public SocketTuner(SocketsTransportSettings settings, ILog log)
{
this.log = log;
arpWarmupEnabled = settings.ArpCacheWarmupEnabled && RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
keepAliveEnabled = settings.TcpKeepAliveEnabled && RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
keepAliveValues = keepAliveEnabled ? GetKeepAliveValues(settings) : null;
}
private static GlobalCacheKey CreateKey(SocketsTransportSettings settings, TimeSpan?connectionTimeout)
=> new GlobalCacheKey(
settings.Proxy,
settings.AllowAutoRedirect,
connectionTimeout ?? Timeout.InfiniteTimeSpan,
settings.ConnectionIdleTimeout,
settings.ConnectionLifetime,
settings.MaxConnectionsPerEndpoint,
settings.CustomTuning);
private static GlobalCacheKey CreateKey(SocketsTransportSettings settings, TimeSpan?connectionTimeout)
=> new GlobalCacheKey(
settings.Proxy,
settings.AllowAutoRedirect,
connectionTimeout ?? Timeout.InfiniteTimeSpan,
settings.ConnectionIdleTimeout,
settings.ConnectionLifetime,
settings.MaxConnectionsPerEndpoint,
settings.ClientCertificates,
settings.RemoteCertificateValidationCallback);
/// <inheritdoc cref="SocketsHttpHandler" />
public SocketsTransport([NotNull] SocketsTransportSettings settings, [NotNull] ILog log)
{
this.settings = settings ?? throw new ArgumentNullException(nameof(settings));
this.log = log ?? throw new ArgumentNullException(nameof(log));
handlerProvider = new SocketsHandlerProvider(settings);
timeoutProvider = new TimeoutProvider(settings.RequestAbortTimeout, this.log);
errorHandler = new ErrorHandler(this.log);
socketTuner = new SocketTuner(settings, this.log);
bodyReader = new BodyReader(
settings.BufferFactory,
len => settings.UseResponseStreaming(len),
() => settings.MaxResponseBodySize,
this.log);
}
private static byte[] GetKeepAliveValues(SocketsTransportSettings settings)
{
var tcpKeepAliveTime = (int)settings.TcpKeepAliveTime.TotalMilliseconds;
var tcpKeepAliveInterval = (int)settings.TcpKeepAliveInterval.TotalMilliseconds;
return(new byte[]
{
1,
0,
0,
0,
(byte)(tcpKeepAliveTime & byte.MaxValue),
(byte)((tcpKeepAliveTime >> 8) & byte.MaxValue),
(byte)((tcpKeepAliveTime >> 16) & byte.MaxValue),
(byte)((tcpKeepAliveTime >> 24) & byte.MaxValue),
(byte)(tcpKeepAliveInterval & byte.MaxValue),
(byte)((tcpKeepAliveInterval >> 8) & byte.MaxValue),
(byte)((tcpKeepAliveInterval >> 16) & byte.MaxValue),
(byte)((tcpKeepAliveInterval >> 24) & byte.MaxValue)
});
}
/// <summary>
/// Initialiazes configuration transport with a <see cref="SocketsTransport"/> with given settings.
/// </summary>
public static void SetupSocketTransport(this IClusterClientConfiguration self, SocketsTransportSettings settings)
{
self.Transport = new SocketsTransport(settings, self.Log);
}
public SocketsHandlerProvider(SocketsTransportSettings settings)
{
localCache = new RecyclingBoundedCache <TimeSpan, SocketsHttpHandler>(LocalCacheCapacity);
localCacheFactory = timeout => globalCache.Obtain(CreateKey(settings, timeout), CreateHandler);
}