nagios: Added nagios::target::dns to check DNS servers.

nagios/files/commands.cfg

@@ -155,6 +155,13 @@ define command{
 	}
 
 
+# 'check_dig' command definition
+define command{
+	command_name	check_dig
+	command_line	$USER1$/check_dig -H $HOSTADDRESS$ -l $ARG1$
+	}
+
+
 # 'check_dhcp' command definition
 define command{
 	command_name	check_dhcp

nagios/manifests/target.pp

@@ -40,6 +40,23 @@ class nagios::target($parent=undef) {
 }
 
 
+# Configure dig service target.
+#
+# === Parameters
+#
+#     $query:
+#         Address to query from DNS server. Defaults to localhost.
+#
+class nagios::target::dns ($query="localhost") inherits nagios::target {
+
+    @@nagios::service { "${::homename}_dig":
+        command     => "check_dig!${query}",
+        description => "DNS",
+    }
+
+}
+
+
 # Configure ssh service target.
 #
 class nagios::target::ssh inherits nagios::target {