Mercurial > hg > nginx-quic
annotate src/core/ngx_list.h @ 8456:c72d8839f427
Mail: fixed SMTP pipelining to send the response immediately.
Previously, if there were some pipelined SMTP data in the buffer when
a proxied connection with the backend was established, nginx called
ngx_mail_proxy_handler() to send these data, and not tried to send the
response to the last command. In most cases, this response was later sent
along with the response to the pipelined command, but if for some reason
client decides to wait for the response before finishing the next command
this might result in a connection hang.
Fix is to always call ngx_mail_proxy_handler() to send the response, and
additionally post an event to send the pipelined data if needed.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Wed, 19 May 2021 03:13:12 +0300 |
parents | d620f497c50f |
children |
rev | line source |
---|---|
441
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
416
diff
changeset
|
1 |
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
416
diff
changeset
|
2 /* |
444
42d11f017717
nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents:
441
diff
changeset
|
3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
416
diff
changeset
|
5 */ |
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
416
diff
changeset
|
6 |
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
416
diff
changeset
|
7 |
414
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
8 #ifndef _NGX_LIST_H_INCLUDED_ |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
9 #define _NGX_LIST_H_INCLUDED_ |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
10 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
11 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
12 #include <ngx_config.h> |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
13 #include <ngx_core.h> |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
14 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
15 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
16 typedef struct ngx_list_part_s ngx_list_part_t; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
17 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
18 struct ngx_list_part_s { |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
19 void *elts; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
20 ngx_uint_t nelts; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
21 ngx_list_part_t *next; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
22 }; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
23 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
24 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
25 typedef struct { |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
26 ngx_list_part_t *last; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
27 ngx_list_part_t part; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
28 size_t size; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
29 ngx_uint_t nalloc; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
30 ngx_pool_t *pool; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
31 } ngx_list_t; |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
32 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
33 |
766 | 34 ngx_list_t *ngx_list_create(ngx_pool_t *pool, ngx_uint_t n, size_t size); |
35 | |
36 static ngx_inline ngx_int_t | |
37 ngx_list_init(ngx_list_t *list, ngx_pool_t *pool, ngx_uint_t n, size_t size) | |
415
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
38 { |
501 | 39 list->part.elts = ngx_palloc(pool, n * size); |
40 if (list->part.elts == NULL) { | |
415
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
41 return NGX_ERROR; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
42 } |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
43 |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
44 list->part.nelts = 0; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
45 list->part.next = NULL; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
46 list->last = &list->part; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
47 list->size = size; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
48 list->nalloc = n; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
49 list->pool = pool; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
50 |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
51 return NGX_OK; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
52 } |
414
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
53 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
54 |
415
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
55 /* |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
56 * |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
57 * the iteration through the list: |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
58 * |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
59 * part = &list.part; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
60 * data = part->elts; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
61 * |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
62 * for (i = 0 ;; i++) { |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
63 * |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
64 * if (i >= part->nelts) { |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
65 * if (part->next == NULL) { |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
66 * break; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
67 * } |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
68 * |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
69 * part = part->next; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
70 * data = part->elts; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
71 * i = 0; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
72 * } |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
73 * |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
74 * ... data[i] ... |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
75 * |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
76 * } |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
414
diff
changeset
|
77 */ |
414
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
78 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
79 |
416
b9bd635011de
nginx-0.0.10-2004-09-06-22:45:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
80 void *ngx_list_push(ngx_list_t *list); |
414
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
81 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
82 |
388a842cbbe1
nginx-0.0.10-2004-09-03-19:50:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
83 #endif /* _NGX_LIST_H_INCLUDED_ */ |