Merge branch '30-make-enableserviceslink-flag-configurable' into 'master'

Resolve "Make `enableServicesLink` flag configurable"

Closes #30

See merge request openappstack/wordpress-helm!16

templates/statefulset.yaml

@@ -35,6 +35,7 @@ spec:
       imagePullSecrets:
         - name: {{ .Values.initImage.imagePullSecretName }}
       {{- end }}
+      enableServiceLinks: {{ .Values.enableServiceLinks }}
       initContainers:
         - name: init-{{ .Chart.Name }}
           image: "{{ .Values.initImage.repository }}:{{ .Values.initImage.tag }}"

values.yaml

@@ -75,6 +75,11 @@ openid_connect_settings:
   # values: roles or groups
   role_key: "roles"
 
+# This disables information about other services to be pushed as environment
+# variables. We do this because these environment variables can be read through
+# the WordPress admin interface, so they can leak information about other things
+# running on the cluster to WordPress administrators
+enableServiceLinks: false
 
 wordpress:
   config: