feat: add rules

clusters/cl01tl/helm/gitea/templates/prometheus-rule.yaml

@@ -0,0 +1,28 @@
+apiVersion: monitoring.coreos.com/v1
+kind: PrometheusRule
+metadata:
+  name: meilisearch
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app.kubernetes.io/name: meilisearch
+    {{- include "custom.labels" . | nindent 4 }}
+spec:
+  groups:
+    - name: EmbeddedExporter
+      rules:
+        - alert: MeilisearchIndexIsEmpty
+          expr: meilisearch_index_docs_count == 0
+          for: 0m
+          labels:
+            severity: warning
+          annotations:
+            summary: Meilisearch index is empty (instance {{ `{{ $labels.instance }}` }})
+            description: "Meilisearch index {{ `{{ $labels.index }}` }} has zero documents\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: MeilisearchHttpResponseTime
+          expr: meilisearch_http_response_time_seconds > 0.5
+          for: 0m
+          labels:
+            severity: warning
+          annotations:
+            summary: Meilisearch http response time (instance {{ `{{ $labels.instance }}` }})
+            description: "Meilisearch http response time is too high\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"