---
- name: Install Dnsmasq on workstation
  hosts: localhost
  become: true
  become_user: root
  serial: 1 # Ensure tasks are executed one host at a time
  vars_files:
    - vars.yaml

  tasks:

    - name: Install dnsmasq
      ansible.builtin.apt:
        name: dnsmasq
        state: present


    - name: Stop systemd-resolved
      ansible.builtin.systemd:
        name: systemd-resolved
        state: stopped

    - name: Disable systemd-resolved
      ansible.builtin.systemd:
        name: systemd-resolved
        enabled: false

    - name: check to see if /etc/resolv.conf is a symlink
      ansible.builtin.stat:
        path: /etc/resolv.conf
      register: resolv_conf

    - name: Remove /etc/resolv.conf if it is a symlink
      ansible.builtin.file:
        path: /etc/resolv.conf
        state: absent
      when: resolv_conf.stat.islnk

    - name: Ensure /etc/resolv.conf is a regular file
      ansible.builtin.file:
        path: /etc/resolv.conf
        state: touch

    - name: Ensure /etc/resolv.conf uses 127.0.0.1 for server
      ansible.builtin.lineinfile:
        path: /etc/resolv.conf
        regexp: '^nameserver'
        line: 'nameserver 127.0.0.1'
        state: present

    - name: Configure dnsmasq
      ansible.builtin.copy:
        dest: /etc/dnsmasq.d/k3s-cluster.conf
        content: |
          address=/{{ dnsmasq_k3s_domain }}
          server=1.1.1.1
          server=8.8.8.8
        owner: root
        group: root
        mode: "0644"
      notify: Restart dnsmasq

    - name: Ensure conf-dir is uncommented in /etc/dnsmasq.conf
      ansible.builtin.lineinfile:
        path: /etc/dnsmasq.conf
        regexp: '^#?conf-dir=/etc/dnsmasq.d'
        line: 'conf-dir=/etc/dnsmasq.d'
        state: present
        owner: root
        group: root
        mode: '0644'

  handlers:
    - name: Restart dnsmasq
      ansible.builtin.systemd:
        name: dnsmasq
        state: restarted