Add moduleVersion param to chart

Author: jakub-id

README.md

@@ -22,6 +22,7 @@ the subchart is then configured with the following minimal values:
 
 ```yaml filename=values.yaml
 moduleUrl: "http://mod-x:80"
+moduleVersion: 0.1.0-main
 moduleDescriptor: |
   {
     "id" : "mod-x-@version@",

chart/templates/_validate.tpl

@@ -12,6 +12,9 @@
 {{- if not .Values.moduleDescriptor -}}
 {{- fail "A valid .Values.moduleDescriptor is required!" -}}
 {{- end -}}
+{{- if not .Values.moduleVersion -}}
+{{- fail "A valid .Values.moduleVersion is required!" -}}
+{{- end -}}
 {{- if empty .Values.tenants -}}
 {{- fail "A valid .Values.tenants is required!" -}}
 {{- end -}}

chart/templates/moddesc-configmap.yaml

@@ -6,4 +6,4 @@ metadata:
     {{- include "..labels" . | nindent 4 }}
 data:
   ModuleDescriptor: |
-    {{ .Values.moduleDescriptor | default "" | nindent 4 }}
+    {{ .Values.moduleDescriptor | default "" | replace "@version@" .Values.moduleVersion | nindent 4 }}

chart/values.yaml

@@ -11,6 +11,8 @@ okapiSecret: "okapi-secret"
 moduleUrl: ""
 #required, specify the ModuleDescriptor literal (JSON)
 moduleDescriptor: ""
+#required, to be replaced in the ModuleDescriptor
+moduleVersion: "0.1.0"
 #required, specify the Okapi tenant(s) to be used
 tenants: []
 #required, specify the Okapi admin tenant(s) to be used