Mercurial > hg > nginx-quic
annotate auto/endianness @ 7142:b9d919b53593 stable-1.12
Stream: relaxed next upstream condition (ticket #1317).
When switching to a next upstream, some buffers could be stuck in the middle
of the filter chain. A condition existed that raised an error when this
happened. As it turned out, this condition prevented switching to a next
upstream if ssl preread was used with the TCP protocol (see the ticket).
In fact, the condition does not make sense for TCP, since after successful
connection to an upstream switching to another upstream never happens. As for
UDP, the issue with stuck buffers is unlikely to happen, but is still possible.
Specifically, if a filter delays sending data to upstream.
The condition can be relaxed to only check the "buffered" bitmask of the
upstream connection. The new condition is simpler and fixes the ticket issue
as well. Additionally, the upstream_out chain is now reset for UDP prior to
connecting to a new upstream to prevent repeating the client data twice.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Mon, 11 Sep 2017 15:32:31 +0300 |
parents | e3faa5fb7772 |
children |
rev | line source |
---|---|
444
42d11f017717
nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents:
370
diff
changeset
|
1 |
42d11f017717
nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents:
370
diff
changeset
|
2 # Copyright (C) Igor Sysoev |
4412 | 3 # Copyright (C) Nginx, Inc. |
444
42d11f017717
nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents:
370
diff
changeset
|
4 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
5 |
4681
bb37a9cc08fb
Fixed spelling of "endianness", and called it "byte ordering" in the
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
6 echo $ngx_n "checking for system byte ordering ...$ngx_c" |
6269
7ec809b579d7
Configure: style fixes for autoconf.err.
Piotr Sikora <piotrsikora@google.com>
parents:
5309
diff
changeset
|
7 |
7ec809b579d7
Configure: style fixes for autoconf.err.
Piotr Sikora <piotrsikora@google.com>
parents:
5309
diff
changeset
|
8 cat << END >> $NGX_AUTOCONF_ERR |
7ec809b579d7
Configure: style fixes for autoconf.err.
Piotr Sikora <piotrsikora@google.com>
parents:
5309
diff
changeset
|
9 |
7ec809b579d7
Configure: style fixes for autoconf.err.
Piotr Sikora <piotrsikora@google.com>
parents:
5309
diff
changeset
|
10 ---------------------------------------- |
7ec809b579d7
Configure: style fixes for autoconf.err.
Piotr Sikora <piotrsikora@google.com>
parents:
5309
diff
changeset
|
11 checking for system byte ordering |
7ec809b579d7
Configure: style fixes for autoconf.err.
Piotr Sikora <piotrsikora@google.com>
parents:
5309
diff
changeset
|
12 |
7ec809b579d7
Configure: style fixes for autoconf.err.
Piotr Sikora <piotrsikora@google.com>
parents:
5309
diff
changeset
|
13 END |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
14 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
15 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
16 cat << END > $NGX_AUTOTEST.c |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
17 |
6624
e3faa5fb7772
Configure: fix build with -Werror=old-style-definition.
Piotr Sikora <piotrsikora@google.com>
parents:
6269
diff
changeset
|
18 int main(void) { |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
19 int i = 0x11223344; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
20 char *p; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
21 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
22 p = (char *) &i; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
23 if (*p == 0x44) return 0; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
24 return 1; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
25 } |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
26 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
27 END |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
28 |
583 | 29 ngx_test="$CC $CC_TEST_FLAGS $CC_AUX_FLAGS \ |
577 | 30 -o $NGX_AUTOTEST $NGX_AUTOTEST.c $NGX_LD_OPT $ngx_feature_libs" |
31 | |
32 eval "$ngx_test >> $NGX_AUTOCONF_ERR 2>&1" | |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
33 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
34 if [ -x $NGX_AUTOTEST ]; then |
703 | 35 if $NGX_AUTOTEST >/dev/null 2>&1; then |
4681
bb37a9cc08fb
Fixed spelling of "endianness", and called it "byte ordering" in the
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
36 echo " little endian" |
469 | 37 have=NGX_HAVE_LITTLE_ENDIAN . auto/have |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
38 else |
4681
bb37a9cc08fb
Fixed spelling of "endianness", and called it "byte ordering" in the
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
39 echo " big endian" |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
40 fi |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
41 |
5309
434548349838
Configure: fixed autotest cleanup commands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
4681
diff
changeset
|
42 rm -rf $NGX_AUTOTEST* |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
43 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
44 else |
5309
434548349838
Configure: fixed autotest cleanup commands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
4681
diff
changeset
|
45 rm -rf $NGX_AUTOTEST* |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
46 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
47 echo |
4681
bb37a9cc08fb
Fixed spelling of "endianness", and called it "byte ordering" in the
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
48 echo "$0: error: cannot detect system byte ordering" |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
49 exit 1 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
50 fi |