---
# Install nginx-prometheus-exporter
- name: Download nginx-prometheus-exporter
  get_url:
    url: https://github.com/nginxinc/nginx-prometheus-exporter/releases/download/v0.11.0/nginx-prometheus-exporter_0.11.0_linux_amd64.tar.gz
    dest: /tmp/nginx-exporter.tar.gz
  tags: nginx_exporter

- name: Extract nginx-exporter
  unarchive:
    src: /tmp/nginx-exporter.tar.gz
    dest: /tmp/
    remote_src: yes
    creates: /tmp/nginx-prometheus-exporter
  tags: nginx_exporter

- name: Install nginx-exporter binary
  copy:
    src: /tmp/nginx-prometheus-exporter
    dest: /usr/local/bin/nginx-prometheus-exporter
    remote_src: yes
    mode: '0755'
  tags: nginx_exporter

- name: Create systemd service for nginx-exporter
  copy:
    content: |
      [Unit]
      Description=NGINX Prometheus Exporter
      After=network.target
      
      [Service]
      Type=simple
      User=root
      ExecStart=/usr/local/bin/nginx-prometheus-exporter -nginx.scrape-uri=http://localhost:80/status
      Restart=on-failure
      
      [Install]
      WantedBy=multi-user.target
    dest: /etc/systemd/system/nginx-exporter.service
    owner: root
    group: root
    mode: '0644'
  tags: nginx_exporter

- name: Enable and start nginx-exporter
  systemd:
    name: nginx-exporter
    state: started
    enabled: yes
    daemon_reload: yes
  tags: nginx_exporter

- name: Open firewall port for nginx-exporter
  ufw:
    rule: allow
    port: '9113'
    proto: tcp
  tags: nginx_exporter