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QUIC: defer setting the active flag for client stream events.

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Specifically, now it is kept unset until streams are initialized.
Notably, this unbreaks OCSP with client certificates after 35e27117b593.
Previously, the read event could be posted prematurely via ngx_quic_set_event()
e.g., as part of handling a STREAM frame.
This commit is contained in:
Sergey Kandaurov 2023-01-18 19:20:18 +04:00
parent d76600874c
commit b196429fbe
1 changed files with 21 additions and 18 deletions
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39
src/event/quic/ngx_event_quic_streams.c
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@ -46,8 +46,8 @@ ngx_connection_t *
ngx_quic_open_stream(ngx_connection_t *c, ngx_uint_t bidi)
{
uint64_t id;
ngx_connection_t *pc;
ngx_quic_stream_t *nqs;
ngx_connection_t *pc, *sc;
ngx_quic_stream_t *qs;
ngx_quic_connection_t *qc;
pc = c->quic ? c->quic->parent : c;
@ -101,12 +101,21 @@ ngx_quic_open_stream(ngx_connection_t *c, ngx_uint_t bidi)
qc->streams.server_streams_uni++;
}
nqs = ngx_quic_create_stream(pc, id);
if (nqs == NULL) {
qs = ngx_quic_create_stream(pc, id);
if (qs == NULL) {
return NULL;
}
return nqs->connection;
sc = qs->connection;
sc->write->active = 1;
sc->write->ready = 1;
if (bidi) {
sc->read->active = 1;
}
return sc;
}
@ -534,6 +543,13 @@ ngx_quic_init_stream_handler(ngx_event_t *ev)
ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic init stream");
if ((qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0) {
c->write->active = 1;
c->write->ready = 1;
}
c->read->active = 1;
ngx_queue_remove(&qs->queue);
c->listening->handler(c);
@ -704,19 +720,6 @@ ngx_quic_create_stream(ngx_connection_t *c, uint64_t id)
log->connection = sc->number;
if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0
|| (id & NGX_QUIC_STREAM_SERVER_INITIATED))
{
sc->write->active = 1;
sc->write->ready = 1;
}
if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0
|| (id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0)
{
sc->read->active = 1;
}
if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) {
if (id & NGX_QUIC_STREAM_SERVER_INITIATED) {
qs->send_max_data = qc->ctp.initial_max_stream_data_uni;