Mercurial > hg > nginx
annotate src/os/unix/ngx_dlopen.c @ 9027:f9d7930d0eed quic
HTTP/3: skip empty request body buffers (ticket #2374).
When client DATA frame header and its content come in different QUIC packets,
it may happen that only the header is processed by the first
ngx_http_v3_request_body_filter() call. In this case an empty request body
buffer is added to r->request_body->bufs, which is later reused in a
subsequent ngx_http_v3_request_body_filter() call without being removed from
the body chain. As a result, rb->request_body->bufs ends up with two copies of
the same buffer.
The fix is to avoid adding empty request body buffers to r->request_body->bufs.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Wed, 03 Aug 2022 16:59:51 +0400 |
parents | 7142b04337d6 |
children |
rev | line source |
---|---|
6380
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2 /* |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
3 * Copyright (C) Maxim Dounin |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
4 * Copyright (C) Nginx, Inc. |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
5 */ |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
6 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
7 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
8 #include <ngx_config.h> |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
9 #include <ngx_core.h> |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
10 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
11 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
12 #if (NGX_HAVE_DLOPEN) |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
13 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
14 char * |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
15 ngx_dlerror(void) |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
16 { |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
17 char *err; |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
18 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
19 err = (char *) dlerror(); |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
20 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
21 if (err == NULL) { |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
22 return ""; |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
23 } |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
24 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
25 return err; |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
26 } |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
27 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
28 #endif |