github.com/zsuzhengdu/helm@v3.0.0-beta.3+incompatible/cmd/helm/testdata/testcharts/lib-chart/templates/_name.tpl (about) 1 {{- /* 2 name defines a template for the name of the chart. It should be used for the `app` label. 3 This is common practice in many Kubernetes manifests, and is not Helm-specific. 4 5 The prevailing wisdom is that names should only contain a-z, 0-9 plus dot (.) and dash (-), and should 6 not exceed 63 characters. 7 8 Parameters: 9 10 - .Values.nameOverride: Replaces the computed name with this given name 11 - .Values.namePrefix: Prefix 12 - .Values.global.namePrefix: Global prefix 13 - .Values.nameSuffix: Suffix 14 - .Values.global.nameSuffix: Global suffix 15 16 The applied order is: "global prefix + prefix + name + suffix + global suffix" 17 18 Usage: 'name: "{{- template "common.name" . -}}"' 19 */ -}} 20 {{- define "common.name"}} 21 {{- $global := default (dict) .Values.global -}} 22 {{- $base := default .Chart.Name .Values.nameOverride -}} 23 {{- $gpre := default "" $global.namePrefix -}} 24 {{- $pre := default "" .Values.namePrefix -}} 25 {{- $suf := default "" .Values.nameSuffix -}} 26 {{- $gsuf := default "" $global.nameSuffix -}} 27 {{- $name := print $gpre $pre $base $suf $gsuf -}} 28 {{- $name | lower | trunc 54 | trimSuffix "-" -}} 29 {{- end -}}