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Release 2.24.0

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- [FEATURE] QUIC and HTTP/3 Internet Draft 31 support.  Drop ID-30
  and ID-31 support.
- [BUGFIX] Divide-by-zero in newly enabled conn stats code when no
  packets were sent.
- [BUGFIX] Memory leak in gQUIC client when server hello cannot be
  parsed.
- [BUGFIX] Server Initial packet size calculation.
- Log user-agent and CONN_CLOSE reason when peer reports error.
- Example programs: Specify ALPN for echo and md5 clients and servers
  (issue #184).
- Example programs: Don't add "QUIC_" prefix to lines in keylog file
  (issue #185).
- http_server: Fix fd leak in preadv mode; fix preadv() usage when
  reading from disk.
This commit is contained in:
Dmitri Tikhonov 2020-10-28 08:10:17 -04:00
parent 078f53798c
commit 4429f8ea1e
33 changed files with 249 additions and 117 deletions
Download patch file Download diff file Expand all files Collapse all files

40
bin/http_server.c
View file

@ -582,13 +582,39 @@ my_preadv (void *user_data, const struct iovec *iov, int iovcnt)
{
#if HAVE_PREADV
lsquic_stream_ctx_t *const st_h = user_data;
return preadv(st_h->file_fd, iov, iovcnt, st_h->written);
ssize_t nread = preadv(st_h->file_fd, iov, iovcnt, st_h->written);
LSQ_DEBUG("%s: wrote %zd bytes", __func__, (size_t) nread);
return nread;
#else
return -1;
#endif
}
static size_t
pwritev_fallback_read (void *lsqr_ctx, void *buf, size_t count)
{
lsquic_stream_ctx_t *const st_h = lsqr_ctx;
struct iovec iov;
size_t ntoread;
ntoread = st_h->file_size - st_h->written;
if (ntoread > count)
count = ntoread;
iov.iov_base = buf;
iov.iov_len = count;
return my_preadv(lsqr_ctx, &iov, 1);
}
static size_t
pwritev_fallback_size (void *lsqr_ctx)
{
lsquic_stream_ctx_t *const st_h = lsqr_ctx;
return st_h->file_size - st_h->written;
}
static void
http_server_on_write (lsquic_stream_t *stream, lsquic_stream_ctx_t *st_h)
{
@ -624,11 +650,17 @@ http_server_on_write (lsquic_stream_t *stream, lsquic_stream_ctx_t *st_h)
to_write = s_pwritev;
nw = lsquic_stream_pwritev(stream, my_preadv, st_h, to_write);
if (nw == 0)
goto use_reader;
{
struct lsquic_reader reader = {
.lsqr_read = pwritev_fallback_read,
.lsqr_size = pwritev_fallback_size,
.lsqr_ctx = st_h,
};
nw = lsquic_stream_writef(stream, &reader);
}
}
else
{
use_reader:
nw = lsquic_stream_writef(stream, &st_h->reader);
}
if (nw < 0)
@ -1006,6 +1038,8 @@ http_server_on_close (lsquic_stream_t *stream, lsquic_stream_ctx_t *st_h)
free(st_h->req_path);
if (st_h->reader.lsqr_ctx)
destroy_lsquic_reader_ctx(st_h->reader.lsqr_ctx);
if (s_pwritev)
close(st_h->file_fd);
if (st_h->req)
interop_server_hset_destroy(st_h->req);
free(st_h);