Merge pull request #248 from henning724/master

修复程序启动崩溃，增加tun/tap相关的log

Netch/Controllers/DNSController.cs

@@ -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());
-            }
-        }
-    }
-}

Netch/Controllers/TUNTAPController.cs

@@ -5,6 +5,8 @@ using System.Net;
 using System.Text;
 using System.Threading;
 
+using Netch.Utils;
+
 namespace Netch.Controllers
 {
     public class TUNTAPController
@@ -30,11 +32,6 @@ 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>
@@ -269,12 +266,16 @@ namespace Netch.Controllers
             {
                 return false;
             }
-            
+
+            Logging.Info("设置绕行规则");
             SetupBypass();
+            Logging.Info("设置绕行规则完毕");
 
             Instance = new Process();
             Instance.StartInfo.WorkingDirectory = string.Format("{0}\\bin", Directory.GetCurrentDirectory());
             Instance.StartInfo.FileName = string.Format("{0}\\bin\\tun2socks.exe", Directory.GetCurrentDirectory());
+            var adapterName = TUNTAP.GetName(Global.TUNTAP.ComponentID);
+            Logging.Info($"tun2sock使用适配器：{adapterName}");
 
             string dns;
             if (Global.Settings.TUNTAP.UseCustomDNS)
@@ -291,18 +292,17 @@ namespace Netch.Controllers
             }
             else
             {
-                pDNSController.Start();
-                dns = "127.0.0.1";
+                dns = "1.1.1.1,1.0.0.1";
             }
 
             if (server.Type == "Socks5")
             {
-                Instance.StartInfo.Arguments = string.Format("-proxyServer {0}:{1} -tunAddr {2} -tunMask {3} -tunGw {4} -tunDns {5} -tunName \"{6}\"", server.Hostname, server.Port, Global.Settings.TUNTAP.Address, Global.Settings.TUNTAP.Netmask, Global.Settings.TUNTAP.Gateway, dns, Global.TUNTAP.Adapter.Name);
+                Instance.StartInfo.Arguments = string.Format("-proxyServer {0}:{1} -tunAddr {2} -tunMask {3} -tunGw {4} -tunDns {5} -tunName \"{6}\"", server.Hostname, server.Port, Global.Settings.TUNTAP.Address, Global.Settings.TUNTAP.Netmask, Global.Settings.TUNTAP.Gateway, dns, adapterName);
             }
             else
             {
-                Instance.StartInfo.Arguments = string.Format("-proxyServer 127.0.0.1:{0} -tunAddr {1} -tunMask {2} -tunGw {3} -tunDns {4} -tunName \"{5}\"", Global.Settings.Socks5LocalPort, Global.Settings.TUNTAP.Address, Global.Settings.TUNTAP.Netmask, Global.Settings.TUNTAP.Gateway, dns, Global.TUNTAP.Adapter.Name);
-            }
+                Instance.StartInfo.Arguments = string.Format("-proxyServer 127.0.0.1:{0} -tunAddr {1} -tunMask {2} -tunGw {3} -tunDns {4} -tunName \"{5}\"", Global.Settings.Socks5LocalPort, Global.Settings.TUNTAP.Address, Global.Settings.TUNTAP.Netmask, Global.Settings.TUNTAP.Gateway, dns, adapterName);
+            } 
 
             Instance.StartInfo.CreateNoWindow = true;
             Instance.StartInfo.RedirectStandardError = true;

Netch/Netch.cs

@@ -24,7 +24,17 @@ namespace Netch
                 // 清理上一次的日志文件，防止淤积占用磁盘空间
                 if (Directory.Exists("logging"))
                 {
-                    Directory.Delete("logging", true);
+                    DirectoryInfo directory = new DirectoryInfo("logging");
+
+                    foreach (FileInfo file in directory.GetFiles())
+                    {
+                        file.Delete();
+                    }
+
+                    foreach (DirectoryInfo dir in directory.GetDirectories())
+                    {
+                        dir.Delete(true);
+                    }
                 }
 
                 // 预创建目录

Netch/Netch.csproj

@@ -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" />

Netch/Resolver.cs

@@ -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);
-        }
-    }
-}

Netch/Utils/Configuration.cs

@@ -105,15 +105,17 @@ namespace Netch.Utils
                 return false;
             }
 
+            Logging.Info($"搜索适配器index：{Global.Adapter.Index}");
+            var AddressGot = false;
             foreach (var adapter in NetworkInterface.GetAllNetworkInterfaces())
             {
                 var adapterProperties = adapter.GetIPProperties();
                 var p = adapterProperties.GetIPv4Properties();
+                Logging.Info($"检测适配器：{adapter.Name} {adapter.Id} {adapter.Description}, index: {p.Index}");
 
                 // 通过索引查找对应适配器的 IPv4 地址
                 if (p.Index == Global.Adapter.Index)
                 {
-                    var AddressGot = false;
                     var AdapterIPs = "";
 
                     foreach (var ip in adapterProperties.UnicastAddresses)
@@ -142,6 +144,12 @@ namespace Netch.Utils
                 }
             }
 
+            if (!AddressGot)
+            {
+                Logging.Info("无法找到当前使用适配器");
+                return false;
+            }
+
             // 搜索 TUN/TAP 适配器的索引
             Global.TUNTAP.ComponentID = TUNTAP.GetComponentID();
             if (string.IsNullOrEmpty(Global.TUNTAP.ComponentID))
@@ -165,18 +173,21 @@ namespace Netch.Utils
                 // return false;
             }
 
-            var name = TUNTAP.GetName(Global.TUNTAP.ComponentID);
             foreach (var adapter in NetworkInterface.GetAllNetworkInterfaces())
             {
-                if (adapter.Name == name)
+                if (adapter.Id == Global.TUNTAP.ComponentID)
                 {
                     Global.TUNTAP.Adapter = adapter;
                     Global.TUNTAP.Index = adapter.GetIPProperties().GetIPv4Properties().Index;
 
-                    break;
+                    Logging.Info($"找到适配器：{adapter.Id}");
+
+                    return true;
                 }
             }
-            return true;
+
+            Logging.Info("无法找到出口");
+            return false;
         }
     }
 }