[MONGODB] Update to latest bitnami mongodb chart

[oom.git] / kubernetes / common / mongodb / common / templates / _utils.tpl

diff --git a/kubernetes/common/mongodb/common/templates/_utils.tpl b/kubernetes/common/mongodb/common/templates/_utils.tpl
new file mode 100644 (file)
index 0000000..1deefa1
--- /dev/null
+++ b/kubernetes/common/mongodb/common/templates/_utils.tpl
@@ -0,0 +1,77 @@
+{{/*
+Copyright VMware, Inc.
+SPDX-License-Identifier: APACHE-2.0
+*/}}
+
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Print instructions to get a secret value.
+Usage:
+{{ include "common.utils.secret.getvalue" (dict "secret" "secret-name" "field" "secret-value-field" "context" $) }}
+*/}}
+{{- define "common.utils.secret.getvalue" -}}
+{{- $varname := include "common.utils.fieldToEnvVar" . -}}
+export {{ $varname }}=$(kubectl get secret --namespace {{ include "common.names.namespace" .context | quote }} {{ .secret }} -o jsonpath="{.data.{{ .field }}}" | base64 -d)
+{{- end -}}
+
+{{/*
+Build env var name given a field
+Usage:
+{{ include "common.utils.fieldToEnvVar" dict "field" "my-password" }}
+*/}}
+{{- define "common.utils.fieldToEnvVar" -}}
+  {{- $fieldNameSplit := splitList "-" .field -}}
+  {{- $upperCaseFieldNameSplit := list -}}
+
+  {{- range $fieldNameSplit -}}
+    {{- $upperCaseFieldNameSplit = append $upperCaseFieldNameSplit ( upper . ) -}}
+  {{- end -}}
+
+  {{ join "_" $upperCaseFieldNameSplit }}
+{{- end -}}
+
+{{/*
+Gets a value from .Values given
+Usage:
+{{ include "common.utils.getValueFromKey" (dict "key" "path.to.key" "context" $) }}
+*/}}
+{{- define "common.utils.getValueFromKey" -}}
+{{- $splitKey := splitList "." .key -}}
+{{- $value := "" -}}
+{{- $latestObj := $.context.Values -}}
+{{- range $splitKey -}}
+  {{- if not $latestObj -}}
+    {{- printf "please review the entire path of '%s' exists in values" $.key | fail -}}
+  {{- end -}}
+  {{- $value = ( index $latestObj . ) -}}
+  {{- $latestObj = $value -}}
+{{- end -}}
+{{- printf "%v" (default "" $value) -}}
+{{- end -}}
+
+{{/*
+Returns first .Values key with a defined value or first of the list if all non-defined
+Usage:
+{{ include "common.utils.getKeyFromList" (dict "keys" (list "path.to.key1" "path.to.key2") "context" $) }}
+*/}}
+{{- define "common.utils.getKeyFromList" -}}
+{{- $key := first .keys -}}
+{{- $reverseKeys := reverse .keys }}
+{{- range $reverseKeys }}
+  {{- $value := include "common.utils.getValueFromKey" (dict "key" . "context" $.context ) }}
+  {{- if $value -}}
+    {{- $key = . }}
+  {{- end -}}
+{{- end -}}
+{{- printf "%s" $key -}}
+{{- end -}}
+
+{{/*
+Checksum a template at "path" containing a *single* resource (ConfigMap,Secret) for use in pod annotations, excluding the metadata (see #18376).
+Usage:
+{{ include "common.utils.checksumTemplate" (dict "path" "/configmap.yaml" "context" $) }}
+*/}}
+{{- define "common.utils.checksumTemplate" -}}
+{{- $obj := include (print .context.Template.BasePath .path) .context | fromYaml -}}
+{{ omit $obj "apiVersion" "kind" "metadata" | toYaml | sha256sum }}
+{{- end -}}