增加是否设置本机使用此dns的功能
This commit is contained in:
xljiulang
parent
dcfe80d5d6
commit
b486f551cf
@ -1,6 +1,6 @@
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<Project>
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<PropertyGroup>
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<Version>1.0.0-rc2</Version>
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<Version>1.0.0</Version>
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<Nullable>enable</Nullable>
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<Description>github定制版的dns服务，解析github最优的ip</Description>
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<Copyright>https://github.com/xljiulang/FastGithub</Copyright>
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@ -2,6 +2,8 @@
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using Microsoft.Extensions.Hosting;
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using Microsoft.Extensions.Logging;
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using Microsoft.Extensions.Options;
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using System;
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using System.Net;
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using System.Threading;
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using System.Threading.Tasks;
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@ -13,6 +15,7 @@ namespace FastGithub.Dns
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sealed class DnsHostedService : IHostedService
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{
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private readonly DnsServer dnsServer;
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private readonly IOptions<DnsOptions> options;
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private readonly ILogger<DnsHostedService> logger;
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/// <summary>
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@ -27,6 +30,7 @@ namespace FastGithub.Dns
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ILogger<DnsHostedService> logger)
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{
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this.dnsServer = new DnsServer(githubRequestResolver, options.Value.UpStream);
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this.options = options;
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this.logger = logger;
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}
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@ -39,6 +43,8 @@ namespace FastGithub.Dns
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{
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this.dnsServer.Listen();
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this.logger.LogInformation("dns服务启用成功");
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this.SetNameServers(IPAddress.Loopback, this.options.Value.UpStream);
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return Task.CompletedTask;
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}
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@ -51,7 +57,30 @@ namespace FastGithub.Dns
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{
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this.dnsServer.Dispose();
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this.logger.LogInformation("dns服务已终止");
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this.SetNameServers();
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return Task.CompletedTask;
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}
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/// <summary>
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/// 设备dns
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/// </summary>
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/// <param name="nameServers"></param>
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private void SetNameServers(params IPAddress[] nameServers)
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{
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var action = nameServers.Length == 0 ? "清除" : "设置";
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if (this.options.Value.SetToLocalMachine && OperatingSystem.IsWindows())
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{
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try
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{
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NameServiceUtil.SetNameServers(nameServers);
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this.logger.LogInformation($"{action}本机dns成功");
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}
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catch (Exception ex)
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{
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this.logger.LogWarning($"{action}本机dns失败：{ex.Message}");
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}
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}
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}
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}
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}
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@ -18,5 +18,10 @@ namespace FastGithub.Dns
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/// 获取或设置github相关域名的ip存活时长
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/// </summary>
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public TimeSpan GithubTTL { get; set; } = TimeSpan.FromMinutes(10d);
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/// <summary>
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/// 是否设置本机使用此dns
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/// </summary>
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public bool SetToLocalMachine { get; set; } = true;
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}
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}
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@ -4,6 +4,10 @@
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<TargetFramework>net5.0</TargetFramework>
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</PropertyGroup>
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<ItemGroup>
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<None Remove="DnsOptions.cs~RF5dfc81de.TMP" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\FastGithub.Scanner\FastGithub.Scanner.csproj" />
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</ItemGroup>
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84
FastGithub.Dns/NameServiceUtil.cs
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84
FastGithub.Dns/NameServiceUtil.cs
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using System;
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using System.Diagnostics;
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using System.Linq;
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using System.Net;
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using System.Net.NetworkInformation;
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using System.Runtime.InteropServices;
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using System.Runtime.Versioning;
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namespace FastGithub.Dns
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{
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/// <summary>
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/// 域名服务工具
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/// </summary>
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[SupportedOSPlatform("windows")]
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static class NameServiceUtil
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{
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/// <summary>
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/// www.baidu.com的ip
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/// </summary>
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private static readonly IPAddress www_baidu_com = IPAddress.Parse("183.232.231.172");
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[DllImport("iphlpapi")]
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private static extern int GetBestInterface(uint dwDestAddr, ref uint pdwBestIfIndex);
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/// <summary>
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/// 通过远程地址查找匹配的网络适接口
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/// </summary>
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/// <param name="remoteAddress"></param>
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/// <returns></returns>
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private static NetworkInterface? GetBestNetworkInterface(IPAddress remoteAddress)
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{
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var dwBestIfIndex = 0u;
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var dwDestAddr = BitConverter.ToUInt32(remoteAddress.GetAddressBytes());
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var errorCode = GetBestInterface(dwDestAddr, ref dwBestIfIndex);
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if (errorCode != 0)
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{
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throw new NetworkInformationException(errorCode);
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}
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return NetworkInterface
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.GetAllNetworkInterfaces()
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.Where(item => item.GetIPProperties().GetIPv4Properties().Index == dwBestIfIndex)
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.FirstOrDefault();
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}
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/// <summary>
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/// 设置域名服务
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/// </summary>
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/// <param name="nameServers"></param>
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/// <exception cref="NetworkInformationException"></exception>
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/// <exception cref="NotSupportedException"></exception>
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public static void SetNameServers(params IPAddress[] nameServers)
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{
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var networkIF = GetBestNetworkInterface(www_baidu_com);
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if (networkIF == null)
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{
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throw new NotSupportedException("找不到网络适配器用来设置dns");
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}
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Netsh($@"interface ipv4 delete dns ""{networkIF.Name}"" all");
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foreach (var address in nameServers)
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{
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Netsh($@"interface ipv4 add dns ""{networkIF.Name}"" {address} validate=no");
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}
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}
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/// <summary>
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/// 执行Netsh
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/// </summary>
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/// <param name="arguments"></param>
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private static void Netsh(string arguments)
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{
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var netsh = new ProcessStartInfo
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{
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FileName = "netsh.exe",
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Arguments = arguments,
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CreateNoWindow = true,
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UseShellExecute = false,
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WindowStyle = ProcessWindowStyle.Hidden
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};
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Process.Start(netsh)?.WaitForExit();
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}
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}
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}
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@ -4,12 +4,17 @@
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<OutputType>Exe</OutputType>
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<TargetFrameworks>net5.0;net6.0</TargetFrameworks>
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<PackageLicenseExpression>MIT</PackageLicenseExpression>
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<ApplicationIcon>app.ico</ApplicationIcon>
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</PropertyGroup>
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<PropertyGroup Condition="'$(TargetFramework)' == 'net6.0'">
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<EnableCompressionInSingleFile>true</EnableCompressionInSingleFile>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)' == 'Release'">
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<ApplicationManifest>app.manifest</ApplicationManifest>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="PInvoke.AdvApi32" Version="0.7.104" />
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<PackageReference Include="Microsoft.Extensions.Hosting.WindowsServices" Version="5.0.1" />
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BIN
FastGithub/app.ico
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BIN
FastGithub/app.ico
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Binary file not shown.
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After Width: | Height: | Size: 193 KiB |
75
FastGithub/app.manifest
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75
FastGithub/app.manifest
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<?xml version="1.0" encoding="utf-8"?>
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<assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
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<assemblyIdentity version="1.0.0.0" name="MyApplication.app"/>
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<trustInfo xmlns="urn:schemas-microsoft-com:asm.v2">
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<security>
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<requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3">
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<!-- UAC 清单选项
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如果想要更改 Windows 用户帐户控制级别，请使用
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以下节点之一替换 requestedExecutionLevel 节点。n
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<requestedExecutionLevel level="asInvoker" uiAccess="false" />
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<requestedExecutionLevel level="requireAdministrator" uiAccess="false" />
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<requestedExecutionLevel level="highestAvailable" uiAccess="false" />
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指定 requestedExecutionLevel 元素将禁用文件和注册表虚拟化。
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如果你的应用程序需要此虚拟化来实现向后兼容性，则删除此
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元素。
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-->
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<requestedExecutionLevel level="requireAdministrator" uiAccess="false" />
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</requestedPrivileges>
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</security>
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</trustInfo>
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<compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
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<application>
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<!-- 设计此应用程序与其一起工作且已针对此应用程序进行测试的
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Windows 版本的列表。取消评论适当的元素，
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Windows 将自动选择最兼容的环境。 -->
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<!-- Windows Vista -->
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<!--<supportedOS Id="{e2011457-1546-43c5-a5fe-008deee3d3f0}" />-->
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<!-- Windows 7 -->
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<!--<supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}" />-->
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<!-- Windows 8 -->
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<!--<supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}" />-->
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<!-- Windows 8.1 -->
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<!--<supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}" />-->
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<!-- Windows 10 -->
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<!--<supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}" />-->
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</application>
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</compatibility>
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<!-- 指示该应用程序可以感知 DPI 且 Windows 在 DPI 较高时将不会对其进行
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自动缩放。Windows Presentation Foundation (WPF)应用程序自动感知 DPI，无需
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选择加入。选择加入此设置的 Windows 窗体应用程序(目标设定为 .NET Framework 4.6 )还应
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在其 app.config 中将 "EnableWindowsFormsHighDpiAutoResizing" 设置设置为 "true"。-->
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<!--
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<application xmlns="urn:schemas-microsoft-com:asm.v3">
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<windowsSettings>
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<dpiAware xmlns="http://schemas.microsoft.com/SMI/2005/WindowsSettings">true</dpiAware>
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</windowsSettings>
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</application>
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-->
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<!-- 启用 Windows 公共控件和对话框的主题(Windows XP 和更高版本) -->
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<!--
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<dependency>
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<dependentAssembly>
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<assemblyIdentity
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type="win32"
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name="Microsoft.Windows.Common-Controls"
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version="6.0.0.0"
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processorArchitecture="*"
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publicKeyToken="6595b64144ccf1df"
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language="*"
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/>
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</dependentAssembly>
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</dependency>
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-->
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</assembly>
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@ -1,7 +1,8 @@
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{
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"Dns": {
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"UpStream": "114.114.114.114", // 上游dns
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"GithubTTL": "00:10:00" // github相关域名解析结果的存活时长
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"GithubTTL": "00:10:00", // github相关域名解析结果的存活时长
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"SetToLocalMachine": true // 是否设置本机使用此dns(仅支持windows)
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},
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"Github": {
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"Lookup": { // ip查找
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