Script to check the status of application and send email notification if application is down

This Script checks the status of application and send email notification if application is down. Define the application URL in url.properties
#!/usr/bin/bash

## Written by Charanjeet Singh ##

PATH=${PATH}:/opt/csw/bin;export PATH

cd /home/charan
date=`date '+%Y%m%d%H%M'`
mdate=`date '+%b-%d(%A)-%Y_%H.%M%p'`
home=/home/charan
logdir=$home/logs/application/$1.app.log$date
emaillist=
if [ $# -ne 1 ] ;
then echo ;
echo "enter env name for the script to execute or pass ALL as argument to check for the status of all envrionment specified in url.properties"
echo
exit 0
fi
echo " Checking application status of $1 Server "
envlist=" DEV SIT UAT "
if [[ $1 == ALL ]]; then
for envvar in $envlist ;
do
PropsPath="/home/ccbuild/charan/url.properties";
URL=`grep "$envvar"= $PropsPath | awk -F= '{print $2}'`
echo " $envvar URL --> $URL "
wget -q -O $logdir $URL
if [ \! -s $logdir ]; then
mailx -s "$envvar Application is DOWN" $emaillist < $logdir rm -rf $logdir fi done fi for env in $envlist ; do if [[ $env == $1 ]]; then PropsPath="/home/charan/url.properties"; URL=`grep "$env"= $PropsPath | awk -F= '{print $2}'` echo " $env URL --> $URL "
wget -q -O $logdir $URL
if [ \! -s $logdir ]; then
mailx -s "$env Application is DOWN" $emaillist < $logdir
rm -rf $logdir
fi
fi
done
rm -rf $logdir

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DEV=
SIT=
UAT=