Mercurial > hg > nginx
annotate src/event/ngx_event_openssl.c @ 1851:056347360e14 stable-0.5
r1755, r1756, r1757 merge:
*) SSL_shutdown() never returns -1, on error it returns 0.
This fixes incidental "bad write retry" errors.
*) cleaning stale global SSL error
*) remove SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER, we never need it
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 08 Jan 2008 17:30:39 +0000 |
parents | e2ab812358bd |
children | 7cef148d87a0 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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10 |
541 | 11 |
12 typedef struct { | |
13 ngx_str_t engine; | |
14 } ngx_openssl_conf_t; | |
479 | 15 |
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16 |
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); | |
1851 | 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 { |
563 | 200 if (ngx_conf_full_name(cf->cycle, cert) == 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 | |
213 if (ngx_conf_full_name(cf->cycle, key) == NGX_ERROR) { | |
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 | |
647 | 244 if (ngx_conf_full_name(cf->cycle, cert) == NGX_ERROR) { |
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 | |
1851 | 406 ngx_ssl_clear_error(c->log); |
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 { | |
1154
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551 u_char *last; |
577 | 552 ssize_t n, bytes; |
553 ngx_buf_t *b; | |
554 | |
555 bytes = 0; | |
556 | |
1154
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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) { | |
597 return NGX_ERROR; | |
598 } | |
599 | |
577 | 600 if (c->ssl->last == NGX_DONE) { |
601 return 0; | |
602 } | |
603 | |
489 | 604 bytes = 0; |
393
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605 |
1851 | 606 ngx_ssl_clear_error(c->log); |
607 | |
489 | 608 /* |
609 * SSL_read() may return data in parts, so try to read | |
610 * until SSL_read() would return no data | |
611 */ | |
612 | |
613 for ( ;; ) { | |
393
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614 |
543 | 615 n = SSL_read(c->ssl->connection, buf, size); |
489 | 616 |
577 | 617 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_read: %d", n); |
393
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618 |
489 | 619 if (n > 0) { |
620 bytes += n; | |
621 } | |
622 | |
623 c->ssl->last = ngx_ssl_handle_recv(c, n); | |
624 | |
625 if (c->ssl->last != NGX_OK) { | |
479 | 626 |
489 | 627 if (bytes) { |
628 return bytes; | |
577 | 629 } |
489 | 630 |
577 | 631 if (c->ssl->last == NGX_DONE) { |
632 return 0; | |
479 | 633 } |
577 | 634 |
635 return c->ssl->last; | |
479 | 636 } |
637 | |
489 | 638 size -= n; |
639 | |
640 if (size == 0) { | |
641 return bytes; | |
642 } | |
643 | |
644 buf += n; | |
645 } | |
646 } | |
647 | |
648 | |
649 static ngx_int_t | |
650 ngx_ssl_handle_recv(ngx_connection_t *c, int n) | |
651 { | |
547 | 652 int sslerr; |
653 ngx_err_t err; | |
489 | 654 |
655 if (n > 0) { | |
479 | 656 |
473 | 657 if (c->ssl->saved_write_handler) { |
658 | |
509 | 659 c->write->handler = c->ssl->saved_write_handler; |
473 | 660 c->ssl->saved_write_handler = NULL; |
661 c->write->ready = 1; | |
662 | |
663 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
664 return NGX_ERROR; | |
665 } | |
666 | |
563 | 667 ngx_post_event(c->write, &ngx_posted_events); |
473 | 668 } |
669 | |
489 | 670 return NGX_OK; |
393
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671 } |
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672 |
543 | 673 sslerr = SSL_get_error(c->ssl->connection, n); |
395
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674 |
396
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675 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
393
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676 |
396
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677 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); |
393
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678 |
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679 if (sslerr == SSL_ERROR_WANT_READ) { |
455 | 680 c->read->ready = 0; |
393
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681 return NGX_AGAIN; |
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682 } |
394
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683 |
445
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684 if (sslerr == SSL_ERROR_WANT_WRITE) { |
539 | 685 |
547 | 686 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
577 | 687 "peer started SSL renegotiation"); |
473 | 688 |
689 c->write->ready = 0; | |
690 | |
691 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
692 return NGX_ERROR; | |
693 } | |
694 | |
695 /* | |
696 * we do not set the timer because there is already the read event timer | |
697 */ | |
698 | |
699 if (c->ssl->saved_write_handler == NULL) { | |
509 | 700 c->ssl->saved_write_handler = c->write->handler; |
701 c->write->handler = ngx_ssl_write_handler; | |
473 | 702 } |
703 | |
393
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704 return NGX_AGAIN; |
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705 } |
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706 |
547 | 707 c->ssl->no_wait_shutdown = 1; |
708 c->ssl->no_send_shutdown = 1; | |
589 | 709 c->read->eof = 1; |
396
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710 |
395
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711 if (sslerr == SSL_ERROR_ZERO_RETURN || ERR_peek_error() == 0) { |
577 | 712 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
713 "peer shutdown SSL cleanly"); | |
714 return NGX_DONE; | |
393
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715 } |
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716 |
591 | 717 c->read->error = 1; |
547 | 718 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
|
719 |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
720 return NGX_ERROR; |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
721 } |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
722 |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
723 |
489 | 724 static void |
725 ngx_ssl_write_handler(ngx_event_t *wev) | |
473 | 726 { |
727 ngx_connection_t *c; | |
728 | |
729 c = wev->data; | |
547 | 730 |
509 | 731 c->read->handler(c->read); |
473 | 732 } |
733 | |
734 | |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
735 /* |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
736 * OpenSSL has no SSL_writev() so we copy several bufs into our 16K buffer |
473 | 737 * 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
|
738 * |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
739 * 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
|
740 * 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
|
741 */ |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
742 |
489 | 743 ngx_chain_t * |
744 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
|
745 { |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
746 int n; |
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
747 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
|
748 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
|
749 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
|
750 |
597 | 751 if (!c->ssl->buffer |
752 || (in && in->next == NULL && !(c->buffered & NGX_SSL_BUFFERED))) | |
753 { | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
754 /* |
577 | 755 * we avoid a buffer copy if |
756 * we do not need to buffer the output | |
757 * 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
|
758 */ |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
759 |
577 | 760 while (in) { |
761 if (ngx_buf_special(in->buf)) { | |
762 in = in->next; | |
763 continue; | |
764 } | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
765 |
577 | 766 n = ngx_ssl_write(c, in->buf->pos, in->buf->last - in->buf->pos); |
767 | |
768 if (n == NGX_ERROR) { | |
769 return NGX_CHAIN_ERROR; | |
770 } | |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
771 |
577 | 772 if (n == NGX_AGAIN) { |
597 | 773 c->buffered |= NGX_SSL_BUFFERED; |
577 | 774 return in; |
775 } | |
776 | |
777 in->buf->pos += n; | |
778 | |
779 if (in->buf->pos == in->buf->last) { | |
780 in = in->next; | |
781 } | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
782 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
783 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
784 return in; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
785 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
786 |
473 | 787 |
788 /* the maximum limit size is the maximum uint32_t value - the page size */ | |
789 | |
1619 | 790 if (limit == 0 || limit > (off_t) (NGX_MAX_UINT32_VALUE - ngx_pagesize)) { |
473 | 791 limit = NGX_MAX_UINT32_VALUE - ngx_pagesize; |
792 } | |
793 | |
794 | |
577 | 795 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
|
796 send = 0; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
797 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
|
798 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
799 for ( ;; ) { |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
800 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
801 while (in && buf->last < buf->end) { |
583 | 802 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
|
803 flush = 1; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
804 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
805 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
806 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
|
807 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
|
808 continue; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
809 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
810 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
811 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
|
812 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
813 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
|
814 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
|
815 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
816 |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
817 if (send + size > limit) { |
577 | 818 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
|
819 flush = 1; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
820 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
821 |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
822 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
|
823 "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
|
824 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
825 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
|
826 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
827 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
|
828 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
829 in->buf->pos += size; |
577 | 830 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
831 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
|
832 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
|
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 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
836 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
|
837 |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
838 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
|
839 break; |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
840 } |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
841 |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
842 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
|
843 |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
844 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
|
845 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
|
846 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
847 |
511 | 848 if (n == NGX_AGAIN) { |
597 | 849 c->buffered |= NGX_SSL_BUFFERED; |
511 | 850 return in; |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
851 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
852 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
853 buf->pos += n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
854 send += n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
855 c->sent += n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
856 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
857 if (n < size) { |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
858 break; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
859 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
860 |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
861 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
|
862 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
|
863 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
|
864 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
865 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
866 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
|
867 break; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
868 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
869 } |
f8f0f1834266
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parents:
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diff
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|
870 |
597 | 871 if (buf->pos < buf->last) { |
872 c->buffered |= NGX_SSL_BUFFERED; | |
873 | |
874 } else { | |
875 c->buffered &= ~NGX_SSL_BUFFERED; | |
876 } | |
397
de797f3b4c27
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parents:
396
diff
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|
877 |
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
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parents:
398
diff
changeset
|
878 return in; |
397
de797f3b4c27
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parents:
396
diff
changeset
|
879 } |
de797f3b4c27
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parents:
396
diff
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|
880 |
de797f3b4c27
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parents:
396
diff
changeset
|
881 |
539 | 882 ssize_t |
489 | 883 ngx_ssl_write(ngx_connection_t *c, u_char *data, size_t size) |
397
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parents:
396
diff
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|
884 { |
547 | 885 int n, sslerr; |
886 ngx_err_t err; | |
397
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|
887 |
1851 | 888 ngx_ssl_clear_error(c->log); |
889 | |
397
de797f3b4c27
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parents:
396
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|
890 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL to write: %d", size); |
de797f3b4c27
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parents:
396
diff
changeset
|
891 |
543 | 892 n = SSL_write(c->ssl->connection, data, size); |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
changeset
|
893 |
de797f3b4c27
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parents:
396
diff
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|
894 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_write: %d", n); |
de797f3b4c27
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parents:
396
diff
changeset
|
895 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
changeset
|
896 if (n > 0) { |
539 | 897 |
473 | 898 if (c->ssl->saved_read_handler) { |
899 | |
509 | 900 c->read->handler = c->ssl->saved_read_handler; |
473 | 901 c->ssl->saved_read_handler = NULL; |
902 c->read->ready = 1; | |
903 | |
904 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
905 return NGX_ERROR; | |
906 } | |
907 | |
563 | 908 ngx_post_event(c->read, &ngx_posted_events); |
473 | 909 } |
910 | |
397
de797f3b4c27
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parents:
396
diff
changeset
|
911 return n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
912 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
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|
913 |
543 | 914 sslerr = SSL_get_error(c->ssl->connection, n); |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
changeset
|
915 |
de797f3b4c27
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parents:
396
diff
changeset
|
916 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
de797f3b4c27
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parents:
396
diff
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|
917 |
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nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
changeset
|
918 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
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|
919 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
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|
920 if (sslerr == SSL_ERROR_WANT_WRITE) { |
de797f3b4c27
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parents:
396
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|
921 c->write->ready = 0; |
de797f3b4c27
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parents:
396
diff
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|
922 return NGX_AGAIN; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
changeset
|
923 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
924 |
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
925 if (sslerr == SSL_ERROR_WANT_READ) { |
452 | 926 |
547 | 927 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
577 | 928 "peer started SSL renegotiation"); |
473 | 929 |
930 c->read->ready = 0; | |
931 | |
932 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
933 return NGX_ERROR; | |
934 } | |
935 | |
936 /* | |
937 * we do not set the timer because there is already | |
938 * the write event timer | |
939 */ | |
940 | |
941 if (c->ssl->saved_read_handler == NULL) { | |
509 | 942 c->ssl->saved_read_handler = c->read->handler; |
943 c->read->handler = ngx_ssl_read_handler; | |
473 | 944 } |
945 | |
397
de797f3b4c27
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parents:
396
diff
changeset
|
946 return NGX_AGAIN; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
947 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
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parents:
394
diff
changeset
|
948 |
547 | 949 c->ssl->no_wait_shutdown = 1; |
950 c->ssl->no_send_shutdown = 1; | |
591 | 951 c->write->error = 1; |
543 | 952 |
547 | 953 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
|
954 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
955 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
|
956 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
957 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
958 |
489 | 959 static void |
960 ngx_ssl_read_handler(ngx_event_t *rev) | |
473 | 961 { |
962 ngx_connection_t *c; | |
963 | |
964 c = rev->data; | |
547 | 965 |
509 | 966 c->write->handler(c->write); |
473 | 967 } |
968 | |
969 | |
489 | 970 ngx_int_t |
971 ngx_ssl_shutdown(ngx_connection_t *c) | |
394
e7a68e14ccd3
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Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
972 { |
1851 | 973 int n, sslerr, mode; |
974 ngx_err_t err; | |
394
e7a68e14ccd3
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Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
975 |
577 | 976 if (c->timedout) { |
547 | 977 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
|
978 |
547 | 979 } else { |
980 mode = SSL_get_shutdown(c->ssl->connection); | |
473 | 981 |
547 | 982 if (c->ssl->no_wait_shutdown) { |
983 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
|
984 } |
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
985 |
547 | 986 if (c->ssl->no_send_shutdown) { |
987 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
|
988 } |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
989 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
990 |
547 | 991 SSL_set_shutdown(c->ssl->connection, mode); |
992 | |
1851 | 993 ngx_ssl_clear_error(c->log); |
994 | |
995 n = SSL_shutdown(c->ssl->connection); | |
996 | |
997 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_shutdown: %d", n); | |
998 | |
461 | 999 sslerr = 0; |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1000 |
1851 | 1001 /* SSL_shutdown() never return -1, on error it return 0 */ |
1002 | |
1003 if (n != 1) { | |
543 | 1004 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
|
1005 |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
1006 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
|
1007 "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
|
1008 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1009 |
1851 | 1010 if (n == 1 |
1011 || sslerr == SSL_ERROR_ZERO_RETURN | |
1012 || (sslerr == 0 && c->timedout)) | |
589 | 1013 { |
1851 | 1014 SSL_free(c->ssl->connection); |
1015 c->ssl = NULL; | |
1016 | |
1017 return NGX_OK; | |
1018 } | |
1019 | |
1020 if (sslerr == SSL_ERROR_WANT_READ || sslerr == SSL_ERROR_WANT_WRITE) { | |
577 | 1021 c->read->handler = ngx_ssl_shutdown_handler; |
589 | 1022 c->write->handler = ngx_ssl_shutdown_handler; |
577 | 1023 |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1024 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1025 return NGX_ERROR; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1026 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1027 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1028 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1029 return NGX_ERROR; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1030 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1031 |
1851 | 1032 if (sslerr == SSL_ERROR_WANT_READ) { |
589 | 1033 ngx_add_timer(c->read, 30000); |
1034 } | |
1035 | |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1036 return NGX_AGAIN; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1037 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1038 |
591 | 1039 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
1040 | |
1041 ngx_ssl_connection_error(c, sslerr, err, "SSL_shutdown() failed"); | |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
1042 |
543 | 1043 SSL_free(c->ssl->connection); |
1044 c->ssl = NULL; | |
1045 | |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1046 return NGX_ERROR; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1047 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
1048 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
1049 |
547 | 1050 static void |
577 | 1051 ngx_ssl_shutdown_handler(ngx_event_t *ev) |
1052 { | |
1053 ngx_connection_t *c; | |
1054 ngx_connection_handler_pt handler; | |
1055 | |
1056 c = ev->data; | |
1057 handler = c->ssl->handler; | |
1058 | |
1059 if (ev->timedout) { | |
1060 c->timedout = 1; | |
1061 } | |
1062 | |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1063 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "SSL shutdown handler"); |
577 | 1064 |
1065 if (ngx_ssl_shutdown(c) == NGX_AGAIN) { | |
1066 return; | |
1067 } | |
1068 | |
1069 handler(c); | |
1070 } | |
1071 | |
1072 | |
1073 static void | |
547 | 1074 ngx_ssl_connection_error(ngx_connection_t *c, int sslerr, ngx_err_t err, |
1075 char *text) | |
1076 { | |
1077 ngx_uint_t level; | |
1078 | |
1079 level = NGX_LOG_CRIT; | |
1080 | |
1081 if (sslerr == SSL_ERROR_SYSCALL) { | |
1082 | |
1083 if (err == NGX_ECONNRESET | |
1084 || err == NGX_EPIPE | |
1085 || err == NGX_ENOTCONN | |
589 | 1086 #if !(NGX_CRIT_ETIMEDOUT) |
1087 || err == NGX_ETIMEDOUT | |
1088 #endif | |
547 | 1089 || err == NGX_ECONNREFUSED |
1090 || err == NGX_EHOSTUNREACH) | |
1091 { | |
1092 switch (c->log_error) { | |
1093 | |
1094 case NGX_ERROR_IGNORE_ECONNRESET: | |
1095 case NGX_ERROR_INFO: | |
1096 level = NGX_LOG_INFO; | |
1097 break; | |
1098 | |
1099 case NGX_ERROR_ERR: | |
1100 level = NGX_LOG_ERR; | |
1101 break; | |
1102 | |
1103 default: | |
1104 break; | |
1105 } | |
1106 } | |
1107 } | |
1108 | |
1109 ngx_ssl_error(level, c->log, err, text); | |
1110 } | |
1111 | |
1112 | |
1851 | 1113 static void |
1114 ngx_ssl_clear_error(ngx_log_t *log) | |
1115 { | |
1116 if (ERR_peek_error()) { | |
1117 ngx_ssl_error(NGX_LOG_ALERT, log, 0, "ignoring stale global SSL error"); | |
1118 } | |
1119 } | |
1120 | |
1121 | |
583 | 1122 void ngx_cdecl |
489 | 1123 ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, ngx_err_t err, char *fmt, ...) |
577 | 1124 { |
547 | 1125 u_long n; |
1126 va_list args; | |
461 | 1127 u_char errstr[NGX_MAX_CONF_ERRSTR], *p, *last; |
1128 | |
1129 last = errstr + NGX_MAX_CONF_ERRSTR; | |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1130 |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1131 va_start(args, fmt); |
461 | 1132 p = ngx_vsnprintf(errstr, sizeof(errstr) - 1, fmt, args); |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1133 va_end(args); |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
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diff
changeset
|
1134 |
547 | 1135 p = ngx_cpystrn(p, (u_char *) " (SSL:", last - p); |
1136 | |
583 | 1137 while (p < last) { |
1138 | |
1139 n = ERR_get_error(); | |
1140 | |
1141 if (n == 0) { | |
1142 break; | |
1143 } | |
547 | 1144 |
1145 *p++ = ' '; | |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
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parents:
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|
1146 |
547 | 1147 ERR_error_string_n(n, (char *) p, last - p); |
1148 | |
1149 while (p < last && *p) { | |
1150 p++; | |
1151 } | |
1152 } | |
393
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nginx-0.0.7-2004-07-15-20:35:51 import
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|
1153 |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
1154 ngx_log_error(level, log, err, "%s)", errstr); |
393
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nginx-0.0.7-2004-07-15-20:35:51 import
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|
1155 } |
509 | 1156 |
1157 | |
974
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1158 ngx_int_t |
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1159 ngx_ssl_session_cache(ngx_ssl_t *ssl, ngx_str_t *sess_ctx, |
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1160 ssize_t builtin_session_cache, ngx_shm_zone_t *shm_zone, time_t timeout) |
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1161 { |
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|
1162 long cache_mode; |
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1163 |
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|
1164 cache_mode = SSL_SESS_CACHE_SERVER; |
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1165 |
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|
1166 if (shm_zone && builtin_session_cache == NGX_SSL_NO_BUILTIN_SCACHE) { |
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|
1167 cache_mode |= SSL_SESS_CACHE_NO_INTERNAL; |
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1168 } |
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1169 |
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1170 SSL_CTX_set_session_cache_mode(ssl->ctx, cache_mode); |
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1171 |
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1172 SSL_CTX_set_session_id_context(ssl->ctx, sess_ctx->data, sess_ctx->len); |
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1173 |
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1174 if (builtin_session_cache != NGX_SSL_NO_BUILTIN_SCACHE) { |
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1175 |
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1176 if (builtin_session_cache != NGX_SSL_DFLT_BUILTIN_SCACHE) { |
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1177 SSL_CTX_sess_set_cache_size(ssl->ctx, builtin_session_cache); |
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1178 } |
1015
32ebb6b13ff3
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parents:
1014
diff
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|
1179 } |
974
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1180 |
1015
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1014
diff
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|
1181 SSL_CTX_set_timeout(ssl->ctx, timeout); |
974
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|
1182 |
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|
1183 if (shm_zone) { |
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1184 shm_zone->init = ngx_ssl_session_cache_init; |
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|
1185 |
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|
1186 SSL_CTX_sess_set_new_cb(ssl->ctx, ngx_ssl_new_session); |
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|
1187 SSL_CTX_sess_set_get_cb(ssl->ctx, ngx_ssl_get_cached_session); |
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1188 SSL_CTX_sess_set_remove_cb(ssl->ctx, ngx_ssl_remove_session); |
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|
1189 |
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|
1190 if (SSL_CTX_set_ex_data(ssl->ctx, ngx_ssl_session_cache_index, shm_zone) |
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diff
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|
1191 == 0) |
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|
1192 { |
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1193 ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0, |
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1194 "SSL_CTX_set_ex_data() failed"); |
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|
1195 return NGX_ERROR; |
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1196 } |
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1197 } |
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1198 |
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1199 return NGX_OK; |
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1200 } |
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|
1201 |
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1202 |
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changeset
|
1203 static ngx_int_t |
993
1b9a4d92173f
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diff
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|
1204 ngx_ssl_session_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
974
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1205 { |
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1206 ngx_slab_pool_t *shpool; |
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1207 ngx_rbtree_node_t *sentinel; |
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1208 ngx_ssl_session_cache_t *cache; |
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1209 |
993
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diff
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|
1210 if (data) { |
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diff
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|
1211 shm_zone->data = data; |
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diff
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|
1212 return NGX_OK; |
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989
diff
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|
1213 } |
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1214 |
974
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|
1215 shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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1216 |
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1217 cache = ngx_slab_alloc(shpool, sizeof(ngx_ssl_session_cache_t)); |
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1218 if (cache == NULL) { |
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1219 return NGX_ERROR; |
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1220 } |
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1221 |
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1222 cache->session_cache_head.prev = NULL; |
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1223 cache->session_cache_head.next = &cache->session_cache_tail; |
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1224 |
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1225 cache->session_cache_tail.prev = &cache->session_cache_head; |
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1226 cache->session_cache_tail.next = NULL; |
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1227 |
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1228 cache->session_rbtree = ngx_slab_alloc(shpool, sizeof(ngx_rbtree_t)); |
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1229 if (cache->session_rbtree == NULL) { |
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1230 return NGX_ERROR; |
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1231 } |
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1232 |
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1233 sentinel = ngx_slab_alloc(shpool, sizeof(ngx_rbtree_node_t)); |
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1234 if (sentinel == NULL) { |
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1235 return NGX_ERROR; |
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1236 } |
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|
1237 |
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1238 ngx_rbtree_sentinel_init(sentinel); |
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1239 |
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1240 cache->session_rbtree->root = sentinel; |
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1241 cache->session_rbtree->sentinel = sentinel; |
1027
ff07ccfaad50
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parents:
1025
diff
changeset
|
1242 cache->session_rbtree->insert = ngx_ssl_session_rbtree_insert_value; |
974
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1243 |
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1244 shm_zone->data = cache; |
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1245 |
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|
1246 return NGX_OK; |
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|
1247 } |
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1248 |
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|
1249 |
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|
1250 /* |
1014
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1013
diff
changeset
|
1251 * The length of the session id is 16 bytes for SSLv2 sessions and |
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1013
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1252 * between 1 and 32 bytes for SSLv3/TLSv1, typically 32 bytes. |
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1253 * It seems that the typical length of the external ASN1 representation |
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1013
diff
changeset
|
1254 * of a session is 118 or 119 bytes for SSLv3/TSLv1. |
1017
ee25c79bea34
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1015
diff
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|
1255 * |
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diff
changeset
|
1256 * Thus on 32-bit platforms we allocate separately an rbtree node, |
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diff
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|
1257 * a session id, and an ASN1 representation, they take accordingly |
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diff
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|
1258 * 64, 32, and 128 bytes. |
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diff
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|
1259 * |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1260 * 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
|
1261 * 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
|
1262 * |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1263 * 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
|
1264 * 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
|
1265 */ |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1266 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1267 static int |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1268 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
|
1269 { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1270 int len; |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1271 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
|
1272 uint32_t hash; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1273 SSL_CTX *ssl_ctx; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1274 ngx_time_t *tp; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1275 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
|
1276 ngx_connection_t *c; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1277 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
|
1278 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
|
1279 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
|
1280 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
|
1281 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1282 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
|
1283 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1284 /* 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
|
1285 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1286 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
|
1287 return 0; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1288 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1289 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1290 p = buf; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1291 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
|
1292 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1293 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
|
1294 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1295 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
|
1296 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
|
1297 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1298 cache = shm_zone->data; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1299 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
|
1300 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1301 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
|
1302 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1303 /* 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
|
1304 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
|
1305 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1306 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
|
1307 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1308 if (cached_sess == NULL) { |
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 /* 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
|
1311 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1312 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
|
1313 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1314 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
|
1315 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1316 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
|
1317 sess_id = NULL; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1318 goto failed; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1319 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1320 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1321 |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1322 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
|
1323 if (sess_id == NULL) { |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1324 goto failed; |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1325 } |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1326 |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1327 #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
|
1328 |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1329 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
|
1330 |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1331 #else |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1332 |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1333 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
|
1334 if (id == NULL) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1335 goto failed; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1336 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1337 |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1338 #endif |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1339 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1340 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
|
1341 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1342 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
|
1343 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1344 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
|
1345 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1346 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
|
1347 "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
|
1348 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
|
1349 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1350 tp = ngx_timeofday(); |
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1351 |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1352 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
|
1353 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
|
1354 sess_id->id = id; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1355 sess_id->len = len; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1356 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
|
1357 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1358 sess_id->expire = tp->sec + 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
|
1359 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1360 sess_id->next = cache->session_cache_head.next; |
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1361 sess_id->next->prev = sess_id; |
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1362 sess_id->prev = &cache->session_cache_head; |
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1363 cache->session_cache_head.next = sess_id; |
974
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 ngx_rbtree_insert(cache->session_rbtree, &sess_id->node); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1366 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1367 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
|
1368 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1369 return 0; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1370 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1371 failed: |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1372 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1373 if (cached_sess) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1374 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
|
1375 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1376 |
1017
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1377 if (sess_id) { |
ee25c79bea34
optimize the SSL session cache allocations on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1015
diff
changeset
|
1378 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
|
1379 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1380 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1381 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
|
1382 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1383 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
|
1384 "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
|
1385 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1386 return 0; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1387 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1388 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1389 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1390 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
|
1391 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
|
1392 int *copy) |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1393 { |
989
5595e47d4f17
d2i_SSL_SESSION() was changed in 0.9.7f
Igor Sysoev <igor@sysoev.ru>
parents:
974
diff
changeset
|
1394 #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
|
1395 const |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1396 #endif |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1397 u_char *p; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1398 uint32_t hash; |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1399 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
|
1400 ngx_time_t *tp; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1401 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
|
1402 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
|
1403 ngx_connection_t *c; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1404 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
|
1405 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
|
1406 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
|
1407 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
|
1408 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
|
1409 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1410 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
|
1411 |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1412 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
|
1413 *copy = 0; |
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_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
|
1416 "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
|
1417 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1418 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
|
1419 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
|
1420 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1421 cache = shm_zone->data; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1422 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1423 if (cache->session_rbtree == NULL) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1424 return NULL; |
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 sess = NULL; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1428 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1429 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
|
1430 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1431 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
|
1432 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1433 node = cache->session_rbtree->root; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1434 sentinel = cache->session_rbtree->sentinel; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1435 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1436 while (node != sentinel) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1437 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1438 if (hash < node->key) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1439 node = node->left; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1440 continue; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1441 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1442 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1443 if (hash > node->key) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1444 node = node->right; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1445 continue; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1446 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1447 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1448 /* hash == node->key */ |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1449 |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1450 do { |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1451 sess_id = (ngx_ssl_sess_id_t *) node; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1452 |
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1027
diff
changeset
|
1453 rc = ngx_memn2cmp(id, sess_id->id, |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1454 (size_t) len, (size_t) node->data); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1455 if (rc == 0) { |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1456 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1457 tp = ngx_timeofday(); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1458 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1459 if (sess_id->expire > tp->sec) { |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1460 ngx_memcpy(buf, sess_id->session, sess_id->len); |
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 ngx_shmtx_unlock(&shpool->mutex); |
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 p = buf; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1465 sess = d2i_SSL_SESSION(NULL, &p, sess_id->len); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1466 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1467 return sess; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1468 } |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1469 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1470 sess_id->next->prev = sess_id->prev; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1471 sess_id->prev->next = sess_id->next; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1472 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1473 ngx_rbtree_delete(cache->session_rbtree, node); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1474 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1475 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
|
1476 #if (NGX_PTR_SIZE == 4) |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1477 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
|
1478 #endif |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1479 ngx_slab_free_locked(shpool, sess_id); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1480 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1481 sess = NULL; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1482 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1483 goto done; |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1484 } |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1485 |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1486 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
|
1487 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1488 } 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
|
1489 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1490 break; |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1491 } |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1492 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1493 done: |
974
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 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
|
1496 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1497 return sess; |
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 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1500 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1501 static void |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1502 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
|
1503 { |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1504 size_t len; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1505 u_char *id; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1506 uint32_t hash; |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1507 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
|
1508 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
|
1509 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
|
1510 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
|
1511 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
|
1512 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
|
1513 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1514 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
|
1515 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1516 cache = shm_zone->data; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1517 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1518 id = sess->session_id; |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1519 len = (size_t) sess->session_id_length; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1520 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1521 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
|
1522 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1523 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
|
1524 "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
|
1525 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1526 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
|
1527 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1528 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
|
1529 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1530 node = cache->session_rbtree->root; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1531 sentinel = cache->session_rbtree->sentinel; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1532 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1533 while (node != sentinel) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1534 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1535 if (hash < node->key) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1536 node = node->left; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1537 continue; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1538 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1539 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1540 if (hash > node->key) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1541 node = node->right; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1542 continue; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1543 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1544 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1545 /* hash == node->key */ |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1546 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1547 do { |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1548 sess_id = (ngx_ssl_sess_id_t *) node; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1549 |
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1027
diff
changeset
|
1550 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
|
1551 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1552 if (rc == 0) { |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1553 sess_id->next->prev = sess_id->prev; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1554 sess_id->prev->next = sess_id->next; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1555 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1556 ngx_rbtree_delete(cache->session_rbtree, node); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1557 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1558 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
|
1559 #if (NGX_PTR_SIZE == 4) |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1560 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
|
1561 #endif |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1562 ngx_slab_free_locked(shpool, sess_id); |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1563 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1564 goto done; |
1025 | 1565 } |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1566 |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1567 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
|
1568 |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1569 } 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
|
1570 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1571 break; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1572 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1573 |
1013
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1574 done: |
7dd987e09701
stop rbtree search early if equal hash was found
Igor Sysoev <igor@sysoev.ru>
parents:
993
diff
changeset
|
1575 |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1576 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
|
1577 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1578 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1579 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1580 static void |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1581 ngx_ssl_expire_sessions(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
|
1582 ngx_slab_pool_t *shpool, ngx_uint_t n) |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1583 { |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1584 ngx_time_t *tp; |
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1585 ngx_ssl_sess_id_t *sess_id; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1586 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1587 tp = ngx_timeofday(); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1588 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1589 while (n < 3) { |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1590 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1591 sess_id = cache->session_cache_tail.prev; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1592 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1593 if (sess_id == &cache->session_cache_head) { |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1594 return; |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1595 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1596 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1597 if (n++ != 0 && sess_id->expire > tp->sec) { |
1448 | 1598 return; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1599 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1600 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1601 sess_id->next->prev = sess_id->prev; |
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1602 sess_id->prev->next = sess_id->next; |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1603 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1604 ngx_rbtree_delete(cache->session_rbtree, &sess_id->node); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1605 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1606 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ngx_cycle->log, 0, |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1607 "expire session: %08Xi", sess_id->node.key); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1608 |
1014
5ffd76a9ccf3
optimize the SSL session cache allocations
Igor Sysoev <igor@sysoev.ru>
parents:
1013
diff
changeset
|
1609 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
|
1610 #if (NGX_PTR_SIZE == 4) |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1611 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
|
1612 #endif |
974
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1613 ngx_slab_free_locked(shpool, sess_id); |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1614 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1615 } |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1616 |
8dfb3aa75de2
move the session cache callbacks to the ngx_openssl_module
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
1617 |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1618 static void |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1619 ngx_ssl_session_rbtree_insert_value(ngx_rbtree_node_t *temp, |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1620 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1621 { |
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fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1622 ngx_ssl_sess_id_t *sess_id, *sess_id_temp; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1623 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1624 for ( ;; ) { |
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fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1625 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1626 if (node->key < temp->key) { |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1627 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1628 if (temp->left == sentinel) { |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1629 temp->left = node; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1630 break; |
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fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1631 } |
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fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1632 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1633 temp = temp->left; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1634 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1635 } else if (node->key > temp->key) { |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1636 |
1043
7073b87fa8e9
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1029
diff
changeset
|
1637 if (temp->right == sentinel) { |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1638 temp->right = node; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1639 break; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1640 } |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1641 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1642 temp = temp->right; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1643 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1644 } else { /* node->key == temp->key */ |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1645 |
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fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1646 sess_id = (ngx_ssl_sess_id_t *) node; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1647 sess_id_temp = (ngx_ssl_sess_id_t *) temp; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1648 |
1029
ce08bc4cb97b
ngx_strn2cmp() > ngx_memn2cmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1027
diff
changeset
|
1649 if (ngx_memn2cmp(sess_id->id, sess_id_temp->id, |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1650 (size_t) node->data, (size_t) temp->data) |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1651 < 0) |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1652 { |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1653 if (temp->left == sentinel) { |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1654 temp->left = node; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1655 break; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1656 } |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1657 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1658 temp = temp->left; |
1043
7073b87fa8e9
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1029
diff
changeset
|
1659 |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1660 } else { |
1043
7073b87fa8e9
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1029
diff
changeset
|
1661 |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1662 if (temp->right == sentinel) { |
ff07ccfaad50
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1663 temp->right = node; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1664 break; |
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1665 } |
ff07ccfaad50
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1666 |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1667 temp = temp->right; |
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1668 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1669 } |
ff07ccfaad50
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1670 } |
ff07ccfaad50
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1671 |
ff07ccfaad50
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1672 node->parent = temp; |
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1673 node->left = sentinel; |
ff07ccfaad50
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1674 node->right = sentinel; |
ff07ccfaad50
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Igor Sysoev <igor@sysoev.ru>
parents:
1025
diff
changeset
|
1675 ngx_rbt_red(node); |
1043
7073b87fa8e9
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1029
diff
changeset
|
1676 } |
1027
ff07ccfaad50
fix duplicate rbtree keys case
Igor Sysoev <igor@sysoev.ru>
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1025
diff
changeset
|
1677 |
ff07ccfaad50
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1678 |
509 | 1679 void |
1680 ngx_ssl_cleanup_ctx(void *data) | |
1681 { | |
589 | 1682 ngx_ssl_t *ssl = data; |
509 | 1683 |
589 | 1684 SSL_CTX_free(ssl->ctx); |
509 | 1685 } |
541 | 1686 |
1687 | |
671 | 1688 ngx_int_t |
1689 ngx_ssl_get_protocol(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
611 | 1690 { |
671 | 1691 s->data = (u_char *) SSL_get_version(c->ssl->connection); |
1692 return NGX_OK; | |
611 | 1693 } |
1694 | |
1695 | |
671 | 1696 ngx_int_t |
1697 ngx_ssl_get_cipher_name(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
611 | 1698 { |
671 | 1699 s->data = (u_char *) SSL_get_cipher_name(c->ssl->connection); |
1700 return NGX_OK; | |
611 | 1701 } |
1702 | |
1703 | |
647 | 1704 ngx_int_t |
1705 ngx_ssl_get_subject_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
1706 { | |
1707 char *p; | |
1708 size_t len; | |
1709 X509 *cert; | |
1710 X509_NAME *name; | |
1711 | |
1712 s->len = 0; | |
1713 | |
1714 cert = SSL_get_peer_certificate(c->ssl->connection); | |
1715 if (cert == NULL) { | |
1716 return NGX_OK; | |
1717 } | |
1718 | |
1719 name = X509_get_subject_name(cert); | |
1720 if (name == NULL) { | |
1721 return NGX_ERROR; | |
1722 } | |
1723 | |
1724 p = X509_NAME_oneline(name, NULL, 0); | |
1725 | |
1726 for (len = 0; p[len]; len++) { /* void */ } | |
1727 | |
1728 s->len = len; | |
1729 s->data = ngx_palloc(pool, len); | |
1730 if (s->data == NULL) { | |
1731 OPENSSL_free(p); | |
1732 return NGX_ERROR; | |
1733 } | |
1734 | |
1735 ngx_memcpy(s->data, p, len); | |
1736 | |
1737 OPENSSL_free(p); | |
1738 | |
1739 return NGX_OK; | |
1740 } | |
1741 | |
1742 | |
1743 ngx_int_t | |
1744 ngx_ssl_get_issuer_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
1745 { | |
1746 char *p; | |
1747 size_t len; | |
1748 X509 *cert; | |
1749 X509_NAME *name; | |
1750 | |
1751 s->len = 0; | |
1752 | |
1753 cert = SSL_get_peer_certificate(c->ssl->connection); | |
1754 if (cert == NULL) { | |
1755 return NGX_OK; | |
1756 } | |
1757 | |
1758 name = X509_get_issuer_name(cert); | |
1759 if (name == NULL) { | |
1760 return NGX_ERROR; | |
1761 } | |
1762 | |
1763 p = X509_NAME_oneline(name, NULL, 0); | |
1764 | |
1765 for (len = 0; p[len]; len++) { /* void */ } | |
1766 | |
1767 s->len = len; | |
1768 s->data = ngx_palloc(pool, len); | |
1769 if (s->data == NULL) { | |
1770 OPENSSL_free(p); | |
1771 return NGX_ERROR; | |
1772 } | |
1773 | |
1774 ngx_memcpy(s->data, p, len); | |
1775 | |
1776 OPENSSL_free(p); | |
1777 | |
1778 return NGX_OK; | |
1779 } | |
1780 | |
1781 | |
671 | 1782 ngx_int_t |
1783 ngx_ssl_get_serial_number(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s) | |
1784 { | |
1785 size_t len; | |
1786 X509 *cert; | |
1787 BIO *bio; | |
1788 | |
1789 s->len = 0; | |
1790 | |
1791 cert = SSL_get_peer_certificate(c->ssl->connection); | |
1792 if (cert == NULL) { | |
1793 return NGX_OK; | |
1794 } | |
1795 | |
1796 bio = BIO_new(BIO_s_mem()); | |
1797 if (bio == NULL) { | |
1798 return NGX_ERROR; | |
1799 } | |
1800 | |
1801 i2a_ASN1_INTEGER(bio, X509_get_serialNumber(cert)); | |
1802 len = BIO_pending(bio); | |
1803 | |
1804 s->len = len; | |
1805 s->data = ngx_palloc(pool, len); | |
1806 if (s->data == NULL) { | |
1807 BIO_free(bio); | |
1808 return NGX_ERROR; | |
1809 } | |
1810 | |
1811 BIO_read(bio, s->data, len); | |
1812 BIO_free(bio); | |
1813 | |
1814 return NGX_OK; | |
1815 } | |
1816 | |
1817 | |
541 | 1818 static void * |
1819 ngx_openssl_create_conf(ngx_cycle_t *cycle) | |
1820 { | |
1821 ngx_openssl_conf_t *oscf; | |
577 | 1822 |
541 | 1823 oscf = ngx_pcalloc(cycle->pool, sizeof(ngx_openssl_conf_t)); |
1824 if (oscf == NULL) { | |
1825 return NGX_CONF_ERROR; | |
1826 } | |
577 | 1827 |
541 | 1828 /* |
1829 * set by ngx_pcalloc(): | |
577 | 1830 * |
541 | 1831 * oscf->engine.len = 0; |
1832 * oscf->engine.data = NULL; | |
577 | 1833 */ |
541 | 1834 |
1835 return oscf; | |
1836 } | |
1837 | |
1838 | |
1839 static char * | |
1840 ngx_openssl_init_conf(ngx_cycle_t *cycle, void *conf) | |
1841 { | |
1842 #if (NGX_SSL_ENGINE) | |
1843 ngx_openssl_conf_t *oscf = conf; | |
571 | 1844 |
541 | 1845 ENGINE *engine; |
1846 | |
1847 if (oscf->engine.len == 0) { | |
1848 return NGX_CONF_OK; | |
1849 } | |
577 | 1850 |
541 | 1851 engine = ENGINE_by_id((const char *) oscf->engine.data); |
1852 | |
1853 if (engine == NULL) { | |
1854 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
1855 "ENGINE_by_id(\"%V\") failed", &oscf->engine); | |
1856 return NGX_CONF_ERROR; | |
1857 } | |
1858 | |
1859 if (ENGINE_set_default(engine, ENGINE_METHOD_ALL) == 0) { | |
1860 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
1861 "ENGINE_set_default(\"%V\", ENGINE_METHOD_ALL) failed", | |
1862 &oscf->engine); | |
1863 return NGX_CONF_ERROR; | |
1864 } | |
1865 | |
1866 ENGINE_free(engine); | |
1867 | |
1868 #endif | |
1869 | |
1870 return NGX_CONF_OK; | |
1871 } | |
1872 | |
1873 | |
1874 #if !(NGX_SSL_ENGINE) | |
1875 | |
1876 static char * | |
1877 ngx_openssl_noengine(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1878 { | |
1879 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
563 | 1880 "\"ssl_engine\" directive is available only in " |
1881 "OpenSSL 0.9.7 and higher,"); | |
541 | 1882 |
1883 return NGX_CONF_ERROR; | |
1884 } | |
1885 | |
1886 #endif | |
571 | 1887 |
1888 | |
1889 static void | |
1890 ngx_openssl_exit(ngx_cycle_t *cycle) | |
1891 { | |
1892 #if (NGX_SSL_ENGINE) | |
1893 ENGINE_cleanup(); | |
1894 #endif | |
1895 } |