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quic: Add support for HTTP/3 CONNECT Fast Open

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This commit is contained in:
klzgrad 2019-01-17 05:47:20 -05:00
parent d1b6e53bb0
commit c8e823bc00
2 changed files with 31 additions and 0 deletions
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28
src/net/quic/quic_proxy_client_socket.cc
View File

@ -37,6 +37,10 @@ QuicProxyClientSocket::QuicProxyClientSocket(
auth_(auth_controller),
user_agent_(user_agent),
redirect_has_load_timing_info_(false),
// This is a hack to avoid messing up higer APIs.
// Should be false by default officially.
use_fastopen_(true),
read_headers_pending_(false),
net_log_(net_log),
weak_factory_(this) {
DCHECK(stream_->IsOpen());
@ -304,6 +308,20 @@ int QuicProxyClientSocket::DoLoop(int last_io_result) {
rv = DoReadReplyComplete(rv);
net_log_.EndEventWithNetErrorCode(
NetLogEventType::HTTP_TRANSACTION_TUNNEL_READ_HEADERS, rv);
if (use_fastopen_ && read_headers_pending_) {
read_headers_pending_ = false;
if (rv < 0) {
// read_callback_ cannot be called.
if (!read_callback_)
rv = ERR_IO_PENDING;
// read_callback_ will be called with this error and be reset.
// Further data after that will be ignored.
next_state_ = STATE_DISCONNECTED;
} else {
// Does not call read_callback_ from here if headers are OK.
rv = ERR_IO_PENDING;
}
}
break;
default:
NOTREACHED() << "bad state";
@ -377,6 +395,11 @@ int QuicProxyClientSocket::DoReadReply() {
&response_header_block_,
base::Bind(&QuicProxyClientSocket::OnReadResponseHeadersComplete,
weak_factory_.GetWeakPtr()));
if (use_fastopen_ && rv == ERR_IO_PENDING) {
read_headers_pending_ = true;
next_state_ = STATE_CONNECT_COMPLETE;
return OK;
}
if (rv == ERR_IO_PENDING)
return ERR_IO_PENDING;
if (rv < 0)
@ -426,6 +449,11 @@ int QuicProxyClientSocket::DoReadReplyComplete(int result) {
}
void QuicProxyClientSocket::OnReadResponseHeadersComplete(int result) {
if (use_fastopen_ && read_headers_pending_ &&
next_state_ == STATE_CONNECT_COMPLETE) {
next_state_ = STATE_READ_REPLY_COMPLETE;
}
// Convert the now-populated spdy::SpdyHeaderBlock to HttpResponseInfo
if (result > 0)
result = ProcessResponseHeaders(response_header_block_);

3
src/net/quic/quic_proxy_client_socket.h
View File

@ -146,6 +146,9 @@ class NET_EXPORT_PRIVATE QuicProxyClientSocket : public ProxyClientSocket {
// Session connect timing info.
LoadTimingInfo::ConnectTiming connect_timing_;
bool use_fastopen_;
bool read_headers_pending_;
const NetLogWithSource net_log_;
// The default weak pointer factory.