Nagios

Config files /etc/nagios3/conf.d Config check nagios3 -v /etc/nagios3/nagios.cfg Plugins /etc/nagios-plugins/config

./usr/share/nagios ./usr/lib/nagios ./var/lib/nagios

define service{ use generic-service ; Inherit default values from a template hostgroup_name zimbra-servers service_description IMAP check_command check_imap }

define service{ use generic-service ; Inherit default values from a template hostgroup_name zimbra-servers service_description SMTP check_command check_smtp }

1. check that MySQL services are up

define service {

       hostgroup_name                  mysql-servers
       service_description             MySQL
       check_command                   check_mysql
       use                             generic-service
       notification_interval           0 ; set > 0 if you want to be renotified

}

define command{

       command_name    check_http_auth
       command_line    /usr/lib/nagios/plugins/check_http -H '$HOSTADDRESS$' -I '$HOSTADDRESS$' -a '$ARG1$'q
       } 

define service{

       use                             generic-service         ; Name of service template to use
       host_name                       localhost
       service_description             HTTP
       check_command                   check_http_auth!user:pass  ; Enter actual user/pass
       }

define hostextinfo{

       hostgroup_name   debian-servers
       notes            Debian GNU/Linux servers

1. notes_url http://webserver.localhost.localdomain/hostinfo.pl?host=netware1

       icon_image       base/debian.png
       icon_image_alt   Debian GNU/Linux
       vrml_image       debian.png
       statusmap_image  base/debian.gd2
       }

define hostextinfo{

       hostgroup_name   ubuntu-servers
       notes            Ubuntu servers
       icon_image       base/ubuntu.png
       icon_image_alt   Ubuntu
       vrml_image       ubuntu.png
       statusmap_image  base/ubuntu.gd2
       }