feat：完善信息

serve/web/web.go

@@ -2,9 +2,11 @@ package web
 
 import (
 	"fmt"
+	"net"
 	"net/http"
 	"os"
 	"os/signal"
+	"strings"
 	"syscall"
 	"time"
 )
@@ -58,7 +60,19 @@ func WithFunction(function func(string) (bool, func(r *http.Request))) Option {
 func (this *Web) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	//remoteUrl, _ := url.Parse("http://192.168.0.147:9000")
 	fmt.Println(r.Host)
-	//fmt.Println(r.RequestURI)
+	// 获取
+	ip, _, err := net.SplitHostPort(strings.TrimSpace(r.RemoteAddr))
+
+	if err != nil {
+		_, _ = w.Write([]byte("403: Host forbidden"))
+		return
+	}
+	remoteIP := net.ParseIP(ip)
+
+	if remoteIP == nil {
+		_, _ = w.Write([]byte("403: Host forbidden"))
+		return
+	}
 
 	if this.function != nil {
 		pass, callback := this.function(r.Host)