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Bootstrap DNS (#8160)

Browse source 
Also fix the handling of IPv6 domains
This commit is contained in:
DHR60 2025-10-21 17:28:48 +08:00 committed by GitHub
parent 91bca3a7ae
commit 07e173eab1
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GPG key ID: B5690EEEBB952194
17 changed files with 280 additions and 82 deletions
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104
v2rayN/ServiceLib/Common/Utils.cs
View file

@ -355,6 +355,110 @@ public class Utils
return userHostsMap;
}
/// <summary>
/// Parse a possibly non-standard URL into scheme, domain, port, and path.
/// If parsing fails, the entire input is returned as domain, and others are empty or zero.
/// </summary>
/// <param name="url">Input URL or string</param>
/// <returns>(domain, scheme, port, path)</returns>
public static (string domain, string scheme, int port, string path) ParseUrl(string url)
{
if (string.IsNullOrWhiteSpace(url))
{
return ("", "", 0, "");
}
// 1. First, try to parse using the standard Uri class.
if (Uri.TryCreate(url, UriKind.Absolute, out var uri) && !string.IsNullOrEmpty(uri.Host))
{
var scheme = uri.Scheme;
var domain = uri.Host;
var port = uri.IsDefaultPort ? 0 : uri.Port;
var path = uri.PathAndQuery;
return (domain, scheme, port, path);
}
// 2. Try to handle more general cases with a regular expression, including non-standard schemes.
// This regex captures the scheme (optional), authority (host+port), and path (optional).
var match = Regex.Match(url, @"^(?:([a-zA-Z][a-zA-Z0-9+.-]*):/{2,})?([^/?#]+)([^?#]*)?.*$");
if (match.Success)
{
var scheme = match.Groups[1].Value;
var authority = match.Groups[2].Value;
var path = match.Groups[3].Value;
// Remove userinfo from the authority part.
var atIndex = authority.LastIndexOf('@');
if (atIndex > 0)
{
authority = authority.Substring(atIndex + 1);
}
var (domain, port) = ParseAuthority(authority);
// If the parsed domain is empty, it means the authority part is malformed, so trigger the fallback.
if (!string.IsNullOrEmpty(domain))
{
return (domain, scheme, port, path);
}
}
// 3. If all of the above fails, execute the final fallback strategy.
return (url, "", 0, "");
}
/// <summary>
/// Helper function to parse domain and port from the authority part, with correct handling for IPv6.
/// </summary>
private static (string domain, int port) ParseAuthority(string authority)
{
if (string.IsNullOrEmpty(authority))
{
return ("", 0);
}
var port = 0;
var domain = authority;
// Handle IPv6 addresses, e.g., "[2001:db8::1]:443"
if (authority.StartsWith("[") && authority.Contains("]"))
{
int closingBracketIndex = authority.LastIndexOf(']');
if (closingBracketIndex < authority.Length - 1 && authority[closingBracketIndex + 1] == ':')
{
// Port exists
var portStr = authority.Substring(closingBracketIndex + 2);
if (int.TryParse(portStr, out var portNum))
{
port = portNum;
}
domain = authority.Substring(0, closingBracketIndex + 1);
}
else
{
// No port
domain = authority;
}
}
else // Handle IPv4 or domain names
{
var lastColonIndex = authority.LastIndexOf(':');
// Ensure there are digits after the colon and that this colon is not part of an IPv6 address.
if (lastColonIndex > 0 && lastColonIndex < authority.Length - 1 && authority.Substring(lastColonIndex + 1).All(char.IsDigit))
{
var portStr = authority.Substring(lastColonIndex + 1);
if (int.TryParse(portStr, out var portNum))
{
port = portNum;
domain = authority.Substring(0, lastColonIndex);
}
}
}
return (domain, port);
}
#endregion 转换函数
#region 数据检查

7
v2rayN/ServiceLib/Handler/ConfigHandler.cs
View file

@ -112,10 +112,8 @@ public static class ConfigHandler
config.ConstItem ??= new ConstItem();
config.SimpleDNSItem ??= InitBuiltinSimpleDNS();
if (config.SimpleDNSItem.GlobalFakeIp is null)
{
config.SimpleDNSItem.GlobalFakeIp = true;
}
config.SimpleDNSItem.GlobalFakeIp ??= true;
config.SimpleDNSItem.BootstrapDNS ??= Global.DomainPureIPDNSAddress.FirstOrDefault();
config.SpeedTestItem ??= new();
if (config.SpeedTestItem.SpeedTestTimeout < 10)
@ -2273,6 +2271,7 @@ public static class ConfigHandler
BlockBindingQuery = true,
DirectDNS = Global.DomainDirectDNSAddress.FirstOrDefault(),
RemoteDNS = Global.DomainRemoteDNSAddress.FirstOrDefault(),
BootstrapDNS = Global.DomainPureIPDNSAddress.FirstOrDefault(),
};
}

1
v2rayN/ServiceLib/Models/ConfigItems.cs
View file

@ -263,6 +263,7 @@ public class SimpleDNSItem
public bool? BlockBindingQuery { get; set; }
public string? DirectDNS { get; set; }
public string? RemoteDNS { get; set; }
public string? BootstrapDNS { get; set; }
public string? RayStrategy4Freedom { get; set; }
public string? SingboxStrategy4Direct { get; set; }
public string? SingboxStrategy4Proxy { get; set; }

18
v2rayN/ServiceLib/Resx/ResUI.Designer.cs generated
View file

@ -2517,6 +2517,24 @@ namespace ServiceLib.Resx {
}
}
/// <summary>
/// 查找类似 Bootstrap DNS 的本地化字符串。
/// </summary>
public static string TbBootstrapDNS {
get {
return ResourceManager.GetString("TbBootstrapDNS", resourceCulture);
}
}
/// <summary>
/// 查找类似 Resolve DNS server domains, requires IP 的本地化字符串。
/// </summary>
public static string TbBootstrapDNSTips {
get {
return ResourceManager.GetString("TbBootstrapDNSTips", resourceCulture);
}
}
/// <summary>
/// 查找类似 Browse 的本地化字符串。
/// </summary>

6
v2rayN/ServiceLib/Resx/ResUI.fa-Ir.resx
View file

@ -1590,4 +1590,10 @@
<data name="TbRuleTypeTips" xml:space="preserve">
<value>You can set separate rules for Routing and DNS, or select "ALL" to apply to both</value>
</data>
<data name="TbBootstrapDNS" xml:space="preserve">
<value>Bootstrap DNS</value>
</data>
<data name="TbBootstrapDNSTips" xml:space="preserve">
<value>Resolve DNS server domains, requires IP</value>
</data>
</root>

6
v2rayN/ServiceLib/Resx/ResUI.hu.resx
View file

@ -1590,4 +1590,10 @@
<data name="TbRuleType" xml:space="preserve">
<value>Rule Type</value>
</data>
<data name="TbBootstrapDNS" xml:space="preserve">
<value>Bootstrap DNS</value>
</data>
<data name="TbBootstrapDNSTips" xml:space="preserve">
<value>Resolve DNS server domains, requires IP</value>
</data>
</root>

6
v2rayN/ServiceLib/Resx/ResUI.resx
View file

@ -1590,4 +1590,10 @@
<data name="TbRuleType" xml:space="preserve">
<value>Rule Type</value>
</data>
<data name="TbBootstrapDNS" xml:space="preserve">
<value>Bootstrap DNS</value>
</data>
<data name="TbBootstrapDNSTips" xml:space="preserve">
<value>Resolve DNS server domains, requires IP</value>
</data>
</root>

6
v2rayN/ServiceLib/Resx/ResUI.ru.resx
View file

@ -1590,4 +1590,10 @@
<data name="TbRuleType" xml:space="preserve">
<value>Rule Type</value>
</data>
<data name="TbBootstrapDNS" xml:space="preserve">
<value>Bootstrap DNS</value>
</data>
<data name="TbBootstrapDNSTips" xml:space="preserve">
<value>Resolve DNS server domains, requires IP</value>
</data>
</root>

6
v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx
View file

@ -1587,4 +1587,10 @@
<data name="TbRuleTypeTips" xml:space="preserve">
<value>可对 Routing 和 DNS 单独设定规则，ALL 则都生效</value>
</data>
<data name="TbBootstrapDNS" xml:space="preserve">
<value>Bootstrap DNS</value>
</data>
<data name="TbBootstrapDNSTips" xml:space="preserve">
<value>解析 DNS 服务器域名，需指定为 IP</value>
</data>
</root>

6
v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx
View file

@ -1587,4 +1587,10 @@
<data name="TbRuleTypeTips" xml:space="preserve">
<value>可对 Routing 和 DNS 单独设定规则，ALL 则都生效</value>
</data>
<data name="TbBootstrapDNS" xml:space="preserve">
<value>Bootstrap DNS</value>
</data>
<data name="TbBootstrapDNSTips" xml:space="preserve">
<value>Resolve DNS server domains, requires IP</value>
</data>
</root>

81
v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxDnsService.cs
View file

@ -138,12 +138,7 @@ public partial class CoreConfigSingboxService
private async Task<Server4Sbox> GenDnsDomains(SingboxConfig singboxConfig, SimpleDNSItem? simpleDNSItem)
{
var finalDnsAddress = "local";
if (_config.TunModeItem.EnableTun)
{
finalDnsAddress = "dhcp://auto";
}
var finalDns = ParseDnsAddress(finalDnsAddress);
var finalDns = ParseDnsAddress(simpleDNSItem.BootstrapDNS);
finalDns.tag = Global.SingboxLocalDNSTag;
singboxConfig.dns ??= new Dns4Sbox();
singboxConfig.dns.servers ??= new List<Server4Sbox>();
@ -459,15 +454,19 @@ public partial class CoreConfigSingboxService
return server;
}
if (addressFirst.StartsWith("dhcp://", StringComparison.OrdinalIgnoreCase))
var (domain, scheme, port, path) = Utils.ParseUrl(addressFirst);
if (scheme.Equals("dhcp", StringComparison.OrdinalIgnoreCase))
{
var interface_name = addressFirst.Substring(7);
server.type = "dhcp";
server.Interface = interface_name == "auto" ? null : interface_name;
if ((!domain.IsNullOrEmpty()) && domain != "auto")
{
server.server = domain;
}
return server;
}
if (!addressFirst.Contains("://"))
if (scheme.IsNullOrEmpty())
{
// udp dns
server.type = "udp";
@ -475,63 +474,19 @@ public partial class CoreConfigSingboxService
return server;
}
try
//server.type = scheme.ToLower();
// remove "+local" suffix
// TODO: "+local" suffix decide server.detour = "direct" ?
server.type = scheme.Replace("+local", "", StringComparison.OrdinalIgnoreCase).ToLower();
server.server = domain;
if (port != 0)
{
var protocolEndIndex = addressFirst.IndexOf("://", StringComparison.Ordinal);
server.type = addressFirst.Substring(0, protocolEndIndex).ToLower();
var uri = new Uri(addressFirst);
server.server = uri.Host;
if (!uri.IsDefaultPort)
{
server.server_port = uri.Port;
}
if ((server.type == "https" || server.type == "h3") && !string.IsNullOrEmpty(uri.AbsolutePath) && uri.AbsolutePath != "/")
{
server.path = uri.AbsolutePath;
}
server.server_port = port;
}
catch (UriFormatException)
if ((server.type == "https" || server.type == "h3") && !string.IsNullOrEmpty(path) && path != "/")
{
var protocolEndIndex = addressFirst.IndexOf("://", StringComparison.Ordinal);
if (protocolEndIndex > 0)
{
server.type = addressFirst.Substring(0, protocolEndIndex).ToLower();
var remaining = addressFirst.Substring(protocolEndIndex + 3);
var portIndex = remaining.IndexOf(':');
var pathIndex = remaining.IndexOf('/');
if (portIndex > 0)
{
server.server = remaining.Substring(0, portIndex);
var portPart = pathIndex > portIndex
? remaining.Substring(portIndex + 1, pathIndex - portIndex - 1)
: remaining.Substring(portIndex + 1);
if (int.TryParse(portPart, out var parsedPort))
{
server.server_port = parsedPort;
}
}
else if (pathIndex > 0)
{
server.server = remaining.Substring(0, pathIndex);
}
else
{
server.server = remaining;
}
if (pathIndex > 0 && (server.type == "https" || server.type == "h3"))
{
server.path = remaining.Substring(pathIndex);
}
}
server.path = path;
}
return server;
}
}

33
v2rayN/ServiceLib/Services/CoreConfig/V2ray/V2rayDnsService.cs
View file

@ -103,6 +103,35 @@ public partial class CoreConfigV2rayService
var expectedIPs = new List<string>();
var regionNames = new HashSet<string>();
var bootstrapDNSAddress = ParseDnsAddresses(simpleDNSItem?.BootstrapDNS, Global.DomainPureIPDNSAddress.FirstOrDefault());
var dnsServerDomains = new List<string>();
foreach (var dns in directDNSAddress)
{
var (domain, _, _, _) = Utils.ParseUrl(dns);
if (domain == "localhost")
{
continue;
}
if (Utils.IsDomain(domain))
{
dnsServerDomains.Add($"full:{domain}");
}
}
foreach (var dns in remoteDNSAddress)
{
var (domain, _, _, _) = Utils.ParseUrl(dns);
if (domain == "localhost")
{
continue;
}
if (Utils.IsDomain(domain))
{
dnsServerDomains.Add($"full:{domain}");
}
}
dnsServerDomains = dnsServerDomains.Distinct().ToList();
if (!string.IsNullOrEmpty(simpleDNSItem?.DirectExpectedIPs))
{
expectedIPs = simpleDNSItem.DirectExpectedIPs
@ -217,6 +246,10 @@ public partial class CoreConfigV2rayService
AddDnsServers(remoteDNSAddress, proxyGeositeList);
AddDnsServers(directDNSAddress, directGeositeList);
AddDnsServers(directDNSAddress, expectedDomainList, expectedIPs);
if (dnsServerDomains.Count > 0)
{
AddDnsServers(bootstrapDNSAddress, dnsServerDomains);
}
var useDirectDns = rules?.LastOrDefault() is { } lastRule
&& lastRule.OutboundTag == Global.DirectTag

3
v2rayN/ServiceLib/ViewModels/DNSSettingViewModel.cs
View file

@ -8,6 +8,7 @@ public class DNSSettingViewModel : MyReactiveObject
[Reactive] public bool? BlockBindingQuery { get; set; }
[Reactive] public string? DirectDNS { get; set; }
[Reactive] public string? RemoteDNS { get; set; }
[Reactive] public string? BootstrapDNS { get; set; }
[Reactive] public string? RayStrategy4Freedom { get; set; }
[Reactive] public string? SingboxStrategy4Direct { get; set; }
[Reactive] public string? SingboxStrategy4Proxy { get; set; }
@ -68,6 +69,7 @@ public class DNSSettingViewModel : MyReactiveObject
BlockBindingQuery = item.BlockBindingQuery;
DirectDNS = item.DirectDNS;
RemoteDNS = item.RemoteDNS;
BootstrapDNS = item.BootstrapDNS;
RayStrategy4Freedom = item.RayStrategy4Freedom;
SingboxStrategy4Direct = item.SingboxStrategy4Direct;
SingboxStrategy4Proxy = item.SingboxStrategy4Proxy;
@ -97,6 +99,7 @@ public class DNSSettingViewModel : MyReactiveObject
_config.SimpleDNSItem.BlockBindingQuery = BlockBindingQuery;
_config.SimpleDNSItem.DirectDNS = DirectDNS;
_config.SimpleDNSItem.RemoteDNS = RemoteDNS;
_config.SimpleDNSItem.BootstrapDNS = BootstrapDNS;
_config.SimpleDNSItem.RayStrategy4Freedom = RayStrategy4Freedom;
_config.SimpleDNSItem.SingboxStrategy4Direct = SingboxStrategy4Direct;
_config.SimpleDNSItem.SingboxStrategy4Proxy = SingboxStrategy4Proxy;

37
v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml
View file

@ -83,58 +83,79 @@
VerticalAlignment="Center"
Text="{x:Static resx:ResUI.TbRemoteDNSTips}"
TextWrapping="Wrap" />
<TextBlock
Grid.Row="3"
Grid.Column="0"
Margin="{StaticResource Margin4}"
VerticalAlignment="Center"
Text="{x:Static resx:ResUI.TbBootstrapDNS}" />
<ComboBox
x:Name="cmbBootstrapDNS"
Grid.Row="3"
Grid.Column="1"
Width="300"
Margin="{StaticResource Margin4}"
IsEditable="True" />
<TextBlock
Grid.Row="3"
Grid.Column="2"
Margin="{StaticResource Margin4}"
VerticalAlignment="Center"
Text="{x:Static resx:ResUI.TbBootstrapDNSTips}"
TextWrapping="Wrap" />
<TextBlock
Grid.Row="4"
Grid.Column="0"
Margin="{StaticResource Margin4}"
VerticalAlignment="Center"
Text="{x:Static resx:ResUI.TbXrayFreedomStrategy}" />
<ComboBox
x:Name="cmbRayFreedomDNSStrategy"
Grid.Row="3"
Grid.Row="4"
Grid.Column="1"
Width="200"
Margin="{StaticResource Margin4}"
PlaceholderText="Default" />
<TextBlock
Grid.Row="4"
Grid.Row="5"
Grid.Column="0"
Margin="{StaticResource Margin4}"
VerticalAlignment="Center"
Text="{x:Static resx:ResUI.TbSBDirectResolveStrategy}" />
<ComboBox
x:Name="cmbSBDirectDNSStrategy"
Grid.Row="4"
Grid.Row="5"
Grid.Column="1"
Width="200"
Margin="{StaticResource Margin4}"
PlaceholderText="Default" />
<TextBlock
Grid.Row="5"
Grid.Row="6"
Grid.Column="0"
Margin="{StaticResource Margin4}"
VerticalAlignment="Center"
Text="{x:Static resx:ResUI.TbSBRemoteResolveStrategy}" />
<ComboBox
x:Name="cmbSBRemoteDNSStrategy"
Grid.Row="5"
Grid.Row="6"
Grid.Column="1"
Width="200"
Margin="{StaticResource Margin4}"
PlaceholderText="Default" />
<TextBlock
Grid.Row="6"
Grid.Row="7"
Grid.Column="0"
Margin="{StaticResource Margin4}"
VerticalAlignment="Center"
Text="{x:Static resx:ResUI.TbAddCommonDNSHosts}" />
<ToggleSwitch
x:Name="togAddCommonHosts"
Grid.Row="6"
Grid.Row="7"
Grid.Column="1"
Margin="{StaticResource Margin4}"
HorizontalAlignment="Left" />

2
v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml.cs
View file

@ -20,6 +20,7 @@ public partial class DNSSettingWindow : WindowBase<DNSSettingViewModel>
cmbSBRemoteDNSStrategy.ItemsSource = Global.SingboxDomainStrategy4Out;
cmbDirectDNS.ItemsSource = Global.DomainDirectDNSAddress;
cmbRemoteDNS.ItemsSource = Global.DomainRemoteDNSAddress;
cmbBootstrapDNS.ItemsSource = Global.DomainPureIPDNSAddress;
cmbDirectExpectedIPs.ItemsSource = Global.ExpectedIPs;
cmbdomainStrategy4FreedomCompatible.ItemsSource = Global.DomainStrategy4Freedoms;
@ -35,6 +36,7 @@ public partial class DNSSettingWindow : WindowBase<DNSSettingViewModel>
this.Bind(ViewModel, vm => vm.BlockBindingQuery, v => v.togBlockBindingQuery.IsChecked).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.DirectDNS, v => v.cmbDirectDNS.Text).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.RemoteDNS, v => v.cmbRemoteDNS.Text).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.BootstrapDNS, v => v.cmbBootstrapDNS.Text).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.RayStrategy4Freedom, v => v.cmbRayFreedomDNSStrategy.SelectedItem).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.SingboxStrategy4Direct, v => v.cmbSBDirectDNSStrategy.SelectedItem).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.SingboxStrategy4Proxy, v => v.cmbSBRemoteDNSStrategy.SelectedItem).DisposeWith(disposables);

38
v2rayN/v2rayN/Views/DNSSettingWindow.xaml
View file

@ -115,10 +115,34 @@
Margin="{StaticResource Margin8}"
VerticalAlignment="Center"
Style="{StaticResource ToolbarTextBlock}"
Text="{x:Static resx:ResUI.TbBootstrapDNS}" />
<ComboBox
x:Name="cmbBootstrapDNS"
Grid.Row="3"
Grid.Column="1"
Width="300"
Margin="{StaticResource Margin8}"
IsEditable="True"
Style="{StaticResource DefComboBox}" />
<TextBlock
Grid.Row="3"
Grid.Column="2"
Margin="{StaticResource Margin8}"
VerticalAlignment="Center"
Style="{StaticResource ToolbarTextBlock}"
Text="{x:Static resx:ResUI.TbBootstrapDNSTips}"
TextWrapping="Wrap" />
<TextBlock
Grid.Row="4"
Grid.Column="0"
Margin="{StaticResource Margin8}"
VerticalAlignment="Center"
Style="{StaticResource ToolbarTextBlock}"
Text="{x:Static resx:ResUI.TbXrayFreedomStrategy}" />
<ComboBox
x:Name="cmbRayFreedomDNSStrategy"
Grid.Row="3"
Grid.Row="4"
Grid.Column="1"
Width="200"
Margin="{StaticResource Margin8}"
@ -126,7 +150,7 @@
Style="{StaticResource DefComboBox}" />
<TextBlock
Grid.Row="4"
Grid.Row="5"
Grid.Column="0"
Margin="{StaticResource Margin8}"
VerticalAlignment="Center"
@ -134,7 +158,7 @@
Text="{x:Static resx:ResUI.TbSBDirectResolveStrategy}" />
<ComboBox
x:Name="cmbSBDirectDNSStrategy"
Grid.Row="4"
Grid.Row="5"
Grid.Column="1"
Width="200"
Margin="{StaticResource Margin8}"
@ -142,7 +166,7 @@
Style="{StaticResource DefComboBox}" />
<TextBlock
Grid.Row="5"
Grid.Row="6"
Grid.Column="0"
Margin="{StaticResource Margin8}"
VerticalAlignment="Center"
@ -150,7 +174,7 @@
Text="{x:Static resx:ResUI.TbSBRemoteResolveStrategy}" />
<ComboBox
x:Name="cmbSBRemoteDNSStrategy"
Grid.Row="5"
Grid.Row="6"
Grid.Column="1"
Width="200"
Margin="{StaticResource Margin8}"
@ -158,7 +182,7 @@
Style="{StaticResource DefComboBox}" />
<TextBlock
Grid.Row="6"
Grid.Row="7"
Grid.Column="0"
Margin="{StaticResource Margin8}"
VerticalAlignment="Center"
@ -166,7 +190,7 @@
Text="{x:Static resx:ResUI.TbAddCommonDNSHosts}" />
<ToggleButton
x:Name="togAddCommonHosts"
Grid.Row="6"
Grid.Row="7"
Grid.Column="1"
Margin="{StaticResource Margin8}"
HorizontalAlignment="Left" />

2
v2rayN/v2rayN/Views/DNSSettingWindow.xaml.cs
View file

@ -18,6 +18,7 @@ public partial class DNSSettingWindow
cmbSBRemoteDNSStrategy.ItemsSource = Global.SingboxDomainStrategy4Out;
cmbDirectDNS.ItemsSource = Global.DomainDirectDNSAddress;
cmbRemoteDNS.ItemsSource = Global.DomainRemoteDNSAddress;
cmbBootstrapDNS.ItemsSource = Global.DomainPureIPDNSAddress;
cmbDirectExpectedIPs.ItemsSource = Global.ExpectedIPs;
cmbdomainStrategy4FreedomCompatible.ItemsSource = Global.DomainStrategy4Freedoms;
@ -33,6 +34,7 @@ public partial class DNSSettingWindow
this.Bind(ViewModel, vm => vm.BlockBindingQuery, v => v.togBlockBindingQuery.IsChecked).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.DirectDNS, v => v.cmbDirectDNS.Text).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.RemoteDNS, v => v.cmbRemoteDNS.Text).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.BootstrapDNS, v => v.cmbBootstrapDNS.Text).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.RayStrategy4Freedom, v => v.cmbRayFreedomDNSStrategy.Text).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.SingboxStrategy4Direct, v => v.cmbSBDirectDNSStrategy.Text).DisposeWith(disposables);
this.Bind(ViewModel, vm => vm.SingboxStrategy4Proxy, v => v.cmbSBRemoteDNSStrategy.Text).DisposeWith(disposables);