---
- name: Disable Wi-Fi on Raspberry Pi
  hosts: all_nodes
  become: true
  tasks:
    - name: Disable Wi-Fi network in wpa_supplicant.conf
      lineinfile:
        path: /etc/wpa_supplicant/wpa_supplicant.conf
        line: |
          network={
            ssid=""
            key_mgmt=NONE
          }
        state: present

    - name: Bring down the wlan0 interface
      command: ifconfig wlan0 down
      ignore_errors: true  # Ignore errors if wlan0 does not exist

    - name: Block Wi-Fi using rfkill
      command: rfkill block wifi
      ignore_errors: true  # Ignore errors if rfkill is unavailable

    - name: Create raspi-blacklist.conf if it does not exist
      file:
        path: /etc/modprobe.d/raspi-blacklist.conf
        state: touch

    - name: Blacklist Wi-Fi module in raspi-blacklist.conf
      lineinfile:
        path: /etc/modprobe.d/raspi-blacklist.conf
        line: "blacklist brcmfmac"
        state: present

    - name: Reboot the Raspberry Pi to apply changes
      reboot:
        msg: "Rebooting to apply Wi-Fi disable settings."
        connect_timeout: 5