Mercurial > hg > nginx-quic
annotate src/event/ngx_event_accept.c @ 4458:2d4ff8bd5649
Limit conn: returned to the old behavior of using the first actual limit on
the way.
It was unintentionally changed in r4272, so that it could only limit the first
location where the processing of the request has reached PREACCESS phase.
| author | Valentin Bartenev <vbart@nginx.com> |
|---|---|
| date | Fri, 10 Feb 2012 10:48:58 +0000 |
| parents | d620f497c50f |
| 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. |
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5 */ |
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6 |
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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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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); |
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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)) { |
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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 { |
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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 } | |
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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); | |
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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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93
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Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
147 if (ngx_inherited_nonblocking) { |
| 543 | 148 if (ngx_event_flags & NGX_USE_AIO_EVENT) { |
|
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
149 if (ngx_blocking(s) == -1) { |
| 543 | 150 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
|
151 ngx_blocking_n " failed"); |
| 543 | 152 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
|
153 return; |
|
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
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
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
299 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
|
300 "accept mutex locked"); |
|
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
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
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
303 && ngx_accept_events == 0 |
|
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
304 && !(ngx_event_flags & NGX_USE_RTSIG_EVENT)) |
|
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
305 { |
| 573 | 306 return NGX_OK; |
| 307 } | |
|
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
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
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 |
|
719
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
314 ngx_accept_events = 0; |
| 573 | 315 ngx_accept_mutex_held = 1; |
| 316 | |
|
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
317 return NGX_OK; |
|
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
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
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
324 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
|
325 return NGX_ERROR; |
|
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
326 } |
|
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
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
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
329 } |
|
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
330 |
|
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
331 return NGX_OK; |
|
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
332 } |
|
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
333 |
|
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
334 |
| 573 | 335 static ngx_int_t |
| 493 | 336 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
|
337 { |
| 543 | 338 ngx_uint_t i; |
| 339 ngx_listening_t *ls; | |
| 340 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
|
341 |
| 543 | 342 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
|
343 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
|
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
Igor Sysoev <igor@sysoev.ru>
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
Igor Sysoev <igor@sysoev.ru>
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 } |