jocay
124 lines
2.6 KiB
Bash
124 lines
2.6 KiB
Bash
#!/bin/bash
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# ============================================
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# Flutter Learning 项目启动/关闭脚本
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# ============================================
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APP_NAME="flutter_learning"
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APP_DIR="$(cd "$(dirname "$0")" && pwd)"
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PORT="${PORT:-3031}"
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LOG_FILE="$APP_DIR/app.log"
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PID_FILE="$APP_DIR/app.pid"
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start() {
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if [ -f "$PID_FILE" ]; then
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pid=$(cat "$PID_FILE")
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if kill -0 "$pid" 2>/dev/null; then
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echo "❌ 服务已在运行中 (PID: $pid)"
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echo " 如需重启请先执行: $0 stop"
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exit 1
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else
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rm -f "$PID_FILE"
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fi
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fi
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echo "🚀 正在启动 $APP_NAME ..."
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echo " 端口: $PORT"
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echo " 日志: $LOG_FILE"
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cd "$APP_DIR" || exit 1
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nohup npm start > "$LOG_FILE" 2>&1 &
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pid=$!
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echo "$pid" > "$PID_FILE"
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sleep 2
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if kill -0 "$pid" 2>/dev/null; then
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echo "✅ 启动成功 (PID: $pid)"
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else
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echo "❌ 启动失败，请查看日志: tail -f $LOG_FILE"
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rm -f "$PID_FILE"
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fi
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}
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stop() {
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if [ ! -f "$PID_FILE" ]; then
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echo "⚠️ 未找到 PID 文件，尝试通过端口查找进程..."
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pid=$(lsof -ti :"$PORT" 2>/dev/null)
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if [ -z "$pid" ]; then
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echo "❌ 未找到运行中的服务"
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exit 1
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fi
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else
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pid=$(cat "$PID_FILE")
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fi
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echo "🛑 正在停止 $APP_NAME (PID: $pid) ..."
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kill "$pid" 2>/dev/null
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sleep 1
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if kill -0 "$pid" 2>/dev/null; then
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echo " 强制终止中..."
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kill -9 "$pid" 2>/dev/null
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sleep 1
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fi
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if ! kill -0 "$pid" 2>/dev/null; then
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echo "✅ 已停止"
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rm -f "$PID_FILE"
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else
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echo "❌ 停止失败"
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fi
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}
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status() {
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if [ -f "$PID_FILE" ]; then
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pid=$(cat "$PID_FILE")
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if kill -0 "$pid" 2>/dev/null; then
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echo "✅ $APP_NAME 正在运行 (PID: $pid, 端口: $PORT)"
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return 0
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else
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echo "⚠️ 发现残留 PID 文件，但进程不存在"
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rm -f "$PID_FILE"
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fi
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fi
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pid=$(lsof -ti :"$PORT" 2>/dev/null)
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if [ -n "$pid" ]; then
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echo "⚠️ 端口 $PORT 被其他进程占用 (PID: $pid, 命令: $(ps -p "$pid" -o comm= 2>/dev/null))"
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else
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echo "❌ $APP_NAME 未运行"
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fi
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}
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restart() {
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stop
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sleep 1
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start
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}
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case "${1:-start}" in
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start)
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start
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;;
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stop)
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stop
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;;
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restart)
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restart
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;;
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status)
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status
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;;
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*)
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echo "用法: $0 {start|stop|restart|status}"
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echo ""
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echo " start - 后台启动服务 (默认)"
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echo " stop - 停止服务"
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echo " restart - 重启服务"
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echo " status - 查看服务状态"
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echo ""
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echo "环境变量:"
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echo " PORT - 监听端口 (默认: 3031)"
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exit 1
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;;
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esac |