Fix incorrect source IP

pkg/utils/net/net.go

@@ -16,32 +16,7 @@ limitations under the License.
 
 package net
 
-import (
-	"net"
-	"net/http"
-	"strings"
-)
-
 // 0 is considered as a non valid port
 func IsValidPort(port int) bool {
 	return port > 0 && port < 65535
 }
-
-func GetRequestIP(req *http.Request) string {
-	address := strings.Trim(req.Header.Get("X-Real-Ip"), " ")
-	if address != "" {
-		return address
-	}
-
-	address = strings.Trim(req.Header.Get("X-Forwarded-For"), " ")
-	if address != "" {
-		return address
-	}
-
-	address, _, err := net.SplitHostPort(req.RemoteAddr)
-	if err != nil {
-		return req.RemoteAddr
-	}
-
-	return address
-}