async Task ClientShutdown_ConnectionReuse(TestContext ctx, CancellationToken cancellationToken)
{
var me = "ClientShutdown_ConnectionReuse()";
LogDebug(ctx, 4, me);
if (EffectiveType == StreamInstrumentationType.ConnectionReuseWithShutdown)
{
await Client.Shutdown(ctx, cancellationToken);
LogDebug(ctx, 4, "{0} - client shutdown done", me);
}
Client.Close();
clientInstrumentation = null;
await serverTcs.Task.ConfigureAwait(false);
LogDebug(ctx, 4, "{0} - server ready", me);
try {
LogDebug(ctx, 4, "{0} - restarting client", me);
await((DotNetConnection)Client).Restart(ctx, cancellationToken).ConfigureAwait(false);
LogDebug(ctx, 4, "{0} - done restarting client", me);
} catch (Exception ex) {
LogDebug(ctx, 4, "{0} - restarting client failed: {1}", me, ex);
throw;
}
Client.Close();
clientTcs.TrySetResult(true);
}
internal override Stream CreateNetworkStream(TestContext ctx, Socket socket, bool ownsSocket)
{
instrumentation = new StreamInstrumentation(ctx, ME, socket, ownsSocket);
ConfigureNetworkStream(ctx, instrumentation);
return(instrumentation);
}
protected override Task PostRun(TestContext ctx, CancellationToken cancellationToken)
{
if (clientInstrumentation != null)
{
clientInstrumentation.Dispose();
clientInstrumentation = null;
}
if (serverInstrumentation != null)
{
serverInstrumentation.Dispose();
serverInstrumentation = null;
}
return(base.PostRun(ctx, cancellationToken));
}
async Task ServerShutdown_ConnectionReuse(TestContext ctx, CancellationToken cancellationToken)
{
var me = $"ServerShutdown_ConnectionReuse({EffectiveType})";
LogDebug(ctx, 4, me);
Task <int> serverRead;
if (EffectiveType == StreamInstrumentationType.ConnectionReuseWithShutdown)
{
var buffer = new byte[256];
serverRead = Server.Stream.ReadAsync(buffer, 0, buffer.Length);
}
else
{
serverRead = Task.FromResult(0);
}
await ctx.Assert(() => serverRead, Is.EqualTo(0), "read shutdown notify").ConfigureAwait(false);
Server.Close();
LogDebug(ctx, 4, "{0} - restarting: {1}", me, serverInstrumentation.Socket.LocalEndPoint);
serverInstrumentation = null;
serverTcs.TrySetResult(true);
try {
await((DotNetConnection)Server).Restart(ctx, cancellationToken).ConfigureAwait(false);
LogDebug(ctx, 4, "{0} - done restarting", me);
} catch (Exception ex) {
LogDebug(ctx, 4, "{0} - failed to restart: {1}", me, ex);
throw;
}
await clientTcs.Task;
Server.Close();
LogDebug(ctx, 4, "{0} done", me);
}
public Stream CreateServerStream(TestContext ctx, Connection connection, Socket socket)
{
if ((EffectiveFlags & InstrumentationFlags.NeedServerInstrumentation) == 0)
{
throw ctx.AssertFail("CreateServerStream()");
}
var name = string.Format("Server:{0}", EffectiveType);
var ownsSocket = !HasFlag(InstrumentationFlags.ReuseServerSocket);
var instrumentation = new StreamInstrumentation(ctx, name, socket, ownsSocket);
if (Interlocked.CompareExchange(ref serverInstrumentation, instrumentation, null) != null)
{
throw new InternalErrorException();
}
LogDebug(ctx, 4, "CreateServerStream()");
return(instrumentation);
}
public Stream CreateClientStream(TestContext ctx, Connection connection, Socket socket)
{
if ((EffectiveFlags & InstrumentationFlags.NeedClientInstrumentation) == 0)
{
throw ctx.AssertFail("CreateClientStream()");
}
var name = string.Format("Client:{0}", EffectiveType);
var ownsSocket = !HasFlag(InstrumentationFlags.ReuseClientSocket);
var instrumentation = new StreamInstrumentation(ctx, name, socket, ownsSocket);
var setup = DependencyInjector.Get <IConnectionFrameworkSetup> ();
switch (EffectiveType)
{
case StreamInstrumentationType.VerifyAsyncStreamCalls:
instrumentation.RequireAsync = true;
if (setup.UsingDotNet)
{
instrumentation.AllowBeginEndAsync = true;
instrumentation.AllowSyncFlush = true;
}
break;
}
if (Interlocked.CompareExchange(ref clientInstrumentation, instrumentation, null) != null)
{
throw new InternalErrorException();
}
LogDebug(ctx, 4, "CreateClientStream()");
if (!HasFlag(InstrumentationFlags.ClientStream))
{
return(instrumentation);
}
instrumentation.OnNextRead(ReadHandler);
return(instrumentation);
async Task <int> ReadHandler(byte[] buffer, int offset, int size,
StreamInstrumentation.AsyncReadFunc func,
CancellationToken cancellationToken)
{
ctx.Assert(Client.Stream, Is.Not.Null);
ctx.Assert(Client.SslStream, Is.Not.Null);
ctx.Assert(Client.SslStream.IsAuthenticated, Is.False);
switch (EffectiveType)
{
case StreamInstrumentationType.ClientHandshake:
LogDebug(ctx, 4, "CreateClientStream(): client handshake");
break;
case StreamInstrumentationType.ReadDuringClientAuth:
await ctx.AssertException <InvalidOperationException> (ReadClient).ConfigureAwait(false);
break;
case StreamInstrumentationType.ShortReadDuringClientAuth:
if (size <= 5)
{
instrumentation.OnNextRead(ReadHandler);
}
size = 1;
break;
case StreamInstrumentationType.VerifyAsyncStreamCalls:
break;
default:
throw ctx.AssertFail(EffectiveType);
}
return(await func(buffer, offset, size, cancellationToken));
}
Task <int> ReadClient()
{
const int bufferSize = 100;
return(Client.Stream.ReadAsync(new byte[bufferSize], 0, bufferSize));
}
}
protected abstract void ConfigureNetworkStream(TestContext ctx, StreamInstrumentation instrumentation);
protected override void Destroy()
{
instrumentation?.Dispose();
instrumentation = null;
}
