jar包启动脚本

	#!/bin/bash
	NAME=app
	APP_NAME=test-$NAME.jar
	DEPLOY_DIR=`pwd`
	usage() {
	  	echo "Usage: app.sh [start|stop|restart|status]"
	  	exit 1
	}
	
	is_exist() {
		pid=$(ps -ef | grep $APP_NAME | grep -v grep | awk '{print $2}')
		if [ -z "${pid}" ]; then
		  return 1
		else
		  return 0
		fi
	}
	
	LOGS_DIR=$DEPLOY_DIR/logs
	
	if [ ! -d $LOGS_DIR ]; then
	
		mkdir $LOGS_DIR
	
	fi
	
	STDOUT_FILE=$LOGS_DIR/$NAME.log
	
	start() {
	
		is_exist
		
		if [ $? -eq "0" ]; then
		  echo "${APP_NAME} is already running. pid=${pid} ."
		else
		  #nohup java -Xms512m -Xmx1024m -Dfile.encoding=utf-8 -jar ${DEPLOY_DIR}/$APP_NAME >>$STDOUT_FILE 2>&1 &
		# 根据实际运行内存效果调整优化内存大小
		  nohup java -Xms1024m -Xmx1024m -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=9009 -Dfile.encoding=utf-8 -jar ${DEPLOY_DIR}/$APP_NAME >>$STDOUT_FILE 2>&1 &
		
		  #nohup java -verbose:gc -Xloggc:$LOGS_DIR/gc.log -XX:+PrintGC -XX:+PrintGCDetails -XX:+HeapDumpAfterFullGC -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=$LOGS_DIR/heapdump.log -Dfile.encoding=utf-8 -jar -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=7015 $APP_NAME > $STDOUT_FILE 2>&1 &
		echo ">>>>>> ${APP_NAME} start sccuess. <<<<<<<"
		# 打印项目日志
		  tail -f $STDOUT_FILE
		fi
	}
	
	stop() {
	
		is_exist
		
		if [ $? -eq "0" ]; then
			kill -9 $pid
		else
			echo "${APP_NAME} is not running"
		fi
	
	}
	
	status() {
		
		is_exist
		
		if [ $? -eq "0" ]; then
			echo "${APP_NAME} is running. Pid is ${pid}"
		else
			echo "${APP_NAME} is NOT running."
		fi
		
	}
	
	restart() {
		stop
		start
	}
	
	case "$1" in
	
	"start")
		start
	;;
	
	"stop")
		stop
	;;
	
	"status")
		status
	;;
	
	"restart")
		restart
	;;
	
	*)
		usage
	;;
	
	esac