Networking information Shell script (Linux)

input=$1

if [ $input = "ip" ]
    then
        ifconfig|grep -w inet

elif [ $input = "ip6" ]
    then
        ifconfig|grep inet6

elif [ $input = "mac" ]
    then
        ifconfig|grep HWaddr
elif [ $input = "broadcast" ]
    then
        ifconfig|grep broadcast
elif [ $input = "mask" ]
    then
        ifconfig|grep mask

elif [ $input = "data" ]
    then
        ifconfig|grep bytes

elif [ $input = "help" ]
    then
    echo "ip"
    echo "ip6"
    echo "mac"
    echo "broadcast"
    echo "mask"
    echo "data"
    echo "help"
else
        echo "others"
fi

Project start shell script

input=$1

if [ $input = "stop" ]
    then
        sh /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/bin/shutdown.sh
        #echo pbharti|sudo -S service apache2 stop


elif [ $input = "restart" ]
    then
        sh /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/bin/shutdown.sh
        sh /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/bin/catalina.sh jpda start

        #sudo service apache2 restart

       
elif [ $input = "deploy" ]
    then
        sh /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/bin/shutdown.sh

        echo "--Apache shudown"
        #rm -r /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/webapps/cityguide

        #rm -r /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/webapps/cityguideSchedular


        rm -r /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/webapps/MultilingualServiceImpl.war
        rm -r /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/webapps/MultilingualServiceImpl

        sleep 3s
        echo "--WebApp removed from tomcat"

        cp -r /home/lovebharti/Yatra/Multilingual/MultilingualServiceImpl/trunk/target/MultilingualServiceImpl.war /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/webapps/MultilingualServiceImpl.war

        sleep 3s
        echo "--WebApp copied from target"

        sh /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/bin/catalina.sh jpda start
        echo "restarting apache... "
        sleep 1s

        #terminal -e sh showLog.sh

        echo "starting tomcat in debug mode"

        sleep 1s

        #tail -f /home/lovebharti/Yatra/installed/apache-tomcat-7.0.61/logs/catalina.out
        echo "cleaning logs"   

        > /home/lovebharti/YT/var/log/Multilingual/Multilingual.log
       
        echo "showing log"       
        tail -f /home/lovebharti/YT/var/log/Multilingual/Multilingual.log
        echo "showing tomcat output"
       
else
        echo "others"
fi


#sh multilingual.sh start/stop/restart