Nagios 4 : Add Monitoring Target Item2022/08/10 |
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It's possible to add monitoring Target Items. There are many RPM packages for them.
Or it's possible to create a plugin by yourself. And also there are many plugins provided by community below. ⇒ http://exchange.nagios.org/ |
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| [1] | Many plugins are provided with RPM packages like follows. |
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# use EPEL repo [root@dlp ~]# dnf --enablerepo=epel search nagios-plugins- nagios-plugins-all.x86_64 : Nagios Plugins - All plugins nagios-plugins-apt.x86_64 : Nagios Plugin - check_apt nagios-plugins-breeze.x86_64 : Nagios Plugin - check_breeze nagios-plugins-by_ssh.x86_64 : Nagios Plugin - check_by_ssh nagios-plugins-cluster.x86_64 : Nagios Plugin - check_cluster ..... ..... nagios-plugins-time.x86_64 : Nagios Plugin - check_time nagios-plugins-ups.x86_64 : Nagios Plugin - check_ups nagios-plugins-uptime.x86_64 : Nagios Plugin - check_uptime nagios-plugins-users.x86_64 : Nagios Plugin - check_users nagios-plugins-wave.x86_64 : Nagios Plugin - check_wave |
| [2] | For example, add [check_ntp] plugin to monitor time difference between the System time and NTP Server. |
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[root@dlp ~]#
dnf --enablerepo=epel -y install nagios-plugins-ntp
[root@dlp ~]#
vi /etc/nagios/objects/commands.cfg # add follows to the end
define command {
command_name check_ntp_time
command_line $USER1$/check_ntp_time -H $ARG1$ -w $ARG2$ -c $ARG3$
}
[root@dlp ~]#
vi /etc/nagios/objects/localhost.cfg # add to the end # Warning with 1 sec time difference, Critical with 2 sec difference
define service {
use local-service
host_name localhost
service_description NTP_TIME
check_command check_ntp_time!ntp.nict.jp!1!2
notifications_enabled 1
}
systemctl restart nagios |
| [3] | It's possible to view the status for a new plugin on the admin site. |
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