@SuppressWarnings("deprecation")
private SpdySynReplyFrame createSynReplyFrame(HttpResponse httpResponse) throws Exception {
// Get the Stream-ID from the headers
final HttpHeaders httpHeaders = httpResponse.headers();
int streamID = httpHeaders.getInt(Names.STREAM_ID);
httpHeaders.remove(Names.STREAM_ID);
// The Connection, Keep-Alive, Proxy-Connection, and Transfer-Encoding
// headers are not valid and MUST not be sent.
httpHeaders.remove(HttpHeaders.Names.CONNECTION);
httpHeaders.remove(HttpHeaders.Names.KEEP_ALIVE);
httpHeaders.remove(HttpHeaders.Names.PROXY_CONNECTION);
httpHeaders.remove(HttpHeaders.Names.TRANSFER_ENCODING);
SpdySynReplyFrame spdySynReplyFrame = new DefaultSpdySynReplyFrame(streamID);
SpdyHeaders frameHeaders = spdySynReplyFrame.headers();
// Unfold the first line of the response into name/value pairs
frameHeaders.set(STATUS, httpResponse.status());
frameHeaders.set(VERSION, httpResponse.protocolVersion());
// Transfer the remaining HTTP headers
for (Map.Entry<String, String> entry : httpHeaders) {
spdySynReplyFrame.headers().add(entry.getKey(), entry.getValue());
}
currentStreamId = streamID;
spdySynReplyFrame.setLast(isLast(httpResponse));
return spdySynReplyFrame;
}
/**
* Sets the value of the {@code "Connection"} header depending on the protocol version of the
* specified message. This getMethod sets or removes the {@code "Connection"} header depending on
* what the default keep alive mode of the message's protocol version is, as specified by {@link
* HttpVersion#isKeepAliveDefault()}.
*
* <ul>
* <li>If the connection is kept alive by default:
* <ul>
* <li>set to {@code "close"} if {@code keepAlive} is {@code false}.
* <li>remove otherwise.
* </ul>
* <li>If the connection is closed by default:
* <ul>
* <li>set to {@code "keep-alive"} if {@code keepAlive} is {@code true}.
* <li>remove otherwise.
* </ul>
* </ul>
*/
public static void setKeepAlive(HttpMessage message, boolean keepAlive) {
HttpHeaders h = message.headers();
if (message.getProtocolVersion().isKeepAliveDefault()) {
if (keepAlive) {
h.remove(Names.CONNECTION);
} else {
h.set(Names.CONNECTION, Values.CLOSE);
}
} else {
if (keepAlive) {
h.set(Names.CONNECTION, Values.KEEP_ALIVE);
} else {
h.remove(Names.CONNECTION);
}
}
}
private void send(final ByteBuf buffer) throws Exception {
DefaultFullHttpResponse rsp = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, status, buffer);
if (!headers.contains(HttpHeaderNames.CONTENT_LENGTH)) {
headers
.remove(HttpHeaderNames.TRANSFER_ENCODING)
.set(HttpHeaderNames.CONTENT_LENGTH, buffer.readableBytes());
}
if (keepAlive) {
headers.set(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE);
}
// dump headers
rsp.headers().set(headers);
Attribute<Boolean> async = ctx.attr(NettyRequest.ASYNC);
boolean isAsync = async != null && async.get() == Boolean.TRUE;
if (isAsync) {
// we need flush, from async
keepAlive(ctx.writeAndFlush(rsp));
} else {
keepAlive(ctx.write(rsp));
}
committed = true;
}
@Override
public void send(final FileChannel channel) throws Exception {
long len = channel.size();
DefaultHttpResponse rsp = new DefaultHttpResponse(HttpVersion.HTTP_1_1, status);
if (!headers.contains(HttpHeaderNames.CONTENT_LENGTH)) {
headers.remove(HttpHeaderNames.TRANSFER_ENCODING);
headers.set(HttpHeaderNames.CONTENT_LENGTH, len);
}
if (keepAlive) {
headers.set(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE);
}
// dump headers
rsp.headers().set(headers);
ChannelHandlerContext ctx = this.ctx;
ctx.attr(NettyRequest.NEED_FLUSH).set(false);
ctx.channel()
.eventLoop()
.execute(
() -> {
// send headers
ctx.write(rsp);
ctx.write(new DefaultFileRegion(channel, 0, len));
keepAlive(ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT));
});
committed = true;
}
private void prepareHeaders() {
HttpHeaders headers = request.headers();
headers.remove(TRANSFER_ENCODING);
if (!headers.contains(HOST)) {
request.headers().set(HOST, conn.hostHeader());
}
if (chunked) {
HttpHeaders.setTransferEncodingChunked(request);
}
if (client.getOptions().isTryUseCompression()
&& request.headers().get(ACCEPT_ENCODING) == null) {
// if compression should be used but nothing is specified by the user support deflate and
// gzip.
request.headers().set(ACCEPT_ENCODING, DEFLATE_GZIP);
}
if (!client.getOptions().isKeepAlive()
&& client.getOptions().getProtocolVersion() == io.vertx.core.http.HttpVersion.HTTP_1_1) {
request.headers().set(CONNECTION, CLOSE);
} else if (client.getOptions().isKeepAlive()
&& client.getOptions().getProtocolVersion() == io.vertx.core.http.HttpVersion.HTTP_1_0) {
request.headers().set(CONNECTION, KEEP_ALIVE);
}
}
@Test
public void serverResponseHeaderInformational() throws Exception {
final FullHttpMessage request =
new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.PUT, "/info/test", true);
HttpHeaders httpHeaders = request.headers();
httpHeaders.set(HttpUtil.ExtensionHeaderNames.STREAM_ID.text(), 3);
httpHeaders.set(HttpHeaders.Names.EXPECT, HttpHeaders.Values.CONTINUE);
httpHeaders.set(HttpHeaders.Names.CONTENT_LENGTH, 0);
final Http2Headers http2Headers =
new DefaultHttp2Headers()
.method(as("PUT"))
.path(as("/info/test"))
.set(
as(HttpHeaders.Names.EXPECT.toString()),
as(HttpHeaders.Values.CONTINUE.toString()));
final FullHttpMessage response =
new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.CONTINUE);
final String text = "a big payload";
final ByteBuf payload = Unpooled.copiedBuffer(text.getBytes());
final FullHttpMessage request2 = request.copy(payload);
final FullHttpMessage response2 =
new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
try {
runInChannel(
clientChannel,
new Http2Runnable() {
@Override
public void run() {
frameWriter.writeHeaders(ctxClient(), 3, http2Headers, 0, false, newPromiseClient());
ctxClient().flush();
}
});
awaitRequests();
ArgumentCaptor<FullHttpMessage> requestCaptor =
ArgumentCaptor.forClass(FullHttpMessage.class);
verify(serverListener).messageReceived(requestCaptor.capture());
capturedRequests = requestCaptor.getAllValues();
assertEquals(request, capturedRequests.get(0));
cleanupCapturedRequests();
reset(serverListener);
httpHeaders = response.headers();
httpHeaders.set(HttpUtil.ExtensionHeaderNames.STREAM_ID.text(), 3);
httpHeaders.set(HttpHeaders.Names.CONTENT_LENGTH, 0);
final Http2Headers http2HeadersResponse = new DefaultHttp2Headers().status(as("100"));
runInChannel(
serverConnectedChannel,
new Http2Runnable() {
@Override
public void run() {
frameWriter.writeHeaders(
ctxServer(), 3, http2HeadersResponse, 0, false, newPromiseServer());
ctxServer().flush();
}
});
awaitResponses();
ArgumentCaptor<FullHttpMessage> responseCaptor =
ArgumentCaptor.forClass(FullHttpMessage.class);
verify(clientListener).messageReceived(responseCaptor.capture());
capturedResponses = responseCaptor.getAllValues();
assertEquals(response, capturedResponses.get(0));
cleanupCapturedResponses();
reset(clientListener);
setServerLatch(1);
httpHeaders = request2.headers();
httpHeaders.set(HttpHeaders.Names.CONTENT_LENGTH, text.length());
httpHeaders.remove(HttpHeaders.Names.EXPECT);
runInChannel(
clientChannel,
new Http2Runnable() {
@Override
public void run() {
frameWriter.writeData(ctxClient(), 3, payload.retain(), 0, true, newPromiseClient());
ctxClient().flush();
}
});
awaitRequests();
requestCaptor = ArgumentCaptor.forClass(FullHttpMessage.class);
verify(serverListener).messageReceived(requestCaptor.capture());
capturedRequests = requestCaptor.getAllValues();
assertEquals(request2, capturedRequests.get(0));
setClientLatch(1);
httpHeaders = response2.headers();
httpHeaders.set(HttpUtil.ExtensionHeaderNames.STREAM_ID.text(), 3);
httpHeaders.set(HttpHeaders.Names.CONTENT_LENGTH, 0);
final Http2Headers http2HeadersResponse2 = new DefaultHttp2Headers().status(as("200"));
runInChannel(
serverConnectedChannel,
new Http2Runnable() {
@Override
public void run() {
frameWriter.writeHeaders(
ctxServer(), 3, http2HeadersResponse2, 0, true, newPromiseServer());
ctxServer().flush();
}
});
awaitResponses();
responseCaptor = ArgumentCaptor.forClass(FullHttpMessage.class);
verify(clientListener).messageReceived(responseCaptor.capture());
capturedResponses = responseCaptor.getAllValues();
assertEquals(response2, capturedResponses.get(0));
} finally {
request.release();
request2.release();
response.release();
response2.release();
}
}
@Override
public void header(final String name, final Iterable<String> values) {
headers.remove(name).add(name, values);
}
@SuppressWarnings("deprecation")
private SpdySynStreamFrame createSynStreamFrame(HttpMessage httpMessage) throws Exception {
// Get the Stream-ID, Associated-To-Stream-ID, Priority, URL, and scheme from the headers
final HttpHeaders httpHeaders = httpMessage.headers();
int streamID = httpHeaders.getInt(Names.STREAM_ID);
int associatedToStreamId = httpHeaders.getInt(Names.ASSOCIATED_TO_STREAM_ID, 0);
byte priority = (byte) httpHeaders.getInt(Names.PRIORITY, 0);
String URL = httpHeaders.get(Names.URL);
String scheme = httpHeaders.get(Names.SCHEME);
httpHeaders.remove(Names.STREAM_ID);
httpHeaders.remove(Names.ASSOCIATED_TO_STREAM_ID);
httpHeaders.remove(Names.PRIORITY);
httpHeaders.remove(Names.URL);
httpHeaders.remove(Names.SCHEME);
// The Connection, Keep-Alive, Proxy-Connection, and Transfer-Encoding
// headers are not valid and MUST not be sent.
httpHeaders.remove(HttpHeaders.Names.CONNECTION);
httpHeaders.remove(HttpHeaders.Names.KEEP_ALIVE);
httpHeaders.remove(HttpHeaders.Names.PROXY_CONNECTION);
httpHeaders.remove(HttpHeaders.Names.TRANSFER_ENCODING);
SpdySynStreamFrame spdySynStreamFrame =
new DefaultSpdySynStreamFrame(streamID, associatedToStreamId, priority);
// Unfold the first line of the message into name/value pairs
SpdyHeaders frameHeaders = spdySynStreamFrame.headers();
if (httpMessage instanceof FullHttpRequest) {
HttpRequest httpRequest = (HttpRequest) httpMessage;
frameHeaders.set(METHOD, httpRequest.method());
frameHeaders.set(PATH, httpRequest.uri());
frameHeaders.set(VERSION, httpMessage.protocolVersion());
}
if (httpMessage instanceof HttpResponse) {
HttpResponse httpResponse = (HttpResponse) httpMessage;
frameHeaders.set(STATUS, httpResponse.status());
frameHeaders.set(PATH, URL);
frameHeaders.set(VERSION, httpMessage.protocolVersion());
spdySynStreamFrame.setUnidirectional(true);
}
// Replace the HTTP host header with the SPDY host header
if (spdyVersion >= 3) {
CharSequence host = httpHeaders.getUnconverted(HttpHeaders.Names.HOST);
httpHeaders.remove(HttpHeaders.Names.HOST);
frameHeaders.set(HOST, host);
}
// Set the SPDY scheme header
if (scheme == null) {
scheme = "https";
}
frameHeaders.set(SCHEME, scheme);
// Transfer the remaining HTTP headers
for (Map.Entry<String, String> entry : httpHeaders) {
frameHeaders.add(entry.getKey(), entry.getValue());
}
currentStreamId = spdySynStreamFrame.streamId();
spdySynStreamFrame.setLast(isLast(httpMessage));
return spdySynStreamFrame;
}
