Mercurial > hg > nginx-vendor-0-7
annotate src/os/unix/ngx_aio_write_chain.c @ 508:68c0ae0a4959 NGINX_0_7_66
nginx 0.7.66
*) Security: now nginx/Windows ignores default file stream name.
Thanks to Jose Antonio Vazquez Gonzalez.
*) Change: now the charset filter runs before the SSI filter.
*) Change: now no message is written in an error log if a variable is
not found by $r->variable() method.
*) Change: now keepalive connections after POST requests are not
disabled for MSIE 7.0+.
Thanks to Adam Lounds.
*) Feature: the "proxy_no_cache" and "fastcgi_no_cache" directives.
*) Feature: now the "rewrite" directive does a redirect automatically
if the $scheme variable is used.
Thanks to Piotr Sikora.
*) Feature: the "chunked_transfer_encoding" directive.
*) Feature: the $geoip_city_continent_code, $geoip_latitude, and
$geoip_longitude variables.
Thanks to Arvind Sundararajan.
*) Feature: now the ngx_http_image_filter_module deletes always EXIF
and other application specific data if the data consume more than 5%
of a JPEG file.
*) Feature: now the "msie_padding" directive works for Chrome too.
*) Workaround: now keepalive connections are disabled for Safari.
Thanks to Joshua Sierles.
*) Bugfix: nginx ignored the "private" and "no-store" values in the
"Cache-Control" backend response header line.
*) Bugfix: an "&" character was not escaped when it was copied in
arguments part in a rewrite rule.
*) Bugfix: nginx might be terminated abnormally while a signal
processing or if the directive "timer_resolution" was used on
platforms which do not support kqueue or eventport notification
methods.
Thanks to George Xie and Maxim Dounin.
*) Bugfix: if temporary files and permanent storage area resided at
different file systems, then permanent file modification times were
incorrect.
Thanks to Maxim Dounin.
*) Bugfix: ngx_http_memcached_module might issue the error message
"memcached sent invalid trailer".
Thanks to Maxim Dounin.
*) Bugfix: nginx could not built zlib-1.2.4 library using the library
sources.
Thanks to Maxim Dounin.
*) Bugfix: values of the $query_string, $arg_..., etc. variables cached
in main request were used by the SSI module in subrequests.
*) Bugfix: nginx did not support HTTPS referrers.
*) Bugfix: nginx/Windows might not find file if path in configuration
was given in other character case; the bug had appeared in 0.7.65.
*) Bugfix: the $date_local variable has an incorrect value, if the "%s"
format was used.
Thanks to Maxim Dounin.
*) Bugfix: nginx did not support all ciphers and digests used in client
certificates.
Thanks to Innocenty Enikeew.
*) Bugfix: if ssl_session_cache was not set or was set to "none", then
during client certificate verify the error "session id context
uninitialized" might occur; the bug had appeared in 0.7.1.
*) Bugfix: OpenSSL-1.0.0 compatibility on 64-bit Linux.
Thanks to Maxim Dounin.
*) Bugfix: a geo range returned default value if the range included two
or more /16 networks and did not begin at /16 network boundary.
*) Bugfix: the $uid_got variable might not be used in the SSI and perl
modules.
*) Bugfix: a worker process hung if a FIFO file was requested.
Thanks to Vicente Aguilar and Maxim Dounin.
*) Bugfix: a variable value was repeatedly encoded after each an "echo"
SSI-command output; the bug had appeared in 0.6.14.
*) Bugfix: a "stub" parameter of an "include" SSI directive was not
used, if empty response has 200 status code.
*) Bugfix: a block used in a "stub" parameter of an "include" SSI
directive was output with "text/plain" MIME type.
*) Bugfix: if a proxied or FastCGI request was internally redirected to
another proxied or FastCGI location, then a segmentation fault might
occur in a worker process; the bug had appeared in 0.7.65.
Thanks to Yichun Zhang.
*) Bugfix: IMAP connections may hang until they timed out while talking
to Zimbra server.
Thanks to Alan Batie.
*) Bugfix: nginx did not support chunked transfer encoding for 201
responses.
Thanks to Julian Reich.
author | Igor Sysoev <http://sysoev.ru> |
---|---|
date | Mon, 07 Jun 2010 00:00:00 +0400 |
parents | f7cd062ee035 |
children |
rev | line source |
---|---|
0 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 #include <ngx_event.h> | |
10 #include <ngx_aio.h> | |
11 | |
12 | |
126 | 13 ngx_chain_t * |
14 ngx_aio_write_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) | |
0 | 15 { |
16 u_char *buf, *prev; | |
17 off_t send, sent; | |
18 size_t len; | |
10 | 19 ssize_t n, size; |
0 | 20 ngx_chain_t *cl; |
21 | |
22 | 22 /* the maximum limit size is the maximum size_t value - the page size */ |
23 | |
324 | 24 if (limit == 0 || limit > (off_t) (NGX_MAX_SIZE_T_VALUE - ngx_pagesize)) { |
26 | 25 limit = NGX_MAX_SIZE_T_VALUE - ngx_pagesize; |
22 | 26 } |
27 | |
0 | 28 send = 0; |
29 sent = 0; | |
30 cl = in; | |
31 | |
32 while (cl) { | |
33 | |
34 if (cl->buf->pos == cl->buf->last) { | |
35 cl = cl->next; | |
36 continue; | |
37 } | |
38 | |
39 /* we can post the single aio operation only */ | |
40 | |
41 if (!c->write->ready) { | |
42 return cl; | |
43 } | |
44 | |
45 buf = cl->buf->pos; | |
46 prev = buf; | |
47 len = 0; | |
48 | |
49 /* coalesce the neighbouring bufs */ | |
50 | |
51 while (cl && prev == cl->buf->pos && send < limit) { | |
52 if (ngx_buf_special(cl->buf)) { | |
53 continue; | |
54 } | |
55 | |
56 size = cl->buf->last - cl->buf->pos; | |
57 | |
58 if (send + size > limit) { | |
59 size = limit - send; | |
60 } | |
61 | |
62 len += size; | |
63 prev = cl->buf->pos + size; | |
64 send += size; | |
65 cl = cl->next; | |
66 } | |
67 | |
68 n = ngx_aio_write(c, buf, len); | |
69 | |
10 | 70 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "aio_write: %z", n); |
0 | 71 |
72 if (n == NGX_ERROR) { | |
73 return NGX_CHAIN_ERROR; | |
74 } | |
75 | |
76 if (n > 0) { | |
77 sent += n; | |
78 c->sent += n; | |
79 } | |
80 | |
81 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
10 | 82 "aio_write sent: %O", c->sent); |
0 | 83 |
84 for (cl = in; cl; cl = cl->next) { | |
85 | |
86 if (sent >= cl->buf->last - cl->buf->pos) { | |
87 sent -= cl->buf->last - cl->buf->pos; | |
88 cl->buf->pos = cl->buf->last; | |
89 | |
90 continue; | |
91 } | |
92 | |
93 cl->buf->pos += sent; | |
94 | |
95 break; | |
96 } | |
97 } | |
98 | |
99 return cl; | |
100 } |