Nagios グループ化

設定変更



[root@L2 nagios]# pwd

/etc/nagios

[root@L2 nagios]# vi ./nagios.cfg
     44 #cfg_file=/etc/nagios/contactgroups.cfg

     45 #cfg_file=/etc/nagios/contacts.cfg

     46 #cfg_file=/etc/nagios/dependencies.cfg

     47 #cfg_file=/etc/nagios/escalations.cfg

     48 #cfg_file=/etc/nagios/hostgroups.cfg

     49 cfg_file=/etc/nagios/hostgroups.cfg

     50 #cfg_file=/etc/nagios/hosts.cfg

コメントを外して「cfg_file=/etc/nagios/hostgroups.cfg」を有効にします。

hostgroups.cfgの作成

[root@L2 nagios]# vi ./hostgroups.cfg

define hostgroup {
hostgroup_name L-servers
alias Lustre Servers
}

define hostgroup
hostgroup_name network
alias Network Infrastructure
}

define hostgroup
hostgroup_name INET-servers
alias Internet Servers
}

define host {
name INET-servers
use linux-server
hostgroups INET-servers
# TEMPLATE!
register 0
}

define host {
name L-servers
use linux-server
hostgroups L-servers
# TEMPLATE!
register 0
}

define host {
name network
use linux-server
hostgroups network
# TEMPLATE!
register 0
}

監視ノードの設定(例)
作成したグループを define host に定義します。

[root@L2 nagios]# vi ./servers/L1.cfg

define host{
use L-servers <---グループを設定
host_name L1
alias L1
address 10.83.62.201
}
define service{
use local-service
host_name L1
service_description PING
check_command check_ping!100.0,20%!500.0,60%
}

# nrpe - check crond
define service{
use local-service
normal_check_interval 10
notification_interval 30

設定ファイルのチェック

[root@L2 nagios]# /usr/sbin/nagios -v /etc/nagios/nagios.cfg
〜
Checking misc settings...

Total Warnings: 1
Total Errors: 0

Things look okay - No serious problems were detected during the pre-flight check

サービス再起動



[root@L2 nagios]# service nagios restart

Running configuration check...done

Stopping nagios: done.

Starting nagios: done.

[root@L2 nagios]#