---
- name: Install and Configure Prometheus
  hosts: 192.168.0.105  # Prometheus container
  become: yes
  gather_facts: yes

  pre_tasks:
    - name: Update apt cache
      apt:
        update_cache: yes
        cache_valid_time: 3600

    - name: Install required packages
      apt:
        name:
          - curl
          - wget
          - ca-certificates
        state: present

  roles:
    - role: ../../roles/prometheus

  post_tasks:
    - name: Verify Prometheus is accessible from target host
      uri:
        url: "http://localhost:9090/metrics"
        status_code: 200
      
    - name: Check VictoriaMetrics connectivity from Prometheus
      uri:
        url: "http://192.168.0.104:8428/health"
        status_code: 200

    - name: Display access information
      debug:
        msg:
          - "========================================="
          - "Prometheus installed successfully!"
          - "========================================="
          - "Web UI: http://{{ ansible_host }}:9090"
          - "Metrics: http://{{ ansible_host }}:9090/metrics"
          - "Targets: http://{{ ansible_host }}:9090/targets"
          - "Configuration: /etc/prometheus/prometheus.yml"
          - "Data directory: /var/lib/prometheus"
          - "========================================="