---
- name: Create blackbox_exporter system group
  ansible.builtin.group:
    name: "{{ blackbox_exporter_group }}"
    system: true
    state: present
  when: blackbox_exporter_group != 'root'

- name: Create blackbox_exporter system user
  ansible.builtin.user:
    name: "{{ blackbox_exporter_user }}"
    system: true
    shell: "/usr/sbin/nologin"
    group: "{{ blackbox_exporter_group }}"
    createhome: false
  when: blackbox_exporter_user != 'root'

- name: Get binary
  when:
    - blackbox_exporter_binary_local_dir | length == 0
    - not blackbox_exporter_skip_install
  block:

    - name: Download blackbox_exporter binary to local folder
      become: false
      ansible.builtin.get_url:
        url: "{{ blackbox_exporter_binary_url }}"
        dest: "/tmp/blackbox_exporter-{{ blackbox_exporter_version }}.linux-{{ go_arch }}.tar.gz"
        checksum: "sha256:{{ __blackbox_exporter_checksum }}"
        mode: '0644'
      register: _download_binary
      until: _download_binary is succeeded
      retries: 5
      delay: 2
      delegate_to: localhost
      check_mode: false

    - name: Unpack blackbox_exporter binary
      become: false
      ansible.builtin.unarchive:
        src: "/tmp/blackbox_exporter-{{ blackbox_exporter_version }}.linux-{{ go_arch }}.tar.gz"
        dest: "/tmp"
        creates: "/tmp/blackbox_exporter-{{ blackbox_exporter_version }}.linux-{{ go_arch }}/blackbox_exporter"
      delegate_to: localhost
      check_mode: false

    - name: Propagate blackbox_exporter binaries
      ansible.builtin.copy:
        src: "/tmp/blackbox_exporter-{{ blackbox_exporter_version }}.linux-{{ go_arch }}/blackbox_exporter"
        dest: "{{ blackbox_exporter_binary_install_dir }}/blackbox_exporter"
        mode: 0755
        owner: root
        group: root
      notify: restart blackbox_exporter
      when: not ansible_check_mode

- name: Propagate locally distributed blackbox_exporter binary
  ansible.builtin.copy:
    src: "{{ blackbox_exporter_binary_local_dir }}/blackbox_exporter"
    dest: "{{ blackbox_exporter_binary_install_dir }}/blackbox_exporter"
    mode: '0755'
    owner: root
    group: root
  when:
    - blackbox_exporter_binary_local_dir | length > 0
    - not blackbox_exporter_skip_install
  notify: restart blackbox_exporter

- name: Install libcap on Debian systems
  ansible.builtin.package:
    name: "libcap2-bin"
    state: present
  register: _download_packages
  until: _download_packages is succeeded
  retries: 5
  delay: 2
  when: ansible_os_family | lower == "debian"

- name: Ensure blackbox exporter binary has cap_net_raw capability
  community.general.capabilities:
    path: '/usr/local/bin/blackbox_exporter'
    capability: cap_net_raw+ep
    state: present
  when: not ansible_check_mode
  changed_when: "'molecule-idempotence-notest' not in ansible_skip_tags"

- name: Check Debug Message
  ansible.builtin.debug:
    msg: "The capabilities module is skipped during check mode, as the file may not exist, causing execution to fail."
  when: ansible_check_mode