---
- name: Configure Prometheus for Blackbox monitoring
  hosts: 192.168.0.105
  become: yes

  vars:
    blackbox_targets:
      # Основные сервисы стенда (из ИП)
      - "http://192.168.0.110/"
      - "http://192.168.0.111:9187/metrics"  # postgres_exporter
      - "http://192.168.0.112:8080/get"      # httpbin
      - "http://192.168.0.112:8081/metrics"  # cadvisor
      - "http://192.168.0.100:3000/"         # forgejo
      - "http://192.168.0.101:9100/metrics"  # ansible node_exporter
      - "http://192.168.0.103:8200/ui/"      # vault
      - "http://192.168.0.104:8428/metrics"  # victoriametrics
      - "http://192.168.0.105:9090/metrics"  # prometheus
      - "http://192.168.0.106:3000"          # grafana
      
      # Основные домены (первые для теста)
      - "http://forgejo.pvenode.ru/"
      - "http://grafana.pvenode.ru/"
      - "http://prometheus.pvenode.ru/"
      - "http://app1.pvenode.ru/"
      - "http://wiki.pvenode.ru/"

  tasks:
    - name: Backup original Prometheus config
      copy:
        src: /etc/prometheus/prometheus.yml
        dest: /etc/prometheus/prometheus.yml.backup-{{ ansible_date_time.epoch }}
        remote_src: yes
      tags: prometheus

    - name: Add blackbox exporter to Prometheus
      blockinfile:
        path: /etc/prometheus/prometheus.yml
        insertafter: '  # cAdvisor container metrics'
        block: |
          # Blackbox Exporter probes
          - job_name: 'blackbox'
            metrics_path: /probe
            params:
              module: [http_2xx]
            static_configs:
              - targets:
                {% for target in blackbox_targets %}
                - "{{ target }}"
                {% endfor %}
            relabel_configs:
              - source_labels: [__address__]
                target_label: __param_target
              - source_labels: [__param_target]
                target_label: instance
              - target_label: __address__
                replacement: 192.168.0.112:8083  # blackbox-exporter
        marker: "# {mark} ANSIBLE MANAGED BLOCK - blackbox"
      tags: prometheus

    - name: Check Prometheus configuration
      command: promtool check config /etc/prometheus/prometheus.yml
      register: promtool_check
      failed_when: promtool_check.rc != 0
      tags: prometheus

    - name: Reload Prometheus
      systemd:
        name: prometheus
        state: reloaded
      when: promtool_check.rc == 0
      tags: prometheus

    - name: Show configured targets
      debug:
        msg: "Added {{ blackbox_targets|length }} targets to blackbox monitoring"
      tags: prometheus