Install packages in minideb before execute it

bitnami/elasticsearch/templates/master-deploy.yaml

@@ -13,7 +13,7 @@ spec:
     matchLabels:
       app: {{ template "elasticsearch.name" . }}
       release: "{{ .Release.Name }}"
-      role: "master"      
+      role: "master"
   replicas: {{ .Values.master.replicas }}
   template:
     metadata:
@@ -60,7 +60,7 @@ spec:
       - name: sysctl
         image: {{ template "sysctl.image" . }}
         imagePullPolicy: {{ .Values.image.pullPolicy | quote }}
-        command: ["sysctl", "-w", "vm.max_map_count=262144"]
+        command: ['sh', '-c', 'install_packages systemd && sysctl -w vm.max_map_count=262144']
         securityContext:
           privileged: true
       containers:

bitnami/nginx-ingress-controller/values.yaml

@@ -238,7 +238,7 @@ extraInitContainers: []
 ## Containers, which are run before the app containers are started.
 # - name: init-myservice
 #   image: bitnami/minideb
-#   command: ['sh', '-c', 'until nslookup myservice; do echo waiting for myservice; sleep 2; done;']
+#   command: ['sh', '-c', 'install_packages dnsutils && until nslookup myservice; do echo waiting for myservice; sleep 2; done;']
 
 stats:
   enabled: false