tomcat启动脚本，开机自起

1.创建tomcat普通用户

useradd tomcat

2.用tomcat普通用户启动
3.tomcat安装目录在/home/tomcat_abc
4.编写tomcat启动脚本

vi /opt/abc.sh
#!/bin/bash
if [ $# -eq 0 ]
then
echo "Ustage $0 [start|stop] [tomcat_dir:/home/tomcat_marketapi]"
exit 1
fi
export CATALINA_HOME=$2
export JAVA_OPTS="-server -d64 -Djava.awt.headless=true -Xms2048m -Xmx2048m  -Xmn1024m -XX:PermSize=128m -XX:MaxPermSize=512m -XX:+UseConcMarkSweepGC -XX:+UseCMSCompactAtFullCollection  -XX:CMSMaxAbortablePrecleanTime=5000 -XX:CMSInitiatingOccupancyFraction=80  -XX:+DisableExplicitGC  -XX:+CMSClassUnloadingEnabled -XX:+PrintGCDetails -XX:+PrintGCTimeStamps  -Djava.net.preferIPv4Stack=true "
case $1 in
        start)
        $CATALINA_HOME/bin/startup.sh
        ;;
        stop)
        $CATALINA_HOME/bin/shutdown.sh
        ;;
        *)
        ech