---
- name: Manage the installation of cAdvisor deb package
  when: docker_swarm_cluster_cadvisor_deb_pkg
  tags: ['cadvisor', 'docker_cadvisor', 'docker_swarm', 'docker']
  block:
    - name: Install the cadvisor package
      ansible.builtin.apt:
        pkg: cadvisor
        state: present
        cache_valid_time: 1800

- name: Manage the installation of cAdvisor Linux binary from GitHub
  when: not docker_swarm_cluster_cadvisor_deb_pkg
  tags: ['cadvisor', 'docker_cadvisor', 'docker_swarm', 'docker']
  block:
    - name: Download the cAdvisor executable from GitHub
      ansible.builtin.get_url:
        url: "{{ docker_swarm_cluster_cadvisor_github_url }}"
        dest: "{{ docker_swarm_cluster_cadvisor_binary_path }}"
        owner: root
        group: root
        mode: 0755

    - name: Install the cAdvisor systemd unit
      ansible.builtin.template:
        src: cadvisor.systemd.j2
        dest: /lib/systemd/system/cadvisor.service
        owner: root
        group: root
        mode: 0644
      notify: Restart cadvisor
      register: systemd_reload

    - name: Reload the systemd unit
      ansible.builtin.systemd:
        daemon_reload: true
      when: systemd_reload is changed

- name: Manage the cAdvisor service
  tags: ['cadvisor', 'docker_cadvisor', 'docker_swarm', 'docker']
  block:
    - name: Install the cadvisor default
      ansible.builtin.template:
        src: cadvisor.default.j2
        dest: /etc/default/cadvisor
        mode: 0600
        owner: root
        group: root
      notify: Restart cadvisor

    - name: Ensure that the cAdvisor service is up and running
      ansible.builtin.service:
        name: cadvisor
        state: started
        enabled: true