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# https://tailscale.com/download/linux/debian-bookworm
- name: Install Tailscale
  tags: tailscale
  hosts: "{{ ansible_limit | default([]) }}"
  become: true
  tasks:

    - name: Assert distribution is Debian
      ansible.builtin.assert:
        that:
          - ansible_facts["distribution"] == "Debian"
        fail_msg: "This playbook only supports Debian distributions"

    # ansible.builtin.deb822_repository needs python-debian on the target.
    - name: Install required packages
      ansible.builtin.apt:
        name: python3-debian
        state: present
        update_cache: true

    # curl -fsSL https://pkgs.tailscale.com/stable/debian/bookworm.noarmor.gpg | sudo tee /usr/share/keyrings/tailscale-archive-keyring.gpg >/dev/null
    - name: Download Tailscale package signing key
      ansible.builtin.get_url:
        url: https://pkgs.tailscale.com/stable/debian/{{ ansible_facts["distribution_release"] }}.noarmor.gpg
        dest: /usr/share/keyrings/tailscale-archive-keyring.gpg
        mode: "0644"

    # Left behind by ansible.builtin.apt_repository; apt reads both formats, so
    # leaving them would configure the repository twice. Older runs didn't set
    # a filename, so match on the URI rather than tailscale.list.
    - name: Find one-line Tailscale repositories
      ansible.builtin.find:
        paths: /etc/apt/sources.list.d
        patterns: "*.list"
        contains: pkgs\.tailscale\.com
        read_whole_file: true
      register: tailscale_list_sources

    - name: Remove one-line Tailscale repositories
      ansible.builtin.file:
        path: "{{ item.path }}"
        state: absent
      loop: "{{ tailscale_list_sources.files }}"
      loop_control:
        label: "{{ item.path }}"

    # curl -fsSL https://pkgs.tailscale.com/stable/debian/bookworm.tailscale-keyring.list | sudo tee /etc/apt/sources.list.d/tailscale.list
    - name: Add Tailscale repository
      ansible.builtin.deb822_repository:
        name: tailscale
        types: deb
        uris: https://pkgs.tailscale.com/stable/debian
        suites: '{{ ansible_facts["distribution_release"] }}'
        components: main
        signed_by: /usr/share/keyrings/tailscale-archive-keyring.gpg
        state: present

    # sudo apt-get update
    # sudo apt-get install tailscale
    - name: Install Tailscale
      ansible.builtin.apt:
        name: tailscale
        state: present
        update_cache: true

# - name: Restrict tailscaled logging
#   hosts: "{{ ansible_limit | default([]) }}"
#   become: true
#   tasks:
#
#     - name: Create systemd override dir for tailscaled
#       ansible.builtin.file:
#         path: /etc/systemd/system/tailscaled.service.d
#         state: directory
#         mode: "0644"
#
#     - name: Create systemd override
#       ansible.builtin.copy:
#         content: |
#           [Service]
#           LogLevelMax=notice
#         dest: /etc/systemd/system/tailscaled.service.d/override.conf
#         mode: "0644"
#       notify:
#         - Restart Tailscale

  handlers:

    - name: Restart Tailscale
      ansible.builtin.systemd:
        name: tailscaled
        state: restarted
        daemon_reload: true

# vim: ft=yaml.ansible