=== Authorities.aspx ===
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Authorities.aspx.cs" Inherits="Authorities" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<style type="text/css">
body
{
font-family:Sans-Serif;
}
i
{
color:#333333;
font-size:small;
}
pre
{
font-family:Fira Code, Lucida Console, Courier New, monospace;
font-size:12pt;
padding:10px;
color:#FFFFFF;
background-color:#000000;
overflow:scroll;
}
</style>
<title>Authorities</title>
</head>
<body>
<h1>List of authorities</h1>
This is a list of tor authorities from the official source code (<a href="<%=SOURCE%>">here</a>)<br />
<br />
<form action="Authorities.aspx" method="post">
Cache age: <%=Minutes %> Minutes<br />
<input type="submit" value="Refresh" name="refresh" />
</form>
<pre><%=Server.HtmlEncode(string.Join("\n",AuthList))%></pre>
<i>
This page has been created because of repeated trouble with <a href="https://sourceforge.net/projects/advtor/">Advanced Onion Router</a>.
Replace the authorities list if you can no longer connect to the TOR network using that client.
<br />
<a href="Authorities.aspx?source=1">View Source of this</a><br />
<a href="Authorities.aspx?raw=1">Raw output</a><br />
Copyright © 2016 Kevin Gut
</i>
</body>
</html>
=== Authorities.aspx.cs ===
using System;
using System.Collections.Generic;
using System.Net;
using System.IO;
/// <summary>
/// Shows TOR Authorities
/// </summary>
public partial class Authorities : System.Web.UI.Page
{
/// <summary>
/// This is the source file for the authorities
/// </summary>
public const string SOURCE = "https://gitweb.torproject.org/tor.git/plain/src/app/config/auth_dirs.inc";
/// <summary>
/// This will contain all the authorities
/// </summary>
protected string[] AuthList = null;
protected int Minutes = 0;
/// <summary>
/// Chars to replace with "nothing" in source
/// </summary>
private readonly string[] Repl = new string[] {"\"","\r","\n" };
/// <summary>
/// Called when the site loads
/// </summary>
protected void Page_Load(object sender, EventArgs e)
{
//We allow source printing
if (Request["Source"] == "1")
{
Source();
}
else
{
//We implement some sort of basic cache here to not tank the source file server
if (Session["AUTHLIST"] == null || Session["CACHEAGE"]==null || !string.IsNullOrEmpty(Request.Form["refresh"]))
{
Session["AUTHLIST"] = AuthList = getAuth();
Minutes = 0;
Session["CACHEAGE"] = DateTime.Now;
}
else
{
AuthList = (string[])Session["AUTHLIST"];
Minutes = (int)Math.Round(DateTime.Now.Subtract((DateTime)Session["CACHEAGE"]).TotalMinutes);
}
if (AuthList == null)
{
AuthList = new string[] { "Error reading source file. Please try again later." };
}
if (Request["raw"] == "1")
{
Response.Clear();
Response.ContentType = "text/plain";
Response.Write(string.Join("\r\n", AuthList));
Response.End();
}
}
}
/// <summary>
/// Gets the authorities list from the source file
/// </summary>
/// <returns>List of authorities</returns>
private string[] getAuth()
{
string Lines = string.Empty;
using (WebClient wc = new WebClient())
{
try
{
//Download the source file
Lines = wc.DownloadString(SOURCE).Trim();
}
catch
{
return null;
}
}
while (Lines.Contains("/*"))
{
Lines = Lines.Substring(0, Lines.IndexOf("/*")) + Lines.Substring(Lines.IndexOf("*/", Lines.IndexOf("/*")) + 2);
}
//create parts
string[] Parts = Lines.Split(',');
for (int i = 0; i < Parts.Length; i++)
{
//remove unneeded chars
foreach(string s in Repl)
{
Parts[i] = Parts[i].Replace(s, "");
}
//remove unneeded whitespace
while (Parts[i].Contains(" "))
{
Parts[i] = Parts[i].Replace(" ", " ");
}
//remove more whitespace
Parts[i] = Parts[i].Trim();
}
return Parts;
}
/// <summary>
/// Displays the source code of the current file
/// </summary>
private void Source()
{
string Answer = string.Format("=== {0} ===\r\n{1}\r\n=== {2} ===\r\n{3}",
Path.GetFileName(Request.PhysicalPath),
File.ReadAllText(Request.PhysicalPath),
Path.GetFileName(Request.PhysicalPath + ".cs"),
File.ReadAllText(Request.PhysicalPath + ".cs"));
Response.Clear();
Response.ContentType="text/plain";
Response.Write(Answer);
Response.End();
}
}