Mercurial > hg > nginx
annotate src/core/ngx_connection.c @ 3537:d2848db4d98e
fix IPv6 and Unix domain sockets inheritance while online upgrade
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 31 May 2010 14:49:11 +0000 |
parents | 102fdc22de4d |
children | 4430d110293e |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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10 |
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12 ngx_os_io_t ngx_io; |
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13 |
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14 |
2806 | 15 ngx_listening_t * |
16 ngx_create_listening(ngx_conf_t *cf, void *sockaddr, socklen_t socklen) | |
17 { | |
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18 size_t len; |
2806 | 19 ngx_listening_t *ls; |
20 struct sockaddr *sa; | |
21 u_char text[NGX_SOCKADDR_STRLEN]; | |
22 | |
23 ls = ngx_array_push(&cf->cycle->listening); | |
24 if (ls == NULL) { | |
25 return NULL; | |
26 } | |
27 | |
28 ngx_memzero(ls, sizeof(ngx_listening_t)); | |
29 | |
30 sa = ngx_palloc(cf->pool, socklen); | |
31 if (sa == NULL) { | |
32 return NULL; | |
33 } | |
34 | |
35 ngx_memcpy(sa, sockaddr, socklen); | |
36 | |
37 ls->sockaddr = sa; | |
38 ls->socklen = socklen; | |
39 | |
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40 len = ngx_sock_ntop(sa, text, NGX_SOCKADDR_STRLEN, 1); |
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41 ls->addr_text.len = len; |
2806 | 42 |
43 switch (ls->sockaddr->sa_family) { | |
44 #if (NGX_HAVE_INET6) | |
45 case AF_INET6: | |
46 ls->addr_text_max_len = NGX_INET6_ADDRSTRLEN; | |
47 break; | |
48 #endif | |
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49 #if (NGX_HAVE_UNIX_DOMAIN) |
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50 case AF_UNIX: |
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51 ls->addr_text_max_len = NGX_UNIX_ADDRSTRLEN; |
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52 len++; |
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53 break; |
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54 #endif |
2806 | 55 case AF_INET: |
56 ls->addr_text_max_len = NGX_INET_ADDRSTRLEN; | |
57 break; | |
58 default: | |
59 ls->addr_text_max_len = NGX_SOCKADDR_STRLEN; | |
60 break; | |
61 } | |
62 | |
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63 ls->addr_text.data = ngx_pnalloc(cf->pool, len); |
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64 if (ls->addr_text.data == NULL) { |
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65 return NULL; |
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66 } |
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67 |
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68 ngx_memcpy(ls->addr_text.data, text, len); |
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69 |
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70 ls->fd = (ngx_socket_t) -1; |
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71 ls->type = SOCK_STREAM; |
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72 |
2806 | 73 ls->backlog = NGX_LISTEN_BACKLOG; |
74 ls->rcvbuf = -1; | |
75 ls->sndbuf = -1; | |
76 | |
77 return ls; | |
78 } | |
79 | |
80 | |
521 | 81 ngx_int_t |
82 ngx_set_inherited_sockets(ngx_cycle_t *cycle) | |
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83 { |
523 | 84 size_t len; |
85 ngx_uint_t i; | |
86 ngx_listening_t *ls; | |
563 | 87 socklen_t olen; |
523 | 88 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
541 | 89 ngx_err_t err; |
523 | 90 struct accept_filter_arg af; |
91 #endif | |
92 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
93 int timeout; | |
94 #endif | |
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96 ls = cycle->listening.elts; |
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97 for (i = 0; i < cycle->listening.nelts; i++) { |
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98 |
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99 ls[i].sockaddr = ngx_palloc(cycle->pool, NGX_SOCKADDRLEN); |
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100 if (ls[i].sockaddr == NULL) { |
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101 return NGX_ERROR; |
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102 } |
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103 |
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104 ls[i].socklen = NGX_SOCKADDRLEN; |
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105 if (getsockname(ls[i].fd, ls[i].sockaddr, &ls[i].socklen) == -1) { |
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106 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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107 "getsockname() of the inherited " |
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108 "socket #%d failed", ls[i].fd); |
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109 ls[i].ignore = 1; |
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110 continue; |
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111 } |
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112 |
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113 switch (ls[i].sockaddr->sa_family) { |
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114 |
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115 #if (NGX_HAVE_INET6) |
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116 case AF_INET6: |
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117 ls[i].addr_text_max_len = NGX_INET6_ADDRSTRLEN; |
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118 len = NGX_INET6_ADDRSTRLEN + sizeof(":65535") - 1; |
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119 break; |
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120 #endif |
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121 |
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122 #if (NGX_HAVE_UNIX_DOMAIN) |
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123 case AF_UNIX: |
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124 ls[i].addr_text_max_len = NGX_UNIX_ADDRSTRLEN; |
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125 len = NGX_UNIX_ADDRSTRLEN; |
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126 break; |
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127 #endif |
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128 |
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129 case AF_INET: |
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130 ls[i].addr_text_max_len = NGX_INET_ADDRSTRLEN; |
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131 len = NGX_INET_ADDRSTRLEN + sizeof(":65535") - 1; |
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132 break; |
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133 |
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134 default: |
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135 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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136 "the inherited socket #%d has " |
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137 "an unsupported protocol family", ls[i].fd); |
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138 ls[i].ignore = 1; |
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139 continue; |
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140 } |
461 | 141 |
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142 ls[i].addr_text.data = ngx_pnalloc(cycle->pool, len); |
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143 if (ls[i].addr_text.data == NULL) { |
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144 return NGX_ERROR; |
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145 } |
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146 |
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147 len = ngx_sock_ntop(ls[i].sockaddr, ls[i].addr_text.data, len, 1); |
461 | 148 if (len == 0) { |
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149 return NGX_ERROR; |
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150 } |
461 | 151 |
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152 ls[i].addr_text.len = len; |
523 | 153 |
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154 ls[i].backlog = NGX_LISTEN_BACKLOG; |
537 | 155 |
563 | 156 olen = sizeof(int); |
157 | |
158 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, (void *) &ls[i].rcvbuf, | |
159 &olen) | |
160 == -1) | |
161 { | |
162 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
163 "getsockopt(SO_RCVBUF) %V failed, ignored", | |
164 &ls[i].addr_text); | |
165 | |
166 ls[i].rcvbuf = -1; | |
167 } | |
168 | |
169 olen = sizeof(int); | |
170 | |
171 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, (void *) &ls[i].sndbuf, | |
172 &olen) | |
173 == -1) | |
174 { | |
175 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
176 "getsockopt(SO_SNDBUF) %V failed, ignored", | |
177 &ls[i].addr_text); | |
178 | |
179 ls[i].sndbuf = -1; | |
180 } | |
181 | |
523 | 182 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
183 | |
184 ngx_memzero(&af, sizeof(struct accept_filter_arg)); | |
563 | 185 olen = sizeof(struct accept_filter_arg); |
523 | 186 |
563 | 187 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, &af, &olen) |
523 | 188 == -1) |
189 { | |
541 | 190 err = ngx_errno; |
191 | |
192 if (err == NGX_EINVAL) { | |
193 continue; | |
194 } | |
195 | |
196 ngx_log_error(NGX_LOG_NOTICE, cycle->log, err, | |
523 | 197 "getsockopt(SO_ACCEPTFILTER) for %V failed, ignored", |
198 &ls[i].addr_text); | |
199 continue; | |
200 } | |
201 | |
563 | 202 if (olen < sizeof(struct accept_filter_arg) || af.af_name[0] == '\0') { |
523 | 203 continue; |
204 } | |
205 | |
206 ls[i].accept_filter = ngx_palloc(cycle->pool, 16); | |
207 if (ls[i].accept_filter == NULL) { | |
208 return NGX_ERROR; | |
209 } | |
210 | |
211 (void) ngx_cpystrn((u_char *) ls[i].accept_filter, | |
212 (u_char *) af.af_name, 16); | |
213 #endif | |
214 | |
215 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
216 | |
217 timeout = 0; | |
563 | 218 olen = sizeof(int); |
523 | 219 |
563 | 220 if (getsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, &timeout, &olen) |
523 | 221 == -1) |
222 { | |
223 ngx_log_error(NGX_LOG_NOTICE, cycle->log, ngx_errno, | |
224 "getsockopt(TCP_DEFER_ACCEPT) for %V failed, ignored", | |
225 &ls[i].addr_text); | |
226 continue; | |
227 } | |
228 | |
565 | 229 if (olen < sizeof(int) || timeout == 0) { |
523 | 230 continue; |
231 } | |
232 | |
233 ls[i].deferred_accept = 1; | |
234 #endif | |
218
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235 } |
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236 |
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237 return NGX_OK; |
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238 } |
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239 |
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240 |
521 | 241 ngx_int_t |
242 ngx_open_listening_sockets(ngx_cycle_t *cycle) | |
218
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243 { |
563 | 244 int reuseaddr; |
245 ngx_uint_t i, tries, failed; | |
253
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246 ngx_err_t err; |
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247 ngx_log_t *log; |
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248 ngx_socket_t s; |
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249 ngx_listening_t *ls; |
218
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250 |
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251 reuseaddr = 1; |
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252 #if (NGX_SUPPRESS_WARN) |
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253 failed = 0; |
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254 #endif |
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255 |
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256 log = cycle->log; |
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257 |
563 | 258 /* TODO: configurable try number */ |
218
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259 |
2024 | 260 for (tries = 5; tries; tries--) { |
218
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261 failed = 0; |
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262 |
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263 /* for each listening socket */ |
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264 |
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265 ls = cycle->listening.elts; |
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266 for (i = 0; i < cycle->listening.nelts; i++) { |
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267 |
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268 if (ls[i].ignore) { |
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269 continue; |
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270 } |
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271 |
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272 if (ls[i].fd != -1) { |
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273 continue; |
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274 } |
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275 |
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276 if (ls[i].inherited) { |
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277 |
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278 /* TODO: close on exit */ |
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279 /* TODO: nonblocking */ |
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280 /* TODO: deferred accept */ |
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281 |
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282 continue; |
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283 } |
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284 |
2198
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285 s = ngx_socket(ls[i].sockaddr->sa_family, ls[i].type, 0); |
218
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286 |
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287 if (s == -1) { |
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288 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 289 ngx_socket_n " %V failed", &ls[i].addr_text); |
218
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290 return NGX_ERROR; |
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291 } |
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292 |
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293 if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, |
563 | 294 (const void *) &reuseaddr, sizeof(int)) |
295 == -1) | |
296 { | |
218
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297 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 298 "setsockopt(SO_REUSEADDR) %V failed", |
299 &ls[i].addr_text); | |
563 | 300 |
1223 | 301 if (ngx_close_socket(s) == -1) { |
563 | 302 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
303 ngx_close_socket_n " %V failed", | |
304 &ls[i].addr_text); | |
1223 | 305 } |
563 | 306 |
218
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307 return NGX_ERROR; |
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308 } |
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309 |
2562 | 310 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) |
311 | |
312 if (ls[i].sockaddr->sa_family == AF_INET6 && ls[i].ipv6only) { | |
313 int ipv6only; | |
314 | |
315 ipv6only = (ls[i].ipv6only == 1); | |
316 | |
317 if (setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, | |
318 (const void *) &ipv6only, sizeof(int)) | |
319 == -1) | |
320 { | |
2801 | 321 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
2562 | 322 "setsockopt(IPV6_V6ONLY) %V failed, ignored", |
323 &ls[i].addr_text); | |
324 } | |
325 } | |
326 #endif | |
218
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327 /* TODO: close on exit */ |
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328 |
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329 if (!(ngx_event_flags & NGX_USE_AIO_EVENT)) { |
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330 if (ngx_nonblocking(s) == -1) { |
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331 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 332 ngx_nonblocking_n " %V failed", |
333 &ls[i].addr_text); | |
563 | 334 |
1223 | 335 if (ngx_close_socket(s) == -1) { |
563 | 336 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
337 ngx_close_socket_n " %V failed", | |
338 &ls[i].addr_text); | |
1223 | 339 } |
563 | 340 |
218
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341 return NGX_ERROR; |
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342 } |
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343 } |
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344 |
2801 | 345 ngx_log_debug2(NGX_LOG_DEBUG_CORE, log, 0, |
593 | 346 "bind() %V #%d ", &ls[i].addr_text, s); |
347 | |
218
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348 if (bind(s, ls[i].sockaddr, ls[i].socklen) == -1) { |
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349 err = ngx_socket_errno; |
563 | 350 |
351 if (err == NGX_EADDRINUSE && ngx_test_config) { | |
352 continue; | |
353 } | |
354 | |
218
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355 ngx_log_error(NGX_LOG_EMERG, log, err, |
461 | 356 "bind() to %V failed", &ls[i].addr_text); |
218
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357 |
1223 | 358 if (ngx_close_socket(s) == -1) { |
218
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359 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 360 ngx_close_socket_n " %V failed", |
361 &ls[i].addr_text); | |
1223 | 362 } |
218
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363 |
563 | 364 if (err != NGX_EADDRINUSE) { |
365 return NGX_ERROR; | |
366 } | |
367 | |
218
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368 failed = 1; |
563 | 369 |
218
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370 continue; |
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371 } |
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372 |
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373 #if (NGX_HAVE_UNIX_DOMAIN) |
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374 |
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375 if (ls[i].sockaddr->sa_family == AF_UNIX) { |
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376 mode_t mode; |
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377 u_char *name; |
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378 |
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379 name = ls[i].addr_text.data + sizeof("unix:") - 1; |
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380 mode = (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH); |
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381 |
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382 if (chmod((char *) name, mode) == -1) { |
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383 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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384 "chmod() \"%s\" failed", name); |
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385 } |
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386 |
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387 if (ngx_test_config) { |
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388 if (ngx_delete_file(name) == -1) { |
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389 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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390 ngx_delete_file_n " %s failed", name); |
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391 } |
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392 } |
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393 } |
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394 #endif |
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395 |
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396 if (listen(s, ls[i].backlog) == -1) { |
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397 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
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398 "listen() to %V, backlog %d failed", |
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399 &ls[i].addr_text, ls[i].backlog); |
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400 |
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401 if (ngx_close_socket(s) == -1) { |
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402 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
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403 ngx_close_socket_n " %V failed", |
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404 &ls[i].addr_text); |
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405 } |
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406 |
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407 return NGX_ERROR; |
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408 } |
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409 |
563 | 410 ls[i].listen = 1; |
218
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411 |
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412 ls[i].fd = s; |
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413 } |
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414 |
563 | 415 if (!failed) { |
218
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416 break; |
563 | 417 } |
218
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418 |
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419 /* TODO: delay configurable */ |
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420 |
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421 ngx_log_error(NGX_LOG_NOTICE, log, 0, |
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422 "try again to bind() after 500ms"); |
563 | 423 |
218
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424 ngx_msleep(500); |
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425 } |
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426 |
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427 if (failed) { |
477 | 428 ngx_log_error(NGX_LOG_EMERG, log, 0, "still could not bind()"); |
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429 return NGX_ERROR; |
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430 } |
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431 |
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432 return NGX_OK; |
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433 } |
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434 |
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435 |
521 | 436 void |
2802 | 437 ngx_configure_listening_sockets(ngx_cycle_t *cycle) |
563 | 438 { |
439 ngx_uint_t i; | |
440 ngx_listening_t *ls; | |
441 | |
442 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) | |
443 struct accept_filter_arg af; | |
444 #endif | |
445 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
446 int timeout; | |
447 #endif | |
448 | |
449 ls = cycle->listening.elts; | |
450 for (i = 0; i < cycle->listening.nelts; i++) { | |
451 | |
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452 ls[i].log = *ls[i].logp; |
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453 |
563 | 454 if (ls[i].rcvbuf != -1) { |
455 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, | |
456 (const void *) &ls[i].rcvbuf, sizeof(int)) | |
457 == -1) | |
458 { | |
459 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 460 "setsockopt(SO_RCVBUF, %d) %V failed, ignored", |
461 ls[i].rcvbuf, &ls[i].addr_text); | |
563 | 462 } |
463 } | |
464 | |
465 if (ls[i].sndbuf != -1) { | |
466 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, | |
467 (const void *) &ls[i].sndbuf, sizeof(int)) | |
468 == -1) | |
469 { | |
470 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 471 "setsockopt(SO_SNDBUF, %d) %V failed, ignored", |
472 ls[i].sndbuf, &ls[i].addr_text); | |
563 | 473 } |
474 } | |
475 | |
635 | 476 #if 0 |
477 if (1) { | |
478 int tcp_nodelay = 1; | |
479 | |
480 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_NODELAY, | |
481 (const void *) &tcp_nodelay, sizeof(int)) | |
482 == -1) | |
483 { | |
484 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
485 "setsockopt(TCP_NODELAY) %V failed, ignored", | |
486 &ls[i].addr_text); | |
487 } | |
488 } | |
489 #endif | |
490 | |
563 | 491 if (ls[i].listen) { |
1225 | 492 |
493 /* change backlog via listen() */ | |
494 | |
563 | 495 if (listen(ls[i].fd, ls[i].backlog) == -1) { |
496 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
1222 | 497 "listen() to %V, backlog %d failed, ignored", |
498 &ls[i].addr_text, ls[i].backlog); | |
563 | 499 } |
500 } | |
501 | |
502 /* | |
503 * setting deferred mode should be last operation on socket, | |
504 * because code may prematurely continue cycle on failure | |
505 */ | |
506 | |
507 #if (NGX_HAVE_DEFERRED_ACCEPT) | |
508 | |
509 #ifdef SO_ACCEPTFILTER | |
510 | |
627 | 511 if (ls[i].delete_deferred) { |
512 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, NULL, 0) | |
513 == -1) | |
563 | 514 { |
515 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
516 "setsockopt(SO_ACCEPTFILTER, NULL) " | |
517 "for %V failed, ignored", | |
627 | 518 &ls[i].addr_text); |
563 | 519 |
627 | 520 if (ls[i].accept_filter) { |
563 | 521 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
522 "could not change the accept filter " | |
523 "to \"%s\" for %V, ignored", | |
627 | 524 ls[i].accept_filter, &ls[i].addr_text); |
563 | 525 } |
526 | |
527 continue; | |
528 } | |
529 | |
627 | 530 ls[i].deferred_accept = 0; |
563 | 531 } |
532 | |
627 | 533 if (ls[i].add_deferred) { |
563 | 534 ngx_memzero(&af, sizeof(struct accept_filter_arg)); |
535 (void) ngx_cpystrn((u_char *) af.af_name, | |
627 | 536 (u_char *) ls[i].accept_filter, 16); |
563 | 537 |
627 | 538 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, |
563 | 539 &af, sizeof(struct accept_filter_arg)) |
540 == -1) | |
541 { | |
542 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
543 "setsockopt(SO_ACCEPTFILTER, \"%s\") " | |
544 " for %V failed, ignored", | |
627 | 545 ls[i].accept_filter, &ls[i].addr_text); |
563 | 546 continue; |
547 } | |
548 | |
627 | 549 ls[i].deferred_accept = 1; |
563 | 550 } |
551 | |
552 #endif | |
553 | |
554 #ifdef TCP_DEFER_ACCEPT | |
555 | |
627 | 556 if (ls[i].add_deferred || ls[i].delete_deferred) { |
563 | 557 |
627 | 558 if (ls[i].add_deferred) { |
559 timeout = (int) (ls[i].post_accept_timeout / 1000); | |
563 | 560 |
561 } else { | |
562 timeout = 0; | |
563 } | |
564 | |
627 | 565 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, |
563 | 566 &timeout, sizeof(int)) |
567 == -1) | |
568 { | |
569 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
570 "setsockopt(TCP_DEFER_ACCEPT, %d) for %V failed, " | |
571 "ignored", | |
627 | 572 timeout, &ls[i].addr_text); |
563 | 573 |
574 continue; | |
575 } | |
576 } | |
577 | |
627 | 578 if (ls[i].add_deferred) { |
579 ls[i].deferred_accept = 1; | |
563 | 580 } |
581 | |
582 #endif | |
583 | |
584 #endif /* NGX_HAVE_DEFERRED_ACCEPT */ | |
585 } | |
586 | |
587 return; | |
588 } | |
589 | |
590 | |
591 void | |
521 | 592 ngx_close_listening_sockets(ngx_cycle_t *cycle) |
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593 { |
543 | 594 ngx_uint_t i; |
595 ngx_listening_t *ls; | |
596 ngx_connection_t *c; | |
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597 |
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598 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
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599 return; |
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600 } |
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601 |
303
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602 ngx_accept_mutex_held = 0; |
611 | 603 ngx_use_accept_mutex = 0; |
303
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604 |
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605 ls = cycle->listening.elts; |
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606 for (i = 0; i < cycle->listening.nelts; i++) { |
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607 |
543 | 608 c = ls[i].connection; |
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609 |
2725 | 610 if (c) { |
611 if (c->read->active) { | |
612 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { | |
613 ngx_del_conn(c, NGX_CLOSE_EVENT); | |
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614 |
2725 | 615 } else if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
317
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616 |
2725 | 617 /* |
618 * it seems that Linux-2.6.x OpenVZ sends events | |
619 * for closed shared listening sockets unless | |
620 * the events was explicity deleted | |
621 */ | |
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622 |
2725 | 623 ngx_del_event(c->read, NGX_READ_EVENT, 0); |
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624 |
2725 | 625 } else { |
626 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); | |
627 } | |
317
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628 } |
2725 | 629 |
630 ngx_free_connection(c); | |
631 | |
632 c->fd = (ngx_socket_t) -1; | |
317
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633 } |
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634 |
563 | 635 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
636 "close listening %V #%d ", &ls[i].addr_text, ls[i].fd); | |
637 | |
543 | 638 if (ngx_close_socket(ls[i].fd) == -1) { |
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639 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
461 | 640 ngx_close_socket_n " %V failed", &ls[i].addr_text); |
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641 } |
2928 | 642 |
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643 #if (NGX_HAVE_UNIX_DOMAIN) |
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644 |
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645 if (ls[i].sockaddr->sa_family == AF_UNIX |
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646 && ngx_process <= NGX_PROCESS_MASTER |
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647 && ngx_new_binary == 0) |
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648 { |
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649 u_char *name = ls[i].addr_text.data + sizeof("unix:") - 1; |
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650 |
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651 if (ngx_delete_file(name) == -1) { |
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652 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
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653 ngx_delete_file_n " %s failed", name); |
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654 } |
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655 } |
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656 |
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657 #endif |
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658 |
2928 | 659 ls[i].fd = (ngx_socket_t) -1; |
543 | 660 } |
661 } | |
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662 |
543 | 663 |
664 ngx_connection_t * | |
665 ngx_get_connection(ngx_socket_t s, ngx_log_t *log) | |
666 { | |
561 | 667 ngx_uint_t instance; |
668 ngx_event_t *rev, *wev; | |
669 ngx_connection_t *c; | |
543 | 670 |
671 /* disable warning: Win32 SOCKET is u_int while UNIX socket is int */ | |
672 | |
673 if (ngx_cycle->files && (ngx_uint_t) s >= ngx_cycle->files_n) { | |
674 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
675 "the new socket has number %d, " | |
676 "but only %ui files are available", | |
677 s, ngx_cycle->files_n); | |
678 return NULL; | |
679 } | |
680 | |
681 /* ngx_mutex_lock */ | |
682 | |
683 c = ngx_cycle->free_connections; | |
684 | |
685 if (c == NULL) { | |
686 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
2254 | 687 "%ui worker_connections are not enough", |
543 | 688 ngx_cycle->connection_n); |
689 | |
690 /* ngx_mutex_unlock */ | |
691 | |
692 return NULL; | |
693 } | |
694 | |
695 ngx_cycle->free_connections = c->data; | |
696 ngx_cycle->free_connection_n--; | |
697 | |
698 /* ngx_mutex_unlock */ | |
699 | |
700 if (ngx_cycle->files) { | |
701 ngx_cycle->files[s] = c; | |
702 } | |
703 | |
561 | 704 rev = c->read; |
705 wev = c->write; | |
706 | |
707 ngx_memzero(c, sizeof(ngx_connection_t)); | |
708 | |
709 c->read = rev; | |
710 c->write = wev; | |
711 c->fd = s; | |
712 c->log = log; | |
713 | |
714 instance = rev->instance; | |
715 | |
716 ngx_memzero(rev, sizeof(ngx_event_t)); | |
717 ngx_memzero(wev, sizeof(ngx_event_t)); | |
718 | |
719 rev->instance = !instance; | |
720 wev->instance = !instance; | |
721 | |
722 rev->index = NGX_INVALID_INDEX; | |
723 wev->index = NGX_INVALID_INDEX; | |
724 | |
725 rev->data = c; | |
726 wev->data = c; | |
727 | |
728 wev->write = 1; | |
729 | |
543 | 730 return c; |
731 } | |
732 | |
733 | |
734 void | |
735 ngx_free_connection(ngx_connection_t *c) | |
736 { | |
737 /* ngx_mutex_lock */ | |
738 | |
739 c->data = ngx_cycle->free_connections; | |
740 ngx_cycle->free_connections = c; | |
741 ngx_cycle->free_connection_n++; | |
742 | |
743 /* ngx_mutex_unlock */ | |
744 | |
745 if (ngx_cycle->files) { | |
746 ngx_cycle->files[c->fd] = NULL; | |
218
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747 } |
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748 } |
253
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749 |
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750 |
521 | 751 void |
752 ngx_close_connection(ngx_connection_t *c) | |
417
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753 { |
1917
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754 ngx_err_t err; |
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755 ngx_uint_t log_error, level; |
417
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756 ngx_socket_t fd; |
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757 |
479 | 758 if (c->fd == -1) { |
417
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759 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "connection already closed"); |
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760 return; |
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761 } |
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762 |
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763 if (c->read->timer_set) { |
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764 ngx_del_timer(c->read); |
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765 } |
577 | 766 |
417
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767 if (c->write->timer_set) { |
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768 ngx_del_timer(c->write); |
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769 } |
577 | 770 |
417
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|
771 if (ngx_del_conn) { |
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772 ngx_del_conn(c, NGX_CLOSE_EVENT); |
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773 |
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774 } else { |
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775 if (c->read->active || c->read->disabled) { |
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776 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
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777 } |
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778 |
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779 if (c->write->active || c->write->disabled) { |
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780 ngx_del_event(c->write, NGX_WRITE_EVENT, NGX_CLOSE_EVENT); |
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781 } |
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782 } |
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783 |
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|
784 #if (NGX_THREADS) |
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785 |
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|
786 /* |
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787 * we have to clean the connection information before the closing |
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788 * because another thread may reopen the same file descriptor |
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789 * before we clean the connection |
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790 */ |
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|
791 |
563 | 792 ngx_mutex_lock(ngx_posted_events_mutex); |
417
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793 |
563 | 794 if (c->read->prev) { |
795 ngx_delete_posted_event(c->read); | |
796 } | |
417
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797 |
563 | 798 if (c->write->prev) { |
799 ngx_delete_posted_event(c->write); | |
800 } | |
417
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801 |
563 | 802 c->read->closed = 1; |
803 c->write->closed = 1; | |
417
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804 |
563 | 805 if (c->single_connection) { |
806 ngx_unlock(&c->lock); | |
807 c->read->locked = 0; | |
808 c->write->locked = 0; | |
809 } | |
417
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810 |
563 | 811 ngx_mutex_unlock(ngx_posted_events_mutex); |
417
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812 |
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813 #else |
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814 |
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815 if (c->read->prev) { |
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816 ngx_delete_posted_event(c->read); |
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817 } |
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818 |
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819 if (c->write->prev) { |
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820 ngx_delete_posted_event(c->write); |
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821 } |
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822 |
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823 c->read->closed = 1; |
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824 c->write->closed = 1; |
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825 |
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826 #endif |
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827 |
1917
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828 log_error = c->log_error; |
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829 |
543 | 830 ngx_free_connection(c); |
831 | |
417
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832 fd = c->fd; |
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833 c->fd = (ngx_socket_t) -1; |
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834 |
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835 if (ngx_close_socket(fd) == -1) { |
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836 |
1917
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837 err = ngx_socket_errno; |
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838 |
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839 if (err == NGX_ECONNRESET || err == NGX_ENOTCONN) { |
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840 |
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841 switch (log_error) { |
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842 |
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843 case NGX_ERROR_INFO: |
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844 level = NGX_LOG_INFO; |
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845 break; |
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846 |
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847 case NGX_ERROR_ERR: |
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848 level = NGX_LOG_ERR; |
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849 break; |
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|
850 |
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851 default: |
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852 level = NGX_LOG_CRIT; |
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853 } |
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|
854 |
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855 } else { |
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856 level = NGX_LOG_CRIT; |
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857 } |
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|
858 |
417
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859 /* we use ngx_cycle->log because c->log was in c->pool */ |
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860 |
1917
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|
861 ngx_log_error(level, ngx_cycle->log, err, |
1435 | 862 ngx_close_socket_n " %d failed", fd); |
417
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Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
863 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
864 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
865 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
866 |
521 | 867 ngx_int_t |
2854
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
868 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
|
869 ngx_uint_t port) |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
870 { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
871 socklen_t len; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
872 ngx_uint_t addr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
873 u_char sa[NGX_SOCKADDRLEN]; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
874 struct sockaddr_in *sin; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
875 #if (NGX_HAVE_INET6) |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
876 ngx_uint_t i; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
877 struct sockaddr_in6 *sin6; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
878 #endif |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
879 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
880 switch (c->local_sockaddr->sa_family) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
881 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
882 #if (NGX_HAVE_INET6) |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
883 case AF_INET6: |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
884 sin6 = (struct sockaddr_in6 *) c->local_sockaddr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
885 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
886 for (addr = 0, i = 0; addr == 0 && i < 16; i++) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
887 addr |= sin6->sin6_addr.s6_addr[i]; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
888 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
889 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
890 break; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
891 #endif |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
892 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
893 default: /* AF_INET */ |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
894 sin = (struct sockaddr_in *) c->local_sockaddr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
895 addr = sin->sin_addr.s_addr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
896 break; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
897 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
898 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
899 if (addr == 0) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
900 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
901 len = NGX_SOCKADDRLEN; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
902 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
903 if (getsockname(c->fd, (struct sockaddr *) &sa, &len) == -1) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
904 ngx_connection_error(c, ngx_socket_errno, "getsockname() failed"); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
905 return NGX_ERROR; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
906 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
907 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
908 c->local_sockaddr = ngx_palloc(c->pool, len); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
909 if (c->local_sockaddr == NULL) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
910 return NGX_ERROR; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
911 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
912 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
913 ngx_memcpy(c->local_sockaddr, &sa, len); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
914 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
915 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
916 if (s == NULL) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
917 return NGX_OK; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
918 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
919 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
920 s->len = ngx_sock_ntop(c->local_sockaddr, s->data, s->len, port); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
921 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
922 return NGX_OK; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
923 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
924 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
925 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
926 ngx_int_t |
521 | 927 ngx_connection_error(ngx_connection_t *c, ngx_err_t err, char *text) |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
928 { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
929 ngx_uint_t level; |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
930 |
2775 | 931 /* 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
|
932 |
2775 | 933 if ((err == NGX_ECONNRESET |
934 #if (NGX_WIN32) | |
935 || err == NGX_ECONNABORTED | |
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
936 #endif |
2775 | 937 ) && c->log_error == NGX_ERROR_IGNORE_ECONNRESET) |
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
938 { |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
939 return 0; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
940 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
941 |
2560
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
942 #if (NGX_SOLARIS) |
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
943 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
|
944 return 0; |
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
945 } |
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
946 #endif |
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
947 |
537 | 948 if (err == 0 |
949 || err == NGX_ECONNRESET | |
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
950 #if (NGX_WIN32) |
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
951 || err == NGX_ECONNABORTED |
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
952 #else |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
953 || err == NGX_EPIPE |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
954 #endif |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
955 || err == NGX_ENOTCONN |
587 | 956 || 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
|
957 || err == NGX_ECONNREFUSED |
1869
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
958 || err == NGX_ENETDOWN |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
959 || err == NGX_ENETUNREACH |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
960 || 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
|
961 || 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
|
962 { |
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
253
diff
changeset
|
963 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
|
964 |
2560
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
965 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
|
966 case NGX_ERROR_IGNORE_ECONNRESET: |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
967 case NGX_ERROR_INFO: |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
968 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
|
969 break; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
970 |
3151
ad3ddfd06e7d
low default connection errors level from alert to error
Igor Sysoev <igor@sysoev.ru>
parents:
2928
diff
changeset
|
971 default: |
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
972 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
|
973 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
974 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
975 } else { |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
976 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
|
977 } |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
978 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
979 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
|
980 |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
981 return NGX_ERROR; |
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
982 } |