Mercurial > hg > nginx-quic
annotate src/event/ngx_event_openssl.c @ 473:8e8f3af115b5 release-0.1.11
nginx-0.1.11-RELEASE import
*) Feature: the worker_priority directive.
*) Change: both tcp_nopush and tcp_nodelay directives affect the
transferred response.
*) Bugfix: nginx did not call initgroups().
Thanks to Andrew Sitnikov and Andrei Nigmatulin.
*) Change: now the ngx_http_autoindex_module shows the file size in the
bytes.
*) Bugfix: the ngx_http_autoindex_module returned the 500 error if the
broken symlink was in a directory.
*) Bugfix: the files bigger than 4G could not be transferred using
sendfile.
*) Bugfix: if the backend was resolved to several backends and there
was an error while the response waiting then process may got caught
in an endless loop.
*) Bugfix: the worker process may exit with the "unknown cycle" message
when the /dev/poll method was used.
*) Bugfix: "close() channel failed" errors.
*) Bugfix: the autodetection of the "nobody" and "nogroup" groups.
*) Bugfix: the send_lowat directive did not work on Linux.
*) Bugfix: the segmentation fault occurred if there was no events
section in configuration.
*) Bugfix: nginx could not be built on OpenBSD.
*) Bugfix: the double slashes in "://" in the URI were converted to
":/".
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 02 Dec 2004 18:40:46 +0000 |
parents | 2ff194b74f1e |
children | c52408583801 |
rev | line source |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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11 |
473 | 12 static void ngx_ssl_write_handler(ngx_event_t *wev); |
469 | 13 static ssize_t ngx_ssl_write(ngx_connection_t *c, u_char *data, size_t size); |
473 | 14 static void ngx_ssl_read_handler(ngx_event_t *rev); |
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17 ngx_int_t ngx_ssl_init(ngx_log_t *log) |
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18 { |
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19 SSL_library_init(); |
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20 SSL_load_error_strings(); |
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21 |
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22 return NGX_OK; |
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23 } |
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24 |
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26 ngx_int_t ngx_ssl_create_session(ngx_ssl_ctx_t *ssl_ctx, ngx_connection_t *c, |
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27 ngx_uint_t flags) |
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28 { |
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29 ngx_ssl_t *ssl; |
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30 |
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31 if (!(ssl = ngx_pcalloc(c->pool, sizeof(ngx_ssl_t)))) { |
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32 return NGX_ERROR; |
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33 } |
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34 |
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35 if (!(ssl->buf = ngx_create_temp_buf(c->pool, NGX_SSL_BUFSIZE))) { |
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36 return NGX_ERROR; |
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37 } |
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38 |
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39 if (flags & NGX_SSL_BUFFER) { |
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40 ssl->buffer = 1; |
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41 } |
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42 |
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43 ssl->ssl = SSL_new(ssl_ctx); |
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44 |
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45 if (ssl->ssl == NULL) { |
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46 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_new() failed"); |
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47 return NGX_ERROR; |
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48 } |
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49 |
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50 if (SSL_set_fd(ssl->ssl, c->fd) == 0) { |
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51 ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_fd() failed"); |
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52 return NGX_ERROR; |
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53 } |
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54 |
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55 SSL_set_accept_state(ssl->ssl); |
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56 |
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57 c->ssl = ssl; |
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58 |
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59 return NGX_OK; |
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60 } |
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61 |
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469 | 63 ssize_t ngx_ssl_recv(ngx_connection_t *c, u_char *buf, size_t size) |
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64 { |
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65 int n, sslerr; |
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66 ngx_err_t err; |
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67 char *handshake; |
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68 |
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69 n = SSL_read(c->ssl->ssl, buf, size); |
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70 |
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71 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_read: %d", n); |
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72 |
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73 if (n > 0) { |
473 | 74 if (c->ssl->saved_write_handler) { |
75 | |
76 c->write->event_handler = c->ssl->saved_write_handler; | |
77 c->ssl->saved_write_handler = NULL; | |
78 c->write->ready = 1; | |
79 | |
80 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
81 return NGX_ERROR; | |
82 } | |
83 | |
84 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) { | |
85 return NGX_ERROR; | |
86 } | |
87 | |
88 ngx_post_event(c->write); | |
89 | |
90 ngx_mutex_unlock(ngx_posted_events_mutex); | |
91 } | |
92 | |
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93 return n; |
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94 } |
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95 |
452 | 96 if (!SSL_is_init_finished(c->ssl->ssl)) { |
461 | 97 handshake = " in SSL handshake"; |
452 | 98 |
99 } else { | |
100 handshake = ""; | |
101 } | |
102 | |
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103 sslerr = SSL_get_error(c->ssl->ssl, n); |
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104 |
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105 err = (sslerr == SSL_ERROR_SYSCALL) ? ngx_errno : 0; |
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106 |
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107 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", sslerr); |
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108 |
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109 if (sslerr == SSL_ERROR_WANT_READ) { |
455 | 110 c->read->ready = 0; |
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111 return NGX_AGAIN; |
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112 } |
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113 |
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114 if (sslerr == SSL_ERROR_WANT_WRITE) { |
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115 ngx_log_error(NGX_LOG_ALERT, c->log, err, |
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116 "SSL wants to write%s", handshake); |
473 | 117 |
118 c->write->ready = 0; | |
119 | |
120 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
121 return NGX_ERROR; | |
122 } | |
123 | |
124 /* | |
125 * we do not set the timer because there is already the read event timer | |
126 */ | |
127 | |
128 if (c->ssl->saved_write_handler == NULL) { | |
129 c->ssl->saved_write_handler = c->write->event_handler; | |
130 c->write->event_handler = ngx_ssl_write_handler; | |
131 } | |
132 | |
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133 return NGX_AGAIN; |
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134 } |
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135 |
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136 c->ssl->no_rcv_shut = 1; |
473 | 137 c->ssl->no_send_shut = 1; |
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138 |
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139 if (sslerr == SSL_ERROR_ZERO_RETURN || ERR_peek_error() == 0) { |
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140 ngx_log_error(NGX_LOG_INFO, c->log, err, |
393
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141 "client closed connection%s", handshake); |
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142 |
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143 return NGX_ERROR; |
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144 } |
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145 |
395
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146 ngx_ssl_error(NGX_LOG_ALERT, c->log, err, |
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147 "SSL_read() failed%s", handshake); |
393
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148 |
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149 return NGX_ERROR; |
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150 } |
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151 |
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152 |
473 | 153 static void ngx_ssl_write_handler(ngx_event_t *wev) |
154 { | |
155 ngx_connection_t *c; | |
156 | |
157 c = wev->data; | |
158 c->read->event_handler(c->read); | |
159 } | |
160 | |
161 | |
398
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162 /* |
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163 * OpenSSL has no SSL_writev() so we copy several bufs into our 16K buffer |
473 | 164 * before the SSL_write() call to decrease a SSL overhead. |
398
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165 * |
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166 * Besides for protocols such as HTTP it is possible to always buffer |
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167 * the output to decrease a SSL overhead some more. |
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168 */ |
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169 |
394
e7a68e14ccd3
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170 ngx_chain_t *ngx_ssl_send_chain(ngx_connection_t *c, ngx_chain_t *in, |
e7a68e14ccd3
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171 off_t limit) |
e7a68e14ccd3
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172 { |
397
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173 int n; |
399
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174 ngx_uint_t flush; |
397
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175 ssize_t send, size; |
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176 ngx_buf_t *buf; |
394
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177 |
395
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178 buf = c->ssl->buf; |
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179 |
399
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180 if (in && in->next == NULL && !c->buffered && !c->ssl->buffer) { |
395
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181 |
397
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182 /* |
398
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183 * we avoid a buffer copy if the incoming buf is a single, |
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184 * our buffer is empty, and we do not need to buffer the output |
397
de797f3b4c27
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parents:
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|
185 */ |
395
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186 |
397
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187 n = ngx_ssl_write(c, in->buf->pos, in->buf->last - in->buf->pos); |
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|
188 |
398
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189 if (n == NGX_ERROR) { |
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190 return NGX_CHAIN_ERROR; |
201b5f68b59f
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parents:
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|
191 } |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
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|
192 |
397
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193 if (n < 0) { |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
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194 n = 0; |
397
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195 } |
395
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196 |
397
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197 in->buf->pos += n; |
395
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198 |
397
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199 return in; |
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200 } |
395
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parents:
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diff
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|
201 |
473 | 202 |
203 /* the maximum limit size is the maximum uint32_t value - the page size */ | |
204 | |
205 if (limit == 0 || limit > NGX_MAX_UINT32_VALUE - ngx_pagesize) { | |
206 limit = NGX_MAX_UINT32_VALUE - ngx_pagesize; | |
207 } | |
208 | |
209 | |
397
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210 send = 0; |
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|
211 flush = (in == NULL) ? 1 : 0; |
395
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212 |
397
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diff
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|
213 for ( ;; ) { |
395
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parents:
394
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|
214 |
397
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parents:
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diff
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|
215 while (in && buf->last < buf->end) { |
de797f3b4c27
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parents:
396
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|
216 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
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|
217 flush = 1; |
395
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parents:
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|
218 } |
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|
219 |
397
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parents:
396
diff
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|
220 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
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|
221 in = in->next; |
397
de797f3b4c27
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Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
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|
222 continue; |
de797f3b4c27
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Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
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|
223 } |
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diff
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|
224 |
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|
225 size = in->buf->last - in->buf->pos; |
de797f3b4c27
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|
226 |
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|
227 if (size > buf->end - buf->last) { |
de797f3b4c27
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parents:
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diff
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|
228 size = buf->end - buf->last; |
de797f3b4c27
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parents:
396
diff
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|
229 } |
de797f3b4c27
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396
diff
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|
230 |
de797f3b4c27
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parents:
396
diff
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|
231 /* |
de797f3b4c27
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396
diff
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|
232 * 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
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|
233 * 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
|
234 */ |
395
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
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|
235 |
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parents:
394
diff
changeset
|
236 if (send + size > limit) { |
f8f0f1834266
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parents:
394
diff
changeset
|
237 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
|
238 flush = 1; |
395
f8f0f1834266
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
239 } |
f8f0f1834266
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
240 |
f8f0f1834266
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parents:
394
diff
changeset
|
241 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
|
242 "SSL buf copy: %d", size); |
395
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
243 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
244 ngx_memcpy(buf->last, in->buf->pos, size); |
395
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
245 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
changeset
|
246 buf->last += size; |
395
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
247 |
397
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parents:
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diff
changeset
|
248 in->buf->pos += size; |
de797f3b4c27
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396
diff
changeset
|
249 if (in->buf->pos == in->buf->last) { |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
changeset
|
250 in = in->next; |
395
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
251 } |
f8f0f1834266
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
252 } |
f8f0f1834266
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Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
253 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
254 size = buf->last - buf->pos; |
de797f3b4c27
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Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
255 |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
256 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
|
257 break; |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
258 } |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
259 |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
260 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
|
261 |
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
262 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
|
263 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
|
264 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
265 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
266 if (n < 0) { |
398
201b5f68b59f
nginx-0.0.7-2004-07-23-21:05:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
397
diff
changeset
|
267 n = 0; |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
268 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
269 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
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|
270 buf->pos += n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
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|
271 send += n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
272 c->sent += n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
273 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
274 if (n < size) { |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
275 break; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
276 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
277 |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
278 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
|
279 buf->pos = buf->start; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
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parents:
396
diff
changeset
|
280 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
|
281 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
282 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
283 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
|
284 break; |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
285 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
286 } |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
287 |
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
288 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
|
289 |
399
4e21d1291a14
nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
398
diff
changeset
|
290 return in; |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
291 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
292 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
293 |
469 | 294 static ssize_t 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
|
295 { |
452 | 296 int n, sslerr; |
297 ngx_err_t err; | |
298 char *handshake; | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
299 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
300 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
|
301 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
302 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
|
303 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
304 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
|
305 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
306 if (n > 0) { |
473 | 307 if (c->ssl->saved_read_handler) { |
308 | |
309 c->read->event_handler = c->ssl->saved_read_handler; | |
310 c->ssl->saved_read_handler = NULL; | |
311 c->read->ready = 1; | |
312 | |
313 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
314 return NGX_ERROR; | |
315 } | |
316 | |
317 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) { | |
318 return NGX_ERROR; | |
319 } | |
320 | |
321 ngx_post_event(c->read); | |
322 | |
323 ngx_mutex_unlock(ngx_posted_events_mutex); | |
324 } | |
325 | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
326 return n; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
327 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
328 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
329 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
|
330 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
331 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
|
332 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
333 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
|
334 |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
335 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
|
336 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
|
337 return NGX_AGAIN; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
338 } |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
339 |
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
340 if (sslerr == SSL_ERROR_WANT_READ) { |
452 | 341 |
342 if (!SSL_is_init_finished(c->ssl->ssl)) { | |
461 | 343 handshake = " in SSL handshake"; |
452 | 344 |
345 } else { | |
346 handshake = ""; | |
347 } | |
348 | |
445
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
349 ngx_log_error(NGX_LOG_ALERT, c->log, err, |
f26432a1935a
nginx-0.1.0-2004-09-30-10:38:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
350 "SSL wants to read%s", handshake); |
473 | 351 |
352 c->read->ready = 0; | |
353 | |
354 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { | |
355 return NGX_ERROR; | |
356 } | |
357 | |
358 /* | |
359 * we do not set the timer because there is already | |
360 * the write event timer | |
361 */ | |
362 | |
363 if (c->ssl->saved_read_handler == NULL) { | |
364 c->ssl->saved_read_handler = c->read->event_handler; | |
365 c->read->event_handler = ngx_ssl_read_handler; | |
366 } | |
367 | |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
368 return NGX_AGAIN; |
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
369 } |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
370 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
371 c->ssl->no_rcv_shut = 1; |
473 | 372 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
|
373 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
374 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
|
375 |
397
de797f3b4c27
nginx-0.0.7-2004-07-23-09:37:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
376 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
|
377 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
378 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
379 |
473 | 380 static void ngx_ssl_read_handler(ngx_event_t *rev) |
381 { | |
382 ngx_connection_t *c; | |
383 | |
384 c = rev->data; | |
385 c->write->event_handler(c->write); | |
386 } | |
387 | |
388 | |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
389 ngx_int_t ngx_ssl_shutdown(ngx_connection_t *c) |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
390 { |
473 | 391 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
|
392 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
|
393 |
473 | 394 if (!c->ssl->shutdown_set) { |
395 | |
396 /* it seems that SSL_set_shutdown() could be called once only */ | |
397 | |
398 if (c->read->timedout) { | |
399 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
|
400 |
473 | 401 } else { |
402 mode = 0; | |
403 | |
404 if (c->ssl->no_rcv_shut) { | |
405 mode = SSL_RECEIVED_SHUTDOWN; | |
406 } | |
407 | |
408 if (c->ssl->no_send_shut) { | |
409 mode |= SSL_SENT_SHUTDOWN; | |
410 } | |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
411 } |
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
412 |
473 | 413 if (mode) { |
414 SSL_set_shutdown(c->ssl->ssl, mode); | |
415 c->ssl->shutdown_set = 1; | |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
416 } |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
417 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
418 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
419 again = 0; |
461 | 420 #if (NGX_SUPPRESS_WARN) |
421 sslerr = 0; | |
422 #endif | |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
423 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
424 for ( ;; ) { |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
425 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
|
426 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
427 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_shutdown: %d", n); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
428 |
473 | 429 if (n == 1 || (n == 0 && c->read->timedout)) { |
430 SSL_free(c->ssl->ssl); | |
431 c->ssl = NULL; | |
432 return NGX_OK; | |
433 } | |
434 | |
394
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
435 if (n == 0) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
436 again = 1; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
437 break; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
438 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
439 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
440 break; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
441 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
442 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
443 if (!again) { |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
444 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
|
445 |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
446 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
|
447 "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
|
448 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
449 |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
450 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
|
451 |
473 | 452 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
|
453 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
454 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
|
455 return NGX_ERROR; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
456 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
457 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
458 return NGX_AGAIN; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
459 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
460 |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
395
diff
changeset
|
461 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
|
462 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
463 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
|
464 return NGX_ERROR; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
465 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
466 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
467 return NGX_AGAIN; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
468 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
469 |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
470 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
|
471 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
472 return NGX_ERROR; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
473 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
474 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
475 |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
476 void ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, ngx_err_t err, |
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
477 char *fmt, ...) |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
478 { |
461 | 479 u_char errstr[NGX_MAX_CONF_ERRSTR], *p, *last; |
480 va_list args; | |
481 | |
482 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
|
483 |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
484 va_start(args, fmt); |
461 | 485 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
|
486 va_end(args); |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
487 |
461 | 488 p = ngx_cpystrn(p, " (SSL: ", last - p); |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
489 |
461 | 490 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
|
491 |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
394
diff
changeset
|
492 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
|
493 } |