Unix Commands/Scripts for '#Script'

Unix Commands/Scripts for '#Script' - 5 Commands/Scripts found

Sample 1. Shell Script for Log4j Log Analysis and exception reporting

#!/bin/ksh



EMAIL_SUBJECT="Exceptions-Log"

EMAIL_TO="xyz@yahoo.com"

`grep "xception" Out.log >> /home/xyz/test1`

`cat /home/xyz/test1 | sed -n 's/.* ([^ ]*xception[^ ]*) .*/1/p' | awk '!x[$0]++' >> /home/xyz/test2`



`rm test3`



while read line

do

lineNum=`sed -n "/$line/,/EST/{=;q;}" Out.log`

let bl=$lineNum-5

let el=$lineNum+15

echo "************************************************* 

 $line 

 ************************************************** 



" >> test3

`sed -n "$bl,$el p" Out.log >> test3`

echo "





" >> test3

done < "/home/xyz/test2"



`cat test3 | /bin/mail -s $EMAIL_SUBJECT $EMAIL_TO`

_{Like Feedback script exception reporting script log4j analysis script awk}

Sample 2. Log Monitoring Shell Script - email upon errors

#!/bin/ksh

# Set the config variables



# *************************************************Configuration********************************************************

logFileName="Out.log"

errorList="WSWS3713E|WSWS3734W|WSVR0605W|javax.net.ssl.SSLHandshakeException|ThreadMonitor"

EMAIL_SUBJECT="Application ERROR"

EMAIL_TO="viva@viva.com"

# **********************************************************************************************************************



logFilepath=""



# Set the Log File path



if [ `hostname` = cpc2600 ]

then

logFilePath="/opt/WebSphere6/AppServer/profiles/applicationcpc2600/logs/"

elif [ `hostname` = cpc2601 ]

then

logFilePath="/opt/WebSphere6/AppServer/profiles/applicationcpc2600/logs "

elif [ `hostname` = psc2800 ]

then

logFilePath="/opt/WebSphere6/AppServer/profiles/applicationpsc2800/logs "

elif [ `hostname` = psc2801 ]

then

logFilePath="/opt/WebSphere6/AppServer/profiles/applicationpsc2801/logs "

fi



if [ ! -s $logFilePath/$logFileName ]; then echo "ERROR- Log File Not Found , Please set the config properly"

exit

fi



# Get the first 30 characters of the first line linestart=$(awk 'NR>1{exit} ;1' $logFilePath/$logFileName | cut -c1-30)



lineend=""



# Never ending loop that will parse the Out.log file every 5 sec



while true ; do



# get the last line of file , till which we need to parse the log in this iteration lineend=$(awk 'END{print}'

$logFilePath/$logFileName | cut -c1-30)



# if log file not found , Do nothing and wait for the next iteration if [ ! -s $logFilePath/$logFileName ];

then echo "Log File Not Found .. Waiting for the next iteration ..."

fi



# error checking , in case we dont find the linestart , parse the whole file grep "$linestart"

$logFilePath/$logFileName if [ $? != 0 ] then

echo "cat $logFilePath/$logFileName | egrep $errorList | /usr/sbin/sendmail -s $EMAIL_SUBJECT $EMAIL_TO"

cat $logFilePath/$logFileName | egrep "$errorList" | /usr/sbin/sendmail -s $EMAIL_SUBJECT $EMAIL_TO



else



#parse the log file from linestart to lineend for errors



echo 'awk "/$linestart/,/$lineend/" $logFilePath/$logFileName | egrep "$errorList" | /usr/sbin/sendmail -s $EMAIL_SUBJECT $EMAIL_TO'



awk "/$linestart/,/$lineend/" $logFilePath/$logFileName | egrep "$errorList" | /usr/sbin/sendmail -s $EMAIL_SUBJECT $EMAIL_TO #set the last line as the first line for next iteration linestart=$lineend fi



#set the last line as the first line for next iteration linestart=$lineend



sleep 5



done

_{Like Feedback script shell script to report errors in logs}

Sample 3. Shell Scripts for Automating System Monitoring Task

#!/bin/ksh



errorSnippet=''



# ********************************************************Configuration***************************************************************

homeBench='90'

VivaBench='90'

rootBench='90'

appHomeBench='90'

idleBench='95'

logsOldBench='15'

memUsageBench='2500'

avgLoadBench='5'

EMAIL_SUBJECT="Server Health Check Report for $(hostname)"

EMAIL_TO="test@test.com"

# ************************************************************************************************************************************



dfHome=`df | sed -n '/ /home$/s/.* ([0-9][0-9]*)%.*/1/p'`

dfViva=`df | sed -n '/ /apphome/Viva$/s/.* ([0-9][0-9]*)%.*/1/p'`

dfRoot=`df | sed -n '/ /$/s/.* ([0-9][0-9]*)%.*/1/p'`

dfApphome=`df | sed -n '/ /apphome$/s/.* ([0-9][0-9]*)%.*/1/p'`

dfLogsOld=`df | sed -n '/ /localvg-logsOld$/s/.* ([0-9][0-9]*)%.*/1/p'`

memUsage=`sar -q 1 | tail -1 | awk '{ print "" $3}' | sed 's/%//g'`

avgLoad=`uptime | awk -F "$FTEXT" '{ print $2 }' | cut -d, -f3`

iostatIdle=`iostat | awk '{print $5}' | awk 'NR==4' | cut -d '.' -f1`



if [[ $dfHome -gt $homeBench ]] then

errorSnippet="Disk Usage for /home exceedeed the benchmark, Its $dfHome now";

fi

if [[ $dfViva -gt $VivaBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for /apphome/Viva exceedeed the benchmark, Its $dfViva now";

fi

if [[ $dfRoot -gt $rootBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for /(root) exceedeed the benchmark, Its $dfRoot now";

fi

if [[ $dfRoot -gt $rootBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for /(root) exceedeed the benchmark, Its $dfRoot now";

fi

if [[ $dfApphome -gt $appHomeBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for /apphome exceedeed the benchmark, Its $dfApphome now";

fi

if [[ $dfLogsOld -gt $logsOldBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for logs old exceedeed the benchmark, Its $dfLogsOld now";

fi

if [[ $iostatIdle -gt $idleBench ]] then

errorSnippet="$errorSnippet 

 Iostat idle exceedeed the benchmark, Its $iostatIdle now";

fi

if [[ $memUsage -gt $memUsageBench ]] then

errorSnippet="$errorSnippet 

 Memory Usage exceedeed the benchmark, Its $memUsage now";

fi

if [[ $avgLoad -gt $avgLoadBench ]] then

errorSnippet="$errorSnippet 

 15 minute Average Load exceedeed the benchmark, Its $avgLoad now";

fi



print $errorSnippet

if [ "$errorSnippet" != "" ]; then

`echo errorSnippet | /bin/mail -s $EMAIL_SUBJECT $EMAIL_TO`

fi

_{Like Feedback script to automate monitoring task df sed sar tail awk iostat shell script if block print /bin/mail}

Sample 4. Shell Script to continuously monitor the state(up/down) of application and send email if its down

while true ; do

curl websiteaddress.com | grep -q "Down for Maintenance"

if [ $? -eq 0 ] ; then

echo "Website is Down" | mail -s "Website is down for maintenance" email@address.com

; fi

sleep 20

done

_{Like Feedback script to monitor logs curl sleep while loop if block}

Sample 5. Get current Date in a specified format ( year, month,date,hour and minute) within shell script.

currentDate=$(date "+%Y-%m-%dT%H:%M")

_{Like Feedback current date current date in specific format}

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