mirror of
https://github.com/netchx/netch.git
synced 2026-03-18 18:13:21 +08:00
408 lines
16 KiB
C#
408 lines
16 KiB
C#
using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Net;
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using System.Text;
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using System.Threading;
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using Netch.Forms;
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using Netch.Models;
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using Netch.Properties;
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using Netch.Utils;
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namespace Netch.Controllers
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{
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public class TUNTAPController : Controller
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{
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// ByPassLan IP
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private readonly List<string> BypassLanIPs = new List<string> {"10.0.0.0/8", "172.16.0.0/16", "192.168.0.0/16"};
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/// <summary>
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/// 本地 DNS 服务控制器
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/// </summary>
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public DNSController pDNSController = new DNSController();
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public Mode SavedMode = new Mode();
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/// <summary>
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/// 保存传入的规则
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/// </summary>
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public Server SavedServer = new Server();
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/// <summary>
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/// 服务器 IP 地址
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/// </summary>
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public IPAddress[] ServerAddresses = new IPAddress[0];
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public TUNTAPController()
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{
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MainName = "tun2socks";
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ready = BeforeStartProgress();
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}
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/// <summary>
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/// 配置 TUNTAP 适配器
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/// </summary>
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public bool Configure()
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{
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// 查询服务器 IP 地址
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var destination = Dns.GetHostAddressesAsync(SavedServer.Hostname);
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if (destination.Wait(1000))
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{
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if (destination.Result.Length == 0) return false;
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ServerAddresses = destination.Result;
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}
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// 搜索出口
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return Configuration.SearchOutbounds();
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}
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/// <summary>
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/// 设置绕行规则
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/// </summary>
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public bool SetupBypass()
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{
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MainForm.Instance.StatusText(i18N.Translate("SetupBypass"));
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Logging.Info("设置绕行规则 → 设置让服务器 IP 走直连");
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// 让服务器 IP 走直连
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foreach (var address in ServerAddresses)
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if (!IPAddress.IsLoopback(address))
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NativeMethods.CreateRoute(address.ToString(), 32, Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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// 处理模式的绕过中国
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if (SavedMode.BypassChina)
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{
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Logging.Info("设置绕行规则 → 处理模式的绕过中国");
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using (var sr = new StringReader(Encoding.UTF8.GetString(Resources.CNIP)))
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{
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string text;
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while ((text = sr.ReadLine()) != null)
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{
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var info = text.Split('/');
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NativeMethods.CreateRoute(info[0], int.Parse(info[1]), Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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}
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}
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}
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Logging.Info("设置绕行规则 → 处理全局绕过 IP");
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// 处理全局绕过 IP
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foreach (var ip in Global.Settings.BypassIPs)
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{
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var info = ip.Split('/');
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var address = IPAddress.Parse(info[0]);
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if (!IPAddress.IsLoopback(address)) NativeMethods.CreateRoute(address.ToString(), int.Parse(info[1]), Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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}
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Logging.Info("设置绕行规则 → 处理绕过局域网 IP");
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// 处理绕过局域网 IP
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foreach (var ip in BypassLanIPs)
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{
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var info = ip.Split('/');
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var address = IPAddress.Parse(info[0]);
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if (!IPAddress.IsLoopback(address)) NativeMethods.CreateRoute(address.ToString(), int.Parse(info[1]), Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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}
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if (SavedMode.Type == 2) // 处理仅规则内走直连
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{
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Logging.Info("设置绕行规则 → 处理仅规则内走直连");
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// 将 TUN/TAP 网卡权重放到最高
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var instance = new Process
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{
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StartInfo =
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{
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FileName = "netsh",
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Arguments = string.Format("interface ip set interface {0} metric=0", Global.TUNTAP.Index),
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WindowStyle = ProcessWindowStyle.Hidden,
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UseShellExecute = true,
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CreateNoWindow = true
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}
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};
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instance.Start();
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Logging.Info("设置绕行规则 → 创建默认路由");
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// 创建默认路由
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if (!NativeMethods.CreateRoute("0.0.0.0", 0, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index, 10))
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{
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State = State.Stopped;
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foreach (var address in ServerAddresses) NativeMethods.DeleteRoute(address.ToString(), 32, Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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return false;
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}
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Logging.Info("设置绕行规则 → 创建规则路由");
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// 创建规则路由
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foreach (var ip in SavedMode.Rule)
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{
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var info = ip.Split('/');
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if (info.Length == 2)
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if (int.TryParse(info[1], out var prefix))
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NativeMethods.CreateRoute(info[0], prefix, Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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}
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}
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else if (SavedMode.Type == 1) // 处理仅规则内走代理
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{
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Logging.Info("设置绕行规则->处理仅规则内走代理");
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foreach (var ip in SavedMode.Rule)
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{
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var info = ip.Split('/');
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if (info.Length == 2)
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if (int.TryParse(info[1], out var prefix))
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NativeMethods.CreateRoute(info[0], prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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}
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//处理 NAT 类型检测，由于协议的原因，无法仅通过域名确定需要代理的 IP，自己记录解析了返回的 IP，仅支持默认检测服务器
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if (Global.Settings.STUN_Server == "stun.stunprotocol.org")
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try
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{
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var nttAddress = Dns.GetHostAddresses(Global.Settings.STUN_Server)[0];
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if (int.TryParse("32", out var prefix)) NativeMethods.CreateRoute(nttAddress.ToString(), prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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var nttrAddress = Dns.GetHostAddresses("stunresponse.coldthunder11.com")[0];
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if (int.TryParse("32", out var prefixr)) NativeMethods.CreateRoute(nttrAddress.ToString(), prefixr, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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}
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catch
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{
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Logging.Info("NAT 类型测试域名解析失败，将不会被添加到代理列表");
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}
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//处理DNS代理
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if (Global.Settings.TUNTAP.ProxyDNS)
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{
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Logging.Info("设置绕行规则 → 处理自定义 DNS 代理");
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if (Global.Settings.TUNTAP.UseCustomDNS)
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{
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var dns = "";
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foreach (var value in Global.Settings.TUNTAP.DNS)
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{
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dns += value;
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dns += ',';
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}
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dns = dns.Trim();
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dns = dns.Substring(0, dns.Length - 1);
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if (int.TryParse("32", out var prefix)) NativeMethods.CreateRoute(dns, prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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}
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else
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{
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if (int.TryParse("32", out var prefix))
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{
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NativeMethods.CreateRoute("1.1.1.1", prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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NativeMethods.CreateRoute("8.8.8.8", prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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NativeMethods.CreateRoute("9.9.9.9", prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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NativeMethods.CreateRoute("185.222.222.222", prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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}
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}
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}
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}
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return true;
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}
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/// <summary>
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/// 清除绕行规则
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/// </summary>
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public bool ClearBypass()
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{
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if (SavedMode.Type == 2)
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{
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NativeMethods.DeleteRoute("0.0.0.0", 0, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index, 10);
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foreach (var ip in SavedMode.Rule)
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{
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var info = ip.Split('/');
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if (info.Length == 2)
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if (int.TryParse(info[1], out var prefix))
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NativeMethods.DeleteRoute(info[0], prefix, Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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}
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}
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else if (SavedMode.Type == 1)
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{
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foreach (var ip in SavedMode.Rule)
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{
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var info = ip.Split('/');
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if (info.Length == 2)
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if (int.TryParse(info[1], out var prefix))
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NativeMethods.DeleteRoute(info[0], prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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}
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if (Global.Settings.STUN_Server == "stun.stunprotocol.org")
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try
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{
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var nttAddress = Dns.GetHostAddresses(Global.Settings.STUN_Server)[0];
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if (int.TryParse("32", out var prefix)) NativeMethods.DeleteRoute(nttAddress.ToString(), prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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var nttrAddress = Dns.GetHostAddresses("stunresponse.coldthunder11.com")[0];
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if (int.TryParse("32", out var prefixr)) NativeMethods.DeleteRoute(nttrAddress.ToString(), prefixr, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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}
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catch
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{
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}
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if (Global.Settings.TUNTAP.ProxyDNS)
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{
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if (Global.Settings.TUNTAP.UseCustomDNS)
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{
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var dns = "";
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foreach (var value in Global.Settings.TUNTAP.DNS)
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{
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dns += value;
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dns += ',';
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}
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dns = dns.Trim();
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dns = dns.Substring(0, dns.Length - 1);
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if (int.TryParse("32", out var prefix)) NativeMethods.DeleteRoute(dns, prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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}
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else
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{
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if (int.TryParse("32", out var prefix)) NativeMethods.DeleteRoute("1.1.1.1", prefix, Global.Settings.TUNTAP.Gateway, Global.TUNTAP.Index);
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}
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}
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}
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foreach (var ip in Global.Settings.BypassIPs)
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{
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var info = ip.Split('/');
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var address = IPAddress.Parse(info[0]);
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if (!IPAddress.IsLoopback(address)) NativeMethods.DeleteRoute(address.ToString(), int.Parse(info[1]), Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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}
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foreach (var ip in BypassLanIPs)
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{
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var info = ip.Split('/');
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var address = IPAddress.Parse(info[0]);
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if (!IPAddress.IsLoopback(address)) NativeMethods.DeleteRoute(address.ToString(), int.Parse(info[1]), Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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}
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if (SavedMode.BypassChina)
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using (var sr = new StringReader(Encoding.UTF8.GetString(Resources.CNIP)))
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{
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string text;
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while ((text = sr.ReadLine()) != null)
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{
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var info = text.Split('/');
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NativeMethods.DeleteRoute(info[0], int.Parse(info[1]), Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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}
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}
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foreach (var address in ServerAddresses)
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if (!IPAddress.IsLoopback(address))
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NativeMethods.DeleteRoute(address.ToString(), 32, Global.Adapter.Gateway.ToString(), Global.Adapter.Index);
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return true;
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}
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/// <summary>
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/// 启动
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/// </summary>
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/// <param name="server">配置</param>
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/// <returns>是否成功</returns>
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public bool Start(Server server, Mode mode)
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{
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MainForm.Instance.StatusText(i18N.Translate("Starting Tap"));
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SavedMode = mode;
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SavedServer = server;
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if (!Configure()) return false;
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Logging.Info("设置绕行规则");
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SetupBypass();
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Logging.Info("设置绕行规则完毕");
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Instance = MainController.GetProcess("bin\\tun2socks.exe");
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var adapterName = TUNTAP.GetName(Global.TUNTAP.ComponentID);
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Logging.Info($"tun2sock使用适配器：{adapterName}");
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string dns;
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//V2ray使用Unbound本地DNS会导致查询异常缓慢故此V2ray不启动unbound而是使用自定义DNS
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//if (Global.Settings.TUNTAP.UseCustomDNS || server.Type.Equals("VMess"))
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if (Global.Settings.TUNTAP.UseCustomDNS)
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{
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dns = "";
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foreach (var value in Global.Settings.TUNTAP.DNS)
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{
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dns += value;
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dns += ',';
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}
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dns = dns.Trim();
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dns = dns.Substring(0, dns.Length - 1);
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}
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else
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{
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pDNSController.Start();
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dns = "127.0.0.1";
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}
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if (Global.Settings.TUNTAP.UseFakeDNS) dns += " -fakeDns";
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if (server.Type == "Socks5")
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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);
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else
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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);
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Instance.ErrorDataReceived += OnOutputDataReceived;
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Instance.OutputDataReceived += OnOutputDataReceived;
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Logging.Info(Instance.StartInfo.Arguments);
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State = State.Starting;
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Instance.Start();
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Instance.BeginErrorReadLine();
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Instance.BeginOutputReadLine();
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Instance.PriorityClass = ProcessPriorityClass.RealTime;
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for (var i = 0; i < 1000; i++)
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{
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Thread.Sleep(10);
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if (State == State.Started) return true;
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if (State == State.Stopped)
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{
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Stop();
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return false;
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}
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}
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return false;
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}
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/// <summary>
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/// TUN/TAP停止
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/// </summary>
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public new void Stop()
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{
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base.Stop();
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ClearBypass();
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pDNSController.Stop();
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}
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public void OnOutputDataReceived(object sender, DataReceivedEventArgs e)
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{
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if (!WriteLog(e)) return;
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if (State == State.Starting)
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{
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if (e.Data.Contains("Running"))
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State = State.Started;
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else if (e.Data.Contains("failed") || e.Data.Contains("invalid vconfig file")) State = State.Stopped;
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}
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}
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}
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} |