Update

roles/nfs-server/templates/exports.j2

@@ -0,0 +1,11 @@
+# /etc/exports: the access control list for filesystems which may be exported
+#               to NFS clients.  See exports(5).
+#
+# Example for NFSv2 and NFSv3:
+# /srv/homes       hostname1(rw,sync,no_subtree_check) hostname2(ro,sync,no_subtree_check)
+#
+# Example for NFSv4:
+# /srv/nfs4        gss/krb5i(rw,sync,fsid=0,crossmnt,no_subtree_check)
+# /srv/nfs4/homes  gss/krb5i(rw,sync,no_subtree_check)
+#
+/mnt/k8sdata *(rw,sync)