Mercurial > hg > nginx
annotate src/core/ngx_connection.c @ 2197:74477ea8074f
*) remove zero termination in ngx_inet_ntop() and ngx_sock_ntop()
*) use ngx_snprintf() in ngx_inet_ntop() and ngx_sock_ntop()
as they are called just once per connection
*) NGX_INET_ADDRSTRLEN
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 21 Aug 2008 18:47:23 +0000 |
parents | 2a92804f4109 |
children | 5975975eedc0 |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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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 |
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11 |
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12 ngx_os_io_t ngx_io; |
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13 |
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14 |
521 | 15 ngx_listening_t * |
16 ngx_listening_inet_stream_socket(ngx_conf_t *cf, in_addr_t addr, in_port_t port) | |
417
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17 { |
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18 size_t len; |
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19 ngx_listening_t *ls; |
479 | 20 struct sockaddr_in *sin; |
417
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21 |
501 | 22 ls = ngx_array_push(&cf->cycle->listening); |
23 if (ls == NULL) { | |
417
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24 return NULL; |
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25 } |
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26 |
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27 ngx_memzero(ls, sizeof(ngx_listening_t)); |
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28 |
501 | 29 sin = ngx_pcalloc(cf->pool, sizeof(struct sockaddr_in)); |
30 if (sin == NULL) { | |
417
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31 return NULL; |
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32 } |
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33 |
479 | 34 sin->sin_family = AF_INET; |
35 sin->sin_addr.s_addr = addr; | |
36 sin->sin_port = htons(port); | |
417
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37 |
461 | 38 |
2049 | 39 ls->addr_text.data = ngx_pnalloc(cf->pool, |
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40 NGX_INET_ADDRSTRLEN + sizeof(":65535") - 1); |
461 | 41 if (ls->addr_text.data == NULL) { |
417
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42 return NULL; |
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43 } |
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44 |
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45 len = ngx_inet_ntop(AF_INET, &addr, ls->addr_text.data, |
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46 NGX_INET_ADDRSTRLEN); |
461 | 47 |
48 ls->addr_text.len = ngx_sprintf(ls->addr_text.data + len, ":%d", port) | |
49 - ls->addr_text.data; | |
50 | |
417
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51 ls->fd = (ngx_socket_t) -1; |
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52 ls->family = AF_INET; |
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53 ls->type = SOCK_STREAM; |
479 | 54 ls->sockaddr = (struct sockaddr *) sin; |
417
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55 ls->socklen = sizeof(struct sockaddr_in); |
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56 ls->addr = offsetof(struct sockaddr_in, sin_addr); |
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57 ls->addr_text_max_len = NGX_INET_ADDRSTRLEN; |
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58 |
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59 return ls; |
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60 } |
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61 |
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62 |
521 | 63 ngx_int_t |
64 ngx_set_inherited_sockets(ngx_cycle_t *cycle) | |
218
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65 { |
523 | 66 size_t len; |
67 ngx_uint_t i; | |
68 ngx_listening_t *ls; | |
69 struct sockaddr_in *sin; | |
563 | 70 socklen_t olen; |
523 | 71 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
541 | 72 ngx_err_t err; |
523 | 73 struct accept_filter_arg af; |
74 #endif | |
75 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
76 int timeout; | |
77 #endif | |
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78 |
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79 ls = cycle->listening.elts; |
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80 for (i = 0; i < cycle->listening.nelts; i++) { |
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81 |
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82 /* AF_INET only */ |
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83 |
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84 ls[i].sockaddr = ngx_palloc(cycle->pool, sizeof(struct sockaddr_in)); |
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85 if (ls[i].sockaddr == NULL) { |
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86 return NGX_ERROR; |
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87 } |
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88 |
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89 ls[i].socklen = sizeof(struct sockaddr_in); |
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90 if (getsockname(ls[i].fd, ls[i].sockaddr, &ls[i].socklen) == -1) { |
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91 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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92 "getsockname() of the inherited " |
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93 "socket #%d failed", ls[i].fd); |
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94 ls[i].ignore = 1; |
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95 continue; |
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96 } |
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97 |
479 | 98 sin = (struct sockaddr_in *) ls[i].sockaddr; |
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99 |
479 | 100 if (sin->sin_family != AF_INET) { |
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101 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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102 "the inherited socket #%d has " |
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103 "unsupported family", ls[i].fd); |
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104 ls[i].ignore = 1; |
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105 continue; |
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106 } |
461 | 107 |
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108 ls[i].addr_text_max_len = NGX_INET_ADDRSTRLEN; |
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109 |
2049 | 110 ls[i].addr_text.data = ngx_pnalloc(cycle->pool, |
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111 NGX_INET_ADDRSTRLEN + sizeof(":65535") - 1); |
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112 if (ls[i].addr_text.data == NULL) { |
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113 return NGX_ERROR; |
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114 } |
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115 |
479 | 116 ls[i].family = sin->sin_family; |
461 | 117 len = ngx_sock_ntop(ls[i].family, ls[i].sockaddr, |
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118 ls[i].addr_text.data, NGX_INET_ADDRSTRLEN); |
461 | 119 if (len == 0) { |
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120 return NGX_ERROR; |
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121 } |
461 | 122 |
123 ls[i].addr_text.len = ngx_sprintf(ls[i].addr_text.data + len, ":%d", | |
479 | 124 ntohs(sin->sin_port)) |
461 | 125 - ls[i].addr_text.data; |
523 | 126 |
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127 ls[i].backlog = NGX_LISTEN_BACKLOG; |
537 | 128 |
563 | 129 olen = sizeof(int); |
130 | |
131 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, (void *) &ls[i].rcvbuf, | |
132 &olen) | |
133 == -1) | |
134 { | |
135 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
136 "getsockopt(SO_RCVBUF) %V failed, ignored", | |
137 &ls[i].addr_text); | |
138 | |
139 ls[i].rcvbuf = -1; | |
140 } | |
141 | |
142 olen = sizeof(int); | |
143 | |
144 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, (void *) &ls[i].sndbuf, | |
145 &olen) | |
146 == -1) | |
147 { | |
148 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
149 "getsockopt(SO_SNDBUF) %V failed, ignored", | |
150 &ls[i].addr_text); | |
151 | |
152 ls[i].sndbuf = -1; | |
153 } | |
154 | |
523 | 155 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
156 | |
157 ngx_memzero(&af, sizeof(struct accept_filter_arg)); | |
563 | 158 olen = sizeof(struct accept_filter_arg); |
523 | 159 |
563 | 160 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, &af, &olen) |
523 | 161 == -1) |
162 { | |
541 | 163 err = ngx_errno; |
164 | |
165 if (err == NGX_EINVAL) { | |
166 continue; | |
167 } | |
168 | |
169 ngx_log_error(NGX_LOG_NOTICE, cycle->log, err, | |
523 | 170 "getsockopt(SO_ACCEPTFILTER) for %V failed, ignored", |
171 &ls[i].addr_text); | |
172 continue; | |
173 } | |
174 | |
563 | 175 if (olen < sizeof(struct accept_filter_arg) || af.af_name[0] == '\0') { |
523 | 176 continue; |
177 } | |
178 | |
179 ls[i].accept_filter = ngx_palloc(cycle->pool, 16); | |
180 if (ls[i].accept_filter == NULL) { | |
181 return NGX_ERROR; | |
182 } | |
183 | |
184 (void) ngx_cpystrn((u_char *) ls[i].accept_filter, | |
185 (u_char *) af.af_name, 16); | |
186 #endif | |
187 | |
188 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
189 | |
190 timeout = 0; | |
563 | 191 olen = sizeof(int); |
523 | 192 |
563 | 193 if (getsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, &timeout, &olen) |
523 | 194 == -1) |
195 { | |
196 ngx_log_error(NGX_LOG_NOTICE, cycle->log, ngx_errno, | |
197 "getsockopt(TCP_DEFER_ACCEPT) for %V failed, ignored", | |
198 &ls[i].addr_text); | |
199 continue; | |
200 } | |
201 | |
565 | 202 if (olen < sizeof(int) || timeout == 0) { |
523 | 203 continue; |
204 } | |
205 | |
206 ls[i].deferred_accept = 1; | |
207 #endif | |
218
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
208 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 return NGX_OK; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
211 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
212 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
213 |
521 | 214 ngx_int_t |
215 ngx_open_listening_sockets(ngx_cycle_t *cycle) | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
216 { |
563 | 217 int reuseaddr; |
218 ngx_uint_t i, tries, failed; | |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
219 ngx_err_t err; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
220 ngx_log_t *log; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
221 ngx_socket_t s; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
222 ngx_listening_t *ls; |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
223 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
224 reuseaddr = 1; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
225 #if (NGX_SUPPRESS_WARN) |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
226 failed = 0; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
227 #endif |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
228 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
229 log = cycle->log; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
230 |
563 | 231 /* TODO: configurable try number */ |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
232 |
2024 | 233 for (tries = 5; tries; tries--) { |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
234 failed = 0; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
235 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
236 /* for each listening socket */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
237 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
238 ls = cycle->listening.elts; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
239 for (i = 0; i < cycle->listening.nelts; i++) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
240 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
241 if (ls[i].ignore) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
242 continue; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
243 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
244 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
245 if (ls[i].fd != -1) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
246 continue; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
247 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
248 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
249 if (ls[i].inherited) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
250 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
251 /* TODO: close on exit */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
252 /* TODO: nonblocking */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
253 /* TODO: deferred accept */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
254 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
255 continue; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
256 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
257 |
479 | 258 s = ngx_socket(ls[i].family, ls[i].type, 0); |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
259 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
260 if (s == -1) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
261 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 262 ngx_socket_n " %V failed", &ls[i].addr_text); |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
263 return NGX_ERROR; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
264 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
265 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
266 if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, |
563 | 267 (const void *) &reuseaddr, sizeof(int)) |
268 == -1) | |
269 { | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
270 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 271 "setsockopt(SO_REUSEADDR) %V failed", |
272 &ls[i].addr_text); | |
563 | 273 |
1223 | 274 if (ngx_close_socket(s) == -1) { |
563 | 275 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
276 ngx_close_socket_n " %V failed", | |
277 &ls[i].addr_text); | |
1223 | 278 } |
563 | 279 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
280 return NGX_ERROR; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
281 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
282 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
283 /* TODO: close on exit */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
284 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
285 if (!(ngx_event_flags & NGX_USE_AIO_EVENT)) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
286 if (ngx_nonblocking(s) == -1) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
287 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 288 ngx_nonblocking_n " %V failed", |
289 &ls[i].addr_text); | |
563 | 290 |
1223 | 291 if (ngx_close_socket(s) == -1) { |
563 | 292 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
293 ngx_close_socket_n " %V failed", | |
294 &ls[i].addr_text); | |
1223 | 295 } |
563 | 296 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
297 return NGX_ERROR; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
298 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
299 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
300 |
593 | 301 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
302 "bind() %V #%d ", &ls[i].addr_text, s); | |
303 | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
304 if (bind(s, ls[i].sockaddr, ls[i].socklen) == -1) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
305 err = ngx_socket_errno; |
563 | 306 |
307 if (err == NGX_EADDRINUSE && ngx_test_config) { | |
308 continue; | |
309 } | |
310 | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
311 ngx_log_error(NGX_LOG_EMERG, log, err, |
461 | 312 "bind() to %V failed", &ls[i].addr_text); |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
313 |
1223 | 314 if (ngx_close_socket(s) == -1) { |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
315 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 316 ngx_close_socket_n " %V failed", |
317 &ls[i].addr_text); | |
1223 | 318 } |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
319 |
563 | 320 if (err != NGX_EADDRINUSE) { |
321 return NGX_ERROR; | |
322 } | |
323 | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
324 failed = 1; |
563 | 325 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
326 continue; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
327 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
328 |
1224
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
329 if (listen(s, ls[i].backlog) == -1) { |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
330 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
331 "listen() to %V, backlog %d failed", |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
332 &ls[i].addr_text, ls[i].backlog); |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
333 |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
334 if (ngx_close_socket(s) == -1) { |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
335 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
336 ngx_close_socket_n " %V failed", |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
337 &ls[i].addr_text); |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
338 } |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
339 |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
340 return NGX_ERROR; |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
341 } |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
342 |
563 | 343 ls[i].listen = 1; |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
344 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
345 ls[i].fd = s; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
346 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
347 |
563 | 348 if (!failed) { |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
349 break; |
563 | 350 } |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
351 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
352 /* TODO: delay configurable */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
353 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
354 ngx_log_error(NGX_LOG_NOTICE, log, 0, |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
355 "try again to bind() after 500ms"); |
563 | 356 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
357 ngx_msleep(500); |
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358 } |
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359 |
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360 if (failed) { |
477 | 361 ngx_log_error(NGX_LOG_EMERG, log, 0, "still could not bind()"); |
218
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362 return NGX_ERROR; |
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363 } |
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364 |
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365 return NGX_OK; |
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366 } |
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367 |
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368 |
521 | 369 void |
563 | 370 ngx_configure_listening_socket(ngx_cycle_t *cycle) |
371 { | |
372 ngx_uint_t i; | |
373 ngx_listening_t *ls; | |
374 | |
375 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) | |
376 struct accept_filter_arg af; | |
377 #endif | |
378 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
379 int timeout; | |
380 #endif | |
381 | |
382 ls = cycle->listening.elts; | |
383 for (i = 0; i < cycle->listening.nelts; i++) { | |
384 | |
385 if (ls[i].rcvbuf != -1) { | |
386 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, | |
387 (const void *) &ls[i].rcvbuf, sizeof(int)) | |
388 == -1) | |
389 { | |
390 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 391 "setsockopt(SO_RCVBUF, %d) %V failed, ignored", |
392 ls[i].rcvbuf, &ls[i].addr_text); | |
563 | 393 } |
394 } | |
395 | |
396 if (ls[i].sndbuf != -1) { | |
397 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, | |
398 (const void *) &ls[i].sndbuf, sizeof(int)) | |
399 == -1) | |
400 { | |
401 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 402 "setsockopt(SO_SNDBUF, %d) %V failed, ignored", |
403 ls[i].sndbuf, &ls[i].addr_text); | |
563 | 404 } |
405 } | |
406 | |
635 | 407 #if 0 |
408 if (1) { | |
409 int tcp_nodelay = 1; | |
410 | |
411 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_NODELAY, | |
412 (const void *) &tcp_nodelay, sizeof(int)) | |
413 == -1) | |
414 { | |
415 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
416 "setsockopt(TCP_NODELAY) %V failed, ignored", | |
417 &ls[i].addr_text); | |
418 } | |
419 } | |
420 #endif | |
421 | |
563 | 422 if (ls[i].listen) { |
1225 | 423 |
424 /* change backlog via listen() */ | |
425 | |
563 | 426 if (listen(ls[i].fd, ls[i].backlog) == -1) { |
427 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
1222 | 428 "listen() to %V, backlog %d failed, ignored", |
429 &ls[i].addr_text, ls[i].backlog); | |
563 | 430 } |
431 } | |
432 | |
433 /* | |
434 * setting deferred mode should be last operation on socket, | |
435 * because code may prematurely continue cycle on failure | |
436 */ | |
437 | |
438 #if (NGX_HAVE_DEFERRED_ACCEPT) | |
439 | |
440 #ifdef SO_ACCEPTFILTER | |
441 | |
627 | 442 if (ls[i].delete_deferred) { |
443 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, NULL, 0) | |
444 == -1) | |
563 | 445 { |
446 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
447 "setsockopt(SO_ACCEPTFILTER, NULL) " | |
448 "for %V failed, ignored", | |
627 | 449 &ls[i].addr_text); |
563 | 450 |
627 | 451 if (ls[i].accept_filter) { |
563 | 452 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
453 "could not change the accept filter " | |
454 "to \"%s\" for %V, ignored", | |
627 | 455 ls[i].accept_filter, &ls[i].addr_text); |
563 | 456 } |
457 | |
458 continue; | |
459 } | |
460 | |
627 | 461 ls[i].deferred_accept = 0; |
563 | 462 } |
463 | |
627 | 464 if (ls[i].add_deferred) { |
563 | 465 ngx_memzero(&af, sizeof(struct accept_filter_arg)); |
466 (void) ngx_cpystrn((u_char *) af.af_name, | |
627 | 467 (u_char *) ls[i].accept_filter, 16); |
563 | 468 |
627 | 469 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, |
563 | 470 &af, sizeof(struct accept_filter_arg)) |
471 == -1) | |
472 { | |
473 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
474 "setsockopt(SO_ACCEPTFILTER, \"%s\") " | |
475 " for %V failed, ignored", | |
627 | 476 ls[i].accept_filter, &ls[i].addr_text); |
563 | 477 continue; |
478 } | |
479 | |
627 | 480 ls[i].deferred_accept = 1; |
563 | 481 } |
482 | |
483 #endif | |
484 | |
485 #ifdef TCP_DEFER_ACCEPT | |
486 | |
627 | 487 if (ls[i].add_deferred || ls[i].delete_deferred) { |
563 | 488 |
627 | 489 if (ls[i].add_deferred) { |
490 timeout = (int) (ls[i].post_accept_timeout / 1000); | |
563 | 491 |
492 } else { | |
493 timeout = 0; | |
494 } | |
495 | |
627 | 496 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, |
563 | 497 &timeout, sizeof(int)) |
498 == -1) | |
499 { | |
500 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
501 "setsockopt(TCP_DEFER_ACCEPT, %d) for %V failed, " | |
502 "ignored", | |
627 | 503 timeout, &ls[i].addr_text); |
563 | 504 |
505 continue; | |
506 } | |
507 } | |
508 | |
627 | 509 if (ls[i].add_deferred) { |
510 ls[i].deferred_accept = 1; | |
563 | 511 } |
512 | |
513 #endif | |
514 | |
515 #endif /* NGX_HAVE_DEFERRED_ACCEPT */ | |
516 } | |
517 | |
518 return; | |
519 } | |
520 | |
521 | |
522 void | |
521 | 523 ngx_close_listening_sockets(ngx_cycle_t *cycle) |
218
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524 { |
543 | 525 ngx_uint_t i; |
526 ngx_listening_t *ls; | |
527 ngx_connection_t *c; | |
218
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528 |
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529 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
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530 return; |
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531 } |
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532 |
303
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533 ngx_accept_mutex_held = 0; |
611 | 534 ngx_use_accept_mutex = 0; |
303
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535 |
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536 ls = cycle->listening.elts; |
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537 for (i = 0; i < cycle->listening.nelts; i++) { |
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538 |
543 | 539 c = ls[i].connection; |
218
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540 |
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541 if (c->read->active) { |
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542 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
543 | 543 ngx_del_conn(c, NGX_CLOSE_EVENT); |
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544 |
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545 } else if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
317
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546 |
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547 /* |
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548 * it seems that Linux-2.6.x OpenVZ sends events |
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549 * for closed shared listening sockets unless |
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550 * the events was explicity deleted |
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551 */ |
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552 |
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553 ngx_del_event(c->read, NGX_READ_EVENT, 0); |
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554 |
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555 } else { |
543 | 556 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
317
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557 } |
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558 } |
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559 |
543 | 560 ngx_free_connection(c); |
561 | |
562 c->fd = (ngx_socket_t) -1; | |
563 | |
563 | 564 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
565 "close listening %V #%d ", &ls[i].addr_text, ls[i].fd); | |
566 | |
543 | 567 if (ngx_close_socket(ls[i].fd) == -1) { |
218
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568 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
461 | 569 ngx_close_socket_n " %V failed", &ls[i].addr_text); |
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570 } |
543 | 571 } |
572 } | |
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573 |
543 | 574 |
575 ngx_connection_t * | |
576 ngx_get_connection(ngx_socket_t s, ngx_log_t *log) | |
577 { | |
561 | 578 ngx_uint_t instance; |
579 ngx_event_t *rev, *wev; | |
580 ngx_connection_t *c; | |
543 | 581 |
582 /* disable warning: Win32 SOCKET is u_int while UNIX socket is int */ | |
583 | |
584 if (ngx_cycle->files && (ngx_uint_t) s >= ngx_cycle->files_n) { | |
585 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
586 "the new socket has number %d, " | |
587 "but only %ui files are available", | |
588 s, ngx_cycle->files_n); | |
589 return NULL; | |
590 } | |
591 | |
592 /* ngx_mutex_lock */ | |
593 | |
594 c = ngx_cycle->free_connections; | |
595 | |
596 if (c == NULL) { | |
597 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
598 "%ui worker_connections is not enough", | |
599 ngx_cycle->connection_n); | |
600 | |
601 /* ngx_mutex_unlock */ | |
602 | |
603 return NULL; | |
604 } | |
605 | |
606 ngx_cycle->free_connections = c->data; | |
607 ngx_cycle->free_connection_n--; | |
608 | |
609 /* ngx_mutex_unlock */ | |
610 | |
611 if (ngx_cycle->files) { | |
612 ngx_cycle->files[s] = c; | |
613 } | |
614 | |
561 | 615 rev = c->read; |
616 wev = c->write; | |
617 | |
618 ngx_memzero(c, sizeof(ngx_connection_t)); | |
619 | |
620 c->read = rev; | |
621 c->write = wev; | |
622 c->fd = s; | |
623 c->log = log; | |
624 | |
625 instance = rev->instance; | |
626 | |
627 ngx_memzero(rev, sizeof(ngx_event_t)); | |
628 ngx_memzero(wev, sizeof(ngx_event_t)); | |
629 | |
630 rev->instance = !instance; | |
631 wev->instance = !instance; | |
632 | |
633 rev->index = NGX_INVALID_INDEX; | |
634 wev->index = NGX_INVALID_INDEX; | |
635 | |
636 rev->data = c; | |
637 wev->data = c; | |
638 | |
639 wev->write = 1; | |
640 | |
543 | 641 return c; |
642 } | |
643 | |
644 | |
645 void | |
646 ngx_free_connection(ngx_connection_t *c) | |
647 { | |
648 /* ngx_mutex_lock */ | |
649 | |
650 c->data = ngx_cycle->free_connections; | |
651 ngx_cycle->free_connections = c; | |
652 ngx_cycle->free_connection_n++; | |
653 | |
654 /* ngx_mutex_unlock */ | |
655 | |
656 if (ngx_cycle->files) { | |
657 ngx_cycle->files[c->fd] = NULL; | |
218
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658 } |
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659 } |
253
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660 |
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661 |
521 | 662 void |
663 ngx_close_connection(ngx_connection_t *c) | |
417
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664 { |
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665 ngx_err_t err; |
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666 ngx_uint_t log_error, level; |
417
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667 ngx_socket_t fd; |
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668 |
479 | 669 if (c->fd == -1) { |
417
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670 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "connection already closed"); |
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671 return; |
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672 } |
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673 |
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674 if (c->read->timer_set) { |
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675 ngx_del_timer(c->read); |
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676 } |
577 | 677 |
417
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678 if (c->write->timer_set) { |
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679 ngx_del_timer(c->write); |
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680 } |
577 | 681 |
417
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682 if (ngx_del_conn) { |
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683 ngx_del_conn(c, NGX_CLOSE_EVENT); |
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684 |
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685 } else { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
686 if (c->read->active || c->read->disabled) { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
687 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
688 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
689 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
690 if (c->write->active || c->write->disabled) { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
691 ngx_del_event(c->write, NGX_WRITE_EVENT, NGX_CLOSE_EVENT); |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
692 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
693 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
694 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
695 #if (NGX_THREADS) |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
696 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
697 /* |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
698 * we have to clean the connection information before the closing |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
699 * because another thread may reopen the same file descriptor |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
700 * before we clean the connection |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
701 */ |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
702 |
563 | 703 ngx_mutex_lock(ngx_posted_events_mutex); |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
704 |
563 | 705 if (c->read->prev) { |
706 ngx_delete_posted_event(c->read); | |
707 } | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
708 |
563 | 709 if (c->write->prev) { |
710 ngx_delete_posted_event(c->write); | |
711 } | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
712 |
563 | 713 c->read->closed = 1; |
714 c->write->closed = 1; | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
715 |
563 | 716 if (c->single_connection) { |
717 ngx_unlock(&c->lock); | |
718 c->read->locked = 0; | |
719 c->write->locked = 0; | |
720 } | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
721 |
563 | 722 ngx_mutex_unlock(ngx_posted_events_mutex); |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
723 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
724 #else |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
725 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
726 if (c->read->prev) { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
727 ngx_delete_posted_event(c->read); |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
728 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
729 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
730 if (c->write->prev) { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
731 ngx_delete_posted_event(c->write); |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
732 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
733 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
734 c->read->closed = 1; |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
735 c->write->closed = 1; |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
736 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
737 #endif |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
738 |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
739 log_error = c->log_error; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
740 |
543 | 741 ngx_free_connection(c); |
742 | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
743 fd = c->fd; |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
744 c->fd = (ngx_socket_t) -1; |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
745 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
746 if (ngx_close_socket(fd) == -1) { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
747 |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
748 err = ngx_socket_errno; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
749 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
750 if (err == NGX_ECONNRESET || err == NGX_ENOTCONN) { |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
751 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
752 switch (log_error) { |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
753 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
754 case NGX_ERROR_INFO: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
755 level = NGX_LOG_INFO; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
756 break; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
757 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
758 case NGX_ERROR_ERR: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
759 level = NGX_LOG_ERR; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
760 break; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
761 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
762 default: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
763 level = NGX_LOG_CRIT; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
764 } |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
765 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
766 } else { |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
767 level = NGX_LOG_CRIT; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
768 } |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
769 |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
770 /* we use ngx_cycle->log because c->log was in c->pool */ |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
771 |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
772 ngx_log_error(level, ngx_cycle->log, err, |
1435 | 773 ngx_close_socket_n " %d failed", fd); |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
774 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
775 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
776 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
777 |
521 | 778 ngx_int_t |
779 ngx_connection_error(ngx_connection_t *c, ngx_err_t err, char *text) | |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
780 { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
781 ngx_uint_t level; |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
782 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
783 if (err == NGX_ECONNRESET |
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
253
diff
changeset
|
784 && c->log_error == NGX_ERROR_IGNORE_ECONNRESET) |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
785 { |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
786 return 0; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
787 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
788 |
537 | 789 if (err == 0 |
790 || err == NGX_ECONNRESET | |
461 | 791 #if !(NGX_WIN32) |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
792 || err == NGX_EPIPE |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
793 #endif |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
794 || err == NGX_ENOTCONN |
587 | 795 || err == NGX_ETIMEDOUT |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
796 || err == NGX_ECONNREFUSED |
1869
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
797 || err == NGX_ENETDOWN |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
798 || err == NGX_ENETUNREACH |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
799 || err == NGX_EHOSTDOWN |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
800 || err == NGX_EHOSTUNREACH) |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
801 { |
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
253
diff
changeset
|
802 switch (c->log_error) { |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
803 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
804 case NGX_ERROR_IGNORE_ECONNRESET: |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
805 case NGX_ERROR_INFO: |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
806 level = NGX_LOG_INFO; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
807 break; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
808 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
809 case NGX_ERROR_ERR: |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
810 level = NGX_LOG_ERR; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
811 break; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
812 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
813 default: |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
814 level = NGX_LOG_ALERT; |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
815 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
816 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
817 } else { |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
818 level = NGX_LOG_ALERT; |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
819 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
820 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
821 ngx_log_error(level, c->log, err, text); |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
822 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
823 return NGX_ERROR; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
824 } |