blackbox-exporter-mixin/prometheus_alerts.yaml at main · adinhodovic/blackbox-exporter-mixin · GitHub

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"groups":
- "name": "blackbox-exporter.rules"
  "rules":
  - "alert": "BlackboxProbeFailed"
    "annotations":
      "dashboard_url": "https://grafana.com/d/blackbox-exporter-j4da/blackbox-exporter?var-instance={{ $labels.instance }}"
      "description": "The probe failed for the instance {{ $labels.instance }}."
      "summary": "Probe has failed for the past 1m interval."
    "expr": |
      probe_success{job="blackbox-exporter"} == 0
    "for": "1m"
    "labels":
      "severity": "critical"
  - "alert": "BlackboxLowUptime30d"
    "annotations":
      "dashboard_url": "https://grafana.com/d/blackbox-exporter-j4da/blackbox-exporter?var-instance={{ $labels.instance }}"
      "description": "The probe has a lower uptime than 99.9% the last 30 days for the instance {{ $labels.instance }}."
      "summary": "Probe uptime is lower than 99.9% for the last 30 days."
    "expr": |
      avg_over_time(probe_success{job="blackbox-exporter"}[30d]) * 100 < 99.900000000000006
    "labels":
      "severity": "info"
  - "alert": "BlackboxSslCertificateWillExpireSoon"
    "annotations":
      "dashboard_url": "https://grafana.com/d/blackbox-exporter-j4da/blackbox-exporter?var-instance={{ $labels.instance }}"
      "description": |
        The SSL certificate of the instance {{ $labels.instance }} is expiring within 21 days.
        Actual time left: {{ $value | humanizeDuration }}.
      "summary": "SSL certificate will expire soon."
    "expr": |
      probe_ssl_earliest_cert_expiry{job="blackbox-exporter"} - time() < 21 * 24 * 3600
      and
      probe_ssl_earliest_cert_expiry{job="blackbox-exporter"} - time() > 0
    "labels":
      "severity": "warning"
  - "alert": "BlackboxSslCertificateExpired"
    "annotations":
      "dashboard_url": "https://grafana.com/d/blackbox-exporter-j4da/blackbox-exporter?var-instance={{ $labels.instance }}"
      "description": |
        The SSL certificate of the instance {{ $labels.instance }} has expired.
        Actual time left: {{ $value | humanizeDuration }}.
      "summary": "SSL certificate has expired."
    "expr": |
      probe_ssl_earliest_cert_expiry{job="blackbox-exporter"} - time() < 0
    "labels":
      "severity": "warning"