Add configurable TUN IPv4/IPv6 addresses

https://github.com/2dust/v2rayN/issues/9810

v2rayN/ServiceLib/Global.cs

@@ -2,8 +2,6 @@ namespace ServiceLib;
 
 public class Global
 {
-    #region const
-
     public const string AppName = "v2rayN";
     public const string GithubUrl = "https://github.com";
     public const string GithubApiUrl = "https://api.github.com/repos";
@@ -106,9 +104,7 @@ public class Global
     public const string SingboxFakeDNSTag = "fake_dns";
 
     public const int Hysteria2DefaultHopInt = 30;
-
     public const string PolicyGroupExcludeKeywords = @"剩余|过期|到期|重置|[Rr]emaining|[Ee]xpir|[Rr]eset";
-
     public const string PolicyGroupDefaultAllFilter = $"^(?!.*(?:{PolicyGroupExcludeKeywords})).*$";
 
     public static readonly List<string> PolicyGroupDefaultFilterList =
@@ -749,5 +745,27 @@ public class Global
         MozillaRootProvider,
     ];
 
-    #endregion const
+    public static readonly IReadOnlyList<string> TunIpv4Address =
+    [
+        "172.18.0.1/30",
+        "172.31.0.1/30",
+        "172.20.0.1/30",
+        "172.16.0.1/30",
+        "192.168.100.1/30",
+        "10.10.14.1/30",
+        "10.1.0.1/30",
+        "10.0.0.1/30",
+    ];
+
+    public static readonly IReadOnlyList<string> TunIpv6Address =
+    [
+        "fc00::172:18:0:1/128",
+        "fc00::172:31:0:1/128",
+        "fc00::172:20:0:1/128",
+        "fc00::172:16:0:1/128",
+        "fc00::192:168:100:1/128",
+        "fc00::10:10:14:1/128",
+        "fc00::10:1:0:1/128",
+        "fc00::10:0:0:1/128",
+    ];
 }

v2rayN/ServiceLib/Models/Configs/ConfigItems.cs

@@ -149,6 +149,8 @@ public class TunModeItem
     public string IcmpRouting { get; set; }
     public bool EnableLegacyProtect { get; set; }
     public List<string>? RouteExcludeAddress { get; set; }
+    public string Ipv4Address { get; set; }
+    public string Ipv6Address { get; set; }
 }
 
 [Serializable]
@@ -255,6 +257,7 @@ public class Fragment4RayItem
 
     // For migration from old version, remove those properties in the future
     public string? Length { get; set; }
+
     public string? Interval { get; set; }
     // migration end
 }

v2rayN/ServiceLib/Resx/ResUI.Designer.cs

@@ -3348,6 +3348,24 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Ipv4 Address 的本地化字符串。
+        /// </summary>
+        public static string TbIpv4Address {
+            get {
+                return ResourceManager.GetString("TbIpv4Address", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Ipv6 Address 的本地化字符串。
+        /// </summary>
+        public static string TbIpv6Address {
+            get {
+                return ResourceManager.GetString("TbIpv6Address", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Most Stable 的本地化字符串。
         /// </summary>

v2rayN/ServiceLib/Resx/ResUI.resx

@@ -1842,4 +1842,10 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbEnableHappyEyeballsTip" xml:space="preserve">
     <value>Requires the UseIP Strategy. When enabled, it attempts IPv4 and IPv6 connections simultaneously and automatically selects the faster available path.</value>
   </data>
+  <data name="TbIpv6Address" xml:space="preserve">
+    <value>Ipv6 Address</value>
+  </data>
+  <data name="TbIpv4Address" xml:space="preserve">
+    <value>Ipv4 Address</value>
+  </data>
 </root>

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

@@ -1839,4 +1839,10 @@
   <data name="TbEnableHappyEyeballsTip" xml:space="preserve">
     <value>需配合 UseIP 策略使用。启用后将同时尝试 IPv4 和 IPv6 连接，并自动选择更快可用的路径。</value>
   </data>
+  <data name="TbIpv6Address" xml:space="preserve">
+    <value>Ipv6 地址</value>
+  </data>
+  <data name="TbIpv4Address" xml:space="preserve">
+    <value>Ipv4 地址</value>
+  </data>
 </root>

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

@@ -1839,4 +1839,10 @@
   <data name="TbEnableHappyEyeballsTip" xml:space="preserve">
     <value>需搭配 UseIP 策略，啟用後會同時嘗試 IPv4 與 IPv6 連線，並自動選擇速度較快的路徑</value>
   </data>
+  <data name="TbIpv6Address" xml:space="preserve">
+    <value>Ipv6 位址</value>
+  </data>
+  <data name="TbIpv4Address" xml:space="preserve">
+    <value>Ipv4 位址</value>
+  </data>
 </root>

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

@@ -67,9 +67,13 @@ public partial class CoreConfigSingboxService
                 tunInbound.auto_route = _config.TunModeItem.AutoRoute;
                 tunInbound.strict_route = _config.TunModeItem.StrictRoute;
                 tunInbound.stack = _config.TunModeItem.Stack;
-                if (_config.TunModeItem.EnableIPv6Address == false)
+
+                var address = _config.TunModeItem.Ipv4Address.NullIfEmpty() ?? Global.TunIpv4Address.First();
+                tunInbound.address = [address];
+                if (_config.TunModeItem.EnableIPv6Address == true)
                 {
-                    tunInbound.address = ["172.18.0.1/30"];
+                    var address6 = _config.TunModeItem.Ipv6Address.NullIfEmpty() ?? Global.TunIpv6Address.First();
+                    tunInbound.address.Add(address6);
                 }
                 tunInbound.route_exclude_address = _config.TunModeItem.RouteExcludeAddress;
 

v2rayN/ServiceLib/Services/CoreConfig/V2ray/V2rayInboundService.cs

@@ -63,11 +63,16 @@ public partial class CoreConfigV2rayService
                     new Inbounds4Ray();
                 tunInbound.settings.name = context.IsMacOS ? $"utun{new Random().Next(99)}" : "xray_tun";
                 tunInbound.settings.MTU = _config.TunModeItem.Mtu;
-                if (!_config.TunModeItem.EnableIPv6Address)
+
+                var address = _config.TunModeItem.Ipv4Address.NullIfEmpty() ?? Global.TunIpv4Address.First();
+                tunInbound.settings.gateway = [address];
+                if (_config.TunModeItem.EnableIPv6Address == true)
                 {
-                    tunInbound.settings.gateway = ["172.18.0.1/30"];
+                    var address6 = _config.TunModeItem.Ipv6Address.NullIfEmpty() ?? Global.TunIpv6Address.First();
-                    tunInbound.settings.autoSystemRoutingTable = ["0.0.0.0/0"];
+                    tunInbound.settings.gateway.Add(address6);
                 }
+                tunInbound.settings.dns = [address.Split('/').First()];
+                tunInbound.settings.autoSystemRoutingTable = ["0.0.0.0/0"];             
                 var bindInterface = _config.CoreBasicItem.BindInterface?.TrimEx();
                 if (!bindInterface.IsNullOrEmpty())
                 {

v2rayN/ServiceLib/ViewModels/OptionSettingViewModel.cs

@@ -95,6 +95,8 @@ public class OptionSettingViewModel : MyReactiveObject, ICloseable
     [Reactive] public string TunIcmpRouting { get; set; }
     [Reactive] public bool TunEnableLegacyProtect { get; set; }
     [Reactive] public string TunRouteExcludeAddress { get; set; }
+    [Reactive] public string TunIpv4Address { get; set; }
+    [Reactive] public string TunIpv6Address { get; set; }
 
     #endregion Tun mode
 
@@ -214,6 +216,8 @@ public class OptionSettingViewModel : MyReactiveObject, ICloseable
         TunIcmpRouting = _config.TunModeItem.IcmpRouting;
         TunEnableLegacyProtect = _config.TunModeItem.EnableLegacyProtect;
         TunRouteExcludeAddress = Utils.List2String(_config.TunModeItem.RouteExcludeAddress, true);
+        TunIpv4Address = _config.TunModeItem.Ipv4Address;
+        TunIpv6Address = _config.TunModeItem.Ipv6Address;
 
         #endregion Tun mode
 
@@ -378,6 +382,8 @@ public class OptionSettingViewModel : MyReactiveObject, ICloseable
         _config.TunModeItem.IcmpRouting = TunIcmpRouting;
         _config.TunModeItem.EnableLegacyProtect = TunEnableLegacyProtect;
         _config.TunModeItem.RouteExcludeAddress = Utils.String2List(TunRouteExcludeAddress);
+        _config.TunModeItem.Ipv4Address = TunIpv4Address;
+        _config.TunModeItem.Ipv6Address = TunIpv6Address;
 
         //coreType
         await SaveCoreType();

v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml

@@ -961,7 +961,7 @@
                         Margin="{StaticResource Margin4}"
                         ColumnDefinitions="Auto,Auto,Auto"
                         DockPanel.Dock="Top"
-                        RowDefinitions="Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto">
+                        RowDefinitions="Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto">
 
                         <TextBlock
                             Grid.Row="2"
@@ -1087,6 +1087,34 @@
                             VerticalAlignment="Center"
                             Text="{x:Static resx:ResUI.TbRouteExcludeAddressTip}"
                             TextWrapping="Wrap" />
+
+                        <TextBlock
+                            Grid.Row="10"
+                            Grid.Column="0"
+                            Margin="{StaticResource Margin4}"
+                            VerticalAlignment="Center"
+                            Text="{x:Static resx:ResUI.TbIpv4Address}" />
+                        <ComboBox
+                            x:Name="cmbIpv4Address"
+                            Grid.Row="10"
+                            Grid.Column="1"
+                            Width="200"
+                            Margin="{StaticResource Margin4}"
+                            HorizontalAlignment="Left" />
+
+                        <TextBlock
+                            Grid.Row="11"
+                            Grid.Column="0"
+                            Margin="{StaticResource Margin4}"
+                            VerticalAlignment="Center"
+                            Text="{x:Static resx:ResUI.TbIpv6Address}" />
+                        <ComboBox
+                            x:Name="cmbIpv6Address"
+                            Grid.Row="11"
+                            Grid.Column="1"
+                            Width="200"
+                            Margin="{StaticResource Margin4}"
+                            HorizontalAlignment="Left" />
                     </Grid>
                 </ScrollViewer>
             </TabItem>

v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml.cs

@@ -33,6 +33,8 @@ public partial class OptionSettingWindow : WindowBase<OptionSettingViewModel>
         cmbMtu.ItemsSource = Global.TunMtus;
         cmbStack.ItemsSource = Global.TunStacks;
         cmbIcmpRoutingPolicy.ItemsSource = Global.TunIcmpRoutingPolicies;
+        cmbIpv4Address.ItemsSource = Global.TunIpv4Address;
+        cmbIpv6Address.ItemsSource = Global.TunIpv6Address;
         cmbFragmentPackets.ItemsSource = Global.FragmentPacketsOptions;
 
         cmbCoreType1.ItemsSource = Global.CoreTypes;
@@ -129,6 +131,8 @@ public partial class OptionSettingWindow : WindowBase<OptionSettingViewModel>
             this.Bind(ViewModel, vm => vm.TunIcmpRouting, v => v.cmbIcmpRoutingPolicy.SelectedValue).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.TunEnableLegacyProtect, v => v.togEnableLegacyProtect.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.TunRouteExcludeAddress, v => v.txtRouteExcludeAddress.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.TunIpv4Address, v => v.cmbIpv4Address.SelectedValue).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.TunIpv6Address, v => v.cmbIpv6Address.SelectedValue).DisposeWith(disposables);
 
             this.Bind(ViewModel, vm => vm.CoreType1, v => v.cmbCoreType1.SelectedValue).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.CoreType2, v => v.cmbCoreType2.SelectedValue).DisposeWith(disposables);

v2rayN/v2rayN/Views/OptionSettingWindow.xaml

@@ -1198,6 +1198,8 @@
                             <RowDefinition Height="Auto" />
                             <RowDefinition Height="Auto" />
                             <RowDefinition Height="Auto" />
+                            <RowDefinition Height="Auto" />
+                            <RowDefinition Height="Auto" />
                         </Grid.RowDefinitions>
                         <Grid.ColumnDefinitions>
                             <ColumnDefinition Width="Auto" />
@@ -1346,6 +1348,39 @@
                             Style="{StaticResource ToolbarTextBlock}"
                             Text="{x:Static resx:ResUI.TbRouteExcludeAddressTip}"
                             TextWrapping="Wrap" />
+
+                        <TextBlock
+                            Grid.Row="10"
+                            Grid.Column="0"
+                            Margin="{StaticResource Margin8}"
+                            VerticalAlignment="Center"
+                            Style="{StaticResource ToolbarTextBlock}"
+                            Text="{x:Static resx:ResUI.TbIpv4Address}" />
+                        <ComboBox
+                            x:Name="cmbIpv4Address"
+                            Grid.Row="10"
+                            Grid.Column="1"
+                            Width="200"
+                            Margin="{StaticResource Margin8}"
+                            HorizontalAlignment="Left"
+                            Style="{StaticResource DefComboBox}" />
+
+
+                        <TextBlock
+                            Grid.Row="11"
+                            Grid.Column="0"
+                            Margin="{StaticResource Margin8}"
+                            VerticalAlignment="Center"
+                            Style="{StaticResource ToolbarTextBlock}"
+                            Text="{x:Static resx:ResUI.TbIpv6Address}" />
+                        <ComboBox
+                            x:Name="cmbIpv6Address"
+                            Grid.Row="11"
+                            Grid.Column="1"
+                            Width="200"
+                            Margin="{StaticResource Margin8}"
+                            HorizontalAlignment="Left"
+                            Style="{StaticResource DefComboBox}" />
                     </Grid>
                 </ScrollViewer>
             </TabItem>

v2rayN/v2rayN/Views/OptionSettingWindow.xaml.cs

@@ -29,6 +29,8 @@ public partial class OptionSettingWindow
         cmbMtu.ItemsSource = Global.TunMtus;
         cmbStack.ItemsSource = Global.TunStacks;
         cmbIcmpRoutingPolicy.ItemsSource = Global.TunIcmpRoutingPolicies;
+        cmbIpv4Address.ItemsSource = Global.TunIpv4Address;
+        cmbIpv6Address.ItemsSource = Global.TunIpv6Address;
         cmbFragmentPackets.ItemsSource = Global.FragmentPacketsOptions;
 
         cmbCoreType1.ItemsSource = Global.CoreTypes;
@@ -86,14 +88,6 @@ public partial class OptionSettingWindow
             this.Bind(ViewModel, vm => vm.FragmentDelays, v => v.txtFragmentDelays.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.FragmentMaxSplit, v => v.txtFragmentMaxSplit.Text).DisposeWith(disposables);
 
-            //this.Bind(ViewModel, vm => vm.Kcpmtu, v => v.txtKcpmtu.Text).DisposeWith(disposables);
-            //this.Bind(ViewModel, vm => vm.Kcptti, v => v.txtKcptti.Text).DisposeWith(disposables);
-            //this.Bind(ViewModel, vm => vm.KcpuplinkCapacity, v => v.txtKcpuplinkCapacity.Text).DisposeWith(disposables);
-            //this.Bind(ViewModel, vm => vm.KcpdownlinkCapacity, v => v.txtKcpdownlinkCapacity.Text).DisposeWith(disposables);
-            //this.Bind(ViewModel, vm => vm.KcpreadBufferSize, v => v.txtKcpreadBufferSize.Text).DisposeWith(disposables);
-            //this.Bind(ViewModel, vm => vm.KcpwriteBufferSize, v => v.txtKcpwriteBufferSize.Text).DisposeWith(disposables);
-            //this.Bind(ViewModel, vm => vm.Kcpcongestion, v => v.togKcpcongestion.IsChecked).DisposeWith(disposables);
-
             this.Bind(ViewModel, vm => vm.AutoRun, v => v.togAutoRun.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.EnableStatistics, v => v.togEnableStatistics.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.DisplayRealTimeSpeed, v => v.togDisplayRealTimeSpeed.IsChecked).DisposeWith(disposables);
@@ -132,6 +126,8 @@ public partial class OptionSettingWindow
             this.Bind(ViewModel, vm => vm.TunIcmpRouting, v => v.cmbIcmpRoutingPolicy.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.TunEnableLegacyProtect, v => v.togEnableLegacyProtect.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.TunRouteExcludeAddress, v => v.txtRouteExcludeAddress.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.TunIpv4Address, v => v.cmbIpv4Address.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.TunIpv6Address, v => v.cmbIpv6Address.Text).DisposeWith(disposables);
 
             this.Bind(ViewModel, vm => vm.CoreType1, v => v.cmbCoreType1.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.CoreType2, v => v.cmbCoreType2.Text).DisposeWith(disposables);