ingress-nginx-helm/charts/ingress-nginx/templates/_helpers.tpl

{{/* vim: set filetype=mustache: */}}
{{/*
Expand the name of the chart.
*/}}
{{- define "nginx-ingress.name" -}}
{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
{{- end -}}

{{/*
Create chart name and version as used by the chart label.
*/}}
{{- define "nginx-ingress.chart" -}}
{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
{{- end -}}

{{/*
Create a default fully qualified app name.
We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
*/}}
{{- define "nginx-ingress.fullname" -}}
{{- if .Values.fullnameOverride -}}
{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
{{- else -}}
{{- $name := default .Chart.Name .Values.nameOverride -}}
{{- if contains $name .Release.Name -}}
{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
{{- else -}}
{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
{{- end -}}
{{- end -}}
{{- end -}}

{{/*
Create a default fully qualified controller name.
We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
*/}}
{{- define "nginx-ingress.controller.fullname" -}}
{{- printf "%s-%s" (include "nginx-ingress.fullname" .) .Values.controller.name | trunc 63 | trimSuffix "-" -}}
{{- end -}}

{{/*
Construct the path for the publish-service.

By convention this will simply use the <namespace>/<controller-name> to match the name of the
service generated.

Users can provide an override for an explicit service they want bound via `.Values.controller.publishService.pathOverride`

*/}}
{{- define "nginx-ingress.controller.publishServicePath" -}}
{{- $defServiceName := printf "%s/%s" .Release.Namespace (include "nginx-ingress.controller.fullname" .) -}}
{{- $servicePath := default $defServiceName .Values.controller.publishService.pathOverride }}
{{- print $servicePath | trimSuffix "-" -}}
{{- end -}}

{{/*
Create a default fully qualified default backend name.
We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
*/}}
{{- define "nginx-ingress.defaultBackend.fullname" -}}
{{- printf "%s-%s" (include "nginx-ingress.fullname" .) .Values.defaultBackend.name | trunc 63 | trimSuffix "-" -}}
{{- end -}}

{{/*
Create the name of the controller service account to use
*/}}
{{- define "nginx-ingress.serviceAccountName" -}}
{{- if .Values.serviceAccount.create -}}
    {{ default (include "nginx-ingress.fullname" .) .Values.serviceAccount.name }}
{{- else -}}
    {{ default "default" .Values.serviceAccount.name }}
{{- end -}}
{{- end -}}

{{/*
Create the name of the backend service account to use - only used when podsecuritypolicy is also enabled
*/}}
{{- define "nginx-ingress.defaultBackend.serviceAccountName" -}}
{{- if .Values.defaultBackend.serviceAccount.create -}}
    {{ default (printf "%s-backend" (include "nginx-ingress.fullname" .)) .Values.defaultBackend.serviceAccount.name }}
{{- else -}}
    {{ default "default-backend" .Values.defaultBackend.serviceAccount.name }}
{{- end -}}
{{- end -}}

{{/*
Return the appropriate apiVersion for deployment.
*/}}
{{- define "deployment.apiVersion" -}}
{{- if semverCompare ">=1.9-0" .Capabilities.KubeVersion.GitVersion -}}
{{- print "apps/v1" -}}
{{- else -}}
{{- print "extensions/v1beta1" -}}
{{- end -}}
{{- end -}}

{{/*
Return the appropriate apiGroup for PodSecurityPolicy.
*/}}
{{- define "podSecurityPolicy.apiGroup" -}}
{{- if semverCompare ">=1.14-0" .Capabilities.KubeVersion.GitVersion -}}
{{- print "policy" -}}
{{- else -}}
{{- print "extensions" -}}
{{- end -}}
{{- end -}}

{{/*
Return the appropriate apiVersion for podSecurityPolicy.
*/}}
{{- define "podSecurityPolicy.apiVersion" -}}
{{- if semverCompare ">=1.10-0" .Capabilities.KubeVersion.GitVersion -}}
{{- print "policy/v1beta1" -}}
{{- else -}}
{{- print "extensions/v1beta1" -}}
{{- end -}}
{{- end -}}