Add the helm chart

helm/charts/helm-library/templates/helpers/_hash.tpl

@@ -0,0 +1,31 @@
+{{/*
+	* Populate hashes from configmaps and secret to
+	* trigger pod restart after config was changed
+	* TODO: Remove the extra empty line after annotations
+*/}}
+{{- define "lib.helpers.hashes" -}} {{- /* define[0] */ -}}
+# ---------------------------------------------------------------------
+# -- A note from the library:
+# -- Pod annotations currently only support hashes of mounted 
+# -- config files and env variables and annotations inherited from 
+# -- the deployment
+# ---------------------------------------------------------------------
+{{ range $k, $v := .env -}} {{/* range[1] */ -}}
+{{- if $v.enabled -}} {{- /* if[2] */ -}}
+{{
+	include "lib.helpers.hash"
+	(dict "kind" "env" "name" $k "data" $v.data)
+}}
+{{ end -}} {{/* /if[2] */ -}}
+{{- end -}} {{- /* /range[1] */ -}}
+{{ range $k, $v := .files -}} {{/* range[1] */ -}}
+{{
+	include "lib.helpers.hash"
+	(dict "kind" "file" "name" $k "data" ($v).entries)
+}}
+{{- end -}} {{- /* /range[1] */ -}}
+{{- end -}} {{- /* /define[0] */ -}}
+
+{{- define "lib.helpers.hash" -}} {{- /* define[0] */ -}}
+{{ printf "helm.badhouseplants.net/%s-%s" .kind .name }}: {{ .data | toString | sha256sum }}
+{{- end -}} {{- /* /end[0] */ -}}