Add `volumeoptions` parameter to storageclass examples and README.

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

staging/persistent-volume-provisioning/README.md

@@ -144,6 +144,10 @@ For example:
 
 For available volume types and its administration options refer: ([Administration Guide](https://access.redhat.com/documentation/en-US/Red_Hat_Storage/3.1/html/Administration_Guide/part-Overview.html))
 
+* `volumeoptions` : This option allows to specify the gluster volume option which has to be set on the dynamically provisioned GlusterFS volume. The value string should be comma seperated strings which need to be set on the volume. As shown in example, if you want to enable encryption on gluster dynamically provisioned volumes you can pass `client.ssl on, server.ssl on` options. This is an optional parameter.
+
+For available volume options and its administration refer: ([Administration Guide](https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3.2/html/administration_guide/chap-managing_red_hat_storage_volumes))
+
 Reference : ([How to configure Gluster on Kubernetes](https://github.com/gluster/gluster-kubernetes/blob/master/docs/setup-guide.md))
 
 Reference : ([How to configure Heketi](https://github.com/heketi/heketi/wiki/Setting-up-the-topology))

staging/persistent-volume-provisioning/glusterfs/glusterfs-storageclass.yaml

@@ -12,3 +12,4 @@ parameters:
   gidMin: "40000"
   gidMax: "50000"
   volumetype: "replicate:3"
+  volumeoptions: "client.ssl on, server.ssl on"