annotate src/http/ngx_http_header_filter_module.c @ 50:72eb30262aac NGINX_0_1_25

nginx 0.1.25 *) Bugfix: nginx did run on Linux parisc. *) Feature: nginx now does not start under FreeBSD if the sysctl kern.ipc.somaxconn value is too big. *) Bugfix: if a request was internally redirected by the ngx_http_index_module module to the ngx_http_proxy_module or ngx_http_fastcgi_module modules, then the index file was not closed after request completion. *) Feature: the "proxy_pass" can be used in location with regular expression. *) Feature: the ngx_http_rewrite_filter_module module supports the condition like "if ($HTTP_USER_AGENT ~ MSIE)". *) Bugfix: nginx started too slow if the large number of addresses and text values were used in the "geo" directive. *) Change: a variable name must be declared as "$name" in the "geo" directive. The previous variant without "$" is still supported, but will be removed soon. *) Feature: the "%{VARIABLE}v" logging parameter. *) Feature: the "set $name value" directive. *) Bugfix: gcc 4.0 compatibility. *) Feature: the --with-openssl-opt=OPTIONS autoconfiguration directive.
author Igor Sysoev <http://sysoev.ru>
date Sat, 19 Mar 2005 00:00:00 +0300
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children b55cbf18157e
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_http.h>
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10 #include <nginx.h>
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11
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12
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13 static ngx_int_t ngx_http_header_filter_init(ngx_cycle_t *cycle);
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14 static ngx_int_t ngx_http_header_filter(ngx_http_request_t *r);
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15
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16
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17 static ngx_http_module_t ngx_http_header_filter_module_ctx = {
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18 NULL, /* pre conf */
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19
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20 NULL, /* create main configuration */
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21 NULL, /* init main configuration */
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22
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23 NULL, /* create server configuration */
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24 NULL, /* merge server configuration */
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25
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26 NULL, /* create location configuration */
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27 NULL, /* merge location configuration */
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28 };
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29
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31 ngx_module_t ngx_http_header_filter_module = {
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32 NGX_MODULE,
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33 &ngx_http_header_filter_module_ctx, /* module context */
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34 NULL, /* module directives */
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35 NGX_HTTP_MODULE, /* module type */
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36 ngx_http_header_filter_init, /* init module */
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37 NULL /* init process */
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38 };
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39
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40
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41 static char server_string[] = "Server: " NGINX_VER CRLF;
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42
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43
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44 static ngx_str_t http_codes[] = {
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45
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46 ngx_string("200 OK"),
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47 ngx_null_string, /* "201 Created" */
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48 ngx_null_string, /* "202 Accepted" */
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49 ngx_null_string, /* "203 Non-Authoritative Information" */
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50 ngx_null_string, /* "204 No Content" */
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51 ngx_null_string, /* "205 Reset Content" */
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52 ngx_string("206 Partial Content"),
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53
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54 /* ngx_null_string, */ /* "207 Multi-Status" */
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55
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56 #define NGX_HTTP_LEVEL_200 7
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57
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58 /* ngx_null_string, */ /* "300 Multiple Choices" */
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59
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60 ngx_string("301 Moved Permanently"),
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61 ngx_string("302 Moved Temporarily"),
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62 ngx_null_string, /* "303 See Other" */
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63 ngx_string("304 Not Modified"),
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64
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65 /* ngx_null_string, */ /* "305 Use Proxy" */
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66 /* ngx_null_string, */ /* "306 unused" */
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67 /* ngx_null_string, */ /* "307 Temporary Redirect" */
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68
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69 #define NGX_HTTP_LEVEL_300 4
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70
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71 ngx_string("400 Bad Request"),
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72 ngx_string("401 Unauthorized"),
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73 ngx_string("402 Payment Required"),
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74 ngx_string("403 Forbidden"),
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75 ngx_string("404 Not Found"),
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76 ngx_string("405 Not Allowed"),
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77 ngx_string("406 Not Acceptable"),
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78 ngx_null_string, /* "407 Proxy Authentication Required" */
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79 ngx_string("408 Request Time-out"),
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80 ngx_null_string, /* "409 Conflict" */
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81 ngx_string("410 Gone"),
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82 ngx_string("411 Length Required"),
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83 ngx_null_string, /* "412 Precondition Failed" */
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84 ngx_string("413 Request Entity Too Large"),
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85 ngx_null_string, /* "414 Request-URI Too Large", but we never send it
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86 * because we treat such requests as the HTTP/0.9
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87 * requests and send only a body without a header
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88 */
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89 ngx_null_string, /* "415 Unsupported Media Type" */
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90 ngx_string("416 Requested Range Not Satisfiable"),
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91
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92 /* ngx_null_string, */ /* "417 Expectation Failed" */
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93 /* ngx_null_string, */ /* "418 unused" */
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94 /* ngx_null_string, */ /* "419 unused" */
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95 /* ngx_null_string, */ /* "420 unused" */
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96 /* ngx_null_string, */ /* "421 unused" */
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97 /* ngx_null_string, */ /* "422 Unprocessable Entity" */
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98 /* ngx_null_string, */ /* "423 Locked" */
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99 /* ngx_null_string, */ /* "424 Failed Dependency" */
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100
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101 #define NGX_HTTP_LEVEL_400 17
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102
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103 ngx_string("500 Internal Server Error"),
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104 ngx_string("501 Method Not Implemented"),
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105 ngx_string("502 Bad Gateway"),
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106 ngx_string("503 Service Temporarily Unavailable"),
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107 ngx_string("504 Gateway Time-out")
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108
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109 /* ngx_null_string, */ /* "505 HTTP Version Not Supported" */
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110 /* ngx_null_string, */ /* "506 Variant Also Negotiates" */
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111 /* ngx_null_string, */ /* "507 Insufficient Storage" */
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112 /* ngx_null_string, */ /* "508 unused" */
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113 /* ngx_null_string, */ /* "509 unused" */
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114 /* ngx_null_string, */ /* "510 Not Extended" */
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115 };
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116
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117
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118 ngx_http_header_t ngx_http_headers_out[] = {
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119 { ngx_string("Server"), offsetof(ngx_http_headers_out_t, server) },
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120 { ngx_string("Date"), offsetof(ngx_http_headers_out_t, date) },
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121 { ngx_string("Content-Type"),
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122 offsetof(ngx_http_headers_out_t, content_type) },
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123 { ngx_string("Content-Length"),
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124 offsetof(ngx_http_headers_out_t, content_length) },
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125 { ngx_string("Content-Encoding"),
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126 offsetof(ngx_http_headers_out_t, content_encoding) },
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127 { ngx_string("Location"), offsetof(ngx_http_headers_out_t, location) },
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128 { ngx_string("Last-Modified"),
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129 offsetof(ngx_http_headers_out_t, last_modified) },
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130 { ngx_string("Accept-Ranges"),
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131 offsetof(ngx_http_headers_out_t, accept_ranges) },
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132 { ngx_string("Expires"), offsetof(ngx_http_headers_out_t, expires) },
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133 { ngx_string("Cache-Control"),
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134 offsetof(ngx_http_headers_out_t, cache_control) },
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135 { ngx_string("ETag"), offsetof(ngx_http_headers_out_t, etag) },
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136
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137 { ngx_null_string, 0 }
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138 };
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139
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140
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141 static ngx_int_t
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142 ngx_http_header_filter(ngx_http_request_t *r)
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143 {
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144 u_char *p;
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145 size_t len;
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146 ngx_uint_t status, i;
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147 ngx_buf_t *b;
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diff changeset
148 ngx_chain_t out;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
149 ngx_list_part_t *part;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
150 ngx_table_elt_t *header;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
151 ngx_http_core_loc_conf_t *clcf;
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 return NGX_OK;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
155 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
156
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
157 if (r->method == NGX_HTTP_HEAD) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
158 r->header_only = 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
159 }
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 if (r->headers_out.last_modified_time != -1) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
162 if (r->headers_out.status != NGX_HTTP_OK
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
163 && r->headers_out.status != NGX_HTTP_NOT_MODIFIED
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
164 && r->headers_out.status != NGX_HTTP_PARTIAL_CONTENT)
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
165 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
166 r->headers_out.last_modified_time = -1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
167 r->headers_out.last_modified = NULL;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
168 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
169 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
170
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
171 len = sizeof("HTTP/1.x ") - 1 + sizeof(CRLF) - 1
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
172 /* the end of the header */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
173 + sizeof(CRLF) - 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
174
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
175 /* status line */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
176
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
177 if (r->headers_out.status_line.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
178 len += r->headers_out.status_line.len;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
179 #if (NGX_SUPPRESS_WARN)
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
180 status = NGX_INVALID_ARRAY_INDEX;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
181 #endif
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
182
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
183 } else {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
184
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
185 if (r->headers_out.status < NGX_HTTP_MOVED_PERMANENTLY) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
186 /* 2XX */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
187 status = r->headers_out.status - NGX_HTTP_OK;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
188
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
189 } else if (r->headers_out.status < NGX_HTTP_BAD_REQUEST) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
190 /* 3XX */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
191 status = r->headers_out.status - NGX_HTTP_MOVED_PERMANENTLY
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
192 + NGX_HTTP_LEVEL_200;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
193
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
194 if (r->headers_out.status == NGX_HTTP_NOT_MODIFIED) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
195 r->header_only = 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
196 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
197
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
198 } else if (r->headers_out.status < NGX_HTTP_INTERNAL_SERVER_ERROR) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
199 /* 4XX */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
200 status = r->headers_out.status - NGX_HTTP_BAD_REQUEST
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
201 + NGX_HTTP_LEVEL_200
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
202 + NGX_HTTP_LEVEL_300;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
203
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
204 } else {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
205 /* 5XX */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
206 status = r->headers_out.status - NGX_HTTP_INTERNAL_SERVER_ERROR
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
207 + NGX_HTTP_LEVEL_200
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
208 + NGX_HTTP_LEVEL_300
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
209 + NGX_HTTP_LEVEL_400;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
210 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
211
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
212 len += http_codes[status].len;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
213 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
214
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
215 if (r->headers_out.server && r->headers_out.server->key.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
216 len += r->headers_out.server->key.len
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
217 + r->headers_out.server->value.len + 2;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
218 } else {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
219 len += sizeof(server_string) - 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
220 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
221
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
222 if (r->headers_out.date && r->headers_out.date->key.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
223 len += r->headers_out.date->key.len
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
224 + r->headers_out.date->value.len + 2;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
225 } else {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
226 len += sizeof("Date: Mon, 28 Sep 1970 06:00:00 GMT" CRLF) - 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
227 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
228
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
229 if (r->headers_out.content_length == NULL) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
230 if (r->headers_out.content_length_n >= 0) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
231 len += sizeof("Content-Length: ") - 1 + NGX_OFF_T_LEN + 2;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
232 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
233 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
234
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
235 if (r->headers_out.content_type && r->headers_out.content_type->value.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
236 r->headers_out.content_type->key.len = 0;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
237 len += sizeof("Content-Type: ") - 1
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
238 + r->headers_out.content_type->value.len + 2;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
239
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
240 if (r->headers_out.charset.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
241 len += sizeof("; charset=") - 1 + r->headers_out.charset.len;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
242 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
243 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
244
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
245 if (r->headers_out.location
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
246 && r->headers_out.location->value.len
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
247 && r->headers_out.location->value.data[0] == '/')
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
248 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
249 r->headers_out.location->key.len = 0;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
250 len += sizeof("Location: http://") - 1
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
251 + r->server_name.len + r->headers_out.location->value.len + 2;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
252
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
253 if (r->port != 80) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
254 len += r->port_text->len;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
255 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
256 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
257
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
258 if (r->headers_out.last_modified && r->headers_out.last_modified->key.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
259 len += r->headers_out.last_modified->key.len
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
260 + r->headers_out.last_modified->value.len + 2;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
261
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
262 } else if (r->headers_out.last_modified_time != -1) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
263 len += sizeof("Last-Modified: Mon, 28 Sep 1970 06:00:00 GMT" CRLF) - 1;
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 if (r->chunked) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
267 len += sizeof("Transfer-Encoding: chunked" CRLF) - 1;
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 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
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 (r->keepalive) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
273 len += sizeof("Connection: keep-alive" CRLF) - 1;
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 * MSIE and Opera ignore the "Keep-Alive: timeout=<N>" header.
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
277 * MSIE keeps the connection alive for about 60-65 seconds.
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
278 * Opera keeps the connection alive very long.
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
279 * Mozilla keeps the connection alive for N plus about 1-10 seconds.
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
280 * Konqueror keeps the connection alive for about N seconds.
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 if (clcf->keepalive_header) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
284 len += sizeof("Keep-Alive: timeout=") - 1 + NGX_TIME_T_LEN + 2;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
285 }
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 } else {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
288 len += sizeof("Connection: closed" CRLF) - 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
289 }
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 part = &r->headers_out.headers.part;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
292 header = part->elts;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
293
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
294 for (i = 0; /* void */; i++) {
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 if (i >= part->nelts) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
297 if (part->next == NULL) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
298 break;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
299 }
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 part = part->next;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
302 header = part->elts;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
303 i = 0;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
304 }
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 if (header[i].key.len == 0) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
307 continue;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
308 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
309
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
310 len += header[i].key.len + sizeof(": ") - 1 + header[i].value.len
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
311 + sizeof(CRLF) - 1;
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
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
314 b = ngx_create_temp_buf(r->pool, len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
315 if (b == NULL) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
316 return NGX_ERROR;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
317 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
318
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
319 /* "HTTP/1.x " */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
320 b->last = ngx_cpymem(b->last, "HTTP/1.1 ", sizeof("HTTP/1.x ") - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
321
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
322 /* status line */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
323 if (r->headers_out.status_line.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
324 b->last = ngx_cpymem(b->last, r->headers_out.status_line.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
325 r->headers_out.status_line.len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
326
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
327 } else {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
328 b->last = ngx_cpymem(b->last, http_codes[status].data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
329 http_codes[status].len);
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 *b->last++ = CR; *b->last++ = LF;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
332
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
333 if (!(r->headers_out.server && r->headers_out.server->key.len)) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
334 b->last = ngx_cpymem(b->last, server_string, sizeof(server_string) - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
335 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
336
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
337 if (!(r->headers_out.date && r->headers_out.date->key.len)) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
338 b->last = ngx_cpymem(b->last, "Date: ", sizeof("Date: ") - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
339 b->last = ngx_cpymem(b->last, ngx_cached_http_time.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
340 ngx_cached_http_time.len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
341
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
342 *b->last++ = CR; *b->last++ = LF;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
343 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
344
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
345 if (r->headers_out.content_length == NULL) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
346 if (r->headers_out.content_length_n >= 0) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
347 b->last = ngx_sprintf(b->last, "Content-Length: %O" CRLF,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
348 r->headers_out.content_length_n);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
349 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
350 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
351
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
352 if (r->headers_out.content_type && r->headers_out.content_type->value.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
353 b->last = ngx_cpymem(b->last, "Content-Type: ",
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
354 sizeof("Content-Type: ") - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
355 p = b->last;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
356 b->last = ngx_cpymem(b->last, r->headers_out.content_type->value.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
357 r->headers_out.content_type->value.len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
358
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
359 if (r->headers_out.charset.len) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
360 b->last = ngx_cpymem(b->last, "; charset=",
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
361 sizeof("; charset=") - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
362 b->last = ngx_cpymem(b->last, r->headers_out.charset.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
363 r->headers_out.charset.len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
364
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
365 r->headers_out.content_type->value.len = b->last - p;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
366 r->headers_out.content_type->value.data = p;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
367 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
368
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
369 *b->last++ = CR; *b->last++ = LF;
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
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
372 if (r->headers_out.location
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
373 && r->headers_out.location->value.len
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
374 && r->headers_out.location->value.data[0] == '/')
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
375 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
376 p = b->last + sizeof("Location: ") - 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
377 b->last = ngx_cpymem(b->last, "Location: http://",
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
378 sizeof("Location: http://") - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
379 b->last = ngx_cpymem(b->last, r->server_name.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
380 r->server_name.len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
381 if (r->port != 80) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
382 b->last = ngx_cpymem(b->last, r->port_text->data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
383 r->port_text->len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
384 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
385
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
386 b->last = ngx_cpymem(b->last, r->headers_out.location->value.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
387 r->headers_out.location->value.len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
388
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
389 r->headers_out.location->value.len = b->last - p;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
390 r->headers_out.location->value.data = p;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
391
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
392 *b->last++ = CR; *b->last++ = LF;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
393 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
394
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
395 if (!(r->headers_out.last_modified && r->headers_out.last_modified->key.len)
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
396 && r->headers_out.last_modified_time != -1)
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
397 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
398 b->last = ngx_cpymem(b->last, "Last-Modified: ",
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
399 sizeof("Last-Modified: ") - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
400 b->last = ngx_http_time(b->last, r->headers_out.last_modified_time);
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 *b->last++ = CR; *b->last++ = LF;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
403 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
404
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
405 if (r->chunked) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
406 b->last = ngx_cpymem(b->last, "Transfer-Encoding: chunked" CRLF,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
407 sizeof("Transfer-Encoding: chunked" CRLF) - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
408 }
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 if (r->keepalive) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
411 b->last = ngx_cpymem(b->last, "Connection: keep-alive" CRLF,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
412 sizeof("Connection: keep-alive" CRLF) - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
413
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
414 if (clcf->keepalive_header) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
415 b->last = ngx_sprintf(b->last, "Keep-Alive: timeout=%T" CRLF,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
416 clcf->keepalive_header);
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 } else {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
420 b->last = ngx_cpymem(b->last, "Connection: close" CRLF,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
421 sizeof("Connection: close" CRLF) - 1);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
422 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
423
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
424 part = &r->headers_out.headers.part;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
425 header = part->elts;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
426
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
427 for (i = 0; /* void */; i++) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
428
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
429 if (i >= part->nelts) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
430 if (part->next == NULL) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
431 break;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
432 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
433
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
434 part = part->next;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
435 header = part->elts;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
436 i = 0;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
437 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
438
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
439 if (header[i].key.len == 0) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
440 continue;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
441 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
442
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
443 b->last = ngx_cpymem(b->last, header[i].key.data, header[i].key.len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
444 *b->last++ = ':' ; *b->last++ = ' ' ;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
445
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
446 b->last = ngx_cpymem(b->last, header[i].value.data,
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
447 header[i].value.len);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
448 *b->last++ = CR; *b->last++ = LF;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
449 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
450
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
451 #if (NGX_DEBUG)
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
452 *b->last = '\0';
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
453 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "%s\n", b->pos);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
454 #endif
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
455
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
456 /* the end of HTTP header */
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
457 *b->last++ = CR; *b->last++ = LF;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
458
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
459 r->header_size = b->last - b->pos;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
460
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
461 if (r->header_only) {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
462 b->last_buf = 1;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
463 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
464
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
465 out.buf = b;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
466 out.next = NULL;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
467
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
468 return ngx_http_write_filter(r, &out);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
469 }
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
470
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
471
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
472 static ngx_int_t
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
473 ngx_http_header_filter_init(ngx_cycle_t *cycle)
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
474 {
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
475 ngx_http_top_header_filter = ngx_http_header_filter;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
476
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
477 return NGX_OK;
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
478 }