Helm Template range: Difference between revisions

From NovaOrdis Knowledge Base
Jump to navigation Jump to search
No edit summary
Line 18: Line 18:
   value: {{ . -}}
   value: {{ . -}}
{{ end }}
{{ end }}
</syntaxhighlight>
The result is:
<syntaxhighlight lang='yaml'>
env:
- name: COLOR_BLUE
  value: blue
- name: COLOR_RED
  value: red
- name: COLOR_GREEN
  value: green
</syntaxhighlight>
</syntaxhighlight>



Revision as of 00:14, 10 October 2019

External

Internal

Overview

range provides a "for each" loop. The simples way to access the current iteration element is with {{ . }}. Variables can also be used.

Iterating over an In-Line List

env:
{{- range list "blue" "red" "green" }}
- name: {{ . | upper | printf "COLOR_%s" }}
  value: {{ . -}}
{{ end }}

The result is:

env:
- name: COLOR_BLUE
  value: blue
- name: COLOR_RED
  value: red
- name: COLOR_GREEN
  value: green

Iterating over a .Values List

Iterating over a Map

Numeric Iteration Variable