脚本

!/bin/bash

JAVA_OPTIONS_INITIAL=-Xms128M
JAVA_OPTIONS_MAX=-Xmx512M
_JAR_KEYWORDS=monitor-alarm-task-1.0-SNAPSHOT.jar
APP_NAME=monitor-alarm-task
APPLICATION_FILE=/opt/scpip_monitor/application.properties
PID=(ps aux | grep{_JAR_KEYWORDS} | grep -v grep | awk '{print 2}' ) ALARM_CONFIG_FILE=`pwd`/alarmConfig.yaml function check_if_process_is_running { if [ "PID" = "" ]; then
return 1
fi
ps -p PID | grep "java" return?
}
case "1" in status) if check_if_process_is_running then echo -e "\033[32mAPP_NAME is running \033[0m"
else
echo -e "\033[32m APP_NAME not running \033[0m" fi ;; stop) if ! check_if_process_is_running then echo -e "\033[32mAPP_NAME already stopped \033[0m"
exit 0
fi
kill -9 PID echo -e "\033[32m Waiting for process to stop \033[0m" NOT_KILLED=1 for i in {1..20}; do if check_if_process_is_running then echo -ne "\033[32m . \033[0m" sleep 1 else NOT_KILLED=0 fi done echo if [NOT_KILLED = 1 ]
then
echo -e "\033[32m Cannot kill process \033[0m"
exit 1
fi
echo -e "\033[32m APP_NAME already stopped \033[0m" ;; start) if [ "PID" != "" ] && check_if_process_is_running
then
echo -e "\033[32m APP_NAME already running \033[0m" exit 1 fi nohup java -jar -Dalarm.config.file=ALARM_CONFIG_FILE JAVA_OPTIONS_INITIALJAVA_OPTIONS_MAX _JAR_KEYWORDS --spring.config.location=APPLICATION_FILE > /dev/null 2>&1 &
echo -ne "\033[32m Starting \033[0m"
for i in {1..20}; do
echo -ne "\033[32m.\033[0m"
sleep 1
done
if check_if_process_is_running
then
echo -e "\033[32m APP_NAME fail \033[0m" else echo -e "\033[32mAPP_NAME started \033[0m"
fi
;;
restart)
0 stop if [? = 1 ]
then
exit 1
fi
0 start ;; *) echo "Usage:0 {start|stop|restart|status}"
exit 1
esac
exit 0

真正启动的命令：

nohup java -jar -Dalarm.config.file=ALARM_CONFIG_FILEJAVA_OPTIONS_INITIAL JAVA_OPTIONS_MAX_JAR_KEYWORDS --spring.config.location=$APPLICATION_FILE > /dev/null 2>&1 &