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shrpx: Add more spdylay callback 

The on_ctrl_not_send_callback, on_ctrl_recv_parse_error_callback and
on_unknown_ctrl_recv_callback were added. The latter 2 callbacks are
purely debugging purpose.  In on_ctrl_not_send_callback, If sending
SYN_REPLY failed, issue RST_STREAM to avoid a stream hanging around.
This commit is contained in:
Tatsuhiro Tsujikawa 2012-09-15 17:19:58 +09:00
parent 58619a4f97
commit 7f481e42b0
1 changed files with 53 additions and 0 deletions
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53
src/shrpx_spdy_upstream.cc
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@ -274,6 +274,55 @@ void on_data_chunk_recv_callback(spdylay_session *session,
}
} // namespace
namespace {
void on_ctrl_not_send_callback(spdylay_session *session,
spdylay_frame_type type,
spdylay_frame *frame,
int error_code, void *user_data)
{
LOG(WARNING) << "Failed to send control frame type=" << type << ", "
<< "error_code=" << error_code << ":"
<< spdylay_strerror(error_code);
if(type == SPDYLAY_SYN_REPLY) {
// To avoid stream hanging around, issue RST_STREAM.
SpdyUpstream *upstream = reinterpret_cast<SpdyUpstream*>(user_data);
int32_t stream_id = frame->syn_reply.stream_id;
Downstream *downstream = upstream->find_downstream(stream_id);
if(downstream) {
upstream->rst_stream(downstream, SPDYLAY_INTERNAL_ERROR);
}
}
}
} // namespace
namespace {
void on_ctrl_recv_parse_error_callback(spdylay_session *session,
spdylay_frame_type type,
const uint8_t *head, size_t headlen,
const uint8_t *payload,
size_t payloadlen, int error_code,
void *user_data)
{
if(ENABLE_LOG) {
LOG(INFO) << "Failed to parse received control frame. type=" << type
<< ", error_code=" << error_code << ":"
<< spdylay_strerror(error_code);
}
}
} // namespace
namespace {
void on_unknown_ctrl_recv_callback(spdylay_session *session,
const uint8_t *head, size_t headlen,
const uint8_t *payload, size_t payloadlen,
void *user_data)
{
if(ENABLE_LOG) {
LOG(INFO) << "Received unknown control frame.";
}
}
} // namespace
SpdyUpstream::SpdyUpstream(uint16_t version, ClientHandler *handler)
: handler_(handler),
session_(0)
@ -289,6 +338,10 @@ SpdyUpstream::SpdyUpstream(uint16_t version, ClientHandler *handler)
callbacks.on_stream_close_callback = on_stream_close_callback;
callbacks.on_ctrl_recv_callback = on_ctrl_recv_callback;
callbacks.on_data_chunk_recv_callback = on_data_chunk_recv_callback;
callbacks.on_ctrl_not_send_callback = on_ctrl_not_send_callback;
callbacks.on_ctrl_recv_parse_error_callback =
on_ctrl_recv_parse_error_callback;
callbacks.on_unknown_ctrl_recv_callback = on_unknown_ctrl_recv_callback;
int rv;
rv = spdylay_session_server_new(&session_, version, &callbacks, this);