add svm support for prometheus-statsd-exporter

stable/prometheus-statsd-exporter/templates/servicemonitor.yaml

@@ -0,0 +1,28 @@
+{{- if and .Values.metrics.enabled (.Capabilities.APIVersions.Has "monitoring.coreos.com/v1") }}
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: {{ include "prometheus-statsd-exporter.fullname" . }}
+  labels:
+    name: {{ include "prometheus-statsd-exporter.fullname" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+  {{- with .Values.metrics.additionalLabels }}
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  namespaceSelector:
+    matchNames:
+      - {{ .Release.Namespace }}
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: {{ include "prometheus-statsd-exporter.name" . }}
+      app.kubernetes.io/instance: {{ .Release.Name }}
+  endpoints:
+  - port: frontend
+    {{- if .Values.metrics.scrapeInterval }}
+    interval: {{ .Values.metrics.scrapeInterval }}
+    {{- end }}
+    {{- if .Values.metrics.scrapeTimeout }}
+    scrapeTimeout: {{ .Values.metrics.scrapeTimeout }}
+    {{- end }}
+{{- end }}

stable/prometheus-statsd-exporter/values.yaml

@@ -34,6 +34,12 @@ securityContext: {}
 service:
   type: ClusterIP
 
+metrics:
+  enabled: false
+  additionalLabels: {}
+  scrapeInterval: 30s
+  scrapeTimeout: 10s
+
 resources: {}
   # We usually recommend not to specify default resources and to leave this as a conscious
   # choice for the user. This also increases chances charts run on environments with little