使用Shell脚本启动Spring Boot的jar包

#!/usr/bin/env bash
APP_NAME=spring-boot-service
APP_HOME=$(dirname $(pwd))/${APP_NAME}
PID_FILE=${APP_HOME}/pid
LOG_FILE=/dev/null #${APP_HOME}/logs/console.out
JAVA_OPTS=-Xms512m
BOOST_JAR=${APP_NAME}.jar
PROFILE=''

mkdir -p ${APP_HOME}/logs

#
if [ ! -f "$PID_FILE" ]; then
  touch "$PID_FILE"
  echo 0 > ${PID_FILE}
fi
pid=0


#=========================
getpid(){
  #pid=`cat ${PID_FILE}`
  pid=`ps -ef | grep ${BOOST_JAR} | grep -v grep | awk '{print $2}'`
  if [ -z ${pid} ]; then
    pid=0
  fi
}
#==========================
run()
{
    if [ ${pid} -ne 0 ]; then
        echo "================================"
        echo "already started!"
        echo "================================"
        exit 1
    fi
    java -server ${JAVA_OPTS} ${PROFILE} -jar ${BOOST_JAR}
}
#==========================
start()
{
    getpid
    nohup java -server ${JAVA_OPTS}  ${PROFILE} -jar ${BOOST_JAR} >> ${LOG_FILE} 2>&1 & echo $! > ${PID_FILE}
    echo "Starting..."
    getpid
    if [ ${pid} -ne 0 ]; then
      echo "================================"
      echo "[Start Success] (pid=$pid)"
      echo "================================"
    else
      echo "================================"
      echo "[Start Failed]"
      echo "================================"
    fi
}
#==========================
stop()
{
  getpid
  if [ ${pid} -ne 0 ]; then
    echo "killing ${pid}"
    skill -15 ${pid}
    echo "================================"
    echo "stoping"
    echo "================================"
    echo 0 > ${PID_FILE}
  else
   echo "no running process"
  fi
}
#==========================
case "$1" in
  'run')
      run
      ;;
  'start')
      start
      ;;
  'stop')
      stop
      ;;
  *)
      echo "Usage: $0 {run|start|stop}"
      exit 1
esac

exit 0