public static void Log(bool wasCached, SPDYResult result, String ip)
{
try
{
System.IO.File.AppendAllText(logfile, MakeCSV(
DateTime.Now,
ip,
result.Hostname,
(wasCached) ? "=CACHED=" : "-",
result.ConnectivityHTTP,
result.ConnectivitySSL,
result.SpeaksSSL,
result.SSLCertificateValid,
result.HasNPNExtension,
result.SupportsSPDY,
result.RedirectsToSSL) + Environment.NewLine);
}
catch (Exception)
{
}
}
public static SPDYResult Test(string hostname, int port, int mSecTimeout, String clientIP)
{
SPDYResult result = new SPDYResult(hostname, port);
SimpleRequestor requestor = new SimpleRequestor(clientIP);
SimpleResponse resp = null;
//check #1, do they have SSL?
SSLInspector inspector = new SSLInspector(hostname, port);
inspector.Inspect(mSecTimeout);
result.ConnectivitySSL = inspector.ConnectivityWorks;
result.SpeaksSSL = inspector.SpeaksSSL;
result.Protocol = inspector.ProtocolUsed;
if(inspector.SpeaksSSL)
{
//gather info on the SSL cert errors
result.CertErrors.AddRange(inspector.CertificateErrors);
ServerHello serverHello = TlsHandshaker.ExchangeHellos(hostname, port, inspector.ProtocolUsed, mSecTimeout);
if (serverHello != null)
{
result.HasNPNExtension = serverHello.HasNPNExtension;
result.SPDYProtocols.AddRange(serverHello.NPNProtocols);
result.HasALPNExtension = serverHello.HasALPNExtension;
result.ALPNProtocols.AddRange(serverHello.ALPNProtocols);
}
//lets check the HTTP headers of the SSL website, to get the server header and test for HSTS support.
requestor.Timeout = 9000;
resp = requestor.Head("https://" + hostname + ":" + port + "/");
if (resp != null)
{
result.SSLServerHeader = resp.GetHeaderValue("Server");
result.HstsHeader = resp.GetHeaderValue("Strict-Transport-Security");
}
}
//check to see what a request to port 80 does
requestor.Timeout = 9000;
resp = requestor.Head("http://" + hostname + "/");
if (resp != null)
{
result.ConnectivityHTTP = true;
//if an SSL server exists
if (result.SpeaksSSL)
{
//does a request to 80 automatically redirect us?
if (resp.ResponseURL.Scheme == "https" && resp.ResponseURL.Host.ToLower().Contains(hostname))
{
result.RedirectsToSSL = true;
}
}
else
{
//no SSL, so grab the Server header if its there to determine if the server might be able to support SPDY
result.HTTPServerHeader = resp.GetHeaderValue("Server");
}
}
return result;
}
