annotate src/http/modules/ngx_http_headers_filter_module.c @ 7653:8409f9df6219

SSL: client certificate validation with OCSP (ticket #1534). OCSP validation for client certificates is enabled by the "ssl_ocsp" directive. OCSP responder can be optionally specified by "ssl_ocsp_responder". When session is reused, peer chain is not available for validation. If the verified chain contains certificates from the peer chain not available at the server, validation will fail.
author Roman Arutyunyan <arut@nginx.com>
date Fri, 22 May 2020 17:30:12 +0300
parents 6ba68ad8b24c
children ef6a3a99a81a
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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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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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12
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13 typedef struct ngx_http_header_val_s ngx_http_header_val_t;
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14
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15 typedef ngx_int_t (*ngx_http_set_header_pt)(ngx_http_request_t *r,
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16 ngx_http_header_val_t *hv, ngx_str_t *value);
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17
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18
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19 typedef struct {
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20 ngx_str_t name;
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21 ngx_uint_t offset;
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22 ngx_http_set_header_pt handler;
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23 } ngx_http_set_header_t;
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24
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25
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26 struct ngx_http_header_val_s {
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27 ngx_http_complex_value_t value;
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28 ngx_str_t key;
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29 ngx_http_set_header_pt handler;
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30 ngx_uint_t offset;
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31 ngx_uint_t always; /* unsigned always:1 */
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32 };
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33
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34
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35 typedef enum {
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36 NGX_HTTP_EXPIRES_OFF,
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37 NGX_HTTP_EXPIRES_EPOCH,
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38 NGX_HTTP_EXPIRES_MAX,
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39 NGX_HTTP_EXPIRES_ACCESS,
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40 NGX_HTTP_EXPIRES_MODIFIED,
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41 NGX_HTTP_EXPIRES_DAILY,
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42 NGX_HTTP_EXPIRES_UNSET
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43 } ngx_http_expires_t;
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44
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45
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46 typedef struct {
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47 ngx_http_expires_t expires;
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48 time_t expires_time;
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49 ngx_http_complex_value_t *expires_value;
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50 ngx_array_t *headers;
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51 ngx_array_t *trailers;
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52 } ngx_http_headers_conf_t;
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53
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54
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55 static ngx_int_t ngx_http_set_expires(ngx_http_request_t *r,
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56 ngx_http_headers_conf_t *conf);
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57 static ngx_int_t ngx_http_parse_expires(ngx_str_t *value,
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58 ngx_http_expires_t *expires, time_t *expires_time, char **err);
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59 static ngx_int_t ngx_http_add_multi_header_lines(ngx_http_request_t *r,
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60 ngx_http_header_val_t *hv, ngx_str_t *value);
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61 static ngx_int_t ngx_http_add_header(ngx_http_request_t *r,
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62 ngx_http_header_val_t *hv, ngx_str_t *value);
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63 static ngx_int_t ngx_http_set_last_modified(ngx_http_request_t *r,
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64 ngx_http_header_val_t *hv, ngx_str_t *value);
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65 static ngx_int_t ngx_http_set_response_header(ngx_http_request_t *r,
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66 ngx_http_header_val_t *hv, ngx_str_t *value);
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67
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68 static void *ngx_http_headers_create_conf(ngx_conf_t *cf);
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69 static char *ngx_http_headers_merge_conf(ngx_conf_t *cf,
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70 void *parent, void *child);
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71 static ngx_int_t ngx_http_headers_filter_init(ngx_conf_t *cf);
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72 static char *ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd,
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73 void *conf);
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74 static char *ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd,
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75 void *conf);
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76
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77
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78 static ngx_http_set_header_t ngx_http_set_headers[] = {
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79
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80 { ngx_string("Cache-Control"),
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81 offsetof(ngx_http_headers_out_t, cache_control),
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82 ngx_http_add_multi_header_lines },
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83
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84 { ngx_string("Link"),
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85 offsetof(ngx_http_headers_out_t, link),
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86 ngx_http_add_multi_header_lines },
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87
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88 { ngx_string("Last-Modified"),
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89 offsetof(ngx_http_headers_out_t, last_modified),
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90 ngx_http_set_last_modified },
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91
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92 { ngx_string("ETag"),
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93 offsetof(ngx_http_headers_out_t, etag),
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94 ngx_http_set_response_header },
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95
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96 { ngx_null_string, 0, NULL }
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97 };
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98
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99
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100 static ngx_command_t ngx_http_headers_filter_commands[] = {
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101
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102 { ngx_string("expires"),
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103 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
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104 |NGX_CONF_TAKE12,
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105 ngx_http_headers_expires,
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106 NGX_HTTP_LOC_CONF_OFFSET,
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107 0,
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108 NULL },
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109
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110 { ngx_string("add_header"),
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111 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
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112 |NGX_CONF_TAKE23,
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113 ngx_http_headers_add,
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114 NGX_HTTP_LOC_CONF_OFFSET,
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115 offsetof(ngx_http_headers_conf_t, headers),
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116 NULL },
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117
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118 { ngx_string("add_trailer"),
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119 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
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120 |NGX_CONF_TAKE23,
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diff changeset
121 ngx_http_headers_add,
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
122 NGX_HTTP_LOC_CONF_OFFSET,
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
123 offsetof(ngx_http_headers_conf_t, trailers),
7017
057ec63be834 Headers filter: style.
Piotr Sikora <piotrsikora@google.com>
parents: 6986
diff changeset
124 NULL },
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
125
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
126 ngx_null_command
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
127 };
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
128
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
129
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
130 static ngx_http_module_t ngx_http_headers_filter_module_ctx = {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
131 NULL, /* preconfiguration */
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
132 ngx_http_headers_filter_init, /* postconfiguration */
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
133
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
134 NULL, /* create main configuration */
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
135 NULL, /* init main configuration */
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
136
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
137 NULL, /* create server configuration */
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
138 NULL, /* merge server configuration */
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
139
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
140 ngx_http_headers_create_conf, /* create location configuration */
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
141 ngx_http_headers_merge_conf /* merge location configuration */
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
142 };
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
143
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
144
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
145 ngx_module_t ngx_http_headers_filter_module = {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
146 NGX_MODULE_V1,
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147 &ngx_http_headers_filter_module_ctx, /* module context */
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148 ngx_http_headers_filter_commands, /* module directives */
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
149 NGX_HTTP_MODULE, /* module type */
541
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 537
diff changeset
150 NULL, /* init master */
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
151 NULL, /* init module */
541
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 537
diff changeset
152 NULL, /* init process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 537
diff changeset
153 NULL, /* init thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 537
diff changeset
154 NULL, /* exit thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 537
diff changeset
155 NULL, /* exit process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 537
diff changeset
156 NULL, /* exit master */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 537
diff changeset
157 NGX_MODULE_V1_PADDING
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
158 };
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
159
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
160
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
161 static ngx_http_output_header_filter_pt ngx_http_next_header_filter;
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
162 static ngx_http_output_body_filter_pt ngx_http_next_body_filter;
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
165 static ngx_int_t
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
166 ngx_http_headers_filter(ngx_http_request_t *r)
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167 {
1364
b7a8c9fe2337 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 1363
diff changeset
168 ngx_str_t value;
5817
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
169 ngx_uint_t i, safe_status;
625
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
170 ngx_http_header_val_t *h;
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171 ngx_http_headers_conf_t *conf;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
173 if (r != r->main) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
174 return ngx_http_next_header_filter(r);
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
175 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
176
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
177 conf = ngx_http_get_module_loc_conf(r, ngx_http_headers_filter_module);
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
178
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
179 if (conf->expires == NGX_HTTP_EXPIRES_OFF
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
180 && conf->headers == NULL
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
181 && conf->trailers == NULL)
543
511a89da35ad nginx-0.2.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 541
diff changeset
182 {
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
183 return ngx_http_next_header_filter(r);
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
184 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
185
5817
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
186 switch (r->headers_out.status) {
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
187
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
188 case NGX_HTTP_OK:
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
189 case NGX_HTTP_CREATED:
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
190 case NGX_HTTP_NO_CONTENT:
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
191 case NGX_HTTP_PARTIAL_CONTENT:
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
192 case NGX_HTTP_MOVED_PERMANENTLY:
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
193 case NGX_HTTP_MOVED_TEMPORARILY:
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
194 case NGX_HTTP_SEE_OTHER:
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
195 case NGX_HTTP_NOT_MODIFIED:
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
196 case NGX_HTTP_TEMPORARY_REDIRECT:
6977
be5cfa918bfc Added support for the "308 Permanent Redirect" (ticket #877).
Simon Leblanc <contact@leblanc-simon.eu>
parents: 6405
diff changeset
197 case NGX_HTTP_PERMANENT_REDIRECT:
5817
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
198 safe_status = 1;
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
199 break;
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
200
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
201 default:
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
202 safe_status = 0;
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
203 break;
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
204 }
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
205
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
206 if (conf->expires != NGX_HTTP_EXPIRES_OFF && safe_status) {
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
207 if (ngx_http_set_expires(r, conf) != NGX_OK) {
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
208 return NGX_ERROR;
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
209 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
210 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
211
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
212 if (conf->headers) {
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
213 h = conf->headers->elts;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
214 for (i = 0; i < conf->headers->nelts; i++) {
625
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
215
5817
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
216 if (!safe_status && !h[i].always) {
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
217 continue;
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
218 }
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
219
2588
a6954ce88b80 use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents: 2406
diff changeset
220 if (ngx_http_complex_value(r, &h[i].value, &value) != NGX_OK) {
a6954ce88b80 use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents: 2406
diff changeset
221 return NGX_ERROR;
625
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
222 }
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
223
1363
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
224 if (h[i].handler(r, &h[i], &value) != NGX_OK) {
625
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
225 return NGX_ERROR;
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
226 }
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
227 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
228 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
229
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
230 if (conf->trailers) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
231 h = conf->trailers->elts;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
232 for (i = 0; i < conf->trailers->nelts; i++) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
233
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
234 if (!safe_status && !h[i].always) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
235 continue;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
236 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
237
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
238 r->expect_trailers = 1;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
239 break;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
240 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
241 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
242
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
243 return ngx_http_next_header_filter(r);
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
244 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
245
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
246
1363
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
247 static ngx_int_t
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
248 ngx_http_trailers_filter(ngx_http_request_t *r, ngx_chain_t *in)
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
249 {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
250 ngx_str_t value;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
251 ngx_uint_t i, safe_status;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
252 ngx_chain_t *cl;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
253 ngx_table_elt_t *t;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
254 ngx_http_header_val_t *h;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
255 ngx_http_headers_conf_t *conf;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
256
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
257 conf = ngx_http_get_module_loc_conf(r, ngx_http_headers_filter_module);
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
258
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
259 if (in == NULL
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
260 || conf->trailers == NULL
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
261 || !r->expect_trailers
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
262 || r->header_only)
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
263 {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
264 return ngx_http_next_body_filter(r, in);
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
265 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
266
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
267 for (cl = in; cl; cl = cl->next) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
268 if (cl->buf->last_buf) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
269 break;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
270 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
271 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
272
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
273 if (cl == NULL) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
274 return ngx_http_next_body_filter(r, in);
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
275 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
276
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
277 switch (r->headers_out.status) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
278
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
279 case NGX_HTTP_OK:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
280 case NGX_HTTP_CREATED:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
281 case NGX_HTTP_NO_CONTENT:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
282 case NGX_HTTP_PARTIAL_CONTENT:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
283 case NGX_HTTP_MOVED_PERMANENTLY:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
284 case NGX_HTTP_MOVED_TEMPORARILY:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
285 case NGX_HTTP_SEE_OTHER:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
286 case NGX_HTTP_NOT_MODIFIED:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
287 case NGX_HTTP_TEMPORARY_REDIRECT:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
288 case NGX_HTTP_PERMANENT_REDIRECT:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
289 safe_status = 1;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
290 break;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
291
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
292 default:
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
293 safe_status = 0;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
294 break;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
295 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
296
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
297 h = conf->trailers->elts;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
298 for (i = 0; i < conf->trailers->nelts; i++) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
299
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
300 if (!safe_status && !h[i].always) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
301 continue;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
302 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
303
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
304 if (ngx_http_complex_value(r, &h[i].value, &value) != NGX_OK) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
305 return NGX_ERROR;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
306 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
307
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
308 if (value.len) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
309 t = ngx_list_push(&r->headers_out.trailers);
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
310 if (t == NULL) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
311 return NGX_ERROR;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
312 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
313
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
314 t->key = h[i].key;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
315 t->value = value;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
316 t->hash = 1;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
317 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
318 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
319
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
320 return ngx_http_next_body_filter(r, in);
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
321 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
322
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
323
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
324 static ngx_int_t
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
325 ngx_http_set_expires(ngx_http_request_t *r, ngx_http_headers_conf_t *conf)
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
326 {
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
327 char *err;
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
328 size_t len;
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
329 time_t now, expires_time, max_age;
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
330 ngx_str_t value;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
331 ngx_int_t rc;
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
332 ngx_uint_t i;
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
333 ngx_table_elt_t *e, *cc, **ccp;
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
334 ngx_http_expires_t expires;
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
335
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
336 expires = conf->expires;
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
337 expires_time = conf->expires_time;
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
338
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
339 if (conf->expires_value != NULL) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
340
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
341 if (ngx_http_complex_value(r, conf->expires_value, &value) != NGX_OK) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
342 return NGX_ERROR;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
343 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
344
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
345 rc = ngx_http_parse_expires(&value, &expires, &expires_time, &err);
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
346
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
347 if (rc != NGX_OK) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
348 return NGX_OK;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
349 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
350
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
351 if (expires == NGX_HTTP_EXPIRES_OFF) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
352 return NGX_OK;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
353 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
354 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
355
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
356 e = r->headers_out.expires;
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
357
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
358 if (e == NULL) {
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
359
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
360 e = ngx_list_push(&r->headers_out.headers);
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
361 if (e == NULL) {
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
362 return NGX_ERROR;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
363 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
364
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
365 r->headers_out.expires = e;
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
366
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
367 e->hash = 1;
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
368 ngx_str_set(&e->key, "Expires");
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
369 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
370
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
371 len = sizeof("Mon, 28 Sep 1970 06:00:00 GMT");
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
372 e->value.len = len - 1;
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
373
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
374 ccp = r->headers_out.cache_control.elts;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
375
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
376 if (ccp == NULL) {
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
377
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
378 if (ngx_array_init(&r->headers_out.cache_control, r->pool,
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
379 1, sizeof(ngx_table_elt_t *))
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
380 != NGX_OK)
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
381 {
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
382 return NGX_ERROR;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
383 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
384
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
385 cc = ngx_list_push(&r->headers_out.headers);
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
386 if (cc == NULL) {
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
387 return NGX_ERROR;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
388 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
389
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
390 cc->hash = 1;
3516
dd1570b6f237 ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents: 3405
diff changeset
391 ngx_str_set(&cc->key, "Cache-Control");
6986
0cdee26605f3 Cleaned up r->headers_out.headers allocation error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents: 6977
diff changeset
392
0cdee26605f3 Cleaned up r->headers_out.headers allocation error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents: 6977
diff changeset
393 ccp = ngx_array_push(&r->headers_out.cache_control);
0cdee26605f3 Cleaned up r->headers_out.headers allocation error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents: 6977
diff changeset
394 if (ccp == NULL) {
0cdee26605f3 Cleaned up r->headers_out.headers allocation error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents: 6977
diff changeset
395 return NGX_ERROR;
0cdee26605f3 Cleaned up r->headers_out.headers allocation error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents: 6977
diff changeset
396 }
0cdee26605f3 Cleaned up r->headers_out.headers allocation error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents: 6977
diff changeset
397
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
398 *ccp = cc;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
399
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
400 } else {
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
401 for (i = 1; i < r->headers_out.cache_control.nelts; i++) {
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
402 ccp[i]->hash = 0;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
403 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
404
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
405 cc = ccp[0];
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
406 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
407
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
408 if (expires == NGX_HTTP_EXPIRES_EPOCH) {
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
409 e->value.data = (u_char *) "Thu, 01 Jan 1970 00:00:01 GMT";
3516
dd1570b6f237 ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents: 3405
diff changeset
410 ngx_str_set(&cc->value, "no-cache");
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
411 return NGX_OK;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
412 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
413
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
414 if (expires == NGX_HTTP_EXPIRES_MAX) {
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
415 e->value.data = (u_char *) "Thu, 31 Dec 2037 23:55:55 GMT";
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
416 /* 10 years */
3516
dd1570b6f237 ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents: 3405
diff changeset
417 ngx_str_set(&cc->value, "max-age=315360000");
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
418 return NGX_OK;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
419 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
420
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
421 e->value.data = ngx_pnalloc(r->pool, len);
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
422 if (e->value.data == NULL) {
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
423 return NGX_ERROR;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
424 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
425
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
426 if (expires_time == 0 && expires != NGX_HTTP_EXPIRES_DAILY) {
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
427 ngx_memcpy(e->value.data, ngx_cached_http_time.data,
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
428 ngx_cached_http_time.len + 1);
3516
dd1570b6f237 ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents: 3405
diff changeset
429 ngx_str_set(&cc->value, "max-age=0");
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
430 return NGX_OK;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
431 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
432
2163
3e8a4d057b77 expires daily time
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
433 now = ngx_time();
3e8a4d057b77 expires daily time
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
434
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
435 if (expires == NGX_HTTP_EXPIRES_DAILY) {
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
436 expires_time = ngx_next_time(expires_time);
4217
ebec73b935d3 Fixed "expires @time" with unknown last modified time (ticket #32).
Maxim Dounin <mdounin@mdounin.ru>
parents: 4216
diff changeset
437 max_age = expires_time - now;
ebec73b935d3 Fixed "expires @time" with unknown last modified time (ticket #32).
Maxim Dounin <mdounin@mdounin.ru>
parents: 4216
diff changeset
438
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
439 } else if (expires == NGX_HTTP_EXPIRES_ACCESS
4217
ebec73b935d3 Fixed "expires @time" with unknown last modified time (ticket #32).
Maxim Dounin <mdounin@mdounin.ru>
parents: 4216
diff changeset
440 || r->headers_out.last_modified_time == -1)
2013
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
441 {
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
442 max_age = expires_time;
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
443 expires_time += now;
2163
3e8a4d057b77 expires daily time
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
444
2013
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
445 } else {
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
446 expires_time += r->headers_out.last_modified_time;
2163
3e8a4d057b77 expires daily time
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
447 max_age = expires_time - now;
2013
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
448 }
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
449
5941
36e61455a8f4 Headers filter: local variables for config, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5817
diff changeset
450 ngx_http_time(e->value.data, expires_time);
2013
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
451
3405
6cc74c87c656 fix negative time in "Cache-Control" if "expires modified" sets time in the past
Igor Sysoev <igor@sysoev.ru>
parents: 2912
diff changeset
452 if (conf->expires_time < 0 || max_age < 0) {
3516
dd1570b6f237 ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents: 3405
diff changeset
453 ngx_str_set(&cc->value, "no-cache");
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
454 return NGX_OK;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
455 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
456
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2013
diff changeset
457 cc->value.data = ngx_pnalloc(r->pool,
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2013
diff changeset
458 sizeof("max-age=") + NGX_TIME_T_LEN + 1);
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
459 if (cc->value.data == NULL) {
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
460 return NGX_ERROR;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
461 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
462
2163
3e8a4d057b77 expires daily time
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
463 cc->value.len = ngx_sprintf(cc->value.data, "max-age=%T", max_age)
1366
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
464 - cc->value.data;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
465
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
466 return NGX_OK;
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
467 }
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
468
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
469
279210f24408 move "Expires" header code to a separate function
Igor Sysoev <igor@sysoev.ru>
parents: 1365
diff changeset
470 static ngx_int_t
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
471 ngx_http_parse_expires(ngx_str_t *value, ngx_http_expires_t *expires,
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
472 time_t *expires_time, char **err)
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
473 {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
474 ngx_uint_t minus;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
475
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
476 if (*expires != NGX_HTTP_EXPIRES_MODIFIED) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
477
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
478 if (value->len == 5 && ngx_strncmp(value->data, "epoch", 5) == 0) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
479 *expires = NGX_HTTP_EXPIRES_EPOCH;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
480 return NGX_OK;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
481 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
482
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
483 if (value->len == 3 && ngx_strncmp(value->data, "max", 3) == 0) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
484 *expires = NGX_HTTP_EXPIRES_MAX;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
485 return NGX_OK;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
486 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
487
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
488 if (value->len == 3 && ngx_strncmp(value->data, "off", 3) == 0) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
489 *expires = NGX_HTTP_EXPIRES_OFF;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
490 return NGX_OK;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
491 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
492 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
493
6062
173561dfd567 Fixed invalid access to complex value defined as an empty string.
Sergey Kandaurov <pluknet@nginx.com>
parents: 5942
diff changeset
494 if (value->len && value->data[0] == '@') {
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
495 value->data++;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
496 value->len--;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
497 minus = 0;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
498
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
499 if (*expires == NGX_HTTP_EXPIRES_MODIFIED) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
500 *err = "daily time cannot be used with \"modified\" parameter";
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
501 return NGX_ERROR;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
502 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
503
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
504 *expires = NGX_HTTP_EXPIRES_DAILY;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
505
6062
173561dfd567 Fixed invalid access to complex value defined as an empty string.
Sergey Kandaurov <pluknet@nginx.com>
parents: 5942
diff changeset
506 } else if (value->len && value->data[0] == '+') {
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
507 value->data++;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
508 value->len--;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
509 minus = 0;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
510
6062
173561dfd567 Fixed invalid access to complex value defined as an empty string.
Sergey Kandaurov <pluknet@nginx.com>
parents: 5942
diff changeset
511 } else if (value->len && value->data[0] == '-') {
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
512 value->data++;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
513 value->len--;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
514 minus = 1;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
515
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
516 } else {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
517 minus = 0;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
518 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
519
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
520 *expires_time = ngx_parse_time(value, 1);
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
521
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
522 if (*expires_time == (time_t) NGX_ERROR) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
523 *err = "invalid value";
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
524 return NGX_ERROR;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
525 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
526
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
527 if (*expires == NGX_HTTP_EXPIRES_DAILY
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
528 && *expires_time > 24 * 60 * 60)
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
529 {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
530 *err = "daily time value must be less than 24 hours";
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
531 return NGX_ERROR;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
532 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
533
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
534 if (minus) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
535 *expires_time = - *expires_time;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
536 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
537
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
538 return NGX_OK;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
539 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
540
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
541
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
542 static ngx_int_t
1363
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
543 ngx_http_add_header(ngx_http_request_t *r, ngx_http_header_val_t *hv,
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
544 ngx_str_t *value)
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
545 {
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
546 ngx_table_elt_t *h;
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
547
2406
008777fa59e0 do not add header if add_header ""
Igor Sysoev <igor@sysoev.ru>
parents: 2164
diff changeset
548 if (value->len) {
008777fa59e0 do not add header if add_header ""
Igor Sysoev <igor@sysoev.ru>
parents: 2164
diff changeset
549 h = ngx_list_push(&r->headers_out.headers);
008777fa59e0 do not add header if add_header ""
Igor Sysoev <igor@sysoev.ru>
parents: 2164
diff changeset
550 if (h == NULL) {
008777fa59e0 do not add header if add_header ""
Igor Sysoev <igor@sysoev.ru>
parents: 2164
diff changeset
551 return NGX_ERROR;
008777fa59e0 do not add header if add_header ""
Igor Sysoev <igor@sysoev.ru>
parents: 2164
diff changeset
552 }
008777fa59e0 do not add header if add_header ""
Igor Sysoev <igor@sysoev.ru>
parents: 2164
diff changeset
553
4547
2577c27cbffd Minor ngx_http_headers_filter_module.c code cleanup.
Ruslan Ermilov <ru@nginx.com>
parents: 4491
diff changeset
554 h->hash = 1;
2588
a6954ce88b80 use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents: 2406
diff changeset
555 h->key = hv->key;
2406
008777fa59e0 do not add header if add_header ""
Igor Sysoev <igor@sysoev.ru>
parents: 2164
diff changeset
556 h->value = *value;
1363
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
557 }
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
558
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
559 return NGX_OK;
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
560 }
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
561
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
562
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
563 static ngx_int_t
7199
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
564 ngx_http_add_multi_header_lines(ngx_http_request_t *r,
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
565 ngx_http_header_val_t *hv, ngx_str_t *value)
1365
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
566 {
7199
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
567 ngx_array_t *pa;
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
568 ngx_table_elt_t *h, **ph;
1365
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
569
5427
7ed23dcfea3d Headers filter: empty Cache-Control is no longer added.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4975
diff changeset
570 if (value->len == 0) {
7ed23dcfea3d Headers filter: empty Cache-Control is no longer added.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4975
diff changeset
571 return NGX_OK;
7ed23dcfea3d Headers filter: empty Cache-Control is no longer added.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4975
diff changeset
572 }
7ed23dcfea3d Headers filter: empty Cache-Control is no longer added.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4975
diff changeset
573
7199
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
574 pa = (ngx_array_t *) ((char *) &r->headers_out + hv->offset);
1365
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
575
7199
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
576 if (pa->elts == NULL) {
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
577 if (ngx_array_init(pa, r->pool, 1, sizeof(ngx_table_elt_t *)) != NGX_OK)
1365
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
578 {
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
579 return NGX_ERROR;
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
580 }
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
581 }
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
582
7199
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
583 h = ngx_list_push(&r->headers_out.headers);
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
584 if (h == NULL) {
1365
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
585 return NGX_ERROR;
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
586 }
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
587
7199
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
588 h->hash = 1;
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
589 h->key = hv->key;
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
590 h->value = *value;
1365
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
591
7199
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
592 ph = ngx_array_push(pa);
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
593 if (ph == NULL) {
6986
0cdee26605f3 Cleaned up r->headers_out.headers allocation error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents: 6977
diff changeset
594 return NGX_ERROR;
0cdee26605f3 Cleaned up r->headers_out.headers allocation error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents: 6977
diff changeset
595 }
0cdee26605f3 Cleaned up r->headers_out.headers allocation error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents: 6977
diff changeset
596
7199
6ba68ad8b24c Basic support of the Link response header.
Ruslan Ermilov <ru@nginx.com>
parents: 7036
diff changeset
597 *ph = h;
1365
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
598
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
599 return NGX_OK;
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
600 }
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
601
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
602
d1dc7ef7c3ce move "Cache-Control" header code to specific handler
Igor Sysoev <igor@sysoev.ru>
parents: 1364
diff changeset
603 static ngx_int_t
1363
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
604 ngx_http_set_last_modified(ngx_http_request_t *r, ngx_http_header_val_t *hv,
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
605 ngx_str_t *value)
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
606 {
4974
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
607 if (ngx_http_set_response_header(r, hv, value) != NGX_OK) {
4742
3cb5cf1e1439 Added Last-Modified parsing in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4548
diff changeset
608 return NGX_ERROR;
3cb5cf1e1439 Added Last-Modified parsing in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4548
diff changeset
609 }
1655
b318cdca3aac add_header last-modified ""
Igor Sysoev <igor@sysoev.ru>
parents: 1366
diff changeset
610
4974
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
611 r->headers_out.last_modified_time =
6180
8b6fa4842133 Moved ngx_http_parse_time() to core, renamed accordingly.
Maxim Dounin <mdounin@mdounin.ru>
parents: 6062
diff changeset
612 (value->len) ? ngx_parse_http_time(value->data, value->len) : -1;
1363
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
613
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
614 return NGX_OK;
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
615 }
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
616
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
617
4747
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
618 static ngx_int_t
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
619 ngx_http_set_response_header(ngx_http_request_t *r, ngx_http_header_val_t *hv,
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
620 ngx_str_t *value)
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
621 {
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
622 ngx_table_elt_t *h, **old;
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
623
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
624 old = (ngx_table_elt_t **) ((char *) &r->headers_out + hv->offset);
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
625
4974
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
626 if (value->len == 0) {
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
627 if (*old) {
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
628 (*old)->hash = 0;
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
629 *old = NULL;
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
630 }
4747
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
631
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
632 return NGX_OK;
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
633 }
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
634
4974
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
635 if (*old) {
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
636 h = *old;
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
637
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
638 } else {
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
639 h = ngx_list_push(&r->headers_out.headers);
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
640 if (h == NULL) {
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
641 return NGX_ERROR;
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
642 }
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
643
9d9ee85db35d Slightly optimized code that handles special headers in "add_header".
Ruslan Ermilov <ru@nginx.com>
parents: 4747
diff changeset
644 *old = h;
4747
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
645 }
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
646
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
647 h->hash = 1;
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
648 h->key = hv->key;
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
649 h->value = *value;
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
650
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
651 return NGX_OK;
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
652 }
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
653
1e2ac45ad25d Entity tags: handling in add_header.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4742
diff changeset
654
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
655 static void *
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
656 ngx_http_headers_create_conf(ngx_conf_t *cf)
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
657 {
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
658 ngx_http_headers_conf_t *conf;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
659
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
660 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_headers_conf_t));
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
661 if (conf == NULL) {
2912
c7d57b539248 return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents: 2605
diff changeset
662 return NULL;
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
663 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
664
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
665 /*
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
666 * set by ngx_pcalloc():
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
667 *
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
668 * conf->headers = NULL;
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
669 * conf->trailers = NULL;
2013
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
670 * conf->expires_time = 0;
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
671 * conf->expires_value = NULL;
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
672 */
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
673
4547
2577c27cbffd Minor ngx_http_headers_filter_module.c code cleanup.
Ruslan Ermilov <ru@nginx.com>
parents: 4491
diff changeset
674 conf->expires = NGX_HTTP_EXPIRES_UNSET;
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
675
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
676 return conf;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
677 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
678
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
679
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
680 static char *
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
681 ngx_http_headers_merge_conf(ngx_conf_t *cf, void *parent, void *child)
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
682 {
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
683 ngx_http_headers_conf_t *prev = parent;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
684 ngx_http_headers_conf_t *conf = child;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
685
4547
2577c27cbffd Minor ngx_http_headers_filter_module.c code cleanup.
Ruslan Ermilov <ru@nginx.com>
parents: 4491
diff changeset
686 if (conf->expires == NGX_HTTP_EXPIRES_UNSET) {
2013
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
687 conf->expires = prev->expires;
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
688 conf->expires_time = prev->expires_time;
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
689 conf->expires_value = prev->expires_value;
2013
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
690
4547
2577c27cbffd Minor ngx_http_headers_filter_module.c code cleanup.
Ruslan Ermilov <ru@nginx.com>
parents: 4491
diff changeset
691 if (conf->expires == NGX_HTTP_EXPIRES_UNSET) {
2013
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
692 conf->expires = NGX_HTTP_EXPIRES_OFF;
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
693 }
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
694 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
695
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
696 if (conf->headers == NULL) {
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
697 conf->headers = prev->headers;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
698 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
699
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
700 if (conf->trailers == NULL) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
701 conf->trailers = prev->trailers;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
702 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
703
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
704 return NGX_CONF_OK;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
705 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
706
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
707
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
708 static ngx_int_t
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
709 ngx_http_headers_filter_init(ngx_conf_t *cf)
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
710 {
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
711 ngx_http_next_header_filter = ngx_http_top_header_filter;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
712 ngx_http_top_header_filter = ngx_http_headers_filter;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
713
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
714 ngx_http_next_body_filter = ngx_http_top_body_filter;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
715 ngx_http_top_body_filter = ngx_http_trailers_filter;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
716
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
717 return NGX_OK;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
718 }
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
719
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
720
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
721 static char *
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
722 ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
723 {
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
724 ngx_http_headers_conf_t *hcf = conf;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
725
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
726 char *err;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
727 ngx_str_t *value;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
728 ngx_int_t rc;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
729 ngx_uint_t n;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
730 ngx_http_complex_value_t cv;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
731 ngx_http_compile_complex_value_t ccv;
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
732
4547
2577c27cbffd Minor ngx_http_headers_filter_module.c code cleanup.
Ruslan Ermilov <ru@nginx.com>
parents: 4491
diff changeset
733 if (hcf->expires != NGX_HTTP_EXPIRES_UNSET) {
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
734 return "is duplicate";
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
735 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
736
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
737 value = cf->args->elts;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
738
2013
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
739 if (cf->args->nelts == 2) {
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
740
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
741 hcf->expires = NGX_HTTP_EXPIRES_ACCESS;
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
742
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
743 n = 1;
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
744
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
745 } else { /* cf->args->nelts == 3 */
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
746
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
747 if (ngx_strcmp(value[1].data, "modified") != 0) {
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
748 return "invalid value";
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
749 }
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
750
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
751 hcf->expires = NGX_HTTP_EXPIRES_MODIFIED;
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
752
4c685f02a5a0 expires modified
Igor Sysoev <igor@sysoev.ru>
parents: 1655
diff changeset
753 n = 2;
729
52d1379de54e expires max
Igor Sysoev <igor@sysoev.ru>
parents: 709
diff changeset
754 }
52d1379de54e expires max
Igor Sysoev <igor@sysoev.ru>
parents: 709
diff changeset
755
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
756 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
757
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
758 ccv.cf = cf;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
759 ccv.value = &value[n];
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
760 ccv.complex_value = &cv;
2163
3e8a4d057b77 expires daily time
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
761
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
762 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
763 return NGX_CONF_ERROR;
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
764 }
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
765
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
766 if (cv.lengths != NULL) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
767
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
768 hcf->expires_value = ngx_palloc(cf->pool,
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
769 sizeof(ngx_http_complex_value_t));
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
770 if (hcf->expires_value == NULL) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
771 return NGX_CONF_ERROR;
2163
3e8a4d057b77 expires daily time
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
772 }
3e8a4d057b77 expires daily time
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
773
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
774 *hcf->expires_value = cv;
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
775
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
776 return NGX_CONF_OK;
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
777 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
778
5942
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
779 rc = ngx_http_parse_expires(&value[n], &hcf->expires, &hcf->expires_time,
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
780 &err);
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
781 if (rc != NGX_OK) {
4983f7d18fe3 Headers filter: variables support in expires (ticket #113).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5941
diff changeset
782 return err;
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
783 }
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
784
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
785 return NGX_CONF_OK;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
786 }
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
787
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
788
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
789 static char *
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
790 ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
791 {
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
792 ngx_http_headers_conf_t *hcf = conf;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
793
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
794 ngx_str_t *value;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
795 ngx_uint_t i;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
796 ngx_array_t **headers;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
797 ngx_http_header_val_t *hv;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
798 ngx_http_set_header_t *set;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
799 ngx_http_compile_complex_value_t ccv;
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
800
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
801 value = cf->args->elts;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
802
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
803 headers = (ngx_array_t **) ((char *) hcf + cmd->offset);
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
804
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
805 if (*headers == NULL) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
806 *headers = ngx_array_create(cf->pool, 1,
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
807 sizeof(ngx_http_header_val_t));
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
808 if (*headers == NULL) {
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
809 return NGX_CONF_ERROR;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
810 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
811 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
812
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
813 hv = ngx_array_push(*headers);
2588
a6954ce88b80 use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents: 2406
diff changeset
814 if (hv == NULL) {
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
815 return NGX_CONF_ERROR;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
816 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
817
2588
a6954ce88b80 use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents: 2406
diff changeset
818 hv->key = value[1];
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
819 hv->handler = NULL;
2588
a6954ce88b80 use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents: 2406
diff changeset
820 hv->offset = 0;
5817
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
821 hv->always = 0;
625
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
822
7036
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
823 if (headers == &hcf->headers) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
824 hv->handler = ngx_http_add_header;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
825
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
826 set = ngx_http_set_headers;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
827 for (i = 0; set[i].name.len; i++) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
828 if (ngx_strcasecmp(value[1].data, set[i].name.data) != 0) {
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
829 continue;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
830 }
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
831
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
832 hv->offset = set[i].offset;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
833 hv->handler = set[i].handler;
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
834
8666da1ecf33 Headers filter: added "add_trailer" directive.
Piotr Sikora <piotrsikora@google.com>
parents: 7017
diff changeset
835 break;
1363
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
836 }
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
837 }
b0e114fb3bdc use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents: 1107
diff changeset
838
2605
2a301c21256a fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents: 2588
diff changeset
839 if (value[2].len == 0) {
2a301c21256a fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents: 2588
diff changeset
840 ngx_memzero(&hv->value, sizeof(ngx_http_complex_value_t));
2a301c21256a fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents: 2588
diff changeset
841
6405
5dfc63c1d9ca Headers filter: fixed "add_header ... '' always".
Ruslan Ermilov <ru@nginx.com>
parents: 6180
diff changeset
842 } else {
5dfc63c1d9ca Headers filter: fixed "add_header ... '' always".
Ruslan Ermilov <ru@nginx.com>
parents: 6180
diff changeset
843 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
625
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
844
6405
5dfc63c1d9ca Headers filter: fixed "add_header ... '' always".
Ruslan Ermilov <ru@nginx.com>
parents: 6180
diff changeset
845 ccv.cf = cf;
5dfc63c1d9ca Headers filter: fixed "add_header ... '' always".
Ruslan Ermilov <ru@nginx.com>
parents: 6180
diff changeset
846 ccv.value = &value[2];
5dfc63c1d9ca Headers filter: fixed "add_header ... '' always".
Ruslan Ermilov <ru@nginx.com>
parents: 6180
diff changeset
847 ccv.complex_value = &hv->value;
625
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
848
6405
5dfc63c1d9ca Headers filter: fixed "add_header ... '' always".
Ruslan Ermilov <ru@nginx.com>
parents: 6180
diff changeset
849 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
5dfc63c1d9ca Headers filter: fixed "add_header ... '' always".
Ruslan Ermilov <ru@nginx.com>
parents: 6180
diff changeset
850 return NGX_CONF_ERROR;
5dfc63c1d9ca Headers filter: fixed "add_header ... '' always".
Ruslan Ermilov <ru@nginx.com>
parents: 6180
diff changeset
851 }
625
fbed40ce7cb4 nginx-0.3.34-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
852 }
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
853
5817
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
854 if (cf->args->nelts == 3) {
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
855 return NGX_CONF_OK;
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
856 }
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
857
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
858 if (ngx_strcmp(value[3].data, "always") != 0) {
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
859 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
860 "invalid parameter \"%V\"", &value[3]);
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
861 return NGX_CONF_ERROR;
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
862 }
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
863
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
864 hv->always = 1;
74ffe03555d0 Headers filter: "add_header" with "always" parameter (ticket #98).
Sergey Kandaurov <pluknet@nginx.com>
parents: 5427
diff changeset
865
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
866 return NGX_CONF_OK;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
867 }