public void ReceivedFrame(SslStream sslStream, ReadOnlySpan <byte> frame)
{
TlsFrameHelper.TlsFrameInfo info = default;
bool isComplete = TlsFrameHelper.TryGetFrameInfo(frame, ref info);
ReceivedFrame(IdOf(sslStream), info.ToString(), isComplete ? 1 : 0);
}
public void SentFrame(SslStream sslStream, ReadOnlySpan <byte> frame)
{
if (IsEnabled())
{
TlsFrameHelper.TlsFrameInfo info = default;
bool isComplete = TlsFrameHelper.TryGetFrameInfo(frame, ref info);
SentFrame(IdOf(sslStream), info.ToString(), isComplete ? 1 : 0);
}
}
private static bool TryReadHello(ReadOnlySequence <byte> buffer, ILogger logger, out bool abort)
{
abort = false;
if (!buffer.IsSingleSegment)
{
throw new NotImplementedException("Multiple buffer segments");
}
var data = buffer.First.Span;
TlsFrameHelper.TlsFrameInfo info = default;
if (!TlsFrameHelper.TryGetFrameInfo(data, ref info))
{
return(false);
}
if (!info.SupportedVersions.HasFlag(System.Security.Authentication.SslProtocols.Tls12))
{
logger.LogInformation("Unsupported versions: {versions}", info.SupportedVersions);
abort = true;
}
else
{
logger.LogInformation("Protocol versions: {versions}", info.SupportedVersions);
}
if (!AllowHost(info.TargetName))
{
logger.LogInformation("Disallowed host: {host}", info.TargetName);
abort = true;
}
else
{
logger.LogInformation("SNI: {host}", info.TargetName);
}
return(true);
}
