ansible-collection-prometheus/roles/redis_exporter/tasks/install.yml

---
- name: Create the redis_exporter group
  ansible.builtin.group:
    name: "{{ redis_exporter_system_group }}"
    state: present
    system: true
  when: redis_exporter_system_group != "root"

- name: Create the redis_exporter user
  ansible.builtin.user:
    name: "{{ redis_exporter_system_user }}"
    groups: "{{ redis_exporter_system_group }}"
    append: true
    shell: /usr/sbin/nologin
    system: true
    create_home: false
    home: /
  when: redis_exporter_system_user != "root"

- name: Get binary
  when:
    - redis_exporter_binary_local_dir | length == 0
    - not redis_exporter_skip_install
  block:

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

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

    - name: Propagate redis_exporter binaries
      ansible.builtin.copy:
        src: "{{ redis_exporter_archive_path }}/redis_exporter-v{{ redis_exporter_version }}.linux-{{ go_arch }}/redis_exporter"
        dest: "{{ redis_exporter_binary_install_dir }}/redis_exporter"
        mode: 0755
        owner: root
        group: root
      notify: restart redis_exporter
      when: not ansible_check_mode

- name: Propagate locally distributed redis_exporter binary
  ansible.builtin.copy:
    src: "{{ redis_exporter_binary_local_dir }}/redis_exporter"
    dest: "{{ redis_exporter_binary_install_dir }}/redis_exporter"
    mode: 0755
    owner: root
    group: root
  when:
    - redis_exporter_binary_local_dir | length > 0
    - not redis_exporter_skip_install
  notify: restart redis_exporter