annotate src/http/modules/ngx_http_range_filter_module.c @ 662:e5fa0a4a7d27 NGINX_1_1_15

nginx 1.1.15 *) Feature: the "disable_symlinks" directive. *) Feature: the "proxy_cookie_domain" and "proxy_cookie_path" directives. *) Bugfix: nginx might log incorrect error "upstream prematurely closed connection" instead of correct "upstream sent too big header" one. Thanks to Feibo Li. *) Bugfix: nginx could not be built with the ngx_http_perl_module if the --with-openssl option was used. *) Bugfix: internal redirects to named locations were not limited. *) Bugfix: calling $r->flush() multiple times might cause errors in the ngx_http_gzip_filter_module. *) Bugfix: temporary files might be not removed if the "proxy_store" directive were used with SSI includes. *) Bugfix: in some cases non-cacheable variables (such as the $args variable) returned old empty cached value. *) Bugfix: a segmentation fault might occur in a worker process if too many SSI subrequests were issued simultaneously; the bug had appeared in 0.7.25.
author Igor Sysoev <http://sysoev.ru>
date Wed, 15 Feb 2012 00:00:00 +0400
parents d0f7a625f27c
children 597573166f34
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 * Copyright (C) Nginx, Inc.
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5 */
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6
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7
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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10 #include <ngx_http.h>
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13 /*
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14 * the single part format:
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15 *
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16 * "HTTP/1.0 206 Partial Content" CRLF
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17 * ... header ...
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18 * "Content-Type: image/jpeg" CRLF
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19 * "Content-Length: SIZE" CRLF
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20 * "Content-Range: bytes START-END/SIZE" CRLF
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21 * CRLF
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22 * ... data ...
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23 *
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24 *
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25 * the mutlipart format:
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26 *
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27 * "HTTP/1.0 206 Partial Content" CRLF
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28 * ... header ...
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29 * "Content-Type: multipart/byteranges; boundary=0123456789" CRLF
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30 * CRLF
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31 * CRLF
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32 * "--0123456789" CRLF
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33 * "Content-Type: image/jpeg" CRLF
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34 * "Content-Range: bytes START0-END0/SIZE" CRLF
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35 * CRLF
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36 * ... data ...
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37 * CRLF
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38 * "--0123456789" CRLF
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39 * "Content-Type: image/jpeg" CRLF
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40 * "Content-Range: bytes START1-END1/SIZE" CRLF
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41 * CRLF
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42 * ... data ...
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43 * CRLF
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44 * "--0123456789--" CRLF
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45 */
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48 typedef struct {
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49 off_t start;
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50 off_t end;
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51 ngx_str_t content_range;
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52 } ngx_http_range_t;
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53
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55 typedef struct {
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56 off_t offset;
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57 ngx_str_t boundary_header;
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58 ngx_array_t ranges;
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59 } ngx_http_range_filter_ctx_t;
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61
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62 static ngx_int_t ngx_http_range_parse(ngx_http_request_t *r,
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63 ngx_http_range_filter_ctx_t *ctx, ngx_uint_t ranges);
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64 static ngx_int_t ngx_http_range_singlepart_header(ngx_http_request_t *r,
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65 ngx_http_range_filter_ctx_t *ctx);
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66 static ngx_int_t ngx_http_range_multipart_header(ngx_http_request_t *r,
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67 ngx_http_range_filter_ctx_t *ctx);
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68 static ngx_int_t ngx_http_range_not_satisfiable(ngx_http_request_t *r);
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69 static ngx_int_t ngx_http_range_test_overlapped(ngx_http_request_t *r,
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70 ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in);
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71 static ngx_int_t ngx_http_range_singlepart_body(ngx_http_request_t *r,
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72 ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in);
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73 static ngx_int_t ngx_http_range_multipart_body(ngx_http_request_t *r,
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74 ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in);
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75
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76 static ngx_int_t ngx_http_range_header_filter_init(ngx_conf_t *cf);
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77 static ngx_int_t ngx_http_range_body_filter_init(ngx_conf_t *cf);
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80 static ngx_http_module_t ngx_http_range_header_filter_module_ctx = {
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81 NULL, /* preconfiguration */
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82 ngx_http_range_header_filter_init, /* postconfiguration */
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84 NULL, /* create main configuration */
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85 NULL, /* init main configuration */
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86
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87 NULL, /* create server configuration */
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88 NULL, /* merge server configuration */
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89
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90 NULL, /* create location configuration */
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91 NULL, /* merge location configuration */
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92 };
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95 ngx_module_t ngx_http_range_header_filter_module = {
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96 NGX_MODULE_V1,
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97 &ngx_http_range_header_filter_module_ctx, /* module context */
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98 NULL, /* module directives */
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99 NGX_HTTP_MODULE, /* module type */
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100 NULL, /* init master */
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101 NULL, /* init module */
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102 NULL, /* init process */
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103 NULL, /* init thread */
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104 NULL, /* exit thread */
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105 NULL, /* exit process */
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106 NULL, /* exit master */
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107 NGX_MODULE_V1_PADDING
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108 };
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111 static ngx_http_module_t ngx_http_range_body_filter_module_ctx = {
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112 NULL, /* preconfiguration */
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113 ngx_http_range_body_filter_init, /* postconfiguration */
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115 NULL, /* create main configuration */
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116 NULL, /* init main configuration */
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117
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118 NULL, /* create server configuration */
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119 NULL, /* merge server configuration */
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120
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121 NULL, /* create location configuration */
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122 NULL, /* merge location configuration */
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123 };
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124
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125
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126 ngx_module_t ngx_http_range_body_filter_module = {
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127 NGX_MODULE_V1,
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128 &ngx_http_range_body_filter_module_ctx, /* module context */
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129 NULL, /* module directives */
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130 NGX_HTTP_MODULE, /* module type */
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131 NULL, /* init master */
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132 NULL, /* init module */
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133 NULL, /* init process */
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134 NULL, /* init thread */
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135 NULL, /* exit thread */
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136 NULL, /* exit process */
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137 NULL, /* exit master */
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138 NGX_MODULE_V1_PADDING
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139 };
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140
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141
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142 static ngx_http_output_header_filter_pt ngx_http_next_header_filter;
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143 static ngx_http_output_body_filter_pt ngx_http_next_body_filter;
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144
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145
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146 static ngx_int_t
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147 ngx_http_range_header_filter(ngx_http_request_t *r)
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148 {
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149 time_t if_range;
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
150 ngx_http_core_loc_conf_t *clcf;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
151 ngx_http_range_filter_ctx_t *ctx;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
152
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
153 if (r->http_version < NGX_HTTP_VERSION_10
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
154 || r->headers_out.status != NGX_HTTP_OK
146
36af50a5582d nginx 0.3.20
Igor Sysoev <http://sysoev.ru>
parents: 130
diff changeset
155 || r != r->main
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
156 || r->headers_out.content_length_n == -1
130
82d695e3d662 nginx 0.3.12
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
157 || !r->allow_ranges)
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
158 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
159 return ngx_http_next_header_filter(r);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
160 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
161
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
162 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
163
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
164 if (clcf->max_ranges == 0) {
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
165 return ngx_http_next_header_filter(r);
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
166 }
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
167
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
168 if (r->headers_in.range == NULL
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
169 || r->headers_in.range->value.len < 7
286
5bef04fc3fd5 nginx 0.5.13
Igor Sysoev <http://sysoev.ru>
parents: 282
diff changeset
170 || ngx_strncasecmp(r->headers_in.range->value.data,
5bef04fc3fd5 nginx 0.5.13
Igor Sysoev <http://sysoev.ru>
parents: 282
diff changeset
171 (u_char *) "bytes=", 6)
5bef04fc3fd5 nginx 0.5.13
Igor Sysoev <http://sysoev.ru>
parents: 282
diff changeset
172 != 0)
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
173 {
346
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
174 goto next_filter;
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
175 }
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
176
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
177 if (r->headers_in.if_range && r->headers_out.last_modified_time != -1) {
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
178
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
179 if_range = ngx_http_parse_time(r->headers_in.if_range->value.data,
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
180 r->headers_in.if_range->value.len);
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
181
346
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
182 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
183 "http ir:%d lm:%d",
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
184 if_range, r->headers_out.last_modified_time);
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
185
346
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
186 if (if_range != r->headers_out.last_modified_time) {
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
187 goto next_filter;
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
188 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
189 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
190
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
191 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_range_filter_ctx_t));
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
192 if (ctx == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
193 return NGX_ERROR;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
194 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
195
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
196 if (ngx_array_init(&ctx->ranges, r->pool, 1, sizeof(ngx_http_range_t))
454
a8424ffa495c nginx 0.7.39
Igor Sysoev <http://sysoev.ru>
parents: 412
diff changeset
197 != NGX_OK)
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
198 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
199 return NGX_ERROR;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
200 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
201
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
202 switch (ngx_http_range_parse(r, ctx, clcf->max_ranges)) {
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
203
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
204 case NGX_OK:
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
205 ngx_http_set_ctx(r, ctx, ngx_http_range_body_filter_module);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
206
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
207 r->headers_out.status = NGX_HTTP_PARTIAL_CONTENT;
464
c8cfb6c462ef nginx 0.7.44
Igor Sysoev <http://sysoev.ru>
parents: 454
diff changeset
208 r->headers_out.status_line.len = 0;
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
209
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
210 if (ctx->ranges.nelts == 1) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
211 return ngx_http_range_singlepart_header(r, ctx);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
212 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
213
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
214 return ngx_http_range_multipart_header(r, ctx);
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
215
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
216 case NGX_HTTP_RANGE_NOT_SATISFIABLE:
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
217 return ngx_http_range_not_satisfiable(r);
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
218
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
219 case NGX_ERROR:
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
220 return NGX_ERROR;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
221
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
222 default: /* NGX_DECLINED */
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
223 break;
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
224 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
225
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
226 next_filter:
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
227
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
228 r->headers_out.accept_ranges = ngx_list_push(&r->headers_out.headers);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
229 if (r->headers_out.accept_ranges == NULL) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
230 return NGX_ERROR;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
231 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
232
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
233 r->headers_out.accept_ranges->hash = 1;
570
8246d8a2c2be nginx 0.8.37
Igor Sysoev <http://sysoev.ru>
parents: 494
diff changeset
234 ngx_str_set(&r->headers_out.accept_ranges->key, "Accept-Ranges");
8246d8a2c2be nginx 0.8.37
Igor Sysoev <http://sysoev.ru>
parents: 494
diff changeset
235 ngx_str_set(&r->headers_out.accept_ranges->value, "bytes");
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
236
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
237 return ngx_http_next_header_filter(r);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
238 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
239
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
240
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
241 static ngx_int_t
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
242 ngx_http_range_parse(ngx_http_request_t *r, ngx_http_range_filter_ctx_t *ctx,
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
243 ngx_uint_t ranges)
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
244 {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
245 u_char *p;
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
246 off_t start, end, size, content_length;
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
247 ngx_uint_t suffix;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
248 ngx_http_range_t *range;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
249
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
250 p = r->headers_in.range->value.data + 6;
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
251 size = 0;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
252 content_length = r->headers_out.content_length_n;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
253
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
254 for ( ;; ) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
255 start = 0;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
256 end = 0;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
257 suffix = 0;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
258
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
259 while (*p == ' ') { p++; }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
260
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
261 if (*p != '-') {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
262 if (*p < '0' || *p > '9') {
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
263 return NGX_HTTP_RANGE_NOT_SATISFIABLE;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
264 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
265
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
266 while (*p >= '0' && *p <= '9') {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
267 start = start * 10 + *p++ - '0';
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
268 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
269
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
270 while (*p == ' ') { p++; }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
271
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
272 if (*p++ != '-') {
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
273 return NGX_HTTP_RANGE_NOT_SATISFIABLE;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
274 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
275
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
276 while (*p == ' ') { p++; }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
277
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
278 if (*p == ',' || *p == '\0') {
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
279 end = content_length;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
280 goto found;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
281 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
282
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
283 } else {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
284 suffix = 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
285 p++;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
286 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
287
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
288 if (*p < '0' || *p > '9') {
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
289 return NGX_HTTP_RANGE_NOT_SATISFIABLE;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
290 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
291
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
292 while (*p >= '0' && *p <= '9') {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
293 end = end * 10 + *p++ - '0';
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
294 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
295
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
296 while (*p == ' ') { p++; }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
297
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
298 if (*p != ',' && *p != '\0') {
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
299 return NGX_HTTP_RANGE_NOT_SATISFIABLE;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
300 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
301
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
302 if (suffix) {
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
303 start = content_length - end;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
304 end = content_length - 1;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
305 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
306
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
307 if (end >= content_length) {
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
308 end = content_length;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
309
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
310 } else {
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
311 end++;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
312 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
313
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
314 found:
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
315
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
316 if (start < end) {
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
317 range = ngx_array_push(&ctx->ranges);
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
318 if (range == NULL) {
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
319 return NGX_ERROR;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
320 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
321
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
322 range->start = start;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
323 range->end = end;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
324
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
325 size += end - start;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
326
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
327 if (ranges-- == 0) {
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
328 return NGX_DECLINED;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
329 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
330 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
331
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
332 if (*p++ != ',') {
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
333 break;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
334 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
335 }
636
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
336
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
337 if (ctx->ranges.nelts == 0) {
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
338 return NGX_HTTP_RANGE_NOT_SATISFIABLE;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
339 }
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
340
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
341 if (size > content_length) {
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
342 return NGX_DECLINED;
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
343 }
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
344
943566b4d82e nginx 1.1.2
Igor Sysoev <http://sysoev.ru>
parents: 570
diff changeset
345 return NGX_OK;
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
346 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
347
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
348
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
349 static ngx_int_t
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
350 ngx_http_range_singlepart_header(ngx_http_request_t *r,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
351 ngx_http_range_filter_ctx_t *ctx)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
352 {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
353 ngx_table_elt_t *content_range;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
354 ngx_http_range_t *range;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
355
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
356 content_range = ngx_list_push(&r->headers_out.headers);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
357 if (content_range == NULL) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
358 return NGX_ERROR;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
359 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
360
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
361 r->headers_out.content_range = content_range;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
362
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
363 content_range->hash = 1;
570
8246d8a2c2be nginx 0.8.37
Igor Sysoev <http://sysoev.ru>
parents: 494
diff changeset
364 ngx_str_set(&content_range->key, "Content-Range");
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
365
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
366 content_range->value.data = ngx_pnalloc(r->pool,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
367 sizeof("bytes -/") - 1 + 3 * NGX_OFF_T_LEN);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
368 if (content_range->value.data == NULL) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
369 return NGX_ERROR;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
370 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
371
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
372 /* "Content-Range: bytes SSSS-EEEE/TTTT" header */
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
373
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
374 range = ctx->ranges.elts;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
375
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
376 content_range->value.len = ngx_sprintf(content_range->value.data,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
377 "bytes %O-%O/%O",
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
378 range->start, range->end - 1,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
379 r->headers_out.content_length_n)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
380 - content_range->value.data;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
381
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
382 r->headers_out.content_length_n = range->end - range->start;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
383
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
384 if (r->headers_out.content_length) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
385 r->headers_out.content_length->hash = 0;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
386 r->headers_out.content_length = NULL;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
387 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
388
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
389 return ngx_http_next_header_filter(r);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
390 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
391
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
392
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
393 static ngx_int_t
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
394 ngx_http_range_multipart_header(ngx_http_request_t *r,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
395 ngx_http_range_filter_ctx_t *ctx)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
396 {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
397 size_t len;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
398 ngx_uint_t i;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
399 ngx_http_range_t *range;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
400 ngx_atomic_uint_t boundary;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
401
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
402 len = sizeof(CRLF "--") - 1 + NGX_ATOMIC_T_LEN
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
403 + sizeof(CRLF "Content-Type: ") - 1
58
b55cbf18157e nginx 0.1.29
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
404 + r->headers_out.content_type.len
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
405 + sizeof(CRLF "Content-Range: bytes ") - 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
406
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
407 if (r->headers_out.charset.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
408 len += sizeof("; charset=") - 1 + r->headers_out.charset.len;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
409 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
410
382
984bb0b1399b nginx 0.7.3
Igor Sysoev <http://sysoev.ru>
parents: 346
diff changeset
411 ctx->boundary_header.data = ngx_pnalloc(r->pool, len);
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
412 if (ctx->boundary_header.data == NULL) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
413 return NGX_ERROR;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
414 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
415
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
416 boundary = ngx_next_temp_number(0);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
417
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
418 /*
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
419 * The boundary header of the range:
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
420 * CRLF
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
421 * "--0123456789" CRLF
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
422 * "Content-Type: image/jpeg" CRLF
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
423 * "Content-Range: bytes "
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
424 */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
425
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
426 if (r->headers_out.charset.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
427 ctx->boundary_header.len = ngx_sprintf(ctx->boundary_header.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
428 CRLF "--%0muA" CRLF
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
429 "Content-Type: %V; charset=%V" CRLF
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
430 "Content-Range: bytes ",
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
431 boundary,
58
b55cbf18157e nginx 0.1.29
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
432 &r->headers_out.content_type,
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
433 &r->headers_out.charset)
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
434 - ctx->boundary_header.data;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
435
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
436 r->headers_out.charset.len = 0;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
437
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
438 } else if (r->headers_out.content_type.len) {
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
439 ctx->boundary_header.len = ngx_sprintf(ctx->boundary_header.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
440 CRLF "--%0muA" CRLF
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
441 "Content-Type: %V" CRLF
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
442 "Content-Range: bytes ",
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
443 boundary,
58
b55cbf18157e nginx 0.1.29
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
444 &r->headers_out.content_type)
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
445 - ctx->boundary_header.data;
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
446
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
447 } else {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
448 ctx->boundary_header.len = ngx_sprintf(ctx->boundary_header.data,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
449 CRLF "--%0muA" CRLF
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
450 "Content-Range: bytes ",
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
451 boundary)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
452 - ctx->boundary_header.data;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
453 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
454
58
b55cbf18157e nginx 0.1.29
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
455 r->headers_out.content_type.data =
382
984bb0b1399b nginx 0.7.3
Igor Sysoev <http://sysoev.ru>
parents: 346
diff changeset
456 ngx_pnalloc(r->pool,
984bb0b1399b nginx 0.7.3
Igor Sysoev <http://sysoev.ru>
parents: 346
diff changeset
457 sizeof("Content-Type: multipart/byteranges; boundary=") - 1
984bb0b1399b nginx 0.7.3
Igor Sysoev <http://sysoev.ru>
parents: 346
diff changeset
458 + NGX_ATOMIC_T_LEN);
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
459
58
b55cbf18157e nginx 0.1.29
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
460 if (r->headers_out.content_type.data == NULL) {
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
461 return NGX_ERROR;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
462 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
463
494
499474178a11 nginx 0.7.59
Igor Sysoev <http://sysoev.ru>
parents: 464
diff changeset
464 r->headers_out.content_type_lowcase = NULL;
499474178a11 nginx 0.7.59
Igor Sysoev <http://sysoev.ru>
parents: 464
diff changeset
465
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
466 /* "Content-Type: multipart/byteranges; boundary=0123456789" */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
467
58
b55cbf18157e nginx 0.1.29
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
468 r->headers_out.content_type.len =
b55cbf18157e nginx 0.1.29
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
469 ngx_sprintf(r->headers_out.content_type.data,
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
470 "multipart/byteranges; boundary=%0muA",
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
471 boundary)
58
b55cbf18157e nginx 0.1.29
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
472 - r->headers_out.content_type.data;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
473
494
499474178a11 nginx 0.7.59
Igor Sysoev <http://sysoev.ru>
parents: 464
diff changeset
474 r->headers_out.content_type_len = r->headers_out.content_type.len;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
475
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
476 /* the size of the last boundary CRLF "--0123456789--" CRLF */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
477
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
478 len = sizeof(CRLF "--") - 1 + NGX_ATOMIC_T_LEN + sizeof("--" CRLF) - 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
479
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
480 range = ctx->ranges.elts;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
481 for (i = 0; i < ctx->ranges.nelts; i++) {
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
482
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
483 /* the size of the range: "SSSS-EEEE/TTTT" CRLF CRLF */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
484
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
485 range[i].content_range.data =
382
984bb0b1399b nginx 0.7.3
Igor Sysoev <http://sysoev.ru>
parents: 346
diff changeset
486 ngx_pnalloc(r->pool, 3 * NGX_OFF_T_LEN + 2 + 4);
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
487
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
488 if (range[i].content_range.data == NULL) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
489 return NGX_ERROR;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
490 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
491
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
492 range[i].content_range.len = ngx_sprintf(range[i].content_range.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
493 "%O-%O/%O" CRLF CRLF,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
494 range[i].start, range[i].end - 1,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
495 r->headers_out.content_length_n)
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
496 - range[i].content_range.data;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
497
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
498 len += ctx->boundary_header.len + range[i].content_range.len
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
499 + (size_t) (range[i].end - range[i].start);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
500 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
501
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
502 r->headers_out.content_length_n = len;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
503
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
504 if (r->headers_out.content_length) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
505 r->headers_out.content_length->hash = 0;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
506 r->headers_out.content_length = NULL;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
507 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
508
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
509 return ngx_http_next_header_filter(r);
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
510 }
346
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
511
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
512
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
513 static ngx_int_t
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
514 ngx_http_range_not_satisfiable(ngx_http_request_t *r)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
515 {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
516 ngx_table_elt_t *content_range;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
517
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
518 r->headers_out.status = NGX_HTTP_RANGE_NOT_SATISFIABLE;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
519
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
520 content_range = ngx_list_push(&r->headers_out.headers);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
521 if (content_range == NULL) {
346
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
522 return NGX_ERROR;
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
523 }
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
524
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
525 r->headers_out.content_range = content_range;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
526
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
527 content_range->hash = 1;
570
8246d8a2c2be nginx 0.8.37
Igor Sysoev <http://sysoev.ru>
parents: 494
diff changeset
528 ngx_str_set(&content_range->key, "Content-Range");
346
05693816539c nginx 0.6.17
Igor Sysoev <http://sysoev.ru>
parents: 300
diff changeset
529
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
530 content_range->value.data = ngx_pnalloc(r->pool,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
531 sizeof("bytes */") - 1 + NGX_OFF_T_LEN);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
532 if (content_range->value.data == NULL) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
533 return NGX_ERROR;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
534 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
535
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
536 content_range->value.len = ngx_sprintf(content_range->value.data,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
537 "bytes */%O",
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
538 r->headers_out.content_length_n)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
539 - content_range->value.data;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
540
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
541 ngx_http_clear_content_length(r);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
542
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
543 return NGX_HTTP_RANGE_NOT_SATISFIABLE;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
544 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
545
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
546
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
547 static ngx_int_t
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
548 ngx_http_range_body_filter(ngx_http_request_t *r, ngx_chain_t *in)
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
549 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
550 ngx_http_range_filter_ctx_t *ctx;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
551
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
552 if (in == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
553 return ngx_http_next_body_filter(r, in);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
554 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
555
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
556 ctx = ngx_http_get_module_ctx(r, ngx_http_range_body_filter_module);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
557
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
558 if (ctx == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
559 return ngx_http_next_body_filter(r, in);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
560 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
561
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
562 if (ctx->ranges.nelts == 1) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
563 return ngx_http_range_singlepart_body(r, ctx, in);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
564 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
565
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
566 /*
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
567 * multipart ranges are supported only if whole body is in a single buffer
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
568 */
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
569
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
570 if (ngx_buf_special(in->buf)) {
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
571 return ngx_http_next_body_filter(r, in);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
572 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
573
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
574 if (ngx_http_range_test_overlapped(r, ctx, in) != NGX_OK) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
575 return NGX_ERROR;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
576 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
577
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
578 return ngx_http_range_multipart_body(r, ctx, in);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
579 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
580
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
581
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
582 static ngx_int_t
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
583 ngx_http_range_test_overlapped(ngx_http_request_t *r,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
584 ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
585 {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
586 off_t start, last;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
587 ngx_buf_t *buf;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
588 ngx_uint_t i;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
589 ngx_http_range_t *range;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
590
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
591 if (ctx->offset) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
592 goto overlapped;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
593 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
594
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
595 buf = in->buf;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
596
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
597 if (!buf->last_buf) {
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
598 start = ctx->offset;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
599 last = ctx->offset + ngx_buf_size(buf);
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
600
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
601 range = ctx->ranges.elts;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
602 for (i = 0; i < ctx->ranges.nelts; i++) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
603 if (start > range[i].start || last < range[i].end) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
604 goto overlapped;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
605 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
606 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
607 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
608
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
609 ctx->offset = ngx_buf_size(buf);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
610
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
611 return NGX_OK;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
612
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
613 overlapped:
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
614
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
615 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
616 "range in overlapped buffers");
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
617
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
618 return NGX_ERROR;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
619 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
620
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
621
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
622 static ngx_int_t
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
623 ngx_http_range_singlepart_body(ngx_http_request_t *r,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
624 ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
625 {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
626 off_t start, last;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
627 ngx_buf_t *buf;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
628 ngx_chain_t *out, *cl, **ll;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
629 ngx_http_range_t *range;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
630
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
631 out = NULL;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
632 ll = &out;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
633 range = ctx->ranges.elts;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
634
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
635 for (cl = in; cl; cl = cl->next) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
636
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
637 buf = cl->buf;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
638
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
639 start = ctx->offset;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
640 last = ctx->offset + ngx_buf_size(buf);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
641
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
642 ctx->offset = last;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
643
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
644 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
645 "http range body buf: %O-%O", start, last);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
646
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
647 if (ngx_buf_special(buf)) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
648 *ll = cl;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
649 ll = &cl->next;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
650 continue;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
651 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
652
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
653 if (range->end <= start || range->start >= last) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
654
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
655 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
656 "http range body skip");
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
657
412
b246022ef454 nginx 0.7.18
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
658 if (buf->in_file) {
b246022ef454 nginx 0.7.18
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
659 buf->file_pos = buf->file_last;
b246022ef454 nginx 0.7.18
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
660 }
b246022ef454 nginx 0.7.18
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
661
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
662 buf->pos = buf->last;
412
b246022ef454 nginx 0.7.18
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
663 buf->sync = 1;
b246022ef454 nginx 0.7.18
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
664
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
665 continue;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
666 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
667
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
668 if (range->start > start) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
669
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
670 if (buf->in_file) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
671 buf->file_pos += range->start - start;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
672 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
673
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
674 if (ngx_buf_in_memory(buf)) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
675 buf->pos += (size_t) (range->start - start);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
676 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
677 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
678
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
679 if (range->end <= last) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
680
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
681 if (buf->in_file) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
682 buf->file_last -= last - range->end;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
683 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
684
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
685 if (ngx_buf_in_memory(buf)) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
686 buf->last -= (size_t) (last - range->end);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
687 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
688
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
689 buf->last_buf = 1;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
690 *ll = cl;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
691 cl->next = NULL;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
692
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
693 break;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
694 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
695
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
696 *ll = cl;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
697 ll = &cl->next;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
698 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
699
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
700 if (out == NULL) {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
701 return NGX_OK;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
702 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
703
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
704 return ngx_http_next_body_filter(r, out);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
705 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
706
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
707
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
708 static ngx_int_t
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
709 ngx_http_range_multipart_body(ngx_http_request_t *r,
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
710 ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
711 {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
712 ngx_buf_t *b, *buf;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
713 ngx_uint_t i;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
714 ngx_chain_t *out, *hcl, *rcl, *dcl, **ll;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
715 ngx_http_range_t *range;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
716
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
717 ll = &out;
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
718 buf = in->buf;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 382
diff changeset
719 range = ctx->ranges.elts;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
720
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
721 for (i = 0; i < ctx->ranges.nelts; i++) {
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
722
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
723 /*
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
724 * The boundary header of the range:
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
725 * CRLF
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
726 * "--0123456789" CRLF
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
727 * "Content-Type: image/jpeg" CRLF
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
728 * "Content-Range: bytes "
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
729 */
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
730
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
731 b = ngx_calloc_buf(r->pool);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
732 if (b == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
733 return NGX_ERROR;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
734 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
735
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
736 b->memory = 1;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
737 b->pos = ctx->boundary_header.data;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
738 b->last = ctx->boundary_header.data + ctx->boundary_header.len;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
739
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
740 hcl = ngx_alloc_chain_link(r->pool);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
741 if (hcl == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
742 return NGX_ERROR;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
743 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
744
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
745 hcl->buf = b;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
746
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
747
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
748 /* "SSSS-EEEE/TTTT" CRLF CRLF */
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
749
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
750 b = ngx_calloc_buf(r->pool);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
751 if (b == NULL) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
752 return NGX_ERROR;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
753 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
754
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
755 b->temporary = 1;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
756 b->pos = range[i].content_range.data;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
757 b->last = range[i].content_range.data + range[i].content_range.len;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
758
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
759 rcl = ngx_alloc_chain_link(r->pool);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
760 if (rcl == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
761 return NGX_ERROR;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
762 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
763
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
764 rcl->buf = b;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
765
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
766
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
767 /* the range data */
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
768
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
769 b = ngx_calloc_buf(r->pool);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
770 if (b == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
771 return NGX_ERROR;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
772 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
773
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
774 b->in_file = buf->in_file;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
775 b->temporary = buf->temporary;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
776 b->memory = buf->memory;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
777 b->mmap = buf->mmap;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
778 b->file = buf->file;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
779
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
780 if (buf->in_file) {
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
781 b->file_pos = buf->file_pos + range[i].start;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
782 b->file_last = buf->file_pos + range[i].end;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
783 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
784
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
785 if (ngx_buf_in_memory(buf)) {
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
786 b->pos = buf->pos + (size_t) range[i].start;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
787 b->last = buf->pos + (size_t) range[i].end;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
788 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
789
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
790 dcl = ngx_alloc_chain_link(r->pool);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
791 if (dcl == NULL) {
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
792 return NGX_ERROR;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
793 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
794
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
795 dcl->buf = b;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
796
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
797 *ll = hcl;
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
798 hcl->next = rcl;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
799 rcl->next = dcl;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
800 ll = &dcl->next;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
801 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
802
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
803 /* the last boundary CRLF "--0123456789--" CRLF */
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
804
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
805 b = ngx_calloc_buf(r->pool);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
806 if (b == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
807 return NGX_ERROR;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
808 }
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
809
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
810 b->temporary = 1;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
811 b->last_buf = 1;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
812
382
984bb0b1399b nginx 0.7.3
Igor Sysoev <http://sysoev.ru>
parents: 346
diff changeset
813 b->pos = ngx_pnalloc(r->pool, sizeof(CRLF "--") - 1 + NGX_ATOMIC_T_LEN
984bb0b1399b nginx 0.7.3
Igor Sysoev <http://sysoev.ru>
parents: 346
diff changeset
814 + sizeof("--" CRLF) - 1);
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
815 if (b->pos == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
816 return NGX_ERROR;
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
817 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
818
300
cba14c1e2a4b nginx 0.5.20
Igor Sysoev <http://sysoev.ru>
parents: 286
diff changeset
819 b->last = ngx_cpymem(b->pos, ctx->boundary_header.data,
cba14c1e2a4b nginx 0.5.20
Igor Sysoev <http://sysoev.ru>
parents: 286
diff changeset
820 sizeof(CRLF "--") - 1 + NGX_ATOMIC_T_LEN);
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
821 *b->last++ = '-'; *b->last++ = '-';
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
822 *b->last++ = CR; *b->last++ = LF;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
823
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
824 hcl = ngx_alloc_chain_link(r->pool);
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
825 if (hcl == NULL) {
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
826 return NGX_ERROR;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
827 }
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
828
272
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
829 hcl->buf = b;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
830 hcl->next = NULL;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
831
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
832 *ll = hcl;
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
833
29a6403156b0 nginx 0.5.6
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
834 return ngx_http_next_body_filter(r, out);
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
835 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
836
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
837
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
838 static ngx_int_t
230
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 206
diff changeset
839 ngx_http_range_header_filter_init(ngx_conf_t *cf)
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
840 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
841 ngx_http_next_header_filter = ngx_http_top_header_filter;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
842 ngx_http_top_header_filter = ngx_http_range_header_filter;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
843
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
844 return NGX_OK;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
845 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
846
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
847
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
848 static ngx_int_t
230
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 206
diff changeset
849 ngx_http_range_body_filter_init(ngx_conf_t *cf)
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
850 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
851 ngx_http_next_body_filter = ngx_http_top_body_filter;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
852 ngx_http_top_body_filter = ngx_http_range_body_filter;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
853
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
854 return NGX_OK;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
855 }