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优化结束逻辑

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This commit is contained in:
陈国伟 2021-07-21 13:13:44 +08:00
parent 32cfe8e56f
commit 2882615bad
1 changed files with 32 additions and 19 deletions
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51
FastGithub.Dns.DnscryptProxy/DnscryptProxyHostedService.cs
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@ -12,9 +12,8 @@ namespace FastGithub.Dns.DnscryptProxy
/// </summary> /// </summary>
sealed class DnscryptProxyHostedService : IHostedService sealed class DnscryptProxyHostedService : IHostedService
{ {
private const string dnscryptFile = "dnscrypt-proxy"; private const string dnscryptProxyFile = "dnscrypt-proxy";
private readonly ILogger<DnscryptProxyHostedService> logger; private readonly ILogger<DnscryptProxyHostedService> logger;
private Process? dnscryptProcess;
/// <summary> /// <summary>
/// DnscryptProxy后台服务 /// DnscryptProxy后台服务
@ -34,20 +33,20 @@ namespace FastGithub.Dns.DnscryptProxy
{ {
try try
{ {
if (OperatingSystem.IsWindows() && Process.GetCurrentProcess().SessionId == 0) if (OperatingSystem.IsWindows())
{ {
StartDnscrypt("-service install")?.WaitForExit(); StartDnscryptProxy("-service install", waitForExit: true);
StartDnscrypt("-service start")?.WaitForExit(); StartDnscryptProxy("-service start", waitForExit: true);
} }
else else
{ {
this.dnscryptProcess = StartDnscrypt(string.Empty); StartDnscryptProxy(string.Empty, waitForExit: false);
} }
this.logger.LogInformation($"{dnscryptFile}启动成功"); this.logger.LogInformation($"{dnscryptProxyFile}启动成功");
} }
catch (Exception ex) catch (Exception ex)
{ {
this.logger.LogWarning($"{dnscryptFile}启动失败：{ex.Message}"); this.logger.LogWarning($"{dnscryptProxyFile}启动失败：{ex.Message}");
} }
return Task.CompletedTask; return Task.CompletedTask;
} }
@ -59,34 +58,48 @@ namespace FastGithub.Dns.DnscryptProxy
/// <returns></returns> /// <returns></returns>
public Task StopAsync(CancellationToken cancellationToken) public Task StopAsync(CancellationToken cancellationToken)
{ {
if (this.dnscryptProcess != null) try
{ {
this.dnscryptProcess.Kill(); if (OperatingSystem.IsWindows())
this.logger.LogInformation($"{dnscryptFile}已停止"); {
StartDnscryptProxy("-service stop", waitForExit: true);
StartDnscryptProxy("-service uninstall", waitForExit: true);
}
foreach (var process in Process.GetProcessesByName(dnscryptProxyFile))
{
process.Kill();
}
this.logger.LogInformation($"{dnscryptProxyFile}已停止");
} }
else if (OperatingSystem.IsWindows()) catch (Exception ex)
{ {
StartDnscrypt("-service stop")?.WaitForExit(); this.logger.LogWarning($"{dnscryptProxyFile}停止失败：{ex.Message}");
StartDnscrypt("-service uninstall")?.WaitForExit();
this.logger.LogInformation($"{dnscryptFile}已停止");
} }
return Task.CompletedTask; return Task.CompletedTask;
} }
/// <summary> /// <summary>
/// 启动Dnscrypt /// 启动DnscryptProxy进程
/// </summary> /// </summary>
/// <param name="arguments"></param> /// <param name="arguments"></param>
private static Process? StartDnscrypt(string arguments) /// <param name="waitForExit"></param>
private static void StartDnscryptProxy(string arguments, bool waitForExit)
{ {
return Process.Start(new ProcessStartInfo var process = Process.Start(new ProcessStartInfo
{ {
FileName = OperatingSystem.IsWindows() ? $"{dnscryptFile}.exe" : dnscryptFile, FileName = OperatingSystem.IsWindows() ? $"{dnscryptProxyFile}.exe" : dnscryptProxyFile,
Arguments = arguments, Arguments = arguments,
UseShellExecute = true, UseShellExecute = true,
CreateNoWindow = true, CreateNoWindow = true,
WindowStyle = ProcessWindowStyle.Hidden WindowStyle = ProcessWindowStyle.Hidden
}); });
if (waitForExit && process != null)
{
process.WaitForExit();
}
} }
} }
} }