Adjust DNS priority order (#9091)

* Add sing-box ua

* Add curl and fix

v2rayN/ServiceLib/Global.cs

@@ -189,7 +189,8 @@ public class Global
         {"safari","Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1.1 Safari/605.1.15" },
         {"edge","Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36 Edg/91.0.864.70" },
         {"none",""},
-        {"golang",""}
+        {"golang","Go-http-client/1.1"},
+        {"curl","curl/7.68.0"},
     };
 
     public const string Hysteria2ProtocolShare = "hy2://";
@@ -393,7 +394,8 @@ public class Global
         "chrome",
         "firefox",
         "edge",
-        "golang"
+        "curl",
+        "golang",
     ];
 
     public static readonly List<string> XhttpMode =
@@ -424,11 +426,12 @@ public class Global
 
     public static readonly List<string> DomainDirectDNSAddress =
     [
-        "https://dns.alidns.com/dns-query",
-        "https://doh.pub/dns-query",
-        "https://dns.alidns.com/dns-query,https://doh.pub/dns-query",
-        "223.5.5.5",
         "119.29.29.29",
+        "223.5.5.5",
+        "119.29.29.29,223.5.5.5,https://doh.pub/dns-query",
+        "https://doh.pub/dns-query",
+        "https://dns.alidns.com/dns-query",
+        "https://doh.pub/dns-query,https://dns.alidns.com/dns-query",
         "localhost"
     ];
 
@@ -440,7 +443,7 @@ public class Global
         "https://dns.cloudflare.com/dns-query",
         "https://doh.dns.sb/dns-query",
         "https://doh.opendns.com/dns-query",
-        "https://common.dot.dns.yandex.net",
+        "https://common.dot.dns.yandex.net/dns-query",
         "8.8.8.8",
         "1.1.1.1",
         "185.222.222.222",
@@ -450,8 +453,8 @@ public class Global
 
     public static readonly List<string> DomainPureIPDNSAddress =
     [
-        "223.5.5.5",
         "119.29.29.29",
+        "223.5.5.5",
         "localhost"
     ];
 

v2rayN/ServiceLib/Models/SingboxConfig.cs

@@ -237,6 +237,8 @@ public class Transport4Sbox
 public class Headers4Sbox
 {
     public string? Host { get; set; }
+    [JsonPropertyName("User-Agent")]
+    public string UserAgent { get; set; }
 }
 
 public class HyObfs4Sbox

v2rayN/ServiceLib/Resx/ResUI.Designer.cs

@@ -3772,7 +3772,7 @@ namespace ServiceLib.Resx {
         }
         
         /// <summary>
-        ///   查找类似 This parameter is valid only for tcp/http and ws 的本地化字符串。
+        ///   查找类似 This parameter is valid only for tcp/http, ws, gRPC and xhttp 的本地化字符串。
         /// </summary>
         public static string TbSettingsDefUserAgentTips {
             get {

v2rayN/ServiceLib/Resx/ResUI.fa-Ir.resx

@@ -937,7 +937,7 @@
     <value>User-Agent</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>این پارامتر فقط برای tcp/http و ws معتبر است</value>
+    <value>This parameter is valid only for tcp/http, ws, gRPC and xhttp</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>FontFamily (نیاز به راه اندازی مجدد)</value>

v2rayN/ServiceLib/Resx/ResUI.fr.resx

@@ -937,7 +937,7 @@
     <value>Agent utilisateur (User-Agent)</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>Valable uniquement pour les protocoles tcp/http et ws</value>
+    <value>This parameter is valid only for tcp/http, ws, gRPC and xhttp</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>Police actuelle (redémarrage requis)</value>

v2rayN/ServiceLib/Resx/ResUI.hu.resx

@@ -937,7 +937,7 @@
     <value>User-Agent</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>Ez a paraméter csak tcp/http és ws esetén érvényes</value>
+    <value>This parameter is valid only for tcp/http, ws, gRPC and xhttp</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>Betűtípus (újraindítást igényel)</value>

v2rayN/ServiceLib/Resx/ResUI.resx

@@ -937,7 +937,7 @@
     <value>User-Agent</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>This parameter is valid only for tcp/http and ws</value>
+    <value>This parameter is valid only for tcp/http, ws, gRPC and xhttp</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>Font family (requires restart)</value>

v2rayN/ServiceLib/Resx/ResUI.ru.resx

@@ -937,7 +937,7 @@
     <value>User-Agent</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>Параметр действует только для TCP/HTTP и WebSocket (WS)</value>
+    <value>This parameter is valid only for tcp/http, ws, gRPC and xhttp</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>Шрифт (требуется перезапуск)</value>

v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx

@@ -937,7 +937,7 @@
     <value>用户代理 (User-Agent)</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>仅对 tcp/http、ws 协议生效</value>
+    <value>仅对 tcp/http、ws、gRPC、xhttp 生效</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>当前字体 (需重启)</value>

v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx

@@ -937,7 +937,7 @@
     <value>使用者代理 (User-Agent)</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>僅對 TCP/HTTP、WS 協定生效</value>
+    <value>僅對 TCP/HTTP、WS、gRPC、XHTTP 生效</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>目前字型 (需重啟)</value>

v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxOutboundService.cs

@@ -438,6 +438,8 @@ public partial class CoreConfigSingboxService
         try
         {
             var transport = new Transport4Sbox();
+            var useragent = _config.CoreBasicItem.DefUserAgent ?? string.Empty;
+            var useragentValue = Global.TcpHttpUserAgentTexts.GetValueOrDefault(useragent, useragent);
 
             switch (_node.GetNetwork())
             {
@@ -453,6 +455,11 @@ public partial class CoreConfigSingboxService
                         transport.type = nameof(ETransport.http);
                         transport.host = _node.RequestHost.IsNullOrEmpty() ? null : Utils.String2List(_node.RequestHost);
                         transport.path = _node.Path.NullIfEmpty();
+                        if (!useragentValue.IsNullOrEmpty())
+                        {
+                            transport.headers ??= new();
+                            transport.headers.UserAgent = useragentValue;
+                        }
                     }
                     break;
 
@@ -494,12 +501,22 @@ public partial class CoreConfigSingboxService
                             Host = _node.RequestHost
                         };
                     }
+                    if (!useragentValue.IsNullOrEmpty())
+                    {
+                        transport.headers ??= new();
+                        transport.headers.UserAgent = useragentValue;
+                    }
                     break;
 
                 case nameof(ETransport.httpupgrade):
                     transport.type = nameof(ETransport.httpupgrade);
                     transport.path = _node.Path.NullIfEmpty();
                     transport.host = _node.RequestHost.NullIfEmpty();
+                    if (!useragentValue.IsNullOrEmpty())
+                    {
+                        transport.headers ??= new();
+                        transport.headers.UserAgent = useragentValue;
+                    }
 
                     break;