Files
wlan-cloud-helm/tip-wlan/charts/kafka/templates/_helpers.tpl

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{{/*
Form the Zookeeper URL. If zookeeper is installed as part of this chart, use k8s service discovery,
else use user-provided URL
*/}}
{{- define "zookeeper.url" }}
{{- $port := .Values.zookeeper.port | toString }}
{{- if .Values.zookeeper.enabled -}}
{{- printf "%s:%s" (include "kafka.zookeeper.fullname" .) $port }}
{{- else -}}
{{- $zookeeperConnect := printf "%s-%s:%s" .Release.Name .Values.zookeeper.url $port }}
{{- $zookeeperConnectOverride := index .Values "configurationOverrides" "zookeeper.connect" }}
{{- default $zookeeperConnect $zookeeperConnectOverride }}
{{- end -}}
{{- end -}}
{{/*
Derive offsets.topic.replication.factor in following priority order: configurationOverrides, replicas
*/}}
{{- define "kafka.replication.factor" }}
{{- $replicationFactorOverride := index .Values "configurationOverrides" "offsets.topic.replication.factor" }}
{{- default .Values.replicas $replicationFactorOverride }}
{{- end -}}
{{/*
Create chart name and version as used by the chart label.
*/}}
{{- define "kafka.chart" -}}
{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
{{- end -}}
{{/*
Create unified labels for kafka components
*/}}
{{- define "kafka.common.matchLabels" -}}
app.kubernetes.io/name: {{ include "common.name" . }}
app.kubernetes.io/instance: {{ .Release.Name }}
{{- end -}}
{{- define "kafka.common.metaLabels" -}}
helm.sh/chart: {{ include "kafka.chart" . }}
app.kubernetes.io/managed-by: {{ .Release.Service }}
{{- end -}}
{{- define "kafka.broker.matchLabels" -}}
app.kubernetes.io/component: kafka-broker
{{ include "kafka.common.matchLabels" . }}
{{- end -}}
{{- define "kafka.broker.labels" -}}
{{ include "kafka.common.metaLabels" . }}
{{ include "kafka.broker.matchLabels" . }}
{{- end -}}
{{- define "kafka.config.matchLabels" -}}
app.kubernetes.io/component: kafka-config
{{ include "kafka.common.matchLabels" . }}
{{- end -}}
{{- define "kafka.config.labels" -}}
{{ include "kafka.common.metaLabels" . }}
{{ include "kafka.config.matchLabels" . }}
{{- end -}}
{{- define "kafka.monitor.matchLabels" -}}
app.kubernetes.io/component: kafka-monitor
{{ include "kafka.common.matchLabels" . }}
{{- end -}}
{{- define "kafka.monitor.labels" -}}
{{ include "kafka.common.metaLabels" . }}
{{ include "kafka.monitor.matchLabels" . }}
{{- end -}}
{{- define "serviceMonitor.namespace" -}}
{{- if .Values.prometheus.operator.serviceMonitor.releaseNamespace -}}
{{ .Release.Namespace }}
{{- else -}}
{{ .Values.prometheus.operator.serviceMonitor.namespace }}
{{- end -}}
{{- end -}}
{{- define "prometheusRule.namespace" -}}
{{- if .Values.prometheus.operator.prometheusRule.releaseNamespace -}}
{{ .Release.Namespace }}
{{- else -}}
{{ .Values.prometheus.operator.prometheusRule.namespace }}
{{- end -}}
{{- end -}}