setup_pihole.yml

---
- name: Set up Pi-hole on Ubuntu Server
  hosts: all
  become: yes
  tasks:

    - name: Update and upgrade APT packages
      apt:
        update_cache: yes
        upgrade: dist

    - name: Install necessary dependencies
      apt:
        name: 
          - curl
          - sqlite3
        state: present

    - name: Download and install Pi-hole
      shell: curl -sSL https://install.pi-hole.net | bash /dev/stdin --unattended
      args:
        creates: /etc/pihole

    - name: Configure Pi-hole to use OpenDNS as default upstream DNS servers
      lineinfile:
        path: /etc/pihole/setupVars.conf
        regexp: '^PIHOLE_DNS_'
        line: |
          PIHOLE_DNS_1=208.67.222.222
          PIHOLE_DNS_2=208.67.220.220
        state: present
      notify: Restart Pi-hole

    - name: Add Peter Lowe’s Ad and tracking server list
      command: sqlite3 /etc/pihole/gravity.db "INSERT INTO adlist (address, enabled, comment) VALUES ('https://pgl.yoyo.org/adservers/serverlist.php?hostformat=hosts&showintro=1&mimetype=plaintext', 1, 'Peter Lowe’s Ad and tracking server list')"
      notify: Update Gravity

    - name: Add EasyList
      command: sqlite3 /etc/pihole/gravity.db "INSERT INTO adlist (address, enabled, comment) VALUES ('https://easylist.to/easylist/easylist.txt', 1, 'EasyList is the primary filter list that removes most adverts from international webpages, including unwanted frames, images and objects. It is the most popular list used by many ad blockers and forms the basis of over a dozen combination and supplementary filter lists.')"
      notify: Update Gravity

    - name: Add EasyPrivacy
      command: sqlite3 /etc/pihole/gravity.db "INSERT INTO adlist (address, enabled, comment) VALUES ('https://easylist.to/easylist/easyprivacy.txt', 1, 'EasyPrivacy is an optional supplementary filter list that completely removes all forms of tracking from the internet, including web bugs, tracking scripts and information collectors, thereby protecting your personal data.')"
      notify: Update Gravity

  handlers:
    - name: Restart Pi-hole
      service:
        name: pihole-FTL
        state: restarted

    - name: Update Gravity
      command: pihole -g