Configure 10000 Hosts in one minute NagiosCore

  Configure Monitoring for 10000 Hosts in one Minute with this Script

 First ready with your host list, which required Server IP Address and Server name.

 

Open Excel file and fill the data as mentioned below.

 IP Address in first column and Host name in second column

 

Save, Keep file name as nagios-linux.csv (Do not put any other name script will not work)

Then download the below template.

Download

keep all the files in one directory, then run the below script.

################## Copy below script #######################

#!/bin/bash
mkdir temp-cfg
cat  nagios-windows.csv | while read LINE
do
    HostIP=`echo $LINE | cut -d, -f1`
    HostName=`echo $LINE | cut -d, -f2`
    sed -e "s/XXXX/$HostName/g; s/ZZZZ/$HostIP/g" Nagios-Template-Linux.cfg > temp-cfg/$HostName.cfg
done

##############  END Script ##########################

copy above script to one file and save file extension with *.sh

then provide the executable permissions to the file

~]#chmod 557 file-name.sh

~]#./file-name.sh

~]#cd temp-cfg

then verify the files.

~]#ls temp-cfg