Files
file-transfer-go/cmd/main.go

104 lines
2.3 KiB
Go

package main
import (
"context"
"flag"
"fmt"
"log"
"net/http"
"os"
"os/signal"
"syscall"
"time"
"chuan/internal/handlers"
"chuan/internal/web"
"github.com/go-chi/chi/v5"
"github.com/go-chi/chi/v5/middleware"
"github.com/go-chi/cors"
)
func main() {
// 定义命令行参数
var port = flag.Int("port", 8080, "服务器监听端口")
var help = flag.Bool("help", false, "显示帮助信息")
flag.Parse()
// 显示帮助信息
if *help {
fmt.Println("文件传输服务器")
fmt.Println("用法:")
flag.PrintDefaults()
os.Exit(0)
}
// 初始化处理器
h := handlers.NewHandler()
// 创建路由
r := chi.NewRouter()
// 中间件
r.Use(middleware.Logger)
r.Use(middleware.Recoverer)
r.Use(middleware.Compress(5))
// CORS 配置
r.Use(cors.Handler(cors.Options{
AllowedOrigins: []string{"*"},
AllowedMethods: []string{"GET", "POST", "PUT", "DELETE", "OPTIONS"},
AllowedHeaders: []string{"Accept", "Authorization", "Content-Type", "X-CSRF-Token"},
ExposedHeaders: []string{"Link"},
AllowCredentials: true,
MaxAge: 300,
}))
// 嵌入式前端文件服务
r.Handle("/*", web.CreateFrontendHandler())
// WebRTC信令WebSocket路由
r.Get("/ws/webrtc", h.HandleWebRTCWebSocket)
// WebRTC房间API
r.Post("/api/create-room", h.CreateRoomHandler)
r.Get("/api/room-info", h.WebRTCRoomStatusHandler)
r.Get("/api/webrtc-room-status", h.WebRTCRoomStatusHandler)
// 构建服务器地址
addr := fmt.Sprintf(":%d", *port)
// 启动服务器
srv := &http.Server{
Addr: addr,
Handler: r,
ReadTimeout: 30 * time.Second,
WriteTimeout: 30 * time.Second,
IdleTimeout: 120 * time.Second,
}
// 优雅关闭
go func() {
log.Printf("服务器启动在端口 %s", addr)
if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
log.Fatalf("服务器启动失败: %v", err)
}
}()
// 等待中断信号
quit := make(chan os.Signal, 1)
signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
<-quit
log.Println("正在关闭服务器...")
// 设置关闭超时
ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
defer cancel()
if err := srv.Shutdown(ctx); err != nil {
log.Fatal("服务器强制关闭:", err)
}
log.Println("服务器已退出")
}