Mercurial > hg > nginx
annotate src/event/ngx_event_acceptex.c @ 461:a88a3e4e158f release-0.1.5
nginx-0.1.5-RELEASE import
*) Bugfix: on Solaris and Linux there may be too many "recvmsg()
returned not enough data" alerts.
*) Bugfix: there were the "writev() failed (22: Invalid argument)"
errors on Solaris in proxy mode without sendfile. On other platforms
that do not support sendfile at all the process got caught in an
endless loop.
*) Bugfix: segmentation fault on Solaris in proxy mode and using
sendfile.
*) Bugfix: segmentation fault on Solaris.
*) Bugfix: on-line upgrade did not work on Linux.
*) Bugfix: the ngx_http_autoindex_module module did not escape the
spaces, the quotes, and the percent signs in the directory listing.
*) Change: the decrease of the copy operations.
*) Feature: the userid_p3p directive.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 11 Nov 2004 14:07:14 +0000 |
parents | 42d11f017717 |
children | c52408583801 |
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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5 |
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6 |
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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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10 #include <nginx.h> |
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13 void ngx_event_acceptex(ngx_event_t *rev) |
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14 { |
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15 ngx_connection_t *c; |
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16 |
461 | 17 c = rev->data; |
18 | |
19 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "AcceptEx: %d", c->fd); | |
102
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20 |
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21 if (rev->ovlp.error) { |
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22 ngx_log_error(NGX_LOG_CRIT, c->log, rev->ovlp.error, |
461 | 23 "AcceptEx() %V failed", &c->listening->addr_text); |
100
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24 return; |
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25 } |
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26 |
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27 /* SO_UPDATE_ACCEPT_CONTEXT is required for shutdown() to work */ |
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28 |
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29 if (setsockopt(c->fd, SOL_SOCKET, SO_UPDATE_ACCEPT_CONTEXT, |
461 | 30 (char *) &c->listening->fd, sizeof(ngx_socket_t)) == -1) |
100
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31 { |
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32 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, |
461 | 33 "setsockopt(SO_UPDATE_ACCEPT_CONTEXT) failed for %V", |
34 &c->addr_text); | |
102
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35 } else { |
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36 c->accept_context_updated = 1; |
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37 } |
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38 |
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39 getacceptexsockaddrs(c->buffer->pos, c->listening->post_accept_buffer_size, |
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40 c->listening->socklen + 16, |
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41 c->listening->socklen + 16, |
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42 &c->local_sockaddr, &c->local_socklen, |
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43 &c->sockaddr, &c->socklen); |
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44 |
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45 if (c->listening->post_accept_buffer_size) { |
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46 c->buffer->last += rev->available; |
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47 c->buffer->end = c->buffer->start |
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48 + c->listening->post_accept_buffer_size; |
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49 |
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50 } else { |
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51 c->buffer = NULL; |
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52 } |
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53 |
461 | 54 if (c->listening->addr_ntop) { |
55 c->addr_text.data = ngx_palloc(c->pool, | |
56 c->listening->addr_text_max_len); | |
57 if (c->addr_text.data == NULL) { | |
58 /* TODO: close socket */ | |
59 return; | |
60 } | |
61 | |
62 c->addr_text.len = ngx_sock_ntop(c->listening->family, c->sockaddr, | |
63 c->addr_text.data, | |
64 c->listening->addr_text_max_len); | |
65 if (c->addr_text.len == 0) { | |
66 /* TODO: close socket */ | |
67 return; | |
68 } | |
69 } | |
70 | |
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71 ngx_event_post_acceptex(c->listening, 1); |
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72 |
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73 c->number = ngx_atomic_inc(ngx_connection_counter); |
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74 |
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75 c->listening->handler(c); |
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76 |
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77 return; |
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78 |
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79 } |
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80 |
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81 |
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82 int ngx_event_post_acceptex(ngx_listening_t *ls, int n) |
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83 { |
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84 u_long rcvd; |
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85 ngx_int_t i; |
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86 ngx_err_t err; |
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87 ngx_event_t *rev, *wev; |
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88 ngx_socket_t s; |
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89 ngx_connection_t *c; |
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90 |
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91 for (i = 0; i < n; i++) { |
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92 |
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93 /* TODO: look up reused sockets */ |
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94 |
461 | 95 s = ngx_socket(ls->family, ls->type, ls->protocol); |
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96 |
461 | 97 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ls->log, 0, |
98 ngx_socket_n " s:%d", s); | |
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99 |
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100 if (s == -1) { |
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101 ngx_log_error(NGX_LOG_ALERT, ls->log, ngx_socket_errno, |
103
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102 ngx_socket_n " for AcceptEx() %s post failed", |
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103 ls->addr_text.data); |
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104 |
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105 return NGX_ERROR; |
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106 } |
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107 |
103
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108 /* |
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109 * Winsock assignes a socket number divisible by 4 |
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110 * so to find a connection we divide a socket number by 4. |
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111 */ |
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112 |
103
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113 if (s % 4) { |
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114 ngx_log_error(NGX_LOG_EMERG, ls->log, 0, |
114
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115 ngx_socket_n |
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116 " created socket %d, not divisible by 4", s); |
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117 |
103
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118 exit(1); |
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119 } |
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120 |
114
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121 c = &ngx_cycle->connections[s / 4]; |
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122 rev = &ngx_cycle->read_events[s / 4]; |
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
103
diff
changeset
|
123 wev = &ngx_cycle->write_events[s / 4]; |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
124 |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
103
diff
changeset
|
125 ngx_memzero(c, sizeof(ngx_connection_t)); |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
126 ngx_memzero(rev, sizeof(ngx_event_t)); |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
127 ngx_memzero(wev, sizeof(ngx_event_t)); |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
128 |
461 | 129 c->listening = ls; |
130 | |
131 rev->index = NGX_INVALID_INDEX; | |
132 wev->index = NGX_INVALID_INDEX; | |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
133 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
134 rev->ovlp.event = rev; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
135 wev->ovlp.event = wev; |
461 | 136 rev->event_handler = ngx_event_acceptex; |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
137 |
461 | 138 rev->data = c; |
139 wev->data = c; | |
140 | |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
141 c->read = rev; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
142 c->write = wev; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
143 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
144 c->fd = s; |
461 | 145 c->unexpected_eof = 1; |
146 | |
147 rev->ready = 1; | |
148 wev->write = 1; | |
149 wev->ready = 1; | |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
150 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
151 c->ctx = ls->ctx; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
152 c->servers = ls->servers; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
153 |
461 | 154 c->recv = ngx_recv; |
155 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:
102
diff
changeset
|
156 |
461 | 157 if (!(c->pool = ngx_create_pool(ls->pool_size, ls->log))) { |
158 return NGX_ERROR; | |
159 } | |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
160 |
461 | 161 c->buffer = ngx_create_temp_buf(c->pool, |
162 ls->post_accept_buffer_size | |
163 + 2 * (c->listening->socklen + 16)); | |
164 if (c->buffer == NULL) { | |
165 return NGX_ERROR; | |
166 } | |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
167 |
461 | 168 if (!(c->local_sockaddr = ngx_palloc(c->pool, ls->socklen))) { |
169 return NGX_ERROR; | |
170 } | |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
171 |
461 | 172 if (!(c->sockaddr = ngx_palloc(c->pool, ls->socklen))) { |
173 return NGX_ERROR; | |
174 } | |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
175 |
461 | 176 if (!(c->log = ngx_palloc(c->pool, sizeof(ngx_log_t)))) { |
177 return NGX_ERROR; | |
178 } | |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
179 |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
180 ngx_memcpy(c->log, ls->log, sizeof(ngx_log_t)); |
461 | 181 c->read->log = c->log; |
182 c->write->log = c->log; | |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
183 |
102
7e86d028d8f0
nginx-0.0.1-2003-06-06-18:59:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
184 if (ngx_add_event(rev, 0, NGX_IOCP_IO) == NGX_ERROR) { |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
185 return NGX_ERROR; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
186 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
187 |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
188 if (acceptex(ls->fd, s, c->buffer->pos, ls->post_accept_buffer_size, |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
189 ls->socklen + 16, ls->socklen + 16, |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
190 &rcvd, (LPOVERLAPPED) &rev->ovlp) == 0) |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
191 { |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
192 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
193 err = ngx_socket_errno; |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
194 if (err != WSA_IO_PENDING) { |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
195 ngx_log_error(NGX_LOG_ALERT, ls->log, err, |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
196 "AcceptEx() %s falied", ls->addr_text.data); |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
197 |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
198 return NGX_ERROR; |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
199 } |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
200 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
201 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
202 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
203 return NGX_OK; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
204 } |