Shell Programming and Scripting

 
#!/bin/bash
DATE=`date +%Y-%m-%d:::%H:%M`
HOSTNAME=`hostname`
TXT="/log/temp.txt"
LOGPATH="/log1/commanlogs/"
IP=`/sbin/ifconfig | grep -i inet| head -n1| awk '{print $2}'| awk -F : '{print $2}'`
#To Check HTTP Instance
for di in abc abcd ;
do
ps -ef | grep $di | grep -v grep | grep root > /dev/null
if [ "$?" -ne "0" ]; then
count= grep $di $TXT | wc -l
if [ count -ne 0 ]; then
continue;
fi
echo $di >> temp.txt
DU=DOWN
D1=`date +%H-%M-%S`
LOG="$LOGPATH$HOSTNAME-$D1-HTTP-$di-Instance-Down"
echo "DATE $DATE" > $LOG
echo "IPADD $IP" >> $LOG
echo "HOSTNAME $HOSTNAME" >> $LOG
echo "STATUS $di is $DU" >> $LOG
echo "MSG $di-Instance" >> $LOG
echo "TV NONE" >> $LOG
else
sed -i "$di" $TXT
fi
done

count=$( grep $di $TXT | wc -l )

if [ $count -ne 0 ]; then

#!/bin/bash -xv

sed -i "$di" $TXT