public async Task OnRequest(object sender, SessionEventArgs e)
{
#if DEBUG
#region 测试用
/*
* if (e.HttpClient.Request.RequestUri.AbsoluteUri.Contains("steampowered.com"))
* {
* var ip = Dns.GetHostAddresses("steampowered.com");
* e.HttpClient.UpStreamEndPoint = new IPEndPoint(IPAddress.Parse(ip[0].ToString()), 443);
* if (e.HttpClient.ConnectRequest?.ClientHelloInfo != null)
* {
* e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions.Remove("server_name");
* }
* }
*
* if (e.HttpClient.Request.RequestUri.AbsoluteUri.Contains("steamcommunity.com"))
* {
* var ip = Dns.GetHostAddresses("steamcommunity-a.akamaihd.net");
* e.HttpClient.UpStreamEndPoint = new IPEndPoint(IPAddress.Parse(ip[0].ToString()), 443);
* if (e.HttpClient.ConnectRequest?.ClientHelloInfo != null)
* {
* e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions.Remove("server_name");
* }
* }
*/
#endregion
Debug.WriteLine("OnRequest " + e.HttpClient.Request.RequestUri.AbsoluteUri);
Debug.WriteLine("OnRequest HTTP " + e.HttpClient.Request.HttpVersion);
//Logger.Info("OnRequest" + e.HttpClient.Request.RequestUri.AbsoluteUri);
#endif
foreach (var item in ProxyDomains)
{
if (!item.IsEnable)
{
continue;
}
foreach (var host in item.Domains)
{
if (e.HttpClient.Request.RequestUri.AbsoluteUri.Contains(host))
{
if (e.HttpClient.Request.RequestUri.Scheme.Equals("http", StringComparison.OrdinalIgnoreCase))
{
e.Redirect(e.HttpClient.Request.RequestUri.AbsoluteUri.Remove(0, 4).Insert(0, "https"));
return;
}
if (item.IsRedirect)
{
e.Redirect(e.HttpClient.Request.RequestUri.AbsoluteUri.Replace(e.HttpClient.Request.RequestUri.Host, item.ToDomain));
return;
}
IPAddress ip = null;
if (!string.IsNullOrEmpty(item.ProxyIPAddres))
{
ip = IPAddress.Parse(item.ProxyIPAddres);
}
else
{
var iPs = await Dns.GetHostAddressesAsync(item.ToDomain);
ip = iPs.FirstOrDefault();
//Logger.Info("Proxy IP: " + iP);
}
if (ip != null)
{
e.HttpClient.UpStreamEndPoint = new IPEndPoint(IPAddress.Parse(ip.ToString()), item.Port);
}
if (e.HttpClient.ConnectRequest?.ClientHelloInfo != null)
{
//Logger.Info("ClientHelloInfo Info: " + e.HttpClient.ConnectRequest.ClientHelloInfo);
if (!string.IsNullOrEmpty(item.ServerName))
{
var sni = e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions["server_name"];
e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions["server_name"] =
new Titanium.Web.Proxy.StreamExtended.Models.SslExtension(sni.Value, sni.Name, item.ServerName, sni.Position);
}
else
{
e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions.Remove("server_name");
}
}
return;
}
}
}
await Dns.GetHostAddressesAsync(e.HttpClient.Request.Host).ContinueWith(s =>
{
//部分运营商将奇怪的域名解析到127.0.0.1 再此排除这些不支持的代理域名
if (IPAddress.IsLoopback(s.Result.FirstOrDefault()) &&
ProxyDomains.Count(w => w.IsEnable && w.Hosts.Contains(e.HttpClient.Request.Host)) == 0)
{
e.Ok($"URL : {e.HttpClient.Request.RequestUri.AbsoluteUri} \r\n not support proxy");
return;
}
Logger.Info("Steam++ IsLoopback OnRequest: " + e.HttpClient.Request.RequestUri.AbsoluteUri);
});
//没有匹配到的结果直接返回不支持,避免出现Loopback死循环内存溢出
//e.Ok($"URL : {e.HttpClient.Request.RequestUri.AbsoluteUri} {Environment.NewLine}not support proxy");
return;
}
public async Task OnRequest(object sender, SessionEventArgs e)
{
#if DEBUG
#region 测试用
/*
* if (e.HttpClient.Request.RequestUri.AbsoluteUri.Contains("steampowered.com"))
* {
* var ip = Dns.GetHostAddresses("steampowered.com");
* e.HttpClient.UpStreamEndPoint = new IPEndPoint(IPAddress.Parse(ip[0].ToString()), 443);
* if (e.HttpClient.ConnectRequest?.ClientHelloInfo != null)
* {
* e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions.Remove("server_name");
* }
* }
*
* if (e.HttpClient.Request.RequestUri.AbsoluteUri.Contains("steamcommunity.com"))
* {
* var ip = Dns.GetHostAddresses("steamcommunity-a.akamaihd.net");
* e.HttpClient.UpStreamEndPoint = new IPEndPoint(IPAddress.Parse(ip[0].ToString()), 443);
* if (e.HttpClient.ConnectRequest?.ClientHelloInfo != null)
* {
* e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions.Remove("server_name");
* }
* }
*/
#endregion
Debug.WriteLine("OnRequest " + e.HttpClient.Request.RequestUri.AbsoluteUri);
Debug.WriteLine("OnRequest HTTP " + e.HttpClient.Request.HttpVersion);
Logger.Info("OnRequest" + e.HttpClient.Request.RequestUri.AbsoluteUri);
#endif
await Dns.GetHostAddressesAsync(e.HttpClient.Request.Host).ContinueWith(s =>
{
//部分运营商将奇怪的域名解析到127.0.0.1 再此排除这些不支持的代理域名
if (IPAddress.IsLoopback(s.Result.FirstOrDefault()) &&
ProxyDomains.Count(w => w.IsEnable && w.Hosts.Contains(e.HttpClient.Request.Host)) == 0)
{
e.Ok($"URL : {e.HttpClient.Request.RequestUri.AbsoluteUri} \r\n not support proxy");
return;
}
});
foreach (var item in ProxyDomains)
{
if (!item.IsEnable)
{
continue;
}
foreach (var host in item.Domains)
{
if (e.HttpClient.Request.RequestUri.AbsoluteUri.Contains(host))
{
IPAddress iP = null;
if (!string.IsNullOrEmpty(item.ProxyIPAddres))
{
iP = IPAddress.Parse(item.ProxyIPAddres);
}
else
{
var iPs = await Dns.GetHostAddressesAsync(item.ToDomain);
iP = iPs.FirstOrDefault();
}
if (iP != null)
{
e.HttpClient.UpStreamEndPoint = new IPEndPoint(IPAddress.Parse(iP.ToString()), item.Port);
}
if (e.HttpClient.ConnectRequest?.ClientHelloInfo != null)
{
if (!string.IsNullOrEmpty(item.ServerName))
{
var sni = e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions["server_name"];
e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions["server_name"] =
new Titanium.Web.Proxy.StreamExtended.Models.SslExtension(sni.Value, sni.Name, item.ServerName, sni.Position);
}
else
{
e.HttpClient.ConnectRequest.ClientHelloInfo.Extensions.Remove("server_name");
}
}
}
}
}
}
