Mercurial > hg > nginx
annotate src/event/ngx_event_accept.c @ 6153:4f6efabcb09b
The "reuseport" option of the "listen" directive.
When configured, an individual listen socket on a given address is
created for each worker process. This allows to reduce in-kernel lock
contention on configurations with high accept rates, resulting in better
performance. As of now it works on Linux and DragonFly BSD.
Note that on Linux incoming connection requests are currently tied up
to a specific listen socket, and if some sockets are closed, connection
requests will be reset, see https://lwn.net/Articles/542629/. With
nginx, this may happen if the number of worker processes is reduced.
There is no such problem on DragonFly BSD.
Based on previous work by Sepherosa Ziehau and Yingqi Lu.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Wed, 20 May 2015 15:51:56 +0300 |
parents | adba26ff70b5 |
children | 8f038068f4bc |
rev | line source |
---|---|
441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
99
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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); |
6153
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14 static ngx_int_t ngx_disable_accept_events(ngx_cycle_t *cycle, ngx_uint_t all); |
543 | 15 static void ngx_close_accepted_connection(ngx_connection_t *c); |
191
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16 |
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17 |
493 | 18 void |
19 ngx_event_accept(ngx_event_t *ev) | |
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20 { |
714 | 21 socklen_t socklen; |
483 | 22 ngx_err_t err; |
23 ngx_log_t *log; | |
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24 ngx_uint_t level; |
483 | 25 ngx_socket_t s; |
26 ngx_event_t *rev, *wev; | |
543 | 27 ngx_listening_t *ls; |
28 ngx_connection_t *c, *lc; | |
483 | 29 ngx_event_conf_t *ecf; |
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30 u_char sa[NGX_SOCKADDRLEN]; |
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31 #if (NGX_HAVE_ACCEPT4) |
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32 static ngx_uint_t use_accept4 = 1; |
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33 #endif |
26
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34 |
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35 if (ev->timedout) { |
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36 if (ngx_enable_accept_events((ngx_cycle_t *) ngx_cycle) != NGX_OK) { |
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37 return; |
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38 } |
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39 |
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40 ev->timedout = 0; |
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41 } |
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42 |
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43 ecf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_event_core_module); |
97
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44 |
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45 if (!(ngx_event_flags & NGX_USE_KQUEUE_EVENT)) { |
248
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46 ev->available = ecf->multi_accept; |
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47 } |
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48 |
543 | 49 lc = ev->data; |
50 ls = lc->listening; | |
51 ev->ready = 0; | |
57
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52 |
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53 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
543 | 54 "accept on %V, ready: %d", &ls->addr_text, ev->available); |
57
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55 |
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56 do { |
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57 socklen = NGX_SOCKADDRLEN; |
191
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58 |
3786 | 59 #if (NGX_HAVE_ACCEPT4) |
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60 if (use_accept4) { |
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61 s = accept4(lc->fd, (struct sockaddr *) sa, &socklen, |
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62 SOCK_NONBLOCK); |
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63 } else { |
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64 s = accept(lc->fd, (struct sockaddr *) sa, &socklen); |
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65 } |
3786 | 66 #else |
714 | 67 s = accept(lc->fd, (struct sockaddr *) sa, &socklen); |
3786 | 68 #endif |
477 | 69 |
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70 if (s == (ngx_socket_t) -1) { |
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71 err = ngx_socket_errno; |
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72 |
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73 if (err == NGX_EAGAIN) { |
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74 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, err, |
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75 "accept() not ready"); |
87
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76 return; |
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77 } |
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78 |
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79 level = NGX_LOG_ALERT; |
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80 |
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81 if (err == NGX_ECONNABORTED) { |
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82 level = NGX_LOG_ERR; |
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83 |
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84 } else if (err == NGX_EMFILE || err == NGX_ENFILE) { |
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85 level = NGX_LOG_CRIT; |
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86 } |
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87 |
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88 #if (NGX_HAVE_ACCEPT4) |
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89 ngx_log_error(level, ev->log, err, |
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90 use_accept4 ? "accept4() failed" : "accept() failed"); |
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91 |
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92 if (use_accept4 && err == NGX_ENOSYS) { |
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93 use_accept4 = 0; |
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94 ngx_inherited_nonblocking = 0; |
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95 continue; |
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96 } |
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97 #else |
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98 ngx_log_error(level, ev->log, err, "accept() failed"); |
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99 #endif |
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100 |
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101 if (err == NGX_ECONNABORTED) { |
455 | 102 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
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103 ev->available--; |
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104 } |
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105 |
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106 if (ev->available) { |
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107 continue; |
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108 } |
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109 } |
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110 |
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111 if (err == NGX_EMFILE || err == NGX_ENFILE) { |
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112 if (ngx_disable_accept_events((ngx_cycle_t *) ngx_cycle, 1) |
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113 != NGX_OK) |
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114 { |
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115 return; |
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116 } |
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117 |
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118 if (ngx_use_accept_mutex) { |
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119 if (ngx_accept_mutex_held) { |
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120 ngx_shmtx_unlock(&ngx_accept_mutex); |
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121 ngx_accept_mutex_held = 0; |
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122 } |
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123 |
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124 ngx_accept_disabled = 1; |
c05cfc46b3bc
Accept moderation in case of EMFILE/ENFILE.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4613
diff
changeset
|
125 |
c05cfc46b3bc
Accept moderation in case of EMFILE/ENFILE.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4613
diff
changeset
|
126 } else { |
c05cfc46b3bc
Accept moderation in case of EMFILE/ENFILE.
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parents:
4613
diff
changeset
|
127 ngx_add_timer(ev, ecf->accept_mutex_delay); |
c05cfc46b3bc
Accept moderation in case of EMFILE/ENFILE.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4613
diff
changeset
|
128 } |
c05cfc46b3bc
Accept moderation in case of EMFILE/ENFILE.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4613
diff
changeset
|
129 } |
c05cfc46b3bc
Accept moderation in case of EMFILE/ENFILE.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4613
diff
changeset
|
130 |
97
70d2345a903f
nginx-0.0.1-2003-05-29-17:02:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
131 return; |
70d2345a903f
nginx-0.0.1-2003-05-29-17:02:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
132 } |
70d2345a903f
nginx-0.0.1-2003-05-29-17:02:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
133 |
426
3f88935a02e8
nginx-0.0.10-2004-09-14-23:39:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
425
diff
changeset
|
134 #if (NGX_STAT_STUB) |
2951
5acd98486a33
ignore ngx_atomic_fetch_add() result
Igor Sysoev <igor@sysoev.ru>
parents:
2723
diff
changeset
|
135 (void) ngx_atomic_fetch_add(ngx_stat_accepted, 1); |
426
3f88935a02e8
nginx-0.0.10-2004-09-14-23:39:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
425
diff
changeset
|
136 #endif |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
315
diff
changeset
|
137 |
2255 | 138 ngx_accept_disabled = ngx_cycle->connection_n / 8 |
543 | 139 - ngx_cycle->free_connection_n; |
140 | |
141 c = ngx_get_connection(s, ev->log); | |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
315
diff
changeset
|
142 |
543 | 143 if (c == NULL) { |
144 if (ngx_close_socket(s) == -1) { | |
145 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_socket_errno, | |
146 ngx_close_socket_n " failed"); | |
147 } | |
119
cd54bcbaf3b5
nginx-0.0.1-2003-07-21-01:15:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
117
diff
changeset
|
148 |
543 | 149 return; |
150 } | |
151 | |
635 | 152 #if (NGX_STAT_STUB) |
2951
5acd98486a33
ignore ngx_atomic_fetch_add() result
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parents:
2723
diff
changeset
|
153 (void) ngx_atomic_fetch_add(ngx_stat_active, 1); |
635 | 154 #endif |
155 | |
543 | 156 c->pool = ngx_create_pool(ls->pool_size, ev->log); |
157 if (c->pool == NULL) { | |
158 ngx_close_accepted_connection(c); | |
159 return; | |
160 } | |
97
70d2345a903f
nginx-0.0.1-2003-05-29-17:02:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
161 |
714 | 162 c->sockaddr = ngx_palloc(c->pool, socklen); |
543 | 163 if (c->sockaddr == NULL) { |
164 ngx_close_accepted_connection(c); | |
165 return; | |
166 } | |
167 | |
714 | 168 ngx_memcpy(c->sockaddr, sa, socklen); |
543 | 169 |
170 log = ngx_palloc(c->pool, sizeof(ngx_log_t)); | |
171 if (log == NULL) { | |
172 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
|
173 return; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
174 } |
6
669801705ab1
nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents:
3
diff
changeset
|
175 |
6125
4dc8e7b62216
Removed the obsolete aio module.
Ruslan Ermilov <ru@nginx.com>
parents:
5820
diff
changeset
|
176 /* set a blocking mode for iocp and non-blocking mode for others */ |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
177 |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
178 if (ngx_inherited_nonblocking) { |
6125
4dc8e7b62216
Removed the obsolete aio module.
Ruslan Ermilov <ru@nginx.com>
parents:
5820
diff
changeset
|
179 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
180 if (ngx_blocking(s) == -1) { |
543 | 181 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
|
182 ngx_blocking_n " failed"); |
543 | 183 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
|
184 return; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
185 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
186 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
187 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
188 } else { |
6126
adba26ff70b5
Removed the obsolete rtsig module.
Ruslan Ermilov <ru@nginx.com>
parents:
6125
diff
changeset
|
189 if (!(ngx_event_flags & NGX_USE_IOCP_EVENT)) { |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
190 if (ngx_nonblocking(s) == -1) { |
543 | 191 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
|
192 ngx_nonblocking_n " failed"); |
543 | 193 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
|
194 return; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
92
diff
changeset
|
195 } |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
196 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
197 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
198 |
543 | 199 *log = ls->log; |
200 | |
201 c->recv = ngx_recv; | |
202 c->send = ngx_send; | |
577 | 203 c->recv_chain = ngx_recv_chain; |
543 | 204 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
|
205 |
543 | 206 c->log = log; |
207 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
|
208 |
2512
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2255
diff
changeset
|
209 c->socklen = socklen; |
543 | 210 c->listening = ls; |
2512
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2255
diff
changeset
|
211 c->local_sockaddr = ls->sockaddr; |
5463
1ab1cf63f885
Core: keep the length of the local sockaddr.
Ruslan Ermilov <ru@nginx.com>
parents:
5360
diff
changeset
|
212 c->local_socklen = ls->socklen; |
543 | 213 |
214 c->unexpected_eof = 1; | |
215 | |
3230
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
216 #if (NGX_HAVE_UNIX_DOMAIN) |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
217 if (c->sockaddr->sa_family == AF_UNIX) { |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
218 c->tcp_nopush = NGX_TCP_NOPUSH_DISABLED; |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
219 c->tcp_nodelay = NGX_TCP_NODELAY_DISABLED; |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
220 #if (NGX_SOLARIS) |
a7491af45540
http listen unix domain sockets
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parents:
2951
diff
changeset
|
221 /* 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
|
222 c->sendfile = 0; |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
223 #endif |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
224 } |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
225 #endif |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
2951
diff
changeset
|
226 |
561 | 227 rev = c->read; |
228 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
|
229 |
164
84036764e215
nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
121
diff
changeset
|
230 wev->ready = 1; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
231 |
6126
adba26ff70b5
Removed the obsolete rtsig module.
Ruslan Ermilov <ru@nginx.com>
parents:
6125
diff
changeset
|
232 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
164
84036764e215
nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
121
diff
changeset
|
233 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
|
234 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
57
diff
changeset
|
235 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
236 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
|
237 rev->ready = 1; |
523 | 238 #if (NGX_HAVE_KQUEUE) |
239 rev->available = 1; | |
240 #endif | |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
241 } |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
242 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
243 rev->log = log; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
244 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
|
245 |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
246 /* |
561 | 247 * 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
|
248 * 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
|
249 * |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
250 * TODO: MP: - allocated in a shared memory |
561 | 251 * - 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
|
252 * 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
|
253 */ |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
254 |
561 | 255 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
|
256 |
495 | 257 #if (NGX_STAT_STUB) |
2951
5acd98486a33
ignore ngx_atomic_fetch_add() result
Igor Sysoev <igor@sysoev.ru>
parents:
2723
diff
changeset
|
258 (void) ngx_atomic_fetch_add(ngx_stat_handled, 1); |
495 | 259 #endif |
260 | |
543 | 261 if (ls->addr_ntop) { |
2049 | 262 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
|
263 if (c->addr_text.data == NULL) { |
543 | 264 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
|
265 return; |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
266 } |
577 | 267 |
5263
05ba5bce31e0
Core: extended ngx_sock_ntop() with socklen parameter.
Vladimir Homutov <vl@nginx.com>
parents:
4618
diff
changeset
|
268 c->addr_text.len = ngx_sock_ntop(c->sockaddr, c->socklen, |
05ba5bce31e0
Core: extended ngx_sock_ntop() with socklen parameter.
Vladimir Homutov <vl@nginx.com>
parents:
4618
diff
changeset
|
269 c->addr_text.data, |
2512
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2255
diff
changeset
|
270 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
|
271 if (c->addr_text.len == 0) { |
543 | 272 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
|
273 return; |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
274 } |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
275 } |
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
276 |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
277 #if (NGX_DEBUG) |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
278 { |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
279 |
5704
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
280 ngx_str_t addr; |
4613
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
281 struct sockaddr_in *sin; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
282 ngx_cidr_t *cidr; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
283 ngx_uint_t i; |
5704
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
284 u_char text[NGX_SOCKADDR_STRLEN]; |
4613
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diff
changeset
|
285 #if (NGX_HAVE_INET6) |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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changeset
|
286 struct sockaddr_in6 *sin6; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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diff
changeset
|
287 ngx_uint_t n; |
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debug_connection: added the IPv6 and UNIX-domain socket support.
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|
288 #endif |
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debug_connection: added the IPv6 and UNIX-domain socket support.
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changeset
|
289 |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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changeset
|
290 cidr = ecf->debug_connection.elts; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
291 for (i = 0; i < ecf->debug_connection.nelts; i++) { |
5359
2fda9065d0f4
Win32: Borland C compatibility fixes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5263
diff
changeset
|
292 if (cidr[i].family != (ngx_uint_t) c->sockaddr->sa_family) { |
4613
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
293 goto next; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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diff
changeset
|
294 } |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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diff
changeset
|
295 |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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diff
changeset
|
296 switch (cidr[i].family) { |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
297 |
4613
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
298 #if (NGX_HAVE_INET6) |
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changeset
|
299 case AF_INET6: |
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debug_connection: added the IPv6 and UNIX-domain socket support.
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changeset
|
300 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
301 for (n = 0; n < 16; n++) { |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
302 if ((sin6->sin6_addr.s6_addr[n] |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
303 & cidr[i].u.in6.mask.s6_addr[n]) |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
304 != cidr[i].u.in6.addr.s6_addr[n]) |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
305 { |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
306 goto next; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
307 } |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
308 } |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
309 break; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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changeset
|
310 #endif |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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changeset
|
311 |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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diff
changeset
|
312 #if (NGX_HAVE_UNIX_DOMAIN) |
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debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
313 case AF_UNIX: |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
314 break; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
315 #endif |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
316 |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
317 default: /* AF_INET */ |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
318 sin = (struct sockaddr_in *) c->sockaddr; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
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parents:
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diff
changeset
|
319 if ((sin->sin_addr.s_addr & cidr[i].u.in.mask) |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
320 != cidr[i].u.in.addr) |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
321 { |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
322 goto next; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
323 } |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
324 break; |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
325 } |
4613
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
326 |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
327 log->log_level = NGX_LOG_DEBUG_CONNECTION|NGX_LOG_DEBUG_ALL; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
328 break; |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
329 |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
330 next: |
9ee20e074a2e
debug_connection: added the IPv6 and UNIX-domain socket support.
Ruslan Ermilov <ru@nginx.com>
parents:
4412
diff
changeset
|
331 continue; |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
332 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
333 |
5704
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
334 if (log->log_level & NGX_LOG_DEBUG_EVENT) { |
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
335 addr.data = text; |
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
336 addr.len = ngx_sock_ntop(c->sockaddr, c->socklen, text, |
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
337 NGX_SOCKADDR_STRLEN, 1); |
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
338 |
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
339 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, log, 0, |
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
340 "*%uA accept: %V fd:%d", c->number, &addr, s); |
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
341 } |
524741fd50ed
Core: output client port number when logging accept event.
Ruslan Ermilov <ru@nginx.com>
parents:
5600
diff
changeset
|
342 |
307
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
343 } |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
344 #endif |
ce375c313e96
nginx-0.0.3-2004-04-08-19:58:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
345 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
346 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
|
347 if (ngx_add_conn(c) == NGX_ERROR) { |
543 | 348 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
|
349 return; |
64
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
350 } |
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
351 } |
34d647deb1da
nginx-0.0.1-2003-03-04-09:33:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
63
diff
changeset
|
352 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
353 log->data = NULL; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
354 log->handler = NULL; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
355 |
543 | 356 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
|
357 |
455 | 358 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
|
359 ev->available--; |
57
a499e0d1f16e
nginx-0.0.1-2003-01-30-10:28:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
44
diff
changeset
|
360 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
361 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
362 } while (ev->available); |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
363 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
364 |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
365 |
493 | 366 ngx_int_t |
367 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
|
368 { |
611 | 369 if (ngx_shmtx_trylock(&ngx_accept_mutex)) { |
370 | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
371 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
|
372 "accept mutex locked"); |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
373 |
6126
adba26ff70b5
Removed the obsolete rtsig module.
Ruslan Ermilov <ru@nginx.com>
parents:
6125
diff
changeset
|
374 if (ngx_accept_mutex_held && ngx_accept_events == 0) { |
573 | 375 return NGX_OK; |
376 } | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
377 |
573 | 378 if (ngx_enable_accept_events(cycle) == NGX_ERROR) { |
611 | 379 ngx_shmtx_unlock(&ngx_accept_mutex); |
573 | 380 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
|
381 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
382 |
719
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
383 ngx_accept_events = 0; |
573 | 384 ngx_accept_mutex_held = 1; |
385 | |
301
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
386 return NGX_OK; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
387 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
388 |
719
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
389 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
|
390 "accept mutex lock failed: %ui", ngx_accept_mutex_held); |
f30b1a75fd3b
Solaris 10 event ports support
Igor Sysoev <igor@sysoev.ru>
parents:
714
diff
changeset
|
391 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
301
diff
changeset
|
392 if (ngx_accept_mutex_held) { |
6153
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6126
diff
changeset
|
393 if (ngx_disable_accept_events(cycle, 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
|
394 return NGX_ERROR; |
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 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
301
diff
changeset
|
397 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
|
398 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
399 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
400 return NGX_OK; |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
401 } |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
402 |
744965ec6275
nginx-0.0.3-2004-03-31-19:26:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
403 |
573 | 404 static ngx_int_t |
493 | 405 ngx_enable_accept_events(ngx_cycle_t *cycle) |
301
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406 { |
543 | 407 ngx_uint_t i; |
408 ngx_listening_t *ls; | |
409 ngx_connection_t *c; | |
301
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410 |
543 | 411 ls = cycle->listening.elts; |
301
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412 for (i = 0; i < cycle->listening.nelts; i++) { |
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413 |
543 | 414 c = ls[i].connection; |
301
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415 |
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416 if (c == NULL || c->read->active) { |
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417 continue; |
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418 } |
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419 |
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420 if (ngx_add_event(c->read, NGX_READ_EVENT, 0) == NGX_ERROR) { |
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421 return NGX_ERROR; |
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422 } |
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423 } |
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424 |
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425 return NGX_OK; |
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426 } |
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427 |
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428 |
573 | 429 static ngx_int_t |
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430 ngx_disable_accept_events(ngx_cycle_t *cycle, ngx_uint_t all) |
301
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431 { |
543 | 432 ngx_uint_t i; |
433 ngx_listening_t *ls; | |
434 ngx_connection_t *c; | |
301
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435 |
543 | 436 ls = cycle->listening.elts; |
301
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437 for (i = 0; i < cycle->listening.nelts; i++) { |
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438 |
543 | 439 c = ls[i].connection; |
440 | |
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441 if (c == NULL || !c->read->active) { |
543 | 442 continue; |
443 } | |
301
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444 |
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445 #if (NGX_HAVE_REUSEPORT) |
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446 |
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447 /* |
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448 * do not disable accept on worker's own sockets |
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449 * when disabling accept events due to accept mutex |
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450 */ |
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451 |
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452 if (ls[i].reuseport && !all) { |
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453 continue; |
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454 } |
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455 |
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456 #endif |
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457 |
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458 if (ngx_del_event(c->read, NGX_READ_EVENT, NGX_DISABLE_EVENT) |
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459 == NGX_ERROR) |
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460 { |
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461 return NGX_ERROR; |
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462 } |
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463 } |
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464 |
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465 return NGX_OK; |
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466 } |
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467 |
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468 |
493 | 469 static void |
543 | 470 ngx_close_accepted_connection(ngx_connection_t *c) |
419
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471 { |
543 | 472 ngx_socket_t fd; |
473 | |
474 ngx_free_connection(c); | |
475 | |
476 fd = c->fd; | |
477 c->fd = (ngx_socket_t) -1; | |
478 | |
479 if (ngx_close_socket(fd) == -1) { | |
480 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_socket_errno, | |
419
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481 ngx_close_socket_n " failed"); |
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482 } |
495 | 483 |
543 | 484 if (c->pool) { |
485 ngx_destroy_pool(c->pool); | |
486 } | |
487 | |
495 | 488 #if (NGX_STAT_STUB) |
2951
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489 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); |
495 | 490 #endif |
419
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491 } |
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492 |
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493 |
543 | 494 u_char * |
493 | 495 ngx_accept_log_error(ngx_log_t *log, u_char *buf, size_t len) |
191
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496 { |
543 | 497 return ngx_snprintf(buf, len, " while accepting new connection on %V", |
498 log->data); | |
191
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499 } |