Mercurial > hg > nginx
annotate src/event/ngx_event_accept.c @ 4412:d620f497c50f
Copyright updated.
author | Maxim Konovalov <maxim@nginx.com> |
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date | Wed, 18 Jan 2012 15:07:43 +0000 |
parents | c870fb78550c |
children | 9ee20e074a2e 25611746fee7 |
rev | line source |
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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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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 |
573 | 13 static ngx_int_t ngx_enable_accept_events(ngx_cycle_t *cycle); |
14 static ngx_int_t ngx_disable_accept_events(ngx_cycle_t *cycle); | |
543 | 15 static void ngx_close_accepted_connection(ngx_connection_t *c); |
191
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16 |
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17 |
493 | 18 void |
19 ngx_event_accept(ngx_event_t *ev) | |
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20 { |
714 | 21 socklen_t socklen; |
483 | 22 ngx_err_t err; |
23 ngx_log_t *log; | |
24 ngx_socket_t s; | |
25 ngx_event_t *rev, *wev; | |
543 | 26 ngx_listening_t *ls; |
27 ngx_connection_t *c, *lc; | |
483 | 28 ngx_event_conf_t *ecf; |
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29 u_char sa[NGX_SOCKADDRLEN]; |
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30 #if (NGX_HAVE_ACCEPT4) |
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31 static ngx_uint_t use_accept4 = 1; |
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32 #endif |
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33 |
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34 ecf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_event_core_module); |
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35 |
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36 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
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37 ev->available = 1; |
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38 |
455 | 39 } else if (!(ngx_event_flags & NGX_USE_KQUEUE_EVENT)) { |
248
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40 ev->available = ecf->multi_accept; |
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41 } |
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42 |
543 | 43 lc = ev->data; |
44 ls = lc->listening; | |
45 ev->ready = 0; | |
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46 |
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47 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
543 | 48 "accept on %V, ready: %d", &ls->addr_text, ev->available); |
57
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49 |
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50 do { |
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51 socklen = NGX_SOCKADDRLEN; |
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52 |
3786 | 53 #if (NGX_HAVE_ACCEPT4) |
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54 if (use_accept4) { |
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55 s = accept4(lc->fd, (struct sockaddr *) sa, &socklen, |
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56 SOCK_NONBLOCK); |
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57 } else { |
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58 s = accept(lc->fd, (struct sockaddr *) sa, &socklen); |
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59 } |
3786 | 60 #else |
714 | 61 s = accept(lc->fd, (struct sockaddr *) sa, &socklen); |
3786 | 62 #endif |
477 | 63 |
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64 if (s == -1) { |
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65 err = ngx_socket_errno; |
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66 |
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67 if (err == NGX_EAGAIN) { |
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68 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, err, |
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69 "accept() not ready"); |
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70 return; |
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71 } |
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72 |
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73 #if (NGX_HAVE_ACCEPT4) |
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74 ngx_log_error((ngx_uint_t) ((err == NGX_ECONNABORTED) ? |
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75 NGX_LOG_ERR : NGX_LOG_ALERT), |
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76 ev->log, err, |
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77 use_accept4 ? "accept4() failed" : "accept() failed"); |
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78 |
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79 if (use_accept4 && err == NGX_ENOSYS) { |
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80 use_accept4 = 0; |
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81 ngx_inherited_nonblocking = 0; |
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82 continue; |
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83 } |
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84 #else |
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85 ngx_log_error((ngx_uint_t) ((err == NGX_ECONNABORTED) ? |
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86 NGX_LOG_ERR : NGX_LOG_ALERT), |
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87 ev->log, err, "accept() failed"); |
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88 #endif |
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89 |
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90 if (err == NGX_ECONNABORTED) { |
455 | 91 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
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92 ev->available--; |
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93 } |
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94 |
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95 if (ev->available) { |
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96 continue; |
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97 } |
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98 } |
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99 |
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100 return; |
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101 } |
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102 |
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103 #if (NGX_STAT_STUB) |
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104 (void) ngx_atomic_fetch_add(ngx_stat_accepted, 1); |
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105 #endif |
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106 |
2255 | 107 ngx_accept_disabled = ngx_cycle->connection_n / 8 |
543 | 108 - ngx_cycle->free_connection_n; |
109 | |
110 c = ngx_get_connection(s, ev->log); | |
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111 |
543 | 112 if (c == NULL) { |
113 if (ngx_close_socket(s) == -1) { | |
114 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, | |
115 ngx_close_socket_n " failed"); | |
116 } | |
119
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117 |
543 | 118 return; |
119 } | |
120 | |
635 | 121 #if (NGX_STAT_STUB) |
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122 (void) ngx_atomic_fetch_add(ngx_stat_active, 1); |
635 | 123 #endif |
124 | |
543 | 125 c->pool = ngx_create_pool(ls->pool_size, ev->log); |
126 if (c->pool == NULL) { | |
127 ngx_close_accepted_connection(c); | |
128 return; | |
129 } | |
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130 |
714 | 131 c->sockaddr = ngx_palloc(c->pool, socklen); |
543 | 132 if (c->sockaddr == NULL) { |
133 ngx_close_accepted_connection(c); | |
134 return; | |
135 } | |
136 | |
714 | 137 ngx_memcpy(c->sockaddr, sa, socklen); |
543 | 138 |
139 log = ngx_palloc(c->pool, sizeof(ngx_log_t)); | |
140 if (log == NULL) { | |
141 ngx_close_accepted_connection(c); | |
87
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142 return; |
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143 } |
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144 |
487 | 145 /* set a blocking mode for aio and non-blocking mode for others */ |
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146 |
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147 if (ngx_inherited_nonblocking) { |
543 | 148 if (ngx_event_flags & NGX_USE_AIO_EVENT) { |
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149 if (ngx_blocking(s) == -1) { |
543 | 150 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, |
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151 ngx_blocking_n " failed"); |
543 | 152 ngx_close_accepted_connection(c); |
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153 return; |
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Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
154 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
155 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
156 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
157 } else { |
346
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
158 if (!(ngx_event_flags & (NGX_USE_AIO_EVENT|NGX_USE_RTSIG_EVENT))) { |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
159 if (ngx_nonblocking(s) == -1) { |
543 | 160 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
161 ngx_nonblocking_n " failed"); |
543 | 162 ngx_close_accepted_connection(c); |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
163 return; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
164 } |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
165 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
166 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
167 |
543 | 168 *log = ls->log; |
169 | |
170 c->recv = ngx_recv; | |
171 c->send = ngx_send; | |
577 | 172 c->recv_chain = ngx_recv_chain; |
543 | 173 c->send_chain = ngx_send_chain; |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
174 |
543 | 175 c->log = log; |
176 c->pool->log = log; | |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
177 |
2512
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2255
diff
changeset
|
178 c->socklen = socklen; |
543 | 179 c->listening = ls; |
2512
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2255
diff
changeset
|
180 c->local_sockaddr = ls->sockaddr; |
543 | 181 |
182 c->unexpected_eof = 1; | |
183 | |
3230
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
184 #if (NGX_HAVE_UNIX_DOMAIN) |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
185 if (c->sockaddr->sa_family == AF_UNIX) { |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
186 c->tcp_nopush = NGX_TCP_NOPUSH_DISABLED; |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
187 c->tcp_nodelay = NGX_TCP_NODELAY_DISABLED; |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
188 #if (NGX_SOLARIS) |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
189 /* Solaris's sendfilev() supports AF_NCA, AF_INET, and AF_INET6 */ |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
190 c->sendfile = 0; |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
191 #endif |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
192 } |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
193 #endif |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
194 |
561 | 195 rev = c->read; |
196 wev = c->write; | |
86
3973260705cc
nginx-0.0.1-2003-05-12-19:52:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
197 |
164
84036764e215
nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
121
diff
changeset
|
198 wev->ready = 1; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
199 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
200 if (ngx_event_flags & (NGX_USE_AIO_EVENT|NGX_USE_RTSIG_EVENT)) { |
493 | 201 /* rtsig, aio, iocp */ |
164
84036764e215
nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
121
diff
changeset
|
202 rev->ready = 1; |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
203 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
204 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
205 if (ev->deferred_accept) { |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
206 rev->ready = 1; |
523 | 207 #if (NGX_HAVE_KQUEUE) |
208 rev->available = 1; | |
209 #endif | |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
210 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
211 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
212 rev->log = log; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
213 wev->log = log; |
57
a499e0d1f16e
nginx-0.0.1-2003-01-30-10:28:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
44
diff
changeset
|
214 |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
215 /* |
561 | 216 * TODO: MT: - ngx_atomic_fetch_add() |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
217 * or protection by critical section or light mutex |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
218 * |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
219 * TODO: MP: - allocated in a shared memory |
561 | 220 * - ngx_atomic_fetch_add() |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
221 * or protection by critical section or light mutex |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
222 */ |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
223 |
561 | 224 c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1); |
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
24
diff
changeset
|
225 |
495 | 226 #if (NGX_STAT_STUB) |
2951
5acd98486a33
ignore ngx_atomic_fetch_add() result
Igor Sysoev <igor@sysoev.ru>
parents:
2723
diff
changeset
|
227 (void) ngx_atomic_fetch_add(ngx_stat_handled, 1); |
495 | 228 #endif |
229 | |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
230 #if (NGX_THREADS) |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
231 rev->lock = &c->lock; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
232 wev->lock = &c->lock; |
380
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
changeset
|
233 rev->own_lock = &c->lock; |
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
changeset
|
234 wev->own_lock = &c->lock; |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
235 #endif |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
236 |
543 | 237 if (ls->addr_ntop) { |
2049 | 238 c->addr_text.data = ngx_pnalloc(c->pool, ls->addr_text_max_len); |
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
239 if (c->addr_text.data == NULL) { |
543 | 240 ngx_close_accepted_connection(c); |
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
241 return; |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
242 } |
577 | 243 |
2198
5975975eedc0
ngx_sock_ntop() takes family from sockaddr, remove duplicate field
Igor Sysoev <igor@sysoev.ru>
parents:
2049
diff
changeset
|
244 c->addr_text.len = ngx_sock_ntop(c->sockaddr, c->addr_text.data, |
2512
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2255
diff
changeset
|
245 ls->addr_text_max_len, 0); |
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
246 if (c->addr_text.len == 0) { |
543 | 247 ngx_close_accepted_connection(c); |
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
248 return; |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
249 } |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
250 } |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
251 |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
252 #if (NGX_DEBUG) |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
253 { |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
254 |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
255 in_addr_t i; |
665 | 256 ngx_event_debug_t *dc; |
479 | 257 struct sockaddr_in *sin; |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
258 |
479 | 259 sin = (struct sockaddr_in *) sa; |
665 | 260 dc = ecf->debug_connection.elts; |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
261 for (i = 0; i < ecf->debug_connection.nelts; i++) { |
665 | 262 if ((sin->sin_addr.s_addr & dc[i].mask) == dc[i].addr) { |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
263 log->log_level = NGX_LOG_DEBUG_CONNECTION|NGX_LOG_DEBUG_ALL; |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
264 break; |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
265 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
266 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
267 |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
268 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
269 #endif |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
270 |
665 | 271 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, log, 0, |
272 "*%d accept: %V fd:%d", c->number, &c->addr_text, s); | |
273 | |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
274 if (ngx_add_conn && (ngx_event_flags & NGX_USE_EPOLL_EVENT) == 0) { |
97
70d2345a903f
nginx-0.0.1-2003-05-29-17:02:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
275 if (ngx_add_conn(c) == NGX_ERROR) { |
543 | 276 ngx_close_accepted_connection(c); |
87
5f6d848dcbef
nginx-0.0.1-2003-05-13-20:02:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
86
diff
changeset
|
277 return; |
64
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
278 } |
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
279 } |
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
280 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
281 log->data = NULL; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
282 log->handler = NULL; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
283 |
543 | 284 ls->handler(c); |
57
a499e0d1f16e
nginx-0.0.1-2003-01-30-10:28:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
44
diff
changeset
|
285 |
455 | 286 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
287 ev->available--; |
57
a499e0d1f16e
nginx-0.0.1-2003-01-30-10:28:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
44
diff
changeset
|
288 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
289 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
290 } while (ev->available); |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
291 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
292 |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
293 |
493 | 294 ngx_int_t |
295 ngx_trylock_accept_mutex(ngx_cycle_t *cycle) | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
296 { |
611 | 297 if (ngx_shmtx_trylock(&ngx_accept_mutex)) { |
298 | |
301
744965ec6275
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parents:
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diff
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299 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
744965ec6275
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290
diff
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300 "accept mutex locked"); |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
301 |
719
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
302 if (ngx_accept_mutex_held |
f30b1a75fd3b
Solaris 10 event ports support
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parents:
714
diff
changeset
|
303 && ngx_accept_events == 0 |
f30b1a75fd3b
Solaris 10 event ports support
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parents:
714
diff
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304 && !(ngx_event_flags & NGX_USE_RTSIG_EVENT)) |
f30b1a75fd3b
Solaris 10 event ports support
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parents:
714
diff
changeset
|
305 { |
573 | 306 return NGX_OK; |
307 } | |
301
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parents:
290
diff
changeset
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308 |
573 | 309 if (ngx_enable_accept_events(cycle) == NGX_ERROR) { |
611 | 310 ngx_shmtx_unlock(&ngx_accept_mutex); |
573 | 311 return NGX_ERROR; |
301
744965ec6275
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parents:
290
diff
changeset
|
312 } |
744965ec6275
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parents:
290
diff
changeset
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313 |
719
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Solaris 10 event ports support
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parents:
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diff
changeset
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314 ngx_accept_events = 0; |
573 | 315 ngx_accept_mutex_held = 1; |
316 | |
301
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diff
changeset
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317 return NGX_OK; |
744965ec6275
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parents:
290
diff
changeset
|
318 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
319 |
719
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
320 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
321 "accept mutex lock failed: %ui", ngx_accept_mutex_held); |
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
322 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
301
diff
changeset
|
323 if (ngx_accept_mutex_held) { |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
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324 if (ngx_disable_accept_events(cycle) == NGX_ERROR) { |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
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325 return NGX_ERROR; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
326 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
327 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
301
diff
changeset
|
328 ngx_accept_mutex_held = 0; |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
329 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
330 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
331 return NGX_OK; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
332 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
333 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
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334 |
573 | 335 static ngx_int_t |
493 | 336 ngx_enable_accept_events(ngx_cycle_t *cycle) |
301
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parents:
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diff
changeset
|
337 { |
543 | 338 ngx_uint_t i; |
339 ngx_listening_t *ls; | |
340 ngx_connection_t *c; | |
301
744965ec6275
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parents:
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diff
changeset
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341 |
543 | 342 ls = cycle->listening.elts; |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
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343 for (i = 0; i < cycle->listening.nelts; i++) { |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
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diff
changeset
|
344 |
543 | 345 c = ls[i].connection; |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
346 |
346
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
347 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
573 | 348 |
543 | 349 if (ngx_add_conn(c) == NGX_ERROR) { |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
350 return NGX_ERROR; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
351 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
352 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
353 } else { |
543 | 354 if (ngx_add_event(c->read, NGX_READ_EVENT, 0) == NGX_ERROR) { |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
355 return NGX_ERROR; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
356 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
357 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
358 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
359 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
360 return NGX_OK; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
361 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
362 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
363 |
573 | 364 static ngx_int_t |
493 | 365 ngx_disable_accept_events(ngx_cycle_t *cycle) |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
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parents:
290
diff
changeset
|
366 { |
543 | 367 ngx_uint_t i; |
368 ngx_listening_t *ls; | |
369 ngx_connection_t *c; | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
370 |
543 | 371 ls = cycle->listening.elts; |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
372 for (i = 0; i < cycle->listening.nelts; i++) { |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
373 |
543 | 374 c = ls[i].connection; |
375 | |
376 if (!c->read->active) { | |
377 continue; | |
378 } | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
379 |
346
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
380 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
543 | 381 if (ngx_del_conn(c, NGX_DISABLE_EVENT) == NGX_ERROR) { |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
382 return NGX_ERROR; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
383 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
384 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
385 } else { |
543 | 386 if (ngx_del_event(c->read, NGX_READ_EVENT, NGX_DISABLE_EVENT) |
387 == NGX_ERROR) | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
388 { |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
389 return NGX_ERROR; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
390 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
391 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
392 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
393 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
394 return NGX_OK; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
395 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
396 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
397 |
493 | 398 static void |
543 | 399 ngx_close_accepted_connection(ngx_connection_t *c) |
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
400 { |
543 | 401 ngx_socket_t fd; |
402 | |
403 ngx_free_connection(c); | |
404 | |
405 fd = c->fd; | |
406 c->fd = (ngx_socket_t) -1; | |
407 | |
408 if (ngx_close_socket(fd) == -1) { | |
409 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_socket_errno, | |
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
410 ngx_close_socket_n " failed"); |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
411 } |
495 | 412 |
543 | 413 if (c->pool) { |
414 ngx_destroy_pool(c->pool); | |
415 } | |
416 | |
495 | 417 #if (NGX_STAT_STUB) |
2951
5acd98486a33
ignore ngx_atomic_fetch_add() result
Igor Sysoev <igor@sysoev.ru>
parents:
2723
diff
changeset
|
418 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); |
495 | 419 #endif |
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
420 } |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
421 |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
422 |
543 | 423 u_char * |
493 | 424 ngx_accept_log_error(ngx_log_t *log, u_char *buf, size_t len) |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
425 { |
543 | 426 return ngx_snprintf(buf, len, " while accepting new connection on %V", |
427 log->data); | |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
428 } |