Mercurial > hg > nginx
annotate src/event/modules/ngx_aio_module.c @ 5365:6c35a1f428f2
SSL: clear error queue after SSL_CTX_load_verify_locations().
The SSL_CTX_load_verify_locations() may leave errors in the error queue
while returning success (e.g. if there are duplicate certificates in the file
specified), resulting in "ignoring stale global SSL error" alerts later
at runtime.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Wed, 04 Sep 2013 21:17:02 +0400 |
parents | d620f497c50f |
children | 466bd63b63d1 |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
0
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
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11 |
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12 |
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13 extern ngx_event_module_t ngx_kqueue_module_ctx; |
63
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14 |
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15 |
563 | 16 static ngx_int_t ngx_aio_init(ngx_cycle_t *cycle, ngx_msec_t timer); |
114
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17 static void ngx_aio_done(ngx_cycle_t *cycle); |
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18 static ngx_int_t ngx_aio_add_event(ngx_event_t *ev, ngx_int_t event, |
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19 ngx_uint_t flags); |
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20 static ngx_int_t ngx_aio_del_event(ngx_event_t *ev, ngx_int_t event, |
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21 ngx_uint_t flags); |
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22 static ngx_int_t ngx_aio_del_connection(ngx_connection_t *c, ngx_uint_t flags); |
563 | 23 static ngx_int_t ngx_aio_process_events(ngx_cycle_t *cycle, ngx_msec_t timer, |
24 ngx_uint_t flags); | |
93
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25 |
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26 |
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27 ngx_os_io_t ngx_os_aio = { |
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28 ngx_aio_read, |
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29 ngx_aio_read_chain, |
1689 | 30 NULL, |
93
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31 ngx_aio_write, |
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32 ngx_aio_write_chain, |
469 | 33 0 |
93
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34 }; |
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35 |
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36 |
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37 static ngx_str_t aio_name = ngx_string("aio"); |
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38 |
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39 ngx_event_module_t ngx_aio_module_ctx = { |
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40 &aio_name, |
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41 NULL, /* create configuration */ |
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42 NULL, /* init configuration */ |
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43 |
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44 { |
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45 ngx_aio_add_event, /* add an event */ |
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46 ngx_aio_del_event, /* delete an event */ |
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47 NULL, /* enable an event */ |
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48 NULL, /* disable an event */ |
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49 NULL, /* add an connection */ |
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50 ngx_aio_del_connection, /* delete an connection */ |
380
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51 NULL, /* process the changes */ |
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52 ngx_aio_process_events, /* process the events */ |
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53 ngx_aio_init, /* init the events */ |
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54 ngx_aio_done /* done the events */ |
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55 } |
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56 |
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57 }; |
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58 |
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59 ngx_module_t ngx_aio_module = { |
509 | 60 NGX_MODULE_V1, |
93
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61 &ngx_aio_module_ctx, /* module context */ |
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62 NULL, /* module directives */ |
96
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63 NGX_EVENT_MODULE, /* module type */ |
541 | 64 NULL, /* init master */ |
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65 NULL, /* init module */ |
541 | 66 NULL, /* init process */ |
67 NULL, /* init thread */ | |
68 NULL, /* exit thread */ | |
69 NULL, /* exit process */ | |
70 NULL, /* exit master */ | |
71 NGX_MODULE_V1_PADDING | |
93
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72 }; |
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73 |
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74 |
469 | 75 #if (NGX_HAVE_KQUEUE) |
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76 |
499 | 77 static ngx_int_t |
563 | 78 ngx_aio_init(ngx_cycle_t *cycle, ngx_msec_t timer) |
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79 { |
563 | 80 if (ngx_kqueue_module_ctx.actions.init(cycle, timer) == NGX_ERROR) { |
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81 return NGX_ERROR; |
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82 } |
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83 |
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84 ngx_io = ngx_os_aio; |
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85 |
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86 ngx_event_flags = NGX_USE_AIO_EVENT; |
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87 ngx_event_actions = ngx_aio_module_ctx.actions; |
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88 |
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89 |
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90 return NGX_OK; |
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91 } |
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92 |
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93 |
499 | 94 static void |
95 ngx_aio_done(ngx_cycle_t *cycle) | |
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96 { |
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97 ngx_kqueue_module_ctx.actions.done(cycle); |
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98 } |
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99 |
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100 |
499 | 101 /* the event adding and deleting are needed for the listening sockets */ |
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102 |
499 | 103 static ngx_int_t |
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104 ngx_aio_add_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags) |
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105 { |
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106 return ngx_kqueue_module_ctx.actions.add(ev, event, flags); |
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107 } |
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108 |
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109 |
499 | 110 static ngx_int_t |
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111 ngx_aio_del_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags) |
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112 { |
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113 return ngx_kqueue_module_ctx.actions.del(ev, event, flags); |
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114 } |
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115 |
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116 |
499 | 117 static ngx_int_t |
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118 ngx_aio_del_connection(ngx_connection_t *c, ngx_uint_t flags) |
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119 { |
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120 int rc; |
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121 |
95
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nginx-0.0.1-2003-05-23-15:53:01 import
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122 if (c->read->active == 0 && c->write->active == 0) { |
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nginx-0.0.1-2003-05-23-15:53:01 import
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123 return NGX_OK; |
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nginx-0.0.1-2003-05-23-15:53:01 import
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124 } |
94
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125 |
461 | 126 if (flags & NGX_CLOSE_EVENT) { |
127 return NGX_OK; | |
128 } | |
129 | |
95
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nginx-0.0.1-2003-05-23-15:53:01 import
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130 rc = aio_cancel(c->fd, NULL); |
94
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131 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
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164
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132 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "aio_cancel: %d", rc); |
94
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133 |
95
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134 if (rc == AIO_CANCELED) { |
2847 | 135 c->read->active = 0; |
136 c->write->active = 0; | |
95
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137 return NGX_OK; |
94
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138 } |
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139 |
95
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nginx-0.0.1-2003-05-23-15:53:01 import
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140 if (rc == AIO_ALLDONE) { |
2847 | 141 c->read->active = 0; |
142 c->write->active = 0; | |
95
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143 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
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144 "aio_cancel() returned AIO_ALLDONE"); |
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145 return NGX_OK; |
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nginx-0.0.1-2003-05-23-15:53:01 import
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146 } |
94
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147 |
95
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nginx-0.0.1-2003-05-23-15:53:01 import
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148 if (rc == -1) { |
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149 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
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150 "aio_cancel() failed"); |
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nginx-0.0.1-2003-05-23-15:53:01 import
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151 return NGX_ERROR; |
b48066122884
nginx-0.0.1-2003-05-23-15:53:01 import
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152 } |
94
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153 |
95
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nginx-0.0.1-2003-05-23-15:53:01 import
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154 if (rc == AIO_NOTCANCELED) { |
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155 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
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156 "aio_cancel() returned AIO_NOTCANCELED"); |
b48066122884
nginx-0.0.1-2003-05-23-15:53:01 import
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157 |
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nginx-0.0.1-2003-05-23-15:53:01 import
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158 return NGX_ERROR; |
94
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159 } |
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nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
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160 |
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161 return NGX_OK; |
8220378432a8
nginx-0.0.1-2003-05-22-19:23:47 import
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162 } |
8220378432a8
nginx-0.0.1-2003-05-22-19:23:47 import
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parents:
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163 |
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164 |
499 | 165 static ngx_int_t |
563 | 166 ngx_aio_process_events(ngx_cycle_t *cycle, ngx_msec_t timer, ngx_uint_t flags) |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
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167 { |
563 | 168 return ngx_kqueue_module_ctx.actions.process_events(cycle, timer, flags); |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
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169 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
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170 |
469 | 171 #endif /* NGX_HAVE_KQUEUE */ |