Mercurial > hg > nginx
annotate src/http/modules/ngx_http_ssl_module.c @ 1219:86c5c9288acc
SNI support
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Tue, 29 May 2007 15:21:09 +0000 |
| parents | 8dfb3aa75de2 |
| children | 33d6c994a0b2 |
| rev | line source |
|---|---|
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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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10 |
| 573 | 11 |
| 671 | 12 typedef ngx_int_t (*ngx_ssl_variable_handler_pt)(ngx_connection_t *c, |
| 13 ngx_pool_t *pool, ngx_str_t *s); | |
| 611 | 14 |
| 15 | |
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16 #define NGX_DEFLAUT_CERTIFICATE "cert.pem" |
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17 #define NGX_DEFLAUT_CERTIFICATE_KEY "cert.pem" |
| 547 | 18 #define NGX_DEFLAUT_CIPHERS "ALL:!ADH:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv2:+EXP" |
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19 |
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20 |
| 671 | 21 static ngx_int_t ngx_http_ssl_static_variable(ngx_http_request_t *r, |
| 611 | 22 ngx_http_variable_value_t *v, uintptr_t data); |
| 671 | 23 static ngx_int_t ngx_http_ssl_variable(ngx_http_request_t *r, |
| 647 | 24 ngx_http_variable_value_t *v, uintptr_t data); |
| 611 | 25 |
| 26 static ngx_int_t ngx_http_ssl_add_variables(ngx_conf_t *cf); | |
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27 static void *ngx_http_ssl_create_srv_conf(ngx_conf_t *cf); |
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28 static char *ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf, |
| 501 | 29 void *parent, void *child); |
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30 |
| 973 | 31 static char *ngx_http_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, |
| 32 void *conf); | |
| 33 | |
| 563 | 34 #if !defined (SSL_OP_CIPHER_SERVER_PREFERENCE) |
| 35 | |
| 36 static char *ngx_http_ssl_nosupported(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 37 void *conf); | |
| 38 | |
| 39 static char ngx_http_ssl_openssl097[] = "OpenSSL 0.9.7 and higher"; | |
| 40 | |
| 41 #endif | |
| 42 | |
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43 |
| 547 | 44 static ngx_conf_bitmask_t ngx_http_ssl_protocols[] = { |
| 45 { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, | |
| 46 { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, | |
| 47 { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, | |
| 48 { ngx_null_string, 0 } | |
| 49 }; | |
| 50 | |
| 51 | |
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52 static ngx_command_t ngx_http_ssl_commands[] = { |
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53 |
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54 { ngx_string("ssl"), |
| 599 | 55 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, |
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56 ngx_conf_set_flag_slot, |
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57 NGX_HTTP_SRV_CONF_OFFSET, |
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58 offsetof(ngx_http_ssl_srv_conf_t, enable), |
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59 NULL }, |
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60 |
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61 { ngx_string("ssl_certificate"), |
| 599 | 62 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
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63 ngx_conf_set_str_slot, |
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64 NGX_HTTP_SRV_CONF_OFFSET, |
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65 offsetof(ngx_http_ssl_srv_conf_t, certificate), |
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66 NULL }, |
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67 |
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68 { ngx_string("ssl_certificate_key"), |
| 599 | 69 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
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70 ngx_conf_set_str_slot, |
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71 NGX_HTTP_SRV_CONF_OFFSET, |
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72 offsetof(ngx_http_ssl_srv_conf_t, certificate_key), |
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73 NULL }, |
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74 |
| 547 | 75 { ngx_string("ssl_protocols"), |
| 563 | 76 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_1MORE, |
| 547 | 77 ngx_conf_set_bitmask_slot, |
| 78 NGX_HTTP_SRV_CONF_OFFSET, | |
| 79 offsetof(ngx_http_ssl_srv_conf_t, protocols), | |
| 80 &ngx_http_ssl_protocols }, | |
| 81 | |
| 479 | 82 { ngx_string("ssl_ciphers"), |
| 563 | 83 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
| 479 | 84 ngx_conf_set_str_slot, |
| 85 NGX_HTTP_SRV_CONF_OFFSET, | |
| 86 offsetof(ngx_http_ssl_srv_conf_t, ciphers), | |
| 87 NULL }, | |
| 88 | |
| 647 | 89 { ngx_string("ssl_verify_client"), |
| 667 | 90 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, |
| 647 | 91 ngx_conf_set_flag_slot, |
| 92 NGX_HTTP_SRV_CONF_OFFSET, | |
| 93 offsetof(ngx_http_ssl_srv_conf_t, verify), | |
| 94 NULL }, | |
| 95 | |
| 96 { ngx_string("ssl_verify_depth"), | |
| 97 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_1MORE, | |
| 98 ngx_conf_set_num_slot, | |
| 99 NGX_HTTP_SRV_CONF_OFFSET, | |
| 100 offsetof(ngx_http_ssl_srv_conf_t, verify_depth), | |
| 101 NULL }, | |
| 102 | |
| 103 { ngx_string("ssl_client_certificate"), | |
| 104 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, | |
| 105 ngx_conf_set_str_slot, | |
| 106 NGX_HTTP_SRV_CONF_OFFSET, | |
| 107 offsetof(ngx_http_ssl_srv_conf_t, client_certificate), | |
| 108 NULL }, | |
| 109 | |
| 547 | 110 { ngx_string("ssl_prefer_server_ciphers"), |
| 111 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, | |
| 563 | 112 #ifdef SSL_OP_CIPHER_SERVER_PREFERENCE |
| 547 | 113 ngx_conf_set_flag_slot, |
| 114 NGX_HTTP_SRV_CONF_OFFSET, | |
| 115 offsetof(ngx_http_ssl_srv_conf_t, prefer_server_ciphers), | |
| 116 NULL }, | |
| 563 | 117 #else |
| 118 ngx_http_ssl_nosupported, 0, 0, ngx_http_ssl_openssl097 }, | |
| 119 #endif | |
| 547 | 120 |
| 973 | 121 { ngx_string("ssl_session_cache"), |
| 122 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE12, | |
| 123 ngx_http_ssl_session_cache, | |
| 124 NGX_HTTP_SRV_CONF_OFFSET, | |
| 125 0, | |
| 126 NULL }, | |
| 127 | |
| 573 | 128 { ngx_string("ssl_session_timeout"), |
| 129 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, | |
| 130 ngx_conf_set_sec_slot, | |
| 131 NGX_HTTP_SRV_CONF_OFFSET, | |
| 132 offsetof(ngx_http_ssl_srv_conf_t, session_timeout), | |
| 133 NULL }, | |
| 134 | |
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135 ngx_null_command |
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136 }; |
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137 |
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138 |
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139 static ngx_http_module_t ngx_http_ssl_module_ctx = { |
| 611 | 140 ngx_http_ssl_add_variables, /* preconfiguration */ |
| 509 | 141 NULL, /* postconfiguration */ |
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142 |
| 541 | 143 NULL, /* create main configuration */ |
| 144 NULL, /* init main configuration */ | |
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145 |
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146 ngx_http_ssl_create_srv_conf, /* create server configuration */ |
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147 ngx_http_ssl_merge_srv_conf, /* merge server configuration */ |
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148 |
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149 NULL, /* create location configuration */ |
| 485 | 150 NULL /* merge location configuration */ |
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151 }; |
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152 |
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153 |
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154 ngx_module_t ngx_http_ssl_module = { |
| 509 | 155 NGX_MODULE_V1, |
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156 &ngx_http_ssl_module_ctx, /* module context */ |
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157 ngx_http_ssl_commands, /* module directives */ |
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158 NGX_HTTP_MODULE, /* module type */ |
| 541 | 159 NULL, /* init master */ |
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160 NULL, /* init module */ |
| 541 | 161 NULL, /* init process */ |
| 162 NULL, /* init thread */ | |
| 163 NULL, /* exit thread */ | |
| 164 NULL, /* exit process */ | |
| 165 NULL, /* exit master */ | |
| 166 NGX_MODULE_V1_PADDING | |
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167 }; |
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168 |
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169 |
| 611 | 170 static ngx_http_variable_t ngx_http_ssl_vars[] = { |
| 171 | |
| 671 | 172 { ngx_string("ssl_protocol"), NULL, ngx_http_ssl_static_variable, |
| 611 | 173 (uintptr_t) ngx_ssl_get_protocol, NGX_HTTP_VAR_CHANGABLE, 0 }, |
| 174 | |
| 671 | 175 { ngx_string("ssl_cipher"), NULL, ngx_http_ssl_static_variable, |
| 611 | 176 (uintptr_t) ngx_ssl_get_cipher_name, NGX_HTTP_VAR_CHANGABLE, 0 }, |
| 177 | |
| 671 | 178 { ngx_string("ssl_client_s_dn"), NULL, ngx_http_ssl_variable, |
| 179 (uintptr_t) ngx_ssl_get_subject_dn, NGX_HTTP_VAR_CHANGABLE, 0 }, | |
| 647 | 180 |
| 671 | 181 { ngx_string("ssl_client_i_dn"), NULL, ngx_http_ssl_variable, |
| 182 (uintptr_t) ngx_ssl_get_issuer_dn, NGX_HTTP_VAR_CHANGABLE, 0 }, | |
| 183 | |
| 184 { ngx_string("ssl_client_serial"), NULL, ngx_http_ssl_variable, | |
| 185 (uintptr_t) ngx_ssl_get_serial_number, NGX_HTTP_VAR_CHANGABLE, 0 }, | |
| 647 | 186 |
| 637 | 187 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 611 | 188 }; |
| 189 | |
| 190 | |
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191 static ngx_str_t ngx_http_ssl_sess_id_ctx = ngx_string("HTTP"); |
| 973 | 192 |
| 193 | |
| 194 static ngx_int_t | |
| 671 | 195 ngx_http_ssl_static_variable(ngx_http_request_t *r, |
| 611 | 196 ngx_http_variable_value_t *v, uintptr_t data) |
| 197 { | |
| 671 | 198 ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data; |
| 611 | 199 |
| 671 | 200 size_t len; |
| 611 | 201 |
| 202 if (r->connection->ssl) { | |
| 203 | |
| 671 | 204 (void) handler(r->connection, NULL, (ngx_str_t *) v); |
| 611 | 205 |
| 671 | 206 for (len = 0; v->data[len]; len++) { /* void */ } |
| 611 | 207 |
| 208 v->len = len; | |
| 209 v->valid = 1; | |
| 210 v->no_cachable = 0; | |
| 211 v->not_found = 0; | |
| 212 | |
| 213 return NGX_OK; | |
| 214 } | |
| 215 | |
| 216 v->not_found = 1; | |
| 217 | |
| 218 return NGX_OK; | |
| 219 } | |
| 220 | |
| 221 | |
| 222 static ngx_int_t | |
| 671 | 223 ngx_http_ssl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
| 647 | 224 uintptr_t data) |
| 225 { | |
| 671 | 226 ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data; |
| 647 | 227 |
| 228 if (r->connection->ssl) { | |
| 671 | 229 if (handler(r->connection, r->pool, (ngx_str_t *) v) != NGX_OK) { |
| 647 | 230 return NGX_ERROR; |
| 231 } | |
| 232 | |
| 233 if (v->len) { | |
| 234 v->valid = 1; | |
| 235 v->no_cachable = 0; | |
| 236 v->not_found = 0; | |
| 237 | |
| 238 return NGX_OK; | |
| 239 } | |
| 240 } | |
| 241 | |
| 242 v->not_found = 1; | |
| 243 | |
| 244 return NGX_OK; | |
| 245 } | |
| 246 | |
| 247 | |
| 248 static ngx_int_t | |
| 611 | 249 ngx_http_ssl_add_variables(ngx_conf_t *cf) |
| 250 { | |
| 251 ngx_http_variable_t *var, *v; | |
| 252 | |
| 253 for (v = ngx_http_ssl_vars; v->name.len; v++) { | |
| 254 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 255 if (var == NULL) { | |
| 256 return NGX_ERROR; | |
| 257 } | |
| 258 | |
| 637 | 259 var->get_handler = v->get_handler; |
| 611 | 260 var->data = v->data; |
| 261 } | |
| 262 | |
| 263 return NGX_OK; | |
| 264 } | |
| 265 | |
| 266 | |
| 501 | 267 static void * |
| 268 ngx_http_ssl_create_srv_conf(ngx_conf_t *cf) | |
|
383
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269 { |
| 971 | 270 ngx_http_ssl_srv_conf_t *sscf; |
|
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271 |
| 971 | 272 sscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssl_srv_conf_t)); |
| 273 if (sscf == NULL) { | |
|
383
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274 return NGX_CONF_ERROR; |
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275 } |
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276 |
| 479 | 277 /* |
| 278 * set by ngx_pcalloc(): | |
| 279 * | |
| 971 | 280 * sscf->protocols = 0; |
| 281 * sscf->certificate.len = 0; | |
| 282 * sscf->certificate.data = NULL; | |
| 283 * sscf->certificate_key.len = 0; | |
| 284 * sscf->certificate_key.data = NULL; | |
| 285 * sscf->client_certificate.len = 0; | |
| 286 * sscf->client_certificate.data = NULL; | |
| 287 * sscf->ciphers.len = 0; | |
| 288 * sscf->ciphers.data = NULL; | |
| 973 | 289 * sscf->shm_zone = NULL; |
| 479 | 290 */ |
| 291 | |
| 971 | 292 sscf->enable = NGX_CONF_UNSET; |
| 293 sscf->verify = NGX_CONF_UNSET; | |
| 294 sscf->verify_depth = NGX_CONF_UNSET; | |
| 295 sscf->prefer_server_ciphers = NGX_CONF_UNSET; | |
| 973 | 296 sscf->builtin_session_cache = NGX_CONF_UNSET; |
| 297 sscf->session_timeout = NGX_CONF_UNSET; | |
|
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298 |
| 971 | 299 return sscf; |
|
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300 } |
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301 |
|
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302 |
| 501 | 303 static char * |
| 304 ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) | |
|
383
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305 { |
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306 ngx_http_ssl_srv_conf_t *prev = parent; |
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307 ngx_http_ssl_srv_conf_t *conf = child; |
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308 |
| 563 | 309 ngx_pool_cleanup_t *cln; |
| 310 | |
|
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311 ngx_conf_merge_value(conf->enable, prev->enable, 0); |
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312 |
|
393
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313 if (conf->enable == 0) { |
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314 return NGX_CONF_OK; |
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315 } |
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316 |
| 573 | 317 ngx_conf_merge_value(conf->session_timeout, |
| 318 prev->session_timeout, 300); | |
| 319 | |
| 547 | 320 ngx_conf_merge_value(conf->prefer_server_ciphers, |
| 321 prev->prefer_server_ciphers, 0); | |
| 322 | |
| 323 ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols, | |
| 324 (NGX_CONF_BITMASK_SET | |
| 325 |NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1)); | |
| 326 | |
| 647 | 327 ngx_conf_merge_value(conf->verify, prev->verify, 0); |
| 328 ngx_conf_merge_value(conf->verify_depth, prev->verify_depth, 1); | |
| 329 | |
|
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330 ngx_conf_merge_str_value(conf->certificate, prev->certificate, |
| 547 | 331 NGX_DEFLAUT_CERTIFICATE); |
|
383
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332 |
|
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333 ngx_conf_merge_str_value(conf->certificate_key, prev->certificate_key, |
| 547 | 334 NGX_DEFLAUT_CERTIFICATE_KEY); |
|
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335 |
| 647 | 336 ngx_conf_merge_str_value(conf->client_certificate, prev->client_certificate, |
| 337 ""); | |
| 338 | |
| 547 | 339 ngx_conf_merge_str_value(conf->ciphers, prev->ciphers, NGX_DEFLAUT_CIPHERS); |
| 479 | 340 |
| 341 | |
| 547 | 342 conf->ssl.log = cf->log; |
|
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343 |
| 969 | 344 if (ngx_ssl_create(&conf->ssl, conf->protocols, conf) != NGX_OK) { |
|
386
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345 return NGX_CONF_ERROR; |
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346 } |
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347 |
| 1219 | 348 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME |
| 349 | |
| 350 if (SSL_CTX_set_tlsext_servername_callback(conf->ssl.ctx, | |
| 351 ngx_http_ssl_servername) | |
| 352 == 0) | |
| 353 { | |
| 354 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0, | |
| 355 "SSL_CTX_set_tlsext_servername_callback() failed"); | |
| 356 return NGX_CONF_ERROR; | |
| 357 } | |
| 358 | |
| 359 #endif | |
| 360 | |
| 563 | 361 cln = ngx_pool_cleanup_add(cf->pool, 0); |
| 362 if (cln == NULL) { | |
| 509 | 363 return NGX_CONF_ERROR; |
| 364 } | |
| 365 | |
| 563 | 366 cln->handler = ngx_ssl_cleanup_ctx; |
| 367 cln->data = &conf->ssl; | |
| 368 | |
| 369 if (ngx_ssl_certificate(cf, &conf->ssl, &conf->certificate, | |
| 970 | 370 &conf->certificate_key) |
| 371 != NGX_OK) | |
| 529 | 372 { |
|
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373 return NGX_CONF_ERROR; |
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374 } |
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375 |
| 547 | 376 if (SSL_CTX_set_cipher_list(conf->ssl.ctx, |
| 563 | 377 (const char *) conf->ciphers.data) |
| 378 == 0) | |
| 529 | 379 { |
|
395
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394
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380 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0, |
| 547 | 381 "SSL_CTX_set_cipher_list(\"%V\") failed", |
| 382 &conf->ciphers); | |
| 383 } | |
| 384 | |
| 647 | 385 if (conf->verify) { |
| 671 | 386 if (ngx_ssl_client_certificate(cf, &conf->ssl, |
| 970 | 387 &conf->client_certificate, |
| 388 conf->verify_depth) | |
| 671 | 389 != NGX_OK) |
| 390 { | |
| 391 return NGX_CONF_ERROR; | |
| 647 | 392 } |
| 393 } | |
| 394 | |
| 563 | 395 #ifdef SSL_OP_CIPHER_SERVER_PREFERENCE |
| 396 | |
| 547 | 397 if (conf->prefer_server_ciphers) { |
| 398 SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_CIPHER_SERVER_PREFERENCE); | |
| 399 } | |
| 400 | |
| 563 | 401 #endif |
| 402 | |
| 547 | 403 /* a temporary 512-bit RSA key is required for export versions of MSIE */ |
| 404 if (ngx_ssl_generate_rsa512_key(&conf->ssl) != NGX_OK) { | |
|
386
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405 return NGX_CONF_ERROR; |
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406 } |
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407 |
| 973 | 408 ngx_conf_merge_value(conf->builtin_session_cache, |
| 409 prev->builtin_session_cache, | |
|
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410 NGX_SSL_DFLT_BUILTIN_SCACHE); |
| 973 | 411 |
| 412 if (conf->shm_zone == NULL) { | |
| 413 conf->shm_zone = prev->shm_zone; | |
| 414 } | |
| 415 | |
|
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416 if (ngx_ssl_session_cache(&conf->ssl, &ngx_http_ssl_sess_id_ctx, |
|
8dfb3aa75de2
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|
417 conf->builtin_session_cache, |
|
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418 conf->shm_zone, conf->session_timeout) |
|
8dfb3aa75de2
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419 != NGX_OK) |
| 973 | 420 { |
|
974
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|
421 return NGX_CONF_ERROR; |
| 973 | 422 } |
| 573 | 423 |
|
383
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424 return NGX_CONF_OK; |
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|
425 } |
| 563 | 426 |
| 427 | |
| 973 | 428 static char * |
| 429 ngx_http_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 430 { | |
| 431 ngx_http_ssl_srv_conf_t *sscf = conf; | |
| 432 | |
| 433 size_t len; | |
| 434 ngx_str_t *value, name, size; | |
| 435 ngx_int_t n; | |
| 436 ngx_uint_t i, j; | |
| 437 | |
| 438 value = cf->args->elts; | |
| 439 | |
| 440 for (i = 1; i < cf->args->nelts; i++) { | |
| 441 | |
| 442 if (ngx_strcmp(value[i].data, "builtin") == 0) { | |
|
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443 sscf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE; |
| 973 | 444 continue; |
| 445 } | |
| 446 | |
| 447 if (value[i].len > sizeof("builtin:") - 1 | |
| 448 && ngx_strncmp(value[i].data, "builtin:", sizeof("builtin:") - 1) | |
| 449 == 0) | |
| 450 { | |
| 451 n = ngx_atoi(value[i].data + sizeof("builtin:") - 1, | |
| 452 value[i].len - (sizeof("builtin:") - 1)); | |
| 453 | |
| 454 if (n == NGX_ERROR) { | |
| 455 goto invalid; | |
| 456 } | |
| 457 | |
| 458 sscf->builtin_session_cache = n; | |
| 459 | |
| 460 continue; | |
| 461 } | |
| 462 | |
| 463 if (value[i].len > sizeof("shared:") - 1 | |
| 464 && ngx_strncmp(value[i].data, "shared:", sizeof("shared:") - 1) | |
| 465 == 0) | |
| 466 { | |
| 467 len = 0; | |
| 468 | |
| 469 for (j = sizeof("shared:") - 1; j < value[i].len; j++) { | |
| 470 if (value[i].data[j] == ':') { | |
| 471 break; | |
| 472 } | |
| 473 | |
| 474 len++; | |
| 475 } | |
| 476 | |
| 477 if (len == 0) { | |
| 478 goto invalid; | |
| 479 } | |
| 480 | |
| 481 name.len = len; | |
| 482 name.data = value[i].data + sizeof("shared:") - 1; | |
| 483 | |
| 484 size.len = value[i].len - j - 1; | |
| 485 size.data = name.data + len + 1; | |
| 486 | |
| 487 n = ngx_parse_size(&size); | |
| 488 | |
| 489 if (n == NGX_ERROR) { | |
| 490 goto invalid; | |
| 491 } | |
| 492 | |
| 493 if (n < (ngx_int_t) (8 * ngx_pagesize)) { | |
| 494 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
|
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changeset
|
495 "session cache \"%V\" is too small", |
| 973 | 496 &value[i]); |
| 497 | |
| 498 return NGX_CONF_ERROR; | |
| 499 } | |
| 500 | |
| 501 sscf->shm_zone = ngx_shared_memory_add(cf, &name, n, | |
| 502 &ngx_http_ssl_module); | |
| 503 if (sscf->shm_zone == NULL) { | |
| 504 return NGX_CONF_ERROR; | |
| 505 } | |
| 506 | |
| 507 continue; | |
| 508 } | |
| 509 | |
| 510 goto invalid; | |
| 511 } | |
| 512 | |
| 513 if (sscf->shm_zone && sscf->builtin_session_cache == NGX_CONF_UNSET) { | |
|
974
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diff
changeset
|
514 sscf->builtin_session_cache = NGX_SSL_NO_BUILTIN_SCACHE; |
| 973 | 515 } |
| 516 | |
| 517 return NGX_CONF_OK; | |
| 518 | |
| 519 invalid: | |
| 520 | |
| 521 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 522 "invalid session cache \"%V\"", &value[i]); | |
| 523 | |
| 524 return NGX_CONF_ERROR; | |
| 525 } | |
| 526 | |
| 527 | |
| 563 | 528 #if !defined (SSL_OP_CIPHER_SERVER_PREFERENCE) |
| 529 | |
| 530 static char * | |
| 531 ngx_http_ssl_nosupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 532 { | |
| 533 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 534 "\"%V\" directive is available only in %s,", | |
| 535 &cmd->name, cmd->post); | |
| 536 | |
| 537 return NGX_CONF_ERROR; | |
| 538 } | |
| 539 | |
| 540 #endif |