feat: Add ServiceMonitor support to helm chart (#2929)

operations/pyroscope/helm/pyroscope/README.md

@@ -70,6 +70,18 @@
 | pyroscope.structuredConfig | object | `{}` | Allows to override Phlare's configuration using structured format. |
 | pyroscope.tenantOverrides | object | `{}` | Allows to add tenant specific overrides to the default limit configuration. |
 | pyroscope.tolerations | list | `[]` |  |
+| serviceMonitor.annotations | object | `{}` | ServiceMonitor annotations |
+| serviceMonitor.enabled | bool | `false` | If enabled, ServiceMonitor resources for Prometheus Operator are created |
+| serviceMonitor.interval | string | `nil` | ServiceMonitor scrape interval |
+| serviceMonitor.labels | object | `{}` | Additional ServiceMonitor labels |
+| serviceMonitor.matchExpressions | list | `[]` | Optional expressions to match on |
+| serviceMonitor.metricRelabelings | list | `[]` | ServiceMonitor metric relabel configs to apply to samples before ingestion https://github.com/prometheus-operator/prometheus-operator/blob/main/Documentation/api.md#endpoint |
+| serviceMonitor.namespaceSelector | object | `{}` | Namespace selector for ServiceMonitor resources |
+| serviceMonitor.relabelings | list | `[]` | ServiceMonitor relabel configs to apply to samples before scraping https://github.com/prometheus-operator/prometheus-operator/blob/master/Documentation/api.md#relabelconfig |
+| serviceMonitor.scheme | string | `"http"` | ServiceMonitor will use http by default, but you can pick https as well |
+| serviceMonitor.scrapeTimeout | string | `nil` | ServiceMonitor scrape timeout in Go duration format (e.g. 15s) |
+| serviceMonitor.targetLabels | list | `[]` | ServiceMonitor will add labels from the service to the Prometheus metric https://github.com/prometheus-operator/prometheus-operator/blob/main/Documentation/api.md#servicemonitorspec |
+| serviceMonitor.tlsConfig | string | `nil` | ServiceMonitor will use these tlsConfig settings to make the health check requests |
 
 ----------------------------------------------
 Autogenerated from chart metadata using [helm-docs v1.8.1](https://github.com/norwoodj/helm-docs/releases/v1.8.1)

operations/pyroscope/helm/pyroscope/templates/servicemonitor.yaml

@@ -0,0 +1,65 @@
+{{- if .Values.serviceMonitor.enabled }}
+{{- $global := . }}
+{{- $serviceMonitor := .Values.serviceMonitor }}
+{{- range $component, $cfg := (fromYaml (include "pyroscope.components" .)) }}
+{{- with $global }}
+{{-  $values := mustMergeOverwrite (deepCopy .Values.pyroscope ) ($cfg | default dict)}}
+---
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: {{ $cfg.name }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "pyroscope.labels" . | nindent 4 }}
+    app.kubernetes.io/component: {{ $component | quote }}
+    {{- with $serviceMonitor.labels }}
+      {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with $serviceMonitor.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- with $serviceMonitor.namespaceSelector }}
+  namespaceSelector:
+  {{- toYaml . | nindent 4 }}
+  {{- end }}
+  selector:
+    matchLabels:
+      {{- include "pyroscope.selectorLabels" . | nindent 6 }}
+      app.kubernetes.io/component: {{ $component | quote }}
+    {{- with $serviceMonitor.matchExpressions }}
+    matchExpressions:
+      {{- toYaml . | nindent 6 }}
+    {{- end }}
+  endpoints:
+    - port: {{ $values.service.port_name }}
+      {{- with $serviceMonitor.interval }}
+      interval: {{ . }}
+      {{- end }}
+      {{- with $serviceMonitor.scrapeTimeout }}
+      scrapeTimeout: {{ . }}
+      {{- end }}
+      {{- with $serviceMonitor.relabelings }}
+      relabelings:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with $serviceMonitor.metricRelabelings }}
+      metricRelabelings:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with $serviceMonitor.scheme }}
+      scheme: {{ . }}
+      {{- end }}
+      {{- with $serviceMonitor.tlsConfig }}
+      tlsConfig:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+  {{- with $serviceMonitor.targetLabels }}
+  targetLabels:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+{{- end }}
+{{- end }}
+{{- end }}

operations/pyroscope/helm/pyroscope/values.yaml

@@ -228,3 +228,37 @@ ingress:
   #   - localhost
   # tls:
   #   - secretName: certificate
+
+# ServiceMonitor configuration
+serviceMonitor:
+  # -- If enabled, ServiceMonitor resources for Prometheus Operator are created
+  enabled: false
+  # -- Namespace selector for ServiceMonitor resources
+  namespaceSelector: {}
+  # -- Optional expressions to match on
+  matchExpressions: []
+    # - key: prometheus.io/service-monitor
+    #   operator: NotIn
+    #   values:
+    #     - "false"
+  # -- ServiceMonitor annotations
+  annotations: {}
+  # -- Additional ServiceMonitor labels
+  labels: {}
+  # -- ServiceMonitor scrape interval
+  interval: null
+  # -- ServiceMonitor scrape timeout in Go duration format (e.g. 15s)
+  scrapeTimeout: null
+  # -- ServiceMonitor relabel configs to apply to samples before scraping
+  # https://github.com/prometheus-operator/prometheus-operator/blob/master/Documentation/api.md#relabelconfig
+  relabelings: []
+  # -- ServiceMonitor metric relabel configs to apply to samples before ingestion
+  # https://github.com/prometheus-operator/prometheus-operator/blob/main/Documentation/api.md#endpoint
+  metricRelabelings: []
+  # --ServiceMonitor will add labels from the service to the Prometheus metric
+  # https://github.com/prometheus-operator/prometheus-operator/blob/main/Documentation/api.md#servicemonitorspec
+  targetLabels: []
+  # -- ServiceMonitor will use http by default, but you can pick https as well
+  scheme: http
+  # -- ServiceMonitor will use these tlsConfig settings to make the health check requests
+  tlsConfig: null

operations/pyroscope/jsonnet/values.json

@@ -128,5 +128,19 @@
     "structuredConfig": {},
     "tenantOverrides": {},
     "tolerations": []
+  },
+  "serviceMonitor": {
+    "annotations": {},
+    "enabled": false,
+    "interval": null,
+    "labels": {},
+    "matchExpressions": [],
+    "metricRelabelings": [],
+    "namespaceSelector": {},
+    "relabelings": [],
+    "scheme": "http",
+    "scrapeTimeout": null,
+    "targetLabels": [],
+    "tlsConfig": null
   }
 }