MINOR: mux-h2: check for too many streams only for idle streams

The HEADERS frame parser checks if we still have too many streams, but
this should only be done for idle streams, otherwise it would prevent
us from processing trailer frames.
This commit is contained in:
Willy Tarreau 2019-01-02 13:59:43 +01:00
parent b8c4dd3320
commit 415b1ee18b

View File

@ -1859,9 +1859,6 @@ static struct h2s *h2c_frt_handle_headers(struct h2c *h2c, struct h2s *h2s)
if (b_data(&h2c->dbuf) < h2c->dfl && !b_full(&h2c->dbuf))
return NULL; // incomplete frame
if (h2c->flags & H2_CF_DEM_TOOMANY)
return 0; // too many cs still present
/* now either the frame is complete or the buffer is complete */
if (h2s->st != H2_SS_IDLE) {
/* FIXME: stream already exists, this is only allowed for
@ -1877,6 +1874,8 @@ static struct h2s *h2c_frt_handle_headers(struct h2c *h2c, struct h2s *h2s)
sess_log(h2c->conn->owner);
goto conn_err;
}
else if (h2c->flags & H2_CF_DEM_TOOMANY)
goto out; // IDLE but too many cs still present
error = h2c_decode_headers(h2c, &rxbuf, &flags);