Mercurial > hg > nginx
annotate src/http/modules/ngx_http_ssl_module.c @ 2716:d5896f6608e8
move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 16 Apr 2009 19:25:09 +0000 |
| parents | 218ee852de73 |
| children | c7d57b539248 |
| 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 | |
| 2124 | 16 #define NGX_DEFAULT_CIPHERS "ALL:!ADH:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv2:+EXP" |
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17 |
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18 |
| 671 | 19 static ngx_int_t ngx_http_ssl_static_variable(ngx_http_request_t *r, |
| 611 | 20 ngx_http_variable_value_t *v, uintptr_t data); |
| 671 | 21 static ngx_int_t ngx_http_ssl_variable(ngx_http_request_t *r, |
| 647 | 22 ngx_http_variable_value_t *v, uintptr_t data); |
| 611 | 23 |
| 24 static ngx_int_t ngx_http_ssl_add_variables(ngx_conf_t *cf); | |
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25 static void *ngx_http_ssl_create_srv_conf(ngx_conf_t *cf); |
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26 static char *ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf, |
| 501 | 27 void *parent, void *child); |
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28 |
| 2224 | 29 static char *ngx_http_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, |
| 30 void *conf); | |
| 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 | |
| 2123 | 52 static ngx_conf_enum_t ngx_http_ssl_verify[] = { |
| 53 { ngx_string("off"), 0 }, | |
| 54 { ngx_string("on"), 1 }, | |
| 55 { ngx_string("ask"), 2 }, | |
| 56 { ngx_null_string, 0 } | |
| 57 }; | |
| 58 | |
| 59 | |
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60 static ngx_command_t ngx_http_ssl_commands[] = { |
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61 |
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62 { ngx_string("ssl"), |
| 599 | 63 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, |
| 2224 | 64 ngx_http_ssl_enable, |
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65 NGX_HTTP_SRV_CONF_OFFSET, |
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66 offsetof(ngx_http_ssl_srv_conf_t, enable), |
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67 NULL }, |
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68 |
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69 { ngx_string("ssl_certificate"), |
| 599 | 70 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
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71 ngx_conf_set_str_slot, |
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72 NGX_HTTP_SRV_CONF_OFFSET, |
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73 offsetof(ngx_http_ssl_srv_conf_t, certificate), |
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74 NULL }, |
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75 |
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76 { ngx_string("ssl_certificate_key"), |
| 599 | 77 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
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78 ngx_conf_set_str_slot, |
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79 NGX_HTTP_SRV_CONF_OFFSET, |
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80 offsetof(ngx_http_ssl_srv_conf_t, certificate_key), |
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81 NULL }, |
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82 |
| 2044 | 83 { ngx_string("ssl_dhparam"), |
| 84 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, | |
| 85 ngx_conf_set_str_slot, | |
| 86 NGX_HTTP_SRV_CONF_OFFSET, | |
| 87 offsetof(ngx_http_ssl_srv_conf_t, dhparam), | |
| 88 NULL }, | |
| 89 | |
| 547 | 90 { ngx_string("ssl_protocols"), |
| 563 | 91 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_1MORE, |
| 547 | 92 ngx_conf_set_bitmask_slot, |
| 93 NGX_HTTP_SRV_CONF_OFFSET, | |
| 94 offsetof(ngx_http_ssl_srv_conf_t, protocols), | |
| 95 &ngx_http_ssl_protocols }, | |
| 96 | |
| 479 | 97 { ngx_string("ssl_ciphers"), |
| 563 | 98 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
| 479 | 99 ngx_conf_set_str_slot, |
| 100 NGX_HTTP_SRV_CONF_OFFSET, | |
| 101 offsetof(ngx_http_ssl_srv_conf_t, ciphers), | |
| 102 NULL }, | |
| 103 | |
| 647 | 104 { ngx_string("ssl_verify_client"), |
| 667 | 105 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, |
| 2123 | 106 ngx_conf_set_enum_slot, |
| 647 | 107 NGX_HTTP_SRV_CONF_OFFSET, |
| 108 offsetof(ngx_http_ssl_srv_conf_t, verify), | |
| 2123 | 109 &ngx_http_ssl_verify }, |
| 647 | 110 |
| 111 { ngx_string("ssl_verify_depth"), | |
| 112 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_1MORE, | |
| 113 ngx_conf_set_num_slot, | |
| 114 NGX_HTTP_SRV_CONF_OFFSET, | |
| 115 offsetof(ngx_http_ssl_srv_conf_t, verify_depth), | |
| 116 NULL }, | |
| 117 | |
| 118 { ngx_string("ssl_client_certificate"), | |
| 119 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, | |
| 120 ngx_conf_set_str_slot, | |
| 121 NGX_HTTP_SRV_CONF_OFFSET, | |
| 122 offsetof(ngx_http_ssl_srv_conf_t, client_certificate), | |
| 123 NULL }, | |
| 124 | |
| 547 | 125 { ngx_string("ssl_prefer_server_ciphers"), |
| 126 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, | |
| 563 | 127 #ifdef SSL_OP_CIPHER_SERVER_PREFERENCE |
| 547 | 128 ngx_conf_set_flag_slot, |
| 129 NGX_HTTP_SRV_CONF_OFFSET, | |
| 130 offsetof(ngx_http_ssl_srv_conf_t, prefer_server_ciphers), | |
| 131 NULL }, | |
| 563 | 132 #else |
| 133 ngx_http_ssl_nosupported, 0, 0, ngx_http_ssl_openssl097 }, | |
| 134 #endif | |
| 547 | 135 |
| 973 | 136 { ngx_string("ssl_session_cache"), |
| 137 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE12, | |
| 138 ngx_http_ssl_session_cache, | |
| 139 NGX_HTTP_SRV_CONF_OFFSET, | |
| 140 0, | |
| 141 NULL }, | |
| 142 | |
| 573 | 143 { ngx_string("ssl_session_timeout"), |
| 144 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, | |
| 145 ngx_conf_set_sec_slot, | |
| 146 NGX_HTTP_SRV_CONF_OFFSET, | |
| 147 offsetof(ngx_http_ssl_srv_conf_t, session_timeout), | |
| 148 NULL }, | |
| 149 | |
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150 ngx_null_command |
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151 }; |
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152 |
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153 |
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154 static ngx_http_module_t ngx_http_ssl_module_ctx = { |
| 611 | 155 ngx_http_ssl_add_variables, /* preconfiguration */ |
| 509 | 156 NULL, /* postconfiguration */ |
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157 |
| 541 | 158 NULL, /* create main configuration */ |
| 159 NULL, /* init main configuration */ | |
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160 |
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161 ngx_http_ssl_create_srv_conf, /* create server configuration */ |
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162 ngx_http_ssl_merge_srv_conf, /* merge server configuration */ |
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163 |
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164 NULL, /* create location configuration */ |
| 485 | 165 NULL /* merge location configuration */ |
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166 }; |
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167 |
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168 |
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169 ngx_module_t ngx_http_ssl_module = { |
| 509 | 170 NGX_MODULE_V1, |
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171 &ngx_http_ssl_module_ctx, /* module context */ |
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172 ngx_http_ssl_commands, /* module directives */ |
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173 NGX_HTTP_MODULE, /* module type */ |
| 541 | 174 NULL, /* init master */ |
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175 NULL, /* init module */ |
| 541 | 176 NULL, /* init process */ |
| 177 NULL, /* init thread */ | |
| 178 NULL, /* exit thread */ | |
| 179 NULL, /* exit process */ | |
| 180 NULL, /* exit master */ | |
| 181 NGX_MODULE_V1_PADDING | |
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182 }; |
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183 |
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184 |
| 611 | 185 static ngx_http_variable_t ngx_http_ssl_vars[] = { |
| 186 | |
| 671 | 187 { ngx_string("ssl_protocol"), NULL, ngx_http_ssl_static_variable, |
| 1565 | 188 (uintptr_t) ngx_ssl_get_protocol, NGX_HTTP_VAR_CHANGEABLE, 0 }, |
| 611 | 189 |
| 671 | 190 { ngx_string("ssl_cipher"), NULL, ngx_http_ssl_static_variable, |
| 1565 | 191 (uintptr_t) ngx_ssl_get_cipher_name, NGX_HTTP_VAR_CHANGEABLE, 0 }, |
| 611 | 192 |
| 2045 | 193 { ngx_string("ssl_client_cert"), NULL, ngx_http_ssl_variable, |
| 194 (uintptr_t) ngx_ssl_get_certificate, NGX_HTTP_VAR_CHANGEABLE, 0 }, | |
| 195 | |
| 2123 | 196 { ngx_string("ssl_client_raw_cert"), NULL, ngx_http_ssl_variable, |
| 197 (uintptr_t) ngx_ssl_get_raw_certificate, | |
| 198 NGX_HTTP_VAR_CHANGEABLE, 0 }, | |
| 199 | |
| 671 | 200 { ngx_string("ssl_client_s_dn"), NULL, ngx_http_ssl_variable, |
| 1565 | 201 (uintptr_t) ngx_ssl_get_subject_dn, NGX_HTTP_VAR_CHANGEABLE, 0 }, |
| 647 | 202 |
| 671 | 203 { ngx_string("ssl_client_i_dn"), NULL, ngx_http_ssl_variable, |
| 1565 | 204 (uintptr_t) ngx_ssl_get_issuer_dn, NGX_HTTP_VAR_CHANGEABLE, 0 }, |
| 671 | 205 |
| 206 { ngx_string("ssl_client_serial"), NULL, ngx_http_ssl_variable, | |
| 1565 | 207 (uintptr_t) ngx_ssl_get_serial_number, NGX_HTTP_VAR_CHANGEABLE, 0 }, |
| 647 | 208 |
| 637 | 209 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 611 | 210 }; |
| 211 | |
| 212 | |
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213 static ngx_str_t ngx_http_ssl_sess_id_ctx = ngx_string("HTTP"); |
| 973 | 214 |
| 215 | |
| 216 static ngx_int_t | |
| 671 | 217 ngx_http_ssl_static_variable(ngx_http_request_t *r, |
| 611 | 218 ngx_http_variable_value_t *v, uintptr_t data) |
| 219 { | |
| 671 | 220 ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data; |
| 611 | 221 |
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222 size_t len; |
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223 ngx_str_t s; |
| 611 | 224 |
| 225 if (r->connection->ssl) { | |
| 226 | |
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227 (void) handler(r->connection, NULL, &s); |
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228 |
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229 v->data = s.data; |
| 611 | 230 |
| 671 | 231 for (len = 0; v->data[len]; len++) { /* void */ } |
| 611 | 232 |
| 233 v->len = len; | |
| 234 v->valid = 1; | |
| 1565 | 235 v->no_cacheable = 0; |
| 611 | 236 v->not_found = 0; |
| 237 | |
| 238 return NGX_OK; | |
| 239 } | |
| 240 | |
| 241 v->not_found = 1; | |
| 242 | |
| 243 return NGX_OK; | |
| 244 } | |
| 245 | |
| 246 | |
| 247 static ngx_int_t | |
| 671 | 248 ngx_http_ssl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
| 647 | 249 uintptr_t data) |
| 250 { | |
| 671 | 251 ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data; |
| 647 | 252 |
|
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253 ngx_str_t s; |
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254 |
| 647 | 255 if (r->connection->ssl) { |
|
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256 |
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257 if (handler(r->connection, r->pool, &s) != NGX_OK) { |
| 647 | 258 return NGX_ERROR; |
| 259 } | |
| 260 | |
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261 v->len = s.len; |
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262 v->data = s.data; |
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263 |
| 647 | 264 if (v->len) { |
| 265 v->valid = 1; | |
| 1565 | 266 v->no_cacheable = 0; |
| 647 | 267 v->not_found = 0; |
| 268 | |
| 269 return NGX_OK; | |
| 270 } | |
| 271 } | |
| 272 | |
| 273 v->not_found = 1; | |
| 274 | |
| 275 return NGX_OK; | |
| 276 } | |
| 277 | |
| 278 | |
| 279 static ngx_int_t | |
| 611 | 280 ngx_http_ssl_add_variables(ngx_conf_t *cf) |
| 281 { | |
| 282 ngx_http_variable_t *var, *v; | |
| 283 | |
| 284 for (v = ngx_http_ssl_vars; v->name.len; v++) { | |
| 285 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 286 if (var == NULL) { | |
| 287 return NGX_ERROR; | |
| 288 } | |
| 289 | |
| 637 | 290 var->get_handler = v->get_handler; |
| 611 | 291 var->data = v->data; |
| 292 } | |
| 293 | |
| 294 return NGX_OK; | |
| 295 } | |
| 296 | |
| 297 | |
| 501 | 298 static void * |
| 299 ngx_http_ssl_create_srv_conf(ngx_conf_t *cf) | |
|
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300 { |
| 971 | 301 ngx_http_ssl_srv_conf_t *sscf; |
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302 |
| 971 | 303 sscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssl_srv_conf_t)); |
| 304 if (sscf == NULL) { | |
|
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305 return NGX_CONF_ERROR; |
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306 } |
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307 |
| 479 | 308 /* |
| 309 * set by ngx_pcalloc(): | |
| 310 * | |
| 971 | 311 * sscf->protocols = 0; |
| 2044 | 312 * sscf->certificate = { 0, NULL }; |
| 313 * sscf->certificate_key = { 0, NULL }; | |
| 314 * sscf->dhparam = { 0, NULL }; | |
| 315 * sscf->client_certificate = { 0, NULL }; | |
| 971 | 316 * sscf->ciphers.len = 0; |
| 317 * sscf->ciphers.data = NULL; | |
| 973 | 318 * sscf->shm_zone = NULL; |
| 479 | 319 */ |
| 320 | |
| 971 | 321 sscf->enable = NGX_CONF_UNSET; |
| 2123 | 322 sscf->prefer_server_ciphers = NGX_CONF_UNSET; |
| 2710 | 323 sscf->verify = NGX_CONF_UNSET_UINT; |
| 324 sscf->verify_depth = NGX_CONF_UNSET_UINT; | |
| 973 | 325 sscf->builtin_session_cache = NGX_CONF_UNSET; |
| 326 sscf->session_timeout = NGX_CONF_UNSET; | |
|
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327 |
| 971 | 328 return sscf; |
|
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329 } |
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330 |
|
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331 |
| 501 | 332 static char * |
| 333 ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) | |
|
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334 { |
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335 ngx_http_ssl_srv_conf_t *prev = parent; |
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336 ngx_http_ssl_srv_conf_t *conf = child; |
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337 |
| 563 | 338 ngx_pool_cleanup_t *cln; |
| 339 | |
|
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340 ngx_conf_merge_value(conf->enable, prev->enable, 0); |
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341 |
| 573 | 342 ngx_conf_merge_value(conf->session_timeout, |
| 343 prev->session_timeout, 300); | |
| 344 | |
| 547 | 345 ngx_conf_merge_value(conf->prefer_server_ciphers, |
| 346 prev->prefer_server_ciphers, 0); | |
| 347 | |
| 348 ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols, | |
| 349 (NGX_CONF_BITMASK_SET | |
| 350 |NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1)); | |
| 351 | |
| 2123 | 352 ngx_conf_merge_uint_value(conf->verify, prev->verify, 0); |
| 353 ngx_conf_merge_uint_value(conf->verify_depth, prev->verify_depth, 1); | |
| 647 | 354 |
| 2224 | 355 ngx_conf_merge_str_value(conf->certificate, prev->certificate, ""); |
| 356 ngx_conf_merge_str_value(conf->certificate_key, prev->certificate_key, ""); | |
|
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357 |
| 2044 | 358 ngx_conf_merge_str_value(conf->dhparam, prev->dhparam, ""); |
| 359 | |
| 647 | 360 ngx_conf_merge_str_value(conf->client_certificate, prev->client_certificate, |
| 361 ""); | |
| 362 | |
| 2124 | 363 ngx_conf_merge_str_value(conf->ciphers, prev->ciphers, NGX_DEFAULT_CIPHERS); |
| 479 | 364 |
| 365 | |
| 547 | 366 conf->ssl.log = cf->log; |
|
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367 |
| 2224 | 368 if (conf->enable) { |
| 369 | |
| 370 if (conf->certificate.len == 0) { | |
| 371 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
| 372 "no \"ssl_certificate\" is defined for " | |
| 373 "the \"ssl\" directive in %s:%ui", | |
| 374 conf->file, conf->line); | |
| 375 return NGX_CONF_ERROR; | |
| 376 } | |
| 377 | |
| 378 if (conf->certificate_key.len == 0) { | |
| 379 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
| 380 "no \"ssl_certificate_key\" is defined for " | |
| 381 "the \"ssl\" directive in %s:%ui", | |
| 382 conf->file, conf->line); | |
| 383 return NGX_CONF_ERROR; | |
| 384 } | |
| 385 | |
| 386 } else { | |
| 387 | |
| 388 if (conf->certificate.len == 0) { | |
| 389 return NGX_CONF_OK; | |
| 390 } | |
| 391 | |
| 392 if (conf->certificate_key.len == 0) { | |
| 393 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
| 394 "no \"ssl_certificate_key\" is defined " | |
| 395 "for certificate \"%V\"", &conf->certificate); | |
| 396 return NGX_CONF_ERROR; | |
| 397 } | |
| 398 } | |
| 399 | |
| 969 | 400 if (ngx_ssl_create(&conf->ssl, conf->protocols, conf) != NGX_OK) { |
|
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401 return NGX_CONF_ERROR; |
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402 } |
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403 |
| 1219 | 404 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME |
| 405 | |
| 406 if (SSL_CTX_set_tlsext_servername_callback(conf->ssl.ctx, | |
| 407 ngx_http_ssl_servername) | |
| 408 == 0) | |
| 409 { | |
| 410 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0, | |
| 411 "SSL_CTX_set_tlsext_servername_callback() failed"); | |
| 412 return NGX_CONF_ERROR; | |
| 413 } | |
| 414 | |
| 415 #endif | |
| 416 | |
| 563 | 417 cln = ngx_pool_cleanup_add(cf->pool, 0); |
| 418 if (cln == NULL) { | |
| 509 | 419 return NGX_CONF_ERROR; |
| 420 } | |
| 421 | |
| 563 | 422 cln->handler = ngx_ssl_cleanup_ctx; |
| 423 cln->data = &conf->ssl; | |
| 424 | |
| 425 if (ngx_ssl_certificate(cf, &conf->ssl, &conf->certificate, | |
| 970 | 426 &conf->certificate_key) |
| 427 != NGX_OK) | |
| 529 | 428 { |
|
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429 return NGX_CONF_ERROR; |
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430 } |
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431 |
| 547 | 432 if (SSL_CTX_set_cipher_list(conf->ssl.ctx, |
| 563 | 433 (const char *) conf->ciphers.data) |
| 434 == 0) | |
| 529 | 435 { |
|
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436 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0, |
| 547 | 437 "SSL_CTX_set_cipher_list(\"%V\") failed", |
| 438 &conf->ciphers); | |
| 439 } | |
| 440 | |
| 647 | 441 if (conf->verify) { |
| 2123 | 442 |
| 443 if (conf->client_certificate.len == 0) { | |
| 444 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
| 445 "no ssl_client_certificate for ssl_client_verify"); | |
| 446 return NGX_CONF_ERROR; | |
| 447 } | |
| 448 | |
| 671 | 449 if (ngx_ssl_client_certificate(cf, &conf->ssl, |
| 970 | 450 &conf->client_certificate, |
| 451 conf->verify_depth) | |
| 671 | 452 != NGX_OK) |
| 453 { | |
| 454 return NGX_CONF_ERROR; | |
| 647 | 455 } |
| 456 } | |
| 457 | |
| 563 | 458 #ifdef SSL_OP_CIPHER_SERVER_PREFERENCE |
| 459 | |
| 547 | 460 if (conf->prefer_server_ciphers) { |
| 461 SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_CIPHER_SERVER_PREFERENCE); | |
| 462 } | |
| 463 | |
| 563 | 464 #endif |
| 465 | |
| 547 | 466 /* a temporary 512-bit RSA key is required for export versions of MSIE */ |
| 467 if (ngx_ssl_generate_rsa512_key(&conf->ssl) != NGX_OK) { | |
|
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468 return NGX_CONF_ERROR; |
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469 } |
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470 |
| 2044 | 471 if (ngx_ssl_dhparam(cf, &conf->ssl, &conf->dhparam) != NGX_OK) { |
| 472 return NGX_CONF_ERROR; | |
| 473 } | |
| 474 | |
| 973 | 475 ngx_conf_merge_value(conf->builtin_session_cache, |
| 2032 | 476 prev->builtin_session_cache, NGX_SSL_NONE_SCACHE); |
| 973 | 477 |
| 478 if (conf->shm_zone == NULL) { | |
| 479 conf->shm_zone = prev->shm_zone; | |
| 480 } | |
| 481 | |
|
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482 if (ngx_ssl_session_cache(&conf->ssl, &ngx_http_ssl_sess_id_ctx, |
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483 conf->builtin_session_cache, |
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484 conf->shm_zone, conf->session_timeout) |
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485 != NGX_OK) |
| 973 | 486 { |
|
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487 return NGX_CONF_ERROR; |
| 973 | 488 } |
| 573 | 489 |
|
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490 return NGX_CONF_OK; |
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491 } |
| 563 | 492 |
| 493 | |
| 973 | 494 static char * |
| 2224 | 495 ngx_http_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 496 { | |
| 497 ngx_http_ssl_srv_conf_t *sscf = conf; | |
| 498 | |
| 499 char *rv; | |
| 500 | |
| 501 rv = ngx_conf_set_flag_slot(cf, cmd, conf); | |
| 502 | |
| 503 if (rv != NGX_CONF_OK) { | |
| 504 return rv; | |
| 505 } | |
| 506 | |
| 507 sscf->file = cf->conf_file->file.name.data; | |
| 508 sscf->line = cf->conf_file->line; | |
| 509 | |
| 510 return NGX_CONF_OK; | |
| 511 } | |
| 512 | |
| 513 | |
| 514 static char * | |
| 973 | 515 ngx_http_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 516 { | |
| 517 ngx_http_ssl_srv_conf_t *sscf = conf; | |
| 518 | |
| 519 size_t len; | |
| 520 ngx_str_t *value, name, size; | |
| 521 ngx_int_t n; | |
| 522 ngx_uint_t i, j; | |
| 523 | |
| 524 value = cf->args->elts; | |
| 525 | |
| 526 for (i = 1; i < cf->args->nelts; i++) { | |
| 527 | |
| 1778 | 528 if (ngx_strcmp(value[i].data, "off") == 0) { |
| 529 sscf->builtin_session_cache = NGX_SSL_NO_SCACHE; | |
| 530 continue; | |
| 531 } | |
| 532 | |
| 2032 | 533 if (ngx_strcmp(value[i].data, "none") == 0) { |
| 534 sscf->builtin_session_cache = NGX_SSL_NONE_SCACHE; | |
| 535 continue; | |
| 536 } | |
| 537 | |
| 973 | 538 if (ngx_strcmp(value[i].data, "builtin") == 0) { |
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539 sscf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE; |
| 973 | 540 continue; |
| 541 } | |
| 542 | |
| 543 if (value[i].len > sizeof("builtin:") - 1 | |
| 544 && ngx_strncmp(value[i].data, "builtin:", sizeof("builtin:") - 1) | |
| 545 == 0) | |
| 546 { | |
| 547 n = ngx_atoi(value[i].data + sizeof("builtin:") - 1, | |
| 548 value[i].len - (sizeof("builtin:") - 1)); | |
| 549 | |
| 550 if (n == NGX_ERROR) { | |
| 551 goto invalid; | |
| 552 } | |
| 553 | |
| 554 sscf->builtin_session_cache = n; | |
| 555 | |
| 556 continue; | |
| 557 } | |
| 558 | |
| 559 if (value[i].len > sizeof("shared:") - 1 | |
| 560 && ngx_strncmp(value[i].data, "shared:", sizeof("shared:") - 1) | |
| 561 == 0) | |
| 562 { | |
| 563 len = 0; | |
| 564 | |
| 565 for (j = sizeof("shared:") - 1; j < value[i].len; j++) { | |
| 566 if (value[i].data[j] == ':') { | |
|
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567 value[i].data[j] = '\0'; |
| 973 | 568 break; |
| 569 } | |
| 570 | |
| 571 len++; | |
| 572 } | |
| 573 | |
| 574 if (len == 0) { | |
| 575 goto invalid; | |
| 576 } | |
| 577 | |
| 578 name.len = len; | |
| 579 name.data = value[i].data + sizeof("shared:") - 1; | |
| 580 | |
| 581 size.len = value[i].len - j - 1; | |
| 582 size.data = name.data + len + 1; | |
| 583 | |
| 584 n = ngx_parse_size(&size); | |
| 585 | |
| 586 if (n == NGX_ERROR) { | |
| 587 goto invalid; | |
| 588 } | |
| 589 | |
| 590 if (n < (ngx_int_t) (8 * ngx_pagesize)) { | |
| 591 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
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592 "session cache \"%V\" is too small", |
| 973 | 593 &value[i]); |
| 594 | |
| 595 return NGX_CONF_ERROR; | |
| 596 } | |
| 597 | |
| 598 sscf->shm_zone = ngx_shared_memory_add(cf, &name, n, | |
| 599 &ngx_http_ssl_module); | |
| 600 if (sscf->shm_zone == NULL) { | |
| 601 return NGX_CONF_ERROR; | |
| 602 } | |
| 603 | |
| 604 continue; | |
| 605 } | |
| 606 | |
| 607 goto invalid; | |
| 608 } | |
| 609 | |
| 610 if (sscf->shm_zone && sscf->builtin_session_cache == NGX_CONF_UNSET) { | |
|
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
973
diff
changeset
|
611 sscf->builtin_session_cache = NGX_SSL_NO_BUILTIN_SCACHE; |
| 973 | 612 } |
| 613 | |
| 614 return NGX_CONF_OK; | |
| 615 | |
| 616 invalid: | |
| 617 | |
| 618 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 619 "invalid session cache \"%V\"", &value[i]); | |
| 620 | |
| 621 return NGX_CONF_ERROR; | |
| 622 } | |
| 623 | |
| 624 | |
| 563 | 625 #if !defined (SSL_OP_CIPHER_SERVER_PREFERENCE) |
| 626 | |
| 627 static char * | |
| 628 ngx_http_ssl_nosupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 629 { | |
| 630 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 631 "\"%V\" directive is available only in %s,", | |
| 632 &cmd->name, cmd->post); | |
| 633 | |
| 634 return NGX_CONF_ERROR; | |
| 635 } | |
| 636 | |
| 637 #endif |