Mercurial > hg > nginx-quic
annotate src/core/ngx_connection.c @ 2064:0835142149d2
refactor obscure code
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 25 Jun 2008 14:56:14 +0000 |
parents | 2a92804f4109 |
children | 74477ea8074f |
rev | line source |
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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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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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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) | |
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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) { | |
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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); | |
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37 |
461 | 38 |
2049 | 39 ls->addr_text.data = ngx_pnalloc(cf->pool, |
461 | 40 INET_ADDRSTRLEN - 1 + sizeof(":65535") - 1); |
41 if (ls->addr_text.data == NULL) { | |
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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, INET_ADDRSTRLEN); |
461 | 46 |
47 ls->addr_text.len = ngx_sprintf(ls->addr_text.data + len, ":%d", port) | |
48 - ls->addr_text.data; | |
49 | |
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50 ls->fd = (ngx_socket_t) -1; |
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51 ls->family = AF_INET; |
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52 ls->type = SOCK_STREAM; |
479 | 53 ls->sockaddr = (struct sockaddr *) sin; |
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54 ls->socklen = sizeof(struct sockaddr_in); |
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55 ls->addr = offsetof(struct sockaddr_in, sin_addr); |
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56 ls->addr_text_max_len = INET_ADDRSTRLEN; |
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57 |
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58 return ls; |
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59 } |
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60 |
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61 |
521 | 62 ngx_int_t |
63 ngx_set_inherited_sockets(ngx_cycle_t *cycle) | |
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64 { |
523 | 65 size_t len; |
66 ngx_uint_t i; | |
67 ngx_listening_t *ls; | |
68 struct sockaddr_in *sin; | |
563 | 69 socklen_t olen; |
523 | 70 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
541 | 71 ngx_err_t err; |
523 | 72 struct accept_filter_arg af; |
73 #endif | |
74 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
75 int timeout; | |
76 #endif | |
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77 |
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78 ls = cycle->listening.elts; |
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79 for (i = 0; i < cycle->listening.nelts; i++) { |
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80 |
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81 /* AF_INET only */ |
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82 |
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83 ls[i].sockaddr = ngx_palloc(cycle->pool, sizeof(struct sockaddr_in)); |
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84 if (ls[i].sockaddr == NULL) { |
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85 return NGX_ERROR; |
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86 } |
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87 |
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88 ls[i].socklen = sizeof(struct sockaddr_in); |
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89 if (getsockname(ls[i].fd, ls[i].sockaddr, &ls[i].socklen) == -1) { |
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90 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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91 "getsockname() of the inherited " |
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92 "socket #%d failed", ls[i].fd); |
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93 ls[i].ignore = 1; |
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94 continue; |
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95 } |
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96 |
479 | 97 sin = (struct sockaddr_in *) ls[i].sockaddr; |
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98 |
479 | 99 if (sin->sin_family != AF_INET) { |
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100 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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101 "the inherited socket #%d has " |
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102 "unsupported family", ls[i].fd); |
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103 ls[i].ignore = 1; |
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104 continue; |
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105 } |
461 | 106 |
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107 ls[i].addr_text_max_len = INET_ADDRSTRLEN; |
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108 |
2049 | 109 ls[i].addr_text.data = ngx_pnalloc(cycle->pool, |
110 INET_ADDRSTRLEN - 1 + sizeof(":65535") - 1); | |
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111 if (ls[i].addr_text.data == NULL) { |
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112 return NGX_ERROR; |
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113 } |
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114 |
479 | 115 ls[i].family = sin->sin_family; |
461 | 116 len = ngx_sock_ntop(ls[i].family, ls[i].sockaddr, |
117 ls[i].addr_text.data, INET_ADDRSTRLEN); | |
118 if (len == 0) { | |
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119 return NGX_ERROR; |
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120 } |
461 | 121 |
122 ls[i].addr_text.len = ngx_sprintf(ls[i].addr_text.data + len, ":%d", | |
479 | 123 ntohs(sin->sin_port)) |
461 | 124 - ls[i].addr_text.data; |
523 | 125 |
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126 ls[i].backlog = NGX_LISTEN_BACKLOG; |
537 | 127 |
563 | 128 olen = sizeof(int); |
129 | |
130 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, (void *) &ls[i].rcvbuf, | |
131 &olen) | |
132 == -1) | |
133 { | |
134 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
135 "getsockopt(SO_RCVBUF) %V failed, ignored", | |
136 &ls[i].addr_text); | |
137 | |
138 ls[i].rcvbuf = -1; | |
139 } | |
140 | |
141 olen = sizeof(int); | |
142 | |
143 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, (void *) &ls[i].sndbuf, | |
144 &olen) | |
145 == -1) | |
146 { | |
147 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
148 "getsockopt(SO_SNDBUF) %V failed, ignored", | |
149 &ls[i].addr_text); | |
150 | |
151 ls[i].sndbuf = -1; | |
152 } | |
153 | |
523 | 154 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
155 | |
156 ngx_memzero(&af, sizeof(struct accept_filter_arg)); | |
563 | 157 olen = sizeof(struct accept_filter_arg); |
523 | 158 |
563 | 159 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, &af, &olen) |
523 | 160 == -1) |
161 { | |
541 | 162 err = ngx_errno; |
163 | |
164 if (err == NGX_EINVAL) { | |
165 continue; | |
166 } | |
167 | |
168 ngx_log_error(NGX_LOG_NOTICE, cycle->log, err, | |
523 | 169 "getsockopt(SO_ACCEPTFILTER) for %V failed, ignored", |
170 &ls[i].addr_text); | |
171 continue; | |
172 } | |
173 | |
563 | 174 if (olen < sizeof(struct accept_filter_arg) || af.af_name[0] == '\0') { |
523 | 175 continue; |
176 } | |
177 | |
178 ls[i].accept_filter = ngx_palloc(cycle->pool, 16); | |
179 if (ls[i].accept_filter == NULL) { | |
180 return NGX_ERROR; | |
181 } | |
182 | |
183 (void) ngx_cpystrn((u_char *) ls[i].accept_filter, | |
184 (u_char *) af.af_name, 16); | |
185 #endif | |
186 | |
187 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
188 | |
189 timeout = 0; | |
563 | 190 olen = sizeof(int); |
523 | 191 |
563 | 192 if (getsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, &timeout, &olen) |
523 | 193 == -1) |
194 { | |
195 ngx_log_error(NGX_LOG_NOTICE, cycle->log, ngx_errno, | |
196 "getsockopt(TCP_DEFER_ACCEPT) for %V failed, ignored", | |
197 &ls[i].addr_text); | |
198 continue; | |
199 } | |
200 | |
565 | 201 if (olen < sizeof(int) || timeout == 0) { |
523 | 202 continue; |
203 } | |
204 | |
205 ls[i].deferred_accept = 1; | |
206 #endif | |
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207 } |
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208 |
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nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 return NGX_OK; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 } |
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 |
521 | 213 ngx_int_t |
214 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
|
215 { |
563 | 216 int reuseaddr; |
217 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
|
218 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
|
219 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
|
220 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
|
221 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
|
222 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
223 reuseaddr = 1; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
224 #if (NGX_SUPPRESS_WARN) |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
225 failed = 0; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
226 #endif |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
227 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
228 log = cycle->log; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
229 |
563 | 230 /* 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
|
231 |
2024 | 232 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
|
233 failed = 0; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
234 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
235 /* for each listening socket */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
236 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
237 ls = cycle->listening.elts; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
238 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
|
239 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
240 if (ls[i].ignore) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
241 continue; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
242 } |
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 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
|
245 continue; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
246 } |
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 if (ls[i].inherited) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
249 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
250 /* TODO: close on exit */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
251 /* TODO: nonblocking */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
252 /* TODO: deferred accept */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
253 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
254 continue; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
255 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
256 |
479 | 257 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
|
258 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
259 if (s == -1) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
260 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 261 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
|
262 return NGX_ERROR; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
263 } |
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 if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, |
563 | 266 (const void *) &reuseaddr, sizeof(int)) |
267 == -1) | |
268 { | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
269 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 270 "setsockopt(SO_REUSEADDR) %V failed", |
271 &ls[i].addr_text); | |
563 | 272 |
1223 | 273 if (ngx_close_socket(s) == -1) { |
563 | 274 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
275 ngx_close_socket_n " %V failed", | |
276 &ls[i].addr_text); | |
1223 | 277 } |
563 | 278 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
279 return NGX_ERROR; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
280 } |
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 /* TODO: close on exit */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
283 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
284 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
|
285 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
|
286 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 287 ngx_nonblocking_n " %V failed", |
288 &ls[i].addr_text); | |
563 | 289 |
1223 | 290 if (ngx_close_socket(s) == -1) { |
563 | 291 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
292 ngx_close_socket_n " %V failed", | |
293 &ls[i].addr_text); | |
1223 | 294 } |
563 | 295 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
296 return NGX_ERROR; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
297 } |
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 |
593 | 300 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
301 "bind() %V #%d ", &ls[i].addr_text, s); | |
302 | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
303 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
|
304 err = ngx_socket_errno; |
563 | 305 |
306 if (err == NGX_EADDRINUSE && ngx_test_config) { | |
307 continue; | |
308 } | |
309 | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
310 ngx_log_error(NGX_LOG_EMERG, log, err, |
461 | 311 "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
|
312 |
1223 | 313 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
|
314 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 315 ngx_close_socket_n " %V failed", |
316 &ls[i].addr_text); | |
1223 | 317 } |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
318 |
563 | 319 if (err != NGX_EADDRINUSE) { |
320 return NGX_ERROR; | |
321 } | |
322 | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
323 failed = 1; |
563 | 324 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
325 continue; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
326 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
327 |
1224
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
328 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
|
329 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
|
330 "listen() to %V, backlog %d failed", |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
331 &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
|
332 |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
333 if (ngx_close_socket(s) == -1) { |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
334 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
|
335 ngx_close_socket_n " %V failed", |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
336 &ls[i].addr_text); |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
337 } |
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 return NGX_ERROR; |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
340 } |
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
341 |
563 | 342 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
|
343 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
344 ls[i].fd = s; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
345 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
346 |
563 | 347 if (!failed) { |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
348 break; |
563 | 349 } |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
350 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
351 /* TODO: delay configurable */ |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
352 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
353 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
|
354 "try again to bind() after 500ms"); |
563 | 355 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
356 ngx_msleep(500); |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
357 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
358 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
359 if (failed) { |
477 | 360 ngx_log_error(NGX_LOG_EMERG, log, 0, "still could not bind()"); |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
361 return NGX_ERROR; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
362 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
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363 |
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364 return NGX_OK; |
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365 } |
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366 |
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367 |
521 | 368 void |
563 | 369 ngx_configure_listening_socket(ngx_cycle_t *cycle) |
370 { | |
371 ngx_uint_t i; | |
372 ngx_listening_t *ls; | |
373 | |
374 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) | |
375 struct accept_filter_arg af; | |
376 #endif | |
377 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
378 int timeout; | |
379 #endif | |
380 | |
381 ls = cycle->listening.elts; | |
382 for (i = 0; i < cycle->listening.nelts; i++) { | |
383 | |
384 if (ls[i].rcvbuf != -1) { | |
385 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, | |
386 (const void *) &ls[i].rcvbuf, sizeof(int)) | |
387 == -1) | |
388 { | |
389 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 390 "setsockopt(SO_RCVBUF, %d) %V failed, ignored", |
391 ls[i].rcvbuf, &ls[i].addr_text); | |
563 | 392 } |
393 } | |
394 | |
395 if (ls[i].sndbuf != -1) { | |
396 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, | |
397 (const void *) &ls[i].sndbuf, sizeof(int)) | |
398 == -1) | |
399 { | |
400 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 401 "setsockopt(SO_SNDBUF, %d) %V failed, ignored", |
402 ls[i].sndbuf, &ls[i].addr_text); | |
563 | 403 } |
404 } | |
405 | |
635 | 406 #if 0 |
407 if (1) { | |
408 int tcp_nodelay = 1; | |
409 | |
410 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_NODELAY, | |
411 (const void *) &tcp_nodelay, sizeof(int)) | |
412 == -1) | |
413 { | |
414 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
415 "setsockopt(TCP_NODELAY) %V failed, ignored", | |
416 &ls[i].addr_text); | |
417 } | |
418 } | |
419 #endif | |
420 | |
563 | 421 if (ls[i].listen) { |
1225 | 422 |
423 /* change backlog via listen() */ | |
424 | |
563 | 425 if (listen(ls[i].fd, ls[i].backlog) == -1) { |
426 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
1222 | 427 "listen() to %V, backlog %d failed, ignored", |
428 &ls[i].addr_text, ls[i].backlog); | |
563 | 429 } |
430 } | |
431 | |
432 /* | |
433 * setting deferred mode should be last operation on socket, | |
434 * because code may prematurely continue cycle on failure | |
435 */ | |
436 | |
437 #if (NGX_HAVE_DEFERRED_ACCEPT) | |
438 | |
439 #ifdef SO_ACCEPTFILTER | |
440 | |
627 | 441 if (ls[i].delete_deferred) { |
442 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, NULL, 0) | |
443 == -1) | |
563 | 444 { |
445 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
446 "setsockopt(SO_ACCEPTFILTER, NULL) " | |
447 "for %V failed, ignored", | |
627 | 448 &ls[i].addr_text); |
563 | 449 |
627 | 450 if (ls[i].accept_filter) { |
563 | 451 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
452 "could not change the accept filter " | |
453 "to \"%s\" for %V, ignored", | |
627 | 454 ls[i].accept_filter, &ls[i].addr_text); |
563 | 455 } |
456 | |
457 continue; | |
458 } | |
459 | |
627 | 460 ls[i].deferred_accept = 0; |
563 | 461 } |
462 | |
627 | 463 if (ls[i].add_deferred) { |
563 | 464 ngx_memzero(&af, sizeof(struct accept_filter_arg)); |
465 (void) ngx_cpystrn((u_char *) af.af_name, | |
627 | 466 (u_char *) ls[i].accept_filter, 16); |
563 | 467 |
627 | 468 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, |
563 | 469 &af, sizeof(struct accept_filter_arg)) |
470 == -1) | |
471 { | |
472 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
473 "setsockopt(SO_ACCEPTFILTER, \"%s\") " | |
474 " for %V failed, ignored", | |
627 | 475 ls[i].accept_filter, &ls[i].addr_text); |
563 | 476 continue; |
477 } | |
478 | |
627 | 479 ls[i].deferred_accept = 1; |
563 | 480 } |
481 | |
482 #endif | |
483 | |
484 #ifdef TCP_DEFER_ACCEPT | |
485 | |
627 | 486 if (ls[i].add_deferred || ls[i].delete_deferred) { |
563 | 487 |
627 | 488 if (ls[i].add_deferred) { |
489 timeout = (int) (ls[i].post_accept_timeout / 1000); | |
563 | 490 |
491 } else { | |
492 timeout = 0; | |
493 } | |
494 | |
627 | 495 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, |
563 | 496 &timeout, sizeof(int)) |
497 == -1) | |
498 { | |
499 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
500 "setsockopt(TCP_DEFER_ACCEPT, %d) for %V failed, " | |
501 "ignored", | |
627 | 502 timeout, &ls[i].addr_text); |
563 | 503 |
504 continue; | |
505 } | |
506 } | |
507 | |
627 | 508 if (ls[i].add_deferred) { |
509 ls[i].deferred_accept = 1; | |
563 | 510 } |
511 | |
512 #endif | |
513 | |
514 #endif /* NGX_HAVE_DEFERRED_ACCEPT */ | |
515 } | |
516 | |
517 return; | |
518 } | |
519 | |
520 | |
521 void | |
521 | 522 ngx_close_listening_sockets(ngx_cycle_t *cycle) |
218
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523 { |
543 | 524 ngx_uint_t i; |
525 ngx_listening_t *ls; | |
526 ngx_connection_t *c; | |
218
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527 |
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528 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
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529 return; |
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530 } |
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531 |
303
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532 ngx_accept_mutex_held = 0; |
611 | 533 ngx_use_accept_mutex = 0; |
303
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534 |
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535 ls = cycle->listening.elts; |
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536 for (i = 0; i < cycle->listening.nelts; i++) { |
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537 |
543 | 538 c = ls[i].connection; |
218
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539 |
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540 if (c->read->active) { |
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541 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
543 | 542 ngx_del_conn(c, NGX_CLOSE_EVENT); |
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543 |
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544 } else if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
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545 |
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546 /* |
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547 * it seems that Linux-2.6.x OpenVZ sends events |
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548 * for closed shared listening sockets unless |
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549 * the events was explicity deleted |
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550 */ |
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551 |
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552 ngx_del_event(c->read, NGX_READ_EVENT, 0); |
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553 |
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554 } else { |
543 | 555 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
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556 } |
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557 } |
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558 |
543 | 559 ngx_free_connection(c); |
560 | |
561 c->fd = (ngx_socket_t) -1; | |
562 | |
563 | 563 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
564 "close listening %V #%d ", &ls[i].addr_text, ls[i].fd); | |
565 | |
543 | 566 if (ngx_close_socket(ls[i].fd) == -1) { |
218
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567 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
461 | 568 ngx_close_socket_n " %V failed", &ls[i].addr_text); |
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569 } |
543 | 570 } |
571 } | |
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572 |
543 | 573 |
574 ngx_connection_t * | |
575 ngx_get_connection(ngx_socket_t s, ngx_log_t *log) | |
576 { | |
561 | 577 ngx_uint_t instance; |
578 ngx_event_t *rev, *wev; | |
579 ngx_connection_t *c; | |
543 | 580 |
581 /* disable warning: Win32 SOCKET is u_int while UNIX socket is int */ | |
582 | |
583 if (ngx_cycle->files && (ngx_uint_t) s >= ngx_cycle->files_n) { | |
584 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
585 "the new socket has number %d, " | |
586 "but only %ui files are available", | |
587 s, ngx_cycle->files_n); | |
588 return NULL; | |
589 } | |
590 | |
591 /* ngx_mutex_lock */ | |
592 | |
593 c = ngx_cycle->free_connections; | |
594 | |
595 if (c == NULL) { | |
596 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
597 "%ui worker_connections is not enough", | |
598 ngx_cycle->connection_n); | |
599 | |
600 /* ngx_mutex_unlock */ | |
601 | |
602 return NULL; | |
603 } | |
604 | |
605 ngx_cycle->free_connections = c->data; | |
606 ngx_cycle->free_connection_n--; | |
607 | |
608 /* ngx_mutex_unlock */ | |
609 | |
610 if (ngx_cycle->files) { | |
611 ngx_cycle->files[s] = c; | |
612 } | |
613 | |
561 | 614 rev = c->read; |
615 wev = c->write; | |
616 | |
617 ngx_memzero(c, sizeof(ngx_connection_t)); | |
618 | |
619 c->read = rev; | |
620 c->write = wev; | |
621 c->fd = s; | |
622 c->log = log; | |
623 | |
624 instance = rev->instance; | |
625 | |
626 ngx_memzero(rev, sizeof(ngx_event_t)); | |
627 ngx_memzero(wev, sizeof(ngx_event_t)); | |
628 | |
629 rev->instance = !instance; | |
630 wev->instance = !instance; | |
631 | |
632 rev->index = NGX_INVALID_INDEX; | |
633 wev->index = NGX_INVALID_INDEX; | |
634 | |
635 rev->data = c; | |
636 wev->data = c; | |
637 | |
638 wev->write = 1; | |
639 | |
543 | 640 return c; |
641 } | |
642 | |
643 | |
644 void | |
645 ngx_free_connection(ngx_connection_t *c) | |
646 { | |
647 /* ngx_mutex_lock */ | |
648 | |
649 c->data = ngx_cycle->free_connections; | |
650 ngx_cycle->free_connections = c; | |
651 ngx_cycle->free_connection_n++; | |
652 | |
653 /* ngx_mutex_unlock */ | |
654 | |
655 if (ngx_cycle->files) { | |
656 ngx_cycle->files[c->fd] = NULL; | |
218
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657 } |
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658 } |
253
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659 |
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660 |
521 | 661 void |
662 ngx_close_connection(ngx_connection_t *c) | |
417
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663 { |
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664 ngx_err_t err; |
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665 ngx_uint_t log_error, level; |
417
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666 ngx_socket_t fd; |
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667 |
479 | 668 if (c->fd == -1) { |
417
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669 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "connection already closed"); |
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670 return; |
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671 } |
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672 |
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673 if (c->read->timer_set) { |
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674 ngx_del_timer(c->read); |
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675 } |
577 | 676 |
417
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677 if (c->write->timer_set) { |
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678 ngx_del_timer(c->write); |
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679 } |
577 | 680 |
417
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681 if (ngx_del_conn) { |
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682 ngx_del_conn(c, NGX_CLOSE_EVENT); |
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683 |
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684 } else { |
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685 if (c->read->active || c->read->disabled) { |
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686 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
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687 } |
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688 |
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689 if (c->write->active || c->write->disabled) { |
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parents:
346
diff
changeset
|
690 ngx_del_event(c->write, NGX_WRITE_EVENT, NGX_CLOSE_EVENT); |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
691 } |
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
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parents:
346
diff
changeset
|
694 #if (NGX_THREADS) |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
695 |
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
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parents:
346
diff
changeset
|
697 * we have to clean the connection information before the closing |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
698 * because another thread may reopen the same file descriptor |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
699 * before we clean the connection |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
700 */ |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
701 |
563 | 702 ngx_mutex_lock(ngx_posted_events_mutex); |
417
0526206251f6
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parents:
346
diff
changeset
|
703 |
563 | 704 if (c->read->prev) { |
705 ngx_delete_posted_event(c->read); | |
706 } | |
417
0526206251f6
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parents:
346
diff
changeset
|
707 |
563 | 708 if (c->write->prev) { |
709 ngx_delete_posted_event(c->write); | |
710 } | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
711 |
563 | 712 c->read->closed = 1; |
713 c->write->closed = 1; | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
714 |
563 | 715 if (c->single_connection) { |
716 ngx_unlock(&c->lock); | |
717 c->read->locked = 0; | |
718 c->write->locked = 0; | |
719 } | |
417
0526206251f6
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Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
720 |
563 | 721 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
|
722 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
723 #else |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
724 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
725 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
|
726 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
|
727 } |
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 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
|
730 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
|
731 } |
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 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
|
734 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
|
735 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
736 #endif |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
737 |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
738 log_error = c->log_error; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
739 |
543 | 740 ngx_free_connection(c); |
741 | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
742 fd = c->fd; |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
743 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
|
744 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
745 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
|
746 |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
747 err = ngx_socket_errno; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
748 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
749 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
|
750 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
751 switch (log_error) { |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
752 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
753 case NGX_ERROR_INFO: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
754 level = NGX_LOG_INFO; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
755 break; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
756 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
757 case NGX_ERROR_ERR: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
758 level = NGX_LOG_ERR; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
759 break; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
760 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
761 default: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
762 level = NGX_LOG_CRIT; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
763 } |
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 } else { |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
766 level = NGX_LOG_CRIT; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
767 } |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
768 |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
769 /* 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
|
770 |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
771 ngx_log_error(level, ngx_cycle->log, err, |
1435 | 772 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
|
773 } |
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 |
521 | 777 ngx_int_t |
778 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
|
779 { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
780 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
|
781 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
782 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
|
783 && 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
|
784 { |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
785 return 0; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
786 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
787 |
537 | 788 if (err == 0 |
789 || err == NGX_ECONNRESET | |
461 | 790 #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
|
791 || err == NGX_EPIPE |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
792 #endif |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
793 || err == NGX_ENOTCONN |
587 | 794 || 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
|
795 || err == NGX_ECONNREFUSED |
1869
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
796 || err == NGX_ENETDOWN |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
797 || err == NGX_ENETUNREACH |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
798 || 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
|
799 || 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
|
800 { |
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
253
diff
changeset
|
801 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
|
802 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
803 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
|
804 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
|
805 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
|
806 break; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
807 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
808 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
|
809 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
|
810 break; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
811 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
812 default: |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
813 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
|
814 } |
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 } else { |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
817 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
|
818 } |
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 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
|
821 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
822 return NGX_ERROR; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
823 } |