port external Interfaces from iXOfficial (#525)

* port external Interfaces from iXOfficial

* Fix, Clean and Polish

charts/library/common/Chart.yaml

@@ -19,4 +19,4 @@ name: common
 sources:
 - https://github.com/truecharts/apps/tree/master/library/common
 type: library
-version: 5.0.2
+version: 5.1.0

charts/library/common/templates/_daemonset.tpl

@@ -13,8 +13,9 @@ metadata:
     {{- with .Values.controller.labels }}
       {{- toYaml . | nindent 4 }}
     {{- end }}
-  {{- with .Values.controller.annotations }}
   annotations:
+  {{- include "common.annotations.workload" . | nindent 4 }}
+  {{- with .Values.controller.annotations }}
     {{- toYaml . | nindent 4 }}
   {{- end }}
 spec:
@@ -24,8 +25,9 @@ spec:
       {{- include "common.labels.selectorLabels" . | nindent 6 }}
   template:
     metadata:
-      {{- with .Values.podAnnotations }}
       annotations:
+      {{- include "common.annotations.workload.spec" . | nindent 8 }}
+      {{- with .Values.podAnnotations }}
         {{- toYaml . | nindent 8 }}
       {{- end }}
       labels:

charts/library/common/templates/_deployment.tpl

@@ -13,8 +13,9 @@ metadata:
     {{- with .Values.controller.labels }}
       {{- toYaml . | nindent 4 }}
     {{- end }}
-  {{- with .Values.controller.annotations }}
   annotations:
+  {{- include "common.annotations.workload" . | nindent 4 }}
+  {{- with .Values.controller.annotations }}
     {{- toYaml . | nindent 4 }}
   {{- end }}
 spec:
@@ -42,8 +43,9 @@ spec:
       {{- include "common.labels.selectorLabels" . | nindent 6 }}
   template:
     metadata:
-      {{- with .Values.podAnnotations }}
       annotations:
+      {{- include "common.annotations.workload.spec" . | nindent 8 }}
+      {{- with .Values.podAnnotations }}
         {{- toYaml . | nindent 8 }}
       {{- end }}
       labels:

charts/library/common/templates/_statefulset.tpl

@@ -31,8 +31,9 @@ metadata:
     {{- with .Values.controller.labels }}
       {{- toYaml . | nindent 4 }}
     {{- end }}
-  {{- with .Values.controller.annotations }}
   annotations:
+  {{- include "common.annotations.workload" . | nindent 4 }}
+  {{- with .Values.controller.annotations }}
     {{- toYaml . | nindent 4 }}
   {{- end }}
 spec:
@@ -54,8 +55,9 @@ spec:
   serviceName: {{ include "common.names.fullname" . }}
   template:
     metadata:
-      {{- with .Values.podAnnotations }}
       annotations:
+      {{- include "common.annotations.workload.spec" . | nindent 8 }}
+      {{- with .Values.podAnnotations }}
         {{- toYaml . | nindent 8 }}
       {{- end }}
       labels:

charts/library/common/templates/classes/_externalInterfaces.tpl

@@ -0,0 +1,15 @@
+{{/*
+This template serves as a blueprint for External Interface objects that are created
+using the SCALE GUI.
+*/}}
+{{- define "common.classes.externalInterfaces" -}}
+{{- range $index, $iface := .Values.externalInterfaces }}
+---
+apiVersion: "k8s.cni.cncf.io/v1"
+kind: NetworkAttachmentDefinition
+metadata:
+  name: ix-{{ $.Release.Name }}-{{ $index }}
+spec:
+  config: '{{ $iface }}'
+{{- end }}
+{{- end -}}

charts/library/common/templates/lib/chart/_annotations.tpl

@@ -0,0 +1,11 @@
+{{/* Common annotations shared across objects */}}
+{{- define "common.annotations.workload.spec" -}}
+rollme: {{ randAlphaNum 5 | quote }}
+{{- if .Values.externalInterfaces }}
+k8s.v1.cni.cncf.io/networks: {{ join ", " .Values.externalInterfaces }}
+{{- end }}
+{{- end -}}
+
+{{- define "common.annotations.workload" -}}
+rollme: {{ randAlphaNum 5 | quote }}
+{{- end -}}