{{ if .Values.nfc_monitoring.thanos.sidecar.enabled }}
---
apiVersion: monitoring.coreos.com/v1
kind: PrometheusRule
metadata:
  labels:
    app.kubernetes.io/component: metrics
    app.kubernetes.io/name: thanos
    app.kubernetes.io/part-of: {{  $.Chart.Name }}
    app.kubernetes.io/managed-by: {{  $.Release.Service }}
    app.kubernetes.io/version: {{  $.Chart.Version }}
    prometheus: k8s
    role: alert-rules
  name: thanos-rules
  namespace: {{  .Values.nfc_monitoring.prometheus.namespace }}
spec:
  groups:
    - name: thanos-sidecar
      rules:
      - alert: ThanosSidecarBucketOperationsFailed
        annotations:
          description: Thanos Sidecar {{ `{{` }}$labels.instance}} bucket operations are failing
          runbook_url: https://github.com/thanos-io/thanos/tree/main/mixin/runbook.md#alert-name-thanossidecarbucketoperationsfailed
          summary: Thanos Sidecar bucket operations are failing
        expr: |
          sum by (job, instance) (rate(thanos_objstore_bucket_operation_failures_total{job=~".*thanos-sidecar.*"}[5m])) > 0
        for: 5m
        labels:
          severity: critical
      - alert: ThanosSidecarNoConnectionToStartedPrometheus
        annotations:
          description: Thanos Sidecar {{ `{{` }}$labels.instance}} is unhealthy.
          runbook_url: https://github.com/thanos-io/thanos/tree/main/mixin/runbook.md#alert-name-thanossidecarnoconnectiontostartedprometheus
          summary: Thanos Sidecar cannot access Prometheus, even though Prometheus seems
            healthy and has reloaded WAL.
        expr: |
          thanos_sidecar_prometheus_up{job=~".*thanos-sidecar.*"} == 0
          AND on (namespace, pod)
          prometheus_tsdb_data_replay_duration_seconds != 0
        for: 5m
        labels:
          severity: critical
      - alert: ThanosSidecarIsDown
        annotations:
          description: ThanosSidecar has disappeared. Prometheus target for the component
            cannot be discovered.
          runbook_url: https://github.com/thanos-io/thanos/tree/main/mixin/runbook.md#alert-name-thanossidecarisdown
          summary: Thanos component has disappeared.
        expr: |
          absent(up{job=~".*thanos-sidecar.*"} == 1)
        for: 5m
        labels:
          severity: critical

{{ end }}