Helm language preview

1. ConfigMap template

a YAML host with conditional Helm actions

horizon-dark

apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ include "app.fullname" . }}
data:
  {{- if .Values.debug }}
  level: debug
  {{- else }}
  level: info
  {{- end }}
  config.yaml: |
    {{ toYaml .Values.settings | nindent 4 }}

atom-one-dark

apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ include "app.fullname" . }}
data:
  {{- if .Values.debug }}
  level: debug
  {{- else }}
  level: info
  {{- end }}
  config.yaml: |
    {{ toYaml .Values.settings | nindent 4 }}

github-dark

apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ include "app.fullname" . }}
data:
  {{- if .Values.debug }}
  level: debug
  {{- else }}
  level: info
  {{- end }}
  config.yaml: |
    {{ toYaml .Values.settings | nindent 4 }}

dracula

apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ include "app.fullname" . }}
data:
  {{- if .Values.debug }}
  level: debug
  {{- else }}
  level: info
  {{- end }}
  config.yaml: |
    {{ toYaml .Values.settings | nindent 4 }}

nord

apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ include "app.fullname" . }}
data:
  {{- if .Values.debug }}
  level: debug
  {{- else }}
  level: info
  {{- end }}
  config.yaml: |
    {{ toYaml .Values.settings | nindent 4 }}

github

apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ include "app.fullname" . }}
data:
  {{- if .Values.debug }}
  level: debug
  {{- else }}
  level: info
  {{- end }}
  config.yaml: |
    {{ toYaml .Values.settings | nindent 4 }}

2. Sprig functions

quote, default, and upper

horizon-dark

name: {{ .Values.name | default "app" | quote }}
env: {{ upper .Values.environment }}

atom-one-dark

name: {{ .Values.name | default "app" | quote }}
env: {{ upper .Values.environment }}

github-dark

name: {{ .Values.name | default "app" | quote }}
env: {{ upper .Values.environment }}

dracula

name: {{ .Values.name | default "app" | quote }}
env: {{ upper .Values.environment }}

nord

name: {{ .Values.name | default "app" | quote }}
env: {{ upper .Values.environment }}

github

name: {{ .Values.name | default "app" | quote }}
env: {{ upper .Values.environment }}

3. Chart metadata

the .Chart and .Release built-in roots

horizon-dark

labels:
  helm.sh/chart: {{ .Chart.Name }}-{{ .Chart.Version }}
  app.kubernetes.io/instance: {{ .Release.Name }}

atom-one-dark

labels:
  helm.sh/chart: {{ .Chart.Name }}-{{ .Chart.Version }}
  app.kubernetes.io/instance: {{ .Release.Name }}

github-dark

labels:
  helm.sh/chart: {{ .Chart.Name }}-{{ .Chart.Version }}
  app.kubernetes.io/instance: {{ .Release.Name }}

dracula

labels:
  helm.sh/chart: {{ .Chart.Name }}-{{ .Chart.Version }}
  app.kubernetes.io/instance: {{ .Release.Name }}

nord

labels:
  helm.sh/chart: {{ .Chart.Name }}-{{ .Chart.Version }}
  app.kubernetes.io/instance: {{ .Release.Name }}

github

labels:
  helm.sh/chart: {{ .Chart.Name }}-{{ .Chart.Version }}
  app.kubernetes.io/instance: {{ .Release.Name }}