feat(helm): add networkpolicy (#1193)

Signed-off-by: Quan TRAN <[email protected]>

helm/akhq/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: "0.22.0"
 description: Kafka GUI for Apache Kafka to manage topics, topics data, consumers group, schema registry, connect and more...
 name: akhq
-version: 0.2.9
+version: 0.3.0
 keywords:
   - kafka
   - confluent

helm/akhq/templates/_helpers.tpl

@@ -54,3 +54,25 @@ Return the appropriate apiVersion for Ingress
 {{- print "networking.k8s.io/v1" -}}
 {{- end -}}
 {{- end -}}
+
+{{/*
+Return the appropriate apiVersion for deployment.
+*/}}
+{{- define "akhq.deployment.apiVersion" -}}
+{{- if semverCompare "<1.9.0-0" .Capabilities.KubeVersion.GitVersion -}}
+{{- print "apps/v1beta2" -}}
+{{- else -}}
+{{- print "apps/v1" -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return the appropriate apiVersion for network policy.
+*/}}
+{{- define "akhq.networkPolicy.apiVersion" -}}
+{{- if semverCompare "<1.8.0-0" .Capabilities.KubeVersion.GitVersion -}}
+{{- print "extensions/v1beta1" -}}
+{{- else -}}
+{{- print "networking.k8s.io/v1" -}}
+{{- end -}}
+{{- end -}}

helm/akhq/templates/networkpolicy.yaml

@@ -0,0 +1,25 @@
+{{- if .Values.networkPolicy.enabled -}}
+apiVersion: {{ template "akhq.networkPolicy.apiVersion" . }}
+kind: NetworkPolicy
+metadata:
+  name: {{ include "akhq.fullname" . }}
+  labels:
+    app.kubernetes.io/name: {{ include "akhq.name" . }}
+    helm.sh/chart: {{ include "akhq.chart" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+    app.kubernetes.io/managed-by: {{ .Release.Service }}
+     {{- with .Values.labels }}
+       {{- toYaml . | nindent 4 }}
+     {{- end }}
+spec:
+  policyTypes:
+    - Ingress
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/name: {{ include "akhq.name" . }}
+      app.kubernetes.io/instance: {{ .Release.Name }}
+  ingress:
+  - ports:
+    - port: http
+    - port: management
+{{- end }}

helm/akhq/values.yaml

@@ -143,3 +143,6 @@ nodeSelector: {}
 tolerations: []
 
 affinity: {}
+
+networkPolicy:
+  enabled: true