feat: grpc / web get real ip

cmd/dashboard/controller/controller.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"log"
 	"net/http"
+	"net/netip"
 	"os"
 	"path/filepath"
 	"strings"
@@ -21,7 +22,6 @@ import (
 )
 
 func ServeWeb() http.Handler {
-
 	gin.SetMode(gin.ReleaseMode)
 	r := gin.Default()
 
@@ -34,12 +34,39 @@ func ServeWeb() http.Handler {
 		r.GET("/swagger/*any", ginSwagger.WrapHandler(swaggerfiles.Handler))
 	}
 
+	r.Use(realIp)
 	r.Use(recordPath)
 	routers(r)
 
 	return r
 }
 
+func realIp(c *gin.Context) {
+	if singleton.Conf.RealIPHeader == "" {
+		c.Next()
+		return
+	}
+
+	if singleton.Conf.RealIPHeader == model.ConfigUsePeerIP {
+		c.Set(model.CtxKeyRealIPStr, c.RemoteIP())
+		c.Next()
+		return
+	}
+
+	vals := c.Request.Header.Get(singleton.Conf.RealIPHeader)
+	if vals == "" {
+		c.AbortWithStatusJSON(http.StatusOK, model.CommonResponse[any]{Success: false, Error: "real ip header not found"})
+		return
+	}
+	ip, err := netip.ParseAddr(vals)
+	if err != nil {
+		c.AbortWithStatusJSON(http.StatusOK, model.CommonResponse[any]{Success: false, Error: err.Error()})
+		return
+	}
+	c.Set(model.CtxKeyRealIPStr, ip.String())
+	c.Next()
+}
+
 func routers(r *gin.Engine) {
 	authMiddleware, err := jwt.New(initParams())
 	if err != nil {
@@ -127,6 +154,7 @@ func routers(r *gin.Engine) {
 }
 
 func recordPath(c *gin.Context) {
+	log.Printf("bingo web real ip: %s", c.GetString(model.CtxKeyRealIPStr))
 	url := c.Request.URL.String()
 	for _, p := range c.Params {
 		url = strings.Replace(url, p.Value, ":"+p.Key, 1)