Shell脚本_启动停止重启sh脚本

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#!/bin/sh   ## java env export JAVA_HOME= /usr/java/jdk1 .7.0_79 export JRE_HOME=$JAVA_HOME /jre   ## service name ## 服务所在目录 SERVICE_DIR= /usr/local/services/dubbodemo ## 服务名称 SERVICE_NAME=dub-service-demo JAR_NAME=$SERVICE_NAME\.jar PID=$SERVICE_NAME\.pid   cd $SERVICE_DIR   case "$1" in        start)          ##nohup &  以守护进程启动          nohup $JRE_HOME /bin/java -Xms256m -Xmx512m -jar $JAR_NAME > /dev/null 2>&1 &          echo $! > $SERVICE_DIR/$PID          echo "=== start $SERVICE_NAME"          ;;        stop)          kill ` cat $SERVICE_DIR/$PID`          rm -rf $SERVICE_DIR/$PID          echo "=== stop $SERVICE_NAME"            ## 停止5秒          sleep 5          ##          P_ID=` ps -ef | grep -w "$SERVICE_NAME" | grep - v "grep" | awk '{print $2}' `          if [ "$P_ID" == "" ]; then              echo "=== $SERVICE_NAME process not exists or stop success"          else              echo "=== $SERVICE_NAME process pid is:$P_ID"              echo "=== begin kill $SERVICE_NAME process, pid is:$P_ID"              kill -9 $P_ID          fi          ;;        restart)          $0 stop          sleep 2          $0 start          echo "=== restart $SERVICE_NAME"          ;;        *)          ## restart          $0 stop          sleep 2          $0 start          ;;   esac exit 0

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