#!/bin/bash
#
# author:liusha
# description: JAVA APP start|stop|restart|status.

ENV=dev
APP_HOME=`pwd`
APP_NAME=easyJob
RUNNING_USER=root
ADATE=`date +%Y%m%d%H%M%S`

dirname $0|grep "^/" >/dev/null

if [ $? -eq 0 ]; then
   APP_HOME=`dirname $0`
else
    dirname $0|grep "^\." >/dev/null:
    retval=$?
    if
 
 [ $retval -eq 0 ]; then
        APP_HOME=`dirname $0|sed "s#^.#$APP_HOME#"`
    else
        APP_HOME=`dirname $0|sed "s#^#$APP_HOME/#"`
    fi
fi

if [ ! -d "$APP_HOME/logs" ]; then
  mkdir $APP_HOME/logs
fi

#實時日誌
LOG_PATH=$APP_HOME/logs/$APP_NAME.out
#GC日誌資訊
GC_LOG_PATH=$APP_HOME/logs/gc-$APP_NAME-$ADATE.log
#JMX監控引數
JMX
 
="-Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=1091 -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false"
#JVM啟動引數
JVM_OPTS="-Dname=$APP_NAME -Djeesuite.configcenter.profile=$ENV -Duser.timezone=Asia/Shanghai -Xms512M -Xmx512M -XX:PermSize=256M -XX:MaxPermSize=512M -XX:+HeapDumpOnOutOfMemoryError -XX:+PrintGCDateStamps -Xloggc:$GC_LOG_PATH -XX:+PrintGCDetails -XX:NewRatio=1 -XX:SurvivorRatio=30 -XX:+UseParallelGC -XX:+UseParallelOldGC
 
"

JAR_FILE=$APP_NAME.jar
pid=0

#獲取程序號
getPid() {
    pid=`ps -ef |grep $JAR_FILE |grep -v grep |awk '{print $2}'`
}

#啟動服務
start() {
  getPid
  if [ ! -n "$pid" ]; then
    JAVA_CMD="nohup java -jar $JVM_OPTS $JAR_FILE >> $LOG_PATH 2>&1 &"
    echo "---------------------------------"
    su  $RUNNING_USER -c "$JAVA_CMD"
    echo "啟動完成，按CTRL+C退出日誌介面即可>>>>>"
    echo "---------------------------------"
    sleep 2s
    tail -f $LOG_PATH
  else
      echo "$APP_NAME is runing PID: $pid"
  fi
}

#停止服務
stop() {
    getPid
    if [ ! -n "$pid" ]; then
     echo "$APP_NAME not runing"
    else
      echo "$APP_NAME stop..."
      kill -9 $pid
    fi
}

#重啟服務
restart() {
    stop
    sleep 1s
    start
}

#服務狀態
status() {
   getPid
   if [ ! -n "$pid" ]; then
     echo "$APP_NAME not runing"
   else
     echo "$APP_NAME runing PID: $pid"
   fi
}

case $1 in
    start)
        start
        ;;
    stop)
        stop
        ;;
    restart)
        restart
        ;;
    status)
        status
        ;;
    *)
        echo "$0: Usage: $0 {start|stop|restart|status}"
        exit 1
        ;;
esac