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dnscryptProxy服务健康检查

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This commit is contained in:
陈国伟 2021-07-22 13:12:17 +08:00
parent 072c239c66
commit e6808ed9ed
1 changed files with 23 additions and 5 deletions
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28
FastGithub.Dns.DnscryptProxy/DnscryptProxyHostedService.cs
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@ -10,7 +10,7 @@ namespace FastGithub.Dns.DnscryptProxy
/// <summary>
/// DnscryptProxy后台服务
/// </summary>
sealed class DnscryptProxyHostedService : IHostedService
sealed class DnscryptProxyHostedService : BackgroundService
{
private const string dnscryptProxyFile = "dnscrypt-proxy";
private readonly ILogger<DnscryptProxyHostedService> logger;
@ -29,7 +29,7 @@ namespace FastGithub.Dns.DnscryptProxy
/// </summary>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public Task StartAsync(CancellationToken cancellationToken)
public override Task StartAsync(CancellationToken cancellationToken)
{
try
{
@ -48,7 +48,8 @@ namespace FastGithub.Dns.DnscryptProxy
{
this.logger.LogWarning($"{dnscryptProxyFile}启动失败：{ex.Message}");
}
return Task.CompletedTask;
return base.StartAsync(cancellationToken);
}
/// <summary>
@ -56,7 +57,7 @@ namespace FastGithub.Dns.DnscryptProxy
/// </summary>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public Task StopAsync(CancellationToken cancellationToken)
public override Task StopAsync(CancellationToken cancellationToken)
{
try
{
@ -76,9 +77,26 @@ namespace FastGithub.Dns.DnscryptProxy
{
this.logger.LogWarning($"{dnscryptProxyFile}停止失败：{ex.Message}");
}
return Task.CompletedTask;
return base.StopAsync(cancellationToken);
}
/// <summary>
/// 后台任务
/// </summary>
/// <param name="stoppingToken"></param>
/// <returns></returns>
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
while (stoppingToken.IsCancellationRequested == false)
{
await Task.Delay(TimeSpan.FromSeconds(10d), stoppingToken);
var processes = Process.GetProcessesByName(dnscryptProxyFile);
if (processes.Length == 0)
{
this.logger.LogError($"检测到{dnscryptProxyFile}已停止运行，{nameof(FastGithub)}将无法使用。你可以把配置文件的PureDns修改为其它可用的DNS以临时使用。");
}
}
}
/// <summary>
/// 启动DnscryptProxy进程