add dns checks

docker-compose.yml

@@ -12,7 +12,7 @@ services:
     build:
       dockerfile: Dockerfile
     container_name: nagios
-    image: docker-registry1.in.thelinuxpro.net:5000/tlp/nagios:250219.0.02
+    image: docker-registry1.in.thelinuxpro.net:5000/tlp/nagios:250219.1.01
     networks:
       infra_dev_net:
         ipv4_address: 10.99.23.36

overlay/opt/nagios/etc/objects/000-commands.cfg

@@ -230,6 +230,10 @@ define command {
 	command_line	$USER1$/check_dns -H $HOSTNAME$ -q A -a $HOSTADDRESS$ -w 2 -c 5 -t 7
 }
 
+define command {
+	command_name	check_local_dns_a_record
+	command_line	$USER1$/check_dns -H $ARG1$ -q A -s $HOSTNAME$ -w 2 -c 5 -t 7
+
 define command {
 	command_name	check_nrpe
 	command_line	$USER1$/check_nrpe -2 -H $HOSTADDRESS$ -c $ARG1$

overlay/opt/nagios/etc/objects/304-nammeservers-services-hostgroup.cfg

@@ -1,7 +1,42 @@
-### Service definitions for all web hosts
+### Service definitions for all nameserver hosts
 define service{
 	use			generic-service,graphed-service
-	hostgroup_name		network-devices
+	hostgroup_name		nameservers
 	service_description	PING
 	check_command		check_ping!100.0,20%!500.0,60%
 }
+
+define service{
+	use			generic-service,graphed-service
+	hostgroup_name		nameservers
+	service_description	DNS: google.com
+	check_command		check_dns_a_record!google.com
+}
+
+define service{
+	use			generic-service,graphed-service
+	hostgroup_name		nameservers
+	service_description	DNS: pi501.in.thelinuxpro.net
+	check_command		check_dns_a_record!pi501.in.thelinuxpro.net
+}
+
+define service{
+	use			generic-service,graphed-service
+	hostgroup_name		nameservers
+	service_description	DNS: pi502.in.thelinuxpro.net
+	check_command		check_dns_a_record!pi502.in.thelinuxpro.net
+}
+
+define service{
+	use			generic-service,graphed-service
+	hostgroup_name		nameservers
+	service_description	DNS: pi503.in.thelinuxpro.net
+	check_command		check_dns_a_record!pi503.in.thelinuxpro.net
+}
+
+define service{
+	use			generic-service,graphed-service
+	hostgroup_name		nameservers
+	service_description	DNS: pi504.in.thelinuxpro.net
+	check_command		check_dns_a_record!pi504.in.thelinuxpro.net
+}