feat: add rules

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

@@ -0,0 +1,124 @@
+apiVersion: monitoring.coreos.com/v1
+kind: PrometheusRule
+metadata:
+  name: haproxy
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app.kubernetes.io/name: haproxy
+    {{- include "custom.labels" . | nindent 4 }}
+spec:
+  groups:
+    - name: EmbeddedExporter
+      rules:
+        - alert: HAProxyHighHTTP4xxErrorRateBackend
+          expr: ((sum by (proxy) (rate(haproxy_server_http_responses_total{code="4xx"}[1m])) / sum by (proxy) (rate(haproxy_server_http_responses_total[1m]))) * 100) > 5 and sum by (proxy) (rate(haproxy_server_http_responses_total[1m])) > 0
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: HAProxy high HTTP 4xx error rate backend (instance {{ `{{ $labels.instance }}` }})
+            description: "Too many HTTP requests with status 4xx (> 5%) on backend {{ `{{ $labels.proxy }}` }}\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: HAProxyHighHTTP5xxErrorRateBackend
+          expr: ((sum by (proxy) (rate(haproxy_server_http_responses_total{code="5xx"}[1m])) / sum by (proxy) (rate(haproxy_server_http_responses_total[1m]))) * 100) > 5 and sum by (proxy) (rate(haproxy_server_http_responses_total[1m])) > 0
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: HAProxy high HTTP 5xx error rate backend (instance {{ `{{ $labels.instance }}` }})
+            description: "Too many HTTP requests with status 5xx (> 5%) on backend {{ `{{ $labels.proxy }}` }}\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: HAProxyHighHTTP4xxErrorRateServer
+          expr: ((sum by (server) (rate(haproxy_server_http_responses_total{code="4xx"}[1m])) / sum by (server) (rate(haproxy_server_http_responses_total[1m]))) * 100) > 5 and sum by (server) (rate(haproxy_server_http_responses_total[1m])) > 0
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: HAProxy high HTTP 4xx error rate server (instance {{ `{{ $labels.instance }}` }})
+            description: "Too many HTTP requests with status 4xx (> 5%) on server {{ `{{ $labels.server }}` }}\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: HAProxyHighHTTP5xxErrorRateServer
+          expr: ((sum by (server) (rate(haproxy_server_http_responses_total{code="5xx"}[1m])) / sum by (server) (rate(haproxy_server_http_responses_total[1m]))) * 100) > 5 and sum by (server) (rate(haproxy_server_http_responses_total[1m])) > 0
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: HAProxy high HTTP 5xx error rate server (instance {{ `{{ $labels.instance }}` }})
+            description: "Too many HTTP requests with status 5xx (> 5%) on server {{ `{{ $labels.server }}` }}\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: HAProxyServerResponseErrors
+            expr: (sum by (server) (rate(haproxy_server_response_errors_total[1m])) / sum by (server) (rate(haproxy_server_http_responses_total[1m]))) * 100 > 5 and sum by (server) (rate(haproxy_server_http_responses_total[1m])) > 0
+            for: 1m
+            labels:
+              severity: critical
+            annotations:
+              summary: HAProxy server response errors (instance {{ `{{ $labels.instance }}` }})
+              description: "Too many response errors to {{ `{{ $labels.server }}` }} server (> 5%).\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          - alert: HAProxyBackendConnectionErrors
+            expr: (sum by (proxy) (rate(haproxy_backend_connection_errors_total[1m]))) > 100
+            for: 1m
+            labels:
+              severity: critical
+            annotations:
+              summary: HAProxy backend connection errors (instance {{ `{{ $labels.instance }}` }})
+              description: "Too many connection errors to {{ `{{ $labels.proxy }}` }} backend (> 100 req/s). Request throughput may be too high.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          - alert: HAProxyServerConnectionErrors
+            expr: (sum by (proxy) (rate(haproxy_server_connection_errors_total[1m]))) > 100
+            for: 0m
+            labels:
+              severity: critical
+            annotations:
+              summary: HAProxy server connection errors (instance {{ `{{ $labels.instance }}` }})
+              description: "Too many connection errors to {{ `{{ $labels.proxy }}` }} (> 100 req/s). Request throughput may be too high.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          - alert: HAProxyBackendMaxActiveSession>80%
+            expr: (haproxy_backend_current_sessions / haproxy_backend_limit_sessions * 100) > 80 and haproxy_backend_limit_sessions > 0
+            for: 2m
+            labels:
+              severity: warning
+            annotations:
+              summary: HAProxy backend max active session > 80% (instance {{ `{{ $labels.instance }}` }})
+              description: "Session limit from backend {{ `{{ $labels.proxy }}` }} reached 80% of limit - {{ `{{ $value | printf \"%.2f\"}}` }}%\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          - alert: HAProxyPendingRequests
+            expr: sum by (proxy) (haproxy_backend_current_queue) > 0
+            for: 2m
+            labels:
+              severity: warning
+            annotations:
+              summary: HAProxy pending requests (instance {{ `{{ $labels.instance }}` }})
+              description: "Some HAProxy requests are pending on {{ `{{ $labels.proxy }}` }} - {{ `{{ $value | printf \"%.2f\"}}` }}\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          - alert: HAProxyHTTPSlowingDown
+            expr: avg by (instance, proxy) (haproxy_backend_max_total_time_seconds) > 1
+            for: 1m
+            labels:
+              severity: warning
+            annotations:
+              summary: HAProxy HTTP slowing down (instance {{ `{{ $labels.instance }}` }})
+              description: "HAProxy backend max total time is above 1s on {{ `{{ $labels.proxy }}` }} - {{ `{{ $value | printf \"%.2f\"}}` }}s\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          - alert: HAProxyRetryHigh
+            expr: sum by (proxy) (rate(haproxy_backend_retry_warnings_total[1m])) > 10
+            for: 2m
+            labels:
+              severity: warning
+            annotations:
+              summary: HAProxy retry high (instance {{ `{{ $labels.instance }}` }})
+              description: "High rate of retry on {{ `{{ $labels.proxy }}` }} - {{ `{{ $value | printf \"%.2f\"}}` }}\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          - alert: HAproxyHasNoAliveBackends
+            expr: haproxy_backend_active_servers + haproxy_backend_backup_servers == 0
+            for: 0m
+            labels:
+              severity: critical
+            annotations:
+              summary: HAproxy has no alive backends (instance {{ `{{ $labels.instance }}` }})
+              description: "HAProxy has no alive active or backup backends for {{ `{{ $labels.proxy }}` }}\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          - alert: HAProxyFrontendSecurityBlockedRequests
+            expr: sum by (proxy) (rate(haproxy_frontend_denied_connections_total[2m])) > 10
+            for: 2m
+            labels:
+              severity: warning
+            annotations:
+              summary: HAProxy frontend security blocked requests (instance {{ `{{ $labels.instance }}` }})
+              description: "HAProxy is blocking requests for security reason\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          - alert: HAProxyServerHealthcheckFailure
+            expr: increase(haproxy_server_check_failures_total[1m]) > 2
+            for: 0m
+            labels:
+              severity: warning
+            annotations:
+              summary: HAProxy server healthcheck failure (instance {{ `{{ $labels.instance }}` }})
+              description: "Some server healthcheck are failing on {{ `{{ $labels.server }}` }} ({{ `{{ $value }}` }} in the last 1m)\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"

clusters/cl01tl/helm/cert-manager/templates/prometheus-rule.yaml

@@ -0,0 +1,44 @@
+apiVersion: monitoring.coreos.com/v1
+kind: PrometheusRule
+metadata:
+  name: cert-manager
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app.kubernetes.io/name: cert-manager
+    {{- include "custom.labels" . | nindent 4 }}
+spec:
+  groups:
+    - name: EmbeddedExporter
+      rules:
+        - alert: Cert-ManagerAbsent
+          expr: absent(up{job="cert-manager"})
+          for: 10m
+          labels:
+            severity: critical
+          annotations:
+            summary: Cert-Manager absent (instance {{ `{{ $labels.instance }}` }})
+            description: "Cert-Manager has disappeared from Prometheus service discovery. New certificates will not be able to be minted, and existing ones can't be renewed until cert-manager is back.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: Cert-ManagerCertificateExpiringSoon
+          expr: avg by (exported_namespace, namespace, name) (certmanager_certificate_expiration_timestamp_seconds - time()) < (21 * 24 * 3600)
+          for: 1h
+          labels:
+            severity: warning
+          annotations:
+            summary: Cert-Manager certificate expiring soon (instance {{ `{{ $labels.instance }}` }})
+            description: "The certificate {{ `{{ $labels.name }}` }} is expiring in less than 21 days.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: Cert-ManagerCertificateNotReady
+          expr: max by (name, exported_namespace, namespace, condition) (certmanager_certificate_ready_status{condition!="True"} == 1)
+          for: 10m
+          labels:
+            severity: critical
+          annotations:
+            summary: Cert-Manager certificate not ready (instance {{ `{{ $labels.instance }}` }})
+            description: "The certificate {{ `{{ $labels.name }}` }} in namespace {{ `{{ $labels.exported_namespace }}` }} is not ready to serve traffic.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: Cert-ManagerHittingACMERateLimits
+          expr: sum by (host) (rate(certmanager_acme_client_request_count{status="429"}[5m])) > 0
+          for: 5m
+          labels:
+            severity: critical
+          annotations:
+            summary: Cert-Manager hitting ACME rate limits (instance {{ `{{ $labels.instance }}` }})
+            description: "Cert-Manager is being rate-limited by the ACME provider. Certificate issuance and renewal may be blocked for up to a week.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"

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 }}` }}"

clusters/cl01tl/helm/jellyfin/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 }}` }}"

clusters/cl01tl/helm/karakeep/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 }}` }}"

clusters/cl01tl/helm/openbao/values.yaml

@@ -120,20 +120,52 @@ openbao:
     prometheusRules:
       enabled: true
       rules:
-        - alert: vault-HighResponseTime
+        - alert: openBao-HighResponseTime
           annotations:
-            message: The response time of Vault is over 500ms on average over the last 5 minutes.
+            message: The response time of OpenBao is over 500ms on average over the last 5 minutes.
           expr: vault_core_handle_request{quantile="0.5", namespace="mynamespace"} > 500
           for: 5m
           labels:
             severity: warning
-        - alert: vault-HighResponseTime
+        - alert: openBao-HighResponseTime
           annotations:
-            message: The response time of Vault is over 1s on average over the last 5 minutes.
+            message: The response time of OpenBao is over 1s on average over the last 5 minutes.
           expr: vault_core_handle_request{quantile="0.5", namespace="mynamespace"} > 1000
           for: 5m
           labels:
             severity: critical
+        - alert: openBao-Sealed
+          expr: vault_core_unsealed == 0
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: OpenBao sealed (instance {{ $labels.instance }})
+            description: "OpenBao instance is sealed on {{ $labels.instance }}\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
+        - alert: OpenBao-TooManyPendingTokens
+          expr: avg(vault_token_create_count - vault_token_store_count) > 0
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: OpenBao too many pending tokens (instance {{ $labels.instance }})
+            description: "Too many pending tokens on {{ $labels.instance }}: {{ $value }} tokens created but not yet stored.\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
+        - alert: OpenBao-TooManyInfinityTokens
+          expr: vault_token_count_by_ttl{creation_ttl="+Inf"} > 3
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: OpenBao too many infinity tokens (instance {{ $labels.instance }})
+            description: "Too many non-expiring tokens on {{ $labels.instance }}: {{ $value }} tokens with infinite TTL.\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
+        - alert: OpenBao-ClusterHealth
+          expr: sum(vault_core_active) / count(vault_core_active) <= 0.5 and count(vault_core_active) > 0
+          for: 0m
+          labels:
+            severity: critical
+          annotations:
+            summary: OpenBao cluster health (instance {{ $labels.instance }})
+            description: "OpenBao cluster is not healthy: only {{ $value | humanizePercentage }} of nodes are active.\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
   snapshotAgent:
     enabled: true
     schedule: 0 4 * * *

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

@@ -0,0 +1,156 @@
+apiVersion: monitoring.coreos.com/v1
+kind: PrometheusRule
+metadata:
+  name: clickhouse
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app.kubernetes.io/name: clickhouse
+    {{- include "custom.labels" . | nindent 4 }}
+spec:
+  groups:
+    - name: EmbeddedExporter
+      rules:
+        - alert: ClickHouseNodeDown
+          expr: up{job="clickhouse"} == 0
+          for: 2m
+          labels:
+            severity: critical
+          annotations:
+            summary: ClickHouse node down (instance {{ `{{ $labels.instance }}` }})
+            description: "No metrics received from ClickHouse exporter for over 2 minutes.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseMemoryUsageCritical
+          expr: ClickHouseAsyncMetrics_CGroupMemoryUsed / ClickHouseAsyncMetrics_CGroupMemoryTotal * 100 > 90 and ClickHouseAsyncMetrics_CGroupMemoryTotal > 0
+          for: 5m
+          labels:
+            severity: critical
+          annotations:
+            summary: ClickHouse Memory Usage Critical (instance {{ `{{ $labels.instance }}` }})
+            description: "Memory usage is critically high, over 90%.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseMemoryUsageWarning
+          expr: ClickHouseAsyncMetrics_CGroupMemoryUsed / ClickHouseAsyncMetrics_CGroupMemoryTotal * 100 > 80 and ClickHouseAsyncMetrics_CGroupMemoryTotal > 0
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: ClickHouse Memory Usage Warning (instance {{ `{{ $labels.instance }}` }})
+            description: "Memory usage is over 80%.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseDiskSpaceLowOnDefault
+          expr: ClickHouseAsyncMetrics_DiskAvailable_default / (ClickHouseAsyncMetrics_DiskAvailable_default + ClickHouseAsyncMetrics_DiskUsed_default) * 100 < 20 and (ClickHouseAsyncMetrics_DiskAvailable_default + ClickHouseAsyncMetrics_DiskUsed_default) > 0
+          for: 2m
+          labels:
+            severity: warning
+          annotations:
+            summary: ClickHouse Disk Space Low on Default (instance {{ `{{ $labels.instance }}` }})
+            description: "Disk space on default is below 20%.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseDiskSpaceCriticalOnDefault
+          expr: ClickHouseAsyncMetrics_DiskAvailable_default / (ClickHouseAsyncMetrics_DiskAvailable_default + ClickHouseAsyncMetrics_DiskUsed_default) * 100 < 10 and (ClickHouseAsyncMetrics_DiskAvailable_default + ClickHouseAsyncMetrics_DiskUsed_default) > 0
+          for: 2m
+          labels:
+            severity: critical
+          annotations:
+            summary: ClickHouse Disk Space Critical on Default (instance {{ `{{ $labels.instance }}` }})
+            description: "Disk space on default disk is critically low, below 10%.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseDiskSpaceLowOnBackups
+          expr: ClickHouseAsyncMetrics_DiskAvailable_backups / (ClickHouseAsyncMetrics_DiskAvailable_backups + ClickHouseAsyncMetrics_DiskUsed_backups) * 100 < 20 and (ClickHouseAsyncMetrics_DiskAvailable_backups + ClickHouseAsyncMetrics_DiskUsed_backups) > 0
+          for: 2m
+          labels:
+            severity: warning
+          annotations:
+            summary: ClickHouse Disk Space Low on Backups (instance {{ `{{ $labels.instance }}` }})
+            description: "Disk space on backups is below 20%.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseReplicaErrors
+          expr: ClickHouseErrorMetric_ALL_REPLICAS_ARE_STALE == 1 or ClickHouseErrorMetric_ALL_REPLICAS_LOST == 1
+          for: 0m
+          labels:
+            severity: critical
+          annotations:
+            summary: ClickHouse Replica Errors (instance {{ `{{ $labels.instance }}` }})
+            description: "Critical replica errors detected, either all replicas are stale or lost.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseNoAvailableReplicas
+          expr: ClickHouseErrorMetric_NO_AVAILABLE_REPLICA == 1
+          for: 0m
+          labels:
+            severity: critical
+          annotations:
+            summary: ClickHouse No Available Replicas (instance {{ `{{ $labels.instance }}` }})
+            description: "No available replicas in ClickHouse.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseNoLiveReplicas
+          expr: ClickHouseErrorMetric_TOO_FEW_LIVE_REPLICAS == 1
+          for: 0m
+          labels:
+            severity: critical
+          annotations:
+            summary: ClickHouse No Live Replicas (instance {{ `{{ $labels.instance }}` }})
+            description: "There are too few live replicas available, risking data loss and service disruption.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseHighTCPConnections
+          expr: ClickHouseMetrics_TCPConnection > 400
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: ClickHouse High TCP Connections (instance {{ `{{ $labels.instance }}` }})
+            description: "High number of TCP connections, indicating heavy client or inter-cluster communication.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseInterserverConnectionIssues
+          expr: ClickHouseMetrics_InterserverConnection > 50
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: ClickHouse Interserver Connection Issues (instance {{ `{{ $labels.instance }}` }})
+            description: "High number of interserver connections may indicate replication or distributed query handling issues.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseZooKeeperConnectionIssues
+          expr: ClickHouseMetrics_ZooKeeperSession != 1
+          for: 3m
+          labels:
+            severity: warning
+          annotations:
+            summary: ClickHouse ZooKeeper Connection Issues (instance {{ `{{ $labels.instance }}` }})
+            description: "ClickHouse is experiencing issues with ZooKeeper connections, which may affect cluster state and coordination.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseAuthenticationFailures
+          expr: increase(ClickHouseErrorMetric_AUTHENTICATION_FAILED[5m]) > 3
+          for: 0m
+          labels:
+            severity: info
+          annotations:
+            summary: ClickHouse Authentication Failures (instance {{ `{{ $labels.instance }}` }})
+            description: "Authentication failures detected, indicating potential security issues or misconfiguration.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseAccessDeniedErrors
+          expr: increase(ClickHouseErrorMetric_RESOURCE_ACCESS_DENIED[5m]) > 3
+          for: 0m
+          labels:
+            severity: info
+          annotations:
+            summary: ClickHouse Access Denied Errors (instance {{ `{{ $labels.instance }}` }})
+            description: "Access denied errors have been logged, which could indicate permission issues or unauthorized access attempts.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseRejectedInsertQueries
+          expr: increase(ClickHouseProfileEvents_RejectedInserts[1m]) > 2
+          for: 1m
+          labels:
+            severity: warning
+          annotations:
+            summary: ClickHouse rejected insert queries (instance {{ `{{ $labels.instance }}` }})
+            description: "INSERTs rejected due to too many active data parts. Reduce insert frequency.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseDelayedInsertQueries
+          expr: increase(ClickHouseProfileEvents_DelayedInserts[5m]) > 10
+          for: 2m
+          labels:
+            severity: warning
+          annotations:
+            summary: ClickHouse delayed insert queries (instance {{ `{{ $labels.instance }}` }})
+            description: "INSERTs delayed due to high number of active parts.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseZookeeperHardwareException
+          expr: increase(ClickHouseProfileEvents_ZooKeeperHardwareExceptions[1m]) > 0
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: ClickHouse zookeeper hardware exception (instance {{ `{{ $labels.instance }}` }})
+            description: "Zookeeper hardware exception: network issues communicating with ZooKeeper\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ClickHouseDistributedRejectedInserts
+          expr: increase(ClickHouseProfileEvents_DistributedRejectedInserts[5m]) > 3
+          for: 2m
+          labels:
+            severity: critical
+          annotations:
+            summary: ClickHouse distributed rejected inserts (instance {{ `{{ $labels.instance }}` }})
+            description: "INSERTs into Distributed tables rejected due to pending bytes limit.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"

clusters/cl01tl/helm/rybbit/values.yaml

@@ -150,19 +150,20 @@ rybbit:
       data:
         network.xml: |
           <clickhouse>
-              <listen_host>0.0.0.0</listen_host>
+            <listen_host>0.0.0.0</listen_host>
+            <http_port>8123</http_port>
           </clickhouse>
         enable_json.xml: |
           <clickhouse>
-              <settings>
+            <settings>
-                  <enable_json_type>1</enable_json_type>
+              <enable_json_type>1</enable_json_type>
-              </settings>
+            </settings>
           </clickhouse>
         logging_rules.xml: |
           <clickhouse>
             <logger>
-                <level>warning</level>
+              <level>warning</level>
-                <console>true</console>
+              <console>true</console>
             </logger>
             <query_thread_log remove="remove"/>
             <query_log remove="remove"/>
@@ -185,6 +186,17 @@ rybbit:
               </default>
             </profiles>
           </clickhouse>
+        metrics.xml: |
+          <clickhouse>
+            <prometheus>
+              <endpoint>/metrics</endpoint>
+              <port>9363</port>
+              <metrics>true</metrics>
+              <events>true</events>
+              <asynchronous_metrics>true</asynchronous_metrics>
+              <errors>true</errors>
+            </prometheus>
+          </clickhouse>
   service:
     backend:
       controller: backend
@@ -204,6 +216,21 @@ rybbit:
         http:
           port: 8123
           targetPort: 8123
+        metrics:
+          port: 9363
+          targetPort: 9363
+  serviceMonitor:
+    main:
+      selector:
+        matchLabels:
+          app.kubernetes.io/name: rybbit-clickhouse
+          app.kubernetes.io/instance: rybbit-clickhouse
+      serviceName: '{{ include "bjw-s.common.lib.chart.names.fullname" $ }}'
+      endpoints:
+        - port: metrics
+          interval: 30s
+          scrapeTimeout: 10s
+          path: /metrics
   persistence:
     clickhouse:
       forceRename: clickhouse-data
@@ -238,6 +265,10 @@ rybbit:
               readOnly: true
               mountPropagation: None
               subPath: user_logging.xml
+            - path: /etc/clickhouse-server/config.d/metrics.xml
+              readOnly: true
+              mountPropagation: None
+              subPath: metrics.xml
 postgres-18-cluster:
   mode: recovery
   recovery:

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

@@ -0,0 +1,169 @@
+apiVersion: monitoring.coreos.com/v1
+kind: PrometheusRule
+metadata:
+  name: elasticsearch
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app.kubernetes.io/name: elasticsearch
+    {{- include "custom.labels" . | nindent 4 }}
+spec:
+  groups:
+    - name: ElasticsearchExporter
+      rules:
+        - alert: ElasticsearchHeapUsageTooHigh
+          expr: (elasticsearch_jvm_memory_used_bytes{area="heap"} / elasticsearch_jvm_memory_max_bytes{area="heap"}) * 100 > 90 and elasticsearch_jvm_memory_max_bytes{area="heap"} > 0
+          for: 2m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch Heap Usage Too High (instance {{ `{{ $labels.instance }}` }})
+            description: "The heap usage is over 90%\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchHeapUsageWarning
+          expr: (elasticsearch_jvm_memory_used_bytes{area="heap"} / elasticsearch_jvm_memory_max_bytes{area="heap"}) * 100 > 80 and elasticsearch_jvm_memory_max_bytes{area="heap"} > 0
+          for: 2m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch Heap Usage warning (instance {{ `{{ $labels.instance }}` }})
+            description: "The heap usage is over 80%\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchDiskOutOfSpace
+          expr: elasticsearch_filesystem_data_available_bytes / elasticsearch_filesystem_data_size_bytes * 100 < 10 and elasticsearch_filesystem_data_size_bytes > 0
+          for: 0m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch disk out of space (instance {{ `{{ $labels.instance }}` }})
+            description: "The disk usage is over 90%\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchDiskSpaceLow
+          expr: elasticsearch_filesystem_data_available_bytes / elasticsearch_filesystem_data_size_bytes * 100 < 20 and elasticsearch_filesystem_data_size_bytes > 0
+          for: 2m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch disk space low (instance {{ `{{ $labels.instance }}` }})
+            description: "The disk usage is over 80%\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchClusterRed
+          expr: elasticsearch_cluster_health_status{color="red"} == 1
+          for: 0m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch Cluster Red (instance {{ `{{ $labels.instance }}` }})
+            description: "Elastic Cluster Red status\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchClusterYellow
+          expr: elasticsearch_cluster_health_status{color="yellow"} == 1
+          for: 0m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch Cluster Yellow (instance {{ `{{ $labels.instance }}` }})
+            description: "Elastic Cluster Yellow status\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # 1m delay allows a restart without triggering an alert.
+        - alert: ElasticsearchHealthyNodes
+          expr: elasticsearch_cluster_health_number_of_nodes < 3
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch Healthy Nodes (instance {{ `{{ $labels.instance }}` }})
+            description: "Missing node in Elasticsearch cluster\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # 1m delay allows a restart without triggering an alert.
+        - alert: ElasticsearchHealthyDataNodes
+          expr: elasticsearch_cluster_health_number_of_data_nodes < 3
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch Healthy Data Nodes (instance {{ `{{ $labels.instance }}` }})
+            description: "Missing data node in Elasticsearch cluster\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchRelocatingShards
+          expr: elasticsearch_cluster_health_relocating_shards > 0
+          for: 0m
+          labels:
+            severity: info
+          annotations:
+            summary: Elasticsearch relocating shards (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch is relocating shards\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchRelocatingShardsTooLong
+          expr: elasticsearch_cluster_health_relocating_shards > 0
+          for: 15m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch relocating shards too long (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch has been relocating shards for 15min\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchInitializingShards
+          expr: elasticsearch_cluster_health_initializing_shards > 0
+          for: 0m
+          labels:
+            severity: info
+          annotations:
+            summary: Elasticsearch initializing shards (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch is initializing shards\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchInitializingShardsTooLong
+          expr: elasticsearch_cluster_health_initializing_shards > 0
+          for: 15m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch initializing shards too long (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch has been initializing shards for 15 min\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchUnassignedShards
+          expr: elasticsearch_cluster_health_unassigned_shards > 0
+          for: 2m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch unassigned shards (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch has unassigned shards\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchPendingTasks
+          expr: elasticsearch_cluster_health_number_of_pending_tasks > 0
+          for: 15m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch pending tasks (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch has pending tasks. Cluster works slowly.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchNoNewDocuments
+          expr: increase(elasticsearch_indices_indexing_index_total{es_data_node="true"}[10m]) < 1
+          for: 0m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch no new documents (instance {{ `{{ $labels.instance }}` }})
+            description: "No new documents for 10 min!\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # Threshold of 10ms (0.01s) per indexing operation is a rough default. Adjust based on your document size and cluster performance.
+        - alert: ElasticsearchHighIndexingLatency
+          expr: rate(elasticsearch_indices_indexing_index_time_seconds_total[5m]) / rate(elasticsearch_indices_indexing_index_total[5m]) > 0.01 and rate(elasticsearch_indices_indexing_index_total[5m]) > 0
+          for: 10m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch High Indexing Latency (instance {{ `{{ $labels.instance }}` }})
+            description: "The indexing latency on Elasticsearch cluster is higher than the threshold (current value: {{ `{{ $value }}` }}s).\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # Threshold of 10000 ops/s is a rough default. Adjust based on your cluster capacity and expected workload.
+        - alert: ElasticsearchHighIndexingRate
+          expr: sum(rate(elasticsearch_indices_indexing_index_total[1m]))> 10000
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch High Indexing Rate (instance {{ `{{ $labels.instance }}` }})
+            description: "The indexing rate on Elasticsearch cluster is higher than the threshold.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # Threshold of 100 queries/s is very low for most production clusters. Adjust based on your expected query volume.
+        - alert: ElasticsearchHighQueryRate
+          expr: sum(rate(elasticsearch_indices_search_query_total[1m])) > 100
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch High Query Rate (instance {{ `{{ $labels.instance }}` }})
+            description: "The query rate on Elasticsearch cluster is higher than the threshold.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchHighQueryLatency
+          expr: rate(elasticsearch_indices_search_query_time_seconds[1m]) / rate(elasticsearch_indices_search_query_total[1m]) > 1 and rate(elasticsearch_indices_search_query_total[1m]) > 0
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch High Query Latency (instance {{ `{{ $labels.instance }}` }})
+            description: "The query latency on Elasticsearch cluster is higher than the threshold (current value: {{ `{{ $value }}` }}s).\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"

clusters/cl01tl/helm/stalwart/values.yaml

@@ -13,9 +13,25 @@ stalwart:
             requests:
               cpu: 10m
               memory: 100Mi
+    metrics:
+      type: deployment
+      replicas: 1
+      strategy: Recreate
+      containers:
+        main:
+          image:
+            repository: quay.io/prometheuscommunity/elasticsearch-exporter
+            tag: v1.10.0@sha256:a6a4d4403f670faf6a94b8c7f9adbca3ead91f26dd64e5ccf95fa69025dc6e58
+          args:
+            - '--es.uri=https://elasticsearch-stalwart-es-http.tubearchivist:9200'
+          resources:
+            requests:
+              cpu: 1m
+              memory: 10mi
   service:
     main:
       controller: main
+      forceRename: stalwart
       ports:
         http:
           port: 80
@@ -32,6 +48,24 @@ stalwart:
         imaps:
           port: 993
           targetPort: 993
+    metrics:
+      controller: metrics
+      ports:
+        metrics:
+          port: 9114
+          targetPort: 9114
+  serviceMonitor:
+    main:
+      selector:
+        matchLabels:
+          app.kubernetes.io/name: stalwart-metrics
+          app.kubernetes.io/instance: stalwart-metrics
+      serviceName: '{{ include "bjw-s.common.lib.chart.names.fullname" $ }}'
+      endpoints:
+        - port: metrics
+          interval: 30s
+          scrapeTimeout: 10s
+          path: /metrics
   route:
     main:
       kind: HTTPRoute

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

@@ -0,0 +1,169 @@
+apiVersion: monitoring.coreos.com/v1
+kind: PrometheusRule
+metadata:
+  name: elasticsearch
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app.kubernetes.io/name: elasticsearch
+    {{- include "custom.labels" . | nindent 4 }}
+spec:
+  groups:
+    - name: ElasticsearchExporter
+      rules:
+        - alert: ElasticsearchHeapUsageTooHigh
+          expr: (elasticsearch_jvm_memory_used_bytes{area="heap"} / elasticsearch_jvm_memory_max_bytes{area="heap"}) * 100 > 90 and elasticsearch_jvm_memory_max_bytes{area="heap"} > 0
+          for: 2m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch Heap Usage Too High (instance {{ `{{ $labels.instance }}` }})
+            description: "The heap usage is over 90%\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchHeapUsageWarning
+          expr: (elasticsearch_jvm_memory_used_bytes{area="heap"} / elasticsearch_jvm_memory_max_bytes{area="heap"}) * 100 > 80 and elasticsearch_jvm_memory_max_bytes{area="heap"} > 0
+          for: 2m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch Heap Usage warning (instance {{ `{{ $labels.instance }}` }})
+            description: "The heap usage is over 80%\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchDiskOutOfSpace
+          expr: elasticsearch_filesystem_data_available_bytes / elasticsearch_filesystem_data_size_bytes * 100 < 10 and elasticsearch_filesystem_data_size_bytes > 0
+          for: 0m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch disk out of space (instance {{ `{{ $labels.instance }}` }})
+            description: "The disk usage is over 90%\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchDiskSpaceLow
+          expr: elasticsearch_filesystem_data_available_bytes / elasticsearch_filesystem_data_size_bytes * 100 < 20 and elasticsearch_filesystem_data_size_bytes > 0
+          for: 2m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch disk space low (instance {{ `{{ $labels.instance }}` }})
+            description: "The disk usage is over 80%\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchClusterRed
+          expr: elasticsearch_cluster_health_status{color="red"} == 1
+          for: 0m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch Cluster Red (instance {{ `{{ $labels.instance }}` }})
+            description: "Elastic Cluster Red status\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchClusterYellow
+          expr: elasticsearch_cluster_health_status{color="yellow"} == 1
+          for: 0m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch Cluster Yellow (instance {{ `{{ $labels.instance }}` }})
+            description: "Elastic Cluster Yellow status\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # 1m delay allows a restart without triggering an alert.
+        - alert: ElasticsearchHealthyNodes
+          expr: elasticsearch_cluster_health_number_of_nodes < 3
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch Healthy Nodes (instance {{ `{{ $labels.instance }}` }})
+            description: "Missing node in Elasticsearch cluster\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # 1m delay allows a restart without triggering an alert.
+        - alert: ElasticsearchHealthyDataNodes
+          expr: elasticsearch_cluster_health_number_of_data_nodes < 3
+          for: 1m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch Healthy Data Nodes (instance {{ `{{ $labels.instance }}` }})
+            description: "Missing data node in Elasticsearch cluster\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchRelocatingShards
+          expr: elasticsearch_cluster_health_relocating_shards > 0
+          for: 0m
+          labels:
+            severity: info
+          annotations:
+            summary: Elasticsearch relocating shards (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch is relocating shards\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchRelocatingShardsTooLong
+          expr: elasticsearch_cluster_health_relocating_shards > 0
+          for: 15m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch relocating shards too long (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch has been relocating shards for 15min\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchInitializingShards
+          expr: elasticsearch_cluster_health_initializing_shards > 0
+          for: 0m
+          labels:
+            severity: info
+          annotations:
+            summary: Elasticsearch initializing shards (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch is initializing shards\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchInitializingShardsTooLong
+          expr: elasticsearch_cluster_health_initializing_shards > 0
+          for: 15m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch initializing shards too long (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch has been initializing shards for 15 min\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchUnassignedShards
+          expr: elasticsearch_cluster_health_unassigned_shards > 0
+          for: 2m
+          labels:
+            severity: critical
+          annotations:
+            summary: Elasticsearch unassigned shards (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch has unassigned shards\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchPendingTasks
+          expr: elasticsearch_cluster_health_number_of_pending_tasks > 0
+          for: 15m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch pending tasks (instance {{ `{{ $labels.instance }}` }})
+            description: "Elasticsearch has pending tasks. Cluster works slowly.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchNoNewDocuments
+          expr: increase(elasticsearch_indices_indexing_index_total{es_data_node="true"}[10m]) < 1
+          for: 0m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch no new documents (instance {{ `{{ $labels.instance }}` }})
+            description: "No new documents for 10 min!\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # Threshold of 10ms (0.01s) per indexing operation is a rough default. Adjust based on your document size and cluster performance.
+        - alert: ElasticsearchHighIndexingLatency
+          expr: rate(elasticsearch_indices_indexing_index_time_seconds_total[5m]) / rate(elasticsearch_indices_indexing_index_total[5m]) > 0.01 and rate(elasticsearch_indices_indexing_index_total[5m]) > 0
+          for: 10m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch High Indexing Latency (instance {{ `{{ $labels.instance }}` }})
+            description: "The indexing latency on Elasticsearch cluster is higher than the threshold (current value: {{ `{{ $value }}` }}s).\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # Threshold of 10000 ops/s is a rough default. Adjust based on your cluster capacity and expected workload.
+        - alert: ElasticsearchHighIndexingRate
+          expr: sum(rate(elasticsearch_indices_indexing_index_total[1m]))> 10000
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch High Indexing Rate (instance {{ `{{ $labels.instance }}` }})
+            description: "The indexing rate on Elasticsearch cluster is higher than the threshold.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+          # Threshold of 100 queries/s is very low for most production clusters. Adjust based on your expected query volume.
+        - alert: ElasticsearchHighQueryRate
+          expr: sum(rate(elasticsearch_indices_search_query_total[1m])) > 100
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch High Query Rate (instance {{ `{{ $labels.instance }}` }})
+            description: "The query rate on Elasticsearch cluster is higher than the threshold.\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"
+        - alert: ElasticsearchHighQueryLatency
+          expr: rate(elasticsearch_indices_search_query_time_seconds[1m]) / rate(elasticsearch_indices_search_query_total[1m]) > 1 and rate(elasticsearch_indices_search_query_total[1m]) > 0
+          for: 5m
+          labels:
+            severity: warning
+          annotations:
+            summary: Elasticsearch High Query Latency (instance {{ `{{ $labels.instance }}` }})
+            description: "The query latency on Elasticsearch cluster is higher than the threshold (current value: {{ `{{ $value }}` }}s).\n  VALUE = {{ `{{ $value }}` }}\n  LABELS = {{ `{{ $labels }}` }}"

clusters/cl01tl/helm/tubearchivist/values.yaml

@@ -96,13 +96,47 @@ tubearchivist:
               devic.es/tun: "1"
             requests:
               devic.es/tun: "1"
+    metrics:
+      type: deployment
+      replicas: 1
+      strategy: Recreate
+      containers:
+        main:
+          image:
+            repository: quay.io/prometheuscommunity/elasticsearch-exporter
+            tag: v1.10.0@sha256:a6a4d4403f670faf6a94b8c7f9adbca3ead91f26dd64e5ccf95fa69025dc6e58
+          args:
+            - '--es.uri=https://elasticsearch-tubearchivist-es-http.tubearchivist:9200'
+          resources:
+            requests:
+              cpu: 1m
+              memory: 10mi
   service:
     main:
       controller: main
+      forceRename: tubearchivist
       ports:
         http:
           port: 80
           targetPort: 24000
+    metrics:
+      controller: metrics
+      ports:
+        metrics:
+          port: 9114
+          targetPort: 9114
+  serviceMonitor:
+    main:
+      selector:
+        matchLabels:
+          app.kubernetes.io/name: tubearchivist-metrics
+          app.kubernetes.io/instance: tubearchivist-metrics
+      serviceName: '{{ include "bjw-s.common.lib.chart.names.fullname" $ }}'
+      endpoints:
+        - port: metrics
+          interval: 30s
+          scrapeTimeout: 10s
+          path: /metrics
   route:
     main:
       kind: HTTPRoute