groups:

- name: SmartctlExporter

  rules:

    - alert: SmartDeviceTemperatureWarning
      expr: '(avg_over_time(smartctl_device_temperature{temperature_type="current"} [5m]) unless on (instance, device) smartctl_device_temperature{temperature_type="drive_trip"}) > 60'
      for: 0m
      labels:
        severity: warning
      annotations:
        summary: SMART device temperature warning (instance {{ $labels.instance }})
        description: "Device temperature warning on {{ $labels.instance }} drive {{ $labels.device }} over 60°C\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"

    - alert: SmartDeviceTemperatureCritical
      expr: '(max_over_time(smartctl_device_temperature{temperature_type="current"} [5m]) unless on (instance, device) smartctl_device_temperature{temperature_type="drive_trip"}) > 70'
      for: 0m
      labels:
        severity: critical
      annotations:
        summary: SMART device temperature critical (instance {{ $labels.instance }})
        description: "Device temperature critical on {{ $labels.instance }} drive {{ $labels.device }} over 70°C\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"

    - alert: SmartDeviceTemperatureOverTripValue
      expr: 'max_over_time(smartctl_device_temperature{temperature_type="current"} [10m]) >= on(device, instance) smartctl_device_temperature{temperature_type="drive_trip"}'
      for: 0m
      labels:
        severity: critical
      annotations:
        summary: SMART device temperature over trip value (instance {{ $labels.instance }})
        description: "Device temperature over trip value on {{ $labels.instance }} drive {{ $labels.device }})\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"

    - alert: SmartDeviceTemperatureNearingTripValue
      expr: 'max_over_time(smartctl_device_temperature{temperature_type="current"} [10m]) >= on(device, instance) (smartctl_device_temperature{temperature_type="drive_trip"} * .80)'
      for: 0m
      labels:
        severity: warning
      annotations:
        summary: SMART device temperature nearing trip value (instance {{ $labels.instance }})
        description: "Device temperature at 80% of trip value on {{ $labels.instance }} drive {{ $labels.device }})\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"

    - alert: SmartStatus
      expr: 'smartctl_device_smart_status != 1'
      for: 0m
      labels:
        severity: critical
      annotations:
        summary: SMART status (instance {{ $labels.instance }})
        description: "Device has a SMART status failure on {{ $labels.instance }} drive {{ $labels.device }})\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"

    - alert: SmartCriticalWarning
      expr: 'smartctl_device_critical_warning > 0'
      for: 0m
      labels:
        severity: critical
      annotations:
        summary: SMART critical warning (instance {{ $labels.instance }})
        description: "Disk controller has critical warning on {{ $labels.instance }} drive {{ $labels.device }})\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"

    - alert: SmartMediaErrors
      expr: 'smartctl_device_media_errors > 0'
      for: 0m
      labels:
        severity: critical
      annotations:
        summary: SMART media errors (instance {{ $labels.instance }})
        description: "Disk controller detected media errors on {{ $labels.instance }} drive {{ $labels.device }})\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"

    - alert: SmartWearoutIndicator
      expr: 'smartctl_device_available_spare < smartctl_device_available_spare_threshold'
      for: 0m
      labels:
        severity: critical
      annotations:
        summary: SMART Wearout Indicator (instance {{ $labels.instance }})
        description: "Device is wearing out on {{ $labels.instance }} drive {{ $labels.device }})\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"