Mercurial > hg > nginx-quic
annotate src/event/ngx_event_openssl.c @ 394:e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 16 Jul 2004 06:33:35 +0000 |
parents | 5659d773cfa8 |
children | f8f0f1834266 |
rev | line source |
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394
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nginx-0.0.7-2004-07-16-10:33:35 import
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393
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1 |
393
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nginx-0.0.7-2004-07-15-20:35:51 import
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2 #include <ngx_config.h> |
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nginx-0.0.7-2004-07-15-20:35:51 import
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3 #include <ngx_core.h> |
394
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4 #include <ngx_event.h> |
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5 |
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6 |
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7 ngx_int_t ngx_ssl_init(ngx_log_t *log) |
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8 { |
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9 SSL_library_init(); |
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10 SSL_load_error_strings(); |
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11 |
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12 return NGX_OK; |
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13 } |
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14 |
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15 |
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nginx-0.0.7-2004-07-15-20:35:51 import
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16 ngx_int_t ngx_ssl_create_session(ngx_ssl_ctx_t *ssl_ctx, ngx_connection_t *c) |
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17 { |
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18 ngx_ssl_t *ssl; |
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19 |
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20 ssl = SSL_new(ssl_ctx); |
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21 |
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22 if (ssl == NULL) { |
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23 ngx_ssl_error(NGX_LOG_ALERT, c->log, "SSL_new() failed"); |
393
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24 return NGX_ERROR; |
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25 } |
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26 |
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27 if (SSL_set_fd(ssl, c->fd) == 0) { |
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28 ngx_ssl_error(NGX_LOG_ALERT, c->log, "SSL_set_fd() failed"); |
393
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29 return NGX_ERROR; |
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30 } |
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31 |
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32 SSL_set_accept_state(ssl); |
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33 |
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nginx-0.0.7-2004-07-15-20:35:51 import
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34 c->ssl = ssl; |
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35 |
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36 return NGX_OK; |
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37 } |
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38 |
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39 |
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nginx-0.0.7-2004-07-15-20:35:51 import
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40 ngx_int_t ngx_ssl_recv(ngx_connection_t *c, u_char *buf, size_t size) |
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41 { |
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42 int n; |
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nginx-0.0.7-2004-07-15-20:35:51 import
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43 char *handshake; |
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44 |
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nginx-0.0.7-2004-07-15-20:35:51 import
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45 n = SSL_read(c->ssl, buf, size); |
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46 |
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nginx-0.0.7-2004-07-15-20:35:51 import
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47 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_read: %d", n); |
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48 |
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49 if (n > 0) { |
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50 return n; |
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nginx-0.0.7-2004-07-15-20:35:51 import
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51 } |
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52 |
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53 n = SSL_get_error(c->ssl, n); |
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54 |
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55 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", n); |
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56 |
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57 if (n == SSL_ERROR_WANT_READ) { |
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58 return NGX_AGAIN; |
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59 } |
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60 |
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61 #if 0 |
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62 if (n == SSL_ERROR_WANT_WRITE) { |
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63 return NGX_AGAIN; |
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64 } |
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65 #endif |
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66 |
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67 if (!SSL_is_init_finished(c->ssl)) { |
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68 handshake = "in SSL handshake"; |
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69 |
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70 } else { |
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71 handshake = ""; |
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72 } |
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73 |
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74 if (n == SSL_ERROR_ZERO_RETURN) { |
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75 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
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76 "client closed connection%s", handshake); |
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77 |
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78 SSL_set_shutdown(c->ssl, SSL_RECEIVED_SHUTDOWN); |
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79 |
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80 return NGX_ERROR; |
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81 } |
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82 |
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83 if (ERR_GET_REASON(ERR_peek_error()) == SSL_R_HTTP_REQUEST) { |
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84 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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85 "client sent plain HTTP request to HTTPS port"); |
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86 |
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87 SSL_set_shutdown(c->ssl, SSL_RECEIVED_SHUTDOWN|SSL_SENT_SHUTDOWN); |
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88 |
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89 return NGX_SSL_HTTP_ERROR; |
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90 } |
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91 |
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92 ngx_ssl_error(NGX_LOG_ALERT, c->log, "SSL_read() failed%s", handshake); |
393
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93 |
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94 SSL_set_shutdown(c->ssl, SSL_RECEIVED_SHUTDOWN); |
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95 |
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96 return NGX_ERROR; |
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97 } |
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98 |
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99 |
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100 ngx_chain_t *ngx_ssl_send_chain(ngx_connection_t *c, ngx_chain_t *in, |
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101 off_t limit) |
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102 { |
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103 int n; |
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104 ssize_t send, size; |
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105 |
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106 send = 0; |
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107 |
e7a68e14ccd3
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108 for (/* void */; in; in = in->next) { |
e7a68e14ccd3
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parents:
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109 if (ngx_buf_special(in->buf)) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
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|
110 continue; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
111 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
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112 |
e7a68e14ccd3
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113 size = in->buf->last - in->buf->pos; |
e7a68e14ccd3
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parents:
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114 |
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115 if (send + size > limit) { |
e7a68e14ccd3
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116 size = limit - send; |
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nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
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117 } |
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|
118 |
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119 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
e7a68e14ccd3
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120 "SSL to write: %d", size); |
e7a68e14ccd3
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121 |
e7a68e14ccd3
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122 n = SSL_write(c->ssl, in->buf->pos, size); |
e7a68e14ccd3
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parents:
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diff
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|
123 |
e7a68e14ccd3
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124 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_write: %d", n); |
e7a68e14ccd3
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Igor Sysoev <igor@sysoev.ru>
parents:
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125 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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126 if (n > 0) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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127 in->buf->pos += n; |
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128 send += n; |
e7a68e14ccd3
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129 |
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130 if (n == size) { |
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131 if (send < limit) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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132 continue; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
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|
133 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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134 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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135 return in; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
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|
136 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
137 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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138 c->write->ready = 0; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
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139 return in; |
e7a68e14ccd3
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parents:
393
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|
140 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
141 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
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|
142 n = SSL_get_error(c->ssl, n); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
143 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
144 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", n); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
145 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
146 if (n == SSL_ERROR_WANT_WRITE) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
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|
147 c->write->ready = 0; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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148 return in; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
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393
diff
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|
149 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
150 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
151 #if 0 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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|
152 if (n == SSL_ERROR_WANT_READ) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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393
diff
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|
153 return NGX_AGAIN; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
154 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
155 #endif |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
156 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
157 ngx_ssl_error(NGX_LOG_ALERT, c->log, "SSL_write() failed"); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
158 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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393
diff
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|
159 return NGX_CHAIN_ERROR; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
160 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
161 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
162 return in; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
163 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
164 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
165 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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393
diff
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|
166 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
|
167 { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
168 int n; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
169 ngx_uint_t again; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
170 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
171 #if 0 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
172 if (c->read->timedout || c->write->timedout) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
173 SSL_set_shutdown(c->ssl, SSL_RECEIVED_SHUTDOWN); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
174 SSL_set_shutdown(c->ssl, SSL_RECEIVED_SHUTDOWN|SSL_SENT_SHUTDOWN); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
175 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
176 #endif |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
177 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
178 #if 0 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
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|
179 SSL_set_shutdown(c->ssl, SSL_RECEIVED_SHUTDOWN); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
180 #endif |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
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parents:
393
diff
changeset
|
181 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
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|
182 again = 0; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
183 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
184 for ( ;; ) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
185 n = SSL_shutdown(c->ssl); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
186 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
187 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
|
188 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
189 if (n == 0) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
190 again = 1; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
191 break; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
192 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
193 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
194 if (n == 1) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
195 SSL_free(c->ssl); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
196 c->ssl = NULL; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
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393
diff
changeset
|
197 return NGX_OK; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
198 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
199 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
200 break; |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
201 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
202 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
203 if (!again) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
204 n = SSL_get_error(c->ssl, n); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
205 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
206 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", n); |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
207 } |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
208 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
209 if (again || n == SSL_ERROR_WANT_READ) { |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
210 |
e7a68e14ccd3
nginx-0.0.7-2004-07-16-10:33:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
393
diff
changeset
|
211 ngx_add_timer(c->read, 10000); |
e7a68e14ccd3
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212 |
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213 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { |
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214 return NGX_ERROR; |
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215 } |
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216 |
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217 return NGX_AGAIN; |
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218 } |
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219 |
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220 if (n == SSL_ERROR_WANT_WRITE) { |
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221 |
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222 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { |
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223 return NGX_ERROR; |
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224 } |
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225 |
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226 return NGX_AGAIN; |
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227 } |
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228 |
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229 ngx_ssl_error(NGX_LOG_ALERT, c->log, "SSL_shutdown() failed"); |
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230 |
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231 return NGX_ERROR; |
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232 } |
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233 |
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234 |
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235 void ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, char *fmt, ...) |
393
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236 { |
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237 int len; |
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238 char errstr[NGX_MAX_CONF_ERRSTR]; |
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239 va_list args; |
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240 |
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241 va_start(args, fmt); |
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242 len = ngx_vsnprintf(errstr, sizeof(errstr) - 1, fmt, args); |
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243 va_end(args); |
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244 |
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245 errstr[len++] = ' '; |
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246 errstr[len++] = '('; |
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247 errstr[len++] = 'S'; |
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248 errstr[len++] = 'S'; |
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249 errstr[len++] = 'L'; |
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250 errstr[len++] = ':'; |
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251 errstr[len++] = ' '; |
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252 |
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253 ERR_error_string_n(ERR_get_error(), errstr + len, sizeof(errstr) - len - 1); |
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254 |
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255 ngx_log_error(level, log, 0, "%s)", errstr); |
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256 } |