Java 启动脚本-简介版

Java 启动脚本-简介版

脚本

#!/bin/sh
APP_NAME="jarName"
JAR_PATH="/XXXX/jarName.jar"
LOG_PATH="/XXXX/logs/app.log"
PROFILE="test"
PID_FILE="/var/run/${APP_NAME}.pid"# 创建日志目录
mkdir -p "$(dirname "$LOG_PATH")"# 获取有效 PID
get_pid() {if [ -f "$PID_FILE" ]; thenPID=$(cat "$PID_FILE")if kill -0 "$PID" 2>/dev/null; thenecho "$PID"elserm -f "$PID_FILE"fifi
}# 启动应用
start() {PID=$(get_pid)if [ -n "$PID" ]; thenecho "[$APP_NAME] is already running (PID: $PID)"exit 1fiecho "Starting $APP_NAME..."nohup java -jar "$JAR_PATH" --spring.profiles.active="$PROFILE" \> "$LOG_PATH" 2>&1 &echo $! > "$PID_FILE"echo "[$APP_NAME] started with PID $(cat "$PID_FILE")"
}# 停止应用
stop() {PID=$(get_pid)if [ -z "$PID" ]; thenecho "[$APP_NAME] is not running"exit 1fiecho "Stopping $APP_NAME (PID: $PID)..."kill "$PID"sleep 3# 检查是否仍在运行if kill -0 "$PID" 2>/dev/null; thenecho "Force killing $APP_NAME..."kill -9 "$PID"firm -f "$PID_FILE"echo "[$APP_NAME] stopped."
}# 查看状态
status() {PID=$(get_pid)if [ -n "$PID" ]; thenecho "[$APP_NAME] is running (PID: $PID)"elseecho "[$APP_NAME] is stopped"fi
}# 主逻辑
case "$1" instart)start;;stop)stop;;restart)stopsleep 2start;;status)status;;*)echo "Usage: $0 {start|stop|restart|status}"exit 1;;
esac

添加执行权限

chmod +x /srv/micservice/wlwsbglpt-api/start.sh

操作示例

# 启动
./start.sh start# 停止
./start.sh stop# 重启
./start.sh restart# 查看状态
./start.sh status# 查看日志
tail -f /srv/micservice/wlwsbglpt-api/logs/app.log