Mercurial > hg > nginx
annotate src/event/ngx_event_openssl.c @ 1760:49429f5b2d94
use ngx_queue.h
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 20 Dec 2007 21:01:00 +0000 |
parents | 89234cfbf810 |
children | 14510c3cc6cb |
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 |
393
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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 static void ngx_ssl_clear_error(ngx_log_t *log); |
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26 |
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27 static ngx_int_t ngx_ssl_session_cache_init(ngx_shm_zone_t *shm_zone, |
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28 void *data); |
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29 static int ngx_ssl_new_session(ngx_ssl_conn_t *ssl_conn, |
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30 ngx_ssl_session_t *sess); |
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31 static ngx_ssl_session_t *ngx_ssl_get_cached_session(ngx_ssl_conn_t *ssl_conn, |
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32 u_char *id, int len, int *copy); |
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33 static void ngx_ssl_remove_session(SSL_CTX *ssl, ngx_ssl_session_t *sess); |
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34 static void ngx_ssl_expire_sessions(ngx_ssl_session_cache_t *cache, |
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35 ngx_slab_pool_t *shpool, ngx_uint_t n); |
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36 static void ngx_ssl_session_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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37 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); |
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38 |
541 | 39 static void *ngx_openssl_create_conf(ngx_cycle_t *cycle); |
40 static char *ngx_openssl_init_conf(ngx_cycle_t *cycle, void *conf); | |
571 | 41 static void ngx_openssl_exit(ngx_cycle_t *cycle); |
541 | 42 |
43 #if !(NGX_SSL_ENGINE) | |
44 static char *ngx_openssl_noengine(ngx_conf_t *cf, ngx_command_t *cmd, | |
45 void *conf); | |
46 #endif | |
47 | |
48 | |
49 static ngx_command_t ngx_openssl_commands[] = { | |
50 | |
51 { ngx_string("ssl_engine"), | |
52 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
53 #if (NGX_SSL_ENGINE) | |
54 ngx_conf_set_str_slot, | |
55 #else | |
56 ngx_openssl_noengine, | |
57 #endif | |
58 0, | |
59 offsetof(ngx_openssl_conf_t, engine), | |
60 NULL }, | |
61 | |
62 ngx_null_command | |
63 }; | |
64 | |
65 | |
66 static ngx_core_module_t ngx_openssl_module_ctx = { | |
67 ngx_string("openssl"), | |
68 ngx_openssl_create_conf, | |
69 ngx_openssl_init_conf | |
577 | 70 }; |
541 | 71 |
72 | |
73 ngx_module_t ngx_openssl_module = { | |
74 NGX_MODULE_V1, | |
75 &ngx_openssl_module_ctx, /* module context */ | |
76 ngx_openssl_commands, /* module directives */ | |
77 NGX_CORE_MODULE, /* module type */ | |
78 NULL, /* init master */ | |
79 NULL, /* init module */ | |
80 NULL, /* init process */ | |
81 NULL, /* init thread */ | |
82 NULL, /* exit thread */ | |
83 NULL, /* exit process */ | |
571 | 84 ngx_openssl_exit, /* exit master */ |
541 | 85 NGX_MODULE_V1_PADDING |
547 | 86 }; |
87 | |
88 | |
89 static long ngx_ssl_protocols[] = { | |
90 SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1, | |
91 SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1, | |
92 SSL_OP_NO_SSLv2|SSL_OP_NO_TLSv1, | |
93 SSL_OP_NO_TLSv1, | |
94 SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3, | |
95 SSL_OP_NO_SSLv3, | |
96 SSL_OP_NO_SSLv2, | |
97 0, | |
98 }; | |
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100 |
969 | 101 int ngx_ssl_connection_index; |
102 int ngx_ssl_server_conf_index; | |
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103 int ngx_ssl_session_cache_index; |
671 | 104 |
105 | |
489 | 106 ngx_int_t |
107 ngx_ssl_init(ngx_log_t *log) | |
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108 { |
968 | 109 #if OPENSSL_VERSION_NUMBER >= 0x00907000 |
110 OPENSSL_config(NULL); | |
111 #endif | |
112 | |
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113 SSL_library_init(); |
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114 SSL_load_error_strings(); |
541 | 115 |
116 #if (NGX_SSL_ENGINE) | |
479 | 117 ENGINE_load_builtin_engines(); |
541 | 118 #endif |
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119 |
969 | 120 ngx_ssl_connection_index = SSL_get_ex_new_index(0, NULL, NULL, NULL, NULL); |
671 | 121 |
969 | 122 if (ngx_ssl_connection_index == -1) { |
671 | 123 ngx_ssl_error(NGX_LOG_ALERT, log, 0, "SSL_get_ex_new_index() failed"); |
124 return NGX_ERROR; | |
125 } | |
126 | |
969 | 127 ngx_ssl_server_conf_index = SSL_CTX_get_ex_new_index(0, NULL, NULL, NULL, |
128 NULL); | |
129 if (ngx_ssl_server_conf_index == -1) { | |
130 ngx_ssl_error(NGX_LOG_ALERT, log, 0, | |
131 "SSL_CTX_get_ex_new_index() failed"); | |
132 return NGX_ERROR; | |
133 } | |
134 | |
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135 ngx_ssl_session_cache_index = SSL_CTX_get_ex_new_index(0, NULL, NULL, NULL, |
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136 NULL); |
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137 if (ngx_ssl_session_cache_index == -1) { |
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138 ngx_ssl_error(NGX_LOG_ALERT, log, 0, |
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139 "SSL_CTX_get_ex_new_index() failed"); |
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140 return NGX_ERROR; |
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141 } |
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142 |
393
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143 return NGX_OK; |
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144 } |
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145 |
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146 |
489 | 147 ngx_int_t |
969 | 148 ngx_ssl_create(ngx_ssl_t *ssl, ngx_uint_t protocols, void *data) |
547 | 149 { |
577 | 150 ssl->ctx = SSL_CTX_new(SSLv23_method()); |
547 | 151 |
152 if (ssl->ctx == NULL) { | |
153 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, "SSL_CTX_new() failed"); | |
154 return NGX_ERROR; | |
155 } | |
156 | |
969 | 157 if (SSL_CTX_set_ex_data(ssl->ctx, ngx_ssl_server_conf_index, data) == 0) { |
158 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
159 "SSL_CTX_set_ex_data() failed"); | |
160 return NGX_ERROR; | |
161 } | |
162 | |
577 | 163 /* client side options */ |
164 | |
165 SSL_CTX_set_options(ssl->ctx, SSL_OP_MICROSOFT_SESS_ID_BUG); | |
166 SSL_CTX_set_options(ssl->ctx, SSL_OP_NETSCAPE_CHALLENGE_BUG); | |
167 SSL_CTX_set_options(ssl->ctx, SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG); | |
168 | |
169 /* server side options */ | |
563 | 170 |
171 SSL_CTX_set_options(ssl->ctx, SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG); | |
172 SSL_CTX_set_options(ssl->ctx, SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER); | |
173 | |
174 /* this option allow a potential SSL 2.0 rollback (CAN-2005-2969) */ | |
175 SSL_CTX_set_options(ssl->ctx, SSL_OP_MSIE_SSLV2_RSA_PADDING); | |
176 | |
177 SSL_CTX_set_options(ssl->ctx, SSL_OP_SSLEAY_080_CLIENT_DH_BUG); | |
178 SSL_CTX_set_options(ssl->ctx, SSL_OP_TLS_D5_BUG); | |
179 SSL_CTX_set_options(ssl->ctx, SSL_OP_TLS_BLOCK_PADDING_BUG); | |
180 | |
181 #ifdef SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS | |
182 SSL_CTX_set_options(ssl->ctx, SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS); | |
183 #endif | |
184 | |
547 | 185 |
186 if (ngx_ssl_protocols[protocols >> 1] != 0) { | |
187 SSL_CTX_set_options(ssl->ctx, ngx_ssl_protocols[protocols >> 1]); | |
188 } | |
189 | |
190 SSL_CTX_set_read_ahead(ssl->ctx, 1); | |
191 | |
192 return NGX_OK; | |
193 } | |
194 | |
195 | |
196 ngx_int_t | |
563 | 197 ngx_ssl_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert, |
198 ngx_str_t *key) | |
547 | 199 { |
1352 | 200 if (ngx_conf_full_name(cf->cycle, cert, 1) == NGX_ERROR) { |
547 | 201 return NGX_ERROR; |
202 } | |
203 | |
563 | 204 if (SSL_CTX_use_certificate_chain_file(ssl->ctx, (char *) cert->data) |
547 | 205 == 0) |
206 { | |
207 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
563 | 208 "SSL_CTX_use_certificate_chain_file(\"%s\") failed", |
209 cert->data); | |
210 return NGX_ERROR; | |
211 } | |
212 | |
1352 | 213 if (ngx_conf_full_name(cf->cycle, key, 1) == NGX_ERROR) { |
563 | 214 return NGX_ERROR; |
215 } | |
216 | |
217 if (SSL_CTX_use_PrivateKey_file(ssl->ctx, (char *) key->data, | |
647 | 218 SSL_FILETYPE_PEM) |
219 == 0) | |
563 | 220 { |
221 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
222 "SSL_CTX_use_PrivateKey_file(\"%s\") failed", key->data); | |
547 | 223 return NGX_ERROR; |
224 } | |
225 | |
226 return NGX_OK; | |
227 } | |
228 | |
229 | |
230 ngx_int_t | |
671 | 231 ngx_ssl_client_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert, |
232 ngx_int_t depth) | |
647 | 233 { |
671 | 234 STACK_OF(X509_NAME) *list; |
235 | |
236 SSL_CTX_set_verify(ssl->ctx, SSL_VERIFY_PEER, ngx_http_ssl_verify_callback); | |
237 | |
238 SSL_CTX_set_verify_depth(ssl->ctx, depth); | |
239 | |
240 if (cert->len == 0) { | |
241 return NGX_OK; | |
242 } | |
243 | |
1352 | 244 if (ngx_conf_full_name(cf->cycle, cert, 1) == NGX_ERROR) { |
647 | 245 return NGX_ERROR; |
246 } | |
247 | |
248 if (SSL_CTX_load_verify_locations(ssl->ctx, (char *) cert->data, NULL) | |
249 == 0) | |
250 { | |
251 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
252 "SSL_CTX_load_verify_locations(\"%s\") failed", | |
253 cert->data); | |
254 return NGX_ERROR; | |
255 } | |
256 | |
671 | 257 list = SSL_load_client_CA_file((char *) cert->data); |
258 | |
259 if (list == NULL) { | |
260 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, | |
261 "SSL_load_client_CA_file(\"%s\") failed", cert->data); | |
262 return NGX_ERROR; | |
263 } | |
264 | |
265 /* | |
266 * before 0.9.7h and 0.9.8 SSL_load_client_CA_file() | |
267 * always leaved an error in the error queue | |
268 */ | |
269 | |
270 ERR_clear_error(); | |
271 | |
272 SSL_CTX_set_client_CA_list(ssl->ctx, list); | |
273 | |
647 | 274 return NGX_OK; |
275 } | |
276 | |
277 | |
671 | 278 static int |
279 ngx_http_ssl_verify_callback(int ok, X509_STORE_CTX *x509_store) | |
280 { | |
281 char *subject, *issuer; | |
282 int err, depth; | |
283 X509 *cert; | |
284 X509_NAME *name; | |
285 ngx_connection_t *c; | |
286 ngx_ssl_conn_t *ssl_conn; | |
287 | |
288 ssl_conn = X509_STORE_CTX_get_ex_data(x509_store, | |
289 SSL_get_ex_data_X509_STORE_CTX_idx()); | |
290 | |
291 c = ngx_ssl_get_connection(ssl_conn); | |
292 | |
293 cert = X509_STORE_CTX_get_current_cert(x509_store); | |
294 err = X509_STORE_CTX_get_error(x509_store); | |
295 depth = X509_STORE_CTX_get_error_depth(x509_store); | |
296 | |
297 name = X509_get_subject_name(cert); | |
298 subject = name ? X509_NAME_oneline(name, NULL, 0) : "(none)"; | |
299 | |
300 name = X509_get_issuer_name(cert); | |
301 issuer = name ? X509_NAME_oneline(name, NULL, 0) : "(none)"; | |
302 | |
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303 ngx_log_debug5(NGX_LOG_DEBUG_EVENT, c->log, 0, |
671 | 304 "verify:%d, error:%d, depth:%d, " |
305 "subject:\"%s\",issuer: \"%s\"", | |
306 ok, err, depth, subject, issuer); | |
307 | |
308 return 1; | |
309 } | |
310 | |
311 | |
647 | 312 ngx_int_t |
547 | 313 ngx_ssl_generate_rsa512_key(ngx_ssl_t *ssl) |
314 { | |
671 | 315 RSA *key; |
316 | |
559 | 317 if (SSL_CTX_need_tmp_RSA(ssl->ctx) == 0) { |
318 return NGX_OK; | |
319 } | |
320 | |
671 | 321 key = RSA_generate_key(512, RSA_F4, NULL, NULL); |
547 | 322 |
671 | 323 if (key) { |
324 SSL_CTX_set_tmp_rsa(ssl->ctx, key); | |
325 | |
326 RSA_free(key); | |
327 | |
547 | 328 return NGX_OK; |
329 } | |
330 | |
331 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, "RSA_generate_key(512) failed"); | |
332 | |
333 return NGX_ERROR; | |
334 } | |
335 | |
336 | |
337 ngx_int_t | |
338 ngx_ssl_create_connection(ngx_ssl_t *ssl, ngx_connection_t *c, ngx_uint_t flags) | |
577 | 339 { |
547 | 340 ngx_ssl_connection_t *sc; |
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341 |
547 | 342 sc = ngx_pcalloc(c->pool, sizeof(ngx_ssl_connection_t)); |
343 if (sc == NULL) { | |
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344 return NGX_ERROR; |
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345 } |
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346 |
543 | 347 if (flags & NGX_SSL_BUFFER) { |
547 | 348 sc->buffer = 1; |
543 | 349 |
547 | 350 sc->buf = ngx_create_temp_buf(c->pool, NGX_SSL_BUFSIZE); |
351 if (sc->buf == NULL) { | |
543 | 352 return NGX_ERROR; |
353 } | |
397
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354 } |
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355 |
547 | 356 sc->connection = SSL_new(ssl->ctx); |
395
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357 |
547 | 358 if (sc->connection == NULL) { |
395
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359 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_new() failed"); |
393
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360 return NGX_ERROR; |
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361 } |
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362 |
547 | 363 if (SSL_set_fd(sc->connection, c->fd) == 0) { |
395
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364 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_fd() failed"); |
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365 return NGX_ERROR; |
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366 } |
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367 |
577 | 368 if (flags & NGX_SSL_CLIENT) { |
369 SSL_set_connect_state(sc->connection); | |
370 | |
371 } else { | |
372 SSL_set_accept_state(sc->connection); | |
373 } | |
393
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374 |
969 | 375 if (SSL_set_ex_data(sc->connection, ngx_ssl_connection_index, c) == 0) { |
671 | 376 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_ex_data() failed"); |
377 return NGX_ERROR; | |
378 } | |
379 | |
547 | 380 c->ssl = sc; |
393
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381 |
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382 return NGX_OK; |
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383 } |
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384 |
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385 |
547 | 386 ngx_int_t |
577 | 387 ngx_ssl_set_session(ngx_connection_t *c, ngx_ssl_session_t *session) |
388 { | |
389 if (session) { | |
390 if (SSL_set_session(c->ssl->connection, session) == 0) { | |
391 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_session() failed"); | |
392 return NGX_ERROR; | |
393 } | |
394 } | |
395 | |
396 return NGX_OK; | |
397 } | |
398 | |
399 | |
400 ngx_int_t | |
547 | 401 ngx_ssl_handshake(ngx_connection_t *c) |
402 { | |
403 int n, sslerr; | |
404 ngx_err_t err; | |
405 | |
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406 ngx_ssl_clear_error(c->log); |
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407 |
547 | 408 n = SSL_do_handshake(c->ssl->connection); |
409 | |
577 | 410 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); |
547 | 411 |
412 if (n == 1) { | |
413 | |
414 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
415 return NGX_ERROR; | |
416 } | |
417 | |
418 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
419 return NGX_ERROR; | |
420 } | |
421 | |
422 #if (NGX_DEBUG) | |
423 { | |
424 char buf[129], *s, *d; | |
425 SSL_CIPHER *cipher; | |
426 | |
427 cipher = SSL_get_current_cipher(c->ssl->connection); | |
428 | |
429 if (cipher) { | |
430 SSL_CIPHER_description(cipher, &buf[1], 128); | |
431 | |
432 for (s = &buf[1], d = buf; *s; s++) { | |
433 if (*s == ' ' && *d == ' ') { | |
434 continue; | |
435 } | |
436 | |
437 if (*s == LF || *s == CR) { | |
438 continue; | |
439 } | |
440 | |
441 *++d = *s; | |
442 } | |
443 | |
444 if (*d != ' ') { | |
445 d++; | |
446 } | |
447 | |
448 *d = '\0'; | |
449 | |
583 | 450 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
547 | 451 "SSL: %s, cipher: \"%s\"", |
577 | 452 SSL_get_version(c->ssl->connection), &buf[1]); |
547 | 453 |
454 if (SSL_session_reused(c->ssl->connection)) { | |
583 | 455 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
547 | 456 "SSL reused session"); |
457 } | |
458 | |
459 } else { | |
460 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
577 | 461 "SSL no shared ciphers"); |
547 | 462 } |
463 } | |
464 #endif | |
465 | |
466 c->ssl->handshaked = 1; | |
467 | |
468 c->recv = ngx_ssl_recv; | |
469 c->send = ngx_ssl_write; | |
577 | 470 c->recv_chain = ngx_ssl_recv_chain; |
471 c->send_chain = ngx_ssl_send_chain; | |
547 | 472 |
473 return NGX_OK; | |
474 } | |
475 | |
476 sslerr = SSL_get_error(c->ssl->connection, n); | |
477 | |
478 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); | |
479 | |
480 if (sslerr == SSL_ERROR_WANT_READ) { | |
481 c->read->ready = 0; | |
482 c->read->handler = ngx_ssl_handshake_handler; | |
591 | 483 c->write->handler = ngx_ssl_handshake_handler; |
547 | 484 |
485 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
486 return NGX_ERROR; | |
487 } | |
488 | |
489 return NGX_AGAIN; | |
490 } | |
491 | |
492 if (sslerr == SSL_ERROR_WANT_WRITE) { | |
493 c->write->ready = 0; | |
591 | 494 c->read->handler = ngx_ssl_handshake_handler; |
547 | 495 c->write->handler = ngx_ssl_handshake_handler; |
496 | |
497 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
498 return NGX_ERROR; | |
499 } | |
500 | |
501 return NGX_AGAIN; | |
502 } | |
503 | |
504 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; | |
505 | |
506 c->ssl->no_wait_shutdown = 1; | |
507 c->ssl->no_send_shutdown = 1; | |
591 | 508 c->read->eof = 1; |
547 | 509 |
510 if (sslerr == SSL_ERROR_ZERO_RETURN || ERR_peek_error() == 0) { | |
511 ngx_log_error(NGX_LOG_INFO, c->log, err, | |
577 | 512 "peer closed connection in SSL handshake"); |
547 | 513 |
514 return NGX_ERROR; | |
515 } | |
516 | |
591 | 517 c->read->error = 1; |
518 | |
547 | 519 ngx_ssl_connection_error(c, sslerr, err, "SSL_do_handshake() failed"); |
520 | |
521 return NGX_ERROR; | |
522 } | |
523 | |
524 | |
525 static void | |
526 ngx_ssl_handshake_handler(ngx_event_t *ev) | |
527 { | |
528 ngx_connection_t *c; | |
529 | |
530 c = ev->data; | |
531 | |
549 | 532 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
577 | 533 "SSL handshake handler: %d", ev->write); |
547 | 534 |
591 | 535 if (ev->timedout) { |
536 c->ssl->handler(c); | |
537 return; | |
538 } | |
539 | |
547 | 540 if (ngx_ssl_handshake(c) == NGX_AGAIN) { |
541 return; | |
542 } | |
543 | |
544 c->ssl->handler(c); | |
545 } | |
546 | |
547 | |
489 | 548 ssize_t |
577 | 549 ngx_ssl_recv_chain(ngx_connection_t *c, ngx_chain_t *cl) |
550 { | |
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551 u_char *last; |
577 | 552 ssize_t n, bytes; |
553 ngx_buf_t *b; | |
554 | |
555 bytes = 0; | |
556 | |
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557 b = cl->buf; |
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558 last = b->last; |
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559 |
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560 for ( ;; ) { |
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561 |
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562 n = ngx_ssl_recv(c, last, b->end - last); |
577 | 563 |
564 if (n > 0) { | |
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565 last += n; |
577 | 566 bytes += n; |
567 | |
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568 if (last == b->end) { |
577 | 569 cl = cl->next; |
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570 |
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571 if (cl == NULL) { |
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572 return bytes; |
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573 } |
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574 |
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575 b = cl->buf; |
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576 last = b->last; |
577 | 577 } |
578 | |
579 continue; | |
580 } | |
581 | |
582 if (bytes) { | |
583 return bytes; | |
584 } | |
585 | |
586 return n; | |
587 } | |
588 } | |
589 | |
590 | |
591 ssize_t | |
489 | 592 ngx_ssl_recv(ngx_connection_t *c, u_char *buf, size_t size) |
393
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593 { |
489 | 594 int n, bytes; |
595 | |
596 if (c->ssl->last == NGX_ERROR) { | |
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597 c->read->error = 1; |
489 | 598 return NGX_ERROR; |
599 } | |
600 | |
577 | 601 if (c->ssl->last == NGX_DONE) { |
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602 c->read->ready = 0; |
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603 c->read->eof = 1; |
577 | 604 return 0; |
605 } | |
606 | |
489 | 607 bytes = 0; |
393
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608 |
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609 ngx_ssl_clear_error(c->log); |
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610 |
489 | 611 /* |
612 * SSL_read() may return data in parts, so try to read | |
613 * until SSL_read() would return no data | |
614 */ | |
615 | |
616 for ( ;; ) { | |
393
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617 |
543 | 618 n = SSL_read(c->ssl->connection, buf, size); |
489 | 619 |
577 | 620 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_read: %d", n); |
393
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621 |
489 | 622 if (n > 0) { |
623 bytes += n; | |
624 } | |
625 | |
626 c->ssl->last = ngx_ssl_handle_recv(c, n); | |
627 | |
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628 if (c->ssl->last == NGX_OK) { |
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629 |
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630 size -= n; |
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631 |
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632 if (size == 0) { |
489 | 633 return bytes; |
577 | 634 } |
489 | 635 |
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636 buf += n; |
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637 |
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638 continue; |
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639 } |
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640 |
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641 if (bytes) { |
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642 return bytes; |
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643 } |
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644 |
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645 switch (c->ssl->last) { |
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646 |
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647 case NGX_DONE: |
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648 c->read->ready = 0; |
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649 c->read->eof = 1; |
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650 return 0; |
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651 |
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652 case NGX_ERROR: |
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653 c->read->error = 1; |
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654 |
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655 /* fall thruogh */ |
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656 |
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657 case NGX_AGAIN: |
577 | 658 return c->ssl->last; |
479 | 659 } |
489 | 660 } |
661 } | |
662 | |
663 | |
664 static ngx_int_t | |
665 ngx_ssl_handle_recv(ngx_connection_t *c, int n) | |
666 { | |
547 | 667 int sslerr; |
668 ngx_err_t err; | |
489 | 669 |
670 if (n > 0) { | |
479 | 671 |
473 | 672 if (c->ssl->saved_write_handler) { |
673 | |
509 | 674 c->write->handler = c->ssl->saved_write_handler; |
473 | 675 c->ssl->saved_write_handler = NULL; |
676 c->write->ready = 1; | |
677 | |
678 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
679 return NGX_ERROR; | |
680 } | |
681 | |
563 | 682 ngx_post_event(c->write, &ngx_posted_events); |
473 | 683 } |
684 | |
489 | 685 return NGX_OK; |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
686 } |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
687 |
543 | 688 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
|
689 |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
690 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
|
691 |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
692 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
|
693 |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
694 if (sslerr == SSL_ERROR_WANT_READ) { |
455 | 695 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
|
696 return NGX_AGAIN; |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
697 } |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
698 |
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
699 if (sslerr == SSL_ERROR_WANT_WRITE) { |
539 | 700 |
547 | 701 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
577 | 702 "peer started SSL renegotiation"); |
473 | 703 |
704 c->write->ready = 0; | |
705 | |
706 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
707 return NGX_ERROR; | |
708 } | |
709 | |
710 /* | |
711 * we do not set the timer because there is already the read event timer | |
712 */ | |
713 | |
714 if (c->ssl->saved_write_handler == NULL) { | |
509 | 715 c->ssl->saved_write_handler = c->write->handler; |
716 c->write->handler = ngx_ssl_write_handler; | |
473 | 717 } |
718 | |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
719 return NGX_AGAIN; |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
720 } |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
721 |
547 | 722 c->ssl->no_wait_shutdown = 1; |
723 c->ssl->no_send_shutdown = 1; | |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
724 |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
725 if (sslerr == SSL_ERROR_ZERO_RETURN || ERR_peek_error() == 0) { |
577 | 726 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
727 "peer shutdown SSL cleanly"); | |
728 return NGX_DONE; | |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
729 } |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
730 |
547 | 731 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
|
732 |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
733 return NGX_ERROR; |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
734 } |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
735 |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
736 |
489 | 737 static void |
738 ngx_ssl_write_handler(ngx_event_t *wev) | |
473 | 739 { |
740 ngx_connection_t *c; | |
741 | |
742 c = wev->data; | |
547 | 743 |
509 | 744 c->read->handler(c->read); |
473 | 745 } |
746 | |
747 | |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
748 /* |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
749 * OpenSSL has no SSL_writev() so we copy several bufs into our 16K buffer |
473 | 750 * 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
|
751 * |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
752 * 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
|
753 * 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
|
754 */ |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
755 |
489 | 756 ngx_chain_t * |
757 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
|
758 { |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
759 int n; |
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
760 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
|
761 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
|
762 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
|
763 |
597 | 764 if (!c->ssl->buffer |
765 || (in && in->next == NULL && !(c->buffered & NGX_SSL_BUFFERED))) | |
766 { | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
767 /* |
577 | 768 * we avoid a buffer copy if |
769 * we do not need to buffer the output | |
770 * 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
|
771 */ |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
772 |
577 | 773 while (in) { |
774 if (ngx_buf_special(in->buf)) { | |
775 in = in->next; | |
776 continue; | |
777 } | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
778 |
577 | 779 n = ngx_ssl_write(c, in->buf->pos, in->buf->last - in->buf->pos); |
780 | |
781 if (n == NGX_ERROR) { | |
782 return NGX_CHAIN_ERROR; | |
783 } | |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
784 |
577 | 785 if (n == NGX_AGAIN) { |
597 | 786 c->buffered |= NGX_SSL_BUFFERED; |
577 | 787 return in; |
788 } | |
789 | |
790 in->buf->pos += n; | |
791 | |
792 if (in->buf->pos == in->buf->last) { | |
793 in = in->next; | |
794 } | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
795 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
796 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
797 return in; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
798 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
799 |
473 | 800 |
801 /* the maximum limit size is the maximum uint32_t value - the page size */ | |
802 | |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1352
diff
changeset
|
803 if (limit == 0 || limit > (off_t) (NGX_MAX_UINT32_VALUE - ngx_pagesize)) { |
473 | 804 limit = NGX_MAX_UINT32_VALUE - ngx_pagesize; |
805 } | |
806 | |
807 | |
577 | 808 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
|
809 send = 0; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
810 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
|
811 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
812 for ( ;; ) { |
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 while (in && buf->last < buf->end) { |
583 | 815 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
|
816 flush = 1; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
817 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
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 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
|
820 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
|
821 continue; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
822 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
823 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
824 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
|
825 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
826 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
|
827 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
|
828 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
829 |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
830 if (send + size > limit) { |
577 | 831 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
|
832 flush = 1; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
833 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
834 |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
835 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
|
836 "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
|
837 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
838 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
|
839 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
840 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
|
841 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
842 in->buf->pos += size; |
577 | 843 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
844 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
|
845 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
|
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 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
849 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
|
850 |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
851 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
|
852 break; |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
853 } |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
854 |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
855 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
|
856 |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
857 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
|
858 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
|
859 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
860 |
511 | 861 if (n == NGX_AGAIN) { |
597 | 862 c->buffered |= NGX_SSL_BUFFERED; |
511 | 863 return in; |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
864 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
865 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
866 buf->pos += n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
867 send += n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
868 c->sent += n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
869 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
870 if (n < size) { |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
871 break; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
872 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
873 |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
874 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
|
875 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
|
876 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
|
877 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
878 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
879 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
|
880 break; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
881 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
882 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
883 |
597 | 884 if (buf->pos < buf->last) { |
885 c->buffered |= NGX_SSL_BUFFERED; | |
886 | |
887 } else { | |
888 c->buffered &= ~NGX_SSL_BUFFERED; | |
889 } | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
890 |
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
891 return in; |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
892 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
893 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
894 |
539 | 895 ssize_t |
489 | 896 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
|
897 { |
547 | 898 int n, sslerr; |
899 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
|
900 |
1755
59e36c1c6296
cleaning stale global SSL error
Igor Sysoev <igor@sysoev.ru>
parents:
1754
diff
changeset
|
901 ngx_ssl_clear_error(c->log); |
59e36c1c6296
cleaning stale global SSL error
Igor Sysoev <igor@sysoev.ru>
parents:
1754
diff
changeset
|
902 |
397
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 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
|
904 |
543 | 905 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
|
906 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
907 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
|
908 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
909 if (n > 0) { |
539 | 910 |
473 | 911 if (c->ssl->saved_read_handler) { |
912 | |
509 | 913 c->read->handler = c->ssl->saved_read_handler; |
473 | 914 c->ssl->saved_read_handler = NULL; |
915 c->read->ready = 1; | |
916 | |
917 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
918 return NGX_ERROR; | |
919 } | |
920 | |
563 | 921 ngx_post_event(c->read, &ngx_posted_events); |
473 | 922 } |
923 | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
924 return n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
925 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
926 |
543 | 927 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
|
928 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
929 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
|
930 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
931 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
|
932 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
933 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
|
934 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
|
935 return NGX_AGAIN; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
936 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
937 |
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
938 if (sslerr == SSL_ERROR_WANT_READ) { |
452 | 939 |
547 | 940 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
577 | 941 "peer started SSL renegotiation"); |
473 | 942 |
943 c->read->ready = 0; | |
944 | |
945 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
946 return NGX_ERROR; | |
947 } | |
948 | |
949 /* | |
950 * we do not set the timer because there is already | |
951 * the write event timer | |
952 */ | |
953 | |
954 if (c->ssl->saved_read_handler == NULL) { | |
509 | 955 c->ssl->saved_read_handler = c->read->handler; |
956 c->read->handler = ngx_ssl_read_handler; | |
473 | 957 } |
958 | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
959 return NGX_AGAIN; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
960 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
961 |
547 | 962 c->ssl->no_wait_shutdown = 1; |
963 c->ssl->no_send_shutdown = 1; | |
591 | 964 c->write->error = 1; |
543 | 965 |
547 | 966 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
|
967 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
968 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
|
969 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
970 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
971 |
489 | 972 static void |
973 ngx_ssl_read_handler(ngx_event_t *rev) | |
473 | 974 { |
975 ngx_connection_t *c; | |
976 | |
977 c = rev->data; | |
547 | 978 |
509 | 979 c->write->handler(c->write); |
473 | 980 } |
981 | |
982 | |
489 | 983 ngx_int_t |
984 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
|
985 { |
1754
427d442e1ad8
SSL_shutdown() never returns -1, on error it returns 0.
Igor Sysoev <igor@sysoev.ru>
parents:
1743
diff
changeset
|
986 int n, sslerr, mode; |
427d442e1ad8
SSL_shutdown() never returns -1, on error it returns 0.
Igor Sysoev <igor@sysoev.ru>
parents:
1743
diff
changeset
|
987 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
|
988 |
577 | 989 if (c->timedout) { |
547 | 990 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
|
991 |
547 | 992 } else { |
993 mode = SSL_get_shutdown(c->ssl->connection); | |
473 | 994 |
547 | 995 if (c->ssl->no_wait_shutdown) { |
996 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
|
997 } |
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
998 |
547 | 999 if (c->ssl->no_send_shutdown) { |
1000 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
|
1001 } |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1002 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1003 |
547 | 1004 SSL_set_shutdown(c->ssl->connection, mode); |
1005 | |
1755
59e36c1c6296
cleaning stale global SSL error
Igor Sysoev <igor@sysoev.ru>
parents:
1754
diff
changeset
|
1006 ngx_ssl_clear_error(c->log); |
59e36c1c6296
cleaning stale global SSL error
Igor Sysoev <igor@sysoev.ru>
parents:
1754
diff
changeset
|
1007 |
1754
427d442e1ad8
SSL_shutdown() never returns -1, on error it returns 0.
Igor Sysoev <igor@sysoev.ru>
parents:
1743
diff
changeset
|
1008 n = SSL_shutdown(c->ssl->connection); |
427d442e1ad8
SSL_shutdown() never returns -1, on error it returns 0.
Igor Sysoev <igor@sysoev.ru>
parents:
1743
diff
changeset
|
1009 |
427d442e1ad8
SSL_shutdown() never returns -1, on error it returns 0.
Igor Sysoev <igor@sysoev.ru>
parents:
1743
diff
changeset
|
1010 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_shutdown: %d", n); |
427d442e1ad8
SSL_shutdown() never returns -1, on error it returns 0.
Igor Sysoev <igor@sysoev.ru>
parents:
1743
diff
changeset
|
1011 |
461 | 1012 sslerr = 0; |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1013 |
1754
427d442e1ad8
SSL_shutdown() never returns -1, on error it returns 0.
Igor Sysoev <igor@sysoev.ru>
parents:
1743
diff
changeset
|
1014 /* SSL_shutdown() never return -1, on error it return 0 */ |
543 | 1015 |
1754
427d442e1ad8
SSL_shutdown() never returns -1, on error it returns 0.
Igor Sysoev <igor@sysoev.ru>
parents:
1743
diff
changeset
|
1016 if (n != 1) { |
543 | 1017 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
|
1018 |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
1019 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
|
1020 "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
|
1021 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1022 |
1754
427d442e1ad8
SSL_shutdown() never returns -1, on error it returns 0.
Igor Sysoev <igor@sysoev.ru>
parents:
1743
diff
changeset
|
1023 if (n == 1 |
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1024 || sslerr == SSL_ERROR_ZERO_RETURN |
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1025 || (sslerr == 0 && c->timedout)) |
589 | 1026 { |
1754
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1027 SSL_free(c->ssl->connection); |
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1028 c->ssl = NULL; |
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1029 |
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1030 return NGX_OK; |
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1031 } |
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1032 |
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1033 if (sslerr == SSL_ERROR_WANT_READ || sslerr == SSL_ERROR_WANT_WRITE) { |
577 | 1034 c->read->handler = ngx_ssl_shutdown_handler; |
589 | 1035 c->write->handler = ngx_ssl_shutdown_handler; |
577 | 1036 |
394
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1037 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { |
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1038 return NGX_ERROR; |
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1039 } |
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1040 |
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1041 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { |
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1042 return NGX_ERROR; |
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1043 } |
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1044 |
1754
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1045 if (sslerr == SSL_ERROR_WANT_READ) { |
589 | 1046 ngx_add_timer(c->read, 30000); |
1047 } | |
1048 | |
394
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1049 return NGX_AGAIN; |
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1050 } |
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1051 |
591 | 1052 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
1053 | |
1054 ngx_ssl_connection_error(c, sslerr, err, "SSL_shutdown() failed"); | |
394
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1055 |
543 | 1056 SSL_free(c->ssl->connection); |
1057 c->ssl = NULL; | |
1058 | |
394
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1059 return NGX_ERROR; |
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1060 } |
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1061 |
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1062 |
547 | 1063 static void |
577 | 1064 ngx_ssl_shutdown_handler(ngx_event_t *ev) |
1065 { | |
1066 ngx_connection_t *c; | |
1067 ngx_connection_handler_pt handler; | |
1068 | |
1069 c = ev->data; | |
1070 handler = c->ssl->handler; | |
1071 | |
1072 if (ev->timedout) { | |
1073 c->timedout = 1; | |
1074 } | |
1075 | |
974
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1076 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "SSL shutdown handler"); |
577 | 1077 |
1078 if (ngx_ssl_shutdown(c) == NGX_AGAIN) { | |
1079 return; | |
1080 } | |
1081 | |
1082 handler(c); | |
1083 } | |
1084 | |
1085 | |
1086 static void | |
547 | 1087 ngx_ssl_connection_error(ngx_connection_t *c, int sslerr, ngx_err_t err, |
1088 char *text) | |
1089 { | |
1090 ngx_uint_t level; | |
1091 | |
1092 level = NGX_LOG_CRIT; | |
1093 | |
1094 if (sslerr == SSL_ERROR_SYSCALL) { | |
1095 | |
1096 if (err == NGX_ECONNRESET | |
1097 || err == NGX_EPIPE | |
1098 || err == NGX_ENOTCONN | |
589 | 1099 #if !(NGX_CRIT_ETIMEDOUT) |
1100 || err == NGX_ETIMEDOUT | |
1101 #endif | |
547 | 1102 || err == NGX_ECONNREFUSED |
1103 || err == NGX_EHOSTUNREACH) | |
1104 { | |
1105 switch (c->log_error) { | |
1106 | |
1107 case NGX_ERROR_IGNORE_ECONNRESET: | |
1108 case NGX_ERROR_INFO: | |
1109 level = NGX_LOG_INFO; | |
1110 break; | |
1111 | |
1112 case NGX_ERROR_ERR: | |
1113 level = NGX_LOG_ERR; | |
1114 break; | |
1115 | |
1116 default: | |
1117 break; | |
1118 } | |
1119 } | |
1120 } | |
1121 | |
1122 ngx_ssl_error(level, c->log, err, text); | |
1123 } | |
1124 | |
1125 | |
1755
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1126 static void |
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1127 ngx_ssl_clear_error(ngx_log_t *log) |
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1128 { |
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1129 if (ERR_peek_error()) { |
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1130 ngx_ssl_error(NGX_LOG_ALERT, log, 0, "ignoring stale global SSL error"); |
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1131 } |
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|
1132 } |
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1133 |
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1134 |
583 | 1135 void ngx_cdecl |
489 | 1136 ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, ngx_err_t err, char *fmt, ...) |
577 | 1137 { |
547 | 1138 u_long n; |
1139 va_list args; | |
461 | 1140 u_char errstr[NGX_MAX_CONF_ERRSTR], *p, *last; |
1141 | |
1142 last = errstr + NGX_MAX_CONF_ERRSTR; | |
393
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1143 |
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|
1144 va_start(args, fmt); |
461 | 1145 p = ngx_vsnprintf(errstr, sizeof(errstr) - 1, fmt, args); |
393
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|
1146 va_end(args); |
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1147 |
547 | 1148 p = ngx_cpystrn(p, (u_char *) " (SSL:", last - p); |
1149 | |
583 | 1150 while (p < last) { |
1151 | |
1152 n = ERR_get_error(); | |
1153 | |
1154 if (n == 0) { | |
1155 break; | |
1156 } | |
547 | 1157 |
1158 *p++ = ' '; | |
393
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|
1159 |
547 | 1160 ERR_error_string_n(n, (char *) p, last - p); |
1161 | |
1162 while (p < last && *p) { | |
1163 p++; | |
1164 } | |
1165 } | |
393
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|
1166 |
395
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diff
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|
1167 ngx_log_error(level, log, err, "%s)", errstr); |
393
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|
1168 } |
509 | 1169 |
1170 | |
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1171 ngx_int_t |
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1172 ngx_ssl_session_cache(ngx_ssl_t *ssl, ngx_str_t *sess_ctx, |
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1173 ssize_t builtin_session_cache, ngx_shm_zone_t *shm_zone, time_t timeout) |
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1174 { |
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1175 long cache_mode; |
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1176 |
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1177 cache_mode = SSL_SESS_CACHE_SERVER; |
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1178 |
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1179 if (shm_zone && builtin_session_cache == NGX_SSL_NO_BUILTIN_SCACHE) { |
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1180 cache_mode |= SSL_SESS_CACHE_NO_INTERNAL; |
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1181 } |
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1182 |
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1183 SSL_CTX_set_session_cache_mode(ssl->ctx, cache_mode); |
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1184 |
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1185 SSL_CTX_set_session_id_context(ssl->ctx, sess_ctx->data, sess_ctx->len); |
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1186 |
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1187 if (builtin_session_cache != NGX_SSL_NO_BUILTIN_SCACHE) { |
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1188 |
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1189 if (builtin_session_cache != NGX_SSL_DFLT_BUILTIN_SCACHE) { |
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1190 SSL_CTX_sess_set_cache_size(ssl->ctx, builtin_session_cache); |
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1191 } |
1015
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1192 } |
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1193 |
1015
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1194 SSL_CTX_set_timeout(ssl->ctx, timeout); |
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1195 |
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1196 if (shm_zone) { |
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1197 shm_zone->init = ngx_ssl_session_cache_init; |
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1198 |
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1199 SSL_CTX_sess_set_new_cb(ssl->ctx, ngx_ssl_new_session); |
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1200 SSL_CTX_sess_set_get_cb(ssl->ctx, ngx_ssl_get_cached_session); |
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1201 SSL_CTX_sess_set_remove_cb(ssl->ctx, ngx_ssl_remove_session); |
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1202 |
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1203 if (SSL_CTX_set_ex_data(ssl->ctx, ngx_ssl_session_cache_index, shm_zone) |
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1204 == 0) |
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1205 { |
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1206 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, |
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1207 "SSL_CTX_set_ex_data() failed"); |
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1208 return NGX_ERROR; |
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1209 } |
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1210 } |
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1211 |
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1212 return NGX_OK; |
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1213 } |
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1214 |
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1215 |
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1216 static ngx_int_t |
993
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diff
changeset
|
1217 ngx_ssl_session_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1218 { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1219 ngx_slab_pool_t *shpool; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1220 ngx_ssl_session_cache_t *cache; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1221 |
993
1b9a4d92173f
pass the inherited shm_zone data
Igor Sysoev <igor@sysoev.ru>
parents:
989
diff
changeset
|
1222 if (data) { |
1b9a4d92173f
pass the inherited shm_zone data
Igor Sysoev <igor@sysoev.ru>
parents:
989
diff
changeset
|
1223 shm_zone->data = data; |
1b9a4d92173f
pass the inherited shm_zone data
Igor Sysoev <igor@sysoev.ru>
parents:
989
diff
changeset
|
1224 return NGX_OK; |
1b9a4d92173f
pass the inherited shm_zone data
Igor Sysoev <igor@sysoev.ru>
parents:
989
diff
changeset
|
1225 } |
1b9a4d92173f
pass the inherited shm_zone data
Igor Sysoev <igor@sysoev.ru>
parents:
989
diff
changeset
|
1226 |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1227 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
|
1228 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1229 cache = ngx_slab_alloc(shpool, sizeof(ngx_ssl_session_cache_t)); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1230 if (cache == NULL) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1231 return NGX_ERROR; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1232 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1233 |
1759
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1234 ngx_rbtree_init(&cache->session_rbtree, &cache->sentinel, |
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1235 ngx_ssl_session_rbtree_insert_value); |
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1236 |
1760 | 1237 ngx_queue_init(&cache->expire_queue); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1238 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1239 shm_zone->data = cache; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1240 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1241 return NGX_OK; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1242 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1243 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1244 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1245 /* |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1246 * The length of the session id is 16 bytes for SSLv2 sessions and |
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1247 * between 1 and 32 bytes for SSLv3/TLSv1, typically 32 bytes. |
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1248 * It seems that the typical length of the external ASN1 representation |
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1249 * of a session is 118 or 119 bytes for SSLv3/TSLv1. |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1250 * |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1251 * Thus on 32-bit platforms we allocate separately an rbtree node, |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1252 * a session id, and an ASN1 representation, they take accordingly |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1253 * 64, 32, and 128 bytes. |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1254 * |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1255 * On 64-bit platforms we allocate separately an rbtree node + session_id, |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1256 * and an ASN1 representation, they take accordingly 128 and 128 bytes. |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1257 * |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1258 * OpenSSL's i2d_SSL_SESSION() and d2i_SSL_SESSION are slow, |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1259 * 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
|
1260 */ |
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 static int |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1263 ngx_ssl_new_session(ngx_ssl_conn_t *ssl_conn, ngx_ssl_session_t *sess) |
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 int len; |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1266 u_char *p, *id, *cached_sess; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1267 uint32_t hash; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1268 SSL_CTX *ssl_ctx; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1269 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
|
1270 ngx_connection_t *c; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1271 ngx_slab_pool_t *shpool; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1272 ngx_ssl_sess_id_t *sess_id; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1273 ngx_ssl_session_cache_t *cache; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1274 u_char buf[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
|
1275 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1276 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
|
1277 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1278 /* 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
|
1279 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1280 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
|
1281 return 0; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1282 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1283 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1284 p = buf; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1285 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
|
1286 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1287 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
|
1288 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1289 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
|
1290 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
|
1291 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1292 cache = shm_zone->data; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1293 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
|
1294 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1295 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
|
1296 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1297 /* 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
|
1298 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
|
1299 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1300 cached_sess = ngx_slab_alloc_locked(shpool, len); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1301 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1302 if (cached_sess == NULL) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1303 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1304 /* 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
|
1305 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1306 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
|
1307 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1308 cached_sess = ngx_slab_alloc_locked(shpool, len); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1309 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1310 if (cached_sess == NULL) { |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1311 sess_id = NULL; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1312 goto failed; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1313 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1314 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1315 |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1316 sess_id = ngx_slab_alloc_locked(shpool, sizeof(ngx_ssl_sess_id_t)); |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1317 if (sess_id == NULL) { |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1318 goto failed; |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1319 } |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1320 |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1321 #if (NGX_PTR_SIZE == 8) |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1322 |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1323 id = sess_id->sess_id; |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1324 |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1325 #else |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1326 |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1327 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
|
1328 if (id == NULL) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1329 goto failed; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1330 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1331 |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1332 #endif |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1333 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1334 ngx_memcpy(cached_sess, buf, len); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1335 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1336 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
|
1337 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1338 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
|
1339 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1340 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
|
1341 "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
|
1342 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
|
1343 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1344 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
|
1345 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
|
1346 sess_id->id = id; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1347 sess_id->len = len; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1348 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
|
1349 |
1757
7ab8bd535eed
use ngx_time() instead of ngx_timeofday()
Igor Sysoev <igor@sysoev.ru>
parents:
1756
diff
changeset
|
1350 sess_id->expire = ngx_time() + SSL_CTX_get_timeout(ssl_ctx); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1351 |
1760 | 1352 ngx_queue_insert_head(&cache->expire_queue, &sess_id->queue); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1353 |
1759
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1354 ngx_rbtree_insert(&cache->session_rbtree, &sess_id->node); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1355 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1356 ngx_shmtx_unlock(&shpool->mutex); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1357 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1358 return 0; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1359 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1360 failed: |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1361 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1362 if (cached_sess) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1363 ngx_slab_free_locked(shpool, cached_sess); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1364 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1365 |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1366 if (sess_id) { |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1367 ngx_slab_free_locked(shpool, sess_id); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1368 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1369 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1370 ngx_shmtx_unlock(&shpool->mutex); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1371 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1372 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1373 "could not add new SSL session to the session cache"); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1374 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1375 return 0; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1376 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1377 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1378 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1379 static ngx_ssl_session_t * |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1380 ngx_ssl_get_cached_session(ngx_ssl_conn_t *ssl_conn, u_char *id, int len, |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1381 int *copy) |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1382 { |
989
5595e47d4f17
d2i_SSL_SESSION() was changed in 0.9.7f
Igor Sysoev <igor@sysoev.ru>
parents:
974
diff
changeset
|
1383 #if OPENSSL_VERSION_NUMBER >= 0x0090707fL |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1384 const |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1385 #endif |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1386 u_char *p; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1387 uint32_t hash; |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1388 ngx_int_t rc; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1389 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
|
1390 ngx_slab_pool_t *shpool; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1391 ngx_connection_t *c; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1392 ngx_rbtree_node_t *node, *sentinel; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1393 ngx_ssl_session_t *sess; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1394 ngx_ssl_sess_id_t *sess_id; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1395 ngx_ssl_session_cache_t *cache; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1396 u_char buf[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
|
1397 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1398 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
|
1399 |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1400 hash = ngx_crc32_short(id, (size_t) len); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1401 *copy = 0; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1402 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1403 ngx_log_debug2(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
|
1404 "http ssl get session: %08XD:%d", hash, len); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1405 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1406 shm_zone = SSL_CTX_get_ex_data(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
|
1407 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
|
1408 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1409 cache = shm_zone->data; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1410 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1411 sess = NULL; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1412 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1413 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
|
1414 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1415 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
|
1416 |
1759
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1417 node = cache->session_rbtree.root; |
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1418 sentinel = cache->session_rbtree.sentinel; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1419 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1420 while (node != sentinel) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1421 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1422 if (hash < node->key) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1423 node = node->left; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1424 continue; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1425 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1426 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1427 if (hash > node->key) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1428 node = node->right; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1429 continue; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1430 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1431 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1432 /* hash == node->key */ |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1433 |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1434 do { |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1435 sess_id = (ngx_ssl_sess_id_t *) node; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1436 |
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1027
diff
changeset
|
1437 rc = ngx_memn2cmp(id, sess_id->id, |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1438 (size_t) len, (size_t) node->data); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1439 if (rc == 0) { |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1440 |
1757
7ab8bd535eed
use ngx_time() instead of ngx_timeofday()
Igor Sysoev <igor@sysoev.ru>
parents:
1756
diff
changeset
|
1441 if (sess_id->expire > ngx_time()) { |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1442 ngx_memcpy(buf, sess_id->session, sess_id->len); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1443 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1444 ngx_shmtx_unlock(&shpool->mutex); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1445 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1446 p = buf; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1447 sess = d2i_SSL_SESSION(NULL, &p, sess_id->len); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1448 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1449 return sess; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1450 } |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1451 |
1760 | 1452 ngx_queue_remove(&sess_id->queue); |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1453 |
1759
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1454 ngx_rbtree_delete(&cache->session_rbtree, node); |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1455 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1456 ngx_slab_free_locked(shpool, sess_id->session); |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1457 #if (NGX_PTR_SIZE == 4) |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1458 ngx_slab_free_locked(shpool, sess_id->id); |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1459 #endif |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1460 ngx_slab_free_locked(shpool, sess_id); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1461 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1462 sess = NULL; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1463 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1464 goto done; |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1465 } |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1466 |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1467 node = (rc < 0) ? node->left : node->right; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1468 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1469 } while (node != sentinel && hash == node->key); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1470 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1471 break; |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1472 } |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1473 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1474 done: |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1475 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1476 ngx_shmtx_unlock(&shpool->mutex); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1477 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1478 return sess; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1479 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1480 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1481 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1482 static void |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1483 ngx_ssl_remove_session(SSL_CTX *ssl, ngx_ssl_session_t *sess) |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1484 { |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1485 size_t len; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1486 u_char *id; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1487 uint32_t hash; |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1488 ngx_int_t rc; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1489 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
|
1490 ngx_slab_pool_t *shpool; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1491 ngx_rbtree_node_t *node, *sentinel; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1492 ngx_ssl_sess_id_t *sess_id; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1493 ngx_ssl_session_cache_t *cache; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1494 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1495 shm_zone = SSL_CTX_get_ex_data(ssl, 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
|
1496 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1497 cache = shm_zone->data; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1498 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1499 id = sess->session_id; |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1500 len = (size_t) sess->session_id_length; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1501 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1502 hash = ngx_crc32_short(id, len); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1503 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1504 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ngx_cycle->log, 0, |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1505 "http ssl remove session: %08XD:%uz", hash, len); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1506 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1507 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
|
1508 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1509 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
|
1510 |
1759
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1511 node = cache->session_rbtree.root; |
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1512 sentinel = cache->session_rbtree.sentinel; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1513 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1514 while (node != sentinel) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1515 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1516 if (hash < node->key) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1517 node = node->left; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1518 continue; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1519 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1520 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1521 if (hash > node->key) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1522 node = node->right; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1523 continue; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1524 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1525 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1526 /* hash == node->key */ |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1527 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1528 do { |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1529 sess_id = (ngx_ssl_sess_id_t *) node; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1530 |
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1027
diff
changeset
|
1531 rc = ngx_memn2cmp(id, sess_id->id, len, (size_t) node->data); |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1532 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1533 if (rc == 0) { |
1760 | 1534 |
1535 ngx_queue_remove(&sess_id->queue); | |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1536 |
1759
89234cfbf810
embed session_rbtree and sentinel inside ngx_ssl_session_cache_t
Igor Sysoev <igor@sysoev.ru>
parents:
1758
diff
changeset
|
1537 ngx_rbtree_delete(&cache->session_rbtree, node); |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1538 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1539 ngx_slab_free_locked(shpool, sess_id->session); |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1540 #if (NGX_PTR_SIZE == 4) |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1541 ngx_slab_free_locked(shpool, sess_id->id); |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1542 #endif |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1543 ngx_slab_free_locked(shpool, sess_id); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1544 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1545 goto done; |
1025 | 1546 } |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1547 |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1548 node = (rc < 0) ? node->left : node->right; |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1549 |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1550 } while (node != sentinel && hash == node->key); |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1551 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1552 break; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1553 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1554 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1555 done: |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1556 |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1557 ngx_shmtx_unlock(&shpool->mutex); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1558 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1559 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1560 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
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1561 static void |
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1562 ngx_ssl_expire_sessions(ngx_ssl_session_cache_t *cache, |
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1563 ngx_slab_pool_t *shpool, ngx_uint_t n) |
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1564 { |
1757
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1565 time_t now; |
1760 | 1566 ngx_queue_t *q; |
1014
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1567 ngx_ssl_sess_id_t *sess_id; |
974
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1568 |
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1569 now = ngx_time(); |
974
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1570 |
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1571 while (n < 3) { |
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1572 |
1760 | 1573 if (ngx_queue_empty(&cache->expire_queue)) { |
974
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1574 return; |
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1575 } |
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1576 |
1760 | 1577 q = ngx_queue_last(&cache->expire_queue); |
1578 | |
1579 sess_id = ngx_queue_data(q, ngx_ssl_sess_id_t, queue); | |
1580 | |
1757
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1581 if (n++ != 0 && sess_id->expire > now) { |
1439 | 1582 return; |
974
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1583 } |
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1584 |
1760 | 1585 ngx_queue_remove(q); |
974
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1586 |
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1587 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ngx_cycle->log, 0, |
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1588 "expire session: %08Xi", sess_id->node.key); |
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1589 |
1760 | 1590 ngx_rbtree_delete(&cache->session_rbtree, &sess_id->node); |
1591 | |
1014
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1592 ngx_slab_free_locked(shpool, sess_id->session); |
1017
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1593 #if (NGX_PTR_SIZE == 4) |
974
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1594 ngx_slab_free_locked(shpool, sess_id->id); |
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1595 #endif |
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1596 ngx_slab_free_locked(shpool, sess_id); |
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1597 } |
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1598 } |
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1599 |
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1600 |
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1601 static void |
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1602 ngx_ssl_session_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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1603 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
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1604 { |
1743
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1605 ngx_rbtree_node_t **p; |
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1606 ngx_ssl_sess_id_t *sess_id, *sess_id_temp; |
1027
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1607 |
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1608 for ( ;; ) { |
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1609 |
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1610 if (node->key < temp->key) { |
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1611 |
1743
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1612 p = &temp->left; |
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1613 |
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1614 } else if (node->key > temp->key) { |
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1615 |
1743
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1616 p = &temp->right; |
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1617 |
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1618 } else { /* node->key == temp->key */ |
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1619 |
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1620 sess_id = (ngx_ssl_sess_id_t *) node; |
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1621 sess_id_temp = (ngx_ssl_sess_id_t *) temp; |
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1622 |
1743
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1623 p = (ngx_memn2cmp(sess_id->id, sess_id_temp->id, |
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1624 (size_t) node->data, (size_t) temp->data) |
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1625 < 0) ? &temp->left : &temp->right; |
1027
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1626 } |
1743
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1627 |
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1628 if (*p == sentinel) { |
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1629 break; |
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1630 } |
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1631 |
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1632 temp = *p; |
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1633 } |
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1634 |
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1635 *p = node; |
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1636 node->parent = temp; |
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1637 node->left = sentinel; |
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1638 node->right = sentinel; |
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1639 ngx_rbt_red(node); |
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1640 } |
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1641 |
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1642 |
509 | 1643 void |
1644 ngx_ssl_cleanup_ctx(void *data) | |
1645 { | |
589 | 1646 ngx_ssl_t *ssl = data; |
509 | 1647 |
589 | 1648 SSL_CTX_free(ssl->ctx); |
509 | 1649 } |
541 | 1650 |
1651 | |
671 | 1652 ngx_int_t |
1653 ngx_ssl_get_protocol(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
611 | 1654 { |
671 | 1655 s->data = (u_char *) SSL_get_version(c->ssl->connection); |
1656 return NGX_OK; | |
611 | 1657 } |
1658 | |
1659 | |
671 | 1660 ngx_int_t |
1661 ngx_ssl_get_cipher_name(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
611 | 1662 { |
671 | 1663 s->data = (u_char *) SSL_get_cipher_name(c->ssl->connection); |
1664 return NGX_OK; | |
611 | 1665 } |
1666 | |
1667 | |
647 | 1668 ngx_int_t |
1669 ngx_ssl_get_subject_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
1670 { | |
1671 char *p; | |
1672 size_t len; | |
1673 X509 *cert; | |
1674 X509_NAME *name; | |
1675 | |
1676 s->len = 0; | |
1677 | |
1678 cert = SSL_get_peer_certificate(c->ssl->connection); | |
1679 if (cert == NULL) { | |
1680 return NGX_OK; | |
1681 } | |
1682 | |
1683 name = X509_get_subject_name(cert); | |
1684 if (name == NULL) { | |
1685 return NGX_ERROR; | |
1686 } | |
1687 | |
1688 p = X509_NAME_oneline(name, NULL, 0); | |
1689 | |
1690 for (len = 0; p[len]; len++) { /* void */ } | |
1691 | |
1692 s->len = len; | |
1693 s->data = ngx_palloc(pool, len); | |
1694 if (s->data == NULL) { | |
1695 OPENSSL_free(p); | |
1696 return NGX_ERROR; | |
1697 } | |
1698 | |
1699 ngx_memcpy(s->data, p, len); | |
1700 | |
1701 OPENSSL_free(p); | |
1702 | |
1703 return NGX_OK; | |
1704 } | |
1705 | |
1706 | |
1707 ngx_int_t | |
1708 ngx_ssl_get_issuer_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
1709 { | |
1710 char *p; | |
1711 size_t len; | |
1712 X509 *cert; | |
1713 X509_NAME *name; | |
1714 | |
1715 s->len = 0; | |
1716 | |
1717 cert = SSL_get_peer_certificate(c->ssl->connection); | |
1718 if (cert == NULL) { | |
1719 return NGX_OK; | |
1720 } | |
1721 | |
1722 name = X509_get_issuer_name(cert); | |
1723 if (name == NULL) { | |
1724 return NGX_ERROR; | |
1725 } | |
1726 | |
1727 p = X509_NAME_oneline(name, NULL, 0); | |
1728 | |
1729 for (len = 0; p[len]; len++) { /* void */ } | |
1730 | |
1731 s->len = len; | |
1732 s->data = ngx_palloc(pool, len); | |
1733 if (s->data == NULL) { | |
1734 OPENSSL_free(p); | |
1735 return NGX_ERROR; | |
1736 } | |
1737 | |
1738 ngx_memcpy(s->data, p, len); | |
1739 | |
1740 OPENSSL_free(p); | |
1741 | |
1742 return NGX_OK; | |
1743 } | |
1744 | |
1745 | |
671 | 1746 ngx_int_t |
1747 ngx_ssl_get_serial_number(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
1748 { | |
1749 size_t len; | |
1750 X509 *cert; | |
1751 BIO *bio; | |
1752 | |
1753 s->len = 0; | |
1754 | |
1755 cert = SSL_get_peer_certificate(c->ssl->connection); | |
1756 if (cert == NULL) { | |
1757 return NGX_OK; | |
1758 } | |
1759 | |
1760 bio = BIO_new(BIO_s_mem()); | |
1761 if (bio == NULL) { | |
1762 return NGX_ERROR; | |
1763 } | |
1764 | |
1765 i2a_ASN1_INTEGER(bio, X509_get_serialNumber(cert)); | |
1766 len = BIO_pending(bio); | |
1767 | |
1768 s->len = len; | |
1769 s->data = ngx_palloc(pool, len); | |
1770 if (s->data == NULL) { | |
1771 BIO_free(bio); | |
1772 return NGX_ERROR; | |
1773 } | |
1774 | |
1775 BIO_read(bio, s->data, len); | |
1776 BIO_free(bio); | |
1777 | |
1778 return NGX_OK; | |
1779 } | |
1780 | |
1781 | |
541 | 1782 static void * |
1783 ngx_openssl_create_conf(ngx_cycle_t *cycle) | |
1784 { | |
1785 ngx_openssl_conf_t *oscf; | |
577 | 1786 |
541 | 1787 oscf = ngx_pcalloc(cycle->pool, sizeof(ngx_openssl_conf_t)); |
1788 if (oscf == NULL) { | |
1789 return NGX_CONF_ERROR; | |
1790 } | |
577 | 1791 |
541 | 1792 /* |
1793 * set by ngx_pcalloc(): | |
577 | 1794 * |
541 | 1795 * oscf->engine.len = 0; |
1796 * oscf->engine.data = NULL; | |
577 | 1797 */ |
541 | 1798 |
1799 return oscf; | |
1800 } | |
1801 | |
1802 | |
1803 static char * | |
1804 ngx_openssl_init_conf(ngx_cycle_t *cycle, void *conf) | |
1805 { | |
1806 #if (NGX_SSL_ENGINE) | |
1807 ngx_openssl_conf_t *oscf = conf; | |
571 | 1808 |
541 | 1809 ENGINE *engine; |
1810 | |
1811 if (oscf->engine.len == 0) { | |
1812 return NGX_CONF_OK; | |
1813 } | |
577 | 1814 |
541 | 1815 engine = ENGINE_by_id((const char *) oscf->engine.data); |
1816 | |
1817 if (engine == NULL) { | |
1818 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
1819 "ENGINE_by_id(\"%V\") failed", &oscf->engine); | |
1820 return NGX_CONF_ERROR; | |
1821 } | |
1822 | |
1823 if (ENGINE_set_default(engine, ENGINE_METHOD_ALL) == 0) { | |
1824 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
1825 "ENGINE_set_default(\"%V\", ENGINE_METHOD_ALL) failed", | |
1826 &oscf->engine); | |
1827 return NGX_CONF_ERROR; | |
1828 } | |
1829 | |
1830 ENGINE_free(engine); | |
1831 | |
1832 #endif | |
1833 | |
1834 return NGX_CONF_OK; | |
1835 } | |
1836 | |
1837 | |
1838 #if !(NGX_SSL_ENGINE) | |
1839 | |
1840 static char * | |
1841 ngx_openssl_noengine(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1842 { | |
1843 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
563 | 1844 "\"ssl_engine\" directive is available only in " |
1845 "OpenSSL 0.9.7 and higher,"); | |
541 | 1846 |
1847 return NGX_CONF_ERROR; | |
1848 } | |
1849 | |
1850 #endif | |
571 | 1851 |
1852 | |
1853 static void | |
1854 ngx_openssl_exit(ngx_cycle_t *cycle) | |
1855 { | |
1856 #if (NGX_SSL_ENGINE) | |
1857 ENGINE_cleanup(); | |
1858 #endif | |
1859 } |