refactor: separate core components and improve session & server handling

http/http.go

@@ -0,0 +1,72 @@
+package httpServer
+
+import (
+	"bytes"
+	"fmt"
+	"log"
+	"net"
+	"strings"
+	"tunnel_pls/session"
+)
+
+//func ExtractDomain(conn net.Conn) (string, error) {
+//	defer conn.SetReadDeadline(time.Time{})               // Reset timeout after reading
+//	conn.SetReadDeadline(time.Now().Add(2 * time.Second)) // Prevent hanging
+//
+//	reader := bufio.NewReader(conn)
+//	for {
+//		line, err := reader.ReadString('\n')
+//		if err != nil {
+//			return "", err
+//		}
+//
+//		line = strings.TrimSpace(line)
+//		if strings.HasPrefix(strings.ToLower(line), "host:") {
+//			return strings.TrimSpace(strings.SplitN(line, ":", 2)[1]), nil
+//		}
+//
+//		if line == "" {
+//			break
+//		}
+//	}
+//
+//	return "", fmt.Errorf("host header not found")
+//}
+
+func handleConnection(conn net.Conn) {
+	defer conn.Close()
+
+	sshSession := session.Clients["test"]
+	sshSession.HandleForwardedConnection(conn, sshSession.Connection, 80)
+}
+
+func getHost(data []byte) string {
+	lines := bytes.Split(data, []byte("\n"))
+	for _, line := range lines {
+		fmt.Println("here")
+		if bytes.HasPrefix(line, []byte("Host: ")) {
+			return strings.TrimSpace(string(line[6:]))
+		}
+	}
+	return ""
+}
+
+func Listen() {
+	listen, err := net.Listen("tcp", ":80")
+	if err != nil {
+		log.Fatal("Error starting server:", err)
+	}
+	defer listen.Close()
+
+	fmt.Println("Server listening on port 80")
+
+	for {
+		conn, err := listen.Accept()
+		if err != nil {
+			log.Println("Error accepting connection:", err)
+			continue
+		}
+
+		go handleConnection(conn)
+	}
+}