82 lines
2.4 KiB
C#
82 lines
2.4 KiB
C#
using Microsoft.Extensions.DependencyInjection;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net;
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namespace FastGithub.Scanner
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{
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/// <summary>
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/// GithubContext集合
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/// </summary>
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[Service(ServiceLifetime.Singleton)]
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sealed class GithubContextCollection : IGithubScanResults
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{
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private readonly object syncRoot = new();
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private readonly List<GithubContext> contextList = new();
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/// <summary>
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/// 添加GithubContext
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/// </summary>
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/// <param name="context"></param>
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/// <returns></returns>
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public bool Add(GithubContext context)
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{
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lock (this.syncRoot)
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{
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if (this.contextList.Contains(context))
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{
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return false;
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}
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this.contextList.Add(context);
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return true;
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}
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}
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/// <summary>
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/// 转换为数组
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/// </summary>
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/// <returns></returns>
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public GithubContext[] ToArray()
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{
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lock (this.syncRoot)
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{
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return this.contextList.ToArray();
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}
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}
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/// <summary>
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/// 查询ip是否可用
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/// </summary>
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/// <param name="domain"></param>
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/// <param name="address"></param>
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/// <returns></returns>
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public bool IsAvailable(string domain, IPAddress address)
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{
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lock (this.syncRoot)
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{
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var target = new GithubContext(domain, address);
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var context = this.contextList.Find(item => item.Equals(target));
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return context != null && context.Available;
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}
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}
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/// <summary>
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/// 查找最优的ip
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/// </summary>
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/// <param name="domain"></param>
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/// <returns></returns>
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public IPAddress? FindBestAddress(string domain)
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{
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lock (this.syncRoot)
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{
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return this.contextList
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.Where(item => item.Domain == domain && item.History.AvailableRate > 0d)
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.OrderByDescending(item => item.History.AvailableRate)
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.ThenBy(item => item.History.AvgElapsed)
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.Select(item => item.Address)
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.FirstOrDefault();
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}
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}
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}
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}
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