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src: Handle PUSH_PROMISE from client and request HEADERS from server 

They are just RST_STREAMed for now
This commit is contained in:
Tatsuhiro Tsujikawa 2014-01-09 23:47:21 +09:00
parent a85a11c1d9
commit 88d31ada75
3 changed files with 32 additions and 7 deletions
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11
src/HttpServer.cc
View File

@ -368,10 +368,12 @@ int Http2Handler::on_connect()
if(r != 0) {
return r;
}
nghttp2_settings_entry entry[3];
size_t niv = 1;
nghttp2_settings_entry entry[4];
size_t niv = 2;
entry[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
entry[0].value = 100;
entry[1].settings_id = NGHTTP2_SETTINGS_ENABLE_PUSH;
entry[1].value = 0;
if(sessions_->get_config()->no_flow_control) {
entry[niv].settings_id = NGHTTP2_SETTINGS_FLOW_CONTROL_OPTIONS;
entry[niv].value = 1;
@ -820,6 +822,11 @@ int hd_on_frame_recv_callback
hd->remove_settings_timer();
}
break;
case NGHTTP2_PUSH_PROMISE:
nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE,
frame->push_promise.promised_stream_id,
NGHTTP2_REFUSED_STREAM);
break;
default:
break;
}

12
src/shrpx_http2_session.cc
View File

@ -808,6 +808,12 @@ int on_frame_recv_callback
auto http2session = reinterpret_cast<Http2Session*>(user_data);
switch(frame->hd.type) {
case NGHTTP2_HEADERS: {
if(frame->headers.cat == NGHTTP2_HCAT_REQUEST) {
// server sends request HEADERS
http2session->submit_rst_stream(frame->hd.stream_id,
NGHTTP2_REFUSED_STREAM);
break;
}
if(frame->headers.cat != NGHTTP2_HCAT_RESPONSE) {
break;
}
@ -965,11 +971,11 @@ int on_frame_recv_callback
case NGHTTP2_PUSH_PROMISE:
if(LOG_ENABLED(INFO)) {
SSLOG(INFO, http2session)
<< "Received downstream PUSH_PROMISE stream_id="
<< frame->hd.stream_id;
<< "Received downstream PUSH_PROMISE stream_id=" << frame->hd.stream_id
<< ", promised_stream_id=" << frame->push_promise.promised_stream_id;
}
// We just respond with RST_STREAM.
http2session->submit_rst_stream(frame->hd.stream_id,
http2session->submit_rst_stream(frame->push_promise.promised_stream_id,
NGHTTP2_REFUSED_STREAM);
break;
default:

16
src/shrpx_http2_upstream.cc
View File

@ -221,6 +221,7 @@ namespace {
int on_frame_recv_callback
(nghttp2_session *session, const nghttp2_frame *frame, void *user_data)
{
int rv;
auto upstream = reinterpret_cast<Http2Upstream*>(user_data);
switch(frame->hd.type) {
case NGHTTP2_HEADERS: {
@ -318,7 +319,7 @@ int on_frame_recv_callback
downstream->check_upgrade_request();
auto dconn = upstream->get_client_handler()->get_downstream_connection();
int rv = dconn->attach_downstream(downstream);
rv = dconn->attach_downstream(downstream);
if(rv != 0) {
// If downstream connection fails, issue RST_STREAM.
upstream->rst_stream(downstream, NGHTTP2_INTERNAL_ERROR);
@ -342,6 +343,14 @@ int on_frame_recv_callback
}
upstream->stop_settings_timer();
break;
case NGHTTP2_PUSH_PROMISE:
rv = nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE,
frame->push_promise.promised_stream_id,
NGHTTP2_REFUSED_STREAM);
if(rv != 0) {
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
break;
default:
break;
}
@ -502,13 +511,16 @@ Http2Upstream::Http2Upstream(ClientHandler *handler)
flow_control_ = true;
// TODO Maybe call from outside?
nghttp2_settings_entry entry[2];
nghttp2_settings_entry entry[3];
entry[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
entry[0].value = get_config()->http2_max_concurrent_streams;
entry[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
entry[1].value = (1 << get_config()->http2_upstream_window_bits) - 1;
entry[2].settings_id = NGHTTP2_SETTINGS_ENABLE_PUSH;
entry[2].value = 0;
rv = nghttp2_submit_settings(session_, NGHTTP2_FLAG_NONE,
entry,
sizeof(entry)/sizeof(nghttp2_settings_entry));