charts/upstreamed/postgresql/templates/_helpers.tpl

{{/* vim: set filetype=mustache: */}}
{{/*
Expand the name of the chart.
*/}}
{{- define "postgresql.name" -}}
{{- default .Chart.Name .Values.nameOverride | 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 "postgresql.fullname" -}}
{{- if .Values.fullnameOverride -}}
{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
{{- else -}}
{{- $name := default .Chart.Name .Values.nameOverride -}}
{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
{{- end -}}
{{- 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 "postgresql.master.fullname" -}}
{{- $name := default .Chart.Name .Values.nameOverride -}}
{{- $fullname := default (printf "%s-%s" .Release.Name $name) .Values.fullnameOverride -}}
{{- if .Values.replication.enabled -}}
{{- printf "%s-%s" $fullname "master" | trunc 63 | trimSuffix "-" -}}
{{- else -}}
{{- printf "%s" $fullname | trunc 63 | trimSuffix "-" -}}
{{- end -}}
{{- end -}}

{{/*
Return the appropriate apiVersion for networkpolicy.
*/}}
{{- define "postgresql.networkPolicy.apiVersion" -}}
{{- if semverCompare ">=1.4-0, <1.7-0" .Capabilities.KubeVersion.GitVersion -}}
"extensions/v1beta1"
{{- else if semverCompare "^1.7-0" .Capabilities.KubeVersion.GitVersion -}}
"networking.k8s.io/v1"
{{- end -}}
{{- end -}}

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

{{/*
Return the proper PostgreSQL image name
*/}}
{{- define "postgresql.image" -}}
{{- $registryName := .Values.image.registry -}}
{{- $repositoryName := .Values.image.repository -}}
{{- $tag := .Values.image.tag | toString -}}
{{/*
Helm 2.11 supports the assignment of a value to a variable defined in a different scope,
but Helm 2.9 and 2.10 doesn't support it, so we need to implement this if-else logic.
Also, we can't use a single if because lazy evaluation is not an option
*/}}
{{- if .Values.global }}
    {{- if .Values.global.imageRegistry }}
        {{- printf "%s/%s:%s" .Values.global.imageRegistry $repositoryName $tag -}}
    {{- else -}}
        {{- printf "%s/%s:%s" $registryName $repositoryName $tag -}}
    {{- end -}}
{{- else -}}
    {{- printf "%s/%s:%s" $registryName $repositoryName $tag -}}
{{- end -}}
{{- end -}}

{{/*
Return the proper image name to change the volume permissions
*/}}
{{- define "postgresql.volumePermissions.image" -}}
{{- $registryName := .Values.volumePermissions.image.registry -}}
{{- $repositoryName := .Values.volumePermissions.image.repository -}}
{{- $tag := .Values.volumePermissions.image.tag | toString -}}
{{/*
Helm 2.11 supports the assignment of a value to a variable defined in a different scope,
but Helm 2.9 and 2.10 doesn't support it, so we need to implement this if-else logic.
Also, we can't use a single if because lazy evaluation is not an option
*/}}
{{- if .Values.global }}
    {{- if .Values.global.imageRegistry }}
        {{- printf "%s/%s:%s" .Values.global.imageRegistry $repositoryName $tag -}}
    {{- else -}}
        {{- printf "%s/%s:%s" $registryName $repositoryName $tag -}}
    {{- end -}}
{{- else -}}
    {{- printf "%s/%s:%s" $registryName $repositoryName $tag -}}
{{- end -}}
{{- end -}}


{{/*
Return the proper PostgreSQL metrics image name
*/}}
{{- define "metrics.image" -}}
{{- $registryName :=  default "docker.io" .Values.metrics.image.registry -}}
{{- $tag := default "latest" .Values.metrics.image.tag | toString -}}
{{- printf "%s/%s:%s" $registryName .Values.metrics.image.repository $tag -}}
{{- end -}}

{{/*
Get the password secret.
*/}}
{{- define "postgresql.secretName" -}}
{{- if .Values.existingSecret -}}
{{- printf "%s" .Values.existingSecret -}}
{{- else -}}
{{- printf "%s" (include "postgresql.fullname" .) -}}
{{- end -}}
{{- end -}}

{{/*
Get the configuration ConfigMap name.
*/}}
{{- define "postgresql.configurationCM" -}}
{{- if .Values.configurationConfigMap -}}
{{- printf "%s" .Values.configurationConfigMap -}}
{{- else -}}
{{- printf "%s-configuration" (include "postgresql.fullname" .) -}}
{{- end -}}
{{- end -}}

{{/*
Get the extended configuration ConfigMap name.
*/}}
{{- define "postgresql.extendedConfigurationCM" -}}
{{- if .Values.extendedConfConfigMap -}}
{{- printf "%s" .Values.extendedConfConfigMap -}}
{{- else -}}
{{- printf "%s-extended-configuration" (include "postgresql.fullname" .) -}}
{{- end -}}
{{- end -}}

{{/*
Get the initialization scripts ConfigMap name.
*/}}
{{- define "postgresql.initdbScriptsCM" -}}
{{- if .Values.initdbScriptsConfigMap -}}
{{- printf "%s" .Values.initdbScriptsConfigMap -}}
{{- else -}}
{{- printf "%s-init-scripts" (include "postgresql.fullname" .) -}}
{{- end -}}
{{- end -}}