Enable basic configuration of the HDFS-NFS in core-site.xml.
Four additional parameters to hadoop::common_hdfs are added:
hdfs_nfs_bridge (to be set to "enabled")
hdfs_nfs_bridge_user (the user who will start the nfs gateway)
hdfs_nfs_gw_host (the host where the gateway will run)
hdfs_nfs_proxy_groups (the groups that the nfs_user will proxy for)
This configuration is described here: