Nagios : Add services into service group : Shell script

#!/bin/bash
#Author : Ranjith Kumar R
#Date    : 16th April 2014
#Purpose : Add services into the nagios service group.

echo "Please enter service group name"

read svcgroup

while read server


do

servername=`echo $server | cut -d';' -f1`

OUTPUT=`find /usr/local/nagios -name "$servername"_DB.cfg | grep -i $servername`
RESULT=`echo $?`

if [ "$RESULT" -eq "0" ]; then

OUTPUT1=`cat $OUTPUT | grep -i "$svcgroup" | grep "service_description" | awk '{print $2}' > /tmp/svcgroup.txt`

RESULT1=`echo $?`

if [ "$RESULT1" -eq "0" ]; then

echo "success" > /dev/null

fi
fi

while read service

do

startlinenum=`grep -nr -A 2 -B 14 """$service""" "$OUTPUT" | grep "servicegroups" | cut -d'-' -f1 | head -1`

if [ "$startlinenum" == "" ]; then

continue

fi

format=`echo "$startlinenum"s/DBservices/DBservices,$svcgroup/`

sed "$format" $OUTPUT > "$OUTPUT".temp

mv  "$OUTPUT".temp "$OUTPUT"


done < /tmp/svcgroup.txt
done < /usr/local/nagios/libexec/tools/devicelist

rm -rf /tmp/svcgroup.txt