Grafana securityContext

securityContext with readOnlyRootFilesystem is implemented at container
level and leveraged the helm-toolkit snippet

Change-Id: I98ca4211e0e236beb3dfe0e11cf5bb10a91b16a6

grafana/templates/deployment.yaml

@@ -44,8 +44,6 @@ spec:
         configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
         configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
     spec:
-      securityContext:
-        readOnlyRootFilesystem: true
 {{ dict "envAll" $envAll "application" "grafana" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
       serviceAccountName: {{ $serviceAccountName }}
       nodeSelector:
@@ -56,8 +54,7 @@ spec:
         - name: grafana
 {{ tuple $envAll "grafana" | include "helm-toolkit.snippets.image" | indent 10 }}
 {{ tuple $envAll $envAll.Values.pod.resources.grafana | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
-          securityContext:
+{{ dict "envAll" $envAll "application" "grafana" "container" "grafana" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
-            allowPrivilegeEscalation: false
           command:
             - /tmp/grafana.sh
             - start

grafana/values.yaml

@@ -43,9 +43,14 @@ labels:
     node_selector_value: enabled
 
 pod:
-  user:
+  security_context:
     grafana:
-      uid: 104
+      pod:
+        runAsUser: 104
+      container:
+        grafana:
+          allowPrivilegeEscalation: false
+          readOnlyRootFilesystem: true
   affinity:
     anti:
       type: