Mercurial > hg > nginx-quic
annotate src/core/ngx_connection.c @ 4515:8bb695c05870 stable-1.0
Merge of r4498:
Fix of rbtree lookup on hash collisions.
Previous code incorrectly assumed that nodes with identical keys are linked
together. This might not be true after tree rebalance.
Patch by Lanshun Zhou.
| author | Maxim Dounin <mdounin@mdounin.ru> |
|---|---|
| date | Mon, 05 Mar 2012 13:17:56 +0000 |
| parents | 4919fb357a5d |
| children |
| rev | line source |
|---|---|
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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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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
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11 |
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12 |
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13 ngx_os_io_t ngx_io; |
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14 |
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15 |
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16 static void ngx_drain_connections(void); |
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17 |
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18 |
| 2806 | 19 ngx_listening_t * |
| 20 ngx_create_listening(ngx_conf_t *cf, void *sockaddr, socklen_t socklen) | |
| 21 { | |
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22 size_t len; |
| 2806 | 23 ngx_listening_t *ls; |
| 24 struct sockaddr *sa; | |
| 25 u_char text[NGX_SOCKADDR_STRLEN]; | |
| 26 | |
| 27 ls = ngx_array_push(&cf->cycle->listening); | |
| 28 if (ls == NULL) { | |
| 29 return NULL; | |
| 30 } | |
| 31 | |
| 32 ngx_memzero(ls, sizeof(ngx_listening_t)); | |
| 33 | |
| 34 sa = ngx_palloc(cf->pool, socklen); | |
| 35 if (sa == NULL) { | |
| 36 return NULL; | |
| 37 } | |
| 38 | |
| 39 ngx_memcpy(sa, sockaddr, socklen); | |
| 40 | |
| 41 ls->sockaddr = sa; | |
| 42 ls->socklen = socklen; | |
| 43 | |
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44 len = ngx_sock_ntop(sa, 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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Igor Sysoev <igor@sysoev.ru>
parents:
1225
diff
changeset
|
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; |
|
05592fd7a436
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parents:
diff
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265 } |
|
05592fd7a436
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parents:
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266 |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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|
267 |
| 521 | 268 ngx_int_t |
| 269 ngx_open_listening_sockets(ngx_cycle_t *cycle) | |
|
218
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parents:
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270 { |
| 563 | 271 int reuseaddr; |
| 272 ngx_uint_t i, tries, failed; | |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
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273 ngx_err_t err; |
|
b6793bc5034b
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parents:
242
diff
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274 ngx_log_t *log; |
|
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275 ngx_socket_t s; |
|
b6793bc5034b
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parents:
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diff
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276 ngx_listening_t *ls; |
|
218
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277 |
|
05592fd7a436
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parents:
diff
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278 reuseaddr = 1; |
|
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parents:
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279 #if (NGX_SUPPRESS_WARN) |
|
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parents:
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280 failed = 0; |
|
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parents:
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281 #endif |
|
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parents:
diff
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282 |
|
05592fd7a436
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parents:
diff
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283 log = cycle->log; |
|
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parents:
diff
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284 |
| 563 | 285 /* TODO: configurable try number */ |
|
218
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parents:
diff
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286 |
| 2024 | 287 for (tries = 5; tries; tries--) { |
|
218
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parents:
diff
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288 failed = 0; |
|
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parents:
diff
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289 |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
diff
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290 /* for each listening socket */ |
|
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parents:
diff
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291 |
|
05592fd7a436
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parents:
diff
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292 ls = cycle->listening.elts; |
|
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parents:
diff
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293 for (i = 0; i < cycle->listening.nelts; i++) { |
|
05592fd7a436
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parents:
diff
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294 |
|
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parents:
diff
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295 if (ls[i].ignore) { |
|
05592fd7a436
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parents:
diff
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296 continue; |
|
05592fd7a436
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parents:
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297 } |
|
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parents:
diff
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298 |
|
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parents:
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299 if (ls[i].fd != -1) { |
|
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parents:
diff
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300 continue; |
|
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parents:
diff
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301 } |
|
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parents:
diff
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302 |
|
05592fd7a436
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parents:
diff
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303 if (ls[i].inherited) { |
|
05592fd7a436
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parents:
diff
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304 |
|
05592fd7a436
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parents:
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305 /* TODO: close on exit */ |
|
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parents:
diff
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306 /* TODO: nonblocking */ |
|
05592fd7a436
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parents:
diff
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307 /* TODO: deferred accept */ |
|
05592fd7a436
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parents:
diff
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|
308 |
|
05592fd7a436
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parents:
diff
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309 continue; |
|
05592fd7a436
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parents:
diff
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310 } |
|
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parents:
diff
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311 |
|
2198
5975975eedc0
ngx_sock_ntop() takes family from sockaddr, remove duplicate field
Igor Sysoev <igor@sysoev.ru>
parents:
2197
diff
changeset
|
312 s = ngx_socket(ls[i].sockaddr->sa_family, ls[i].type, 0); |
|
218
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parents:
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313 |
|
05592fd7a436
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parents:
diff
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314 if (s == -1) { |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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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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parents:
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317 return NGX_ERROR; |
|
05592fd7a436
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parents:
diff
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318 } |
|
05592fd7a436
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parents:
diff
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|
319 |
|
05592fd7a436
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parents:
diff
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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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parents:
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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 |
|
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parents:
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334 return NGX_ERROR; |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
335 } |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
diff
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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 | |
|
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parents:
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354 /* TODO: close on exit */ |
|
05592fd7a436
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parents:
diff
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|
355 |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
356 if (!(ngx_event_flags & NGX_USE_AIO_EVENT)) { |
|
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nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
diff
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357 if (ngx_nonblocking(s) == -1) { |
|
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parents:
diff
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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 |
|
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368 return NGX_ERROR; |
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parents:
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369 } |
|
05592fd7a436
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parents:
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370 } |
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parents:
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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 | |
|
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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 | |
|
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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 | |
|
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395 failed = 1; |
| 563 | 396 |
|
218
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397 continue; |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
diff
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398 } |
|
05592fd7a436
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399 |
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400 #if (NGX_HAVE_UNIX_DOMAIN) |
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401 |
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402 if (ls[i].sockaddr->sa_family == AF_UNIX) { |
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403 mode_t mode; |
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404 u_char *name; |
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405 |
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406 name = ls[i].addr_text.data + sizeof("unix:") - 1; |
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407 mode = (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH); |
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408 |
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409 if (chmod((char *) name, mode) == -1) { |
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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; |
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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) { |
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443 break; |
| 563 | 444 } |
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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 |
|
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642 ngx_accept_mutex_held = 0; |
| 611 | 643 ngx_use_accept_mutex = 0; |
|
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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) { |
|
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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 */ | |
|
1833
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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 } | |
|
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668 } |
| 2725 | 669 |
| 670 ngx_free_connection(c); | |
| 671 | |
| 672 c->fd = (ngx_socket_t) -1; | |
|
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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 |
|
3230
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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 |
|
3358
f94e8ff65aa2
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|
686 && ngx_process <= NGX_PROCESS_MASTER |
|
3261
35077c22326c
do not unlink unix domain socket file while online upgrade
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|
687 && ngx_new_binary == 0) |
|
3230
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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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parents:
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changeset
|
695 } |
|
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parents:
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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 } | |
|
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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) { | |
|
3880
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
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parents:
3676
diff
changeset
|
726 ngx_drain_connections(); |
|
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diff
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|
727 c = ngx_cycle->free_connections; |
|
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
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parents:
3676
diff
changeset
|
728 } |
|
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
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parents:
3676
diff
changeset
|
729 |
|
e3cb8e27e413
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parents:
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diff
changeset
|
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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parents:
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|
792 } |
|
05592fd7a436
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parents:
diff
changeset
|
793 } |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
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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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parents:
346
diff
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|
798 { |
|
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
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parents:
1869
diff
changeset
|
799 ngx_err_t err; |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
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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346
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|
804 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "connection already closed"); |
|
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|
805 return; |
|
0526206251f6
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|
806 } |
|
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|
807 |
|
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346
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|
808 if (c->read->timer_set) { |
|
0526206251f6
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|
809 ngx_del_timer(c->read); |
|
0526206251f6
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346
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|
810 } |
| 577 | 811 |
|
417
0526206251f6
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346
diff
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|
812 if (c->write->timer_set) { |
|
0526206251f6
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parents:
346
diff
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|
813 ngx_del_timer(c->write); |
|
0526206251f6
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346
diff
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|
814 } |
| 577 | 815 |
|
417
0526206251f6
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parents:
346
diff
changeset
|
816 if (ngx_del_conn) { |
|
0526206251f6
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parents:
346
diff
changeset
|
817 ngx_del_conn(c, NGX_CLOSE_EVENT); |
|
0526206251f6
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parents:
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diff
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|
818 |
|
0526206251f6
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parents:
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|
819 } else { |
|
0526206251f6
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parents:
346
diff
changeset
|
820 if (c->read->active || c->read->disabled) { |
|
0526206251f6
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parents:
346
diff
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|
821 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
|
0526206251f6
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parents:
346
diff
changeset
|
822 } |
|
0526206251f6
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parents:
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diff
changeset
|
823 |
|
0526206251f6
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parents:
346
diff
changeset
|
824 if (c->write->active || c->write->disabled) { |
|
0526206251f6
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parents:
346
diff
changeset
|
825 ngx_del_event(c->write, NGX_WRITE_EVENT, NGX_CLOSE_EVENT); |
|
0526206251f6
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parents:
346
diff
changeset
|
826 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
827 } |
|
0526206251f6
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parents:
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changeset
|
828 |
|
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346
diff
changeset
|
829 #if (NGX_THREADS) |
|
0526206251f6
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parents:
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diff
changeset
|
830 |
|
0526206251f6
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parents:
346
diff
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|
831 /* |
|
0526206251f6
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parents:
346
diff
changeset
|
832 * we have to clean the connection information before the closing |
|
0526206251f6
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parents:
346
diff
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|
833 * because another thread may reopen the same file descriptor |
|
0526206251f6
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|
834 * before we clean the connection |
|
0526206251f6
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parents:
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diff
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|
835 */ |
|
0526206251f6
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parents:
346
diff
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|
836 |
| 563 | 837 ngx_mutex_lock(ngx_posted_events_mutex); |
|
417
0526206251f6
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parents:
346
diff
changeset
|
838 |
| 563 | 839 if (c->read->prev) { |
| 840 ngx_delete_posted_event(c->read); | |
| 841 } | |
|
417
0526206251f6
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parents:
346
diff
changeset
|
842 |
| 563 | 843 if (c->write->prev) { |
| 844 ngx_delete_posted_event(c->write); | |
| 845 } | |
|
417
0526206251f6
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parents:
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|
846 |
| 563 | 847 c->read->closed = 1; |
| 848 c->write->closed = 1; | |
|
417
0526206251f6
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parents:
346
diff
changeset
|
849 |
| 563 | 850 if (c->single_connection) { |
| 851 ngx_unlock(&c->lock); | |
| 852 c->read->locked = 0; | |
| 853 c->write->locked = 0; | |
| 854 } | |
|
417
0526206251f6
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parents:
346
diff
changeset
|
855 |
| 563 | 856 ngx_mutex_unlock(ngx_posted_events_mutex); |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
857 |
|
0526206251f6
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parents:
346
diff
changeset
|
858 #else |
|
0526206251f6
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parents:
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diff
changeset
|
859 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
860 if (c->read->prev) { |
|
0526206251f6
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parents:
346
diff
changeset
|
861 ngx_delete_posted_event(c->read); |
|
0526206251f6
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changeset
|
862 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
863 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
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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diff
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|
870 |
|
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|
871 #endif |
|
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diff
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|
872 |
|
3880
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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 |
|
1917
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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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changeset
|
888 switch (log_error) { |
|
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|
889 |
|
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|
890 case NGX_ERROR_INFO: |
|
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|
891 level = NGX_LOG_INFO; |
|
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|
892 break; |
|
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|
893 |
|
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|
894 case NGX_ERROR_ERR: |
|
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|
895 level = NGX_LOG_ERR; |
|
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|
896 break; |
|
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|
897 |
|
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|
898 default: |
|
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|
899 level = NGX_LOG_CRIT; |
|
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|
900 } |
|
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|
901 |
|
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|
902 } else { |
|
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|
903 level = NGX_LOG_CRIT; |
|
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|
904 } |
|
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|
905 |
|
417
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|
906 /* we use ngx_cycle->log because c->log was in c->pool */ |
|
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|
907 |
|
1917
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|
908 ngx_log_error(level, ngx_cycle->log, err, |
| 1435 | 909 ngx_close_socket_n " %d failed", fd); |
|
417
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|
910 } |
|
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|
911 } |
|
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|
912 |
|
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|
913 |
|
3880
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|
914 void |
|
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|
915 ngx_reusable_connection(ngx_connection_t *c, ngx_uint_t reusable) |
|
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|
916 { |
|
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|
917 ngx_log_debug1(NGX_LOG_DEBUG_CORE, c->log, 0, |
|
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|
918 "reusable connection: %ui", reusable); |
|
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|
919 |
|
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|
920 if (c->reusable) { |
|
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|
921 ngx_queue_remove(&c->queue); |
|
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|
922 } |
|
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|
923 |
|
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|
924 c->reusable = reusable; |
|
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|
925 |
|
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changeset
|
926 if (reusable) { |
|
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|
927 /* need cast as ngx_cycle is volatile */ |
|
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|
928 |
|
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|
929 ngx_queue_insert_head( |
|
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|
930 (ngx_queue_t *) &ngx_cycle->reusable_connections_queue, &c->queue); |
|
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|
931 } |
|
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|
932 } |
|
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changeset
|
933 |
|
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changeset
|
934 |
|
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|
935 static void |
|
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|
936 ngx_drain_connections(void) |
|
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|
937 { |
|
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|
938 ngx_int_t i; |
|
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|
939 ngx_queue_t *q; |
|
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|
940 ngx_connection_t *c; |
|
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|
941 |
|
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|
942 for (i = 0; i < 32; i++) { |
|
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|
943 if (ngx_queue_empty(&ngx_cycle->reusable_connections_queue)) { |
|
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changeset
|
944 break; |
|
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|
945 } |
|
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changeset
|
946 |
|
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|
947 q = ngx_queue_last(&ngx_cycle->reusable_connections_queue); |
|
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|
948 c = ngx_queue_data(q, ngx_connection_t, queue); |
|
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|
949 |
|
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|
950 ngx_log_debug0(NGX_LOG_DEBUG_CORE, c->log, 0, |
|
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changeset
|
951 "reusing connection"); |
|
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changeset
|
952 |
|
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|
953 c->close = 1; |
|
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changeset
|
954 c->read->handler(c->read); |
|
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changeset
|
955 } |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
956 } |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
957 |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
958 |
| 521 | 959 ngx_int_t |
|
2854
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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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>
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diff
changeset
|
961 ngx_uint_t port) |
|
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
962 { |
|
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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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:
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diff
changeset
|
965 u_char sa[NGX_SOCKADDRLEN]; |
|
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
966 struct sockaddr_in *sin; |
|
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
967 #if (NGX_HAVE_INET6) |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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changeset
|
968 ngx_uint_t i; |
|
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
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changeset
|
969 struct sockaddr_in6 *sin6; |
|
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
970 #endif |
|
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
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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:
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diff
changeset
|
973 |
|
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
974 #if (NGX_HAVE_INET6) |
|
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
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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:
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diff
changeset
|
978 for (addr = 0, i = 0; addr == 0 && i < 16; i++) { |
|
d788477f5a67
ngx_connection_local_sockaddr()
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diff
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|
979 addr |= sin6->sin6_addr.s6_addr[i]; |
|
d788477f5a67
ngx_connection_local_sockaddr()
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diff
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|
980 } |
|
d788477f5a67
ngx_connection_local_sockaddr()
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changeset
|
981 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
982 break; |
|
d788477f5a67
ngx_connection_local_sockaddr()
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diff
changeset
|
983 #endif |
|
d788477f5a67
ngx_connection_local_sockaddr()
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|
984 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
985 default: /* AF_INET */ |
|
d788477f5a67
ngx_connection_local_sockaddr()
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diff
changeset
|
986 sin = (struct sockaddr_in *) c->local_sockaddr; |
|
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ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
987 addr = sin->sin_addr.s_addr; |
|
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ngx_connection_local_sockaddr()
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diff
changeset
|
988 break; |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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changeset
|
989 } |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
990 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
991 if (addr == 0) { |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
992 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
993 len = NGX_SOCKADDRLEN; |
|
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ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
994 |
|
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ngx_connection_local_sockaddr()
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changeset
|
995 if (getsockname(c->fd, (struct sockaddr *) &sa, &len) == -1) { |
|
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ngx_connection_local_sockaddr()
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diff
changeset
|
996 ngx_connection_error(c, ngx_socket_errno, "getsockname() failed"); |
|
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ngx_connection_local_sockaddr()
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diff
changeset
|
997 return NGX_ERROR; |
|
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ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
998 } |
|
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ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
999 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1000 c->local_sockaddr = ngx_palloc(c->pool, len); |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1001 if (c->local_sockaddr == NULL) { |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1002 return NGX_ERROR; |
|
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ngx_connection_local_sockaddr()
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parents:
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diff
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|
1003 } |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1004 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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diff
changeset
|
1005 ngx_memcpy(c->local_sockaddr, &sa, len); |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1006 } |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1007 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1008 if (s == NULL) { |
|
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ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1009 return NGX_OK; |
|
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ngx_connection_local_sockaddr()
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parents:
2806
diff
changeset
|
1010 } |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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changeset
|
1011 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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diff
changeset
|
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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parents:
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|
1013 |
|
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ngx_connection_local_sockaddr()
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parents:
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diff
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|
1014 return NGX_OK; |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
2806
diff
changeset
|
1015 } |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1016 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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diff
changeset
|
1017 |
|
d788477f5a67
ngx_connection_local_sockaddr()
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parents:
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changeset
|
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
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
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parents:
256
diff
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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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Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1024 |
| 2775 | 1025 if ((err == NGX_ECONNRESET |
| 1026 #if (NGX_WIN32) | |
| 1027 || err == NGX_ECONNABORTED | |
|
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1028 #endif |
| 2775 | 1029 ) && c->log_error == NGX_ERROR_IGNORE_ECONNRESET) |
|
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
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|
1030 { |
|
253
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|
1031 return 0; |
|
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|
1032 } |
|
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|
1033 |
|
2560
a7443674e429
ignore EINVAL from setsockopt() on Solaris
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parents:
2512
diff
changeset
|
1034 #if (NGX_SOLARIS) |
|
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1035 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
|
1036 return 0; |
|
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1037 } |
|
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1038 #endif |
|
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1039 |
| 537 | 1040 if (err == 0 |
| 1041 || err == NGX_ECONNRESET | |
|
2774
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1042 #if (NGX_WIN32) |
|
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1043 || err == NGX_ECONNABORTED |
|
baad3036086e
Winsock uses ECONNABORTED instead of ECONNRESET
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1044 #else |
|
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
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parents:
257
diff
changeset
|
1045 || err == NGX_EPIPE |
|
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1046 #endif |
|
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
1047 || err == NGX_ENOTCONN |
| 587 | 1048 || err == NGX_ETIMEDOUT |
|
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
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parents:
282
diff
changeset
|
1049 || err == NGX_ECONNREFUSED |
|
1869
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
1050 || err == NGX_ENETDOWN |
|
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
1051 || err == NGX_ENETUNREACH |
|
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
1052 || 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
|
1053 || 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
|
1054 { |
|
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
253
diff
changeset
|
1055 switch (c->log_error) { |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1056 |
|
2560
a7443674e429
ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
1057 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
|
1058 case NGX_ERROR_IGNORE_ECONNRESET: |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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242
diff
changeset
|
1059 case NGX_ERROR_INFO: |
|
b6793bc5034b
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parents:
242
diff
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|
1060 level = NGX_LOG_INFO; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
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diff
changeset
|
1061 break; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1062 |
|
3151
ad3ddfd06e7d
low default connection errors level from alert to error
Igor Sysoev <igor@sysoev.ru>
parents:
2928
diff
changeset
|
1063 default: |
|
253
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nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1064 level = NGX_LOG_ERR; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
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diff
changeset
|
1065 } |
|
b6793bc5034b
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242
diff
changeset
|
1066 |
|
b6793bc5034b
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242
diff
changeset
|
1067 } else { |
|
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
1068 level = NGX_LOG_ALERT; |
|
253
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nginx-0.0.2-2004-02-09-10:46:43 import
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242
diff
changeset
|
1069 } |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1070 |
|
b6793bc5034b
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parents:
242
diff
changeset
|
1071 ngx_log_error(level, c->log, err, text); |
|
b6793bc5034b
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242
diff
changeset
|
1072 |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
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diff
changeset
|
1073 return NGX_ERROR; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
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parents:
242
diff
changeset
|
1074 } |