Mercurial > hg > nginx
annotate src/core/ngx_connection.c @ 4517:50143b8fb95f stable-1.0
Merge of r4500: fixed spelling in single-line comments.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Mon, 05 Mar 2012 13:26:40 +0000 |
parents | 4919fb357a5d |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 * Copyright (C) Nginx, Inc. |
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5 */ |
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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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13 ngx_os_io_t ngx_io; |
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14 |
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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, 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 | |
2806 | 85 return ls; |
86 } | |
87 | |
88 | |
521 | 89 ngx_int_t |
90 ngx_set_inherited_sockets(ngx_cycle_t *cycle) | |
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91 { |
523 | 92 size_t len; |
93 ngx_uint_t i; | |
94 ngx_listening_t *ls; | |
563 | 95 socklen_t olen; |
523 | 96 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
541 | 97 ngx_err_t err; |
523 | 98 struct accept_filter_arg af; |
99 #endif | |
100 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
101 int timeout; | |
102 #endif | |
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103 |
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104 ls = cycle->listening.elts; |
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105 for (i = 0; i < cycle->listening.nelts; i++) { |
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106 |
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107 ls[i].sockaddr = ngx_palloc(cycle->pool, NGX_SOCKADDRLEN); |
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108 if (ls[i].sockaddr == NULL) { |
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109 return NGX_ERROR; |
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110 } |
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111 |
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112 ls[i].socklen = NGX_SOCKADDRLEN; |
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113 if (getsockname(ls[i].fd, ls[i].sockaddr, &ls[i].socklen) == -1) { |
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114 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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115 "getsockname() of the inherited " |
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116 "socket #%d failed", ls[i].fd); |
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117 ls[i].ignore = 1; |
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118 continue; |
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119 } |
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120 |
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121 switch (ls[i].sockaddr->sa_family) { |
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122 |
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123 #if (NGX_HAVE_INET6) |
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124 case AF_INET6: |
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125 ls[i].addr_text_max_len = NGX_INET6_ADDRSTRLEN; |
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126 len = NGX_INET6_ADDRSTRLEN + sizeof(":65535") - 1; |
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127 break; |
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128 #endif |
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129 |
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130 #if (NGX_HAVE_UNIX_DOMAIN) |
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131 case AF_UNIX: |
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132 ls[i].addr_text_max_len = NGX_UNIX_ADDRSTRLEN; |
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133 len = NGX_UNIX_ADDRSTRLEN; |
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134 break; |
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135 #endif |
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136 |
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137 case AF_INET: |
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138 ls[i].addr_text_max_len = NGX_INET_ADDRSTRLEN; |
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139 len = NGX_INET_ADDRSTRLEN + sizeof(":65535") - 1; |
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140 break; |
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141 |
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142 default: |
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143 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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144 "the inherited socket #%d has " |
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145 "an unsupported protocol family", ls[i].fd); |
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146 ls[i].ignore = 1; |
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147 continue; |
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148 } |
461 | 149 |
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150 ls[i].addr_text.data = ngx_pnalloc(cycle->pool, len); |
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151 if (ls[i].addr_text.data == NULL) { |
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152 return NGX_ERROR; |
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153 } |
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154 |
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155 len = ngx_sock_ntop(ls[i].sockaddr, ls[i].addr_text.data, len, 1); |
461 | 156 if (len == 0) { |
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157 return NGX_ERROR; |
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158 } |
461 | 159 |
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160 ls[i].addr_text.len = len; |
523 | 161 |
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162 ls[i].backlog = NGX_LISTEN_BACKLOG; |
537 | 163 |
563 | 164 olen = sizeof(int); |
165 | |
166 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, (void *) &ls[i].rcvbuf, | |
167 &olen) | |
168 == -1) | |
169 { | |
170 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
171 "getsockopt(SO_RCVBUF) %V failed, ignored", | |
172 &ls[i].addr_text); | |
173 | |
174 ls[i].rcvbuf = -1; | |
175 } | |
176 | |
177 olen = sizeof(int); | |
178 | |
179 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, (void *) &ls[i].sndbuf, | |
180 &olen) | |
181 == -1) | |
182 { | |
183 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
184 "getsockopt(SO_SNDBUF) %V failed, ignored", | |
185 &ls[i].addr_text); | |
186 | |
187 ls[i].sndbuf = -1; | |
188 } | |
189 | |
3676 | 190 #if 0 |
191 /* SO_SETFIB is currently a set only option */ | |
192 | |
193 #if (NGX_HAVE_SETFIB) | |
194 | |
195 if (getsockopt(ls[i].setfib, SOL_SOCKET, SO_SETFIB, | |
196 (void *) &ls[i].setfib, &olen) | |
197 == -1) | |
198 { | |
199 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
200 "getsockopt(SO_SETFIB) %V failed, ignored", | |
201 &ls[i].addr_text); | |
202 | |
203 ls[i].setfib = -1; | |
204 } | |
205 | |
206 #endif | |
207 #endif | |
208 | |
523 | 209 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
210 | |
211 ngx_memzero(&af, sizeof(struct accept_filter_arg)); | |
563 | 212 olen = sizeof(struct accept_filter_arg); |
523 | 213 |
563 | 214 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, &af, &olen) |
523 | 215 == -1) |
216 { | |
541 | 217 err = ngx_errno; |
218 | |
219 if (err == NGX_EINVAL) { | |
220 continue; | |
221 } | |
222 | |
223 ngx_log_error(NGX_LOG_NOTICE, cycle->log, err, | |
523 | 224 "getsockopt(SO_ACCEPTFILTER) for %V failed, ignored", |
225 &ls[i].addr_text); | |
226 continue; | |
227 } | |
228 | |
563 | 229 if (olen < sizeof(struct accept_filter_arg) || af.af_name[0] == '\0') { |
523 | 230 continue; |
231 } | |
232 | |
233 ls[i].accept_filter = ngx_palloc(cycle->pool, 16); | |
234 if (ls[i].accept_filter == NULL) { | |
235 return NGX_ERROR; | |
236 } | |
237 | |
238 (void) ngx_cpystrn((u_char *) ls[i].accept_filter, | |
239 (u_char *) af.af_name, 16); | |
240 #endif | |
241 | |
242 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
243 | |
244 timeout = 0; | |
563 | 245 olen = sizeof(int); |
523 | 246 |
563 | 247 if (getsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, &timeout, &olen) |
523 | 248 == -1) |
249 { | |
250 ngx_log_error(NGX_LOG_NOTICE, cycle->log, ngx_errno, | |
251 "getsockopt(TCP_DEFER_ACCEPT) for %V failed, ignored", | |
252 &ls[i].addr_text); | |
253 continue; | |
254 } | |
255 | |
565 | 256 if (olen < sizeof(int) || timeout == 0) { |
523 | 257 continue; |
258 } | |
259 | |
260 ls[i].deferred_accept = 1; | |
261 #endif | |
218
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262 } |
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263 |
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264 return NGX_OK; |
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265 } |
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266 |
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267 |
521 | 268 ngx_int_t |
269 ngx_open_listening_sockets(ngx_cycle_t *cycle) | |
218
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270 { |
563 | 271 int reuseaddr; |
272 ngx_uint_t i, tries, failed; | |
253
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273 ngx_err_t err; |
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274 ngx_log_t *log; |
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275 ngx_socket_t s; |
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276 ngx_listening_t *ls; |
218
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277 |
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278 reuseaddr = 1; |
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279 #if (NGX_SUPPRESS_WARN) |
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280 failed = 0; |
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281 #endif |
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282 |
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283 log = cycle->log; |
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284 |
563 | 285 /* TODO: configurable try number */ |
218
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286 |
2024 | 287 for (tries = 5; tries; tries--) { |
218
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288 failed = 0; |
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289 |
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290 /* for each listening socket */ |
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291 |
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292 ls = cycle->listening.elts; |
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293 for (i = 0; i < cycle->listening.nelts; i++) { |
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294 |
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295 if (ls[i].ignore) { |
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296 continue; |
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297 } |
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298 |
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299 if (ls[i].fd != -1) { |
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300 continue; |
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301 } |
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302 |
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303 if (ls[i].inherited) { |
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304 |
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305 /* TODO: close on exit */ |
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306 /* TODO: nonblocking */ |
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307 /* TODO: deferred accept */ |
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308 |
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309 continue; |
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310 } |
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311 |
2198
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312 s = ngx_socket(ls[i].sockaddr->sa_family, ls[i].type, 0); |
218
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313 |
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314 if (s == -1) { |
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315 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 316 ngx_socket_n " %V failed", &ls[i].addr_text); |
218
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317 return NGX_ERROR; |
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318 } |
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319 |
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320 if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, |
563 | 321 (const void *) &reuseaddr, sizeof(int)) |
322 == -1) | |
323 { | |
218
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324 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 325 "setsockopt(SO_REUSEADDR) %V failed", |
326 &ls[i].addr_text); | |
563 | 327 |
1223 | 328 if (ngx_close_socket(s) == -1) { |
563 | 329 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
330 ngx_close_socket_n " %V failed", | |
331 &ls[i].addr_text); | |
1223 | 332 } |
563 | 333 |
218
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334 return NGX_ERROR; |
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335 } |
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336 |
2562 | 337 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) |
338 | |
339 if (ls[i].sockaddr->sa_family == AF_INET6 && ls[i].ipv6only) { | |
340 int ipv6only; | |
341 | |
342 ipv6only = (ls[i].ipv6only == 1); | |
343 | |
344 if (setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, | |
345 (const void *) &ipv6only, sizeof(int)) | |
346 == -1) | |
347 { | |
2801 | 348 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
2562 | 349 "setsockopt(IPV6_V6ONLY) %V failed, ignored", |
350 &ls[i].addr_text); | |
351 } | |
352 } | |
353 #endif | |
218
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354 /* TODO: close on exit */ |
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355 |
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356 if (!(ngx_event_flags & NGX_USE_AIO_EVENT)) { |
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357 if (ngx_nonblocking(s) == -1) { |
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358 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 359 ngx_nonblocking_n " %V failed", |
360 &ls[i].addr_text); | |
563 | 361 |
1223 | 362 if (ngx_close_socket(s) == -1) { |
563 | 363 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
364 ngx_close_socket_n " %V failed", | |
365 &ls[i].addr_text); | |
1223 | 366 } |
563 | 367 |
218
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368 return NGX_ERROR; |
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369 } |
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370 } |
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371 |
2801 | 372 ngx_log_debug2(NGX_LOG_DEBUG_CORE, log, 0, |
593 | 373 "bind() %V #%d ", &ls[i].addr_text, s); |
374 | |
218
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375 if (bind(s, ls[i].sockaddr, ls[i].socklen) == -1) { |
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376 err = ngx_socket_errno; |
563 | 377 |
378 if (err == NGX_EADDRINUSE && ngx_test_config) { | |
379 continue; | |
380 } | |
381 | |
218
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382 ngx_log_error(NGX_LOG_EMERG, log, err, |
461 | 383 "bind() to %V failed", &ls[i].addr_text); |
218
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384 |
1223 | 385 if (ngx_close_socket(s) == -1) { |
218
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386 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 387 ngx_close_socket_n " %V failed", |
388 &ls[i].addr_text); | |
1223 | 389 } |
218
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390 |
563 | 391 if (err != NGX_EADDRINUSE) { |
392 return NGX_ERROR; | |
393 } | |
394 | |
218
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395 failed = 1; |
563 | 396 |
218
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397 continue; |
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398 } |
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399 |
3260
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unlink unix domain socket file after testing
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400 #if (NGX_HAVE_UNIX_DOMAIN) |
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401 |
3371
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402 if (ls[i].sockaddr->sa_family == AF_UNIX) { |
102fdc22de4d
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403 mode_t mode; |
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404 u_char *name; |
102fdc22de4d
chmod unix listen domain socket to 0666
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405 |
102fdc22de4d
chmod unix listen domain socket to 0666
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406 name = ls[i].addr_text.data + sizeof("unix:") - 1; |
102fdc22de4d
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407 mode = (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH); |
3260
a6df0624203c
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408 |
3371
102fdc22de4d
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|
409 if (chmod((char *) name, mode) == -1) { |
102fdc22de4d
chmod unix listen domain socket to 0666
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410 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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411 "chmod() \"%s\" failed", name); |
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412 } |
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413 |
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414 if (ngx_test_config) { |
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415 if (ngx_delete_file(name) == -1) { |
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416 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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417 ngx_delete_file_n " %s failed", name); |
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418 } |
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419 } |
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420 } |
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421 #endif |
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422 |
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423 if (listen(s, ls[i].backlog) == -1) { |
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424 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
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425 "listen() to %V, backlog %d failed", |
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426 &ls[i].addr_text, ls[i].backlog); |
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427 |
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428 if (ngx_close_socket(s) == -1) { |
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429 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
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430 ngx_close_socket_n " %V failed", |
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431 &ls[i].addr_text); |
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432 } |
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433 |
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434 return NGX_ERROR; |
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435 } |
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436 |
563 | 437 ls[i].listen = 1; |
218
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438 |
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439 ls[i].fd = s; |
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440 } |
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441 |
563 | 442 if (!failed) { |
218
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443 break; |
563 | 444 } |
218
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445 |
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446 /* TODO: delay configurable */ |
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447 |
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448 ngx_log_error(NGX_LOG_NOTICE, log, 0, |
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449 "try again to bind() after 500ms"); |
563 | 450 |
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451 ngx_msleep(500); |
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452 } |
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453 |
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454 if (failed) { |
477 | 455 ngx_log_error(NGX_LOG_EMERG, log, 0, "still could not bind()"); |
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456 return NGX_ERROR; |
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457 } |
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458 |
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459 return NGX_OK; |
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460 } |
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461 |
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462 |
521 | 463 void |
2802 | 464 ngx_configure_listening_sockets(ngx_cycle_t *cycle) |
563 | 465 { |
466 ngx_uint_t i; | |
467 ngx_listening_t *ls; | |
468 | |
469 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) | |
470 struct accept_filter_arg af; | |
471 #endif | |
472 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
473 int timeout; | |
474 #endif | |
475 | |
476 ls = cycle->listening.elts; | |
477 for (i = 0; i < cycle->listening.nelts; i++) { | |
478 | |
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479 ls[i].log = *ls[i].logp; |
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480 |
563 | 481 if (ls[i].rcvbuf != -1) { |
482 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, | |
483 (const void *) &ls[i].rcvbuf, sizeof(int)) | |
484 == -1) | |
485 { | |
486 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 487 "setsockopt(SO_RCVBUF, %d) %V failed, ignored", |
488 ls[i].rcvbuf, &ls[i].addr_text); | |
563 | 489 } |
490 } | |
491 | |
492 if (ls[i].sndbuf != -1) { | |
493 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, | |
494 (const void *) &ls[i].sndbuf, sizeof(int)) | |
495 == -1) | |
496 { | |
497 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 498 "setsockopt(SO_SNDBUF, %d) %V failed, ignored", |
499 ls[i].sndbuf, &ls[i].addr_text); | |
563 | 500 } |
501 } | |
502 | |
3676 | 503 #if (NGX_HAVE_SETFIB) |
504 if (ls[i].setfib != -1) { | |
505 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SETFIB, | |
506 (const void *) &ls[i].setfib, sizeof(int)) | |
507 == -1) | |
508 { | |
509 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
510 "setsockopt(SO_SETFIB, %d) %V failed, ignored", | |
511 ls[i].setfib, &ls[i].addr_text); | |
512 } | |
513 } | |
514 #endif | |
515 | |
635 | 516 #if 0 |
517 if (1) { | |
518 int tcp_nodelay = 1; | |
519 | |
520 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_NODELAY, | |
521 (const void *) &tcp_nodelay, sizeof(int)) | |
522 == -1) | |
523 { | |
524 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
525 "setsockopt(TCP_NODELAY) %V failed, ignored", | |
526 &ls[i].addr_text); | |
527 } | |
528 } | |
529 #endif | |
530 | |
563 | 531 if (ls[i].listen) { |
1225 | 532 |
533 /* change backlog via listen() */ | |
534 | |
563 | 535 if (listen(ls[i].fd, ls[i].backlog) == -1) { |
536 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
1222 | 537 "listen() to %V, backlog %d failed, ignored", |
538 &ls[i].addr_text, ls[i].backlog); | |
563 | 539 } |
540 } | |
541 | |
542 /* | |
543 * setting deferred mode should be last operation on socket, | |
544 * because code may prematurely continue cycle on failure | |
545 */ | |
546 | |
547 #if (NGX_HAVE_DEFERRED_ACCEPT) | |
548 | |
549 #ifdef SO_ACCEPTFILTER | |
550 | |
627 | 551 if (ls[i].delete_deferred) { |
552 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, NULL, 0) | |
553 == -1) | |
563 | 554 { |
555 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
556 "setsockopt(SO_ACCEPTFILTER, NULL) " | |
557 "for %V failed, ignored", | |
627 | 558 &ls[i].addr_text); |
563 | 559 |
627 | 560 if (ls[i].accept_filter) { |
563 | 561 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
562 "could not change the accept filter " | |
563 "to \"%s\" for %V, ignored", | |
627 | 564 ls[i].accept_filter, &ls[i].addr_text); |
563 | 565 } |
566 | |
567 continue; | |
568 } | |
569 | |
627 | 570 ls[i].deferred_accept = 0; |
563 | 571 } |
572 | |
627 | 573 if (ls[i].add_deferred) { |
563 | 574 ngx_memzero(&af, sizeof(struct accept_filter_arg)); |
575 (void) ngx_cpystrn((u_char *) af.af_name, | |
627 | 576 (u_char *) ls[i].accept_filter, 16); |
563 | 577 |
627 | 578 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, |
563 | 579 &af, sizeof(struct accept_filter_arg)) |
580 == -1) | |
581 { | |
582 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
583 "setsockopt(SO_ACCEPTFILTER, \"%s\") " | |
4243 | 584 "for %V failed, ignored", |
627 | 585 ls[i].accept_filter, &ls[i].addr_text); |
563 | 586 continue; |
587 } | |
588 | |
627 | 589 ls[i].deferred_accept = 1; |
563 | 590 } |
591 | |
592 #endif | |
593 | |
594 #ifdef TCP_DEFER_ACCEPT | |
595 | |
627 | 596 if (ls[i].add_deferred || ls[i].delete_deferred) { |
563 | 597 |
627 | 598 if (ls[i].add_deferred) { |
599 timeout = (int) (ls[i].post_accept_timeout / 1000); | |
563 | 600 |
601 } else { | |
602 timeout = 0; | |
603 } | |
604 | |
627 | 605 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, |
563 | 606 &timeout, sizeof(int)) |
607 == -1) | |
608 { | |
609 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
610 "setsockopt(TCP_DEFER_ACCEPT, %d) for %V failed, " | |
611 "ignored", | |
627 | 612 timeout, &ls[i].addr_text); |
563 | 613 |
614 continue; | |
615 } | |
616 } | |
617 | |
627 | 618 if (ls[i].add_deferred) { |
619 ls[i].deferred_accept = 1; | |
563 | 620 } |
621 | |
622 #endif | |
623 | |
624 #endif /* NGX_HAVE_DEFERRED_ACCEPT */ | |
625 } | |
626 | |
627 return; | |
628 } | |
629 | |
630 | |
631 void | |
521 | 632 ngx_close_listening_sockets(ngx_cycle_t *cycle) |
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633 { |
543 | 634 ngx_uint_t i; |
635 ngx_listening_t *ls; | |
636 ngx_connection_t *c; | |
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637 |
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638 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
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639 return; |
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640 } |
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641 |
303
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642 ngx_accept_mutex_held = 0; |
611 | 643 ngx_use_accept_mutex = 0; |
303
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644 |
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645 ls = cycle->listening.elts; |
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646 for (i = 0; i < cycle->listening.nelts; i++) { |
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647 |
543 | 648 c = ls[i].connection; |
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649 |
2725 | 650 if (c) { |
651 if (c->read->active) { | |
652 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { | |
653 ngx_del_conn(c, NGX_CLOSE_EVENT); | |
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654 |
2725 | 655 } else if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
317
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656 |
2725 | 657 /* |
658 * it seems that Linux-2.6.x OpenVZ sends events | |
659 * for closed shared listening sockets unless | |
660 * the events was explicity deleted | |
661 */ | |
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662 |
2725 | 663 ngx_del_event(c->read, NGX_READ_EVENT, 0); |
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664 |
2725 | 665 } else { |
666 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); | |
667 } | |
317
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668 } |
2725 | 669 |
670 ngx_free_connection(c); | |
671 | |
672 c->fd = (ngx_socket_t) -1; | |
317
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673 } |
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674 |
563 | 675 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
676 "close listening %V #%d ", &ls[i].addr_text, ls[i].fd); | |
677 | |
543 | 678 if (ngx_close_socket(ls[i].fd) == -1) { |
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679 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
461 | 680 ngx_close_socket_n " %V failed", &ls[i].addr_text); |
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681 } |
2928 | 682 |
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683 #if (NGX_HAVE_UNIX_DOMAIN) |
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684 |
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685 if (ls[i].sockaddr->sa_family == AF_UNIX |
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686 && ngx_process <= NGX_PROCESS_MASTER |
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687 && ngx_new_binary == 0) |
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688 { |
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689 u_char *name = ls[i].addr_text.data + sizeof("unix:") - 1; |
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690 |
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691 if (ngx_delete_file(name) == -1) { |
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692 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
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693 ngx_delete_file_n " %s failed", name); |
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694 } |
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695 } |
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696 |
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697 #endif |
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698 |
2928 | 699 ls[i].fd = (ngx_socket_t) -1; |
543 | 700 } |
701 } | |
218
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702 |
543 | 703 |
704 ngx_connection_t * | |
705 ngx_get_connection(ngx_socket_t s, ngx_log_t *log) | |
706 { | |
561 | 707 ngx_uint_t instance; |
708 ngx_event_t *rev, *wev; | |
709 ngx_connection_t *c; | |
543 | 710 |
711 /* disable warning: Win32 SOCKET is u_int while UNIX socket is int */ | |
712 | |
713 if (ngx_cycle->files && (ngx_uint_t) s >= ngx_cycle->files_n) { | |
714 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
715 "the new socket has number %d, " | |
716 "but only %ui files are available", | |
717 s, ngx_cycle->files_n); | |
718 return NULL; | |
719 } | |
720 | |
721 /* ngx_mutex_lock */ | |
722 | |
723 c = ngx_cycle->free_connections; | |
724 | |
725 if (c == NULL) { | |
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726 ngx_drain_connections(); |
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727 c = ngx_cycle->free_connections; |
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728 } |
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729 |
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730 if (c == NULL) { |
543 | 731 ngx_log_error(NGX_LOG_ALERT, log, 0, |
2254 | 732 "%ui worker_connections are not enough", |
543 | 733 ngx_cycle->connection_n); |
734 | |
735 /* ngx_mutex_unlock */ | |
736 | |
737 return NULL; | |
738 } | |
739 | |
740 ngx_cycle->free_connections = c->data; | |
741 ngx_cycle->free_connection_n--; | |
742 | |
743 /* ngx_mutex_unlock */ | |
744 | |
745 if (ngx_cycle->files) { | |
746 ngx_cycle->files[s] = c; | |
747 } | |
748 | |
561 | 749 rev = c->read; |
750 wev = c->write; | |
751 | |
752 ngx_memzero(c, sizeof(ngx_connection_t)); | |
753 | |
754 c->read = rev; | |
755 c->write = wev; | |
756 c->fd = s; | |
757 c->log = log; | |
758 | |
759 instance = rev->instance; | |
760 | |
761 ngx_memzero(rev, sizeof(ngx_event_t)); | |
762 ngx_memzero(wev, sizeof(ngx_event_t)); | |
763 | |
764 rev->instance = !instance; | |
765 wev->instance = !instance; | |
766 | |
767 rev->index = NGX_INVALID_INDEX; | |
768 wev->index = NGX_INVALID_INDEX; | |
769 | |
770 rev->data = c; | |
771 wev->data = c; | |
772 | |
773 wev->write = 1; | |
774 | |
543 | 775 return c; |
776 } | |
777 | |
778 | |
779 void | |
780 ngx_free_connection(ngx_connection_t *c) | |
781 { | |
782 /* ngx_mutex_lock */ | |
783 | |
784 c->data = ngx_cycle->free_connections; | |
785 ngx_cycle->free_connections = c; | |
786 ngx_cycle->free_connection_n++; | |
787 | |
788 /* ngx_mutex_unlock */ | |
789 | |
790 if (ngx_cycle->files) { | |
791 ngx_cycle->files[c->fd] = NULL; | |
218
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792 } |
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793 } |
253
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794 |
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795 |
521 | 796 void |
797 ngx_close_connection(ngx_connection_t *c) | |
417
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798 { |
1917
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799 ngx_err_t err; |
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800 ngx_uint_t log_error, level; |
417
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801 ngx_socket_t fd; |
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802 |
479 | 803 if (c->fd == -1) { |
417
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804 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "connection already closed"); |
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805 return; |
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806 } |
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807 |
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808 if (c->read->timer_set) { |
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809 ngx_del_timer(c->read); |
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810 } |
577 | 811 |
417
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812 if (c->write->timer_set) { |
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813 ngx_del_timer(c->write); |
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814 } |
577 | 815 |
417
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816 if (ngx_del_conn) { |
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817 ngx_del_conn(c, NGX_CLOSE_EVENT); |
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818 |
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819 } else { |
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820 if (c->read->active || c->read->disabled) { |
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821 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
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822 } |
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823 |
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824 if (c->write->active || c->write->disabled) { |
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825 ngx_del_event(c->write, NGX_WRITE_EVENT, NGX_CLOSE_EVENT); |
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826 } |
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827 } |
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828 |
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829 #if (NGX_THREADS) |
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830 |
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831 /* |
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832 * we have to clean the connection information before the closing |
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833 * because another thread may reopen the same file descriptor |
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834 * before we clean the connection |
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835 */ |
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836 |
563 | 837 ngx_mutex_lock(ngx_posted_events_mutex); |
417
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838 |
563 | 839 if (c->read->prev) { |
840 ngx_delete_posted_event(c->read); | |
841 } | |
417
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842 |
563 | 843 if (c->write->prev) { |
844 ngx_delete_posted_event(c->write); | |
845 } | |
417
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846 |
563 | 847 c->read->closed = 1; |
848 c->write->closed = 1; | |
417
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849 |
563 | 850 if (c->single_connection) { |
851 ngx_unlock(&c->lock); | |
852 c->read->locked = 0; | |
853 c->write->locked = 0; | |
854 } | |
417
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855 |
563 | 856 ngx_mutex_unlock(ngx_posted_events_mutex); |
417
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857 |
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858 #else |
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859 |
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860 if (c->read->prev) { |
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861 ngx_delete_posted_event(c->read); |
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862 } |
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863 |
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864 if (c->write->prev) { |
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865 ngx_delete_posted_event(c->write); |
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866 } |
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867 |
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868 c->read->closed = 1; |
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869 c->write->closed = 1; |
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870 |
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871 #endif |
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872 |
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873 ngx_reusable_connection(c, 0); |
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874 |
1917
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875 log_error = c->log_error; |
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876 |
543 | 877 ngx_free_connection(c); |
878 | |
417
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879 fd = c->fd; |
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880 c->fd = (ngx_socket_t) -1; |
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881 |
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882 if (ngx_close_socket(fd) == -1) { |
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883 |
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884 err = ngx_socket_errno; |
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885 |
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|
886 if (err == NGX_ECONNRESET || err == NGX_ENOTCONN) { |
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|
887 |
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|
888 switch (log_error) { |
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|
889 |
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|
890 case NGX_ERROR_INFO: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
891 level = NGX_LOG_INFO; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
892 break; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
893 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
894 case NGX_ERROR_ERR: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
895 level = NGX_LOG_ERR; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
896 break; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
897 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
898 default: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
899 level = NGX_LOG_CRIT; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
900 } |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
901 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
902 } else { |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
903 level = NGX_LOG_CRIT; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
904 } |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
905 |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
906 /* we use ngx_cycle->log because c->log was in c->pool */ |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
907 |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
908 ngx_log_error(level, ngx_cycle->log, err, |
1435 | 909 ngx_close_socket_n " %d failed", fd); |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
910 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
911 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
912 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
913 |
3880
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
914 void |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
915 ngx_reusable_connection(ngx_connection_t *c, ngx_uint_t reusable) |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
916 { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
917 ngx_log_debug1(NGX_LOG_DEBUG_CORE, c->log, 0, |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
918 "reusable connection: %ui", reusable); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
919 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
920 if (c->reusable) { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
921 ngx_queue_remove(&c->queue); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
922 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
923 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
924 c->reusable = reusable; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
925 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
926 if (reusable) { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
927 /* need cast as ngx_cycle is volatile */ |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
928 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
929 ngx_queue_insert_head( |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
930 (ngx_queue_t *) &ngx_cycle->reusable_connections_queue, &c->queue); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
931 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
932 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
933 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
934 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
935 static void |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
936 ngx_drain_connections(void) |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
937 { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
938 ngx_int_t i; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
939 ngx_queue_t *q; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
940 ngx_connection_t *c; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
941 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
942 for (i = 0; i < 32; i++) { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
943 if (ngx_queue_empty(&ngx_cycle->reusable_connections_queue)) { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
944 break; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
945 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
946 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
947 q = ngx_queue_last(&ngx_cycle->reusable_connections_queue); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
948 c = ngx_queue_data(q, ngx_connection_t, queue); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
949 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
950 ngx_log_debug0(NGX_LOG_DEBUG_CORE, c->log, 0, |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
951 "reusing connection"); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
952 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
953 c->close = 1; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
954 c->read->handler(c->read); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
955 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
956 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
957 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
958 |
521 | 959 ngx_int_t |
2854
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
960 ngx_connection_local_sockaddr(ngx_connection_t *c, ngx_str_t *s, |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
961 ngx_uint_t port) |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
962 { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
963 socklen_t len; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
964 ngx_uint_t addr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
965 u_char sa[NGX_SOCKADDRLEN]; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
966 struct sockaddr_in *sin; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
967 #if (NGX_HAVE_INET6) |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
968 ngx_uint_t i; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
969 struct sockaddr_in6 *sin6; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
970 #endif |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
971 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
972 switch (c->local_sockaddr->sa_family) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
973 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
974 #if (NGX_HAVE_INET6) |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
975 case AF_INET6: |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
976 sin6 = (struct sockaddr_in6 *) c->local_sockaddr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
977 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
978 for (addr = 0, i = 0; addr == 0 && i < 16; i++) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
979 addr |= sin6->sin6_addr.s6_addr[i]; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
980 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
981 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
982 break; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
983 #endif |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
984 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
985 default: /* AF_INET */ |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
986 sin = (struct sockaddr_in *) c->local_sockaddr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
987 addr = sin->sin_addr.s_addr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
988 break; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
989 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
990 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
991 if (addr == 0) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
992 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
993 len = NGX_SOCKADDRLEN; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
994 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
995 if (getsockname(c->fd, (struct sockaddr *) &sa, &len) == -1) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
996 ngx_connection_error(c, ngx_socket_errno, "getsockname() failed"); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
997 return NGX_ERROR; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
998 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
999 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1000 c->local_sockaddr = ngx_palloc(c->pool, len); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1001 if (c->local_sockaddr == NULL) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1002 return NGX_ERROR; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1003 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1004 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1005 ngx_memcpy(c->local_sockaddr, &sa, len); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1006 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1007 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1008 if (s == NULL) { |
d788477f5a67
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1009 return NGX_OK; |
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ngx_connection_local_sockaddr()
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1010 } |
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ngx_connection_local_sockaddr()
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1011 |
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ngx_connection_local_sockaddr()
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1012 s->len = ngx_sock_ntop(c->local_sockaddr, s->data, s->len, port); |
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ngx_connection_local_sockaddr()
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1013 |
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ngx_connection_local_sockaddr()
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1014 return NGX_OK; |
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ngx_connection_local_sockaddr()
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|
1015 } |
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ngx_connection_local_sockaddr()
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|
1016 |
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ngx_connection_local_sockaddr()
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1017 |
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ngx_connection_local_sockaddr()
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1018 ngx_int_t |
521 | 1019 ngx_connection_error(ngx_connection_t *c, ngx_err_t err, char *text) |
253
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1020 { |
257
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1021 ngx_uint_t level; |
253
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1022 |
2775 | 1023 /* Winsock may return NGX_ECONNABORTED instead of NGX_ECONNRESET */ |
2774
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1024 |
2775 | 1025 if ((err == NGX_ECONNRESET |
1026 #if (NGX_WIN32) | |
1027 || err == NGX_ECONNABORTED | |
2774
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1028 #endif |
2775 | 1029 ) && c->log_error == NGX_ERROR_IGNORE_ECONNRESET) |
2774
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1030 { |
253
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1031 return 0; |
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1032 } |
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1033 |
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1034 #if (NGX_SOLARIS) |
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1035 if (err == NGX_EINVAL && c->log_error == NGX_ERROR_IGNORE_EINVAL) { |
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1036 return 0; |
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1037 } |
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1038 #endif |
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|
1039 |
537 | 1040 if (err == 0 |
1041 || err == NGX_ECONNRESET | |
2774
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1042 #if (NGX_WIN32) |
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1043 || err == NGX_ECONNABORTED |
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1044 #else |
278
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1045 || err == NGX_EPIPE |
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1046 #endif |
288
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1047 || err == NGX_ENOTCONN |
587 | 1048 || err == NGX_ETIMEDOUT |
288
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1049 || err == NGX_ECONNREFUSED |
1869
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
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1833
diff
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|
1050 || err == NGX_ENETDOWN |
192443881e51
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parents:
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diff
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|
1051 || err == NGX_ENETUNREACH |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
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|
1052 || err == NGX_EHOSTDOWN |
288
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|
1053 || err == NGX_EHOSTUNREACH) |
278
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1054 { |
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
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parents:
253
diff
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|
1055 switch (c->log_error) { |
253
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1056 |
2560
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diff
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|
1057 case NGX_ERROR_IGNORE_EINVAL: |
257
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1058 case NGX_ERROR_IGNORE_ECONNRESET: |
253
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1059 case NGX_ERROR_INFO: |
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1060 level = NGX_LOG_INFO; |
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1061 break; |
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1062 |
3151
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2928
diff
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|
1063 default: |
253
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1064 level = NGX_LOG_ERR; |
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1065 } |
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1066 |
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1067 } else { |
1917
1b2e83c4886d
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parents:
1869
diff
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|
1068 level = NGX_LOG_ALERT; |
253
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1069 } |
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1070 |
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1071 ngx_log_error(level, c->log, err, text); |
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|
1072 |
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1073 return NGX_ERROR; |
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1074 } |