Mercurial > hg > nginx
annotate src/http/modules/ngx_http_gzip_static_module.c @ 4367:9c4acdf9b276 stable-1.0
Merge of r4315:
Allowed add_header for proxied 206 replies.
It was working for nginx's own 206 replies as they are seen as 200 in the
headers filter module (range filter goes later in the headers filter chain),
but not for proxied replies.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Wed, 14 Dec 2011 18:06:21 +0000 |
parents | 84905c7b2aa7 |
children | d620f497c50f |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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11 |
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12 typedef struct { |
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13 ngx_flag_t enable; |
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14 } ngx_http_gzip_static_conf_t; |
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15 |
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16 |
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17 static ngx_int_t ngx_http_gzip_static_handler(ngx_http_request_t *r); |
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18 static void *ngx_http_gzip_static_create_conf(ngx_conf_t *cf); |
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19 static char *ngx_http_gzip_static_merge_conf(ngx_conf_t *cf, void *parent, |
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20 void *child); |
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21 static ngx_int_t ngx_http_gzip_static_init(ngx_conf_t *cf); |
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22 |
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23 |
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24 static ngx_command_t ngx_http_gzip_static_commands[] = { |
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25 |
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26 { ngx_string("gzip_static"), |
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27 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
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28 ngx_conf_set_flag_slot, |
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29 NGX_HTTP_LOC_CONF_OFFSET, |
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30 offsetof(ngx_http_gzip_static_conf_t, enable), |
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31 NULL }, |
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32 |
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33 ngx_null_command |
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34 }; |
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35 |
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36 |
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37 ngx_http_module_t ngx_http_gzip_static_module_ctx = { |
509 | 38 NULL, /* preconfiguration */ |
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39 ngx_http_gzip_static_init, /* postconfiguration */ |
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40 |
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41 NULL, /* create main configuration */ |
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42 NULL, /* init main configuration */ |
577 | 43 |
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44 NULL, /* create server configuration */ |
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45 NULL, /* merge server configuration */ |
577 | 46 |
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47 ngx_http_gzip_static_create_conf, /* create location configuration */ |
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48 ngx_http_gzip_static_merge_conf /* merge location configuration */ |
577 | 49 }; |
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50 |
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51 |
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52 ngx_module_t ngx_http_gzip_static_module = { |
509 | 53 NGX_MODULE_V1, |
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54 &ngx_http_gzip_static_module_ctx, /* module context */ |
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55 ngx_http_gzip_static_commands, /* module directives */ |
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56 NGX_HTTP_MODULE, /* module type */ |
541 | 57 NULL, /* init master */ |
681 | 58 NULL, /* init module */ |
541 | 59 NULL, /* init process */ |
60 NULL, /* init thread */ | |
61 NULL, /* exit thread */ | |
62 NULL, /* exit process */ | |
63 NULL, /* exit master */ | |
64 NGX_MODULE_V1_PADDING | |
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65 }; |
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66 |
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67 |
509 | 68 static ngx_int_t |
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69 ngx_http_gzip_static_handler(ngx_http_request_t *r) |
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70 { |
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71 u_char *p; |
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72 size_t root; |
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73 ngx_str_t path; |
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74 ngx_int_t rc; |
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75 ngx_uint_t level; |
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76 ngx_log_t *log; |
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77 ngx_buf_t *b; |
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78 ngx_chain_t out; |
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79 ngx_table_elt_t *h; |
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80 ngx_open_file_info_t of; |
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81 ngx_http_core_loc_conf_t *clcf; |
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82 ngx_http_gzip_static_conf_t *gzcf; |
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83 |
645 | 84 if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { |
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85 return NGX_DECLINED; |
639 | 86 } |
87 | |
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88 if (r->uri.data[r->uri.len - 1] == '/') { |
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89 return NGX_DECLINED; |
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90 } |
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91 |
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92 gzcf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_static_module); |
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93 |
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94 if (!gzcf->enable) { |
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95 return NGX_DECLINED; |
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96 } |
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97 |
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98 rc = ngx_http_gzip_ok(r); |
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99 |
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100 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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101 |
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102 if (!clcf->gzip_vary && rc != NGX_OK) { |
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103 return NGX_DECLINED; |
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104 } |
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105 |
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106 log = r->connection->log; |
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107 |
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108 p = ngx_http_map_uri_to_path(r, &path, &root, sizeof(".gz") - 1); |
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109 if (p == NULL) { |
557 | 110 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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111 } |
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112 |
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113 *p++ = '.'; |
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114 *p++ = 'g'; |
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115 *p++ = 'z'; |
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116 *p = '\0'; |
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117 |
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118 path.len = p - path.data; |
1454 | 119 |
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120 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, |
557 | 121 "http filename: \"%s\"", path.data); |
148
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diff
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|
122 |
2068
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ngx_memzero() ngx_open_file_info_t
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diff
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123 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
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2063
diff
changeset
|
124 |
3178 | 125 of.read_ahead = clcf->read_ahead; |
2129 | 126 of.directio = clcf->directio; |
1767
c42431762903
open_file_cache_retest > open_file_cache_valid
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diff
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|
127 of.valid = clcf->open_file_cache_valid; |
1772 | 128 of.min_uses = clcf->open_file_cache_min_uses; |
1454 | 129 of.errors = clcf->open_file_cache_errors; |
1457 | 130 of.events = clcf->open_file_cache_events; |
1454 | 131 |
1799 | 132 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) |
133 != NGX_OK) | |
134 { | |
1454 | 135 switch (of.err) { |
136 | |
137 case 0: | |
138 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
148
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diff
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139 |
1454 | 140 case NGX_ENOENT: |
141 case NGX_ENOTDIR: | |
142 case NGX_ENAMETOOLONG: | |
143 | |
1790
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144 return NGX_DECLINED; |
148
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143
diff
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145 |
1454 | 146 case NGX_EACCES: |
147 | |
170
c42be4185301
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165
diff
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|
148 level = NGX_LOG_ERR; |
1454 | 149 break; |
148
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143
diff
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150 |
1454 | 151 default: |
152 | |
170
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165
diff
changeset
|
153 level = NGX_LOG_CRIT; |
1454 | 154 break; |
148
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parents:
143
diff
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|
155 } |
170
c42be4185301
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165
diff
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|
156 |
1790
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157 ngx_log_error(level, log, of.err, |
2756
09cab3f8d92e
*) of.test_only to not open file if only stat() is enough
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diff
changeset
|
158 "%s \"%s\" failed", of.failed, path.data); |
170
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165
diff
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159 |
1799 | 160 return NGX_DECLINED; |
148
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diff
changeset
|
161 } |
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162 |
3313 | 163 r->gzip_vary = 1; |
164 | |
3312
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165 if (rc != NGX_OK) { |
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166 return NGX_DECLINED; |
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167 } |
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168 |
1696 | 169 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, "http static fd: %d", of.fd); |
148
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diff
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170 |
1454 | 171 if (of.is_dir) { |
201
267ea1d98683
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diff
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|
172 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, log, 0, "http dir"); |
1790
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173 return NGX_DECLINED; |
148
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parents:
143
diff
changeset
|
174 } |
5afee0074707
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parents:
143
diff
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|
175 |
461 | 176 #if !(NGX_WIN32) /* the not regular files are probably Unix specific */ |
176
c0552e5ab567
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parents:
170
diff
changeset
|
177 |
1454 | 178 if (!of.is_file) { |
3498
9f20a6e758c3
do not log misleading errno in "not a regular file" error
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parents:
3313
diff
changeset
|
179 ngx_log_error(NGX_LOG_CRIT, log, 0, |
557 | 180 "\"%s\" is not a regular file", path.data); |
176
c0552e5ab567
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parents:
170
diff
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|
181 |
c0552e5ab567
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parents:
170
diff
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|
182 return NGX_HTTP_NOT_FOUND; |
c0552e5ab567
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parents:
170
diff
changeset
|
183 } |
c0552e5ab567
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parents:
170
diff
changeset
|
184 |
c0552e5ab567
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parents:
170
diff
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|
185 #endif |
c0552e5ab567
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parents:
170
diff
changeset
|
186 |
2444
aee735f41627
set r->root_tested for non-error_page response only
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parents:
2231
diff
changeset
|
187 r->root_tested = !r->error_page; |
2087
c8039b26a949
always test root existence for access_log with variables
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parents:
2068
diff
changeset
|
188 |
1790
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|
189 rc = ngx_http_discard_request_body(r); |
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diff
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|
190 |
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diff
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|
191 if (rc != NGX_OK) { |
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diff
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|
192 return rc; |
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|
193 } |
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diff
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|
194 |
509 | 195 log->action = "sending response to client"; |
148
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parents:
143
diff
changeset
|
196 |
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
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parents:
200
diff
changeset
|
197 r->headers_out.status = NGX_HTTP_OK; |
1454 | 198 r->headers_out.content_length_n = of.size; |
199 r->headers_out.last_modified_time = of.mtime; | |
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
200 |
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
201 if (ngx_http_set_content_type(r) != NGX_OK) { |
200
abeaebe0a33c
nginx-0.0.1-2003-11-28-20:41:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
199
diff
changeset
|
202 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
abeaebe0a33c
nginx-0.0.1-2003-11-28-20:41:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
199
diff
changeset
|
203 } |
abeaebe0a33c
nginx-0.0.1-2003-11-28-20:41:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
199
diff
changeset
|
204 |
1790
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ngx_http_gzip_static_module and gzip_disable
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diff
changeset
|
205 h = ngx_list_push(&r->headers_out.headers); |
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diff
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|
206 if (h == NULL) { |
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diff
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|
207 return NGX_ERROR; |
583 | 208 } |
209 | |
1790
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ngx_http_gzip_static_module and gzip_disable
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diff
changeset
|
210 h->hash = 1; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3498
diff
changeset
|
211 ngx_str_set(&h->key, "Content-Encoding"); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3498
diff
changeset
|
212 ngx_str_set(&h->value, "gzip"); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3498
diff
changeset
|
213 r->headers_out.content_encoding = h; |
1790
775edc46ee66
ngx_http_gzip_static_module and gzip_disable
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diff
changeset
|
214 |
2877
3cd2790f4a9b
add charset for ngx_http_gzip_static_module responses
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parents:
2756
diff
changeset
|
215 r->ignore_content_encoding = 1; |
1790
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ngx_http_gzip_static_module and gzip_disable
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diff
changeset
|
216 |
577 | 217 /* we need to allocate all before the header would be sent */ |
1
d220029ac7f3
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diff
changeset
|
218 |
577 | 219 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
220 if (b == NULL) { | |
221 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
222 } | |
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
24
diff
changeset
|
223 |
577 | 224 b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); |
225 if (b->file == NULL) { | |
226 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
227 } | |
403
ea3113b181d1
nginx-0.0.9-2004-07-28-23:21:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
400
diff
changeset
|
228 |
96
a23d010f356d
nginx-0.0.1-2003-05-27-16:18:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
89
diff
changeset
|
229 rc = ngx_http_send_header(r); |
143
5526213be452
nginx-0.0.1-2003-10-10-19:10:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
142
diff
changeset
|
230 |
585 | 231 if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { |
143
5526213be452
nginx-0.0.1-2003-10-10-19:10:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
142
diff
changeset
|
232 return rc; |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
233 } |
96
a23d010f356d
nginx-0.0.1-2003-05-27-16:18:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
89
diff
changeset
|
234 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
334
diff
changeset
|
235 b->file_pos = 0; |
1454 | 236 b->file_last = of.size; |
1
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
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parents:
diff
changeset
|
237 |
1790
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|
238 b->in_file = b->file_last ? 1 : 0; |
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|
239 b->last_buf = 1; |
577 | 240 b->last_in_chain = 1; |
241 | |
1696 | 242 b->file->fd = of.fd; |
557 | 243 b->file->name = path; |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
334
diff
changeset
|
244 b->file->log = log; |
2231
8564129d49b6
*) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
245 b->file->directio = of.is_directio; |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
334
diff
changeset
|
246 |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
334
diff
changeset
|
247 out.buf = b; |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
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parents:
148
diff
changeset
|
248 out.next = NULL; |
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
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parents:
148
diff
changeset
|
249 |
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
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parents:
148
diff
changeset
|
250 return ngx_http_output_filter(r, &out); |
1
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
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parents:
diff
changeset
|
251 } |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
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parents:
143
diff
changeset
|
252 |
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143
diff
changeset
|
253 |
1790
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diff
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|
254 static void * |
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diff
changeset
|
255 ngx_http_gzip_static_create_conf(ngx_conf_t *cf) |
775edc46ee66
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diff
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|
256 { |
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|
257 ngx_http_gzip_static_conf_t *conf; |
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|
258 |
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|
259 conf = ngx_palloc(cf->pool, sizeof(ngx_http_gzip_static_conf_t)); |
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|
260 if (conf == NULL) { |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
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2877
diff
changeset
|
261 return NULL; |
1790
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|
262 } |
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changeset
|
263 |
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diff
changeset
|
264 conf->enable = NGX_CONF_UNSET; |
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changeset
|
265 |
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|
266 return conf; |
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diff
changeset
|
267 } |
775edc46ee66
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changeset
|
268 |
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diff
changeset
|
269 |
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270 static char * |
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271 ngx_http_gzip_static_merge_conf(ngx_conf_t *cf, void *parent, void *child) |
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272 { |
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273 ngx_http_gzip_static_conf_t *prev = parent; |
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274 ngx_http_gzip_static_conf_t *conf = child; |
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275 |
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276 ngx_conf_merge_value(conf->enable, prev->enable, 0); |
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277 |
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278 return NGX_CONF_OK; |
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279 } |
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280 |
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281 |
509 | 282 static ngx_int_t |
1790
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283 ngx_http_gzip_static_init(ngx_conf_t *cf) |
148
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284 { |
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285 ngx_http_handler_pt *h; |
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286 ngx_http_core_main_conf_t *cmcf; |
396
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287 |
681 | 288 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); |
577 | 289 |
501 | 290 h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); |
201
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291 if (h == NULL) { |
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292 return NGX_ERROR; |
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293 } |
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294 |
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295 *h = ngx_http_gzip_static_handler; |
148
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296 |
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297 return NGX_OK; |
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298 } |