Mercurial > hg > nginx
annotate src/event/ngx_event_openssl.c @ 974:8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 03 Jan 2007 15:25:40 +0000 |
| parents | 065b39794fff |
| children | 5595e47d4f17 |
| rev | line source |
|---|---|
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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_event.h> |
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10 |
| 541 | 11 |
| 12 typedef struct { | |
| 13 ngx_str_t engine; | |
| 14 } ngx_openssl_conf_t; | |
| 479 | 15 |
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16 |
| 671 | 17 static int ngx_http_ssl_verify_callback(int ok, X509_STORE_CTX *x509_store); |
| 547 | 18 static void ngx_ssl_handshake_handler(ngx_event_t *ev); |
| 489 | 19 static ngx_int_t ngx_ssl_handle_recv(ngx_connection_t *c, int n); |
| 473 | 20 static void ngx_ssl_write_handler(ngx_event_t *wev); |
| 21 static void ngx_ssl_read_handler(ngx_event_t *rev); | |
| 577 | 22 static void ngx_ssl_shutdown_handler(ngx_event_t *ev); |
| 547 | 23 static void ngx_ssl_connection_error(ngx_connection_t *c, int sslerr, |
| 24 ngx_err_t err, char *text); | |
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25 |
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26 static ngx_int_t ngx_ssl_session_cache_init(ngx_shm_zone_t *shm_zone); |
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27 static int ngx_ssl_new_session(ngx_ssl_conn_t *ssl_conn, |
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28 ngx_ssl_session_t *sess); |
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29 static ngx_ssl_session_t *ngx_ssl_get_cached_session(ngx_ssl_conn_t *ssl_conn, |
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30 u_char *id, int len, int *copy); |
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31 static void ngx_ssl_remove_session(SSL_CTX *ssl, ngx_ssl_session_t *sess); |
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32 static void ngx_ssl_expire_sessions(ngx_ssl_session_cache_t *cache, |
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33 ngx_slab_pool_t *shpool, ngx_uint_t n); |
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34 |
| 541 | 35 static void *ngx_openssl_create_conf(ngx_cycle_t *cycle); |
| 36 static char *ngx_openssl_init_conf(ngx_cycle_t *cycle, void *conf); | |
| 571 | 37 static void ngx_openssl_exit(ngx_cycle_t *cycle); |
| 541 | 38 |
| 39 #if !(NGX_SSL_ENGINE) | |
| 40 static char *ngx_openssl_noengine(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 41 void *conf); | |
| 42 #endif | |
| 43 | |
| 44 | |
| 45 static ngx_command_t ngx_openssl_commands[] = { | |
| 46 | |
| 47 { ngx_string("ssl_engine"), | |
| 48 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
| 49 #if (NGX_SSL_ENGINE) | |
| 50 ngx_conf_set_str_slot, | |
| 51 #else | |
| 52 ngx_openssl_noengine, | |
| 53 #endif | |
| 54 0, | |
| 55 offsetof(ngx_openssl_conf_t, engine), | |
| 56 NULL }, | |
| 57 | |
| 58 ngx_null_command | |
| 59 }; | |
| 60 | |
| 61 | |
| 62 static ngx_core_module_t ngx_openssl_module_ctx = { | |
| 63 ngx_string("openssl"), | |
| 64 ngx_openssl_create_conf, | |
| 65 ngx_openssl_init_conf | |
| 577 | 66 }; |
| 541 | 67 |
| 68 | |
| 69 ngx_module_t ngx_openssl_module = { | |
| 70 NGX_MODULE_V1, | |
| 71 &ngx_openssl_module_ctx, /* module context */ | |
| 72 ngx_openssl_commands, /* module directives */ | |
| 73 NGX_CORE_MODULE, /* module type */ | |
| 74 NULL, /* init master */ | |
| 75 NULL, /* init module */ | |
| 76 NULL, /* init process */ | |
| 77 NULL, /* init thread */ | |
| 78 NULL, /* exit thread */ | |
| 79 NULL, /* exit process */ | |
| 571 | 80 ngx_openssl_exit, /* exit master */ |
| 541 | 81 NGX_MODULE_V1_PADDING |
| 547 | 82 }; |
| 83 | |
| 84 | |
| 85 static long ngx_ssl_protocols[] = { | |
| 86 SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1, | |
| 87 SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1, | |
| 88 SSL_OP_NO_SSLv2|SSL_OP_NO_TLSv1, | |
| 89 SSL_OP_NO_TLSv1, | |
| 90 SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3, | |
| 91 SSL_OP_NO_SSLv3, | |
| 92 SSL_OP_NO_SSLv2, | |
| 93 0, | |
| 94 }; | |
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96 |
| 969 | 97 int ngx_ssl_connection_index; |
| 98 int ngx_ssl_server_conf_index; | |
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99 int ngx_ssl_session_cache_index; |
| 671 | 100 |
| 101 | |
| 489 | 102 ngx_int_t |
| 103 ngx_ssl_init(ngx_log_t *log) | |
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104 { |
| 968 | 105 #if OPENSSL_VERSION_NUMBER >= 0x00907000 |
| 106 OPENSSL_config(NULL); | |
| 107 #endif | |
| 108 | |
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109 SSL_library_init(); |
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110 SSL_load_error_strings(); |
| 541 | 111 |
| 112 #if (NGX_SSL_ENGINE) | |
| 479 | 113 ENGINE_load_builtin_engines(); |
| 541 | 114 #endif |
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115 |
| 969 | 116 ngx_ssl_connection_index = SSL_get_ex_new_index(0, NULL, NULL, NULL, NULL); |
| 671 | 117 |
| 969 | 118 if (ngx_ssl_connection_index == -1) { |
| 671 | 119 ngx_ssl_error(NGX_LOG_ALERT, log, 0, "SSL_get_ex_new_index() failed"); |
| 120 return NGX_ERROR; | |
| 121 } | |
| 122 | |
| 969 | 123 ngx_ssl_server_conf_index = SSL_CTX_get_ex_new_index(0, NULL, NULL, NULL, |
| 124 NULL); | |
| 125 if (ngx_ssl_server_conf_index == -1) { | |
| 126 ngx_ssl_error(NGX_LOG_ALERT, log, 0, | |
| 127 "SSL_CTX_get_ex_new_index() failed"); | |
| 128 return NGX_ERROR; | |
| 129 } | |
| 130 | |
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131 ngx_ssl_session_cache_index = SSL_CTX_get_ex_new_index(0, NULL, NULL, NULL, |
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132 NULL); |
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133 if (ngx_ssl_session_cache_index == -1) { |
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134 ngx_ssl_error(NGX_LOG_ALERT, log, 0, |
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135 "SSL_CTX_get_ex_new_index() failed"); |
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136 return NGX_ERROR; |
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137 } |
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138 |
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139 return NGX_OK; |
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140 } |
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141 |
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142 |
| 489 | 143 ngx_int_t |
| 969 | 144 ngx_ssl_create(ngx_ssl_t *ssl, ngx_uint_t protocols, void *data) |
| 547 | 145 { |
| 577 | 146 ssl->ctx = SSL_CTX_new(SSLv23_method()); |
| 547 | 147 |
| 148 if (ssl->ctx == NULL) { | |
| 149 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, "SSL_CTX_new() failed"); | |
| 150 return NGX_ERROR; | |
| 151 } | |
| 152 | |
| 969 | 153 if (SSL_CTX_set_ex_data(ssl->ctx, ngx_ssl_server_conf_index, data) == 0) { |
| 154 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
| 155 "SSL_CTX_set_ex_data() failed"); | |
| 156 return NGX_ERROR; | |
| 157 } | |
| 158 | |
| 577 | 159 /* client side options */ |
| 160 | |
| 161 SSL_CTX_set_options(ssl->ctx, SSL_OP_MICROSOFT_SESS_ID_BUG); | |
| 162 SSL_CTX_set_options(ssl->ctx, SSL_OP_NETSCAPE_CHALLENGE_BUG); | |
| 163 SSL_CTX_set_options(ssl->ctx, SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG); | |
| 164 | |
| 165 /* server side options */ | |
| 563 | 166 |
| 167 SSL_CTX_set_options(ssl->ctx, SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG); | |
| 168 SSL_CTX_set_options(ssl->ctx, SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER); | |
| 169 | |
| 170 /* this option allow a potential SSL 2.0 rollback (CAN-2005-2969) */ | |
| 171 SSL_CTX_set_options(ssl->ctx, SSL_OP_MSIE_SSLV2_RSA_PADDING); | |
| 172 | |
| 173 SSL_CTX_set_options(ssl->ctx, SSL_OP_SSLEAY_080_CLIENT_DH_BUG); | |
| 174 SSL_CTX_set_options(ssl->ctx, SSL_OP_TLS_D5_BUG); | |
| 175 SSL_CTX_set_options(ssl->ctx, SSL_OP_TLS_BLOCK_PADDING_BUG); | |
| 176 | |
| 177 #ifdef SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS | |
| 178 SSL_CTX_set_options(ssl->ctx, SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS); | |
| 179 #endif | |
| 180 | |
| 547 | 181 |
| 182 if (ngx_ssl_protocols[protocols >> 1] != 0) { | |
| 183 SSL_CTX_set_options(ssl->ctx, ngx_ssl_protocols[protocols >> 1]); | |
| 184 } | |
| 185 | |
| 186 SSL_CTX_set_mode(ssl->ctx, SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER); | |
| 187 | |
| 188 SSL_CTX_set_read_ahead(ssl->ctx, 1); | |
| 189 | |
| 190 return NGX_OK; | |
| 191 } | |
| 192 | |
| 193 | |
| 194 ngx_int_t | |
| 563 | 195 ngx_ssl_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert, |
| 196 ngx_str_t *key) | |
| 547 | 197 { |
| 563 | 198 if (ngx_conf_full_name(cf->cycle, cert) == NGX_ERROR) { |
| 547 | 199 return NGX_ERROR; |
| 200 } | |
| 201 | |
| 563 | 202 if (SSL_CTX_use_certificate_chain_file(ssl->ctx, (char *) cert->data) |
| 547 | 203 == 0) |
| 204 { | |
| 205 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
| 563 | 206 "SSL_CTX_use_certificate_chain_file(\"%s\") failed", |
| 207 cert->data); | |
| 208 return NGX_ERROR; | |
| 209 } | |
| 210 | |
| 211 if (ngx_conf_full_name(cf->cycle, key) == NGX_ERROR) { | |
| 212 return NGX_ERROR; | |
| 213 } | |
| 214 | |
| 215 if (SSL_CTX_use_PrivateKey_file(ssl->ctx, (char *) key->data, | |
| 647 | 216 SSL_FILETYPE_PEM) |
| 217 == 0) | |
| 563 | 218 { |
| 219 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
| 220 "SSL_CTX_use_PrivateKey_file(\"%s\") failed", key->data); | |
| 547 | 221 return NGX_ERROR; |
| 222 } | |
| 223 | |
| 224 return NGX_OK; | |
| 225 } | |
| 226 | |
| 227 | |
| 228 ngx_int_t | |
| 671 | 229 ngx_ssl_client_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert, |
| 230 ngx_int_t depth) | |
| 647 | 231 { |
| 671 | 232 STACK_OF(X509_NAME) *list; |
| 233 | |
| 234 SSL_CTX_set_verify(ssl->ctx, SSL_VERIFY_PEER, ngx_http_ssl_verify_callback); | |
| 235 | |
| 236 SSL_CTX_set_verify_depth(ssl->ctx, depth); | |
| 237 | |
| 238 if (cert->len == 0) { | |
| 239 return NGX_OK; | |
| 240 } | |
| 241 | |
| 647 | 242 if (ngx_conf_full_name(cf->cycle, cert) == NGX_ERROR) { |
| 243 return NGX_ERROR; | |
| 244 } | |
| 245 | |
| 246 if (SSL_CTX_load_verify_locations(ssl->ctx, (char *) cert->data, NULL) | |
| 247 == 0) | |
| 248 { | |
| 249 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
| 250 "SSL_CTX_load_verify_locations(\"%s\") failed", | |
| 251 cert->data); | |
| 252 return NGX_ERROR; | |
| 253 } | |
| 254 | |
| 671 | 255 list = SSL_load_client_CA_file((char *) cert->data); |
| 256 | |
| 257 if (list == NULL) { | |
| 258 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
| 259 "SSL_load_client_CA_file(\"%s\") failed", cert->data); | |
| 260 return NGX_ERROR; | |
| 261 } | |
| 262 | |
| 263 /* | |
| 264 * before 0.9.7h and 0.9.8 SSL_load_client_CA_file() | |
| 265 * always leaved an error in the error queue | |
| 266 */ | |
| 267 | |
| 268 ERR_clear_error(); | |
| 269 | |
| 270 SSL_CTX_set_client_CA_list(ssl->ctx, list); | |
| 271 | |
| 647 | 272 return NGX_OK; |
| 273 } | |
| 274 | |
| 275 | |
| 671 | 276 static int |
| 277 ngx_http_ssl_verify_callback(int ok, X509_STORE_CTX *x509_store) | |
| 278 { | |
| 279 char *subject, *issuer; | |
| 280 int err, depth; | |
| 281 X509 *cert; | |
| 282 X509_NAME *name; | |
| 283 ngx_connection_t *c; | |
| 284 ngx_ssl_conn_t *ssl_conn; | |
| 285 | |
| 286 ssl_conn = X509_STORE_CTX_get_ex_data(x509_store, | |
| 287 SSL_get_ex_data_X509_STORE_CTX_idx()); | |
| 288 | |
| 289 c = ngx_ssl_get_connection(ssl_conn); | |
| 290 | |
| 291 cert = X509_STORE_CTX_get_current_cert(x509_store); | |
| 292 err = X509_STORE_CTX_get_error(x509_store); | |
| 293 depth = X509_STORE_CTX_get_error_depth(x509_store); | |
| 294 | |
| 295 name = X509_get_subject_name(cert); | |
| 296 subject = name ? X509_NAME_oneline(name, NULL, 0) : "(none)"; | |
| 297 | |
| 298 name = X509_get_issuer_name(cert); | |
| 299 issuer = name ? X509_NAME_oneline(name, NULL, 0) : "(none)"; | |
| 300 | |
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301 ngx_log_debug5(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 671 | 302 "verify:%d, error:%d, depth:%d, " |
| 303 "subject:\"%s\",issuer: \"%s\"", | |
| 304 ok, err, depth, subject, issuer); | |
| 305 | |
| 306 return 1; | |
| 307 } | |
| 308 | |
| 309 | |
| 647 | 310 ngx_int_t |
| 547 | 311 ngx_ssl_generate_rsa512_key(ngx_ssl_t *ssl) |
| 312 { | |
| 671 | 313 RSA *key; |
| 314 | |
| 559 | 315 if (SSL_CTX_need_tmp_RSA(ssl->ctx) == 0) { |
| 316 return NGX_OK; | |
| 317 } | |
| 318 | |
| 671 | 319 key = RSA_generate_key(512, RSA_F4, NULL, NULL); |
| 547 | 320 |
| 671 | 321 if (key) { |
| 322 SSL_CTX_set_tmp_rsa(ssl->ctx, key); | |
| 323 | |
| 324 RSA_free(key); | |
| 325 | |
| 547 | 326 return NGX_OK; |
| 327 } | |
| 328 | |
| 329 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, "RSA_generate_key(512) failed"); | |
| 330 | |
| 331 return NGX_ERROR; | |
| 332 } | |
| 333 | |
| 334 | |
| 335 ngx_int_t | |
| 336 ngx_ssl_create_connection(ngx_ssl_t *ssl, ngx_connection_t *c, ngx_uint_t flags) | |
| 577 | 337 { |
| 547 | 338 ngx_ssl_connection_t *sc; |
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339 |
| 547 | 340 sc = ngx_pcalloc(c->pool, sizeof(ngx_ssl_connection_t)); |
| 341 if (sc == NULL) { | |
|
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342 return NGX_ERROR; |
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343 } |
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344 |
| 543 | 345 if (flags & NGX_SSL_BUFFER) { |
| 547 | 346 sc->buffer = 1; |
| 543 | 347 |
| 547 | 348 sc->buf = ngx_create_temp_buf(c->pool, NGX_SSL_BUFSIZE); |
| 349 if (sc->buf == NULL) { | |
| 543 | 350 return NGX_ERROR; |
| 351 } | |
|
397
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352 } |
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353 |
| 547 | 354 sc->connection = SSL_new(ssl->ctx); |
|
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355 |
| 547 | 356 if (sc->connection == NULL) { |
|
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357 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_new() failed"); |
|
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358 return NGX_ERROR; |
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359 } |
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360 |
| 547 | 361 if (SSL_set_fd(sc->connection, c->fd) == 0) { |
|
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362 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_fd() failed"); |
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363 return NGX_ERROR; |
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364 } |
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365 |
| 577 | 366 if (flags & NGX_SSL_CLIENT) { |
| 367 SSL_set_connect_state(sc->connection); | |
| 368 | |
| 369 } else { | |
| 370 SSL_set_accept_state(sc->connection); | |
| 371 } | |
|
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372 |
| 969 | 373 if (SSL_set_ex_data(sc->connection, ngx_ssl_connection_index, c) == 0) { |
| 671 | 374 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_ex_data() failed"); |
| 375 return NGX_ERROR; | |
| 376 } | |
| 377 | |
| 547 | 378 c->ssl = sc; |
|
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379 |
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380 return NGX_OK; |
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381 } |
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382 |
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383 |
| 547 | 384 ngx_int_t |
| 577 | 385 ngx_ssl_set_session(ngx_connection_t *c, ngx_ssl_session_t *session) |
| 386 { | |
| 387 if (session) { | |
| 388 if (SSL_set_session(c->ssl->connection, session) == 0) { | |
| 389 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_session() failed"); | |
| 390 return NGX_ERROR; | |
| 391 } | |
| 392 } | |
| 393 | |
| 394 return NGX_OK; | |
| 395 } | |
| 396 | |
| 397 | |
| 398 ngx_int_t | |
| 547 | 399 ngx_ssl_handshake(ngx_connection_t *c) |
| 400 { | |
| 401 int n, sslerr; | |
| 402 ngx_err_t err; | |
| 403 | |
| 404 n = SSL_do_handshake(c->ssl->connection); | |
| 405 | |
| 577 | 406 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); |
| 547 | 407 |
| 408 if (n == 1) { | |
| 409 | |
| 410 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 411 return NGX_ERROR; | |
| 412 } | |
| 413 | |
| 414 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 415 return NGX_ERROR; | |
| 416 } | |
| 417 | |
| 418 #if (NGX_DEBUG) | |
| 419 { | |
| 420 char buf[129], *s, *d; | |
| 421 SSL_CIPHER *cipher; | |
| 422 | |
| 423 cipher = SSL_get_current_cipher(c->ssl->connection); | |
| 424 | |
| 425 if (cipher) { | |
| 426 SSL_CIPHER_description(cipher, &buf[1], 128); | |
| 427 | |
| 428 for (s = &buf[1], d = buf; *s; s++) { | |
| 429 if (*s == ' ' && *d == ' ') { | |
| 430 continue; | |
| 431 } | |
| 432 | |
| 433 if (*s == LF || *s == CR) { | |
| 434 continue; | |
| 435 } | |
| 436 | |
| 437 *++d = *s; | |
| 438 } | |
| 439 | |
| 440 if (*d != ' ') { | |
| 441 d++; | |
| 442 } | |
| 443 | |
| 444 *d = '\0'; | |
| 445 | |
| 583 | 446 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 547 | 447 "SSL: %s, cipher: \"%s\"", |
| 577 | 448 SSL_get_version(c->ssl->connection), &buf[1]); |
| 547 | 449 |
| 450 if (SSL_session_reused(c->ssl->connection)) { | |
| 583 | 451 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 547 | 452 "SSL reused session"); |
| 453 } | |
| 454 | |
| 455 } else { | |
| 456 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
| 577 | 457 "SSL no shared ciphers"); |
| 547 | 458 } |
| 459 } | |
| 460 #endif | |
| 461 | |
| 462 c->ssl->handshaked = 1; | |
| 463 | |
| 464 c->recv = ngx_ssl_recv; | |
| 465 c->send = ngx_ssl_write; | |
| 577 | 466 c->recv_chain = ngx_ssl_recv_chain; |
| 467 c->send_chain = ngx_ssl_send_chain; | |
| 547 | 468 |
| 469 return NGX_OK; | |
| 470 } | |
| 471 | |
| 472 sslerr = SSL_get_error(c->ssl->connection, n); | |
| 473 | |
| 474 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); | |
| 475 | |
| 476 if (sslerr == SSL_ERROR_WANT_READ) { | |
| 477 c->read->ready = 0; | |
| 478 c->read->handler = ngx_ssl_handshake_handler; | |
| 591 | 479 c->write->handler = ngx_ssl_handshake_handler; |
| 547 | 480 |
| 481 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 482 return NGX_ERROR; | |
| 483 } | |
| 484 | |
| 485 return NGX_AGAIN; | |
| 486 } | |
| 487 | |
| 488 if (sslerr == SSL_ERROR_WANT_WRITE) { | |
| 489 c->write->ready = 0; | |
| 591 | 490 c->read->handler = ngx_ssl_handshake_handler; |
| 547 | 491 c->write->handler = ngx_ssl_handshake_handler; |
| 492 | |
| 493 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 494 return NGX_ERROR; | |
| 495 } | |
| 496 | |
| 497 return NGX_AGAIN; | |
| 498 } | |
| 499 | |
| 500 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; | |
| 501 | |
| 502 c->ssl->no_wait_shutdown = 1; | |
| 503 c->ssl->no_send_shutdown = 1; | |
| 591 | 504 c->read->eof = 1; |
| 547 | 505 |
| 506 if (sslerr == SSL_ERROR_ZERO_RETURN || ERR_peek_error() == 0) { | |
| 507 ngx_log_error(NGX_LOG_INFO, c->log, err, | |
| 577 | 508 "peer closed connection in SSL handshake"); |
| 547 | 509 |
| 510 return NGX_ERROR; | |
| 511 } | |
| 512 | |
| 591 | 513 c->read->error = 1; |
| 514 | |
| 547 | 515 ngx_ssl_connection_error(c, sslerr, err, "SSL_do_handshake() failed"); |
| 516 | |
| 517 return NGX_ERROR; | |
| 518 } | |
| 519 | |
| 520 | |
| 521 static void | |
| 522 ngx_ssl_handshake_handler(ngx_event_t *ev) | |
| 523 { | |
| 524 ngx_connection_t *c; | |
| 525 | |
| 526 c = ev->data; | |
| 527 | |
| 549 | 528 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 577 | 529 "SSL handshake handler: %d", ev->write); |
| 547 | 530 |
| 591 | 531 if (ev->timedout) { |
| 532 c->ssl->handler(c); | |
| 533 return; | |
| 534 } | |
| 535 | |
| 547 | 536 if (ngx_ssl_handshake(c) == NGX_AGAIN) { |
| 537 return; | |
| 538 } | |
| 539 | |
| 540 c->ssl->handler(c); | |
| 541 } | |
| 542 | |
| 543 | |
| 489 | 544 ssize_t |
| 577 | 545 ngx_ssl_recv_chain(ngx_connection_t *c, ngx_chain_t *cl) |
| 546 { | |
| 547 ssize_t n, bytes; | |
| 548 ngx_buf_t *b; | |
| 549 | |
| 550 bytes = 0; | |
| 551 | |
| 552 while (cl) { | |
| 553 b = cl->buf; | |
| 554 | |
| 555 n = ngx_ssl_recv(c, b->last, b->end - b->last); | |
| 556 | |
| 557 if (n > 0) { | |
| 558 b->last += n; | |
| 559 bytes += n; | |
| 560 | |
| 561 if (b->last == b->end) { | |
| 562 cl = cl->next; | |
| 563 } | |
| 564 | |
| 565 continue; | |
| 566 } | |
| 567 | |
| 568 if (bytes) { | |
| 569 return bytes; | |
| 570 } | |
| 571 | |
| 572 return n; | |
| 573 } | |
| 574 | |
| 575 return bytes; | |
| 576 } | |
| 577 | |
| 578 | |
| 579 ssize_t | |
| 489 | 580 ngx_ssl_recv(ngx_connection_t *c, u_char *buf, size_t size) |
|
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581 { |
| 489 | 582 int n, bytes; |
| 583 | |
| 584 if (c->ssl->last == NGX_ERROR) { | |
| 585 return NGX_ERROR; | |
| 586 } | |
| 587 | |
| 577 | 588 if (c->ssl->last == NGX_DONE) { |
| 589 return 0; | |
| 590 } | |
| 591 | |
| 489 | 592 bytes = 0; |
|
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593 |
| 489 | 594 /* |
| 595 * SSL_read() may return data in parts, so try to read | |
| 596 * until SSL_read() would return no data | |
| 597 */ | |
| 598 | |
| 599 for ( ;; ) { | |
|
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600 |
| 543 | 601 n = SSL_read(c->ssl->connection, buf, size); |
| 489 | 602 |
| 577 | 603 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_read: %d", n); |
|
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604 |
| 489 | 605 if (n > 0) { |
| 606 bytes += n; | |
| 607 } | |
| 608 | |
| 609 c->ssl->last = ngx_ssl_handle_recv(c, n); | |
| 610 | |
| 611 if (c->ssl->last != NGX_OK) { | |
| 479 | 612 |
| 489 | 613 if (bytes) { |
| 614 return bytes; | |
| 577 | 615 } |
| 489 | 616 |
| 577 | 617 if (c->ssl->last == NGX_DONE) { |
| 618 return 0; | |
| 479 | 619 } |
| 577 | 620 |
| 621 return c->ssl->last; | |
| 479 | 622 } |
| 623 | |
| 489 | 624 size -= n; |
| 625 | |
| 626 if (size == 0) { | |
| 627 return bytes; | |
| 628 } | |
| 629 | |
| 630 buf += n; | |
| 631 } | |
| 632 } | |
| 633 | |
| 634 | |
| 635 static ngx_int_t | |
| 636 ngx_ssl_handle_recv(ngx_connection_t *c, int n) | |
| 637 { | |
| 547 | 638 int sslerr; |
| 639 ngx_err_t err; | |
| 489 | 640 |
| 641 if (n > 0) { | |
| 479 | 642 |
| 473 | 643 if (c->ssl->saved_write_handler) { |
| 644 | |
| 509 | 645 c->write->handler = c->ssl->saved_write_handler; |
| 473 | 646 c->ssl->saved_write_handler = NULL; |
| 647 c->write->ready = 1; | |
| 648 | |
| 649 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 650 return NGX_ERROR; | |
| 651 } | |
| 652 | |
| 563 | 653 ngx_post_event(c->write, &ngx_posted_events); |
| 473 | 654 } |
| 655 | |
| 489 | 656 return NGX_OK; |
|
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657 } |
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658 |
| 543 | 659 sslerr = SSL_get_error(c->ssl->connection, n); |
|
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660 |
|
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661 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
|
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662 |
|
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663 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); |
|
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664 |
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665 if (sslerr == SSL_ERROR_WANT_READ) { |
| 455 | 666 c->read->ready = 0; |
|
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667 return NGX_AGAIN; |
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668 } |
|
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669 |
|
445
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670 if (sslerr == SSL_ERROR_WANT_WRITE) { |
| 539 | 671 |
| 547 | 672 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 577 | 673 "peer started SSL renegotiation"); |
| 473 | 674 |
| 675 c->write->ready = 0; | |
| 676 | |
| 677 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 678 return NGX_ERROR; | |
| 679 } | |
| 680 | |
| 681 /* | |
| 682 * we do not set the timer because there is already the read event timer | |
| 683 */ | |
| 684 | |
| 685 if (c->ssl->saved_write_handler == NULL) { | |
| 509 | 686 c->ssl->saved_write_handler = c->write->handler; |
| 687 c->write->handler = ngx_ssl_write_handler; | |
| 473 | 688 } |
| 689 | |
|
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690 return NGX_AGAIN; |
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691 } |
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692 |
| 547 | 693 c->ssl->no_wait_shutdown = 1; |
| 694 c->ssl->no_send_shutdown = 1; | |
| 589 | 695 c->read->eof = 1; |
|
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696 |
|
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697 if (sslerr == SSL_ERROR_ZERO_RETURN || ERR_peek_error() == 0) { |
| 577 | 698 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 699 "peer shutdown SSL cleanly"); | |
| 700 return NGX_DONE; | |
|
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701 } |
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702 |
| 591 | 703 c->read->error = 1; |
| 547 | 704 ngx_ssl_connection_error(c, sslerr, err, "SSL_read() failed"); |
|
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705 |
|
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706 return NGX_ERROR; |
|
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707 } |
|
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708 |
|
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709 |
| 489 | 710 static void |
| 711 ngx_ssl_write_handler(ngx_event_t *wev) | |
| 473 | 712 { |
| 713 ngx_connection_t *c; | |
| 714 | |
| 715 c = wev->data; | |
| 547 | 716 |
| 509 | 717 c->read->handler(c->read); |
| 473 | 718 } |
| 719 | |
| 720 | |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
721 /* |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
722 * OpenSSL has no SSL_writev() so we copy several bufs into our 16K buffer |
| 473 | 723 * before the SSL_write() call to decrease a SSL overhead. |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
724 * |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
725 * Besides for protocols such as HTTP it is possible to always buffer |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
726 * the output to decrease a SSL overhead some more. |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
727 */ |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
728 |
| 489 | 729 ngx_chain_t * |
| 730 ngx_ssl_send_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
731 { |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
732 int n; |
|
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
733 ngx_uint_t flush; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
734 ssize_t send, size; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
735 ngx_buf_t *buf; |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
736 |
| 597 | 737 if (!c->ssl->buffer |
| 738 || (in && in->next == NULL && !(c->buffered & NGX_SSL_BUFFERED))) | |
| 739 { | |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
740 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
741 /* |
| 577 | 742 * we avoid a buffer copy if |
| 743 * we do not need to buffer the output | |
| 744 * or the incoming buf is a single and our buffer is empty | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
745 */ |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
746 |
| 577 | 747 while (in) { |
| 748 if (ngx_buf_special(in->buf)) { | |
| 749 in = in->next; | |
| 750 continue; | |
| 751 } | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
752 |
| 577 | 753 n = ngx_ssl_write(c, in->buf->pos, in->buf->last - in->buf->pos); |
| 754 | |
| 755 if (n == NGX_ERROR) { | |
| 756 return NGX_CHAIN_ERROR; | |
| 757 } | |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
758 |
| 577 | 759 if (n == NGX_AGAIN) { |
| 597 | 760 c->buffered |= NGX_SSL_BUFFERED; |
| 577 | 761 return in; |
| 762 } | |
| 763 | |
| 764 in->buf->pos += n; | |
| 765 | |
| 766 if (in->buf->pos == in->buf->last) { | |
| 767 in = in->next; | |
| 768 } | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
769 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
770 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
771 return in; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
772 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
773 |
| 473 | 774 |
| 775 /* the maximum limit size is the maximum uint32_t value - the page size */ | |
| 776 | |
| 777 if (limit == 0 || limit > NGX_MAX_UINT32_VALUE - ngx_pagesize) { | |
| 778 limit = NGX_MAX_UINT32_VALUE - ngx_pagesize; | |
| 779 } | |
| 780 | |
| 781 | |
| 577 | 782 buf = c->ssl->buf; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
783 send = 0; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
784 flush = (in == NULL) ? 1 : 0; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
785 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
786 for ( ;; ) { |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
787 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
788 while (in && buf->last < buf->end) { |
| 583 | 789 if (in->buf->last_buf || in->buf->flush) { |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
790 flush = 1; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
791 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
792 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
793 if (ngx_buf_special(in->buf)) { |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
794 in = in->next; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
795 continue; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
796 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
797 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
798 size = in->buf->last - in->buf->pos; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
799 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
800 if (size > buf->end - buf->last) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
801 size = buf->end - buf->last; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
802 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
803 |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
804 if (send + size > limit) { |
| 577 | 805 size = (ssize_t) (limit - send); |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
806 flush = 1; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
807 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
808 |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
809 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
810 "SSL buf copy: %d", size); |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
811 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
812 ngx_memcpy(buf->last, in->buf->pos, size); |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
813 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
814 buf->last += size; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
815 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
816 in->buf->pos += size; |
| 577 | 817 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
818 if (in->buf->pos == in->buf->last) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
819 in = in->next; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
820 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
821 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
822 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
823 size = buf->last - buf->pos; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
824 |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
825 if (!flush && buf->last < buf->end && c->ssl->buffer) { |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
826 break; |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
827 } |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
828 |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
829 n = ngx_ssl_write(c, buf->pos, size); |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
830 |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
831 if (n == NGX_ERROR) { |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
832 return NGX_CHAIN_ERROR; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
833 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
834 |
| 511 | 835 if (n == NGX_AGAIN) { |
| 597 | 836 c->buffered |= NGX_SSL_BUFFERED; |
| 511 | 837 return in; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
838 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
839 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
840 buf->pos += n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
841 send += n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
842 c->sent += n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
843 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
844 if (n < size) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
845 break; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
846 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
847 |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
848 if (buf->pos == buf->last) { |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
849 buf->pos = buf->start; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
850 buf->last = buf->start; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
851 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
852 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
853 if (in == NULL || send == limit) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
854 break; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
855 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
856 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
857 |
| 597 | 858 if (buf->pos < buf->last) { |
| 859 c->buffered |= NGX_SSL_BUFFERED; | |
| 860 | |
| 861 } else { | |
| 862 c->buffered &= ~NGX_SSL_BUFFERED; | |
| 863 } | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
864 |
|
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
865 return in; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
866 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
867 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
868 |
| 539 | 869 ssize_t |
| 489 | 870 ngx_ssl_write(ngx_connection_t *c, u_char *data, size_t size) |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
871 { |
| 547 | 872 int n, sslerr; |
| 873 ngx_err_t err; | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
874 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
875 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL to write: %d", size); |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
876 |
| 543 | 877 n = SSL_write(c->ssl->connection, data, size); |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
878 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
879 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_write: %d", n); |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
880 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
881 if (n > 0) { |
| 539 | 882 |
| 473 | 883 if (c->ssl->saved_read_handler) { |
| 884 | |
| 509 | 885 c->read->handler = c->ssl->saved_read_handler; |
| 473 | 886 c->ssl->saved_read_handler = NULL; |
| 887 c->read->ready = 1; | |
| 888 | |
| 889 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 890 return NGX_ERROR; | |
| 891 } | |
| 892 | |
| 563 | 893 ngx_post_event(c->read, &ngx_posted_events); |
| 473 | 894 } |
| 895 | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
896 return n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
897 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
898 |
| 543 | 899 sslerr = SSL_get_error(c->ssl->connection, n); |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
900 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
901 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
902 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
903 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
904 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
905 if (sslerr == SSL_ERROR_WANT_WRITE) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
906 c->write->ready = 0; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
907 return NGX_AGAIN; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
908 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
909 |
|
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
910 if (sslerr == SSL_ERROR_WANT_READ) { |
| 452 | 911 |
| 547 | 912 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 577 | 913 "peer started SSL renegotiation"); |
| 473 | 914 |
| 915 c->read->ready = 0; | |
| 916 | |
| 917 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 918 return NGX_ERROR; | |
| 919 } | |
| 920 | |
| 921 /* | |
| 922 * we do not set the timer because there is already | |
| 923 * the write event timer | |
| 924 */ | |
| 925 | |
| 926 if (c->ssl->saved_read_handler == NULL) { | |
| 509 | 927 c->ssl->saved_read_handler = c->read->handler; |
| 928 c->read->handler = ngx_ssl_read_handler; | |
| 473 | 929 } |
| 930 | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
931 return NGX_AGAIN; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
932 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
933 |
| 547 | 934 c->ssl->no_wait_shutdown = 1; |
| 935 c->ssl->no_send_shutdown = 1; | |
| 591 | 936 c->write->error = 1; |
| 543 | 937 |
| 547 | 938 ngx_ssl_connection_error(c, sslerr, err, "SSL_write() failed"); |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
939 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
940 return NGX_ERROR; |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
941 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
942 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
943 |
| 489 | 944 static void |
| 945 ngx_ssl_read_handler(ngx_event_t *rev) | |
| 473 | 946 { |
| 947 ngx_connection_t *c; | |
| 948 | |
| 949 c = rev->data; | |
| 547 | 950 |
| 509 | 951 c->write->handler(c->write); |
| 473 | 952 } |
| 953 | |
| 954 | |
| 489 | 955 ngx_int_t |
| 956 ngx_ssl_shutdown(ngx_connection_t *c) | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
957 { |
| 473 | 958 int n, sslerr, mode; |
| 591 | 959 ngx_err_t err; |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
960 ngx_uint_t again; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
961 |
| 577 | 962 if (c->timedout) { |
| 547 | 963 mode = SSL_RECEIVED_SHUTDOWN|SSL_SENT_SHUTDOWN; |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
964 |
| 547 | 965 } else { |
| 966 mode = SSL_get_shutdown(c->ssl->connection); | |
| 473 | 967 |
| 547 | 968 if (c->ssl->no_wait_shutdown) { |
| 969 mode |= SSL_RECEIVED_SHUTDOWN; | |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
970 } |
|
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
971 |
| 547 | 972 if (c->ssl->no_send_shutdown) { |
| 973 mode |= SSL_SENT_SHUTDOWN; | |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
974 } |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
975 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
976 |
| 547 | 977 SSL_set_shutdown(c->ssl->connection, mode); |
| 978 | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
979 again = 0; |
| 461 | 980 sslerr = 0; |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
981 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
982 for ( ;; ) { |
| 543 | 983 n = SSL_shutdown(c->ssl->connection); |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
984 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
985 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_shutdown: %d", n); |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
986 |
| 577 | 987 if (n == 1 || (n == 0 && c->timedout)) { |
| 543 | 988 SSL_free(c->ssl->connection); |
| 473 | 989 c->ssl = NULL; |
| 543 | 990 |
| 473 | 991 return NGX_OK; |
| 992 } | |
| 993 | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
994 if (n == 0) { |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
995 again = 1; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
996 break; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
997 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
998 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
999 break; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1000 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1001 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1002 if (!again) { |
| 543 | 1003 sslerr = SSL_get_error(c->ssl->connection, n); |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1004 |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
1005 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
1006 "SSL_get_error: %d", sslerr); |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1007 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1008 |
| 589 | 1009 if (again |
| 1010 || sslerr == SSL_ERROR_WANT_READ | |
| 1011 || sslerr == SSL_ERROR_WANT_WRITE) | |
| 1012 { | |
| 577 | 1013 c->read->handler = ngx_ssl_shutdown_handler; |
| 589 | 1014 c->write->handler = ngx_ssl_shutdown_handler; |
| 577 | 1015 |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1016 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1017 return NGX_ERROR; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1018 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1019 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1020 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1021 return NGX_ERROR; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1022 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1023 |
| 589 | 1024 if (again || sslerr == SSL_ERROR_WANT_READ) { |
| 1025 ngx_add_timer(c->read, 30000); | |
| 1026 } | |
| 1027 | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1028 return NGX_AGAIN; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1029 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1030 |
| 591 | 1031 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
| 1032 | |
| 1033 ngx_ssl_connection_error(c, sslerr, err, "SSL_shutdown() failed"); | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1034 |
| 543 | 1035 SSL_free(c->ssl->connection); |
| 1036 c->ssl = NULL; | |
| 1037 | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1038 return NGX_ERROR; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1039 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1040 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1041 |
| 547 | 1042 static void |
| 577 | 1043 ngx_ssl_shutdown_handler(ngx_event_t *ev) |
| 1044 { | |
| 1045 ngx_connection_t *c; | |
| 1046 ngx_connection_handler_pt handler; | |
| 1047 | |
| 1048 c = ev->data; | |
| 1049 handler = c->ssl->handler; | |
| 1050 | |
| 1051 if (ev->timedout) { | |
| 1052 c->timedout = 1; | |
| 1053 } | |
| 1054 | |
|
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1055 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "SSL shutdown handler"); |
| 577 | 1056 |
| 1057 if (ngx_ssl_shutdown(c) == NGX_AGAIN) { | |
| 1058 return; | |
| 1059 } | |
| 1060 | |
| 1061 handler(c); | |
| 1062 } | |
| 1063 | |
| 1064 | |
| 1065 static void | |
| 547 | 1066 ngx_ssl_connection_error(ngx_connection_t *c, int sslerr, ngx_err_t err, |
| 1067 char *text) | |
| 1068 { | |
| 1069 ngx_uint_t level; | |
| 1070 | |
| 1071 level = NGX_LOG_CRIT; | |
| 1072 | |
| 1073 if (sslerr == SSL_ERROR_SYSCALL) { | |
| 1074 | |
| 1075 if (err == NGX_ECONNRESET | |
| 1076 || err == NGX_EPIPE | |
| 1077 || err == NGX_ENOTCONN | |
| 589 | 1078 #if !(NGX_CRIT_ETIMEDOUT) |
| 1079 || err == NGX_ETIMEDOUT | |
| 1080 #endif | |
| 547 | 1081 || err == NGX_ECONNREFUSED |
| 1082 || err == NGX_EHOSTUNREACH) | |
| 1083 { | |
| 1084 switch (c->log_error) { | |
| 1085 | |
| 1086 case NGX_ERROR_IGNORE_ECONNRESET: | |
| 1087 case NGX_ERROR_INFO: | |
| 1088 level = NGX_LOG_INFO; | |
| 1089 break; | |
| 1090 | |
| 1091 case NGX_ERROR_ERR: | |
| 1092 level = NGX_LOG_ERR; | |
| 1093 break; | |
| 1094 | |
| 1095 default: | |
| 1096 break; | |
| 1097 } | |
| 1098 } | |
| 1099 } | |
| 1100 | |
| 1101 ngx_ssl_error(level, c->log, err, text); | |
| 1102 } | |
| 1103 | |
| 1104 | |
| 583 | 1105 void ngx_cdecl |
| 489 | 1106 ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, ngx_err_t err, char *fmt, ...) |
| 577 | 1107 { |
| 547 | 1108 u_long n; |
| 1109 va_list args; | |
| 461 | 1110 u_char errstr[NGX_MAX_CONF_ERRSTR], *p, *last; |
| 1111 | |
| 1112 last = errstr + NGX_MAX_CONF_ERRSTR; | |
|
393
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1113 |
|
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1114 va_start(args, fmt); |
| 461 | 1115 p = ngx_vsnprintf(errstr, sizeof(errstr) - 1, fmt, args); |
|
393
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1116 va_end(args); |
|
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1117 |
| 547 | 1118 p = ngx_cpystrn(p, (u_char *) " (SSL:", last - p); |
| 1119 | |
| 583 | 1120 while (p < last) { |
| 1121 | |
| 1122 n = ERR_get_error(); | |
| 1123 | |
| 1124 if (n == 0) { | |
| 1125 break; | |
| 1126 } | |
| 547 | 1127 |
| 1128 *p++ = ' '; | |
|
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1129 |
| 547 | 1130 ERR_error_string_n(n, (char *) p, last - p); |
| 1131 | |
| 1132 while (p < last && *p) { | |
| 1133 p++; | |
| 1134 } | |
| 1135 } | |
|
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1136 |
|
395
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|
1137 ngx_log_error(level, log, err, "%s)", errstr); |
|
393
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1138 } |
| 509 | 1139 |
| 1140 | |
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1141 ngx_int_t |
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1142 ngx_ssl_session_cache(ngx_ssl_t *ssl, ngx_str_t *sess_ctx, |
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1143 ssize_t builtin_session_cache, ngx_shm_zone_t *shm_zone, time_t timeout) |
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1144 { |
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1145 long cache_mode; |
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1146 |
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1147 cache_mode = SSL_SESS_CACHE_SERVER; |
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1148 |
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1149 if (shm_zone && builtin_session_cache == NGX_SSL_NO_BUILTIN_SCACHE) { |
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1150 cache_mode |= SSL_SESS_CACHE_NO_INTERNAL; |
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1151 } |
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1152 |
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1153 SSL_CTX_set_session_cache_mode(ssl->ctx, cache_mode); |
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1154 |
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1155 SSL_CTX_set_session_id_context(ssl->ctx, sess_ctx->data, sess_ctx->len); |
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1156 |
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1157 if (builtin_session_cache != NGX_SSL_NO_BUILTIN_SCACHE) { |
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1158 |
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1159 if (builtin_session_cache != NGX_SSL_DFLT_BUILTIN_SCACHE) { |
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1160 SSL_CTX_sess_set_cache_size(ssl->ctx, builtin_session_cache); |
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1161 } |
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1162 |
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1163 SSL_CTX_set_timeout(ssl->ctx, timeout); |
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1164 } |
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1165 |
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1166 if (shm_zone) { |
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1167 shm_zone->init = ngx_ssl_session_cache_init; |
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1168 |
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1169 SSL_CTX_sess_set_new_cb(ssl->ctx, ngx_ssl_new_session); |
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1170 SSL_CTX_sess_set_get_cb(ssl->ctx, ngx_ssl_get_cached_session); |
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1171 SSL_CTX_sess_set_remove_cb(ssl->ctx, ngx_ssl_remove_session); |
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1172 |
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1173 if (SSL_CTX_set_ex_data(ssl->ctx, ngx_ssl_session_cache_index, shm_zone) |
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1174 == 0) |
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1175 { |
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1176 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, |
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1177 "SSL_CTX_set_ex_data() failed"); |
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1178 return NGX_ERROR; |
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1179 } |
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1180 } |
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|
1181 |
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1182 return NGX_OK; |
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1183 } |
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1184 |
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|
1185 |
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1186 static ngx_int_t |
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1187 ngx_ssl_session_cache_init(ngx_shm_zone_t *shm_zone) |
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1188 { |
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1189 ngx_slab_pool_t *shpool; |
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1190 ngx_rbtree_node_t *sentinel; |
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1191 ngx_ssl_session_cache_t *cache; |
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1192 |
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1193 shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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1194 |
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1195 cache = ngx_slab_alloc(shpool, sizeof(ngx_ssl_session_cache_t)); |
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1196 if (cache == NULL) { |
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1197 return NGX_ERROR; |
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1198 } |
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1199 |
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1200 cache->session_cache_head.prev = NULL; |
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1201 cache->session_cache_head.next = &cache->session_cache_tail; |
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1202 |
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1203 cache->session_cache_tail.prev = &cache->session_cache_head; |
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1204 cache->session_cache_tail.next = NULL; |
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1205 |
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1206 cache->session_rbtree = ngx_slab_alloc(shpool, sizeof(ngx_rbtree_t)); |
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1207 if (cache->session_rbtree == NULL) { |
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1208 return NGX_ERROR; |
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1209 } |
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1210 |
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1211 sentinel = ngx_slab_alloc(shpool, sizeof(ngx_rbtree_node_t)); |
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1212 if (sentinel == NULL) { |
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1213 return NGX_ERROR; |
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1214 } |
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1215 |
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1216 ngx_rbtree_sentinel_init(sentinel); |
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|
1217 |
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1218 cache->session_rbtree->root = sentinel; |
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1219 cache->session_rbtree->sentinel = sentinel; |
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1220 cache->session_rbtree->insert = ngx_rbtree_insert_value; |
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parents:
969
diff
changeset
|
1221 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1222 shm_zone->data = cache; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1223 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1224 return NGX_OK; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
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parents:
969
diff
changeset
|
1225 } |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1226 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1227 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1228 /* |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
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diff
changeset
|
1229 * OpenSSL's i2d_SSL_SESSION() and d2i_SSL_SESSION are slow, |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
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parents:
969
diff
changeset
|
1230 * so they are outside the code locked by shared pool mutex |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1231 */ |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1232 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1233 static int |
|
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move the session cache callbacks to the ngx_openssl_module
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parents:
969
diff
changeset
|
1234 ngx_ssl_new_session(ngx_ssl_conn_t *ssl_conn, ngx_ssl_session_t *sess) |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1235 { |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1236 int len; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1237 u_char *p, *id; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1238 uint32_t hash; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1239 SSL_CTX *ssl_ctx; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1240 ngx_time_t *tp; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1241 ngx_shm_zone_t *shm_zone; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1242 ngx_connection_t *c; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1243 ngx_slab_pool_t *shpool; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
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parents:
969
diff
changeset
|
1244 ngx_ssl_sess_id_t *sess_id; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
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969
diff
changeset
|
1245 ngx_ssl_cached_sess_t *cached_sess; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1246 ngx_ssl_session_cache_t *cache; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
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parents:
969
diff
changeset
|
1247 u_char buf[NGX_SSL_MAX_SESSION_SIZE]; |
|
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move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1248 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1249 len = i2d_SSL_SESSION(sess, NULL); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1250 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1251 /* do not cache too big session */ |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1252 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1253 if (len > (int) NGX_SSL_MAX_SESSION_SIZE) { |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1254 return 0; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1255 } |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1256 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1257 p = buf; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1258 i2d_SSL_SESSION(sess, &p); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1259 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1260 c = ngx_ssl_get_connection(ssl_conn); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1261 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1262 ssl_ctx = SSL_get_SSL_CTX(ssl_conn); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1263 shm_zone = SSL_CTX_get_ex_data(ssl_ctx, ngx_ssl_session_cache_index); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1264 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1265 cache = shm_zone->data; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1266 shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1267 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1268 ngx_shmtx_lock(&shpool->mutex); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1269 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1270 /* drop one or two expired sessions */ |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1271 ngx_ssl_expire_sessions(cache, shpool, 1); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1272 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1273 cached_sess = ngx_slab_alloc_locked(shpool, |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1274 offsetof(ngx_ssl_cached_sess_t, asn1) + len); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1275 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1276 if (cached_sess == NULL) { |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1277 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1278 /* drop the oldest non-expired session and try once more */ |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1279 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1280 ngx_ssl_expire_sessions(cache, shpool, 0); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1281 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1282 cached_sess = ngx_slab_alloc_locked(shpool, |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1283 offsetof(ngx_ssl_cached_sess_t, asn1) + len); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1284 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1285 if (cached_sess == NULL) { |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1286 id = NULL; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1287 goto failed; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1288 } |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1289 } |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1290 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1291 id = ngx_slab_alloc_locked(shpool, sess->session_id_length); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1292 if (id == NULL) { |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1293 goto failed; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1294 } |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1295 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1296 sess_id = ngx_slab_alloc_locked(shpool, sizeof(ngx_ssl_sess_id_t)); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1297 if (sess_id == NULL) { |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1298 goto failed; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1299 } |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1300 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1301 ngx_memcpy(&cached_sess->asn1[0], buf, len); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1302 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1303 ngx_memcpy(id, sess->session_id, sess->session_id_length); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1304 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1305 hash = ngx_crc32_short(sess->session_id, sess->session_id_length); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1306 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1307 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1308 "http ssl new session: %08XD:%d:%d", |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1309 hash, sess->session_id_length, len); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1310 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1311 sess_id->node.key = hash; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1312 sess_id->node.data = (u_char) sess->session_id_length; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1313 sess_id->id = id; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1314 sess_id->len = len; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1315 sess_id->session = cached_sess; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1316 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1317 tp = ngx_timeofday(); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1318 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1319 cached_sess->expire = tp->sec + SSL_CTX_get_timeout(ssl_ctx); |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1320 cached_sess->sess_id = sess_id; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1321 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1322 cached_sess->next = cache->session_cache_head.next; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1323 cached_sess->next->prev = cached_sess; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1324 cached_sess->prev = &cache->session_cache_head; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1325 cache->session_cache_head.next = cached_sess; |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1326 |
|
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
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|
1327 ngx_rbtree_insert(cache->session_rbtree, &sess_id->node); |
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1328 |
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1329 ngx_shmtx_unlock(&shpool->mutex); |
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|
1330 |
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1331 return 0; |
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|
1332 |
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|
1333 failed: |
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|
1334 |
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1335 if (cached_sess) { |
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1336 ngx_slab_free_locked(shpool, cached_sess); |
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1337 } |
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|
1338 |
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1339 if (id) { |
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1340 ngx_slab_free_locked(shpool, id); |
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1341 } |
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|
1342 |
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1343 ngx_shmtx_unlock(&shpool->mutex); |
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|
1344 |
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1345 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
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1346 "could not add new SSL session to the session cache"); |
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|
1347 |
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1348 return 0; |
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1349 } |
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|
1350 |
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|
1351 |
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1352 static ngx_ssl_session_t * |
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1353 ngx_ssl_get_cached_session(ngx_ssl_conn_t *ssl_conn, u_char *id, int len, |
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1354 int *copy) |
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1355 { |
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1356 #if OPENSSL_VERSION_NUMBER >= 0x00908000 |
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1357 const |
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1358 #endif |
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1359 u_char *p; |
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1360 uint32_t hash; |
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1361 ngx_time_t *tp; |
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1362 ngx_shm_zone_t *shm_zone; |
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1363 ngx_slab_pool_t *shpool; |
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1364 ngx_connection_t *c; |
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1365 ngx_rbtree_node_t *node, *sentinel; |
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1366 ngx_ssl_session_t *sess; |
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1367 ngx_ssl_sess_id_t *sess_id; |
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1368 ngx_ssl_cached_sess_t *cached_sess; |
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1369 ngx_ssl_session_cache_t *cache; |
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1370 u_char buf[NGX_SSL_MAX_SESSION_SIZE]; |
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|
1371 |
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1372 c = ngx_ssl_get_connection(ssl_conn); |
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|
1373 |
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1374 hash = ngx_crc32_short(id, len); |
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1375 *copy = 0; |
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|
1376 |
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1377 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
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1378 "http ssl get session: %08XD:%d", hash, len); |
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|
1379 |
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1380 shm_zone = SSL_CTX_get_ex_data(SSL_get_SSL_CTX(ssl_conn), |
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1381 ngx_ssl_session_cache_index); |
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|
1382 |
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1383 cache = shm_zone->data; |
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|
1384 |
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1385 if (cache->session_rbtree == NULL) { |
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1386 return NULL; |
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1387 } |
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|
1388 |
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1389 sess = NULL; |
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|
1390 |
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1391 shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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|
1392 |
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1393 ngx_shmtx_lock(&shpool->mutex); |
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|
1394 |
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1395 node = cache->session_rbtree->root; |
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1396 sentinel = cache->session_rbtree->sentinel; |
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|
1397 |
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1398 while (node != sentinel) { |
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|
1399 |
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1400 if (hash < node->key) { |
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1401 node = node->left; |
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1402 continue; |
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1403 } |
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|
1404 |
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1405 if (hash > node->key) { |
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1406 node = node->right; |
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1407 continue; |
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1408 } |
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|
1409 |
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1410 if (hash == node->key && (u_char) len == node->data) { |
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1411 sess_id = (ngx_ssl_sess_id_t *) node; |
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|
1412 |
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1413 if (ngx_strncmp(id, sess_id->id, len) == 0) { |
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|
1414 |
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1415 cached_sess = sess_id->session; |
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|
1416 |
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1417 tp = ngx_timeofday(); |
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|
1418 |
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1419 if (cached_sess->expire > tp->sec) { |
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1420 ngx_memcpy(buf, &cached_sess->asn1[0], sess_id->len); |
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|
1421 |
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1422 ngx_shmtx_unlock(&shpool->mutex); |
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|
1423 |
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1424 p = buf; |
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1425 sess = d2i_SSL_SESSION(NULL, &p, sess_id->len); |
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|
1426 |
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1427 return sess; |
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1428 } |
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|
1429 |
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|
1430 cached_sess->next->prev = cached_sess->prev; |
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1431 cached_sess->prev->next = cached_sess->next; |
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|
1432 |
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|
1433 ngx_rbtree_delete(cache->session_rbtree, node); |
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|
1434 |
|
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changeset
|
1435 ngx_slab_free_locked(shpool, cached_sess); |
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|
1436 ngx_slab_free_locked(shpool, sess_id->id); |
|
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diff
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|
1437 ngx_slab_free_locked(shpool, sess_id); |
|
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changeset
|
1438 |
|
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parents:
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diff
changeset
|
1439 sess = NULL; |
|
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move the session cache callbacks to the ngx_openssl_module
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changeset
|
1440 |
|
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diff
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|
1441 break; |
|
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|
1442 } |
|
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diff
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|
1443 } |
|
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diff
changeset
|
1444 |
|
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parents:
969
diff
changeset
|
1445 node = node->right; |
|
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|
1446 } |
|
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diff
changeset
|
1447 |
|
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diff
changeset
|
1448 ngx_shmtx_unlock(&shpool->mutex); |
|
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diff
changeset
|
1449 |
|
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diff
changeset
|
1450 return sess; |
|
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|
1451 } |
|
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diff
changeset
|
1452 |
|
8dfb3aa75de2
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parents:
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diff
changeset
|
1453 |
|
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diff
changeset
|
1454 static void |
|
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|
1455 ngx_ssl_remove_session(SSL_CTX *ssl, ngx_ssl_session_t *sess) |
|
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|
1456 { |
|
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diff
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|
1457 u_char *id, len; |
|
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|
1458 uint32_t hash; |
|
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|
1459 ngx_shm_zone_t *shm_zone; |
|
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|
1460 ngx_slab_pool_t *shpool; |
|
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|
1461 ngx_rbtree_node_t *node, *sentinel; |
|
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|
1462 ngx_ssl_sess_id_t *sess_id; |
|
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|
1463 ngx_ssl_cached_sess_t *cached_sess; |
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|
1464 ngx_ssl_session_cache_t *cache; |
|
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changeset
|
1465 |
|
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diff
changeset
|
1466 shm_zone = SSL_CTX_get_ex_data(ssl, ngx_ssl_session_cache_index); |
|
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changeset
|
1467 |
|
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changeset
|
1468 cache = shm_zone->data; |
|
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changeset
|
1469 |
|
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changeset
|
1470 id = sess->session_id; |
|
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|
1471 len = (u_char) sess->session_id_length; |
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changeset
|
1472 |
|
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|
1473 hash = ngx_crc32_short(id, (size_t) len); |
|
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changeset
|
1474 |
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changeset
|
1475 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ngx_cycle->log, 0, |
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changeset
|
1476 "http ssl remove session: %08XD:%d", hash, len); |
|
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changeset
|
1477 |
|
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changeset
|
1478 shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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changeset
|
1479 |
|
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changeset
|
1480 ngx_shmtx_lock(&shpool->mutex); |
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changeset
|
1481 |
|
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changeset
|
1482 node = cache->session_rbtree->root; |
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|
1483 sentinel = cache->session_rbtree->sentinel; |
|
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changeset
|
1484 |
|
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|
1485 while (node != sentinel) { |
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changeset
|
1486 |
|
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changeset
|
1487 if (hash < node->key) { |
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|
1488 node = node->left; |
|
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|
1489 continue; |
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|
1490 } |
|
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changeset
|
1491 |
|
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changeset
|
1492 if (hash > node->key) { |
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changeset
|
1493 node = node->right; |
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changeset
|
1494 continue; |
|
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changeset
|
1495 } |
|
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changeset
|
1496 |
|
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changeset
|
1497 if (hash == node->key && len == node->data) { |
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changeset
|
1498 sess_id = (ngx_ssl_sess_id_t *) node; |
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changeset
|
1499 |
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changeset
|
1500 if (ngx_strncmp(id, sess_id->id, (size_t) len) == 0) { |
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changeset
|
1501 |
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changeset
|
1502 cached_sess = sess_id->session; |
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changeset
|
1503 |
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changeset
|
1504 cached_sess->next->prev = cached_sess->prev; |
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changeset
|
1505 cached_sess->prev->next = cached_sess->next; |
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changeset
|
1506 |
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changeset
|
1507 ngx_rbtree_delete(cache->session_rbtree, node); |
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changeset
|
1508 |
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changeset
|
1509 ngx_slab_free_locked(shpool, cached_sess); |
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changeset
|
1510 ngx_slab_free_locked(shpool, sess_id->id); |
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changeset
|
1511 ngx_slab_free_locked(shpool, sess_id); |
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changeset
|
1512 |
|
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changeset
|
1513 break; |
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changeset
|
1514 } |
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changeset
|
1515 } |
|
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changeset
|
1516 |
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changeset
|
1517 node = node->right; |
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changeset
|
1518 } |
|
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changeset
|
1519 |
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changeset
|
1520 ngx_shmtx_unlock(&shpool->mutex); |
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changeset
|
1521 } |
|
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changeset
|
1522 |
|
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changeset
|
1523 |
|
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changeset
|
1524 static void |
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|
1525 ngx_ssl_expire_sessions(ngx_ssl_session_cache_t *cache, |
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|
1526 ngx_slab_pool_t *shpool, ngx_uint_t n) |
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changeset
|
1527 { |
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|
1528 ngx_time_t *tp; |
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|
1529 ngx_ssl_sess_id_t *sess_id; |
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changeset
|
1530 ngx_ssl_cached_sess_t *sess; |
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changeset
|
1531 |
|
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changeset
|
1532 tp = ngx_timeofday(); |
|
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changeset
|
1533 |
|
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changeset
|
1534 while (n < 3) { |
|
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changeset
|
1535 |
|
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changeset
|
1536 sess = cache->session_cache_tail.prev; |
|
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changeset
|
1537 |
|
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changeset
|
1538 if (sess == &cache->session_cache_head) { |
|
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changeset
|
1539 return; |
|
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changeset
|
1540 } |
|
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changeset
|
1541 |
|
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changeset
|
1542 if (n++ != 0 && sess->expire > tp->sec) { |
|
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changeset
|
1543 break; |
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1544 } |
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1545 |
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1546 sess->next->prev = sess->prev; |
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1547 sess->prev->next = sess->next; |
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1548 |
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1549 sess_id = sess->sess_id; |
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1550 |
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1551 ngx_rbtree_delete(cache->session_rbtree, &sess_id->node); |
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1552 |
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1553 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ngx_cycle->log, 0, |
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1554 "expire session: %08Xi", sess_id->node.key); |
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1555 |
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1556 ngx_slab_free_locked(shpool, sess); |
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1557 ngx_slab_free_locked(shpool, sess_id->id); |
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1558 ngx_slab_free_locked(shpool, sess_id); |
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1559 } |
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1560 } |
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1561 |
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1562 |
| 509 | 1563 void |
| 1564 ngx_ssl_cleanup_ctx(void *data) | |
| 1565 { | |
| 589 | 1566 ngx_ssl_t *ssl = data; |
| 509 | 1567 |
| 589 | 1568 SSL_CTX_free(ssl->ctx); |
| 509 | 1569 } |
| 541 | 1570 |
| 1571 | |
| 671 | 1572 ngx_int_t |
| 1573 ngx_ssl_get_protocol(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
| 611 | 1574 { |
| 671 | 1575 s->data = (u_char *) SSL_get_version(c->ssl->connection); |
| 1576 return NGX_OK; | |
| 611 | 1577 } |
| 1578 | |
| 1579 | |
| 671 | 1580 ngx_int_t |
| 1581 ngx_ssl_get_cipher_name(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
| 611 | 1582 { |
| 671 | 1583 s->data = (u_char *) SSL_get_cipher_name(c->ssl->connection); |
| 1584 return NGX_OK; | |
| 611 | 1585 } |
| 1586 | |
| 1587 | |
| 647 | 1588 ngx_int_t |
| 1589 ngx_ssl_get_subject_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
| 1590 { | |
| 1591 char *p; | |
| 1592 size_t len; | |
| 1593 X509 *cert; | |
| 1594 X509_NAME *name; | |
| 1595 | |
| 1596 s->len = 0; | |
| 1597 | |
| 1598 cert = SSL_get_peer_certificate(c->ssl->connection); | |
| 1599 if (cert == NULL) { | |
| 1600 return NGX_OK; | |
| 1601 } | |
| 1602 | |
| 1603 name = X509_get_subject_name(cert); | |
| 1604 if (name == NULL) { | |
| 1605 return NGX_ERROR; | |
| 1606 } | |
| 1607 | |
| 1608 p = X509_NAME_oneline(name, NULL, 0); | |
| 1609 | |
| 1610 for (len = 0; p[len]; len++) { /* void */ } | |
| 1611 | |
| 1612 s->len = len; | |
| 1613 s->data = ngx_palloc(pool, len); | |
| 1614 if (s->data == NULL) { | |
| 1615 OPENSSL_free(p); | |
| 1616 return NGX_ERROR; | |
| 1617 } | |
| 1618 | |
| 1619 ngx_memcpy(s->data, p, len); | |
| 1620 | |
| 1621 OPENSSL_free(p); | |
| 1622 | |
| 1623 return NGX_OK; | |
| 1624 } | |
| 1625 | |
| 1626 | |
| 1627 ngx_int_t | |
| 1628 ngx_ssl_get_issuer_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
| 1629 { | |
| 1630 char *p; | |
| 1631 size_t len; | |
| 1632 X509 *cert; | |
| 1633 X509_NAME *name; | |
| 1634 | |
| 1635 s->len = 0; | |
| 1636 | |
| 1637 cert = SSL_get_peer_certificate(c->ssl->connection); | |
| 1638 if (cert == NULL) { | |
| 1639 return NGX_OK; | |
| 1640 } | |
| 1641 | |
| 1642 name = X509_get_issuer_name(cert); | |
| 1643 if (name == NULL) { | |
| 1644 return NGX_ERROR; | |
| 1645 } | |
| 1646 | |
| 1647 p = X509_NAME_oneline(name, NULL, 0); | |
| 1648 | |
| 1649 for (len = 0; p[len]; len++) { /* void */ } | |
| 1650 | |
| 1651 s->len = len; | |
| 1652 s->data = ngx_palloc(pool, len); | |
| 1653 if (s->data == NULL) { | |
| 1654 OPENSSL_free(p); | |
| 1655 return NGX_ERROR; | |
| 1656 } | |
| 1657 | |
| 1658 ngx_memcpy(s->data, p, len); | |
| 1659 | |
| 1660 OPENSSL_free(p); | |
| 1661 | |
| 1662 return NGX_OK; | |
| 1663 } | |
| 1664 | |
| 1665 | |
| 671 | 1666 ngx_int_t |
| 1667 ngx_ssl_get_serial_number(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
| 1668 { | |
| 1669 size_t len; | |
| 1670 X509 *cert; | |
| 1671 BIO *bio; | |
| 1672 | |
| 1673 s->len = 0; | |
| 1674 | |
| 1675 cert = SSL_get_peer_certificate(c->ssl->connection); | |
| 1676 if (cert == NULL) { | |
| 1677 return NGX_OK; | |
| 1678 } | |
| 1679 | |
| 1680 bio = BIO_new(BIO_s_mem()); | |
| 1681 if (bio == NULL) { | |
| 1682 return NGX_ERROR; | |
| 1683 } | |
| 1684 | |
| 1685 i2a_ASN1_INTEGER(bio, X509_get_serialNumber(cert)); | |
| 1686 len = BIO_pending(bio); | |
| 1687 | |
| 1688 s->len = len; | |
| 1689 s->data = ngx_palloc(pool, len); | |
| 1690 if (s->data == NULL) { | |
| 1691 BIO_free(bio); | |
| 1692 return NGX_ERROR; | |
| 1693 } | |
| 1694 | |
| 1695 BIO_read(bio, s->data, len); | |
| 1696 BIO_free(bio); | |
| 1697 | |
| 1698 return NGX_OK; | |
| 1699 } | |
| 1700 | |
| 1701 | |
| 541 | 1702 static void * |
| 1703 ngx_openssl_create_conf(ngx_cycle_t *cycle) | |
| 1704 { | |
| 1705 ngx_openssl_conf_t *oscf; | |
| 577 | 1706 |
| 541 | 1707 oscf = ngx_pcalloc(cycle->pool, sizeof(ngx_openssl_conf_t)); |
| 1708 if (oscf == NULL) { | |
| 1709 return NGX_CONF_ERROR; | |
| 1710 } | |
| 577 | 1711 |
| 541 | 1712 /* |
| 1713 * set by ngx_pcalloc(): | |
| 577 | 1714 * |
| 541 | 1715 * oscf->engine.len = 0; |
| 1716 * oscf->engine.data = NULL; | |
| 577 | 1717 */ |
| 541 | 1718 |
| 1719 return oscf; | |
| 1720 } | |
| 1721 | |
| 1722 | |
| 1723 static char * | |
| 1724 ngx_openssl_init_conf(ngx_cycle_t *cycle, void *conf) | |
| 1725 { | |
| 1726 #if (NGX_SSL_ENGINE) | |
| 1727 ngx_openssl_conf_t *oscf = conf; | |
| 571 | 1728 |
| 541 | 1729 ENGINE *engine; |
| 1730 | |
| 1731 if (oscf->engine.len == 0) { | |
| 1732 return NGX_CONF_OK; | |
| 1733 } | |
| 577 | 1734 |
| 541 | 1735 engine = ENGINE_by_id((const char *) oscf->engine.data); |
| 1736 | |
| 1737 if (engine == NULL) { | |
| 1738 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
| 1739 "ENGINE_by_id(\"%V\") failed", &oscf->engine); | |
| 1740 return NGX_CONF_ERROR; | |
| 1741 } | |
| 1742 | |
| 1743 if (ENGINE_set_default(engine, ENGINE_METHOD_ALL) == 0) { | |
| 1744 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
| 1745 "ENGINE_set_default(\"%V\", ENGINE_METHOD_ALL) failed", | |
| 1746 &oscf->engine); | |
| 1747 return NGX_CONF_ERROR; | |
| 1748 } | |
| 1749 | |
| 1750 ENGINE_free(engine); | |
| 1751 | |
| 1752 #endif | |
| 1753 | |
| 1754 return NGX_CONF_OK; | |
| 1755 } | |
| 1756 | |
| 1757 | |
| 1758 #if !(NGX_SSL_ENGINE) | |
| 1759 | |
| 1760 static char * | |
| 1761 ngx_openssl_noengine(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 1762 { | |
| 1763 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 563 | 1764 "\"ssl_engine\" directive is available only in " |
| 1765 "OpenSSL 0.9.7 and higher,"); | |
| 541 | 1766 |
| 1767 return NGX_CONF_ERROR; | |
| 1768 } | |
| 1769 | |
| 1770 #endif | |
| 571 | 1771 |
| 1772 | |
| 1773 static void | |
| 1774 ngx_openssl_exit(ngx_cycle_t *cycle) | |
| 1775 { | |
| 1776 #if (NGX_SSL_ENGINE) | |
| 1777 ENGINE_cleanup(); | |
| 1778 #endif | |
| 1779 } |