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Update PAC Http Server

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This commit is contained in:
ChsBuffer
2021-03-01 22:30:22 +08:00
parent a5147e147e
commit 046079639e
4 changed files with 78 additions and 109 deletions
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74
Netch/Utils/HttpProxyHandler/PACServerHandle.cs
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@@ -1,102 +1,74 @@
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using Netch.Controllers;
namespace Netch.Utils.HttpProxyHandler
{
/// <summary>
/// 提供PAC功能支持
/// </summary>
internal class PACServerHandle
internal static class PACServerHandle
{
private static readonly Hashtable httpWebServer = new();
private static readonly Hashtable pacList = new();
private static HttpWebServer? _httpWebServer;
private static string? _pacContent;
public static string InitPACServer(string address)
{
try
{
if (!pacList.ContainsKey(address))
pacList.Add(address, GetPacList(address));
_pacContent = GetPacList(address);
var prefixes = $"http://{address}:{Global.Settings.Pac_Port}/pac/";
var ws = new HttpWebServer(SendResponse, prefixes);
ws.Run();
if (!httpWebServer.ContainsKey(address))
httpWebServer.Add(address, ws);
_httpWebServer = new HttpWebServer(SendResponse, prefixes);
Task.Run(() => _httpWebServer.StartWaitingRequest());
var pacUrl = GetPacUrl();
Logging.Info($"Webserver InitServer OK: {pacUrl}");
return pacUrl;
}
catch (Exception ex)
catch
{
throw new Exception("Webserver InitServer Error:" + ex.Message);
Logging.Error("Webserver InitServer Failed");
throw;
}
}
public static string SendResponse(HttpListenerRequest request)
{
try
{
var arrAddress = request.UserHostAddress.Split(':');
var address = "127.0.0.1";
if (arrAddress.Length > 0)
address = arrAddress[0];
return pacList[address].ToString();
}
catch (Exception ex)
{
Logging.Error("Webserver SendResponse " + ex.Message);
return ex.Message;
}
return _pacContent!;
}
public static void Stop()
{
try
{
if (httpWebServer == null)
return;
foreach (var key in httpWebServer.Keys)
{
Logging.Info("Webserver Stop " + key);
((HttpWebServer) httpWebServer[key]).Stop();
}
httpWebServer.Clear();
_httpWebServer?.Stop();
}
catch (Exception ex)
catch
{
Logging.Error("Webserver Stop " + ex.Message);
// ignored
}
_httpWebServer = null;
}
private static string GetPacList(string address)
{
try
{
var lstProxy = new List<string>();
lstProxy.Add(string.Format("PROXY {0}:{1};", address, Global.Settings.HTTPLocalPort));
var proxy = $"PROXY {address}:{Global.Settings.HTTPLocalPort};";
var pacfile = Path.Combine(Global.NetchDir, "bin\\pac.txt");
var proxy = string.Join("", lstProxy.ToArray());
var strPacfile = Path.Combine(Global.NetchDir, "bin\\pac.txt");
var pac = File.ReadAllText(strPacfile, Encoding.UTF8).Replace("__PROXY__", proxy);
var pac = File.ReadAllText(pacfile, Encoding.UTF8).Replace("__PROXY__", proxy);
return pac;
}
catch
{
throw new MessageException("Pac file not found!");
}
return "No pac content";
}
/// <summary>
@@ -105,9 +77,7 @@ namespace Netch.Utils.HttpProxyHandler
/// <returns></returns>
public static string GetPacUrl()
{
var pacUrl = string.Format("http://127.0.0.1:{0}/pac/?t={1}", Global.Settings.Pac_Port, DateTime.Now.ToString("yyyyMMddHHmmssfff"));
return pacUrl;
return $"http://127.0.0.1:{Global.Settings.Pac_Port}/pac/?t={DateTime.Now:yyyyMMddHHmmssfff}";
}
}
}