Add new admin panel, failover, dns fallback, providers, limiters. Update XHTTP

common/utils.go

@@ -2,12 +2,14 @@ package common
 
 import (
 	"encoding/base64"
+	"encoding/json"
 	"reflect"
 	"regexp"
 	"strconv"
 	"strings"
 	"time"
 
+	Xbadoption "github.com/sagernet/sing-box/common/xray/json/badoption"
 	"github.com/sagernet/sing/common/json/badoption"
 )
 
@@ -66,3 +68,12 @@ func DecodeBase64URLSafe(content string) (string, error) {
 	}
 	return string(result), nil
 }
+
+func ParseXHTTPRange(value string) (Xbadoption.Range, error) {
+	result := Xbadoption.Range{}
+	encoded, err := json.Marshal(value)
+	if err != nil {
+		return result, err
+	}
+	return result, result.UnmarshalJSON(encoded)
+}