init

cmd/server/main.go

@@ -0,0 +1,49 @@
+package main
+
+import (
+	"flag"
+	"log"
+	"net"
+
+	"omnisocketgo/cmd/internal/latencylog"
+	"omnisocketgo/cmd/internal/server"
+)
+
+func main() {
+	listenAddr := flag.String("listen", ":9000", "server listen address") //监听地址
+	logPath := flag.String("latency-log", "", "optional JSONL file path for latency timestamp logs")
+	flag.Parse() //查看命令行参数
+
+	hubOptions := make([]server.Option, 0, 1)
+	if *logPath != "" {
+		logger, err := latencylog.NewJSONLLogger(*logPath)
+		if err != nil {
+			log.Fatalf("create latency logger %s: %v", *logPath, err)
+		}
+		defer logger.Close()
+		hubOptions = append(hubOptions, server.WithLogger(logger))
+	}
+
+	listener, err := net.Listen("tcp", *listenAddr) //开启tcp监听器，监听来自客户端的连接请求
+	if err != nil {
+		log.Fatalf("listen on %s: %v", *listenAddr, err)
+	}
+	defer listener.Close() //确保在 main 函数退出时关闭监听器
+
+	hub := server.NewHub(hubOptions...) //创建一个新的 Hub 实例，负责管理客户端连接和消息转发
+	log.Printf("server listening on %s", listener.Addr())
+
+	for {
+		conn, err := listener.Accept()
+		if err != nil {
+			log.Printf("accept connection: %v", err)
+			continue
+		}
+
+		go func(rawConn net.Conn) {
+			if err := hub.ServeConn(rawConn); err != nil {
+				log.Printf("connection closed: %v", err)
+			}
+		}(conn)
+	}
+}