Mercurial > hg > nginx
annotate src/event/ngx_event_accept.c @ 2255:fb7995c7bdd9
dynamic accept threshold
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 19 Sep 2008 12:47:13 +0000 |
parents | 5975975eedc0 |
children | 2e91aecb9e57 |
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 { |
714 | 24 socklen_t socklen; |
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)) { |
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 { |
714 | 51 socklen = NGX_SOCKLEN; |
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52 |
714 | 53 s = accept(lc->fd, (struct sockaddr *) sa, &socklen); |
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 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, err, |
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60 "accept() not ready"); |
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61 return; |
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62 } |
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63 |
617 | 64 ngx_log_error((err == NGX_ECONNABORTED) ? NGX_LOG_ERR: |
509 | 65 NGX_LOG_ALERT, |
543 | 66 ev->log, err, "accept() failed"); |
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67 |
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68 if (err == NGX_ECONNABORTED) { |
455 | 69 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
248
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70 ev->available--; |
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71 } |
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72 |
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73 if (ev->available) { |
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74 continue; |
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75 } |
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76 } |
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77 |
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78 return; |
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79 } |
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80 |
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81 #if (NGX_STAT_STUB) |
561 | 82 ngx_atomic_fetch_add(ngx_stat_accepted, 1); |
426
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83 #endif |
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84 |
2255 | 85 ngx_accept_disabled = ngx_cycle->connection_n / 8 |
543 | 86 - ngx_cycle->free_connection_n; |
87 | |
88 c = ngx_get_connection(s, ev->log); | |
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89 |
543 | 90 if (c == NULL) { |
91 if (ngx_close_socket(s) == -1) { | |
92 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, | |
93 ngx_close_socket_n " failed"); | |
94 } | |
119
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95 |
543 | 96 return; |
97 } | |
98 | |
635 | 99 #if (NGX_STAT_STUB) |
100 ngx_atomic_fetch_add(ngx_stat_active, 1); | |
101 #endif | |
102 | |
543 | 103 c->pool = ngx_create_pool(ls->pool_size, ev->log); |
104 if (c->pool == NULL) { | |
105 ngx_close_accepted_connection(c); | |
106 return; | |
107 } | |
97
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108 |
714 | 109 c->sockaddr = ngx_palloc(c->pool, socklen); |
543 | 110 if (c->sockaddr == NULL) { |
111 ngx_close_accepted_connection(c); | |
112 return; | |
113 } | |
114 | |
714 | 115 ngx_memcpy(c->sockaddr, sa, socklen); |
543 | 116 |
117 log = ngx_palloc(c->pool, sizeof(ngx_log_t)); | |
118 if (log == NULL) { | |
119 ngx_close_accepted_connection(c); | |
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120 return; |
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121 } |
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122 |
487 | 123 /* set a blocking mode for aio and non-blocking mode for others */ |
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124 |
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125 if (ngx_inherited_nonblocking) { |
543 | 126 if (ngx_event_flags & NGX_USE_AIO_EVENT) { |
93
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127 if (ngx_blocking(s) == -1) { |
543 | 128 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, |
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129 ngx_blocking_n " failed"); |
543 | 130 ngx_close_accepted_connection(c); |
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131 return; |
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132 } |
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133 } |
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134 |
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135 } else { |
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136 if (!(ngx_event_flags & (NGX_USE_AIO_EVENT|NGX_USE_RTSIG_EVENT))) { |
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137 if (ngx_nonblocking(s) == -1) { |
543 | 138 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, |
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139 ngx_nonblocking_n " failed"); |
543 | 140 ngx_close_accepted_connection(c); |
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141 return; |
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142 } |
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143 } |
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144 } |
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145 |
543 | 146 *log = ls->log; |
147 | |
148 c->recv = ngx_recv; | |
149 c->send = ngx_send; | |
577 | 150 c->recv_chain = ngx_recv_chain; |
543 | 151 c->send_chain = ngx_send_chain; |
103
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152 |
543 | 153 c->log = log; |
154 c->pool->log = log; | |
103
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155 |
543 | 156 c->listening = ls; |
714 | 157 c->socklen = socklen; |
543 | 158 |
159 c->unexpected_eof = 1; | |
160 | |
561 | 161 rev = c->read; |
162 wev = c->write; | |
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163 |
164
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164 wev->ready = 1; |
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165 |
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166 if (ngx_event_flags & (NGX_USE_AIO_EVENT|NGX_USE_RTSIG_EVENT)) { |
493 | 167 /* rtsig, aio, iocp */ |
164
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168 rev->ready = 1; |
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169 } |
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170 |
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171 if (ev->deferred_accept) { |
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172 rev->ready = 1; |
523 | 173 #if (NGX_HAVE_KQUEUE) |
174 rev->available = 1; | |
175 #endif | |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
176 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
177 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
178 rev->log = log; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
179 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
|
180 |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
181 /* |
561 | 182 * 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
|
183 * 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
|
184 * |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
185 * TODO: MP: - allocated in a shared memory |
561 | 186 * - 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
|
187 * 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
|
188 */ |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
189 |
561 | 190 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
|
191 |
495 | 192 #if (NGX_STAT_STUB) |
561 | 193 ngx_atomic_fetch_add(ngx_stat_handled, 1); |
495 | 194 #endif |
195 | |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
196 #if (NGX_THREADS) |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
197 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
|
198 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
|
199 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
|
200 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
|
201 #endif |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
202 |
543 | 203 if (ls->addr_ntop) { |
2049 | 204 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
|
205 if (c->addr_text.data == NULL) { |
543 | 206 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
|
207 return; |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
208 } |
577 | 209 |
2198
5975975eedc0
ngx_sock_ntop() takes family from sockaddr, remove duplicate field
Igor Sysoev <igor@sysoev.ru>
parents:
2049
diff
changeset
|
210 c->addr_text.len = ngx_sock_ntop(c->sockaddr, c->addr_text.data, |
543 | 211 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
|
212 if (c->addr_text.len == 0) { |
543 | 213 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
|
214 return; |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
215 } |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
216 } |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
217 |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
218 #if (NGX_DEBUG) |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
219 { |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
220 |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
221 in_addr_t i; |
665 | 222 ngx_event_debug_t *dc; |
479 | 223 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
|
224 |
479 | 225 sin = (struct sockaddr_in *) sa; |
665 | 226 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
|
227 for (i = 0; i < ecf->debug_connection.nelts; i++) { |
665 | 228 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
|
229 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
|
230 break; |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
231 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
232 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
233 |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
234 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
235 #endif |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
236 |
665 | 237 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, log, 0, |
238 "*%d accept: %V fd:%d", c->number, &c->addr_text, s); | |
239 | |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
240 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
|
241 if (ngx_add_conn(c) == NGX_ERROR) { |
543 | 242 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
|
243 return; |
64
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
244 } |
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
245 } |
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
246 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
247 log->data = NULL; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
248 log->handler = NULL; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
249 |
543 | 250 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
|
251 |
455 | 252 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
|
253 ev->available--; |
57
a499e0d1f16e
nginx-0.0.1-2003-01-30-10:28:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
44
diff
changeset
|
254 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
255 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
256 } while (ev->available); |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
257 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
258 |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
259 |
493 | 260 ngx_int_t |
261 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
|
262 { |
611 | 263 if (ngx_shmtx_trylock(&ngx_accept_mutex)) { |
264 | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
265 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
|
266 "accept mutex locked"); |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
267 |
719
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
268 if (ngx_accept_mutex_held |
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
269 && ngx_accept_events == 0 |
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
270 && !(ngx_event_flags & NGX_USE_RTSIG_EVENT)) |
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
271 { |
573 | 272 return NGX_OK; |
273 } | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
274 |
573 | 275 if (ngx_enable_accept_events(cycle) == NGX_ERROR) { |
611 | 276 ngx_shmtx_unlock(&ngx_accept_mutex); |
573 | 277 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
|
278 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
279 |
719
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
280 ngx_accept_events = 0; |
573 | 281 ngx_accept_mutex_held = 1; |
282 | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
283 return NGX_OK; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
284 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
285 |
719
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
286 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
|
287 "accept mutex lock failed: %ui", ngx_accept_mutex_held); |
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
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 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
|
290 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
|
291 return NGX_ERROR; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
292 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
293 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
301
diff
changeset
|
294 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
|
295 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
296 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
297 return NGX_OK; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
298 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
299 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
300 |
573 | 301 static ngx_int_t |
493 | 302 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
|
303 { |
543 | 304 ngx_uint_t i; |
305 ngx_listening_t *ls; | |
306 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
|
307 |
543 | 308 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
|
309 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
|
310 |
543 | 311 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
|
312 |
346
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
313 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
573 | 314 |
543 | 315 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
|
316 return NGX_ERROR; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
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317 } |
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318 |
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319 } else { |
543 | 320 if (ngx_add_event(c->read, NGX_READ_EVENT, 0) == NGX_ERROR) { |
301
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321 return NGX_ERROR; |
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322 } |
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323 } |
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324 } |
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325 |
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326 return NGX_OK; |
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327 } |
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328 |
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329 |
573 | 330 static ngx_int_t |
493 | 331 ngx_disable_accept_events(ngx_cycle_t *cycle) |
301
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332 { |
543 | 333 ngx_uint_t i; |
334 ngx_listening_t *ls; | |
335 ngx_connection_t *c; | |
301
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336 |
543 | 337 ls = cycle->listening.elts; |
301
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338 for (i = 0; i < cycle->listening.nelts; i++) { |
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339 |
543 | 340 c = ls[i].connection; |
341 | |
342 if (!c->read->active) { | |
343 continue; | |
344 } | |
301
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345 |
346
55e496a8ece3
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346 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
543 | 347 if (ngx_del_conn(c, NGX_DISABLE_EVENT) == NGX_ERROR) { |
301
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348 return NGX_ERROR; |
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349 } |
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350 |
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351 } else { |
543 | 352 if (ngx_del_event(c->read, NGX_READ_EVENT, NGX_DISABLE_EVENT) |
353 == NGX_ERROR) | |
301
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354 { |
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355 return NGX_ERROR; |
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356 } |
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357 } |
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358 } |
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359 |
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360 return NGX_OK; |
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361 } |
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362 |
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363 |
493 | 364 static void |
543 | 365 ngx_close_accepted_connection(ngx_connection_t *c) |
419
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366 { |
543 | 367 ngx_socket_t fd; |
368 | |
369 ngx_free_connection(c); | |
370 | |
371 fd = c->fd; | |
372 c->fd = (ngx_socket_t) -1; | |
373 | |
374 if (ngx_close_socket(fd) == -1) { | |
375 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_socket_errno, | |
419
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376 ngx_close_socket_n " failed"); |
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377 } |
495 | 378 |
543 | 379 if (c->pool) { |
380 ngx_destroy_pool(c->pool); | |
381 } | |
382 | |
495 | 383 #if (NGX_STAT_STUB) |
561 | 384 ngx_atomic_fetch_add(ngx_stat_active, -1); |
495 | 385 #endif |
419
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386 } |
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parents:
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|
387 |
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388 |
543 | 389 u_char * |
493 | 390 ngx_accept_log_error(ngx_log_t *log, u_char *buf, size_t len) |
191
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164
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391 { |
543 | 392 return ngx_snprintf(buf, len, " while accepting new connection on %V", |
393 log->data); | |
191
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394 } |