---

- name: Deploy standalone Prometheus on Raspberry Pi 5
  hosts: monitoring_server
  become: true

  vars:
    # Bind to all interfaces on default port
    prometheus_web_listen_address: "0.0.0.0:9090"

    # Reduce retention to save storage/microSD wear (default is 15d)
    prometheus_storage_retention: "60d"

    # Self-scrape configuration
    prometheus_scrape_configs:
      - job_name: "prometheus"
        metrics_path: "/metrics"
        static_configs:
          - targets:
              - "localhost:9090"
      - job_name: "node_exporter"
        metrics_path: "/metrics"
        static_configs:
          - targets:
              - "localhost:9100"
              - "10.7.10.96:9100"
              - "10.7.10.97:9100"

  roles:
    - role: prometheus.prometheus.prometheus

- name: Deploy Grafana on Raspberry Pi 5
  hosts: monitoring_server
  become: true

  pre_tasks:
    - name: Ensure python3-debian is present for deb822 repository support
      ansible.builtin.apt:
        name: python3-debian
        state: present
        update_cache: true

  roles:
    - role: grafana.grafana.grafana
      vars:
        grafana_version: "latest"

        # All grafana.ini sections now live under grafana_ini
        grafana_ini:
          server:
            http_port: 3000
            http_addr: "0.0.0.0"
          security:
            admin_user: "admin"
            admin_password: "LimpBizkit6"
          analytics:
            reporting_enabled: false
            check_for_updates: false

        # Provision datasources directly
        grafana_datasources:
          - name: "Prometheus"
            type: "prometheus"
            access: "proxy"
            url: "http://localhost:9090"
            isDefault: true
            editable: true

        # Optional: install community plugins automatically
        # grafana_plugins:
        #   - grafana-piechart-panel