add ruler and ruler-svc template

thanos/charts/templates/ruler-svc.yaml

@@ -0,0 +1,33 @@
+# SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Greenhouse contributors
+# SPDX-License-Identifier: Apache-2.0
+
+{{ if .Values.ruler.enabled }}
+apiVersion: v1
+kind: Service
+metadata:
+  {{- if .Values.thanos.query.annotations }}
+  annotations:
+    {{ toYaml .Values.thanos.query.annotations | nindent 8 }}
+  {{- end }}
+  labels:
+    {{- include "plugin.labels" . | nindent 4 }}
+    {{- include "thanos.labels" . | nindent 4 }}
+    {{- if .Values.ruler.serviceLabels }}
+    {{ toYaml .Values.ruler.serviceLabels | nindent 4 }}
+    {{- end }}
+  name: {{ include "release.name" . }}-ruler
+spec:
+  ports:
+  - name: grpc
+    port: 10901
+    protocol: TCP
+    targetPort: grpc
+  - name: http
+    port: 10902
+    protocol: TCP
+    targetPort: http
+  selector:
+    app.kubernetes.io/managed-by: {{ include "release.name" . }}
+    app.kubernetes.io/name: ruler
+
+{{- end }}

thanos/charts/templates/ruler.yaml

@@ -0,0 +1,85 @@
+# SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Greenhouse contributors
+# SPDX-License-Identifier: Apache-2.0
+
+{{ if .Values.ruler.enabled }}
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  labels:
+    {{- include "plugin.labels" . | nindent 4 }}
+    {{- include "thanos.labels" . | nindent 4 }}
+    {{- if .Values.ruler.deploymentLabels }}
+    {{ toYaml .Values.ruler.deploymentLabels | nindent 4 }}
+    {{- end }}
+  name: {{ include "release.name" . }}-ruler
+
+spec:
+  image: "{{ .Values.thanos.image.repository }}:{{ .Values.thanos.image.tag | default .Chart.AppVersion }}"
+  paused: {{ $.Values.ruler.paused }}
+  logLevel: {{ default "info" $.Values.ruler.logLevel }}
+  retention: {{ $.Values.ruler.retention | quote | default true }}
+  {{- if $.Values.rbac.create }}
+  serviceAccountName: {{ include "release.name" . }}-ruler
+  {{- end }}
+  {{- if $.Values.ruler.externalPrefix }}
+  # if externalPrefix is set, the routePrefix must also be set so that http handlers can be registered there
+  externalPrefix: {{ $.Values.ruler.externalPrefix }}
+  routePrefix: {{ $.Values.ruler.externalPrefix }}
+  {{- end }}
+  {{- if $.Values.ruler.evaluationInterval }}
+  evaluationInterval: {{ $.Values.ruler.evaluationInterval }}
+  {{- end }}
+  ruleSelector:  #???
+      matchLabels: 
+        thanos-ruler: {{ include "release.name" . }}-ruler
+
+  # Select rules from all namespaces.
+  ruleNamespaceSelector: {}
+
+  # The labels to add to any alert when communicating with Alertmanager
+  labels:
+    region: {{ required ".Values.global.region missing" $.Values.global.region }}
+    {{- if $.Values.ruler.externalClusterLabels.enabled }}
+    cluster: {{ if $.Values.global.cluster }}{{ $.Values.global.cluster }}{{ else }}{{ $.Values.global.region }}
+    {{- end }}
+    cluster_type: {{ required ".Values.global.clusterType missing" $.Values.global.clusterType }}
+    {{- else }}
+    cluster: {{ required ".Values.global.region missing" $.Values.global.region }}
+    {{- end }}
+  alertQueryUrl: {{ $.Values.ruler.externalUrl }} # ???
+  {{ if required "$.Values.ruler.alertmanagers.hosts missing" $.Values.ruler.alertmanagers.hosts }}
+  alertmanagersConfig:
+    name: {{ include "release.name" . }}-alertmanager-config # ???
+    key: alertManagerConfig.yaml
+  {{- end }}
+
+  {{- if and $.Values.global.linkerd_enabled $.Values.global.linkerd_requested }}
+  podMetadata:
+    annotations:
+      linkerd.io/inject: enabled
+  {{- end }}
+
+  {{ if not $.Values.ruler.queryEndpoints }}
+  queryEndpoints: 
+    - {{ include "release.name" . }}-query:10902 #???
+  {{- else }}
+  {{ toYaml $.Values.ruler.queryEndpoints | indent 4 }}
+  {{- end }}
+
+  {{- if $.Values.ruler.resources }}
+  resources:
+  {{ toYaml $.Values.ruler.resources | indent 4 }}
+  {{- end }}
+  {{- if $.Values.ruler.alertmanagers.authentication.enabled }}
+  containers:
+    - name: thanos-ruler
+      volumeMounts:
+        - mountPath: /etc/thanos/secrets/{{ include "release.name" . }}-ruler-alertmanager-sso-cert #???
+          name: {{ include "release.name" . }}-ruler-alertmanager-sso-cert #???
+          readOnly: true
+  volumes:
+    - name: {{ include "release.name" . }}-ruler-alertmanager-sso-cert #???
+      secret:
+        secretName: {{ include "release.name" . }}-ruler-alertmanager-sso-cert #???
+  {{- end }}
+{{- end }}

thanos/charts/values.yaml

@@ -2,11 +2,56 @@
 # SPDX-License-Identifier: Apache-2.0
 
 global:
+  clusterType:
 
+  region:
   ## Labels to apply to all resources
   ##
   commonLabels: {}
 
+# Create RBAC resources.
+rbac:
+  create: true
+
+# ServiceAccount to use for the Thanos.
+# Note that a ServiceAccount with name `default` cannot be created.
+# Instead the generated name will be used.
+serviceAccount:
+  create: true
+
+ruler:
+  enabled: true
+
+  annotations:
+
+  deploymentLabels: {} 
+
+  serviceLabels:
+
+  paused:
+
+  logLevel:
+
+  externalPrefix:
+
+  evaluationInterval:
+
+  externalClusterLabels:
+    enabled:
+
+  alertmanagers:
+    hosts:
+    authentication:
+      enabled:
+
+  queryEndpoints:
+
+  resources:
+
+  externalUrl: "https://"
+
+  retention: true
+
 thanos:
   image:
     repository: quay.io/thanos/thanos