding
      lineinfile:
        path: /etc/sysctl.conf
        line: 'net.ipv4.ip_forward = 1'
        state: present

    - name: Update sysctl configuration to enable IPv6 packet forwarding
      lineinfile:
        path: /etc/sysctl.conf
        line: 'net.ipv6.conf.all.forwarding = 1'
        state: present

    - name: Reload sysctl configuration
      command: sysctl --system

    - name: Enable br_netfilter kernel module
      command: modprobe br_netfilter

    - name: Add the module to a configuration file for persistence
      lineinfile:
        path: /etc/modules-load.d/modules.conf
        line: "br_netfilter"

    - name: Install kubernetes library
      apt:
        name: python3-kubernetes
        state: present

  roles:
    - role: geerlingguy.containerd
    - role: geerlingguy.kubernetes
    - role: ericomeehan.nvidia_driver_debian
      when:
        - nvidia == true