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Remove built-in UDP DNS to TCP query

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This commit is contained in:
Connection Refused
2020-02-19 18:29:44 +08:00
parent 6d66733644
commit 61838ac8bc
4 changed files with 1 additions and 105 deletions
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37
Netch/Controllers/DNSController.cs
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@@ -1,37 +0,0 @@
using System;
using System.Net;
namespace Netch.Controllers
{
public class DNSController
{
public static DNS.Server.DnsServer Server = new DNS.Server.DnsServer(new Resolver());
public bool Start()
{
try
{
_ = Server.Listen(new IPEndPoint(IPAddress.IPv6Any, 53));
}
catch (Exception e)
{
Utils.Logging.Info(e.ToString());
return false;
}
return true;
}
public void Stop()
{
try
{
Server.Dispose();
}
catch (Exception e)
{
Utils.Logging.Info(e.ToString());
}
}
}
}

8
Netch/Controllers/TUNTAPController.cs
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@@ -30,11 +30,6 @@ namespace Netch.Controllers
public Models.Server SavedServer = new Models.Server();
public Models.Mode SavedMode = new Models.Mode();
/// <summary>
/// 本地 DNS 服务控制器
/// </summary>
public DNSController pDNSController = new DNSController();
/// <summary>
/// 配置 TUNTAP 适配器
/// </summary>
@@ -291,8 +286,7 @@ namespace Netch.Controllers
}
else
{
pDNSController.Start();
dns = "127.0.0.1";
dns = "1.1.1.1,1.0.0.1";
}
if (server.Type == "Socks5")

2
Netch/Netch.csproj
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@@ -65,8 +65,6 @@
</ItemGroup>
<ItemGroup>
<PackageReference Include="DNS" Version="5.0.0" />
<PackageReference Include="DnsClient" Version="1.2.0" />
<PackageReference Include="ini-parser" Version="2.5.2" />
<PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
<PackageReference Include="System.Buffers" Version="4.5.0" />

59
Netch/Resolver.cs
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@@ -1,59 +0,0 @@
using DNS.Protocol;
using System;
using System.Linq;
using System.Threading.Tasks;
namespace Netch
{
public class Resolver : DNS.Client.RequestResolver.IRequestResolver
{
public Task<IResponse> Resolve(IRequest request)
{
IResponse response = Response.FromRequest(request);
foreach (var question in response.Questions)
{
if (question.Type == RecordType.A)
{
var client = new DnsClient.LookupClient(DnsClient.NameServer.GooglePublicDns);
client.UseTcpOnly = true;
client.UseCache = true;
try
{
var result = client.Query(question.Name.ToString(), DnsClient.QueryType.A);
foreach (var item in result.Answers.ARecords())
{
response.AnswerRecords.Add(new DNS.Protocol.ResourceRecords.IPAddressResourceRecord(question.Name, item.Address));
}
}
catch (Exception)
{
// 跳过
}
}
else if (question.Type == RecordType.AAAA)
{
var client = new DnsClient.LookupClient(DnsClient.NameServer.GooglePublicDns);
client.UseTcpOnly = true;
client.UseCache = true;
try
{
var result = client.Query(question.Name.ToString(), DnsClient.QueryType.AAAA);
foreach (var item in result.Answers.AaaaRecords())
{
response.AnswerRecords.Add(new DNS.Protocol.ResourceRecords.IPAddressResourceRecord(question.Name, item.Address));
}
}
catch (Exception)
{
// 跳过
}
}
}
return Task.FromResult(response);
}
}
}