Dynamic hosts definition for Linux system

Change-Id: Ie6aed44301f084e4c9feb916a086d7d70ff158dd
diff --git a/linux/network/dynamic_hosts.yml b/linux/network/dynamic_hosts.yml
new file mode 100644
index 0000000..fc1ef68
--- /dev/null
+++ b/linux/network/dynamic_hosts.yml
@@ -0,0 +1,13 @@
+parameters:
+  linux:
+    network:
+      purge_hosts: true
+      mine_dns_records: true
+      host:
+        localhost_hostname:
+          address: ${_param:single_address}
+          grain: true
+          names:
+          - ${linux:network:fqdn}
+          - ${linux:network:hostname}
+