Mercurial > hg > nginx-quic
annotate src/event/ngx_event_openssl.c @ 651:39b7d7b33c91 release-0.3.47
nginx-0.3.47-RELEASE import
*) Feature: the "upstream" directive.
*) Change: now the "\" escape symbol in the "\"" and "\'" pairs in the
SSI command is always removed.
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Tue, 23 May 2006 14:54:58 +0000 |
| parents | 95d7da23ea53 |
| children | cec32b3753ac |
| rev | line source |
|---|---|
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_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 |
| 547 | 17 static void ngx_ssl_handshake_handler(ngx_event_t *ev); |
| 489 | 18 static ngx_int_t ngx_ssl_handle_recv(ngx_connection_t *c, int n); |
| 473 | 19 static void ngx_ssl_write_handler(ngx_event_t *wev); |
| 20 static void ngx_ssl_read_handler(ngx_event_t *rev); | |
| 577 | 21 static void ngx_ssl_shutdown_handler(ngx_event_t *ev); |
| 547 | 22 static void ngx_ssl_connection_error(ngx_connection_t *c, int sslerr, |
| 23 ngx_err_t err, char *text); | |
| 541 | 24 static void *ngx_openssl_create_conf(ngx_cycle_t *cycle); |
| 25 static char *ngx_openssl_init_conf(ngx_cycle_t *cycle, void *conf); | |
| 571 | 26 static void ngx_openssl_exit(ngx_cycle_t *cycle); |
| 541 | 27 |
| 28 #if !(NGX_SSL_ENGINE) | |
| 29 static char *ngx_openssl_noengine(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 30 void *conf); | |
| 31 #endif | |
| 32 | |
| 33 | |
| 34 static ngx_command_t ngx_openssl_commands[] = { | |
| 35 | |
| 36 { ngx_string("ssl_engine"), | |
| 37 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
| 38 #if (NGX_SSL_ENGINE) | |
| 39 ngx_conf_set_str_slot, | |
| 40 #else | |
| 41 ngx_openssl_noengine, | |
| 42 #endif | |
| 43 0, | |
| 44 offsetof(ngx_openssl_conf_t, engine), | |
| 45 NULL }, | |
| 46 | |
| 47 ngx_null_command | |
| 48 }; | |
| 49 | |
| 50 | |
| 51 static ngx_core_module_t ngx_openssl_module_ctx = { | |
| 52 ngx_string("openssl"), | |
| 53 ngx_openssl_create_conf, | |
| 54 ngx_openssl_init_conf | |
| 577 | 55 }; |
| 541 | 56 |
| 57 | |
| 58 ngx_module_t ngx_openssl_module = { | |
| 59 NGX_MODULE_V1, | |
| 60 &ngx_openssl_module_ctx, /* module context */ | |
| 61 ngx_openssl_commands, /* module directives */ | |
| 62 NGX_CORE_MODULE, /* module type */ | |
| 63 NULL, /* init master */ | |
| 64 NULL, /* init module */ | |
| 65 NULL, /* init process */ | |
| 66 NULL, /* init thread */ | |
| 67 NULL, /* exit thread */ | |
| 68 NULL, /* exit process */ | |
| 571 | 69 ngx_openssl_exit, /* exit master */ |
| 541 | 70 NGX_MODULE_V1_PADDING |
| 547 | 71 }; |
| 72 | |
| 73 | |
| 74 static long ngx_ssl_protocols[] = { | |
| 75 SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1, | |
| 76 SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1, | |
| 77 SSL_OP_NO_SSLv2|SSL_OP_NO_TLSv1, | |
| 78 SSL_OP_NO_TLSv1, | |
| 79 SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3, | |
| 80 SSL_OP_NO_SSLv3, | |
| 81 SSL_OP_NO_SSLv2, | |
| 82 0, | |
| 83 }; | |
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85 |
| 489 | 86 ngx_int_t |
| 87 ngx_ssl_init(ngx_log_t *log) | |
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88 { |
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89 SSL_library_init(); |
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90 SSL_load_error_strings(); |
| 541 | 91 |
| 92 #if (NGX_SSL_ENGINE) | |
| 479 | 93 ENGINE_load_builtin_engines(); |
| 541 | 94 #endif |
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95 |
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96 return NGX_OK; |
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97 } |
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98 |
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99 |
| 489 | 100 ngx_int_t |
| 547 | 101 ngx_ssl_create(ngx_ssl_t *ssl, ngx_uint_t protocols) |
| 102 { | |
| 577 | 103 ssl->ctx = SSL_CTX_new(SSLv23_method()); |
| 547 | 104 |
| 105 if (ssl->ctx == NULL) { | |
| 106 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, "SSL_CTX_new() failed"); | |
| 107 return NGX_ERROR; | |
| 108 } | |
| 109 | |
| 577 | 110 /* client side options */ |
| 111 | |
| 112 SSL_CTX_set_options(ssl->ctx, SSL_OP_MICROSOFT_SESS_ID_BUG); | |
| 113 SSL_CTX_set_options(ssl->ctx, SSL_OP_NETSCAPE_CHALLENGE_BUG); | |
| 114 SSL_CTX_set_options(ssl->ctx, SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG); | |
| 115 | |
| 116 /* server side options */ | |
| 563 | 117 |
| 118 SSL_CTX_set_options(ssl->ctx, SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG); | |
| 119 SSL_CTX_set_options(ssl->ctx, SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER); | |
| 120 | |
| 121 /* this option allow a potential SSL 2.0 rollback (CAN-2005-2969) */ | |
| 122 SSL_CTX_set_options(ssl->ctx, SSL_OP_MSIE_SSLV2_RSA_PADDING); | |
| 123 | |
| 124 SSL_CTX_set_options(ssl->ctx, SSL_OP_SSLEAY_080_CLIENT_DH_BUG); | |
| 125 SSL_CTX_set_options(ssl->ctx, SSL_OP_TLS_D5_BUG); | |
| 126 SSL_CTX_set_options(ssl->ctx, SSL_OP_TLS_BLOCK_PADDING_BUG); | |
| 127 | |
| 128 #ifdef SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS | |
| 129 SSL_CTX_set_options(ssl->ctx, SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS); | |
| 130 #endif | |
| 131 | |
| 547 | 132 |
| 133 if (ngx_ssl_protocols[protocols >> 1] != 0) { | |
| 134 SSL_CTX_set_options(ssl->ctx, ngx_ssl_protocols[protocols >> 1]); | |
| 135 } | |
| 136 | |
| 137 SSL_CTX_set_mode(ssl->ctx, SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER); | |
| 138 | |
| 139 SSL_CTX_set_read_ahead(ssl->ctx, 1); | |
| 140 | |
| 141 return NGX_OK; | |
| 142 } | |
| 143 | |
| 144 | |
| 145 ngx_int_t | |
| 563 | 146 ngx_ssl_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert, |
| 147 ngx_str_t *key) | |
| 547 | 148 { |
| 563 | 149 if (ngx_conf_full_name(cf->cycle, cert) == NGX_ERROR) { |
| 547 | 150 return NGX_ERROR; |
| 151 } | |
| 152 | |
| 563 | 153 if (SSL_CTX_use_certificate_chain_file(ssl->ctx, (char *) cert->data) |
| 547 | 154 == 0) |
| 155 { | |
| 156 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
| 563 | 157 "SSL_CTX_use_certificate_chain_file(\"%s\") failed", |
| 158 cert->data); | |
| 159 return NGX_ERROR; | |
| 160 } | |
| 161 | |
| 162 if (ngx_conf_full_name(cf->cycle, key) == NGX_ERROR) { | |
| 163 return NGX_ERROR; | |
| 164 } | |
| 165 | |
| 166 if (SSL_CTX_use_PrivateKey_file(ssl->ctx, (char *) key->data, | |
| 647 | 167 SSL_FILETYPE_PEM) |
| 168 == 0) | |
| 563 | 169 { |
| 170 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
| 171 "SSL_CTX_use_PrivateKey_file(\"%s\") failed", key->data); | |
| 547 | 172 return NGX_ERROR; |
| 173 } | |
| 174 | |
| 175 return NGX_OK; | |
| 176 } | |
| 177 | |
| 178 | |
| 179 ngx_int_t | |
| 647 | 180 ngx_ssl_client_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert) |
| 181 { | |
| 182 if (ngx_conf_full_name(cf->cycle, cert) == NGX_ERROR) { | |
| 183 return NGX_ERROR; | |
| 184 } | |
| 185 | |
| 186 if (SSL_CTX_load_verify_locations(ssl->ctx, (char *) cert->data, NULL) | |
| 187 == 0) | |
| 188 { | |
| 189 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
| 190 "SSL_CTX_load_verify_locations(\"%s\") failed", | |
| 191 cert->data); | |
| 192 return NGX_ERROR; | |
| 193 } | |
| 194 | |
| 195 return NGX_OK; | |
| 196 } | |
| 197 | |
| 198 | |
| 199 ngx_int_t | |
| 547 | 200 ngx_ssl_generate_rsa512_key(ngx_ssl_t *ssl) |
| 201 { | |
| 559 | 202 if (SSL_CTX_need_tmp_RSA(ssl->ctx) == 0) { |
| 203 return NGX_OK; | |
| 204 } | |
| 205 | |
| 547 | 206 ssl->rsa512_key = RSA_generate_key(512, RSA_F4, NULL, NULL); |
| 207 | |
| 208 if (ssl->rsa512_key) { | |
| 209 SSL_CTX_set_tmp_rsa(ssl->ctx, ssl->rsa512_key); | |
| 210 return NGX_OK; | |
| 211 } | |
| 212 | |
| 213 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, "RSA_generate_key(512) failed"); | |
| 214 | |
| 215 return NGX_ERROR; | |
| 216 } | |
| 217 | |
| 218 | |
| 219 ngx_int_t | |
| 220 ngx_ssl_create_connection(ngx_ssl_t *ssl, ngx_connection_t *c, ngx_uint_t flags) | |
| 577 | 221 { |
| 547 | 222 ngx_ssl_connection_t *sc; |
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223 |
| 547 | 224 sc = ngx_pcalloc(c->pool, sizeof(ngx_ssl_connection_t)); |
| 225 if (sc == NULL) { | |
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226 return NGX_ERROR; |
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227 } |
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228 |
| 543 | 229 if (flags & NGX_SSL_BUFFER) { |
| 547 | 230 sc->buffer = 1; |
| 543 | 231 |
| 547 | 232 sc->buf = ngx_create_temp_buf(c->pool, NGX_SSL_BUFSIZE); |
| 233 if (sc->buf == NULL) { | |
| 543 | 234 return NGX_ERROR; |
| 235 } | |
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236 } |
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237 |
| 547 | 238 sc->connection = SSL_new(ssl->ctx); |
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239 |
| 547 | 240 if (sc->connection == NULL) { |
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241 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_new() failed"); |
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242 return NGX_ERROR; |
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243 } |
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244 |
| 547 | 245 if (SSL_set_fd(sc->connection, c->fd) == 0) { |
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246 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_fd() failed"); |
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247 return NGX_ERROR; |
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248 } |
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249 |
| 577 | 250 if (flags & NGX_SSL_CLIENT) { |
| 251 SSL_set_connect_state(sc->connection); | |
| 252 | |
| 253 } else { | |
| 254 SSL_set_accept_state(sc->connection); | |
| 255 } | |
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256 |
| 547 | 257 c->ssl = sc; |
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258 |
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259 return NGX_OK; |
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260 } |
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261 |
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262 |
| 547 | 263 ngx_int_t |
| 577 | 264 ngx_ssl_set_session(ngx_connection_t *c, ngx_ssl_session_t *session) |
| 265 { | |
| 266 if (session) { | |
| 267 if (SSL_set_session(c->ssl->connection, session) == 0) { | |
| 268 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_session() failed"); | |
| 269 return NGX_ERROR; | |
| 270 } | |
| 271 } | |
| 272 | |
| 273 return NGX_OK; | |
| 274 } | |
| 275 | |
| 276 | |
| 277 ngx_int_t | |
| 547 | 278 ngx_ssl_handshake(ngx_connection_t *c) |
| 279 { | |
| 280 int n, sslerr; | |
| 281 ngx_err_t err; | |
| 282 | |
| 283 n = SSL_do_handshake(c->ssl->connection); | |
| 284 | |
| 577 | 285 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); |
| 547 | 286 |
| 287 if (n == 1) { | |
| 288 | |
| 289 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 290 return NGX_ERROR; | |
| 291 } | |
| 292 | |
| 293 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 294 return NGX_ERROR; | |
| 295 } | |
| 296 | |
| 297 #if (NGX_DEBUG) | |
| 298 { | |
| 299 char buf[129], *s, *d; | |
| 300 SSL_CIPHER *cipher; | |
| 301 | |
| 302 cipher = SSL_get_current_cipher(c->ssl->connection); | |
| 303 | |
| 304 if (cipher) { | |
| 305 SSL_CIPHER_description(cipher, &buf[1], 128); | |
| 306 | |
| 307 for (s = &buf[1], d = buf; *s; s++) { | |
| 308 if (*s == ' ' && *d == ' ') { | |
| 309 continue; | |
| 310 } | |
| 311 | |
| 312 if (*s == LF || *s == CR) { | |
| 313 continue; | |
| 314 } | |
| 315 | |
| 316 *++d = *s; | |
| 317 } | |
| 318 | |
| 319 if (*d != ' ') { | |
| 320 d++; | |
| 321 } | |
| 322 | |
| 323 *d = '\0'; | |
| 324 | |
| 583 | 325 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 547 | 326 "SSL: %s, cipher: \"%s\"", |
| 577 | 327 SSL_get_version(c->ssl->connection), &buf[1]); |
| 547 | 328 |
| 329 if (SSL_session_reused(c->ssl->connection)) { | |
| 583 | 330 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 547 | 331 "SSL reused session"); |
| 332 } | |
| 333 | |
| 334 } else { | |
| 335 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
| 577 | 336 "SSL no shared ciphers"); |
| 547 | 337 } |
| 338 } | |
| 339 #endif | |
| 340 | |
| 341 c->ssl->handshaked = 1; | |
| 342 | |
| 343 c->recv = ngx_ssl_recv; | |
| 344 c->send = ngx_ssl_write; | |
| 577 | 345 c->recv_chain = ngx_ssl_recv_chain; |
| 346 c->send_chain = ngx_ssl_send_chain; | |
| 547 | 347 |
| 348 return NGX_OK; | |
| 349 } | |
| 350 | |
| 351 sslerr = SSL_get_error(c->ssl->connection, n); | |
| 352 | |
| 353 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); | |
| 354 | |
| 355 if (sslerr == SSL_ERROR_WANT_READ) { | |
| 356 c->read->ready = 0; | |
| 357 c->read->handler = ngx_ssl_handshake_handler; | |
| 591 | 358 c->write->handler = ngx_ssl_handshake_handler; |
| 547 | 359 |
| 360 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 361 return NGX_ERROR; | |
| 362 } | |
| 363 | |
| 364 return NGX_AGAIN; | |
| 365 } | |
| 366 | |
| 367 if (sslerr == SSL_ERROR_WANT_WRITE) { | |
| 368 c->write->ready = 0; | |
| 591 | 369 c->read->handler = ngx_ssl_handshake_handler; |
| 547 | 370 c->write->handler = ngx_ssl_handshake_handler; |
| 371 | |
| 372 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 373 return NGX_ERROR; | |
| 374 } | |
| 375 | |
| 376 return NGX_AGAIN; | |
| 377 } | |
| 378 | |
| 379 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; | |
| 380 | |
| 381 c->ssl->no_wait_shutdown = 1; | |
| 382 c->ssl->no_send_shutdown = 1; | |
| 591 | 383 c->read->eof = 1; |
| 547 | 384 |
| 385 if (sslerr == SSL_ERROR_ZERO_RETURN || ERR_peek_error() == 0) { | |
| 386 ngx_log_error(NGX_LOG_INFO, c->log, err, | |
| 577 | 387 "peer closed connection in SSL handshake"); |
| 547 | 388 |
| 389 return NGX_ERROR; | |
| 390 } | |
| 391 | |
| 591 | 392 c->read->error = 1; |
| 393 | |
| 547 | 394 ngx_ssl_connection_error(c, sslerr, err, "SSL_do_handshake() failed"); |
| 395 | |
| 396 return NGX_ERROR; | |
| 397 } | |
| 398 | |
| 399 | |
| 400 static void | |
| 401 ngx_ssl_handshake_handler(ngx_event_t *ev) | |
| 402 { | |
| 403 ngx_connection_t *c; | |
| 404 | |
| 405 c = ev->data; | |
| 406 | |
| 549 | 407 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 577 | 408 "SSL handshake handler: %d", ev->write); |
| 547 | 409 |
| 591 | 410 if (ev->timedout) { |
| 411 c->ssl->handler(c); | |
| 412 return; | |
| 413 } | |
| 414 | |
| 547 | 415 if (ngx_ssl_handshake(c) == NGX_AGAIN) { |
| 416 return; | |
| 417 } | |
| 418 | |
| 419 c->ssl->handler(c); | |
| 420 } | |
| 421 | |
| 422 | |
| 489 | 423 ssize_t |
| 577 | 424 ngx_ssl_recv_chain(ngx_connection_t *c, ngx_chain_t *cl) |
| 425 { | |
| 426 ssize_t n, bytes; | |
| 427 ngx_buf_t *b; | |
| 428 | |
| 429 bytes = 0; | |
| 430 | |
| 431 while (cl) { | |
| 432 b = cl->buf; | |
| 433 | |
| 434 n = ngx_ssl_recv(c, b->last, b->end - b->last); | |
| 435 | |
| 436 if (n > 0) { | |
| 437 b->last += n; | |
| 438 bytes += n; | |
| 439 | |
| 440 if (b->last == b->end) { | |
| 441 cl = cl->next; | |
| 442 } | |
| 443 | |
| 444 continue; | |
| 445 } | |
| 446 | |
| 447 if (bytes) { | |
| 448 return bytes; | |
| 449 } | |
| 450 | |
| 451 return n; | |
| 452 } | |
| 453 | |
| 454 return bytes; | |
| 455 } | |
| 456 | |
| 457 | |
| 458 ssize_t | |
| 489 | 459 ngx_ssl_recv(ngx_connection_t *c, u_char *buf, size_t size) |
|
393
5659d773cfa8
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parents:
diff
changeset
|
460 { |
| 489 | 461 int n, bytes; |
| 462 | |
| 463 if (c->ssl->last == NGX_ERROR) { | |
| 464 return NGX_ERROR; | |
| 465 } | |
| 466 | |
| 577 | 467 if (c->ssl->last == NGX_DONE) { |
| 468 return 0; | |
| 469 } | |
| 470 | |
| 489 | 471 bytes = 0; |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
472 |
| 489 | 473 /* |
| 474 * SSL_read() may return data in parts, so try to read | |
| 475 * until SSL_read() would return no data | |
| 476 */ | |
| 477 | |
| 478 for ( ;; ) { | |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
479 |
| 543 | 480 n = SSL_read(c->ssl->connection, buf, size); |
| 489 | 481 |
| 577 | 482 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_read: %d", n); |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
483 |
| 489 | 484 if (n > 0) { |
| 485 bytes += n; | |
| 486 } | |
| 487 | |
| 488 c->ssl->last = ngx_ssl_handle_recv(c, n); | |
| 489 | |
| 490 if (c->ssl->last != NGX_OK) { | |
| 479 | 491 |
| 489 | 492 if (bytes) { |
| 493 return bytes; | |
| 577 | 494 } |
| 489 | 495 |
| 577 | 496 if (c->ssl->last == NGX_DONE) { |
| 497 return 0; | |
| 479 | 498 } |
| 577 | 499 |
| 500 return c->ssl->last; | |
| 479 | 501 } |
| 502 | |
| 489 | 503 size -= n; |
| 504 | |
| 505 if (size == 0) { | |
| 506 return bytes; | |
| 507 } | |
| 508 | |
| 509 buf += n; | |
| 510 } | |
| 511 } | |
| 512 | |
| 513 | |
| 514 static ngx_int_t | |
| 515 ngx_ssl_handle_recv(ngx_connection_t *c, int n) | |
| 516 { | |
| 547 | 517 int sslerr; |
| 518 ngx_err_t err; | |
| 489 | 519 |
| 520 if (n > 0) { | |
| 479 | 521 |
| 473 | 522 if (c->ssl->saved_write_handler) { |
| 523 | |
| 509 | 524 c->write->handler = c->ssl->saved_write_handler; |
| 473 | 525 c->ssl->saved_write_handler = NULL; |
| 526 c->write->ready = 1; | |
| 527 | |
| 528 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 529 return NGX_ERROR; | |
| 530 } | |
| 531 | |
| 563 | 532 ngx_post_event(c->write, &ngx_posted_events); |
| 473 | 533 } |
| 534 | |
| 489 | 535 return NGX_OK; |
|
393
5659d773cfa8
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
536 } |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
537 |
| 543 | 538 sslerr = SSL_get_error(c->ssl->connection, n); |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
539 |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
540 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
541 |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
542 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
543 |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
544 if (sslerr == SSL_ERROR_WANT_READ) { |
| 455 | 545 c->read->ready = 0; |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
546 return NGX_AGAIN; |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
547 } |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
548 |
|
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
549 if (sslerr == SSL_ERROR_WANT_WRITE) { |
| 539 | 550 |
| 547 | 551 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 577 | 552 "peer started SSL renegotiation"); |
| 473 | 553 |
| 554 c->write->ready = 0; | |
| 555 | |
| 556 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 557 return NGX_ERROR; | |
| 558 } | |
| 559 | |
| 560 /* | |
| 561 * we do not set the timer because there is already the read event timer | |
| 562 */ | |
| 563 | |
| 564 if (c->ssl->saved_write_handler == NULL) { | |
| 509 | 565 c->ssl->saved_write_handler = c->write->handler; |
| 566 c->write->handler = ngx_ssl_write_handler; | |
| 473 | 567 } |
| 568 | |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
569 return NGX_AGAIN; |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
570 } |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
571 |
| 547 | 572 c->ssl->no_wait_shutdown = 1; |
| 573 c->ssl->no_send_shutdown = 1; | |
| 589 | 574 c->read->eof = 1; |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
575 |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
576 if (sslerr == SSL_ERROR_ZERO_RETURN || ERR_peek_error() == 0) { |
| 577 | 577 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 578 "peer shutdown SSL cleanly"); | |
| 579 return NGX_DONE; | |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
580 } |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
581 |
| 591 | 582 c->read->error = 1; |
| 547 | 583 ngx_ssl_connection_error(c, sslerr, err, "SSL_read() failed"); |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
584 |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
585 return NGX_ERROR; |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
586 } |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
587 |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
588 |
| 489 | 589 static void |
| 590 ngx_ssl_write_handler(ngx_event_t *wev) | |
| 473 | 591 { |
| 592 ngx_connection_t *c; | |
| 593 | |
| 594 c = wev->data; | |
| 547 | 595 |
| 509 | 596 c->read->handler(c->read); |
| 473 | 597 } |
| 598 | |
| 599 | |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
600 /* |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
601 * OpenSSL has no SSL_writev() so we copy several bufs into our 16K buffer |
| 473 | 602 * 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
|
603 * |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
604 * 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
|
605 * 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
|
606 */ |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
607 |
| 489 | 608 ngx_chain_t * |
| 609 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
|
610 { |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
611 int n; |
|
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
612 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
|
613 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
|
614 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
|
615 |
| 597 | 616 if (!c->ssl->buffer |
| 617 || (in && in->next == NULL && !(c->buffered & NGX_SSL_BUFFERED))) | |
| 618 { | |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
619 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
620 /* |
| 577 | 621 * we avoid a buffer copy if |
| 622 * we do not need to buffer the output | |
| 623 * 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
|
624 */ |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
625 |
| 577 | 626 while (in) { |
| 627 if (ngx_buf_special(in->buf)) { | |
| 628 in = in->next; | |
| 629 continue; | |
| 630 } | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
631 |
| 577 | 632 n = ngx_ssl_write(c, in->buf->pos, in->buf->last - in->buf->pos); |
| 633 | |
| 634 if (n == NGX_ERROR) { | |
| 635 return NGX_CHAIN_ERROR; | |
| 636 } | |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
637 |
| 577 | 638 if (n == NGX_AGAIN) { |
| 597 | 639 c->buffered |= NGX_SSL_BUFFERED; |
| 577 | 640 return in; |
| 641 } | |
| 642 | |
| 643 in->buf->pos += n; | |
| 644 | |
| 645 if (in->buf->pos == in->buf->last) { | |
| 646 in = in->next; | |
| 647 } | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
648 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
649 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
650 return in; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
651 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
652 |
| 473 | 653 |
| 654 /* the maximum limit size is the maximum uint32_t value - the page size */ | |
| 655 | |
| 656 if (limit == 0 || limit > NGX_MAX_UINT32_VALUE - ngx_pagesize) { | |
| 657 limit = NGX_MAX_UINT32_VALUE - ngx_pagesize; | |
| 658 } | |
| 659 | |
| 660 | |
| 577 | 661 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
|
662 send = 0; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
663 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
|
664 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
665 for ( ;; ) { |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
666 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
667 while (in && buf->last < buf->end) { |
| 583 | 668 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
|
669 flush = 1; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
670 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
671 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
672 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
|
673 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
|
674 continue; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
675 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
676 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
677 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
|
678 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
679 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
|
680 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
|
681 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
682 |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
683 if (send + size > limit) { |
| 577 | 684 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
|
685 flush = 1; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
686 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
687 |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
688 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
|
689 "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
|
690 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
691 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
|
692 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
693 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
|
694 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
695 in->buf->pos += size; |
| 577 | 696 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
697 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
|
698 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
|
699 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
700 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
701 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
702 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
|
703 |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
704 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
|
705 break; |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
706 } |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
707 |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
708 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
|
709 |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
710 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
|
711 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
|
712 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
713 |
| 511 | 714 if (n == NGX_AGAIN) { |
| 597 | 715 c->buffered |= NGX_SSL_BUFFERED; |
| 511 | 716 return in; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
717 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
718 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
719 buf->pos += n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
720 send += n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
721 c->sent += n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
722 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
723 if (n < size) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
724 break; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
725 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
726 |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
727 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
|
728 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
|
729 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
|
730 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
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 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
|
733 break; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
734 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
735 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
736 |
| 597 | 737 if (buf->pos < buf->last) { |
| 738 c->buffered |= NGX_SSL_BUFFERED; | |
| 739 | |
| 740 } else { | |
| 741 c->buffered &= ~NGX_SSL_BUFFERED; | |
| 742 } | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
743 |
|
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
744 return in; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
745 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
746 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
747 |
| 539 | 748 ssize_t |
| 489 | 749 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
|
750 { |
| 547 | 751 int n, sslerr; |
| 752 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
|
753 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
754 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
|
755 |
| 543 | 756 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
|
757 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
758 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
|
759 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
760 if (n > 0) { |
| 539 | 761 |
| 473 | 762 if (c->ssl->saved_read_handler) { |
| 763 | |
| 509 | 764 c->read->handler = c->ssl->saved_read_handler; |
| 473 | 765 c->ssl->saved_read_handler = NULL; |
| 766 c->read->ready = 1; | |
| 767 | |
| 768 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 769 return NGX_ERROR; | |
| 770 } | |
| 771 | |
| 563 | 772 ngx_post_event(c->read, &ngx_posted_events); |
| 473 | 773 } |
| 774 | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
775 return n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
776 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
777 |
| 543 | 778 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
|
779 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
780 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
|
781 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
782 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
|
783 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
784 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
|
785 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
|
786 return NGX_AGAIN; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
787 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
788 |
|
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
789 if (sslerr == SSL_ERROR_WANT_READ) { |
| 452 | 790 |
| 547 | 791 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 577 | 792 "peer started SSL renegotiation"); |
| 473 | 793 |
| 794 c->read->ready = 0; | |
| 795 | |
| 796 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 797 return NGX_ERROR; | |
| 798 } | |
| 799 | |
| 800 /* | |
| 801 * we do not set the timer because there is already | |
| 802 * the write event timer | |
| 803 */ | |
| 804 | |
| 805 if (c->ssl->saved_read_handler == NULL) { | |
| 509 | 806 c->ssl->saved_read_handler = c->read->handler; |
| 807 c->read->handler = ngx_ssl_read_handler; | |
| 473 | 808 } |
| 809 | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
810 return NGX_AGAIN; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
811 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
812 |
| 547 | 813 c->ssl->no_wait_shutdown = 1; |
| 814 c->ssl->no_send_shutdown = 1; | |
| 591 | 815 c->write->error = 1; |
| 543 | 816 |
| 547 | 817 ngx_ssl_connection_error(c, sslerr, err, "SSL_write() failed"); |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
818 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
819 return NGX_ERROR; |
|
394
e7a68e14ccd3
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parents:
393
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|
820 } |
|
e7a68e14ccd3
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parents:
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|
821 |
|
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|
822 |
| 489 | 823 static void |
| 824 ngx_ssl_read_handler(ngx_event_t *rev) | |
| 473 | 825 { |
| 826 ngx_connection_t *c; | |
| 827 | |
| 828 c = rev->data; | |
| 547 | 829 |
| 509 | 830 c->write->handler(c->write); |
| 473 | 831 } |
| 832 | |
| 833 | |
| 489 | 834 ngx_int_t |
| 835 ngx_ssl_shutdown(ngx_connection_t *c) | |
|
394
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|
836 { |
| 473 | 837 int n, sslerr, mode; |
| 591 | 838 ngx_err_t err; |
|
394
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|
839 ngx_uint_t again; |
|
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|
840 |
| 577 | 841 if (c->timedout) { |
| 547 | 842 mode = SSL_RECEIVED_SHUTDOWN|SSL_SENT_SHUTDOWN; |
|
396
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parents:
395
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changeset
|
843 |
| 547 | 844 } else { |
| 845 mode = SSL_get_shutdown(c->ssl->connection); | |
| 473 | 846 |
| 547 | 847 if (c->ssl->no_wait_shutdown) { |
| 848 mode |= SSL_RECEIVED_SHUTDOWN; | |
|
396
6f3b20c1ac50
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parents:
395
diff
changeset
|
849 } |
|
6f3b20c1ac50
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parents:
395
diff
changeset
|
850 |
| 547 | 851 if (c->ssl->no_send_shutdown) { |
| 852 mode |= SSL_SENT_SHUTDOWN; | |
|
396
6f3b20c1ac50
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parents:
395
diff
changeset
|
853 } |
|
394
e7a68e14ccd3
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parents:
393
diff
changeset
|
854 } |
|
e7a68e14ccd3
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parents:
393
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|
855 |
| 547 | 856 SSL_set_shutdown(c->ssl->connection, mode); |
| 857 | |
|
394
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parents:
393
diff
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|
858 again = 0; |
| 461 | 859 sslerr = 0; |
|
394
e7a68e14ccd3
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parents:
393
diff
changeset
|
860 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
861 for ( ;; ) { |
| 543 | 862 n = SSL_shutdown(c->ssl->connection); |
|
394
e7a68e14ccd3
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parents:
393
diff
changeset
|
863 |
|
e7a68e14ccd3
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parents:
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changeset
|
864 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_shutdown: %d", n); |
|
e7a68e14ccd3
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parents:
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|
865 |
| 577 | 866 if (n == 1 || (n == 0 && c->timedout)) { |
| 543 | 867 SSL_free(c->ssl->connection); |
| 473 | 868 c->ssl = NULL; |
| 543 | 869 |
| 473 | 870 return NGX_OK; |
| 871 } | |
| 872 | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
873 if (n == 0) { |
|
e7a68e14ccd3
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parents:
393
diff
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|
874 again = 1; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
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|
875 break; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
876 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
877 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
878 break; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
879 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
880 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
881 if (!again) { |
| 543 | 882 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
|
883 |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
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parents:
395
diff
changeset
|
884 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
6f3b20c1ac50
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parents:
395
diff
changeset
|
885 "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
|
886 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
887 |
| 589 | 888 if (again |
| 889 || sslerr == SSL_ERROR_WANT_READ | |
| 890 || sslerr == SSL_ERROR_WANT_WRITE) | |
| 891 { | |
| 577 | 892 c->read->handler = ngx_ssl_shutdown_handler; |
| 589 | 893 c->write->handler = ngx_ssl_shutdown_handler; |
| 577 | 894 |
|
394
e7a68e14ccd3
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parents:
393
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|
895 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
896 return NGX_ERROR; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
897 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
898 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
899 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { |
|
e7a68e14ccd3
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parents:
393
diff
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|
900 return NGX_ERROR; |
|
e7a68e14ccd3
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parents:
393
diff
changeset
|
901 } |
|
e7a68e14ccd3
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parents:
393
diff
changeset
|
902 |
| 589 | 903 if (again || sslerr == SSL_ERROR_WANT_READ) { |
| 904 ngx_add_timer(c->read, 30000); | |
| 905 } | |
| 906 | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
907 return NGX_AGAIN; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
908 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
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|
909 |
| 591 | 910 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
| 911 | |
| 912 ngx_ssl_connection_error(c, sslerr, err, "SSL_shutdown() failed"); | |
|
394
e7a68e14ccd3
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parents:
393
diff
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|
913 |
| 543 | 914 SSL_free(c->ssl->connection); |
| 915 c->ssl = NULL; | |
| 916 | |
|
394
e7a68e14ccd3
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parents:
393
diff
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|
917 return NGX_ERROR; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
918 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
919 |
|
e7a68e14ccd3
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parents:
393
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|
920 |
| 547 | 921 static void |
| 577 | 922 ngx_ssl_shutdown_handler(ngx_event_t *ev) |
| 923 { | |
| 924 ngx_connection_t *c; | |
| 925 ngx_connection_handler_pt handler; | |
| 926 | |
| 927 c = ev->data; | |
| 928 handler = c->ssl->handler; | |
| 929 | |
| 930 if (ev->timedout) { | |
| 931 c->timedout = 1; | |
| 932 } | |
| 933 | |
| 934 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ev->log, 0, "SSL shutdown handler"); | |
| 935 | |
| 936 if (ngx_ssl_shutdown(c) == NGX_AGAIN) { | |
| 937 return; | |
| 938 } | |
| 939 | |
| 940 handler(c); | |
| 941 } | |
| 942 | |
| 943 | |
| 944 static void | |
| 547 | 945 ngx_ssl_connection_error(ngx_connection_t *c, int sslerr, ngx_err_t err, |
| 946 char *text) | |
| 947 { | |
| 948 ngx_uint_t level; | |
| 949 | |
| 950 level = NGX_LOG_CRIT; | |
| 951 | |
| 952 if (sslerr == SSL_ERROR_SYSCALL) { | |
| 953 | |
| 954 if (err == NGX_ECONNRESET | |
| 955 || err == NGX_EPIPE | |
| 956 || err == NGX_ENOTCONN | |
| 589 | 957 #if !(NGX_CRIT_ETIMEDOUT) |
| 958 || err == NGX_ETIMEDOUT | |
| 959 #endif | |
| 547 | 960 || err == NGX_ECONNREFUSED |
| 961 || err == NGX_EHOSTUNREACH) | |
| 962 { | |
| 963 switch (c->log_error) { | |
| 964 | |
| 965 case NGX_ERROR_IGNORE_ECONNRESET: | |
| 966 case NGX_ERROR_INFO: | |
| 967 level = NGX_LOG_INFO; | |
| 968 break; | |
| 969 | |
| 970 case NGX_ERROR_ERR: | |
| 971 level = NGX_LOG_ERR; | |
| 972 break; | |
| 973 | |
| 974 default: | |
| 975 break; | |
| 976 } | |
| 977 } | |
| 978 } | |
| 979 | |
| 980 ngx_ssl_error(level, c->log, err, text); | |
| 981 } | |
| 982 | |
| 983 | |
| 583 | 984 void ngx_cdecl |
| 489 | 985 ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, ngx_err_t err, char *fmt, ...) |
| 577 | 986 { |
| 547 | 987 u_long n; |
| 988 va_list args; | |
| 461 | 989 u_char errstr[NGX_MAX_CONF_ERRSTR], *p, *last; |
| 990 | |
| 991 last = errstr + NGX_MAX_CONF_ERRSTR; | |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
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parents:
diff
changeset
|
992 |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
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parents:
diff
changeset
|
993 va_start(args, fmt); |
| 461 | 994 p = ngx_vsnprintf(errstr, sizeof(errstr) - 1, fmt, args); |
|
393
5659d773cfa8
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parents:
diff
changeset
|
995 va_end(args); |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
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parents:
diff
changeset
|
996 |
| 547 | 997 p = ngx_cpystrn(p, (u_char *) " (SSL:", last - p); |
| 998 | |
| 583 | 999 while (p < last) { |
| 1000 | |
| 1001 n = ERR_get_error(); | |
| 1002 | |
| 1003 if (n == 0) { | |
| 1004 break; | |
| 1005 } | |
| 547 | 1006 |
| 1007 *p++ = ' '; | |
|
393
5659d773cfa8
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parents:
diff
changeset
|
1008 |
| 547 | 1009 ERR_error_string_n(n, (char *) p, last - p); |
| 1010 | |
| 1011 while (p < last && *p) { | |
| 1012 p++; | |
| 1013 } | |
| 1014 } | |
|
393
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parents:
diff
changeset
|
1015 |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
1016 ngx_log_error(level, log, err, "%s)", errstr); |
|
393
5659d773cfa8
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parents:
diff
changeset
|
1017 } |
| 509 | 1018 |
| 1019 | |
| 1020 void | |
| 1021 ngx_ssl_cleanup_ctx(void *data) | |
| 1022 { | |
| 589 | 1023 ngx_ssl_t *ssl = data; |
| 509 | 1024 |
| 589 | 1025 if (ssl->rsa512_key) { |
| 1026 RSA_free(ssl->rsa512_key); | |
| 1027 } | |
| 559 | 1028 |
| 589 | 1029 SSL_CTX_free(ssl->ctx); |
| 509 | 1030 } |
| 541 | 1031 |
| 1032 | |
| 611 | 1033 u_char * |
| 1034 ngx_ssl_get_protocol(ngx_connection_t *c) | |
| 1035 { | |
| 1036 return (u_char *) SSL_get_version(c->ssl->connection); | |
| 1037 } | |
| 1038 | |
| 1039 | |
| 1040 u_char * | |
| 1041 ngx_ssl_get_cipher_name(ngx_connection_t *c) | |
| 1042 { | |
| 1043 return (u_char *) SSL_get_cipher_name(c->ssl->connection); | |
| 1044 } | |
| 1045 | |
| 1046 | |
| 647 | 1047 ngx_int_t |
| 1048 ngx_ssl_get_subject_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
| 1049 { | |
| 1050 char *p; | |
| 1051 size_t len; | |
| 1052 X509 *cert; | |
| 1053 X509_NAME *name; | |
| 1054 | |
| 1055 s->len = 0; | |
| 1056 | |
| 1057 cert = SSL_get_peer_certificate(c->ssl->connection); | |
| 1058 | |
| 1059 if (cert == NULL) { | |
| 1060 return NGX_OK; | |
| 1061 } | |
| 1062 | |
| 1063 name = X509_get_subject_name(cert); | |
| 1064 | |
| 1065 if (name == NULL) { | |
| 1066 return NGX_ERROR; | |
| 1067 } | |
| 1068 | |
| 1069 p = X509_NAME_oneline(name, NULL, 0); | |
| 1070 | |
| 1071 for (len = 0; p[len]; len++) { /* void */ } | |
| 1072 | |
| 1073 s->len = len; | |
| 1074 s->data = ngx_palloc(pool, len); | |
| 1075 if (s->data == NULL) { | |
| 1076 OPENSSL_free(p); | |
| 1077 return NGX_ERROR; | |
| 1078 } | |
| 1079 | |
| 1080 ngx_memcpy(s->data, p, len); | |
| 1081 | |
| 1082 OPENSSL_free(p); | |
| 1083 | |
| 1084 return NGX_OK; | |
| 1085 } | |
| 1086 | |
| 1087 | |
| 1088 ngx_int_t | |
| 1089 ngx_ssl_get_issuer_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
| 1090 { | |
| 1091 char *p; | |
| 1092 size_t len; | |
| 1093 X509 *cert; | |
| 1094 X509_NAME *name; | |
| 1095 | |
| 1096 s->len = 0; | |
| 1097 | |
| 1098 cert = SSL_get_peer_certificate(c->ssl->connection); | |
| 1099 | |
| 1100 if (cert == NULL) { | |
| 1101 return NGX_OK; | |
| 1102 } | |
| 1103 | |
| 1104 name = X509_get_issuer_name(cert); | |
| 1105 | |
| 1106 if (name == NULL) { | |
| 1107 return NGX_ERROR; | |
| 1108 } | |
| 1109 | |
| 1110 p = X509_NAME_oneline(name, NULL, 0); | |
| 1111 | |
| 1112 for (len = 0; p[len]; len++) { /* void */ } | |
| 1113 | |
| 1114 s->len = len; | |
| 1115 s->data = ngx_palloc(pool, len); | |
| 1116 if (s->data == NULL) { | |
| 1117 OPENSSL_free(p); | |
| 1118 return NGX_ERROR; | |
| 1119 } | |
| 1120 | |
| 1121 ngx_memcpy(s->data, p, len); | |
| 1122 | |
| 1123 OPENSSL_free(p); | |
| 1124 | |
| 1125 return NGX_OK; | |
| 1126 } | |
| 1127 | |
| 1128 | |
| 541 | 1129 static void * |
| 1130 ngx_openssl_create_conf(ngx_cycle_t *cycle) | |
| 1131 { | |
| 1132 ngx_openssl_conf_t *oscf; | |
| 577 | 1133 |
| 541 | 1134 oscf = ngx_pcalloc(cycle->pool, sizeof(ngx_openssl_conf_t)); |
| 1135 if (oscf == NULL) { | |
| 1136 return NGX_CONF_ERROR; | |
| 1137 } | |
| 577 | 1138 |
| 541 | 1139 /* |
| 1140 * set by ngx_pcalloc(): | |
| 577 | 1141 * |
| 541 | 1142 * oscf->engine.len = 0; |
| 1143 * oscf->engine.data = NULL; | |
| 577 | 1144 */ |
| 541 | 1145 |
| 1146 return oscf; | |
| 1147 } | |
| 1148 | |
| 1149 | |
| 1150 static char * | |
| 1151 ngx_openssl_init_conf(ngx_cycle_t *cycle, void *conf) | |
| 1152 { | |
| 1153 #if (NGX_SSL_ENGINE) | |
| 1154 ngx_openssl_conf_t *oscf = conf; | |
| 571 | 1155 |
| 541 | 1156 ENGINE *engine; |
| 1157 | |
| 1158 if (oscf->engine.len == 0) { | |
| 1159 return NGX_CONF_OK; | |
| 1160 } | |
| 577 | 1161 |
| 541 | 1162 engine = ENGINE_by_id((const char *) oscf->engine.data); |
| 1163 | |
| 1164 if (engine == NULL) { | |
| 1165 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
| 1166 "ENGINE_by_id(\"%V\") failed", &oscf->engine); | |
| 1167 return NGX_CONF_ERROR; | |
| 1168 } | |
| 1169 | |
| 1170 if (ENGINE_set_default(engine, ENGINE_METHOD_ALL) == 0) { | |
| 1171 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
| 1172 "ENGINE_set_default(\"%V\", ENGINE_METHOD_ALL) failed", | |
| 1173 &oscf->engine); | |
| 1174 return NGX_CONF_ERROR; | |
| 1175 } | |
| 1176 | |
| 1177 ENGINE_free(engine); | |
| 1178 | |
| 1179 #endif | |
| 1180 | |
| 1181 return NGX_CONF_OK; | |
| 1182 } | |
| 1183 | |
| 1184 | |
| 1185 #if !(NGX_SSL_ENGINE) | |
| 1186 | |
| 1187 static char * | |
| 1188 ngx_openssl_noengine(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 1189 { | |
| 1190 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 563 | 1191 "\"ssl_engine\" directive is available only in " |
| 1192 "OpenSSL 0.9.7 and higher,"); | |
| 541 | 1193 |
| 1194 return NGX_CONF_ERROR; | |
| 1195 } | |
| 1196 | |
| 1197 #endif | |
| 571 | 1198 |
| 1199 | |
| 1200 static void | |
| 1201 ngx_openssl_exit(ngx_cycle_t *cycle) | |
| 1202 { | |
| 1203 #if (NGX_SSL_ENGINE) | |
| 1204 ENGINE_cleanup(); | |
| 1205 #endif | |
| 1206 } |