Mercurial > hg > nginx
annotate src/http/ngx_http_request_body.c @ 637:e60fe4cf1d4e release-0.3.40
nginx-0.3.40-RELEASE import
*) Feature: the ngx_http_dav_module supports the MKCOL method.
*) Feature: the "create_full_put_path" directive.
*) Feature: the "$limit_rate" variable.
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Wed, 19 Apr 2006 15:30:56 +0000 |
parents | f971949ffb58 |
children | 6d5c1535bb9d |
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:
396
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:
396
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 |
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:
396
diff
changeset
|
4 */ |
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
5 |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
6 |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
82
diff
changeset
|
7 #include <ngx_config.h> |
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
82
diff
changeset
|
8 #include <ngx_core.h> |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
9 #include <ngx_event.h> |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
82
diff
changeset
|
10 #include <ngx_http.h> |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
11 |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
12 |
509 | 13 static void ngx_http_read_client_request_body_handler(ngx_http_request_t *r); |
14 static ngx_int_t ngx_http_do_read_client_request_body(ngx_http_request_t *r); | |
633 | 15 static ngx_int_t ngx_http_write_request_body(ngx_http_request_t *r, |
16 ngx_chain_t *body); | |
17 static void ngx_http_finalize_request_body(ngx_http_request_t *r, ngx_int_t rc); | |
18 static void ngx_http_read_discarded_body_handler(ngx_http_request_t *r); | |
19 static ngx_int_t ngx_http_read_discarded_body(ngx_http_request_t *r); | |
20 | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
21 |
479 | 22 /* |
23 * on completion ngx_http_read_client_request_body() adds to | |
24 * r->request_body->bufs one or two bufs: | |
25 * *) one memory buf that was preread in r->header_in; | |
26 * *) one memory or file buf that contains the rest of the body | |
27 */ | |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
82
diff
changeset
|
28 |
501 | 29 ngx_int_t |
30 ngx_http_read_client_request_body(ngx_http_request_t *r, | |
31 ngx_http_client_body_handler_pt post_handler) | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
32 { |
633 | 33 ssize_t size, preread; |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
34 ngx_buf_t *b; |
633 | 35 ngx_chain_t *cl, **next; |
479 | 36 ngx_http_request_body_t *rb; |
303
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
299
diff
changeset
|
37 ngx_http_core_loc_conf_t *clcf; |
297
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
296
diff
changeset
|
38 |
537 | 39 if (r->request_body || r->discard_body) { |
509 | 40 post_handler(r); |
41 return NGX_OK; | |
42 } | |
43 | |
501 | 44 rb = ngx_pcalloc(r->pool, sizeof(ngx_http_request_body_t)); |
45 if (rb == NULL) { | |
479 | 46 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
47 } | |
48 | |
49 r->request_body = rb; | |
50 | |
51 if (r->headers_in.content_length_n <= 0) { | |
52 post_handler(r); | |
53 return NGX_OK; | |
54 } | |
55 | |
56 rb->post_handler = post_handler; | |
57 | |
58 /* | |
59 * set by ngx_pcalloc(): | |
60 * | |
61 * rb->bufs = NULL; | |
62 * rb->buf = NULL; | |
63 * rb->rest = 0; | |
64 */ | |
65 | |
633 | 66 preread = r->header_in->last - r->header_in->pos; |
83
a7e45c45a95c
nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
82
diff
changeset
|
67 |
633 | 68 if (preread) { |
296
bfe099e3f5b4
nginx-0.0.3-2004-03-26-19:13:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
69 |
bfe099e3f5b4
nginx-0.0.3-2004-03-26-19:13:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
70 /* there is the pre-read part of the request body */ |
bfe099e3f5b4
nginx-0.0.3-2004-03-26-19:13:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
71 |
633 | 72 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
73 "http client request body preread %uz", preread); | |
74 | |
501 | 75 b = ngx_calloc_buf(r->pool); |
76 if (b == NULL) { | |
479 | 77 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
78 } | |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
79 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
80 b->temporary = 1; |
633 | 81 b->start = r->header_in->pos; |
82 b->pos = r->header_in->pos; | |
83 b->last = r->header_in->last; | |
84 b->end = r->header_in->end; | |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
85 |
501 | 86 rb->bufs = ngx_alloc_chain_link(r->pool); |
87 if (rb->bufs == NULL) { | |
479 | 88 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
89 } | |
90 | |
91 rb->bufs->buf = b; | |
92 rb->bufs->next = NULL; | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
93 |
633 | 94 if (preread >= r->headers_in.content_length_n) { |
296
bfe099e3f5b4
nginx-0.0.3-2004-03-26-19:13:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
95 |
bfe099e3f5b4
nginx-0.0.3-2004-03-26-19:13:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
96 /* the whole request body was pre-read */ |
bfe099e3f5b4
nginx-0.0.3-2004-03-26-19:13:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
97 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
98 r->header_in->pos += r->headers_in.content_length_n; |
475 | 99 r->request_length += r->headers_in.content_length_n; |
299
46b7eeb8a116
nginx-0.0.3-2004-03-30-19:59:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
100 |
633 | 101 if (r->request_body_in_file_only) { |
102 if (ngx_http_write_request_body(r, rb->bufs) != NGX_OK) { | |
103 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
104 } | |
105 } | |
106 | |
479 | 107 post_handler(r); |
299
46b7eeb8a116
nginx-0.0.3-2004-03-30-19:59:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
108 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
109 return NGX_OK; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
110 } |
162
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
111 |
633 | 112 /* |
113 * to not consider the body as pipelined request in | |
114 * ngx_http_set_keepalive() | |
115 */ | |
162
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
116 r->header_in->pos = r->header_in->last; |
633 | 117 |
118 r->request_length += preread; | |
119 | |
120 rb->rest = r->headers_in.content_length_n - preread; | |
121 | |
122 if (rb->rest <= (size_t) (b->end - b->last)) { | |
123 | |
124 /* the whole request body may be placed in r->header_in */ | |
125 | |
126 rb->buf = b; | |
127 | |
128 r->read_event_handler = ngx_http_read_client_request_body_handler; | |
129 | |
130 return ngx_http_do_read_client_request_body(r); | |
131 } | |
132 | |
133 next = &rb->bufs->next; | |
134 | |
135 } else { | |
136 b = NULL; | |
137 rb->rest = r->headers_in.content_length_n; | |
138 next = &rb->bufs; | |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
139 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
140 |
303
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
299
diff
changeset
|
141 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
299
diff
changeset
|
142 |
633 | 143 size = clcf->client_body_buffer_size; |
144 size += size >> 2; | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
145 |
633 | 146 if (rb->rest < (size_t) size) { |
479 | 147 size = rb->rest; |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
148 |
633 | 149 if (r->request_body_in_single_buf) { |
150 size += preread; | |
151 } | |
152 | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
153 } else { |
303
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
299
diff
changeset
|
154 size = clcf->client_body_buffer_size; |
633 | 155 |
156 /* disable copying buffer for r->request_body_in_single_buf */ | |
157 b = NULL; | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
158 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
159 |
501 | 160 rb->buf = ngx_create_temp_buf(r->pool, size); |
161 if (rb->buf == NULL) { | |
479 | 162 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
163 } | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
164 |
501 | 165 cl = ngx_alloc_chain_link(r->pool); |
166 if (cl == NULL) { | |
479 | 167 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
168 } | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
169 |
479 | 170 cl->buf = rb->buf; |
171 cl->next = NULL; | |
172 | |
633 | 173 if (b && r->request_body_in_single_buf) { |
174 size = b->last - b->pos; | |
175 ngx_memcpy(rb->buf->pos, b->pos, size); | |
176 rb->buf->last += size; | |
177 | |
178 next = &rb->bufs; | |
179 } | |
180 | |
181 *next = cl; | |
182 | |
183 if (r->request_body_in_file_only || r->request_body_in_single_buf) { | |
184 rb->to_write = rb->bufs; | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
185 |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
186 } else { |
633 | 187 rb->to_write = rb->bufs->next ? rb->bufs->next : rb->bufs; |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
188 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
189 |
509 | 190 r->read_event_handler = ngx_http_read_client_request_body_handler; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
191 |
509 | 192 return ngx_http_do_read_client_request_body(r); |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
193 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
194 |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
195 |
501 | 196 static void |
509 | 197 ngx_http_read_client_request_body_handler(ngx_http_request_t *r) |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
198 { |
509 | 199 ngx_int_t rc; |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
200 |
509 | 201 if (r->connection->read->timedout) { |
577 | 202 r->connection->timedout = 1; |
633 | 203 ngx_http_finalize_request_body(r, NGX_HTTP_REQUEST_TIME_OUT); |
299
46b7eeb8a116
nginx-0.0.3-2004-03-30-19:59:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
204 return; |
46b7eeb8a116
nginx-0.0.3-2004-03-30-19:59:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
205 } |
46b7eeb8a116
nginx-0.0.3-2004-03-30-19:59:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
206 |
509 | 207 rc = ngx_http_do_read_client_request_body(r); |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
208 |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
209 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { |
633 | 210 ngx_http_finalize_request_body(r, rc); |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
211 } |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
212 } |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
213 |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
214 |
501 | 215 static ngx_int_t |
509 | 216 ngx_http_do_read_client_request_body(ngx_http_request_t *r) |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
217 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
218 size_t size; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
219 ssize_t n; |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
220 ngx_buf_t *b; |
509 | 221 ngx_connection_t *c; |
479 | 222 ngx_http_request_body_t *rb; |
162
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
223 ngx_http_core_loc_conf_t *clcf; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
224 |
509 | 225 c = r->connection; |
479 | 226 rb = r->request_body; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
227 |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
228 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
229 "http read client request body"); |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
230 |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
231 for ( ;; ) { |
479 | 232 if (rb->buf->last == rb->buf->end) { |
233 | |
633 | 234 if (ngx_http_write_request_body(r, rb->to_write) != NGX_OK) { |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
235 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
236 } |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
237 |
633 | 238 rb->to_write = rb->bufs->next ? rb->bufs->next : rb->bufs; |
479 | 239 rb->buf->last = rb->buf->start; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
240 } |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
241 |
479 | 242 size = rb->buf->end - rb->buf->last; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
243 |
479 | 244 if (size > rb->rest) { |
245 size = rb->rest; | |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
246 } |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
247 |
479 | 248 n = c->recv(c, rb->buf->last, size); |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
249 |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
250 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
461 | 251 "http client request body recv %z", n); |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
252 |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
253 if (n == NGX_AGAIN) { |
573 | 254 break; |
162
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
255 } |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
256 |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
257 if (n == 0) { |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
258 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
259 "client closed prematurely connection"); |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
260 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
261 |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
262 if (n == 0 || n == NGX_ERROR) { |
583 | 263 c->error = 1; |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
264 return NGX_HTTP_BAD_REQUEST; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
265 } |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
266 |
479 | 267 rb->buf->last += n; |
268 rb->rest -= n; | |
475 | 269 r->request_length += n; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
270 |
479 | 271 if (rb->rest == 0) { |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
272 break; |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
273 } |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
274 |
479 | 275 if (rb->buf->last < rb->buf->end) { |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
276 break; |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
277 } |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
278 } |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
279 |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
280 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
479 | 281 "http client request body rest %uz", rb->rest); |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
282 |
479 | 283 if (rb->rest) { |
573 | 284 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
285 ngx_add_timer(c->read, clcf->client_body_timeout); | |
286 | |
287 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
288 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
289 } | |
290 | |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
291 return NGX_AGAIN; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
292 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
293 |
573 | 294 if (c->read->timer_set) { |
295 ngx_del_timer(c->read); | |
296 } | |
297 | |
633 | 298 if (rb->temp_file || r->request_body_in_file_only) { |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
299 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
300 /* save the last part */ |
479 | 301 |
633 | 302 if (ngx_http_write_request_body(r, rb->to_write) != NGX_OK) { |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
303 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
162
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
304 } |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
305 |
501 | 306 b = ngx_calloc_buf(r->pool); |
307 if (b == NULL) { | |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
308 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
309 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
310 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
311 b->in_file = 1; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
312 b->file_pos = 0; |
479 | 313 b->file_last = rb->temp_file->file.offset; |
314 b->file = &rb->temp_file->file; | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
315 |
479 | 316 if (rb->bufs->next) { |
317 rb->bufs->next->buf = b; | |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
318 |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
319 } else { |
479 | 320 rb->bufs->buf = b; |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
321 } |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
322 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
323 |
633 | 324 if (r->request_body_in_file_only && rb->bufs->next) { |
325 rb->bufs = rb->bufs->next; | |
326 } | |
327 | |
479 | 328 rb->post_handler(r); |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
329 |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
330 return NGX_OK; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
331 } |
633 | 332 |
333 | |
334 static ngx_int_t | |
335 ngx_http_write_request_body(ngx_http_request_t *r, ngx_chain_t *body) | |
336 { | |
337 ssize_t n; | |
338 ngx_temp_file_t *tf; | |
339 ngx_http_request_body_t *rb; | |
340 ngx_http_core_loc_conf_t *clcf; | |
341 | |
342 rb = r->request_body; | |
343 | |
344 if (rb->temp_file == NULL) { | |
345 tf = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); | |
346 if (tf == NULL) { | |
347 return NGX_ERROR; | |
348 } | |
349 | |
350 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
351 | |
352 tf->file.fd = NGX_INVALID_FILE; | |
353 tf->file.log = r->connection->log; | |
354 tf->path = clcf->client_body_temp_path; | |
355 tf->pool = r->pool; | |
356 tf->warn = "a client request body is buffered to a temporary file"; | |
637 | 357 tf->log_level = r->request_body_file_log_level; |
633 | 358 tf->persistent = r->request_body_in_persistent_file; |
359 | |
360 if (r->request_body_file_group_access) { | |
361 tf->mode = 0660; | |
362 } | |
363 | |
364 rb->temp_file = tf; | |
365 } | |
366 | |
367 n = ngx_write_chain_to_temp_file(rb->temp_file, body); | |
368 | |
369 /* TODO: n == 0 or not complete and level event */ | |
370 | |
371 if (n == NGX_ERROR) { | |
372 return NGX_ERROR; | |
373 } | |
374 | |
375 rb->temp_file->offset += n; | |
376 | |
377 return NGX_OK; | |
378 } | |
379 | |
380 | |
381 static void | |
382 ngx_http_finalize_request_body(ngx_http_request_t *r, ngx_int_t rc) | |
383 { | |
384 if (r->request_body->temp_file | |
385 && r->request_body_in_persistent_file | |
386 && r->request_body_delete_incomplete_file) | |
387 { | |
388 if (ngx_delete_file(r->request_body->temp_file->file.name.data) | |
389 == NGX_FILE_ERROR) | |
390 { | |
391 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
392 ngx_delete_file_n " \"%s\" failed", | |
393 r->request_body->temp_file->file.name.data); | |
394 } | |
395 } | |
396 | |
397 ngx_http_finalize_request(r, rc); | |
398 } | |
399 | |
400 | |
401 ngx_int_t | |
402 ngx_http_discard_body(ngx_http_request_t *r) | |
403 { | |
404 ssize_t size; | |
405 ngx_event_t *rev; | |
406 | |
407 if (r != r->main) { | |
408 return NGX_OK; | |
409 } | |
410 | |
411 rev = r->connection->read; | |
412 | |
413 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, "http set discard body"); | |
414 | |
415 if (rev->timer_set) { | |
416 ngx_del_timer(rev); | |
417 } | |
418 | |
419 if (r->headers_in.content_length_n <= 0) { | |
420 return NGX_OK; | |
421 } | |
422 | |
423 r->discard_body = 1; | |
424 | |
425 size = r->header_in->last - r->header_in->pos; | |
426 | |
427 if (size) { | |
428 if (r->headers_in.content_length_n > size) { | |
429 r->headers_in.content_length_n -= size; | |
430 | |
431 } else { | |
432 r->header_in->pos += r->headers_in.content_length_n; | |
433 r->headers_in.content_length_n = 0; | |
434 return NGX_OK; | |
435 } | |
436 } | |
437 | |
438 r->read_event_handler = ngx_http_read_discarded_body_handler; | |
439 | |
440 if (ngx_handle_read_event(rev, 0) == NGX_ERROR) { | |
441 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
442 } | |
443 | |
444 return ngx_http_read_discarded_body(r); | |
445 } | |
446 | |
447 | |
448 static void | |
449 ngx_http_read_discarded_body_handler(ngx_http_request_t *r) | |
450 { | |
451 ngx_int_t rc; | |
452 | |
453 rc = ngx_http_read_discarded_body(r); | |
454 | |
455 if (rc == NGX_AGAIN) { | |
456 if (ngx_handle_read_event(r->connection->read, 0) == NGX_ERROR) { | |
457 ngx_http_finalize_request(r, rc); | |
458 return; | |
459 } | |
460 } | |
461 | |
462 if (rc != NGX_OK) { | |
463 ngx_http_finalize_request(r, rc); | |
464 } | |
465 } | |
466 | |
467 | |
468 static ngx_int_t | |
469 ngx_http_read_discarded_body(ngx_http_request_t *r) | |
470 { | |
471 ssize_t size, n; | |
472 u_char buffer[NGX_HTTP_DISCARD_BUFFER_SIZE]; | |
473 | |
474 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
475 "http read discarded body"); | |
476 | |
477 if (r->headers_in.content_length_n == 0) { | |
478 return NGX_OK; | |
479 } | |
480 | |
481 | |
482 size = r->headers_in.content_length_n; | |
483 | |
484 if (size > NGX_HTTP_DISCARD_BUFFER_SIZE) { | |
485 size = NGX_HTTP_DISCARD_BUFFER_SIZE; | |
486 } | |
487 | |
488 n = r->connection->recv(r->connection, buffer, size); | |
489 | |
490 if (n == NGX_ERROR) { | |
491 | |
492 r->connection->error = 1; | |
493 | |
494 /* | |
495 * if a client request body is discarded then we already set | |
496 * some HTTP response code for client and we can ignore the error | |
497 */ | |
498 | |
499 return NGX_OK; | |
500 } | |
501 | |
502 if (n == NGX_AGAIN) { | |
503 return NGX_AGAIN; | |
504 } | |
505 | |
506 r->headers_in.content_length_n -= n; | |
507 | |
508 return NGX_OK; | |
509 } |