[Feature/Helm] Add support --namespace helm arg (#19)

* Add support --namespace helm arg

* Update changelog

Author: juldrixx

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ### Added
 
+- [PR #19](https://github.com/konpyutaika/nifikop/pull/19) - **[Helm chart]** Support --namespace helm arg
 - [PR #18](https://github.com/konpyutaika/nifikop/pull/18) - **[Operator/NiFiCluster]** Support `topologySpreadConstraint`
 - [PR #17](https://github.com/konpyutaika/nifikop/pull/17) - **[Operator/NiFiCluster]** Add ability to set max event driven thread count to NiFi Cluster.
 - [PR #6](https://github.com/konpyutaika/nifikop/pull/6) - **[Operator/NiFiCluster]** Add ability to attach additional volumes & volumeMounts to NiFi container.

helm/nifikop/templates/deployment.yaml

@@ -2,6 +2,7 @@ apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: {{ template "nifikop.fullname" . }}
+  namespace: {{ $.Release.Namespace }}
   labels:
     app: {{ template "nifikop.name" . }}
     chart: {{ .Chart.Name }}-{{ .Chart.Version }}

helm/nifikop/templates/role_binding.yaml

@@ -11,11 +11,11 @@ metadata:
     heritage: {{ $.Release.Service }}
     release: {{ $.Release.Name }}
   name: {{ template "nifikop.name" $ }}
-  namespace: {{$namespace}}
+  namespace: {{ $namespace }}
 subjects:
 - kind: ServiceAccount
   name: {{ template "nifikop.name" $ }}
-  namespace: {{$.Release.Namespace}}
+  namespace: {{ $.Release.Namespace }}
 roleRef:
   kind: Role
   name: {{ template "nifikop.name" $ }}

helm/nifikop/templates/service.yaml

@@ -3,6 +3,7 @@ apiVersion: v1
 kind: Service
 metadata:
   name: {{ template "nifikop.name" . }}-metrics
+  namespace: {{ $.Release.Namespace }}
   labels:
     component: app
     app: {{ template "nifikop.name" . }}-metrics

helm/nifikop/templates/service_account.yaml

@@ -12,4 +12,5 @@ metadata:
   {{- else }}
   name: {{ template "nifikop.name" . }}
   {{- end }}
+  namespace: {{ $.Release.Namespace }}
 {{- end }}