public void UpgradesPipelineInSameMethodInvocation()
{
var httpServerCodec = new HttpServerCodec();
var factory = new UpgradeFactory();
var testInStackFrame = new ChannelHandler();
var upgradeHandler = new HttpServerUpgradeHandler(httpServerCodec, factory);
var channel = new EmbeddedChannel(testInStackFrame, httpServerCodec, upgradeHandler);
const string UpgradeString = "GET / HTTP/1.1\r\n" +
"Host: example.com\r\n" +
"Connection: Upgrade, HTTP2-Settings\r\n" +
"Upgrade: nextprotocol\r\n" +
"HTTP2-Settings: AAMAAABkAAQAAP__\r\n\r\n";
IByteBuffer upgrade = Unpooled.CopiedBuffer(Encoding.ASCII.GetBytes(UpgradeString));
Assert.False(channel.WriteInbound(upgrade));
//Assert.Null(channel.Pipeline.Get<HttpServerCodec>());
//Assert.NotNull(channel.Pipeline.Get("marker"));
channel.Flush();
Assert.Null(channel.Pipeline.Get <HttpServerCodec>());
Assert.NotNull(channel.Pipeline.Get("marker"));
var upgradeMessage = channel.ReadOutbound <IByteBuffer>();
const string ExpectedHttpResponse = "HTTP/1.1 101 Switching Protocols\r\n" +
"connection: upgrade\r\n" +
"upgrade: nextprotocol\r\n\r\n";
Assert.Equal(ExpectedHttpResponse, upgradeMessage.ToString(Encoding.ASCII));
Assert.True(upgradeMessage.Release());
Assert.False(channel.FinishAndReleaseAll());
}
void ConfigureClearText(IChannel ch)
{
IChannelPipeline p = ch.Pipeline;
HttpServerCodec sourceCodec = new HttpServerCodec();
HttpServerUpgradeHandler upgradeHandler = new HttpServerUpgradeHandler(sourceCodec, UpgradeCodecFactory);
CleartextHttp2ServerUpgradeHandler cleartextHttp2ServerUpgradeHandler =
new CleartextHttp2ServerUpgradeHandler(sourceCodec, upgradeHandler,
new HelloWorldHttp2HandlerBuilder().Build());
p.AddLast(cleartextHttp2ServerUpgradeHandler);
p.AddLast(new HttpMessageHandler(this.maxHttpContentLength));
p.AddLast(new UserEventLogger());
}
/// <summary>
/// Creates the channel handler provide cleartext HTTP/2 upgrade from HTTP
/// upgrade or prior knowledge.
/// </summary>
/// <param name="httpServerCodec">the http server codec</param>
/// <param name="httpServerUpgradeHandler">the http server upgrade handler for HTTP/2</param>
/// <param name="http2ServerHandler">the http2 server handler, will be added into pipeline
/// when starting HTTP/2 by prior knowledge</param>
public CleartextHttp2ServerUpgradeHandler(HttpServerCodec httpServerCodec,
HttpServerUpgradeHandler httpServerUpgradeHandler, IChannelHandler http2ServerHandler)
{
if (httpServerCodec is null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.httpServerCodec);
}
if (httpServerUpgradeHandler is null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.httpServerUpgradeHandler);
}
if (http2ServerHandler is null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.http2ServerHandler);
}
_httpServerCodec = httpServerCodec;
_httpServerUpgradeHandler = httpServerUpgradeHandler;
_http2ServerHandler = http2ServerHandler;
}
