Mercurial > hg > nginx-quic
annotate src/core/ngx_connection.c @ 4162:fb1375e8b68c stable-1.0
Merging r4036, r4055, r4056, r4057, r4058, r4059, r4060, r4061, r4062, r4063,
r4064:
Ranges related fixes:
The "max_ranges" directive.
"max_ranges 0" disables ranges support at all,
"max_ranges 1" allows the single range, etc.
By default number of ranges is unlimited, to be precise, 2^31-1.
If client requests more ranges than "max_ranges" permits,
nginx disables ranges and returns just the source response.
If total size of all ranges is greater than source response size,
then nginx disables ranges and returns just the source response.
This fix should not affect well-behaving applications but will defeat
DoS attempts exploiting malicious byte ranges.
Now unsatisfiable ranges are processed according to RFC 2616.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 30 Sep 2011 14:06:08 +0000 |
parents | e3cb8e27e413 |
children | b044d6553d52 |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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5 |
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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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11 |
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12 ngx_os_io_t ngx_io; |
218
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13 |
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14 |
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15 static void ngx_drain_connections(void); |
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16 |
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17 |
2806 | 18 ngx_listening_t * |
19 ngx_create_listening(ngx_conf_t *cf, void *sockaddr, socklen_t socklen) | |
20 { | |
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21 size_t len; |
2806 | 22 ngx_listening_t *ls; |
23 struct sockaddr *sa; | |
24 u_char text[NGX_SOCKADDR_STRLEN]; | |
25 | |
26 ls = ngx_array_push(&cf->cycle->listening); | |
27 if (ls == NULL) { | |
28 return NULL; | |
29 } | |
30 | |
31 ngx_memzero(ls, sizeof(ngx_listening_t)); | |
32 | |
33 sa = ngx_palloc(cf->pool, socklen); | |
34 if (sa == NULL) { | |
35 return NULL; | |
36 } | |
37 | |
38 ngx_memcpy(sa, sockaddr, socklen); | |
39 | |
40 ls->sockaddr = sa; | |
41 ls->socklen = socklen; | |
42 | |
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43 len = ngx_sock_ntop(sa, text, NGX_SOCKADDR_STRLEN, 1); |
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44 ls->addr_text.len = len; |
2806 | 45 |
46 switch (ls->sockaddr->sa_family) { | |
47 #if (NGX_HAVE_INET6) | |
48 case AF_INET6: | |
49 ls->addr_text_max_len = NGX_INET6_ADDRSTRLEN; | |
50 break; | |
51 #endif | |
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52 #if (NGX_HAVE_UNIX_DOMAIN) |
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53 case AF_UNIX: |
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54 ls->addr_text_max_len = NGX_UNIX_ADDRSTRLEN; |
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55 len++; |
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56 break; |
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57 #endif |
2806 | 58 case AF_INET: |
59 ls->addr_text_max_len = NGX_INET_ADDRSTRLEN; | |
60 break; | |
61 default: | |
62 ls->addr_text_max_len = NGX_SOCKADDR_STRLEN; | |
63 break; | |
64 } | |
65 | |
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66 ls->addr_text.data = ngx_pnalloc(cf->pool, len); |
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67 if (ls->addr_text.data == NULL) { |
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68 return NULL; |
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69 } |
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70 |
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71 ngx_memcpy(ls->addr_text.data, text, len); |
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72 |
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73 ls->fd = (ngx_socket_t) -1; |
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74 ls->type = SOCK_STREAM; |
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75 |
2806 | 76 ls->backlog = NGX_LISTEN_BACKLOG; |
77 ls->rcvbuf = -1; | |
78 ls->sndbuf = -1; | |
79 | |
3676 | 80 #if (NGX_HAVE_SETFIB) |
81 ls->setfib = -1; | |
82 #endif | |
83 | |
2806 | 84 return ls; |
85 } | |
86 | |
87 | |
521 | 88 ngx_int_t |
89 ngx_set_inherited_sockets(ngx_cycle_t *cycle) | |
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90 { |
523 | 91 size_t len; |
92 ngx_uint_t i; | |
93 ngx_listening_t *ls; | |
563 | 94 socklen_t olen; |
523 | 95 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
541 | 96 ngx_err_t err; |
523 | 97 struct accept_filter_arg af; |
98 #endif | |
99 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
100 int timeout; | |
101 #endif | |
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102 |
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103 ls = cycle->listening.elts; |
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104 for (i = 0; i < cycle->listening.nelts; i++) { |
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105 |
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106 ls[i].sockaddr = ngx_palloc(cycle->pool, NGX_SOCKADDRLEN); |
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107 if (ls[i].sockaddr == NULL) { |
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108 return NGX_ERROR; |
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109 } |
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110 |
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111 ls[i].socklen = NGX_SOCKADDRLEN; |
219
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112 if (getsockname(ls[i].fd, ls[i].sockaddr, &ls[i].socklen) == -1) { |
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113 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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114 "getsockname() of the inherited " |
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115 "socket #%d failed", ls[i].fd); |
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116 ls[i].ignore = 1; |
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117 continue; |
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118 } |
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119 |
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120 switch (ls[i].sockaddr->sa_family) { |
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121 |
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122 #if (NGX_HAVE_INET6) |
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123 case AF_INET6: |
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124 ls[i].addr_text_max_len = NGX_INET6_ADDRSTRLEN; |
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125 len = NGX_INET6_ADDRSTRLEN + sizeof(":65535") - 1; |
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126 break; |
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127 #endif |
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128 |
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129 #if (NGX_HAVE_UNIX_DOMAIN) |
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130 case AF_UNIX: |
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131 ls[i].addr_text_max_len = NGX_UNIX_ADDRSTRLEN; |
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132 len = NGX_UNIX_ADDRSTRLEN; |
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133 break; |
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134 #endif |
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135 |
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136 case AF_INET: |
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137 ls[i].addr_text_max_len = NGX_INET_ADDRSTRLEN; |
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138 len = NGX_INET_ADDRSTRLEN + sizeof(":65535") - 1; |
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139 break; |
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140 |
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141 default: |
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142 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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143 "the inherited socket #%d has " |
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144 "an unsupported protocol family", ls[i].fd); |
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145 ls[i].ignore = 1; |
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146 continue; |
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147 } |
461 | 148 |
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149 ls[i].addr_text.data = ngx_pnalloc(cycle->pool, len); |
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150 if (ls[i].addr_text.data == NULL) { |
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151 return NGX_ERROR; |
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152 } |
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153 |
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154 len = ngx_sock_ntop(ls[i].sockaddr, ls[i].addr_text.data, len, 1); |
461 | 155 if (len == 0) { |
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156 return NGX_ERROR; |
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157 } |
461 | 158 |
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159 ls[i].addr_text.len = len; |
523 | 160 |
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161 ls[i].backlog = NGX_LISTEN_BACKLOG; |
537 | 162 |
563 | 163 olen = sizeof(int); |
164 | |
165 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, (void *) &ls[i].rcvbuf, | |
166 &olen) | |
167 == -1) | |
168 { | |
169 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
170 "getsockopt(SO_RCVBUF) %V failed, ignored", | |
171 &ls[i].addr_text); | |
172 | |
173 ls[i].rcvbuf = -1; | |
174 } | |
175 | |
176 olen = sizeof(int); | |
177 | |
178 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, (void *) &ls[i].sndbuf, | |
179 &olen) | |
180 == -1) | |
181 { | |
182 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
183 "getsockopt(SO_SNDBUF) %V failed, ignored", | |
184 &ls[i].addr_text); | |
185 | |
186 ls[i].sndbuf = -1; | |
187 } | |
188 | |
3676 | 189 #if 0 |
190 /* SO_SETFIB is currently a set only option */ | |
191 | |
192 #if (NGX_HAVE_SETFIB) | |
193 | |
194 if (getsockopt(ls[i].setfib, SOL_SOCKET, SO_SETFIB, | |
195 (void *) &ls[i].setfib, &olen) | |
196 == -1) | |
197 { | |
198 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
199 "getsockopt(SO_SETFIB) %V failed, ignored", | |
200 &ls[i].addr_text); | |
201 | |
202 ls[i].setfib = -1; | |
203 } | |
204 | |
205 #endif | |
206 #endif | |
207 | |
523 | 208 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
209 | |
210 ngx_memzero(&af, sizeof(struct accept_filter_arg)); | |
563 | 211 olen = sizeof(struct accept_filter_arg); |
523 | 212 |
563 | 213 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, &af, &olen) |
523 | 214 == -1) |
215 { | |
541 | 216 err = ngx_errno; |
217 | |
218 if (err == NGX_EINVAL) { | |
219 continue; | |
220 } | |
221 | |
222 ngx_log_error(NGX_LOG_NOTICE, cycle->log, err, | |
523 | 223 "getsockopt(SO_ACCEPTFILTER) for %V failed, ignored", |
224 &ls[i].addr_text); | |
225 continue; | |
226 } | |
227 | |
563 | 228 if (olen < sizeof(struct accept_filter_arg) || af.af_name[0] == '\0') { |
523 | 229 continue; |
230 } | |
231 | |
232 ls[i].accept_filter = ngx_palloc(cycle->pool, 16); | |
233 if (ls[i].accept_filter == NULL) { | |
234 return NGX_ERROR; | |
235 } | |
236 | |
237 (void) ngx_cpystrn((u_char *) ls[i].accept_filter, | |
238 (u_char *) af.af_name, 16); | |
239 #endif | |
240 | |
241 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
242 | |
243 timeout = 0; | |
563 | 244 olen = sizeof(int); |
523 | 245 |
563 | 246 if (getsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, &timeout, &olen) |
523 | 247 == -1) |
248 { | |
249 ngx_log_error(NGX_LOG_NOTICE, cycle->log, ngx_errno, | |
250 "getsockopt(TCP_DEFER_ACCEPT) for %V failed, ignored", | |
251 &ls[i].addr_text); | |
252 continue; | |
253 } | |
254 | |
565 | 255 if (olen < sizeof(int) || timeout == 0) { |
523 | 256 continue; |
257 } | |
258 | |
259 ls[i].deferred_accept = 1; | |
260 #endif | |
218
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261 } |
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262 |
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263 return NGX_OK; |
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264 } |
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265 |
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266 |
521 | 267 ngx_int_t |
268 ngx_open_listening_sockets(ngx_cycle_t *cycle) | |
218
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269 { |
563 | 270 int reuseaddr; |
271 ngx_uint_t i, tries, failed; | |
253
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272 ngx_err_t err; |
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273 ngx_log_t *log; |
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274 ngx_socket_t s; |
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275 ngx_listening_t *ls; |
218
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276 |
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277 reuseaddr = 1; |
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278 #if (NGX_SUPPRESS_WARN) |
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279 failed = 0; |
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280 #endif |
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281 |
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282 log = cycle->log; |
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283 |
563 | 284 /* TODO: configurable try number */ |
218
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285 |
2024 | 286 for (tries = 5; tries; tries--) { |
218
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287 failed = 0; |
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288 |
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289 /* for each listening socket */ |
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290 |
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291 ls = cycle->listening.elts; |
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292 for (i = 0; i < cycle->listening.nelts; i++) { |
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293 |
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294 if (ls[i].ignore) { |
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295 continue; |
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296 } |
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297 |
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298 if (ls[i].fd != -1) { |
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299 continue; |
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300 } |
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301 |
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302 if (ls[i].inherited) { |
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303 |
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304 /* TODO: close on exit */ |
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305 /* TODO: nonblocking */ |
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306 /* TODO: deferred accept */ |
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307 |
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308 continue; |
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309 } |
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310 |
2198
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311 s = ngx_socket(ls[i].sockaddr->sa_family, ls[i].type, 0); |
218
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312 |
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313 if (s == -1) { |
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314 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 315 ngx_socket_n " %V failed", &ls[i].addr_text); |
218
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316 return NGX_ERROR; |
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317 } |
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318 |
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319 if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, |
563 | 320 (const void *) &reuseaddr, sizeof(int)) |
321 == -1) | |
322 { | |
218
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323 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 324 "setsockopt(SO_REUSEADDR) %V failed", |
325 &ls[i].addr_text); | |
563 | 326 |
1223 | 327 if (ngx_close_socket(s) == -1) { |
563 | 328 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
329 ngx_close_socket_n " %V failed", | |
330 &ls[i].addr_text); | |
1223 | 331 } |
563 | 332 |
218
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333 return NGX_ERROR; |
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334 } |
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335 |
2562 | 336 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) |
337 | |
338 if (ls[i].sockaddr->sa_family == AF_INET6 && ls[i].ipv6only) { | |
339 int ipv6only; | |
340 | |
341 ipv6only = (ls[i].ipv6only == 1); | |
342 | |
343 if (setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, | |
344 (const void *) &ipv6only, sizeof(int)) | |
345 == -1) | |
346 { | |
2801 | 347 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
2562 | 348 "setsockopt(IPV6_V6ONLY) %V failed, ignored", |
349 &ls[i].addr_text); | |
350 } | |
351 } | |
352 #endif | |
218
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353 /* TODO: close on exit */ |
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354 |
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355 if (!(ngx_event_flags & NGX_USE_AIO_EVENT)) { |
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356 if (ngx_nonblocking(s) == -1) { |
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357 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 358 ngx_nonblocking_n " %V failed", |
359 &ls[i].addr_text); | |
563 | 360 |
1223 | 361 if (ngx_close_socket(s) == -1) { |
563 | 362 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
363 ngx_close_socket_n " %V failed", | |
364 &ls[i].addr_text); | |
1223 | 365 } |
563 | 366 |
218
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367 return NGX_ERROR; |
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368 } |
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369 } |
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370 |
2801 | 371 ngx_log_debug2(NGX_LOG_DEBUG_CORE, log, 0, |
593 | 372 "bind() %V #%d ", &ls[i].addr_text, s); |
373 | |
218
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374 if (bind(s, ls[i].sockaddr, ls[i].socklen) == -1) { |
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375 err = ngx_socket_errno; |
563 | 376 |
377 if (err == NGX_EADDRINUSE && ngx_test_config) { | |
378 continue; | |
379 } | |
380 | |
218
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381 ngx_log_error(NGX_LOG_EMERG, log, err, |
461 | 382 "bind() to %V failed", &ls[i].addr_text); |
218
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383 |
1223 | 384 if (ngx_close_socket(s) == -1) { |
218
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385 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
461 | 386 ngx_close_socket_n " %V failed", |
387 &ls[i].addr_text); | |
1223 | 388 } |
218
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389 |
563 | 390 if (err != NGX_EADDRINUSE) { |
391 return NGX_ERROR; | |
392 } | |
393 | |
218
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394 failed = 1; |
563 | 395 |
218
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396 continue; |
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397 } |
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398 |
3260
a6df0624203c
unlink unix domain socket file after testing
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399 #if (NGX_HAVE_UNIX_DOMAIN) |
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400 |
3371
102fdc22de4d
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401 if (ls[i].sockaddr->sa_family == AF_UNIX) { |
102fdc22de4d
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402 mode_t mode; |
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403 u_char *name; |
102fdc22de4d
chmod unix listen domain socket to 0666
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diff
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|
404 |
102fdc22de4d
chmod unix listen domain socket to 0666
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diff
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|
405 name = ls[i].addr_text.data + sizeof("unix:") - 1; |
102fdc22de4d
chmod unix listen domain socket to 0666
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406 mode = (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH); |
3260
a6df0624203c
unlink unix domain socket file after testing
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|
407 |
3371
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408 if (chmod((char *) name, mode) == -1) { |
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409 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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410 "chmod() \"%s\" failed", name); |
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411 } |
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412 |
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413 if (ngx_test_config) { |
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414 if (ngx_delete_file(name) == -1) { |
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415 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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416 ngx_delete_file_n " %s failed", name); |
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417 } |
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418 } |
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419 } |
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420 #endif |
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421 |
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422 if (listen(s, ls[i].backlog) == -1) { |
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423 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
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424 "listen() to %V, backlog %d failed", |
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425 &ls[i].addr_text, ls[i].backlog); |
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426 |
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427 if (ngx_close_socket(s) == -1) { |
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428 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
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429 ngx_close_socket_n " %V failed", |
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430 &ls[i].addr_text); |
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431 } |
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432 |
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433 return NGX_ERROR; |
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434 } |
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435 |
563 | 436 ls[i].listen = 1; |
218
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437 |
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438 ls[i].fd = s; |
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439 } |
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440 |
563 | 441 if (!failed) { |
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442 break; |
563 | 443 } |
218
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444 |
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445 /* TODO: delay configurable */ |
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446 |
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447 ngx_log_error(NGX_LOG_NOTICE, log, 0, |
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448 "try again to bind() after 500ms"); |
563 | 449 |
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450 ngx_msleep(500); |
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451 } |
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452 |
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453 if (failed) { |
477 | 454 ngx_log_error(NGX_LOG_EMERG, log, 0, "still could not bind()"); |
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455 return NGX_ERROR; |
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456 } |
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457 |
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458 return NGX_OK; |
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459 } |
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460 |
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461 |
521 | 462 void |
2802 | 463 ngx_configure_listening_sockets(ngx_cycle_t *cycle) |
563 | 464 { |
465 ngx_uint_t i; | |
466 ngx_listening_t *ls; | |
467 | |
468 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) | |
469 struct accept_filter_arg af; | |
470 #endif | |
471 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
472 int timeout; | |
473 #endif | |
474 | |
475 ls = cycle->listening.elts; | |
476 for (i = 0; i < cycle->listening.nelts; i++) { | |
477 | |
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478 ls[i].log = *ls[i].logp; |
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479 |
563 | 480 if (ls[i].rcvbuf != -1) { |
481 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, | |
482 (const void *) &ls[i].rcvbuf, sizeof(int)) | |
483 == -1) | |
484 { | |
485 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 486 "setsockopt(SO_RCVBUF, %d) %V failed, ignored", |
487 ls[i].rcvbuf, &ls[i].addr_text); | |
563 | 488 } |
489 } | |
490 | |
491 if (ls[i].sndbuf != -1) { | |
492 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, | |
493 (const void *) &ls[i].sndbuf, sizeof(int)) | |
494 == -1) | |
495 { | |
496 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
569 | 497 "setsockopt(SO_SNDBUF, %d) %V failed, ignored", |
498 ls[i].sndbuf, &ls[i].addr_text); | |
563 | 499 } |
500 } | |
501 | |
3676 | 502 #if (NGX_HAVE_SETFIB) |
503 if (ls[i].setfib != -1) { | |
504 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SETFIB, | |
505 (const void *) &ls[i].setfib, sizeof(int)) | |
506 == -1) | |
507 { | |
508 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
509 "setsockopt(SO_SETFIB, %d) %V failed, ignored", | |
510 ls[i].setfib, &ls[i].addr_text); | |
511 } | |
512 } | |
513 #endif | |
514 | |
635 | 515 #if 0 |
516 if (1) { | |
517 int tcp_nodelay = 1; | |
518 | |
519 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_NODELAY, | |
520 (const void *) &tcp_nodelay, sizeof(int)) | |
521 == -1) | |
522 { | |
523 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
524 "setsockopt(TCP_NODELAY) %V failed, ignored", | |
525 &ls[i].addr_text); | |
526 } | |
527 } | |
528 #endif | |
529 | |
563 | 530 if (ls[i].listen) { |
1225 | 531 |
532 /* change backlog via listen() */ | |
533 | |
563 | 534 if (listen(ls[i].fd, ls[i].backlog) == -1) { |
535 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
1222 | 536 "listen() to %V, backlog %d failed, ignored", |
537 &ls[i].addr_text, ls[i].backlog); | |
563 | 538 } |
539 } | |
540 | |
541 /* | |
542 * setting deferred mode should be last operation on socket, | |
543 * because code may prematurely continue cycle on failure | |
544 */ | |
545 | |
546 #if (NGX_HAVE_DEFERRED_ACCEPT) | |
547 | |
548 #ifdef SO_ACCEPTFILTER | |
549 | |
627 | 550 if (ls[i].delete_deferred) { |
551 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, NULL, 0) | |
552 == -1) | |
563 | 553 { |
554 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
555 "setsockopt(SO_ACCEPTFILTER, NULL) " | |
556 "for %V failed, ignored", | |
627 | 557 &ls[i].addr_text); |
563 | 558 |
627 | 559 if (ls[i].accept_filter) { |
563 | 560 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
561 "could not change the accept filter " | |
562 "to \"%s\" for %V, ignored", | |
627 | 563 ls[i].accept_filter, &ls[i].addr_text); |
563 | 564 } |
565 | |
566 continue; | |
567 } | |
568 | |
627 | 569 ls[i].deferred_accept = 0; |
563 | 570 } |
571 | |
627 | 572 if (ls[i].add_deferred) { |
563 | 573 ngx_memzero(&af, sizeof(struct accept_filter_arg)); |
574 (void) ngx_cpystrn((u_char *) af.af_name, | |
627 | 575 (u_char *) ls[i].accept_filter, 16); |
563 | 576 |
627 | 577 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, |
563 | 578 &af, sizeof(struct accept_filter_arg)) |
579 == -1) | |
580 { | |
581 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
582 "setsockopt(SO_ACCEPTFILTER, \"%s\") " | |
583 " for %V failed, ignored", | |
627 | 584 ls[i].accept_filter, &ls[i].addr_text); |
563 | 585 continue; |
586 } | |
587 | |
627 | 588 ls[i].deferred_accept = 1; |
563 | 589 } |
590 | |
591 #endif | |
592 | |
593 #ifdef TCP_DEFER_ACCEPT | |
594 | |
627 | 595 if (ls[i].add_deferred || ls[i].delete_deferred) { |
563 | 596 |
627 | 597 if (ls[i].add_deferred) { |
598 timeout = (int) (ls[i].post_accept_timeout / 1000); | |
563 | 599 |
600 } else { | |
601 timeout = 0; | |
602 } | |
603 | |
627 | 604 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, |
563 | 605 &timeout, sizeof(int)) |
606 == -1) | |
607 { | |
608 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
609 "setsockopt(TCP_DEFER_ACCEPT, %d) for %V failed, " | |
610 "ignored", | |
627 | 611 timeout, &ls[i].addr_text); |
563 | 612 |
613 continue; | |
614 } | |
615 } | |
616 | |
627 | 617 if (ls[i].add_deferred) { |
618 ls[i].deferred_accept = 1; | |
563 | 619 } |
620 | |
621 #endif | |
622 | |
623 #endif /* NGX_HAVE_DEFERRED_ACCEPT */ | |
624 } | |
625 | |
626 return; | |
627 } | |
628 | |
629 | |
630 void | |
521 | 631 ngx_close_listening_sockets(ngx_cycle_t *cycle) |
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632 { |
543 | 633 ngx_uint_t i; |
634 ngx_listening_t *ls; | |
635 ngx_connection_t *c; | |
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636 |
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637 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
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638 return; |
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639 } |
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640 |
303
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641 ngx_accept_mutex_held = 0; |
611 | 642 ngx_use_accept_mutex = 0; |
303
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643 |
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644 ls = cycle->listening.elts; |
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645 for (i = 0; i < cycle->listening.nelts; i++) { |
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646 |
543 | 647 c = ls[i].connection; |
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648 |
2725 | 649 if (c) { |
650 if (c->read->active) { | |
651 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { | |
652 ngx_del_conn(c, NGX_CLOSE_EVENT); | |
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653 |
2725 | 654 } else if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
317
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655 |
2725 | 656 /* |
657 * it seems that Linux-2.6.x OpenVZ sends events | |
658 * for closed shared listening sockets unless | |
659 * the events was explicity deleted | |
660 */ | |
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661 |
2725 | 662 ngx_del_event(c->read, NGX_READ_EVENT, 0); |
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663 |
2725 | 664 } else { |
665 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); | |
666 } | |
317
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667 } |
2725 | 668 |
669 ngx_free_connection(c); | |
670 | |
671 c->fd = (ngx_socket_t) -1; | |
317
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672 } |
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673 |
563 | 674 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
675 "close listening %V #%d ", &ls[i].addr_text, ls[i].fd); | |
676 | |
543 | 677 if (ngx_close_socket(ls[i].fd) == -1) { |
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678 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
461 | 679 ngx_close_socket_n " %V failed", &ls[i].addr_text); |
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680 } |
2928 | 681 |
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682 #if (NGX_HAVE_UNIX_DOMAIN) |
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683 |
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684 if (ls[i].sockaddr->sa_family == AF_UNIX |
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685 && ngx_process <= NGX_PROCESS_MASTER |
3261
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686 && ngx_new_binary == 0) |
3230
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687 { |
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688 u_char *name = ls[i].addr_text.data + sizeof("unix:") - 1; |
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689 |
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690 if (ngx_delete_file(name) == -1) { |
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691 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
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692 ngx_delete_file_n " %s failed", name); |
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693 } |
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|
694 } |
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|
695 |
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696 #endif |
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697 |
2928 | 698 ls[i].fd = (ngx_socket_t) -1; |
543 | 699 } |
700 } | |
218
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701 |
543 | 702 |
703 ngx_connection_t * | |
704 ngx_get_connection(ngx_socket_t s, ngx_log_t *log) | |
705 { | |
561 | 706 ngx_uint_t instance; |
707 ngx_event_t *rev, *wev; | |
708 ngx_connection_t *c; | |
543 | 709 |
710 /* disable warning: Win32 SOCKET is u_int while UNIX socket is int */ | |
711 | |
712 if (ngx_cycle->files && (ngx_uint_t) s >= ngx_cycle->files_n) { | |
713 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
714 "the new socket has number %d, " | |
715 "but only %ui files are available", | |
716 s, ngx_cycle->files_n); | |
717 return NULL; | |
718 } | |
719 | |
720 /* ngx_mutex_lock */ | |
721 | |
722 c = ngx_cycle->free_connections; | |
723 | |
724 if (c == NULL) { | |
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725 ngx_drain_connections(); |
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726 c = ngx_cycle->free_connections; |
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727 } |
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728 |
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729 if (c == NULL) { |
543 | 730 ngx_log_error(NGX_LOG_ALERT, log, 0, |
2254 | 731 "%ui worker_connections are not enough", |
543 | 732 ngx_cycle->connection_n); |
733 | |
734 /* ngx_mutex_unlock */ | |
735 | |
736 return NULL; | |
737 } | |
738 | |
739 ngx_cycle->free_connections = c->data; | |
740 ngx_cycle->free_connection_n--; | |
741 | |
742 /* ngx_mutex_unlock */ | |
743 | |
744 if (ngx_cycle->files) { | |
745 ngx_cycle->files[s] = c; | |
746 } | |
747 | |
561 | 748 rev = c->read; |
749 wev = c->write; | |
750 | |
751 ngx_memzero(c, sizeof(ngx_connection_t)); | |
752 | |
753 c->read = rev; | |
754 c->write = wev; | |
755 c->fd = s; | |
756 c->log = log; | |
757 | |
758 instance = rev->instance; | |
759 | |
760 ngx_memzero(rev, sizeof(ngx_event_t)); | |
761 ngx_memzero(wev, sizeof(ngx_event_t)); | |
762 | |
763 rev->instance = !instance; | |
764 wev->instance = !instance; | |
765 | |
766 rev->index = NGX_INVALID_INDEX; | |
767 wev->index = NGX_INVALID_INDEX; | |
768 | |
769 rev->data = c; | |
770 wev->data = c; | |
771 | |
772 wev->write = 1; | |
773 | |
543 | 774 return c; |
775 } | |
776 | |
777 | |
778 void | |
779 ngx_free_connection(ngx_connection_t *c) | |
780 { | |
781 /* ngx_mutex_lock */ | |
782 | |
783 c->data = ngx_cycle->free_connections; | |
784 ngx_cycle->free_connections = c; | |
785 ngx_cycle->free_connection_n++; | |
786 | |
787 /* ngx_mutex_unlock */ | |
788 | |
789 if (ngx_cycle->files) { | |
790 ngx_cycle->files[c->fd] = NULL; | |
218
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791 } |
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792 } |
253
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793 |
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794 |
521 | 795 void |
796 ngx_close_connection(ngx_connection_t *c) | |
417
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797 { |
1917
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798 ngx_err_t err; |
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799 ngx_uint_t log_error, level; |
417
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800 ngx_socket_t fd; |
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801 |
479 | 802 if (c->fd == -1) { |
417
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803 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "connection already closed"); |
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804 return; |
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805 } |
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806 |
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|
807 if (c->read->timer_set) { |
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808 ngx_del_timer(c->read); |
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diff
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809 } |
577 | 810 |
417
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|
811 if (c->write->timer_set) { |
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812 ngx_del_timer(c->write); |
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346
diff
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|
813 } |
577 | 814 |
417
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346
diff
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|
815 if (ngx_del_conn) { |
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816 ngx_del_conn(c, NGX_CLOSE_EVENT); |
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346
diff
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817 |
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818 } else { |
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819 if (c->read->active || c->read->disabled) { |
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346
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|
820 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
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821 } |
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diff
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822 |
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|
823 if (c->write->active || c->write->disabled) { |
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346
diff
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|
824 ngx_del_event(c->write, NGX_WRITE_EVENT, NGX_CLOSE_EVENT); |
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346
diff
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|
825 } |
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|
826 } |
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827 |
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diff
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|
828 #if (NGX_THREADS) |
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829 |
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diff
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|
830 /* |
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|
831 * we have to clean the connection information before the closing |
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832 * because another thread may reopen the same file descriptor |
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833 * before we clean the connection |
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834 */ |
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835 |
563 | 836 ngx_mutex_lock(ngx_posted_events_mutex); |
417
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837 |
563 | 838 if (c->read->prev) { |
839 ngx_delete_posted_event(c->read); | |
840 } | |
417
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841 |
563 | 842 if (c->write->prev) { |
843 ngx_delete_posted_event(c->write); | |
844 } | |
417
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845 |
563 | 846 c->read->closed = 1; |
847 c->write->closed = 1; | |
417
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|
848 |
563 | 849 if (c->single_connection) { |
850 ngx_unlock(&c->lock); | |
851 c->read->locked = 0; | |
852 c->write->locked = 0; | |
853 } | |
417
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854 |
563 | 855 ngx_mutex_unlock(ngx_posted_events_mutex); |
417
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856 |
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857 #else |
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|
858 |
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|
859 if (c->read->prev) { |
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860 ngx_delete_posted_event(c->read); |
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861 } |
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862 |
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863 if (c->write->prev) { |
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864 ngx_delete_posted_event(c->write); |
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865 } |
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|
866 |
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867 c->read->closed = 1; |
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868 c->write->closed = 1; |
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869 |
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870 #endif |
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871 |
3880
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|
872 ngx_reusable_connection(c, 0); |
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|
873 |
1917
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|
874 log_error = c->log_error; |
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|
875 |
543 | 876 ngx_free_connection(c); |
877 | |
417
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878 fd = c->fd; |
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879 c->fd = (ngx_socket_t) -1; |
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880 |
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881 if (ngx_close_socket(fd) == -1) { |
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882 |
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|
883 err = ngx_socket_errno; |
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|
884 |
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1869
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|
885 if (err == NGX_ECONNRESET || err == NGX_ENOTCONN) { |
1b2e83c4886d
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diff
changeset
|
886 |
1b2e83c4886d
decrease log level of connection errors while closing socket
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parents:
1869
diff
changeset
|
887 switch (log_error) { |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
888 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
889 case NGX_ERROR_INFO: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
890 level = NGX_LOG_INFO; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
891 break; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
892 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
893 case NGX_ERROR_ERR: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
894 level = NGX_LOG_ERR; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
895 break; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
896 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
897 default: |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
898 level = NGX_LOG_CRIT; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
899 } |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
900 |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
901 } else { |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
902 level = NGX_LOG_CRIT; |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
903 } |
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
904 |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
905 /* we use ngx_cycle->log because c->log was in c->pool */ |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
906 |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
907 ngx_log_error(level, ngx_cycle->log, err, |
1435 | 908 ngx_close_socket_n " %d failed", fd); |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
909 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
910 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
911 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
912 |
3880
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
913 void |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
914 ngx_reusable_connection(ngx_connection_t *c, ngx_uint_t reusable) |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
915 { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
916 ngx_log_debug1(NGX_LOG_DEBUG_CORE, c->log, 0, |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
917 "reusable connection: %ui", reusable); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
918 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
919 if (c->reusable) { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
920 ngx_queue_remove(&c->queue); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
921 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
922 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
923 c->reusable = reusable; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
924 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
925 if (reusable) { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
926 /* need cast as ngx_cycle is volatile */ |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
927 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
928 ngx_queue_insert_head( |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
929 (ngx_queue_t *) &ngx_cycle->reusable_connections_queue, &c->queue); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
930 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
931 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
932 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
933 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
934 static void |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
935 ngx_drain_connections(void) |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
936 { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
937 ngx_int_t i; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
938 ngx_queue_t *q; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
939 ngx_connection_t *c; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
940 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
941 for (i = 0; i < 32; i++) { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
942 if (ngx_queue_empty(&ngx_cycle->reusable_connections_queue)) { |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
943 break; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
944 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
945 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
946 q = ngx_queue_last(&ngx_cycle->reusable_connections_queue); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
947 c = ngx_queue_data(q, ngx_connection_t, queue); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
948 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
949 ngx_log_debug0(NGX_LOG_DEBUG_CORE, c->log, 0, |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
950 "reusing connection"); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
951 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
952 c->close = 1; |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
953 c->read->handler(c->read); |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
954 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
955 } |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
956 |
e3cb8e27e413
reuse keepalive connections if there are no free worker connections
Igor Sysoev <igor@sysoev.ru>
parents:
3676
diff
changeset
|
957 |
521 | 958 ngx_int_t |
2854
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
959 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
|
960 ngx_uint_t port) |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
961 { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
962 socklen_t len; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
963 ngx_uint_t addr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
964 u_char sa[NGX_SOCKADDRLEN]; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
965 struct sockaddr_in *sin; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
966 #if (NGX_HAVE_INET6) |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
967 ngx_uint_t i; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
968 struct sockaddr_in6 *sin6; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
969 #endif |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
970 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
971 switch (c->local_sockaddr->sa_family) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
972 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
973 #if (NGX_HAVE_INET6) |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
974 case AF_INET6: |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
975 sin6 = (struct sockaddr_in6 *) c->local_sockaddr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
976 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
977 for (addr = 0, i = 0; addr == 0 && i < 16; i++) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
978 addr |= sin6->sin6_addr.s6_addr[i]; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
979 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
980 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
981 break; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
982 #endif |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
983 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
984 default: /* AF_INET */ |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
985 sin = (struct sockaddr_in *) c->local_sockaddr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
986 addr = sin->sin_addr.s_addr; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
987 break; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
988 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
989 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
990 if (addr == 0) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
991 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
992 len = NGX_SOCKADDRLEN; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
993 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
994 if (getsockname(c->fd, (struct sockaddr *) &sa, &len) == -1) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
995 ngx_connection_error(c, ngx_socket_errno, "getsockname() failed"); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
996 return NGX_ERROR; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
997 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
998 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
999 c->local_sockaddr = ngx_palloc(c->pool, len); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1000 if (c->local_sockaddr == NULL) { |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1001 return NGX_ERROR; |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1002 } |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1003 |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1004 ngx_memcpy(c->local_sockaddr, &sa, len); |
d788477f5a67
ngx_connection_local_sockaddr()
Igor Sysoev <igor@sysoev.ru>
parents:
2806
diff
changeset
|
1005 } |
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ngx_connection_local_sockaddr()
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1006 |
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ngx_connection_local_sockaddr()
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|
1007 if (s == NULL) { |
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1008 return NGX_OK; |
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ngx_connection_local_sockaddr()
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1009 } |
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ngx_connection_local_sockaddr()
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1010 |
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ngx_connection_local_sockaddr()
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1011 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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1012 |
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1013 return NGX_OK; |
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1014 } |
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1015 |
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ngx_connection_local_sockaddr()
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1016 |
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1017 ngx_int_t |
521 | 1018 ngx_connection_error(ngx_connection_t *c, ngx_err_t err, char *text) |
253
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1019 { |
257
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1020 ngx_uint_t level; |
253
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1021 |
2775 | 1022 /* Winsock may return NGX_ECONNABORTED instead of NGX_ECONNRESET */ |
2774
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1023 |
2775 | 1024 if ((err == NGX_ECONNRESET |
1025 #if (NGX_WIN32) | |
1026 || err == NGX_ECONNABORTED | |
2774
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1027 #endif |
2775 | 1028 ) && c->log_error == NGX_ERROR_IGNORE_ECONNRESET) |
2774
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1029 { |
253
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1030 return 0; |
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1031 } |
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1032 |
2560
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1033 #if (NGX_SOLARIS) |
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1034 if (err == NGX_EINVAL && c->log_error == NGX_ERROR_IGNORE_EINVAL) { |
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1035 return 0; |
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1036 } |
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1037 #endif |
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1038 |
537 | 1039 if (err == 0 |
1040 || err == NGX_ECONNRESET | |
2774
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1041 #if (NGX_WIN32) |
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1042 || err == NGX_ECONNABORTED |
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1043 #else |
278
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1044 || err == NGX_EPIPE |
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1045 #endif |
288
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1046 || err == NGX_ENOTCONN |
587 | 1047 || err == NGX_ETIMEDOUT |
288
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1048 || err == NGX_ECONNREFUSED |
1869
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
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|
1049 || err == NGX_ENETDOWN |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1050 || err == NGX_ENETUNREACH |
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
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parents:
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diff
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|
1051 || err == NGX_EHOSTDOWN |
288
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282
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|
1052 || err == NGX_EHOSTUNREACH) |
278
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diff
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|
1053 { |
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
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parents:
253
diff
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|
1054 switch (c->log_error) { |
253
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1055 |
2560
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diff
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|
1056 case NGX_ERROR_IGNORE_EINVAL: |
257
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|
1057 case NGX_ERROR_IGNORE_ECONNRESET: |
253
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1058 case NGX_ERROR_INFO: |
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1059 level = NGX_LOG_INFO; |
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1060 break; |
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1061 |
3151
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diff
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|
1062 default: |
253
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1063 level = NGX_LOG_ERR; |
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1064 } |
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1065 |
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1066 } else { |
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
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parents:
1869
diff
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|
1067 level = NGX_LOG_ALERT; |
253
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1068 } |
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242
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|
1069 |
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1070 ngx_log_error(level, c->log, err, text); |
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|
1071 |
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1072 return NGX_ERROR; |
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|
1073 } |