Mercurial > hg > nginx
annotate src/core/ngx_connection.c @ 5488:c51b9491b0bd
Fixed the first argument to getsockopt().
While here, always initialize the last argument.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Thu, 19 Dec 2013 13:43:18 +0400 |
parents | 30e806b8636a |
children | fdb67cfc957d |
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 |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
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11 |
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12 |
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13 ngx_os_io_t ngx_io; |
218
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14 |
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15 |
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16 static void ngx_drain_connections(void); |
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17 |
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18 |
2806 | 19 ngx_listening_t * |
20 ngx_create_listening(ngx_conf_t *cf, void *sockaddr, socklen_t socklen) | |
21 { | |
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22 size_t len; |
2806 | 23 ngx_listening_t *ls; |
24 struct sockaddr *sa; | |
25 u_char text[NGX_SOCKADDR_STRLEN]; | |
26 | |
27 ls = ngx_array_push(&cf->cycle->listening); | |
28 if (ls == NULL) { | |
29 return NULL; | |
30 } | |
31 | |
32 ngx_memzero(ls, sizeof(ngx_listening_t)); | |
33 | |
34 sa = ngx_palloc(cf->pool, socklen); | |
35 if (sa == NULL) { | |
36 return NULL; | |
37 } | |
38 | |
39 ngx_memcpy(sa, sockaddr, socklen); | |
40 | |
41 ls->sockaddr = sa; | |
42 ls->socklen = socklen; | |
43 | |
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44 len = ngx_sock_ntop(sa, socklen, text, NGX_SOCKADDR_STRLEN, 1); |
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45 ls->addr_text.len = len; |
2806 | 46 |
47 switch (ls->sockaddr->sa_family) { | |
48 #if (NGX_HAVE_INET6) | |
49 case AF_INET6: | |
50 ls->addr_text_max_len = NGX_INET6_ADDRSTRLEN; | |
51 break; | |
52 #endif | |
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53 #if (NGX_HAVE_UNIX_DOMAIN) |
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54 case AF_UNIX: |
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55 ls->addr_text_max_len = NGX_UNIX_ADDRSTRLEN; |
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56 len++; |
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57 break; |
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58 #endif |
2806 | 59 case AF_INET: |
60 ls->addr_text_max_len = NGX_INET_ADDRSTRLEN; | |
61 break; | |
62 default: | |
63 ls->addr_text_max_len = NGX_SOCKADDR_STRLEN; | |
64 break; | |
65 } | |
66 | |
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67 ls->addr_text.data = ngx_pnalloc(cf->pool, len); |
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68 if (ls->addr_text.data == NULL) { |
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69 return NULL; |
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70 } |
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71 |
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72 ngx_memcpy(ls->addr_text.data, text, len); |
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73 |
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74 ls->fd = (ngx_socket_t) -1; |
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75 ls->type = SOCK_STREAM; |
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76 |
2806 | 77 ls->backlog = NGX_LISTEN_BACKLOG; |
78 ls->rcvbuf = -1; | |
79 ls->sndbuf = -1; | |
80 | |
3676 | 81 #if (NGX_HAVE_SETFIB) |
82 ls->setfib = -1; | |
83 #endif | |
84 | |
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85 #if (NGX_HAVE_TCP_FASTOPEN) |
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86 ls->fastopen = -1; |
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87 #endif |
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88 |
2806 | 89 return ls; |
90 } | |
91 | |
92 | |
521 | 93 ngx_int_t |
94 ngx_set_inherited_sockets(ngx_cycle_t *cycle) | |
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95 { |
523 | 96 size_t len; |
97 ngx_uint_t i; | |
98 ngx_listening_t *ls; | |
563 | 99 socklen_t olen; |
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100 #if (NGX_HAVE_DEFERRED_ACCEPT) |
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101 ngx_err_t err; |
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102 #endif |
523 | 103 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
104 struct accept_filter_arg af; | |
105 #endif | |
106 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
107 int timeout; | |
108 #endif | |
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109 |
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110 ls = cycle->listening.elts; |
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111 for (i = 0; i < cycle->listening.nelts; i++) { |
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112 |
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113 ls[i].sockaddr = ngx_palloc(cycle->pool, NGX_SOCKADDRLEN); |
219
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114 if (ls[i].sockaddr == NULL) { |
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115 return NGX_ERROR; |
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116 } |
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117 |
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118 ls[i].socklen = NGX_SOCKADDRLEN; |
219
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119 if (getsockname(ls[i].fd, ls[i].sockaddr, &ls[i].socklen) == -1) { |
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120 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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121 "getsockname() of the inherited " |
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122 "socket #%d failed", ls[i].fd); |
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123 ls[i].ignore = 1; |
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124 continue; |
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125 } |
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126 |
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127 switch (ls[i].sockaddr->sa_family) { |
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128 |
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129 #if (NGX_HAVE_INET6) |
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130 case AF_INET6: |
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131 ls[i].addr_text_max_len = NGX_INET6_ADDRSTRLEN; |
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132 len = NGX_INET6_ADDRSTRLEN + sizeof(":65535") - 1; |
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133 break; |
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134 #endif |
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135 |
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136 #if (NGX_HAVE_UNIX_DOMAIN) |
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137 case AF_UNIX: |
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138 ls[i].addr_text_max_len = NGX_UNIX_ADDRSTRLEN; |
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139 len = NGX_UNIX_ADDRSTRLEN; |
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140 break; |
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141 #endif |
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142 |
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143 case AF_INET: |
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144 ls[i].addr_text_max_len = NGX_INET_ADDRSTRLEN; |
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145 len = NGX_INET_ADDRSTRLEN + sizeof(":65535") - 1; |
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146 break; |
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147 |
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148 default: |
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149 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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150 "the inherited socket #%d has " |
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151 "an unsupported protocol family", ls[i].fd); |
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152 ls[i].ignore = 1; |
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153 continue; |
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154 } |
461 | 155 |
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156 ls[i].addr_text.data = ngx_pnalloc(cycle->pool, len); |
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157 if (ls[i].addr_text.data == NULL) { |
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158 return NGX_ERROR; |
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159 } |
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160 |
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161 len = ngx_sock_ntop(ls[i].sockaddr, ls[i].socklen, |
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162 ls[i].addr_text.data, len, 1); |
461 | 163 if (len == 0) { |
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164 return NGX_ERROR; |
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165 } |
461 | 166 |
2512
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a prelimiary IPv6 support, HTTP listen
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|
167 ls[i].addr_text.len = len; |
523 | 168 |
1377
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set default listen() backlog to 511 on all platforms except FreeBSD
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|
169 ls[i].backlog = NGX_LISTEN_BACKLOG; |
537 | 170 |
563 | 171 olen = sizeof(int); |
172 | |
173 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, (void *) &ls[i].rcvbuf, | |
174 &olen) | |
175 == -1) | |
176 { | |
177 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
178 "getsockopt(SO_RCVBUF) %V failed, ignored", | |
179 &ls[i].addr_text); | |
180 | |
181 ls[i].rcvbuf = -1; | |
182 } | |
183 | |
184 olen = sizeof(int); | |
185 | |
186 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, (void *) &ls[i].sndbuf, | |
187 &olen) | |
188 == -1) | |
189 { | |
190 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
191 "getsockopt(SO_SNDBUF) %V failed, ignored", | |
192 &ls[i].addr_text); | |
193 | |
194 ls[i].sndbuf = -1; | |
195 } | |
196 | |
3676 | 197 #if 0 |
198 /* SO_SETFIB is currently a set only option */ | |
199 | |
200 #if (NGX_HAVE_SETFIB) | |
201 | |
5488
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Fixed the first argument to getsockopt().
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202 olen = sizeof(int); |
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Fixed the first argument to getsockopt().
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203 |
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204 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_SETFIB, |
3676 | 205 (void *) &ls[i].setfib, &olen) |
206 == -1) | |
207 { | |
208 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
209 "getsockopt(SO_SETFIB) %V failed, ignored", | |
210 &ls[i].addr_text); | |
211 | |
212 ls[i].setfib = -1; | |
213 } | |
214 | |
215 #endif | |
216 #endif | |
217 | |
5456
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Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
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218 #if (NGX_HAVE_TCP_FASTOPEN) |
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Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
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219 |
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Fixed the first argument to getsockopt().
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220 olen = sizeof(int); |
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Fixed the first argument to getsockopt().
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221 |
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Fixed the first argument to getsockopt().
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222 if (getsockopt(ls[i].fd, IPPROTO_TCP, TCP_FASTOPEN, |
5456
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Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
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223 (void *) &ls[i].fastopen, &olen) |
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Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
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224 == -1) |
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Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
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225 { |
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226 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, |
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227 "getsockopt(TCP_FASTOPEN) %V failed, ignored", |
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Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
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228 &ls[i].addr_text); |
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229 |
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230 ls[i].fastopen = -1; |
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231 } |
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232 |
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233 #endif |
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234 |
523 | 235 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
236 | |
237 ngx_memzero(&af, sizeof(struct accept_filter_arg)); | |
563 | 238 olen = sizeof(struct accept_filter_arg); |
523 | 239 |
563 | 240 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, &af, &olen) |
523 | 241 == -1) |
242 { | |
541 | 243 err = ngx_errno; |
244 | |
245 if (err == NGX_EINVAL) { | |
246 continue; | |
247 } | |
248 | |
249 ngx_log_error(NGX_LOG_NOTICE, cycle->log, err, | |
523 | 250 "getsockopt(SO_ACCEPTFILTER) for %V failed, ignored", |
251 &ls[i].addr_text); | |
252 continue; | |
253 } | |
254 | |
563 | 255 if (olen < sizeof(struct accept_filter_arg) || af.af_name[0] == '\0') { |
523 | 256 continue; |
257 } | |
258 | |
259 ls[i].accept_filter = ngx_palloc(cycle->pool, 16); | |
260 if (ls[i].accept_filter == NULL) { | |
261 return NGX_ERROR; | |
262 } | |
263 | |
264 (void) ngx_cpystrn((u_char *) ls[i].accept_filter, | |
265 (u_char *) af.af_name, 16); | |
266 #endif | |
267 | |
268 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
269 | |
270 timeout = 0; | |
563 | 271 olen = sizeof(int); |
523 | 272 |
563 | 273 if (getsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, &timeout, &olen) |
523 | 274 == -1) |
275 { | |
5431
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Core: handling of getsockopt(TCP_DEFER_ACCEPT) failures.
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276 err = ngx_errno; |
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Core: handling of getsockopt(TCP_DEFER_ACCEPT) failures.
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277 |
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278 if (err == NGX_EOPNOTSUPP) { |
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Core: handling of getsockopt(TCP_DEFER_ACCEPT) failures.
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279 continue; |
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Core: handling of getsockopt(TCP_DEFER_ACCEPT) failures.
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280 } |
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Core: handling of getsockopt(TCP_DEFER_ACCEPT) failures.
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281 |
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Core: handling of getsockopt(TCP_DEFER_ACCEPT) failures.
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282 ngx_log_error(NGX_LOG_NOTICE, cycle->log, err, |
523 | 283 "getsockopt(TCP_DEFER_ACCEPT) for %V failed, ignored", |
284 &ls[i].addr_text); | |
285 continue; | |
286 } | |
287 | |
565 | 288 if (olen < sizeof(int) || timeout == 0) { |
523 | 289 continue; |
290 } | |
291 | |
292 ls[i].deferred_accept = 1; | |
293 #endif | |
218
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294 } |
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295 |
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296 return NGX_OK; |
05592fd7a436
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297 } |
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298 |
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299 |
521 | 300 ngx_int_t |
301 ngx_open_listening_sockets(ngx_cycle_t *cycle) | |
218
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302 { |
563 | 303 int reuseaddr; |
304 ngx_uint_t i, tries, failed; | |
253
b6793bc5034b
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242
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305 ngx_err_t err; |
b6793bc5034b
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242
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306 ngx_log_t *log; |
b6793bc5034b
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parents:
242
diff
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307 ngx_socket_t s; |
b6793bc5034b
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308 ngx_listening_t *ls; |
218
05592fd7a436
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309 |
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310 reuseaddr = 1; |
05592fd7a436
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311 #if (NGX_SUPPRESS_WARN) |
05592fd7a436
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parents:
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312 failed = 0; |
05592fd7a436
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313 #endif |
05592fd7a436
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314 |
05592fd7a436
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315 log = cycle->log; |
05592fd7a436
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parents:
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316 |
563 | 317 /* TODO: configurable try number */ |
218
05592fd7a436
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parents:
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318 |
2024 | 319 for (tries = 5; tries; tries--) { |
218
05592fd7a436
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320 failed = 0; |
05592fd7a436
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parents:
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|
321 |
05592fd7a436
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parents:
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|
322 /* for each listening socket */ |
05592fd7a436
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parents:
diff
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|
323 |
05592fd7a436
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parents:
diff
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|
324 ls = cycle->listening.elts; |
05592fd7a436
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parents:
diff
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|
325 for (i = 0; i < cycle->listening.nelts; i++) { |
05592fd7a436
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parents:
diff
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|
326 |
05592fd7a436
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parents:
diff
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|
327 if (ls[i].ignore) { |
05592fd7a436
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parents:
diff
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|
328 continue; |
05592fd7a436
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parents:
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|
329 } |
05592fd7a436
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|
330 |
5360
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Win32: MinGW GCC compatibility.
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331 if (ls[i].fd != (ngx_socket_t) -1) { |
218
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332 continue; |
05592fd7a436
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|
333 } |
05592fd7a436
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|
334 |
05592fd7a436
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parents:
diff
changeset
|
335 if (ls[i].inherited) { |
05592fd7a436
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parents:
diff
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|
336 |
05592fd7a436
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parents:
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|
337 /* TODO: close on exit */ |
05592fd7a436
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|
338 /* TODO: nonblocking */ |
05592fd7a436
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|
339 /* TODO: deferred accept */ |
05592fd7a436
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|
340 |
05592fd7a436
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341 continue; |
05592fd7a436
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|
342 } |
05592fd7a436
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|
343 |
2198
5975975eedc0
ngx_sock_ntop() takes family from sockaddr, remove duplicate field
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2197
diff
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|
344 s = ngx_socket(ls[i].sockaddr->sa_family, ls[i].type, 0); |
218
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345 |
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Win32: MinGW GCC compatibility.
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346 if (s == (ngx_socket_t) -1) { |
218
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|
347 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 348 ngx_socket_n " %V failed", &ls[i].addr_text); |
218
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349 return NGX_ERROR; |
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350 } |
05592fd7a436
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|
351 |
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|
352 if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, |
563 | 353 (const void *) &reuseaddr, sizeof(int)) |
354 == -1) | |
355 { | |
218
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|
356 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 357 "setsockopt(SO_REUSEADDR) %V failed", |
358 &ls[i].addr_text); | |
563 | 359 |
1223 | 360 if (ngx_close_socket(s) == -1) { |
563 | 361 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
362 ngx_close_socket_n " %V failed", | |
363 &ls[i].addr_text); | |
1223 | 364 } |
563 | 365 |
218
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366 return NGX_ERROR; |
05592fd7a436
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|
367 } |
05592fd7a436
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|
368 |
2562 | 369 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) |
370 | |
4771
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Core: ipv6only is now on by default.
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|
371 if (ls[i].sockaddr->sa_family == AF_INET6) { |
2562 | 372 int ipv6only; |
373 | |
4771
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|
374 ipv6only = ls[i].ipv6only; |
2562 | 375 |
376 if (setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, | |
377 (const void *) &ipv6only, sizeof(int)) | |
378 == -1) | |
379 { | |
2801 | 380 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
2562 | 381 "setsockopt(IPV6_V6ONLY) %V failed, ignored", |
382 &ls[i].addr_text); | |
383 } | |
384 } | |
385 #endif | |
218
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386 /* TODO: close on exit */ |
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387 |
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388 if (!(ngx_event_flags & NGX_USE_AIO_EVENT)) { |
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389 if (ngx_nonblocking(s) == -1) { |
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390 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 391 ngx_nonblocking_n " %V failed", |
392 &ls[i].addr_text); | |
563 | 393 |
1223 | 394 if (ngx_close_socket(s) == -1) { |
563 | 395 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
396 ngx_close_socket_n " %V failed", | |
397 &ls[i].addr_text); | |
1223 | 398 } |
563 | 399 |
218
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400 return NGX_ERROR; |
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401 } |
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402 } |
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403 |
2801 | 404 ngx_log_debug2(NGX_LOG_DEBUG_CORE, log, 0, |
593 | 405 "bind() %V #%d ", &ls[i].addr_text, s); |
406 | |
218
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407 if (bind(s, ls[i].sockaddr, ls[i].socklen) == -1) { |
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408 err = ngx_socket_errno; |
563 | 409 |
410 if (err == NGX_EADDRINUSE && ngx_test_config) { | |
411 continue; | |
412 } | |
413 | |
218
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414 ngx_log_error(NGX_LOG_EMERG, log, err, |
461 | 415 "bind() to %V failed", &ls[i].addr_text); |
218
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416 |
1223 | 417 if (ngx_close_socket(s) == -1) { |
218
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418 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 419 ngx_close_socket_n " %V failed", |
420 &ls[i].addr_text); | |
1223 | 421 } |
218
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422 |
563 | 423 if (err != NGX_EADDRINUSE) { |
424 return NGX_ERROR; | |
425 } | |
426 | |
218
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427 failed = 1; |
563 | 428 |
218
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429 continue; |
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430 } |
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431 |
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432 #if (NGX_HAVE_UNIX_DOMAIN) |
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433 |
3371
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434 if (ls[i].sockaddr->sa_family == AF_UNIX) { |
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435 mode_t mode; |
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436 u_char *name; |
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437 |
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438 name = ls[i].addr_text.data + sizeof("unix:") - 1; |
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439 mode = (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH); |
3260
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440 |
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441 if (chmod((char *) name, mode) == -1) { |
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442 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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443 "chmod() \"%s\" failed", name); |
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444 } |
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445 |
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446 if (ngx_test_config) { |
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Use NGX_FILE_ERROR for handling file operations errors.
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447 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
3371
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448 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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449 ngx_delete_file_n " %s failed", name); |
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450 } |
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451 } |
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452 } |
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453 #endif |
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454 |
1224
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455 if (listen(s, ls[i].backlog) == -1) { |
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456 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
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457 "listen() to %V, backlog %d failed", |
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458 &ls[i].addr_text, ls[i].backlog); |
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459 |
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460 if (ngx_close_socket(s) == -1) { |
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461 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
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462 ngx_close_socket_n " %V failed", |
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463 &ls[i].addr_text); |
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464 } |
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465 |
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466 return NGX_ERROR; |
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467 } |
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468 |
563 | 469 ls[i].listen = 1; |
218
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470 |
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471 ls[i].fd = s; |
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472 } |
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473 |
563 | 474 if (!failed) { |
218
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475 break; |
563 | 476 } |
218
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477 |
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478 /* TODO: delay configurable */ |
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479 |
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480 ngx_log_error(NGX_LOG_NOTICE, log, 0, |
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481 "try again to bind() after 500ms"); |
563 | 482 |
218
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483 ngx_msleep(500); |
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484 } |
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485 |
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486 if (failed) { |
477 | 487 ngx_log_error(NGX_LOG_EMERG, log, 0, "still could not bind()"); |
218
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488 return NGX_ERROR; |
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489 } |
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490 |
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491 return NGX_OK; |
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492 } |
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493 |
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|
494 |
521 | 495 void |
2802 | 496 ngx_configure_listening_sockets(ngx_cycle_t *cycle) |
563 | 497 { |
5282
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Style: reuse one int variable in ngx_configure_listening_sockets().
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498 int value; |
563 | 499 ngx_uint_t i; |
500 ngx_listening_t *ls; | |
501 | |
502 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) | |
503 struct accept_filter_arg af; | |
504 #endif | |
505 | |
506 ls = cycle->listening.elts; | |
507 for (i = 0; i < cycle->listening.nelts; i++) { | |
508 | |
2803
60758ab4e5f4
move listen log copying from ngx_open_listening_sockets()
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2802
diff
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509 ls[i].log = *ls[i].logp; |
60758ab4e5f4
move listen log copying from ngx_open_listening_sockets()
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diff
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|
510 |
563 | 511 if (ls[i].rcvbuf != -1) { |
512 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, | |
513 (const void *) &ls[i].rcvbuf, sizeof(int)) | |
514 == -1) | |
515 { | |
516 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 517 "setsockopt(SO_RCVBUF, %d) %V failed, ignored", |
518 ls[i].rcvbuf, &ls[i].addr_text); | |
563 | 519 } |
520 } | |
521 | |
522 if (ls[i].sndbuf != -1) { | |
523 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, | |
524 (const void *) &ls[i].sndbuf, sizeof(int)) | |
525 == -1) | |
526 { | |
527 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 528 "setsockopt(SO_SNDBUF, %d) %V failed, ignored", |
529 ls[i].sndbuf, &ls[i].addr_text); | |
563 | 530 } |
531 } | |
532 | |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
533 if (ls[i].keepalive) { |
5282
31690d934175
Style: reuse one int variable in ngx_configure_listening_sockets().
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5264
diff
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|
534 value = (ls[i].keepalive == 1) ? 1 : 0; |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
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parents:
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diff
changeset
|
535 |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
536 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_KEEPALIVE, |
5282
31690d934175
Style: reuse one int variable in ngx_configure_listening_sockets().
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diff
changeset
|
537 (const void *) &value, sizeof(int)) |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
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4016
diff
changeset
|
538 == -1) |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
539 { |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
540 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
541 "setsockopt(SO_KEEPALIVE, %d) %V failed, ignored", |
5282
31690d934175
Style: reuse one int variable in ngx_configure_listening_sockets().
Ruslan Ermilov <ru@nginx.com>
parents:
5264
diff
changeset
|
542 value, &ls[i].addr_text); |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
543 } |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
544 } |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
545 |
4522 | 546 #if (NGX_HAVE_KEEPALIVE_TUNABLE) |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
547 |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
548 if (ls[i].keepidle) { |
5283
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
549 value = ls[i].keepidle; |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
550 |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
551 #if (NGX_KEEPALIVE_FACTOR) |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
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parents:
5282
diff
changeset
|
552 value *= NGX_KEEPALIVE_FACTOR; |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
553 #endif |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
554 |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
555 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_KEEPIDLE, |
5283
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
556 (const void *) &value, sizeof(int)) |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
557 == -1) |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
558 { |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
559 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
560 "setsockopt(TCP_KEEPIDLE, %d) %V failed, ignored", |
5283
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
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parents:
5282
diff
changeset
|
561 value, &ls[i].addr_text); |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
562 } |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
563 } |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
564 |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
565 if (ls[i].keepintvl) { |
5283
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
566 value = ls[i].keepintvl; |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
567 |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
568 #if (NGX_KEEPALIVE_FACTOR) |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
569 value *= NGX_KEEPALIVE_FACTOR; |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
570 #endif |
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
Ruslan Ermilov <ru@nginx.com>
parents:
5282
diff
changeset
|
571 |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
572 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_KEEPINTVL, |
5283
6d73e0dc4f64
On DragonFlyBSD, TCP_KEEPIDLE and TCP_KEEPINTVL are in msecs.
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parents:
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|
573 (const void *) &value, sizeof(int)) |
4323
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
574 == -1) |
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
575 { |
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
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changeset
|
576 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, |
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
577 "setsockopt(TCP_KEEPINTVL, %d) %V failed, ignored", |
5283
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|
578 value, &ls[i].addr_text); |
4323
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
579 } |
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
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diff
changeset
|
580 } |
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
581 |
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
582 if (ls[i].keepcnt) { |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
583 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_KEEPCNT, |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
584 (const void *) &ls[i].keepcnt, sizeof(int)) |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
585 == -1) |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
586 { |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
587 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
588 "setsockopt(TCP_KEEPCNT, %d) %V failed, ignored", |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
589 ls[i].keepcnt, &ls[i].addr_text); |
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
590 } |
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
591 } |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
592 |
c4513d4dd024
Added the "so_keepalive=" parameter to the "listen" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
593 #endif |
c4513d4dd024
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Valentin Bartenev <vbart@nginx.com>
parents:
4016
diff
changeset
|
594 |
3676 | 595 #if (NGX_HAVE_SETFIB) |
596 if (ls[i].setfib != -1) { | |
597 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SETFIB, | |
598 (const void *) &ls[i].setfib, sizeof(int)) | |
599 == -1) | |
600 { | |
601 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
602 "setsockopt(SO_SETFIB, %d) %V failed, ignored", | |
603 ls[i].setfib, &ls[i].addr_text); | |
604 } | |
605 } | |
606 #endif | |
607 | |
5456
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
608 #if (NGX_HAVE_TCP_FASTOPEN) |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
609 if (ls[i].fastopen != -1) { |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
610 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_FASTOPEN, |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
611 (const void *) &ls[i].fastopen, sizeof(int)) |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
612 == -1) |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
613 { |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
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changeset
|
614 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
615 "setsockopt(TCP_FASTOPEN, %d) %V failed, ignored", |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
616 ls[i].fastopen, &ls[i].addr_text); |
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Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
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parents:
5431
diff
changeset
|
617 } |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
618 } |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
Mathew Rodley <mathew@rodley.com.au>
parents:
5431
diff
changeset
|
619 #endif |
692afcea9d0d
Added support for TCP_FASTOPEN supported in Linux >= 3.7.1.
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parents:
5431
diff
changeset
|
620 |
635 | 621 #if 0 |
622 if (1) { | |
623 int tcp_nodelay = 1; | |
624 | |
625 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_NODELAY, | |
626 (const void *) &tcp_nodelay, sizeof(int)) | |
627 == -1) | |
628 { | |
629 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
630 "setsockopt(TCP_NODELAY) %V failed, ignored", | |
631 &ls[i].addr_text); | |
632 } | |
633 } | |
634 #endif | |
635 | |
563 | 636 if (ls[i].listen) { |
1225 | 637 |
638 /* change backlog via listen() */ | |
639 | |
563 | 640 if (listen(ls[i].fd, ls[i].backlog) == -1) { |
641 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
1222 | 642 "listen() to %V, backlog %d failed, ignored", |
643 &ls[i].addr_text, ls[i].backlog); | |
563 | 644 } |
645 } | |
646 | |
647 /* | |
648 * setting deferred mode should be last operation on socket, | |
649 * because code may prematurely continue cycle on failure | |
650 */ | |
651 | |
652 #if (NGX_HAVE_DEFERRED_ACCEPT) | |
653 | |
654 #ifdef SO_ACCEPTFILTER | |
655 | |
627 | 656 if (ls[i].delete_deferred) { |
657 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, NULL, 0) | |
658 == -1) | |
563 | 659 { |
660 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
661 "setsockopt(SO_ACCEPTFILTER, NULL) " | |
662 "for %V failed, ignored", | |
627 | 663 &ls[i].addr_text); |
563 | 664 |
627 | 665 if (ls[i].accept_filter) { |
563 | 666 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
667 "could not change the accept filter " | |
668 "to \"%s\" for %V, ignored", | |
627 | 669 ls[i].accept_filter, &ls[i].addr_text); |
563 | 670 } |
671 | |
672 continue; | |
673 } | |
674 | |
627 | 675 ls[i].deferred_accept = 0; |
563 | 676 } |
677 | |
627 | 678 if (ls[i].add_deferred) { |
563 | 679 ngx_memzero(&af, sizeof(struct accept_filter_arg)); |
680 (void) ngx_cpystrn((u_char *) af.af_name, | |
627 | 681 (u_char *) ls[i].accept_filter, 16); |
563 | 682 |
627 | 683 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, |
563 | 684 &af, sizeof(struct accept_filter_arg)) |
685 == -1) | |
686 { | |
687 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
688 "setsockopt(SO_ACCEPTFILTER, \"%s\") " | |
4016
b044d6553d52
Move SO_ACCEPTFILTER and TCP_DEFER_ACCEPT checks into configure.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3880
diff
changeset
|
689 "for %V failed, ignored", |
627 | 690 ls[i].accept_filter, &ls[i].addr_text); |
563 | 691 continue; |
692 } | |
693 | |
627 | 694 ls[i].deferred_accept = 1; |
563 | 695 } |
696 | |
697 #endif | |
698 | |
699 #ifdef TCP_DEFER_ACCEPT | |
700 | |
627 | 701 if (ls[i].add_deferred || ls[i].delete_deferred) { |
563 | 702 |
627 | 703 if (ls[i].add_deferred) { |
5282
31690d934175
Style: reuse one int variable in ngx_configure_listening_sockets().
Ruslan Ermilov <ru@nginx.com>
parents:
5264
diff
changeset
|
704 value = (int) (ls[i].post_accept_timeout / 1000); |
563 | 705 |
706 } else { | |
5282
31690d934175
Style: reuse one int variable in ngx_configure_listening_sockets().
Ruslan Ermilov <ru@nginx.com>
parents:
5264
diff
changeset
|
707 value = 0; |
563 | 708 } |
709 | |
627 | 710 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, |
5282
31690d934175
Style: reuse one int variable in ngx_configure_listening_sockets().
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parents:
5264
diff
changeset
|
711 &value, sizeof(int)) |
563 | 712 == -1) |
713 { | |
714 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
715 "setsockopt(TCP_DEFER_ACCEPT, %d) for %V failed, " | |
716 "ignored", | |
5282
31690d934175
Style: reuse one int variable in ngx_configure_listening_sockets().
Ruslan Ermilov <ru@nginx.com>
parents:
5264
diff
changeset
|
717 value, &ls[i].addr_text); |
563 | 718 |
719 continue; | |
720 } | |
721 } | |
722 | |
627 | 723 if (ls[i].add_deferred) { |
724 ls[i].deferred_accept = 1; | |
563 | 725 } |
726 | |
727 #endif | |
728 | |
729 #endif /* NGX_HAVE_DEFERRED_ACCEPT */ | |
730 } | |
731 | |
732 return; | |
733 } | |
734 | |
735 | |
736 void | |
521 | 737 ngx_close_listening_sockets(ngx_cycle_t *cycle) |
218
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
738 { |
543 | 739 ngx_uint_t i; |
740 ngx_listening_t *ls; | |
741 ngx_connection_t *c; | |
218
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
742 |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
743 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
744 return; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
745 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
746 |
303
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
747 ngx_accept_mutex_held = 0; |
611 | 748 ngx_use_accept_mutex = 0; |
303
00c5660d2707
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Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
749 |
218
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
750 ls = cycle->listening.elts; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
751 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
|
752 |
543 | 753 c = ls[i].connection; |
218
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
754 |
2725 | 755 if (c) { |
756 if (c->read->active) { | |
757 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { | |
758 ngx_del_conn(c, NGX_CLOSE_EVENT); | |
1833
86464f8eddd6
workaround for Linux 2.6 OpenVZ
Igor Sysoev <igor@sysoev.ru>
parents:
1435
diff
changeset
|
759 |
2725 | 760 } else if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
761 |
2725 | 762 /* |
763 * it seems that Linux-2.6.x OpenVZ sends events | |
764 * for closed shared listening sockets unless | |
4572
67653855682e
Fixed spelling in multiline C comments.
Ruslan Ermilov <ru@nginx.com>
parents:
4522
diff
changeset
|
765 * the events was explicitly deleted |
2725 | 766 */ |
1833
86464f8eddd6
workaround for Linux 2.6 OpenVZ
Igor Sysoev <igor@sysoev.ru>
parents:
1435
diff
changeset
|
767 |
2725 | 768 ngx_del_event(c->read, NGX_READ_EVENT, 0); |
1833
86464f8eddd6
workaround for Linux 2.6 OpenVZ
Igor Sysoev <igor@sysoev.ru>
parents:
1435
diff
changeset
|
769 |
2725 | 770 } else { |
771 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); | |
772 } | |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
773 } |
2725 | 774 |
775 ngx_free_connection(c); | |
776 | |
777 c->fd = (ngx_socket_t) -1; | |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
778 } |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
779 |
563 | 780 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
781 "close listening %V #%d ", &ls[i].addr_text, ls[i].fd); | |
782 | |
543 | 783 if (ngx_close_socket(ls[i].fd) == -1) { |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
784 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
461 | 785 ngx_close_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
|
786 } |
2928 | 787 |
3230
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
788 #if (NGX_HAVE_UNIX_DOMAIN) |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
789 |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
790 if (ls[i].sockaddr->sa_family == AF_UNIX |
3358
f94e8ff65aa2
add NGX_PROCESS_HELPER process status
Igor Sysoev <igor@sysoev.ru>
parents:
3292
diff
changeset
|
791 && ngx_process <= NGX_PROCESS_MASTER |
3261
35077c22326c
do not unlink unix domain socket file while online upgrade
Igor Sysoev <igor@sysoev.ru>
parents:
3260
diff
changeset
|
792 && ngx_new_binary == 0) |
3230
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
793 { |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
794 u_char *name = ls[i].addr_text.data + sizeof("unix:") - 1; |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
795 |
5137
f941cf265cc5
Use NGX_FILE_ERROR for handling file operations errors.
Valentin Bartenev <vbart@nginx.com>
parents:
5115
diff
changeset
|
796 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
3230
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
797 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
798 ngx_delete_file_n " %s failed", name); |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
799 } |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
800 } |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
801 |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
802 #endif |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3151
diff
changeset
|
803 |
2928 | 804 ls[i].fd = (ngx_socket_t) -1; |
543 | 805 } |
4917
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
parents:
4771
diff
changeset
|
806 |
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
parents:
4771
diff
changeset
|
807 cycle->listening.nelts = 0; |
543 | 808 } |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
809 |
543 | 810 |
811 ngx_connection_t * | |
812 ngx_get_connection(ngx_socket_t s, ngx_log_t *log) | |
813 { | |
561 | 814 ngx_uint_t instance; |
815 ngx_event_t *rev, *wev; | |
816 ngx_connection_t *c; | |
543 | 817 |
818 /* disable warning: Win32 SOCKET is u_int while UNIX socket is int */ | |
819 | |
820 if (ngx_cycle->files && (ngx_uint_t) s >= ngx_cycle->files_n) { | |
821 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
822 "the new socket has number %d, " | |
823 "but only %ui files are available", | |
824 s, ngx_cycle->files_n); | |
825 return NULL; | |
826 } | |
827 | |
828 /* ngx_mutex_lock */ | |
829 | |
830 c = ngx_cycle->free_connections; | |
831 | |
832 if (c == NULL) { | |
3880
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
833 ngx_drain_connections(); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
834 c = ngx_cycle->free_connections; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
835 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
836 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
837 if (c == NULL) { |
543 | 838 ngx_log_error(NGX_LOG_ALERT, log, 0, |
2254 | 839 "%ui worker_connections are not enough", |
543 | 840 ngx_cycle->connection_n); |
841 | |
842 /* ngx_mutex_unlock */ | |
843 | |
844 return NULL; | |
845 } | |
846 | |
847 ngx_cycle->free_connections = c->data; | |
848 ngx_cycle->free_connection_n--; | |
849 | |
850 /* ngx_mutex_unlock */ | |
851 | |
852 if (ngx_cycle->files) { | |
853 ngx_cycle->files[s] = c; | |
854 } | |
855 | |
561 | 856 rev = c->read; |
857 wev = c->write; | |
858 | |
859 ngx_memzero(c, sizeof(ngx_connection_t)); | |
860 | |
861 c->read = rev; | |
862 c->write = wev; | |
863 c->fd = s; | |
864 c->log = log; | |
865 | |
866 instance = rev->instance; | |
867 | |
868 ngx_memzero(rev, sizeof(ngx_event_t)); | |
869 ngx_memzero(wev, sizeof(ngx_event_t)); | |
870 | |
871 rev->instance = !instance; | |
872 wev->instance = !instance; | |
873 | |
874 rev->index = NGX_INVALID_INDEX; | |
875 wev->index = NGX_INVALID_INDEX; | |
876 | |
877 rev->data = c; | |
878 wev->data = c; | |
879 | |
880 wev->write = 1; | |
881 | |
543 | 882 return c; |
883 } | |
884 | |
885 | |
886 void | |
887 ngx_free_connection(ngx_connection_t *c) | |
888 { | |
889 /* ngx_mutex_lock */ | |
890 | |
891 c->data = ngx_cycle->free_connections; | |
892 ngx_cycle->free_connections = c; | |
893 ngx_cycle->free_connection_n++; | |
894 | |
895 /* ngx_mutex_unlock */ | |
896 | |
897 if (ngx_cycle->files) { | |
898 ngx_cycle->files[c->fd] = NULL; | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
899 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
900 } |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
901 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
902 |
521 | 903 void |
904 ngx_close_connection(ngx_connection_t *c) | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
905 { |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
906 ngx_err_t err; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
907 ngx_uint_t log_error, level; |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
908 ngx_socket_t fd; |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
909 |
5360
3d2d3e1cf427
Win32: MinGW GCC compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5283
diff
changeset
|
910 if (c->fd == (ngx_socket_t) -1) { |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
911 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "connection already closed"); |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
912 return; |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
913 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
914 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
915 if (c->read->timer_set) { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
916 ngx_del_timer(c->read); |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
917 } |
577 | 918 |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
919 if (c->write->timer_set) { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
920 ngx_del_timer(c->write); |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
921 } |
577 | 922 |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
923 if (ngx_del_conn) { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
924 ngx_del_conn(c, NGX_CLOSE_EVENT); |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
925 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
926 } else { |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
927 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
|
928 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
|
929 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
930 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
931 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
|
932 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
|
933 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
934 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
935 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
936 #if (NGX_THREADS) |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
937 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
938 /* |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
939 * 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
|
940 * 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
|
941 * 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
|
942 */ |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
943 |
563 | 944 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
|
945 |
563 | 946 if (c->read->prev) { |
947 ngx_delete_posted_event(c->read); | |
948 } | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
949 |
563 | 950 if (c->write->prev) { |
951 ngx_delete_posted_event(c->write); | |
952 } | |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
953 |
563 | 954 c->read->closed = 1; |
955 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
|
956 |
5104
93713d4b99c3
Removed c->single_connection flag.
Valentin Bartenev <vbart@nginx.com>
parents:
4917
diff
changeset
|
957 ngx_unlock(&c->lock); |
93713d4b99c3
Removed c->single_connection flag.
Valentin Bartenev <vbart@nginx.com>
parents:
4917
diff
changeset
|
958 c->read->locked = 0; |
93713d4b99c3
Removed c->single_connection flag.
Valentin Bartenev <vbart@nginx.com>
parents:
4917
diff
changeset
|
959 c->write->locked = 0; |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
960 |
563 | 961 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
|
962 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
963 #else |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
964 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
965 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
|
966 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
|
967 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
968 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
969 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
|
970 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
|
971 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
972 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
973 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
|
974 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
|
975 |
0526206251f6
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976 #endif |
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977 |
3880
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|
978 ngx_reusable_connection(c, 0); |
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979 |
1917
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|
980 log_error = c->log_error; |
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|
981 |
543 | 982 ngx_free_connection(c); |
983 | |
417
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984 fd = c->fd; |
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985 c->fd = (ngx_socket_t) -1; |
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986 |
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|
987 if (ngx_close_socket(fd) == -1) { |
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988 |
1917
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989 err = ngx_socket_errno; |
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|
990 |
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|
991 if (err == NGX_ECONNRESET || err == NGX_ENOTCONN) { |
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|
992 |
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|
993 switch (log_error) { |
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|
994 |
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|
995 case NGX_ERROR_INFO: |
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|
996 level = NGX_LOG_INFO; |
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|
997 break; |
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|
998 |
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|
999 case NGX_ERROR_ERR: |
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|
1000 level = NGX_LOG_ERR; |
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|
1001 break; |
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|
1002 |
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|
1003 default: |
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|
1004 level = NGX_LOG_CRIT; |
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|
1005 } |
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|
1006 |
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|
1007 } else { |
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|
1008 level = NGX_LOG_CRIT; |
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|
1009 } |
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|
1010 |
417
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|
1011 /* we use ngx_cycle->log because c->log was in c->pool */ |
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1012 |
1917
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|
1013 ngx_log_error(level, ngx_cycle->log, err, |
1435 | 1014 ngx_close_socket_n " %d failed", fd); |
417
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1015 } |
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1016 } |
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|
1017 |
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1018 |
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|
1019 void |
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|
1020 ngx_reusable_connection(ngx_connection_t *c, ngx_uint_t reusable) |
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|
1021 { |
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|
1022 ngx_log_debug1(NGX_LOG_DEBUG_CORE, c->log, 0, |
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|
1023 "reusable connection: %ui", reusable); |
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|
1024 |
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|
1025 if (c->reusable) { |
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|
1026 ngx_queue_remove(&c->queue); |
5115
a29c574d61fa
Status: introduced the "ngx_stat_waiting" counter.
Valentin Bartenev <vbart@nginx.com>
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diff
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|
1027 |
a29c574d61fa
Status: introduced the "ngx_stat_waiting" counter.
Valentin Bartenev <vbart@nginx.com>
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diff
changeset
|
1028 #if (NGX_STAT_STUB) |
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Status: introduced the "ngx_stat_waiting" counter.
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diff
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|
1029 (void) ngx_atomic_fetch_add(ngx_stat_waiting, -1); |
a29c574d61fa
Status: introduced the "ngx_stat_waiting" counter.
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diff
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|
1030 #endif |
3880
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|
1031 } |
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|
1032 |
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|
1033 c->reusable = reusable; |
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|
1034 |
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|
1035 if (reusable) { |
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|
1036 /* need cast as ngx_cycle is volatile */ |
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|
1037 |
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|
1038 ngx_queue_insert_head( |
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changeset
|
1039 (ngx_queue_t *) &ngx_cycle->reusable_connections_queue, &c->queue); |
5115
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Status: introduced the "ngx_stat_waiting" counter.
Valentin Bartenev <vbart@nginx.com>
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diff
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|
1040 |
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Status: introduced the "ngx_stat_waiting" counter.
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|
1041 #if (NGX_STAT_STUB) |
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Status: introduced the "ngx_stat_waiting" counter.
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diff
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|
1042 (void) ngx_atomic_fetch_add(ngx_stat_waiting, 1); |
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Status: introduced the "ngx_stat_waiting" counter.
Valentin Bartenev <vbart@nginx.com>
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diff
changeset
|
1043 #endif |
3880
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|
1044 } |
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|
1045 } |
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|
1046 |
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|
1047 |
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|
1048 static void |
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|
1049 ngx_drain_connections(void) |
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|
1050 { |
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|
1051 ngx_int_t i; |
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|
1052 ngx_queue_t *q; |
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|
1053 ngx_connection_t *c; |
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|
1054 |
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|
1055 for (i = 0; i < 32; i++) { |
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|
1056 if (ngx_queue_empty(&ngx_cycle->reusable_connections_queue)) { |
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|
1057 break; |
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|
1058 } |
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|
1059 |
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|
1060 q = ngx_queue_last(&ngx_cycle->reusable_connections_queue); |
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|
1061 c = ngx_queue_data(q, ngx_connection_t, queue); |
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|
1062 |
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|
1063 ngx_log_debug0(NGX_LOG_DEBUG_CORE, c->log, 0, |
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changeset
|
1064 "reusing connection"); |
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changeset
|
1065 |
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|
1066 c->close = 1; |
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|
1067 c->read->handler(c->read); |
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|
1068 } |
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changeset
|
1069 } |
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changeset
|
1070 |
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changeset
|
1071 |
521 | 1072 ngx_int_t |
2854
d788477f5a67
ngx_connection_local_sockaddr()
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diff
changeset
|
1073 ngx_connection_local_sockaddr(ngx_connection_t *c, ngx_str_t *s, |
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ngx_connection_local_sockaddr()
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diff
changeset
|
1074 ngx_uint_t port) |
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ngx_connection_local_sockaddr()
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changeset
|
1075 { |
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ngx_connection_local_sockaddr()
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changeset
|
1076 socklen_t len; |
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ngx_connection_local_sockaddr()
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diff
changeset
|
1077 ngx_uint_t addr; |
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ngx_connection_local_sockaddr()
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diff
changeset
|
1078 u_char sa[NGX_SOCKADDRLEN]; |
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ngx_connection_local_sockaddr()
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diff
changeset
|
1079 struct sockaddr_in *sin; |
d788477f5a67
ngx_connection_local_sockaddr()
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diff
changeset
|
1080 #if (NGX_HAVE_INET6) |
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ngx_connection_local_sockaddr()
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changeset
|
1081 ngx_uint_t i; |
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ngx_connection_local_sockaddr()
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diff
changeset
|
1082 struct sockaddr_in6 *sin6; |
d788477f5a67
ngx_connection_local_sockaddr()
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diff
changeset
|
1083 #endif |
d788477f5a67
ngx_connection_local_sockaddr()
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diff
changeset
|
1084 |
5463
1ab1cf63f885
Core: keep the length of the local sockaddr.
Ruslan Ermilov <ru@nginx.com>
parents:
5456
diff
changeset
|
1085 if (c->local_socklen == 0) { |
1ab1cf63f885
Core: keep the length of the local sockaddr.
Ruslan Ermilov <ru@nginx.com>
parents:
5456
diff
changeset
|
1086 return NGX_ERROR; |
1ab1cf63f885
Core: keep the length of the local sockaddr.
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parents:
5456
diff
changeset
|
1087 } |
1ab1cf63f885
Core: keep the length of the local sockaddr.
Ruslan Ermilov <ru@nginx.com>
parents:
5456
diff
changeset
|
1088 |
2854
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1089 switch (c->local_sockaddr->sa_family) { |
d788477f5a67
ngx_connection_local_sockaddr()
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diff
changeset
|
1090 |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1091 #if (NGX_HAVE_INET6) |
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ngx_connection_local_sockaddr()
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diff
changeset
|
1092 case AF_INET6: |
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ngx_connection_local_sockaddr()
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diff
changeset
|
1093 sin6 = (struct sockaddr_in6 *) c->local_sockaddr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1094 |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
2806
diff
changeset
|
1095 for (addr = 0, i = 0; addr == 0 && i < 16; i++) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1096 addr |= sin6->sin6_addr.s6_addr[i]; |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1097 } |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1098 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1099 break; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1100 #endif |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1101 |
5464
30e806b8636a
Fixed handling of UNIX-domain sockets.
Ruslan Ermilov <ru@nginx.com>
parents:
5463
diff
changeset
|
1102 #if (NGX_HAVE_UNIX_DOMAIN) |
30e806b8636a
Fixed handling of UNIX-domain sockets.
Ruslan Ermilov <ru@nginx.com>
parents:
5463
diff
changeset
|
1103 case AF_UNIX: |
30e806b8636a
Fixed handling of UNIX-domain sockets.
Ruslan Ermilov <ru@nginx.com>
parents:
5463
diff
changeset
|
1104 addr = 1; |
30e806b8636a
Fixed handling of UNIX-domain sockets.
Ruslan Ermilov <ru@nginx.com>
parents:
5463
diff
changeset
|
1105 break; |
30e806b8636a
Fixed handling of UNIX-domain sockets.
Ruslan Ermilov <ru@nginx.com>
parents:
5463
diff
changeset
|
1106 #endif |
30e806b8636a
Fixed handling of UNIX-domain sockets.
Ruslan Ermilov <ru@nginx.com>
parents:
5463
diff
changeset
|
1107 |
2854
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1108 default: /* AF_INET */ |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1109 sin = (struct sockaddr_in *) c->local_sockaddr; |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
2806
diff
changeset
|
1110 addr = sin->sin_addr.s_addr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1111 break; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1112 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1113 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1114 if (addr == 0) { |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1115 |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
2806
diff
changeset
|
1116 len = NGX_SOCKADDRLEN; |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
2806
diff
changeset
|
1117 |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
2806
diff
changeset
|
1118 if (getsockname(c->fd, (struct sockaddr *) &sa, &len) == -1) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1119 ngx_connection_error(c, ngx_socket_errno, "getsockname() failed"); |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
2806
diff
changeset
|
1120 return NGX_ERROR; |
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
2806
diff
changeset
|
1121 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1122 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1123 c->local_sockaddr = ngx_palloc(c->pool, len); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1124 if (c->local_sockaddr == NULL) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1125 return NGX_ERROR; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1126 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1127 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1128 ngx_memcpy(c->local_sockaddr, &sa, len); |
5463
1ab1cf63f885
Core: keep the length of the local sockaddr.
Ruslan Ermilov <ru@nginx.com>
parents:
5456
diff
changeset
|
1129 |
1ab1cf63f885
Core: keep the length of the local sockaddr.
Ruslan Ermilov <ru@nginx.com>
parents:
5456
diff
changeset
|
1130 c->local_socklen = len; |
2854
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1131 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1132 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1133 if (s == NULL) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1134 return NGX_OK; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1135 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1136 |
5463
1ab1cf63f885
Core: keep the length of the local sockaddr.
Ruslan Ermilov <ru@nginx.com>
parents:
5456
diff
changeset
|
1137 s->len = ngx_sock_ntop(c->local_sockaddr, c->local_socklen, |
1ab1cf63f885
Core: keep the length of the local sockaddr.
Ruslan Ermilov <ru@nginx.com>
parents:
5456
diff
changeset
|
1138 s->data, s->len, port); |
2854
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1139 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1140 return NGX_OK; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1141 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1142 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1143 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1144 ngx_int_t |
521 | 1145 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
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parents:
242
diff
changeset
|
1146 { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
1147 ngx_uint_t level; |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1148 |
2775 | 1149 /* Winsock may return NGX_ECONNABORTED instead of NGX_ECONNRESET */ |
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1150 |
2775 | 1151 if ((err == NGX_ECONNRESET |
1152 #if (NGX_WIN32) | |
1153 || err == NGX_ECONNABORTED | |
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1154 #endif |
2775 | 1155 ) && c->log_error == NGX_ERROR_IGNORE_ECONNRESET) |
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1156 { |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
1157 return 0; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1158 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1159 |
2560
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1160 #if (NGX_SOLARIS) |
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1161 if (err == NGX_EINVAL && c->log_error == NGX_ERROR_IGNORE_EINVAL) { |
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1162 return 0; |
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1163 } |
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1164 #endif |
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1165 |
537 | 1166 if (err == 0 |
1167 || err == NGX_ECONNRESET | |
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1168 #if (NGX_WIN32) |
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1169 || err == NGX_ECONNABORTED |
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1170 #else |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1171 || err == NGX_EPIPE |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1172 #endif |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
1173 || err == NGX_ENOTCONN |
587 | 1174 || 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
|
1175 || err == NGX_ECONNREFUSED |
1869
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
1176 || err == NGX_ENETDOWN |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
1177 || err == NGX_ENETUNREACH |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
1178 || 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
|
1179 || 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
|
1180 { |
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
253
diff
changeset
|
1181 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
|
1182 |
2560
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1183 case NGX_ERROR_IGNORE_EINVAL: |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
1184 case NGX_ERROR_IGNORE_ECONNRESET: |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1185 case NGX_ERROR_INFO: |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1186 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
|
1187 break; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1188 |
3151
ad3ddfd06e7d
low default connection errors level from alert to error
Igor Sysoev <igor@sysoev.ru>
parents:
2928
diff
changeset
|
1189 default: |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
1190 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
|
1191 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
1192 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
1193 } else { |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
1194 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
|
1195 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
1196 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
1197 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
|
1198 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
1199 return NGX_ERROR; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
1200 } |