Mercurial > hg > nginx
annotate src/event/ngx_event_accept.c @ 635:18268abd340c release-0.3.39
nginx-0.3.39-RELEASE import
*) Feature: the "uninitialized_variable_warn" directive; the logging
level of the "uninitialized variable" message was lowered from
"alert" to "warn".
*) Feature: the "override_charset" directive.
*) Change: now if the unknown variable is used in the "echo" and "if
expr='$name'" SSI-commands, then the "unknown variable" message is
not logged.
*) Bugfix: the active connection counter increased on the exceeding of
the connection limit specified by the "worker_connections"
directive; the bug had appeared in 0.2.0.
*) Bugfix: the limit rate might not work on some condition; the bug had
appeared in 0.3.38.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 17 Apr 2006 19:55:41 +0000 |
parents | 51b27717f140 |
children | 5e8fb59c18c1 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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11 |
543 | 12 /* the buffer size is enough to hold "struct sockaddr_un" */ |
13 #define NGX_SOCKLEN 512 | |
14 | |
15 | |
573 | 16 static ngx_int_t ngx_enable_accept_events(ngx_cycle_t *cycle); |
17 static ngx_int_t ngx_disable_accept_events(ngx_cycle_t *cycle); | |
543 | 18 static void ngx_close_accepted_connection(ngx_connection_t *c); |
191
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19 |
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20 |
493 | 21 void |
22 ngx_event_accept(ngx_event_t *ev) | |
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23 { |
543 | 24 socklen_t sl; |
483 | 25 ngx_err_t err; |
26 ngx_log_t *log; | |
27 ngx_socket_t s; | |
28 ngx_event_t *rev, *wev; | |
543 | 29 ngx_listening_t *ls; |
30 ngx_connection_t *c, *lc; | |
483 | 31 ngx_event_conf_t *ecf; |
543 | 32 char sa[NGX_SOCKLEN]; |
26
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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)) { |
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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); |
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49 |
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50 do { |
543 | 51 sl = NGX_SOCKLEN; |
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52 |
543 | 53 s = accept(lc->fd, (struct sockaddr *) sa, &sl); |
477 | 54 |
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55 if (s == -1) { |
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56 err = ngx_socket_errno; |
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58 if (err == NGX_EAGAIN) { |
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59 return; |
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60 } |
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61 |
617 | 62 ngx_log_error((err == NGX_ECONNABORTED) ? NGX_LOG_ERR: |
509 | 63 NGX_LOG_ALERT, |
543 | 64 ev->log, err, "accept() failed"); |
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65 |
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66 if (err == NGX_ECONNABORTED) { |
455 | 67 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
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68 ev->available--; |
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69 } |
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70 |
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71 if (ev->available) { |
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72 continue; |
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73 } |
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74 } |
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75 |
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76 return; |
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77 } |
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78 |
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79 #if (NGX_STAT_STUB) |
561 | 80 ngx_atomic_fetch_add(ngx_stat_accepted, 1); |
426
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81 #endif |
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82 |
543 | 83 ngx_accept_disabled = NGX_ACCEPT_THRESHOLD |
84 - ngx_cycle->free_connection_n; | |
85 | |
86 c = ngx_get_connection(s, ev->log); | |
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87 |
543 | 88 if (c == NULL) { |
89 if (ngx_close_socket(s) == -1) { | |
90 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, | |
91 ngx_close_socket_n " failed"); | |
92 } | |
119
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93 |
543 | 94 return; |
95 } | |
96 | |
635 | 97 #if (NGX_STAT_STUB) |
98 ngx_atomic_fetch_add(ngx_stat_active, 1); | |
99 #endif | |
100 | |
543 | 101 c->pool = ngx_create_pool(ls->pool_size, ev->log); |
102 if (c->pool == NULL) { | |
103 ngx_close_accepted_connection(c); | |
104 return; | |
105 } | |
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106 |
543 | 107 c->sockaddr = ngx_palloc(c->pool, sl); |
108 if (c->sockaddr == NULL) { | |
109 ngx_close_accepted_connection(c); | |
110 return; | |
111 } | |
112 | |
113 ngx_memcpy(c->sockaddr, sa, sl); | |
114 | |
115 log = ngx_palloc(c->pool, sizeof(ngx_log_t)); | |
116 if (log == NULL) { | |
117 ngx_close_accepted_connection(c); | |
87
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118 return; |
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119 } |
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120 |
487 | 121 /* set a blocking mode for aio and non-blocking mode for others */ |
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122 |
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123 if (ngx_inherited_nonblocking) { |
543 | 124 if (ngx_event_flags & NGX_USE_AIO_EVENT) { |
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125 if (ngx_blocking(s) == -1) { |
543 | 126 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, |
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127 ngx_blocking_n " failed"); |
543 | 128 ngx_close_accepted_connection(c); |
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129 return; |
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130 } |
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131 } |
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132 |
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133 } else { |
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134 if (!(ngx_event_flags & (NGX_USE_AIO_EVENT|NGX_USE_RTSIG_EVENT))) { |
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135 if (ngx_nonblocking(s) == -1) { |
543 | 136 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, |
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137 ngx_nonblocking_n " failed"); |
543 | 138 ngx_close_accepted_connection(c); |
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139 return; |
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140 } |
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141 } |
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142 } |
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143 |
543 | 144 *log = ls->log; |
145 | |
146 c->recv = ngx_recv; | |
147 c->send = ngx_send; | |
577 | 148 c->recv_chain = ngx_recv_chain; |
543 | 149 c->send_chain = ngx_send_chain; |
103
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150 |
543 | 151 c->log = log; |
152 c->pool->log = log; | |
103
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153 |
543 | 154 c->listening = ls; |
155 c->socklen = sl; | |
156 | |
157 c->unexpected_eof = 1; | |
158 | |
159 c->ctx = lc->ctx; | |
160 c->servers = lc->servers; | |
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161 |
561 | 162 rev = c->read; |
163 wev = c->write; | |
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164 |
164
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165 wev->ready = 1; |
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166 |
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167 if (ngx_event_flags & (NGX_USE_AIO_EVENT|NGX_USE_RTSIG_EVENT)) { |
493 | 168 /* rtsig, aio, iocp */ |
164
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169 rev->ready = 1; |
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170 } |
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171 |
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172 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
|
173 rev->ready = 1; |
523 | 174 #if (NGX_HAVE_KQUEUE) |
175 rev->available = 1; | |
176 #endif | |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
177 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
178 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
179 rev->log = log; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
180 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
|
181 |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
182 /* |
561 | 183 * 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
|
184 * 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
|
185 * |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
186 * TODO: MP: - allocated in a shared memory |
561 | 187 * - 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
|
188 * 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
|
189 */ |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
190 |
561 | 191 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
|
192 |
495 | 193 #if (NGX_STAT_STUB) |
561 | 194 ngx_atomic_fetch_add(ngx_stat_handled, 1); |
495 | 195 #endif |
196 | |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
197 #if (NGX_THREADS) |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
198 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
|
199 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
|
200 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
|
201 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
|
202 #endif |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
203 |
543 | 204 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0, |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
205 "accept: fd:%d c:%d", s, c->number); |
6
669801705ab1
nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents:
3
diff
changeset
|
206 |
543 | 207 if (ls->addr_ntop) { |
208 c->addr_text.data = ngx_palloc(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
|
209 if (c->addr_text.data == NULL) { |
543 | 210 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
|
211 return; |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
212 } |
577 | 213 |
543 | 214 c->addr_text.len = ngx_sock_ntop(ls->family, c->sockaddr, |
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
215 c->addr_text.data, |
543 | 216 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
|
217 if (c->addr_text.len == 0) { |
543 | 218 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
|
219 return; |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
220 } |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
221 } |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
222 |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
223 #if (NGX_DEBUG) |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
224 { |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
225 |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
226 uint32_t *addr; |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
227 in_addr_t i; |
479 | 228 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
|
229 |
479 | 230 sin = (struct sockaddr_in *) sa; |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
231 addr = ecf->debug_connection.elts; |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
232 for (i = 0; i < ecf->debug_connection.nelts; i++) { |
479 | 233 if (addr[i] == sin->sin_addr.s_addr) { |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
234 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
|
235 break; |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
236 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
237 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
238 |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
239 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
240 #endif |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
241 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
242 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
|
243 if (ngx_add_conn(c) == NGX_ERROR) { |
543 | 244 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
|
245 return; |
64
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
246 } |
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
247 } |
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
248 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
249 log->data = NULL; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
250 log->handler = NULL; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
251 |
543 | 252 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
|
253 |
455 | 254 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
|
255 ev->available--; |
57
a499e0d1f16e
nginx-0.0.1-2003-01-30-10:28:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
44
diff
changeset
|
256 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
257 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
258 } while (ev->available); |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
259 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
260 |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
261 |
493 | 262 ngx_int_t |
263 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
|
264 { |
611 | 265 if (ngx_shmtx_trylock(&ngx_accept_mutex)) { |
266 | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
267 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
268 "accept mutex locked"); |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
269 |
615 | 270 if (ngx_accept_mutex_held && !(ngx_event_flags & NGX_USE_RTSIG_EVENT)) { |
573 | 271 return NGX_OK; |
272 } | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
273 |
573 | 274 if (ngx_enable_accept_events(cycle) == NGX_ERROR) { |
611 | 275 ngx_shmtx_unlock(&ngx_accept_mutex); |
573 | 276 return NGX_ERROR; |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
277 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
278 |
573 | 279 ngx_accept_mutex_held = 1; |
280 | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
281 return NGX_OK; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
282 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
283 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
301
diff
changeset
|
284 if (ngx_accept_mutex_held) { |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
285 if (ngx_disable_accept_events(cycle) == NGX_ERROR) { |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
286 return NGX_ERROR; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
287 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
288 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
301
diff
changeset
|
289 ngx_accept_mutex_held = 0; |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
290 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
291 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
292 return NGX_OK; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
293 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
294 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
295 |
573 | 296 static ngx_int_t |
493 | 297 ngx_enable_accept_events(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
|
298 { |
543 | 299 ngx_uint_t i; |
300 ngx_listening_t *ls; | |
301 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
|
302 |
543 | 303 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
|
304 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
|
305 |
543 | 306 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
|
307 |
346
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
308 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
573 | 309 |
543 | 310 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
|
311 return NGX_ERROR; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
312 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
313 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
314 } else { |
543 | 315 if (ngx_add_event(c->read, NGX_READ_EVENT, 0) == NGX_ERROR) { |
301
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316 return NGX_ERROR; |
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317 } |
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318 } |
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319 } |
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320 |
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321 return NGX_OK; |
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322 } |
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323 |
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324 |
573 | 325 static ngx_int_t |
493 | 326 ngx_disable_accept_events(ngx_cycle_t *cycle) |
301
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327 { |
543 | 328 ngx_uint_t i; |
329 ngx_listening_t *ls; | |
330 ngx_connection_t *c; | |
301
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331 |
543 | 332 ls = cycle->listening.elts; |
301
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333 for (i = 0; i < cycle->listening.nelts; i++) { |
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334 |
543 | 335 c = ls[i].connection; |
336 | |
337 if (!c->read->active) { | |
338 continue; | |
339 } | |
301
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340 |
346
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341 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
543 | 342 if (ngx_del_conn(c, NGX_DISABLE_EVENT) == NGX_ERROR) { |
301
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343 return NGX_ERROR; |
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344 } |
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345 |
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346 } else { |
543 | 347 if (ngx_del_event(c->read, NGX_READ_EVENT, NGX_DISABLE_EVENT) |
348 == NGX_ERROR) | |
301
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349 { |
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350 return NGX_ERROR; |
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351 } |
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352 } |
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353 } |
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354 |
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355 return NGX_OK; |
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356 } |
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357 |
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358 |
493 | 359 static void |
543 | 360 ngx_close_accepted_connection(ngx_connection_t *c) |
419
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361 { |
543 | 362 ngx_socket_t fd; |
363 | |
364 ngx_free_connection(c); | |
365 | |
366 fd = c->fd; | |
367 c->fd = (ngx_socket_t) -1; | |
368 | |
369 if (ngx_close_socket(fd) == -1) { | |
370 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_socket_errno, | |
419
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371 ngx_close_socket_n " failed"); |
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372 } |
495 | 373 |
543 | 374 if (c->pool) { |
375 ngx_destroy_pool(c->pool); | |
376 } | |
377 | |
495 | 378 #if (NGX_STAT_STUB) |
561 | 379 ngx_atomic_fetch_add(ngx_stat_active, -1); |
495 | 380 #endif |
419
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381 } |
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382 |
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383 |
543 | 384 u_char * |
493 | 385 ngx_accept_log_error(ngx_log_t *log, u_char *buf, size_t len) |
191
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386 { |
543 | 387 return ngx_snprintf(buf, len, " while accepting new connection on %V", |
388 log->data); | |
191
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389 } |