65 lines
1.9 KiB
C#
65 lines
1.9 KiB
C#
using Microsoft.Extensions.Hosting;
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using Microsoft.Extensions.Logging;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Linq;
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using System.Runtime.Versioning;
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using System.Threading;
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using System.Threading.Tasks;
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namespace FastGithub.PacketIntercept
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{
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/// <summary>
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/// tcp拦截后台服务
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/// </summary>
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[SupportedOSPlatform("windows")]
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sealed class TcpInterceptHostedService : BackgroundService
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{
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private readonly IEnumerable<ITcpInterceptor> tcpInterceptors;
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private readonly ILogger<TcpInterceptHostedService> logger;
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private readonly IHost host;
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/// <summary>
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/// tcp拦截后台服务
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/// </summary>
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/// <param name="tcpInterceptors"></param>
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/// <param name="logger"></param>
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/// <param name="host"></param>
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public TcpInterceptHostedService(
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IEnumerable<ITcpInterceptor> tcpInterceptors,
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ILogger<TcpInterceptHostedService> logger,
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IHost host)
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{
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this.tcpInterceptors = tcpInterceptors;
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this.logger = logger;
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this.host = host;
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}
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/// <summary>
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/// https后台
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/// </summary>
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/// <param name="stoppingToken"></param>
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/// <returns></returns>
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protected override async Task ExecuteAsync(CancellationToken stoppingToken)
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{
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try
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{
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var tasks = this.tcpInterceptors.Select(item => item.InterceptAsync(stoppingToken));
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await Task.WhenAll(tasks);
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}
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catch (OperationCanceledException)
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{
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}
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catch (Win32Exception ex) when (ex.NativeErrorCode == 995)
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{
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}
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catch (Exception ex)
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{
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this.logger.LogError(ex, "tcp拦截器异常");
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await this.host.StopAsync(stoppingToken);
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}
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}
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}
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}
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