Mercurial > hg > nginx

annotate src/http/ngx_http_request_body.c @ 162:96993d4d5067

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.1-2003-10-28-00:01:00 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 27 Oct 2003 21:01:00 +0000
parents e7e094d34162
children 84036764e215
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1
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2 #include <ngx_config.h>
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3 #include <ngx_core.h>
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4 #include <ngx_event.h>
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5 #include <ngx_http.h>
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8 static void ngx_http_read_client_request_body_handler(ngx_event_t *rev);
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11 int ngx_http_read_client_request_body(ngx_http_request_t *r,
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12 int request_buffer_size)
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13 {
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14 ssize_t size;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
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15 ngx_hunk_t *h;
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16 ngx_chain_t *cl;
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18 size = r->header_in->last - r->header_in->pos;
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20 if (size) {
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21 ngx_test_null(h, ngx_calloc_hunk(r->pool),
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22 NGX_HTTP_INTERNAL_SERVER_ERROR);
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24 h->type = NGX_HUNK_IN_MEMORY|NGX_HUNK_TEMP;
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25 h->start = h->pos = r->header_in->pos;
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26 h->end = h->last = r->header_in->last;
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28 ngx_alloc_link_and_set_hunk(r->request_hunks, h, r->pool,
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29 NGX_HTTP_INTERNAL_SERVER_ERROR);
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30
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31 if (size >= r->headers_in.content_length_n) {
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32 r->header_in->pos += r->headers_in.content_length_n;
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33
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34 return NGX_OK;
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35 }
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37 r->header_in->pos = r->header_in->last;
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38 }
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40 r->request_body_len = r->headers_in.content_length_n - size;
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42 if (r->request_body_len < request_buffer_size + (request_buffer_size >> 2))
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43 {
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44 size = r->request_body_len;
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45
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46 } else {
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47 size = request_buffer_size;
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48 }
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49
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
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50 ngx_test_null(r->request_body_hunk,
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51 ngx_create_temp_hunk(r->pool, size, 0, 0),
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52 NGX_HTTP_INTERNAL_SERVER_ERROR);
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53
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54 r->connection->read->event_handler =
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55 ngx_http_read_client_request_body_handler;
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57 ngx_http_read_client_request_body_handler(r->connection->read);
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58
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59 ngx_alloc_link_and_set_hunk(cl, r->request_body_hunk, r->pool,
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60 NGX_HTTP_INTERNAL_SERVER_ERROR);
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61
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62 if (r->request_hunks) {
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63 r->request_hunks->next = cl;
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64
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65 } else {
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66 r->request_hunks = cl;
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67 }
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68
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69 if (r->request_body_len) {
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70 return NGX_AGAIN;
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71 }
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73 return NGX_OK;
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74 }
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77 static void ngx_http_read_client_request_body_handler(ngx_event_t *rev)
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78 {
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79 ssize_t n, size;
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80 ngx_hunk_t *h;
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81 ngx_connection_t *c;
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82 ngx_http_request_t *r;
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83 ngx_http_core_loc_conf_t *clcf;
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85 c = rev->data;
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86 r = c->data;
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88 if (r->request_body_hunk->end - r->request_body_hunk->last == 0) {
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89 n = ngx_write_chain_to_temp_file(r->temp_file,
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90 r->request_hunks->next ? r->request_hunks->next:
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91 r->request_hunks);
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92 /* TODO: n == 0 or not complete and level event */
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93
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94 if (n == NGX_ERROR) {
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95 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
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96 return;
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97 }
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98
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99 r->request_body_hunk->pos = r->request_body_hunk->start;
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100 r->request_body_hunk->last = r->request_body_hunk->start;
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101 }
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102
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103 size = r->request_body_hunk->end - r->request_body_hunk->last;
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104
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105 if (size > r->request_body_len) {
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106 size = r->request_body_len;
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107 }
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108
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109 n = ngx_recv(c, r->request_body_hunk->last, size);
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110
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111 if (n == NGX_AGAIN) {
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112 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
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113 ngx_add_timer(rev, clcf->client_body_timeout);
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114
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
115 if (ngx_handle_read_event(rev) == NGX_ERROR) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
116 ngx_http_finalize_request(r, 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
117 }
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
118
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
119 return;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
120 }
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
121
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
122 if (n == 0) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
123 ngx_log_error(NGX_LOG_INFO, c->log, 0,
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
124 "client closed prematurely connection");
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
125 }
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
126
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
127 if (n == 0 || n == NGX_ERROR) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
128 ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST);
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
129 return;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
130 }
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
131
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
132 r->request_body_hunk->last += n;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
133 r->request_body_len -= n;
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
134
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
135 if (r->request_body_len) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
136 return;
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
137 }
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
138
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
139 if (r->temp_file->file.fd != NGX_INVALID_FILE) {
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
140
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
141 /* save the last part */
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
142 n = ngx_write_chain_to_temp_file(r->temp_file,
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
143 r->request_hunks->next ? r->request_hunks->next:
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
144 r->request_hunks);
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
145 /* TODO: n == 0 or not complete and level event */
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
146
162
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
147 if (n == NGX_ERROR) {
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
148 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
149 return;
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
150 }
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
151
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
152 h = ngx_calloc_hunk(r->pool);
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
153 if (h == NULL) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
154 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
155 return;
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
156 }
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
157
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
158 h->type = NGX_HUNK_FILE;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
159 h->file_pos = 0;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
160 h->file_last = r->temp_file->file.offset;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
161 h->file = &r->temp_file->file;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
162
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
163 if (r->request_hunks->next) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
164 r->request_hunks->next->hunk = h;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
165
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
166 } else {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
167 r->request_hunks->hunk = h;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
168 }
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
169 }
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
170
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
171 r->request_body_handler(r->data);
82
fccdb921e8b8 nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172 }