Linux で jar パッケージを起動するためのカスタムシェルスクリプト

vi XXX.sh

#! /bin/sh
port=8080 #define variables with no spaces around the equal sign
jar_name=/opt/oaclou/XXX.jar

#Run script tips message
tips(){
	echo "-------------------------------------"
	echo ""
	echo "Project port: ${port}"
	echo "Project address: ${jar_name}"
	echo ""
	echo "You can do this with the following parameters"
	echo "-status -View the current project status"
	echo "-start -Start the current project"
	echo "-stop -Stop the current project"
	echo "-restart -restart the current project" 
	echo ""
	echo "-------------------------------------"
}

# View status
status(){
	#Query the PID of the port {print $7}-get the seventh value printed
	pid=`netstat -apn |grep $port |awk '{print $7}' |cut -d/ -f 1`
	#determine if the port is occupied
	if [ -z "${pid}" ];then
    	echo "No project running"
	else
    	echo "Project is running"
	fi
}

# Start the project
start(){
	pid=`netstat -apn |grep $port |awk '{print $7}' |cut -d/ -f 1`
	if [ -z "${pid}" ];then
		echo "Starting ...... "
		java -jar -Xms1024m -Xmx1024m $jar_name
	else
		echo "Project is running or port is occupied"
	fi

}

# Stop the project
stop(){
	pid=`netstat -apn |grep $port |awk '{print $7}' |cut -d/ -f 1`
	if [ -z "${pid}" ];then
		echo "No project is running, please start first"
	else
		kill -9 $pid
		echo "Killed the application on port ${port}"
	fi
}

# Restart the project
restart(){
	pid=`netstat -apn |grep $port |awk '{print $7}' |cut -d/ -f 1`
	echo "Killing port ${port} in pid ${pid}... "
	if [ -z "${pid}" ];then
		echo "Project did not start"
	else
		kill -9 $pid
	fi
	sleep 5 #sleep for five seconds
	start #Call the start method
	echo "Project restart successful! "
" }

#Parameter options
case "$1" in
	"-status")
	 status
	 ;;
	"-start")
	 start
	 ;;
	"-stop")
	 stop
	 ;;
	"-restart")
	 restart
	 ;;
	*)
	 tips
	 ;;
esac

#Grant maximum permissions to the file
chmod 777 XXX.sh

. /XXX.sh -start