chart/templates/_statsd.yaml

{{/*
  The exporter container attached to every Mastodon pod
*/}}

{{- define "mastodon.statsdExporterContainer" }}
{{- with .Values.mastodon.metrics.statsd }}
{{- if and .exporter.enabled (not .address) }}
- name: statsd-exporter
  image: prom/statsd-exporter
  args:
    - "--statsd.mapping-config=/statsd-mappings/mastodon.yml"
  resources:
    requests:
      cpu: "0.1"
      memory: "180M"
    limits:
      cpu: "0.5"
      memory: "250M"
  ports:
    - name: statsd
      containerPort: {{ .exporter.port }}
  volumeMounts:
    - name: statsd-mappings
      mountPath: /statsd-mappings
{{- end }}
{{- end }}
{{- end }}

{{/*
  The volume needed for the container above
*/}}
{{- define "mastodon.statsdExporterVolume" }}
{{- with .Values.mastodon.metrics.statsd }}
{{- if and .exporter.enabled (not .address) }}
- name: statsd-mappings
  configMap:
    name: {{ include "mastodon.fullname" $ }}-statsd-mappings
    items:
      - key: mastodon-statsd-mappings.yml
        path: mastodon.yml
{{- end }}
{{- end }}
{{- end }}

{{/*
  Labels added to every statsd_exporter-enabled pod
*/}}
{{- define "mastodon.statsdExporterLabels" }}
{{- with .Values.mastodon.metrics.statsd }}
{{- if and .exporter.enabled (not .address) }}
mastodon/statsd-exporter: "true"
{{- end }}
{{- end }}
{{- end }}