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Stream ID handling in RESET_STREAM and STOP_SENDING frames.

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This commit is contained in:
Sergey Kandaurov 2020-06-05 20:59:27 +03:00
parent d423541360
commit d42fadcf29
1 changed files with 79 additions and 2 deletions
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81
src/event/ngx_event_quic.c
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@ -220,6 +220,10 @@ static ngx_int_t ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c,
ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f);
static ngx_int_t ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c,
ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f);
static ngx_int_t ngx_quic_handle_reset_stream_frame(ngx_connection_t *c,
ngx_quic_header_t *pkt, ngx_quic_reset_stream_frame_t *f);
static ngx_int_t ngx_quic_handle_stop_sending_frame(ngx_connection_t *c,
ngx_quic_header_t *pkt, ngx_quic_stop_sending_frame_t *f);
static void ngx_quic_queue_frame(ngx_quic_connection_t *qc,
ngx_quic_frame_t *frame);
@ -1946,10 +1950,30 @@ ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt)
break;
case NGX_QUIC_FT_RESET_STREAM:
if (ngx_quic_handle_reset_stream_frame(c, pkt,
&frame.u.reset_stream)
!= NGX_OK)
{
return NGX_ERROR;
}
break;
case NGX_QUIC_FT_STOP_SENDING:
if (ngx_quic_handle_stop_sending_frame(c, pkt,
&frame.u.stop_sending)
!= NGX_OK)
{
return NGX_ERROR;
}
break;
case NGX_QUIC_FT_NEW_CONNECTION_ID:
case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
case NGX_QUIC_FT_RESET_STREAM:
case NGX_QUIC_FT_STOP_SENDING:
case NGX_QUIC_FT_PATH_CHALLENGE:
case NGX_QUIC_FT_PATH_RESPONSE:
@ -2921,6 +2945,59 @@ ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c,
}
static ngx_int_t
ngx_quic_handle_reset_stream_frame(ngx_connection_t *c,
ngx_quic_header_t *pkt, ngx_quic_reset_stream_frame_t *f)
{
ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
"quic frame handler not implemented");
if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL)
&& (f->id & NGX_QUIC_STREAM_SERVER_INITIATED))
{
c->quic->error = NGX_QUIC_ERR_STREAM_STATE_ERROR;
return NGX_ERROR;
}
return NGX_OK;
}
static ngx_int_t
ngx_quic_handle_stop_sending_frame(ngx_connection_t *c,
ngx_quic_header_t *pkt, ngx_quic_stop_sending_frame_t *f)
{
ngx_quic_stream_t *sn;
ngx_quic_connection_t *qc;
ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
"quic frame handler not implemented");
qc = c->quic;
if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL)
&& (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0)
{
qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR;
return NGX_ERROR;
}
sn = ngx_quic_find_stream(&qc->streams.tree, f->id);
if (sn == NULL) {
ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
"quic stream id 0x%xi is new", f->id);
if (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) {
qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR;
return NGX_ERROR;
}
}
return NGX_OK;
}
static void
ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame)
{