feat: add support for specifying a service account (#4)

* feat: add support for specifying a service account

* docs: fix typo

README.md

@@ -15,6 +15,8 @@ This repository contains Redis cluster helm charts that can survive pod restarts
 `securityContext` | Pod's security context | `{}`
 `minReadySeconds` | minimum number of seconds for which a newly created Pod should be running and ready without any of its containers crashing, for it to be considered available | `10`
 `priorityClassName` | Priority indicates the importance of a Pod relative to other Pods | `high-priority`
+`serviceAccount.enabled` | Enable or disable service account | `false`
+`serviceAccount.name` | Name of the service account | `default`
 `redis.image` | Redis docker image | `redis:7.2.4`
 `redis.port` | Redis server port | `6379`
 `redis.bus` | Redis cluster bus port | `16379`

templates/statefulset.yaml

@@ -16,6 +16,9 @@ spec:
     metadata:
       labels: {{ include "redis-cluster.labels" . | nindent 8 }}
     spec:
+      {{- if and .Values.serviceAccount .Values.serviceAccount.enabled }}
+      serviceAccountName: {{ .Values.serviceAccount.name }}
+      {{- end }}
       {{- if and .Values.securityContext .Values.securityContext.enabled }}
       securityContext: {{ omit .Values.securityContext "enabled" | toYaml | nindent 8 }}
       {{- end }}

values.yaml

@@ -4,6 +4,10 @@ fullnameOverride: ""
 minReadySeconds: 0
 priorityClassName: ""
 
+serviceAccount:
+  enabled: false
+  name: ""
+
 redis:
   image: redis:7.2.4
   port: 6379