Mercurial > hg > nginx
annotate src/event/ngx_event_openssl.c @ 541:b09ee85d0ac8 release-0.1.45
nginx-0.1.45-RELEASE import
*) Change: the "ssl_engine" directive was canceled in the
ngx_http_ssl_module and now is introduced at global level.
*) Bugfix: the responses with SSI subrequests did not transferred via
SSL connection.
*) Various bug fixes in the IMAP/POP3 proxy.
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 08 Sep 2005 14:36:09 +0000 |
| parents | 371c1cee100d |
| children | 511a89da35ad |
| 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 |
| 489 | 17 static ngx_int_t ngx_ssl_handle_recv(ngx_connection_t *c, int n); |
| 473 | 18 static void ngx_ssl_write_handler(ngx_event_t *wev); |
| 19 static void ngx_ssl_read_handler(ngx_event_t *rev); | |
| 541 | 20 static void *ngx_openssl_create_conf(ngx_cycle_t *cycle); |
| 21 static char *ngx_openssl_init_conf(ngx_cycle_t *cycle, void *conf); | |
| 22 | |
| 23 #if !(NGX_SSL_ENGINE) | |
| 24 static char *ngx_openssl_noengine(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 25 void *conf); | |
| 26 #endif | |
| 27 | |
| 28 | |
| 29 static ngx_command_t ngx_openssl_commands[] = { | |
| 30 | |
| 31 { ngx_string("ssl_engine"), | |
| 32 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
| 33 #if (NGX_SSL_ENGINE) | |
| 34 ngx_conf_set_str_slot, | |
| 35 #else | |
| 36 ngx_openssl_noengine, | |
| 37 #endif | |
| 38 0, | |
| 39 offsetof(ngx_openssl_conf_t, engine), | |
| 40 NULL }, | |
| 41 | |
| 42 ngx_null_command | |
| 43 }; | |
| 44 | |
| 45 | |
| 46 static ngx_core_module_t ngx_openssl_module_ctx = { | |
| 47 ngx_string("openssl"), | |
| 48 ngx_openssl_create_conf, | |
| 49 ngx_openssl_init_conf | |
| 50 }; | |
| 51 | |
| 52 | |
| 53 ngx_module_t ngx_openssl_module = { | |
| 54 NGX_MODULE_V1, | |
| 55 &ngx_openssl_module_ctx, /* module context */ | |
| 56 ngx_openssl_commands, /* module directives */ | |
| 57 NGX_CORE_MODULE, /* module type */ | |
| 58 NULL, /* init master */ | |
| 59 NULL, /* init module */ | |
| 60 NULL, /* init process */ | |
| 61 NULL, /* init thread */ | |
| 62 NULL, /* exit thread */ | |
| 63 NULL, /* exit process */ | |
| 64 NULL, /* exit master */ | |
| 65 NGX_MODULE_V1_PADDING | |
| 66 }; | |
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67 |
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68 |
| 489 | 69 ngx_int_t |
| 70 ngx_ssl_init(ngx_log_t *log) | |
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71 { |
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72 SSL_library_init(); |
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73 SSL_load_error_strings(); |
| 541 | 74 |
| 75 #if (NGX_SSL_ENGINE) | |
| 479 | 76 ENGINE_load_builtin_engines(); |
| 541 | 77 #endif |
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78 |
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79 return NGX_OK; |
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80 } |
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81 |
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82 |
| 489 | 83 ngx_int_t |
| 84 ngx_ssl_create_session(ngx_ssl_ctx_t *ssl_ctx, ngx_connection_t *c, | |
| 85 ngx_uint_t flags) | |
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86 { |
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87 ngx_ssl_t *ssl; |
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88 |
| 501 | 89 ssl = ngx_pcalloc(c->pool, sizeof(ngx_ssl_t)); |
| 90 if (ssl == NULL) { | |
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91 return NGX_ERROR; |
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92 } |
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93 |
| 501 | 94 ssl->buf = ngx_create_temp_buf(c->pool, NGX_SSL_BUFSIZE); |
| 95 if (ssl->buf == NULL) { | |
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96 return NGX_ERROR; |
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97 } |
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98 |
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99 if (flags & NGX_SSL_BUFFER) { |
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100 ssl->buffer = 1; |
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101 } |
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102 |
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103 ssl->ssl = SSL_new(ssl_ctx); |
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104 |
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105 if (ssl->ssl == NULL) { |
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106 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_new() failed"); |
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107 return NGX_ERROR; |
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108 } |
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109 |
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110 if (SSL_set_fd(ssl->ssl, c->fd) == 0) { |
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111 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_fd() failed"); |
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112 return NGX_ERROR; |
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113 } |
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114 |
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115 SSL_set_accept_state(ssl->ssl); |
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116 |
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117 c->ssl = ssl; |
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118 |
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119 return NGX_OK; |
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120 } |
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121 |
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122 |
| 489 | 123 ssize_t |
| 124 ngx_ssl_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
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125 { |
| 489 | 126 int n, bytes; |
| 127 | |
| 128 if (c->ssl->last == NGX_ERROR) { | |
| 129 return NGX_ERROR; | |
| 130 } | |
| 131 | |
| 132 bytes = 0; | |
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133 |
| 489 | 134 /* |
| 135 * SSL_read() may return data in parts, so try to read | |
| 136 * until SSL_read() would return no data | |
| 137 */ | |
| 138 | |
| 139 for ( ;; ) { | |
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140 |
| 489 | 141 n = SSL_read(c->ssl->ssl, buf, size); |
| 142 | |
| 143 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_read: %d", n); | |
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144 |
| 489 | 145 if (n > 0) { |
| 146 | |
| 147 bytes += n; | |
| 479 | 148 |
| 149 #if (NGX_DEBUG) | |
| 150 | |
| 489 | 151 if (!c->ssl->handshaked && SSL_is_init_finished(c->ssl->ssl)) { |
| 152 char buf[129], *s, *d; | |
| 153 SSL_CIPHER *cipher; | |
| 479 | 154 |
| 489 | 155 c->ssl->handshaked = 1; |
| 156 | |
| 157 cipher = SSL_get_current_cipher(c->ssl->ssl); | |
| 158 | |
| 159 if (cipher) { | |
| 160 SSL_CIPHER_description(cipher, &buf[1], 128); | |
| 479 | 161 |
| 489 | 162 for (s = &buf[1], d = buf; *s; s++) { |
| 163 if (*s == ' ' && *d == ' ') { | |
| 164 continue; | |
| 165 } | |
| 479 | 166 |
| 491 | 167 if (*s == LF || *s == CR) { |
| 489 | 168 continue; |
| 169 } | |
| 479 | 170 |
| 489 | 171 *++d = *s; |
| 479 | 172 } |
| 173 | |
| 489 | 174 if (*d != ' ') { |
| 175 d++; | |
| 479 | 176 } |
| 177 | |
| 489 | 178 *d = '\0'; |
| 479 | 179 |
| 489 | 180 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 181 "SSL cipher: \"%s\"", &buf[1]); | |
| 182 } else { | |
| 183 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
| 184 "SSL no shared ciphers"); | |
| 479 | 185 } |
| 489 | 186 } |
| 187 #endif | |
| 479 | 188 |
| 489 | 189 } |
| 190 | |
| 191 c->ssl->last = ngx_ssl_handle_recv(c, n); | |
| 192 | |
| 193 if (c->ssl->last != NGX_OK) { | |
| 479 | 194 |
| 489 | 195 if (bytes) { |
| 196 return bytes; | |
| 197 | |
| 479 | 198 } else { |
| 489 | 199 return c->ssl->last; |
| 479 | 200 } |
| 201 } | |
| 202 | |
| 489 | 203 size -= n; |
| 204 | |
| 205 if (size == 0) { | |
| 206 return bytes; | |
| 207 } | |
| 208 | |
| 209 buf += n; | |
| 210 } | |
| 211 } | |
| 212 | |
| 213 | |
| 214 static ngx_int_t | |
| 215 ngx_ssl_handle_recv(ngx_connection_t *c, int n) | |
| 216 { | |
| 217 int sslerr; | |
| 218 ngx_err_t err; | |
| 219 char *handshake; | |
| 220 | |
| 221 if (n > 0) { | |
| 479 | 222 |
| 473 | 223 if (c->ssl->saved_write_handler) { |
| 224 | |
| 509 | 225 c->write->handler = c->ssl->saved_write_handler; |
| 473 | 226 c->ssl->saved_write_handler = NULL; |
| 227 c->write->ready = 1; | |
| 228 | |
| 229 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 230 return NGX_ERROR; | |
| 231 } | |
| 232 | |
| 233 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) { | |
| 234 return NGX_ERROR; | |
| 235 } | |
| 236 | |
| 237 ngx_post_event(c->write); | |
| 238 | |
| 239 ngx_mutex_unlock(ngx_posted_events_mutex); | |
| 240 } | |
| 241 | |
| 489 | 242 return NGX_OK; |
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243 } |
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244 |
| 452 | 245 if (!SSL_is_init_finished(c->ssl->ssl)) { |
| 461 | 246 handshake = " in SSL handshake"; |
| 452 | 247 |
| 248 } else { | |
| 249 handshake = ""; | |
| 250 } | |
| 251 | |
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252 sslerr = SSL_get_error(c->ssl->ssl, n); |
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253 |
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254 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
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255 |
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256 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); |
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257 |
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258 if (sslerr == SSL_ERROR_WANT_READ) { |
| 455 | 259 c->read->ready = 0; |
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260 return NGX_AGAIN; |
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261 } |
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nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
262 |
|
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
263 if (sslerr == SSL_ERROR_WANT_WRITE) { |
| 539 | 264 |
| 265 ngx_log_error(NGX_LOG_INFO, c->log, err, | |
| 266 "client does SSL %shandshake", | |
| 267 SSL_is_init_finished(c->ssl->ssl) ? "re" : ""); | |
| 473 | 268 |
| 269 c->write->ready = 0; | |
| 270 | |
| 271 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 272 return NGX_ERROR; | |
| 273 } | |
| 274 | |
| 275 /* | |
| 276 * we do not set the timer because there is already the read event timer | |
| 277 */ | |
| 278 | |
| 279 if (c->ssl->saved_write_handler == NULL) { | |
| 509 | 280 c->ssl->saved_write_handler = c->write->handler; |
| 281 c->write->handler = ngx_ssl_write_handler; | |
| 473 | 282 } |
| 283 | |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
284 return NGX_AGAIN; |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
285 } |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
286 |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
287 c->ssl->no_rcv_shut = 1; |
| 473 | 288 c->ssl->no_send_shut = 1; |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
289 |
|
395
f8f0f1834266
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
290 if (sslerr == SSL_ERROR_ZERO_RETURN || ERR_peek_error() == 0) { |
|
f8f0f1834266
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
291 ngx_log_error(NGX_LOG_INFO, c->log, err, |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
292 "client closed connection%s", handshake); |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
293 |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
294 return NGX_ERROR; |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
295 } |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
296 |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
297 ngx_ssl_error(NGX_LOG_ALERT, c->log, err, |
|
f8f0f1834266
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
298 "SSL_read() failed%s", handshake); |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
299 |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
300 return NGX_ERROR; |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
301 } |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
302 |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
303 |
| 489 | 304 static void |
| 305 ngx_ssl_write_handler(ngx_event_t *wev) | |
| 473 | 306 { |
| 307 ngx_connection_t *c; | |
| 308 | |
| 309 c = wev->data; | |
| 509 | 310 c->read->handler(c->read); |
| 473 | 311 } |
| 312 | |
| 313 | |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
314 /* |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
315 * OpenSSL has no SSL_writev() so we copy several bufs into our 16K buffer |
| 473 | 316 * 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
|
317 * |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
318 * 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
|
319 * 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
|
320 */ |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
321 |
| 489 | 322 ngx_chain_t * |
| 323 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
|
324 { |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
325 int n; |
|
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
326 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
|
327 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
|
328 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
|
329 |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
330 buf = c->ssl->buf; |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
331 |
|
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
332 if (in && in->next == NULL && !c->buffered && !c->ssl->buffer) { |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
333 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
334 /* |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
335 * we avoid a buffer copy if the incoming buf is a single, |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
336 * our buffer is empty, and we do not need to buffer the output |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
337 */ |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
338 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
339 n = ngx_ssl_write(c, in->buf->pos, 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
|
340 |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
341 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
|
342 return NGX_CHAIN_ERROR; |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
343 } |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
344 |
| 513 | 345 if (n == NGX_AGAIN) { |
| 346 c->buffered = 1; | |
| 347 return in; | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
348 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
349 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
350 in->buf->pos += n; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
351 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
352 return in; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
353 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
354 |
| 473 | 355 |
| 356 /* the maximum limit size is the maximum uint32_t value - the page size */ | |
| 357 | |
| 358 if (limit == 0 || limit > NGX_MAX_UINT32_VALUE - ngx_pagesize) { | |
| 359 limit = NGX_MAX_UINT32_VALUE - ngx_pagesize; | |
| 360 } | |
| 361 | |
| 362 | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
363 send = 0; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
364 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
|
365 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
366 for ( ;; ) { |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
367 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
368 while (in && buf->last < buf->end) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
369 if (in->buf->last_buf) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
370 flush = 1; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
371 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
372 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
373 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
|
374 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
|
375 continue; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
376 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
377 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
378 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
|
379 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
380 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
|
381 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
|
382 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
383 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
384 /* |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
385 * TODO: the taking in->buf->flush into account can be |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
386 * implemented using the limit on the higher level |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
387 */ |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
388 |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
389 if (send + size > limit) { |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
390 size = limit - send; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
391 flush = 1; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
392 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
393 |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
394 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
|
395 "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
|
396 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
397 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
|
398 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
399 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
|
400 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
401 in->buf->pos += size; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
402 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
|
403 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
|
404 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
405 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
406 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
407 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
|
408 |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
409 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
|
410 break; |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
411 } |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
412 |
|
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
413 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
|
414 |
|
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
415 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
|
416 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
|
417 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
418 |
| 511 | 419 if (n == NGX_AGAIN) { |
| 420 c->buffered = 1; | |
| 421 return in; | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
422 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
423 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
424 buf->pos += n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
425 send += n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
426 c->sent += n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
427 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
428 if (n < size) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
429 break; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
430 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
431 |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
432 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
|
433 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
|
434 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
|
435 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
436 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
437 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
|
438 break; |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
439 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
440 } |
|
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
441 |
|
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
442 c->buffered = (buf->pos < buf->last) ? 1 : 0; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
443 |
|
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
444 return in; |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
445 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
446 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
447 |
| 539 | 448 ssize_t |
| 489 | 449 ngx_ssl_write(ngx_connection_t *c, u_char *data, size_t size) |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
450 { |
| 539 | 451 int n, sslerr; |
| 452 ngx_err_t err; | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
453 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
454 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL to write: %d", size); |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
455 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
456 n = SSL_write(c->ssl->ssl, data, size); |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
457 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
458 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_write: %d", n); |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
459 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
460 if (n > 0) { |
| 539 | 461 |
| 462 #if (NGX_DEBUG) | |
| 463 | |
| 464 if (!c->ssl->handshaked && SSL_is_init_finished(c->ssl->ssl)) { | |
| 465 char buf[129], *s, *d; | |
| 466 SSL_CIPHER *cipher; | |
| 467 | |
| 468 c->ssl->handshaked = 1; | |
| 469 | |
| 470 cipher = SSL_get_current_cipher(c->ssl->ssl); | |
| 471 | |
| 472 if (cipher) { | |
| 473 SSL_CIPHER_description(cipher, &buf[1], 128); | |
| 474 | |
| 475 for (s = &buf[1], d = buf; *s; s++) { | |
| 476 if (*s == ' ' && *d == ' ') { | |
| 477 continue; | |
| 478 } | |
| 479 | |
| 480 if (*s == LF || *s == CR) { | |
| 481 continue; | |
| 482 } | |
| 483 | |
| 484 *++d = *s; | |
| 485 } | |
| 486 | |
| 487 if (*d != ' ') { | |
| 488 d++; | |
| 489 } | |
| 490 | |
| 491 *d = '\0'; | |
| 492 | |
| 493 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
| 494 "SSL cipher: \"%s\"", &buf[1]); | |
| 495 } else { | |
| 496 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
| 497 "SSL no shared ciphers"); | |
| 498 } | |
| 499 } | |
| 500 #endif | |
| 501 | |
| 473 | 502 if (c->ssl->saved_read_handler) { |
| 503 | |
| 509 | 504 c->read->handler = c->ssl->saved_read_handler; |
| 473 | 505 c->ssl->saved_read_handler = NULL; |
| 506 c->read->ready = 1; | |
| 507 | |
| 508 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 509 return NGX_ERROR; | |
| 510 } | |
| 511 | |
| 512 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) { | |
| 513 return NGX_ERROR; | |
| 514 } | |
| 515 | |
| 516 ngx_post_event(c->read); | |
| 517 | |
| 518 ngx_mutex_unlock(ngx_posted_events_mutex); | |
| 519 } | |
| 520 | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
521 return n; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
522 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
523 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
524 sslerr = SSL_get_error(c->ssl->ssl, n); |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
525 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
526 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
527 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
528 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
529 |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
530 if (sslerr == SSL_ERROR_WANT_WRITE) { |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
531 c->write->ready = 0; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
532 return NGX_AGAIN; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
533 } |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
534 |
|
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
535 if (sslerr == SSL_ERROR_WANT_READ) { |
| 452 | 536 |
| 539 | 537 ngx_log_error(NGX_LOG_INFO, c->log, err, |
| 538 "client does SSL %shandshake", | |
| 539 SSL_is_init_finished(c->ssl->ssl) ? "re" : ""); | |
| 473 | 540 |
| 541 c->read->ready = 0; | |
| 542 | |
| 543 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
| 544 return NGX_ERROR; | |
| 545 } | |
| 546 | |
| 547 /* | |
| 548 * we do not set the timer because there is already | |
| 549 * the write event timer | |
| 550 */ | |
| 551 | |
| 552 if (c->ssl->saved_read_handler == NULL) { | |
| 509 | 553 c->ssl->saved_read_handler = c->read->handler; |
| 554 c->read->handler = ngx_ssl_read_handler; | |
| 473 | 555 } |
| 556 | |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
557 return NGX_AGAIN; |
|
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
558 } |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
559 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
560 c->ssl->no_rcv_shut = 1; |
| 473 | 561 c->ssl->no_send_shut = 1; |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
562 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
563 ngx_ssl_error(NGX_LOG_ALERT, c->log, 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
|
564 |
|
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
565 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
|
566 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
567 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
568 |
| 489 | 569 static void |
| 570 ngx_ssl_read_handler(ngx_event_t *rev) | |
| 473 | 571 { |
| 572 ngx_connection_t *c; | |
| 573 | |
| 574 c = rev->data; | |
| 509 | 575 c->write->handler(c->write); |
| 473 | 576 } |
| 577 | |
| 578 | |
| 489 | 579 ngx_int_t |
| 580 ngx_ssl_shutdown(ngx_connection_t *c) | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
581 { |
| 473 | 582 int n, sslerr, mode; |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
583 ngx_uint_t again; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
584 |
| 473 | 585 if (!c->ssl->shutdown_set) { |
| 586 | |
| 587 /* it seems that SSL_set_shutdown() could be called once only */ | |
| 588 | |
| 589 if (c->read->timedout) { | |
| 590 mode = SSL_RECEIVED_SHUTDOWN|SSL_SENT_SHUTDOWN; | |
|
396
6f3b20c1ac50
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Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
591 |
| 473 | 592 } else { |
| 593 mode = 0; | |
| 594 | |
| 595 if (c->ssl->no_rcv_shut) { | |
| 596 mode = SSL_RECEIVED_SHUTDOWN; | |
| 597 } | |
| 598 | |
| 599 if (c->ssl->no_send_shut) { | |
| 600 mode |= SSL_SENT_SHUTDOWN; | |
| 601 } | |
|
396
6f3b20c1ac50
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Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
602 } |
|
6f3b20c1ac50
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parents:
395
diff
changeset
|
603 |
| 473 | 604 if (mode) { |
| 605 SSL_set_shutdown(c->ssl->ssl, mode); | |
| 606 c->ssl->shutdown_set = 1; | |
|
396
6f3b20c1ac50
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Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
607 } |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
608 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
609 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
610 again = 0; |
| 461 | 611 #if (NGX_SUPPRESS_WARN) |
| 612 sslerr = 0; | |
| 613 #endif | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
614 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
615 for ( ;; ) { |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
616 n = SSL_shutdown(c->ssl->ssl); |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
617 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
618 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_shutdown: %d", n); |
|
e7a68e14ccd3
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parents:
393
diff
changeset
|
619 |
| 473 | 620 if (n == 1 || (n == 0 && c->read->timedout)) { |
| 621 SSL_free(c->ssl->ssl); | |
| 622 c->ssl = NULL; | |
| 623 return NGX_OK; | |
| 624 } | |
| 625 | |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
626 if (n == 0) { |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
627 again = 1; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
628 break; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
629 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
630 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
631 break; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
632 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
633 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
634 if (!again) { |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
635 sslerr = SSL_get_error(c->ssl->ssl, n); |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
636 |
|
396
6f3b20c1ac50
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parents:
395
diff
changeset
|
637 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
|
638 "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
|
639 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
640 |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
641 if (again || sslerr == SSL_ERROR_WANT_READ) { |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
642 |
| 473 | 643 ngx_add_timer(c->read, 30000); |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
644 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
645 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
|
646 return NGX_ERROR; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
647 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
648 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
649 return NGX_AGAIN; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
650 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
651 |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
652 if (sslerr == SSL_ERROR_WANT_WRITE) { |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
653 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
654 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
|
655 return NGX_ERROR; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
656 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
657 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
658 return NGX_AGAIN; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
659 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
660 |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
661 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_shutdown() failed"); |
|
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
662 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
663 return NGX_ERROR; |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
664 } |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
665 |
|
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
666 |
| 489 | 667 void |
| 668 ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, ngx_err_t err, char *fmt, ...) | |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
669 { |
| 461 | 670 u_char errstr[NGX_MAX_CONF_ERRSTR], *p, *last; |
| 671 va_list args; | |
| 672 | |
| 673 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
|
674 |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
675 va_start(args, fmt); |
| 461 | 676 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
|
677 va_end(args); |
|
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
678 |
| 501 | 679 p = ngx_cpystrn(p, (u_char *) " (SSL: ", last - p); |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
680 |
| 461 | 681 ERR_error_string_n(ERR_get_error(), (char *) p, last - p); |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
682 |
|
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
683 ngx_log_error(level, log, err, "%s)", errstr); |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
684 } |
| 509 | 685 |
| 686 | |
| 687 void | |
| 688 ngx_ssl_cleanup_ctx(void *data) | |
| 689 { | |
| 690 SSL_CTX *ctx = data; | |
| 691 | |
| 692 SSL_CTX_free(ctx); | |
| 693 } | |
| 541 | 694 |
| 695 | |
| 696 static void * | |
| 697 ngx_openssl_create_conf(ngx_cycle_t *cycle) | |
| 698 { | |
| 699 ngx_openssl_conf_t *oscf; | |
| 700 | |
| 701 oscf = ngx_pcalloc(cycle->pool, sizeof(ngx_openssl_conf_t)); | |
| 702 if (oscf == NULL) { | |
| 703 return NGX_CONF_ERROR; | |
| 704 } | |
| 705 | |
| 706 /* | |
| 707 * set by ngx_pcalloc(): | |
| 708 * | |
| 709 * oscf->engine.len = 0; | |
| 710 * oscf->engine.data = NULL; | |
| 711 */ | |
| 712 | |
| 713 return oscf; | |
| 714 } | |
| 715 | |
| 716 | |
| 717 static char * | |
| 718 ngx_openssl_init_conf(ngx_cycle_t *cycle, void *conf) | |
| 719 { | |
| 720 #if (NGX_SSL_ENGINE) | |
| 721 ngx_openssl_conf_t *oscf = conf; | |
| 722 | |
| 723 ENGINE *engine; | |
| 724 | |
| 725 if (oscf->engine.len == 0) { | |
| 726 return NGX_CONF_OK; | |
| 727 } | |
| 728 | |
| 729 engine = ENGINE_by_id((const char *) oscf->engine.data); | |
| 730 | |
| 731 if (engine == NULL) { | |
| 732 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
| 733 "ENGINE_by_id(\"%V\") failed", &oscf->engine); | |
| 734 return NGX_CONF_ERROR; | |
| 735 } | |
| 736 | |
| 737 if (ENGINE_set_default(engine, ENGINE_METHOD_ALL) == 0) { | |
| 738 ngx_ssl_error(NGX_LOG_WARN, cycle->log, 0, | |
| 739 "ENGINE_set_default(\"%V\", ENGINE_METHOD_ALL) failed", | |
| 740 &oscf->engine); | |
| 741 return NGX_CONF_ERROR; | |
| 742 } | |
| 743 | |
| 744 ENGINE_free(engine); | |
| 745 | |
| 746 #endif | |
| 747 | |
| 748 return NGX_CONF_OK; | |
| 749 } | |
| 750 | |
| 751 | |
| 752 #if !(NGX_SSL_ENGINE) | |
| 753 | |
| 754 static char * | |
| 755 ngx_openssl_noengine(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 756 { | |
| 757 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 758 "\"ssl_engine\" is not supported: " NGX_SSL_NAME | |
| 759 " library does not support crypto accelerators"); | |
| 760 | |
| 761 return NGX_CONF_ERROR; | |
| 762 } | |
| 763 | |
| 764 #endif |