chore: adjust mo-ob-opensource/sa/mo-ob-opensource-kube-state-metrics…

… creation (#26)

## What type of PR is this?

* [ ] Feature
* [x] BUG
* [ ] Alerts
* [ ] Improvement
* [ ] Documentation
* [ ] Test and CI

## Which issue(s) this PR related:

issue #matrixorigin/MO-Cloud#4464

prepare pr: #25

## What this PR does / why we need it:
解决 mo-ob-opensource 1.0.8 新建 serviceaccount.yaml 的适配问题

charts/mo-ob-opensource/templates/_helpers.yaml

@@ -0,0 +1,57 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "mo-ob-opensource.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Allow the release namespace to be overridden for multi-namespace deployments in combined charts
+*/}}
+{{- define "mo-ob-opensource.namespace" -}}
+  {{- if .Values.namespaceOverride -}}
+    {{- .Values.namespaceOverride -}}
+  {{- else -}}
+    {{- .Release.Namespace -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "mo-ob-opensource.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Generate basic labels
+*/}}
+{{- define "mo-ob-opensource.labels" }}
+helm.sh/chart: {{ template "mo-ob-opensource.chart" . }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+app.kubernetes.io/component: metrics
+app.kubernetes.io/part-of: {{ template "mo-ob-opensource.name" . }}
+{{- include "mo-ob-opensource.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+{{- if .Values.customLabels }}
+{{ toYaml .Values.customLabels }}
+{{- end }}
+{{- if .Values.releaseLabel }}
+release: {{ .Release.Name }}
+{{- end }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "mo-ob-opensource.selectorLabels" }}
+{{- if .Values.selectorOverride }}
+{{ toYaml .Values.selectorOverride }}
+{{- else }}
+app.kubernetes.io/name: {{ include "mo-ob-opensource.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+{{- end }}

charts/mo-ob-opensource/templates/kube-state-metrics-sa.yaml

@@ -1,7 +1,9 @@
-{{- if not .Values.serviceAccount.kubeStateMetrics.create -}}
+{{- if .Values.serviceAccount.kubeStateMetrics.handle -}}
 apiVersion: v1
 kind: ServiceAccount
 metadata:
   name: {{ default "mo-ob-opensource-kube-state-metrics" .Values.serviceAccount.kubeStateMetrics.name }}
-  namespace: {{ .Release.Name }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "mo-ob-opensource.labels" . | indent 4 }}
 {{- end -}}

charts/mo-ob-opensource/values.yaml

@@ -29,6 +29,13 @@ defaultDatasource:
   # cooperate with template templates/loki-datasource.yaml
   loki: true
 
+## common
+nameOverride: ""
+namespaceOverride: ""
+selectorOverride: {}
+customLabels: []
+releaseLabel: []
+
 # alloy for k8s events
 alloy:
   image: