#!/bin/bash PORT=8889 JAR_PATH="/home/zhangbiqiong/pro_eld_mqtt_compare/target/pro_eld_mqtt_compare-0.0.1-SNAPSHOT.jar" LOG_DIR="/home/zhangbiqiong/pro_eld_mqtt_compare/logs" # 检测端口是否被占用 if netstat -tuln | grep -q ":$PORT"; then echo "Port $PORT is already in use. Not starting application." exit 0 else echo "Port $PORT is free. Starting application..." nohup java -DLOG_HOME="$LOG_DIR" -jar "$JAR_PATH" > /dev/null 2>&1 & echo "Application started with PID $!" fi