Installace Nagiosu:

apt-get install nagios

Operace s procesem:

  /etc/init.d/nagios3(nrpe/nagios/...) restart(reload/start/stop)

OR

service nagios3(nagios-nrpe-server/...) restart(reload/start/stop)

Konfiguracni soubour Nagiosu (obecny):

/etc/nagios3/nagios.cfg

Definice hostu, servicu, hostgroup apod se obvykle provadi v direktorii:

/etc/nagios3/conf.d

Konfiguracni soubory pluginu:

/etc/nagios-plugins/config

Pluginy:

/usr/lib/nagios/plugins

Priklady definic:

HOST

define host{
        use                     generic-host
        host_name               master
        alias                   master
        address                 master.starlab.cz
        hostgroups              debian-servers,http-servers,ssh-servers,ping-servers,disk-servers,raid-servers,load-servers,smart-servers       
        }

SERVICE

define service{
        hostgroup_name                  load-servers
        use                             generic-service
        service_description             check_load
        check_command                   check_nrpe_1arg!check_load
        }

HOSTGROUP

define hostgroup {
        hostgroup_name  load-servers
                alias           CHECK_LOAD servers                 }
        }

Verifikace konfiguracnich souboru:

nagios3 -v /etc/nagios3/nagios.cfg

Priklady manualniho distacniho spusteni pluginu na danem serveru:

S NRPE

/usr/lib/nagios/plugins/check_nrpe -H 10.0.4.31 -c check_disk

BEZ NRPE

/usr/lib/nagios/plugins/check_ping -H master.starlab.cz -w 100,10% -c 400,50%

*cesty k souborum v kazdem samotnem jednotlivem systemu se muzou lisit

Vsechny soubory v baliku:

dpkg -L aide

Textovy editor:

vim

netstat (only servers):

netstat -nlpt

touch

IP-adresy:

ip a

Interface up:

ifap -eth0

Procesy:

top

Disk:

df