---
- name: Install Node Exporter
  hosts: all
  roles:
    - node_exporter

- name: Install Prometheus Server
  hosts: monitoring
  roles:
    - prometheus

- name: Setup Exporters on VPS
  hosts: vps_servers
  tasks:
    - name: Install Postfix Exporter
      include_role:
        name: postfix_exporter
      when: postfix_enabled | default(False)

    - name: Install Nginx Exporter
      include_role:
        name: nginx_exporter
      when: nginx_enabled | default(False)

- name: Update Prometheus Config
  hosts: monitoring
  roles:
    - prometheus