Mercurial > hg > nginx
annotate src/core/ngx_connection.c @ 2197:74477ea8074f
*) remove zero termination in ngx_inet_ntop() and ngx_sock_ntop()
*) use ngx_snprintf() in ngx_inet_ntop() and ngx_sock_ntop()
as they are called just once per connection
*) NGX_INET_ADDRSTRLEN
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 21 Aug 2008 18:47:23 +0000 |
| parents | 2a92804f4109 |
| children | 5975975eedc0 |
| 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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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; |
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13 |
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14 |
| 521 | 15 ngx_listening_t * |
| 16 ngx_listening_inet_stream_socket(ngx_conf_t *cf, in_addr_t addr, in_port_t port) | |
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17 { |
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18 size_t len; |
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19 ngx_listening_t *ls; |
| 479 | 20 struct sockaddr_in *sin; |
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21 |
| 501 | 22 ls = ngx_array_push(&cf->cycle->listening); |
| 23 if (ls == NULL) { | |
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24 return NULL; |
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25 } |
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26 |
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27 ngx_memzero(ls, sizeof(ngx_listening_t)); |
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28 |
| 501 | 29 sin = ngx_pcalloc(cf->pool, sizeof(struct sockaddr_in)); |
| 30 if (sin == NULL) { | |
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31 return NULL; |
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32 } |
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33 |
| 479 | 34 sin->sin_family = AF_INET; |
| 35 sin->sin_addr.s_addr = addr; | |
| 36 sin->sin_port = htons(port); | |
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37 |
| 461 | 38 |
| 2049 | 39 ls->addr_text.data = ngx_pnalloc(cf->pool, |
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40 NGX_INET_ADDRSTRLEN + sizeof(":65535") - 1); |
| 461 | 41 if (ls->addr_text.data == NULL) { |
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42 return NULL; |
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43 } |
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44 |
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45 len = ngx_inet_ntop(AF_INET, &addr, ls->addr_text.data, |
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46 NGX_INET_ADDRSTRLEN); |
| 461 | 47 |
| 48 ls->addr_text.len = ngx_sprintf(ls->addr_text.data + len, ":%d", port) | |
| 49 - ls->addr_text.data; | |
| 50 | |
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51 ls->fd = (ngx_socket_t) -1; |
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52 ls->family = AF_INET; |
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53 ls->type = SOCK_STREAM; |
| 479 | 54 ls->sockaddr = (struct sockaddr *) sin; |
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55 ls->socklen = sizeof(struct sockaddr_in); |
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56 ls->addr = offsetof(struct sockaddr_in, sin_addr); |
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57 ls->addr_text_max_len = NGX_INET_ADDRSTRLEN; |
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58 |
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59 return ls; |
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60 } |
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61 |
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62 |
| 521 | 63 ngx_int_t |
| 64 ngx_set_inherited_sockets(ngx_cycle_t *cycle) | |
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65 { |
| 523 | 66 size_t len; |
| 67 ngx_uint_t i; | |
| 68 ngx_listening_t *ls; | |
| 69 struct sockaddr_in *sin; | |
| 563 | 70 socklen_t olen; |
| 523 | 71 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
| 541 | 72 ngx_err_t err; |
| 523 | 73 struct accept_filter_arg af; |
| 74 #endif | |
| 75 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
| 76 int timeout; | |
| 77 #endif | |
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78 |
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79 ls = cycle->listening.elts; |
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80 for (i = 0; i < cycle->listening.nelts; i++) { |
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81 |
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82 /* AF_INET only */ |
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83 |
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84 ls[i].sockaddr = ngx_palloc(cycle->pool, sizeof(struct sockaddr_in)); |
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85 if (ls[i].sockaddr == NULL) { |
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86 return NGX_ERROR; |
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87 } |
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88 |
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89 ls[i].socklen = sizeof(struct sockaddr_in); |
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90 if (getsockname(ls[i].fd, ls[i].sockaddr, &ls[i].socklen) == -1) { |
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91 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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92 "getsockname() of the inherited " |
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93 "socket #%d failed", ls[i].fd); |
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94 ls[i].ignore = 1; |
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95 continue; |
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96 } |
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97 |
| 479 | 98 sin = (struct sockaddr_in *) ls[i].sockaddr; |
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99 |
| 479 | 100 if (sin->sin_family != AF_INET) { |
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101 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno, |
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102 "the inherited socket #%d has " |
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103 "unsupported family", ls[i].fd); |
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104 ls[i].ignore = 1; |
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105 continue; |
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106 } |
| 461 | 107 |
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108 ls[i].addr_text_max_len = NGX_INET_ADDRSTRLEN; |
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109 |
| 2049 | 110 ls[i].addr_text.data = ngx_pnalloc(cycle->pool, |
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111 NGX_INET_ADDRSTRLEN + sizeof(":65535") - 1); |
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112 if (ls[i].addr_text.data == NULL) { |
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113 return NGX_ERROR; |
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114 } |
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115 |
| 479 | 116 ls[i].family = sin->sin_family; |
| 461 | 117 len = ngx_sock_ntop(ls[i].family, ls[i].sockaddr, |
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118 ls[i].addr_text.data, NGX_INET_ADDRSTRLEN); |
| 461 | 119 if (len == 0) { |
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120 return NGX_ERROR; |
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121 } |
| 461 | 122 |
| 123 ls[i].addr_text.len = ngx_sprintf(ls[i].addr_text.data + len, ":%d", | |
| 479 | 124 ntohs(sin->sin_port)) |
| 461 | 125 - ls[i].addr_text.data; |
| 523 | 126 |
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127 ls[i].backlog = NGX_LISTEN_BACKLOG; |
| 537 | 128 |
| 563 | 129 olen = sizeof(int); |
| 130 | |
| 131 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, (void *) &ls[i].rcvbuf, | |
| 132 &olen) | |
| 133 == -1) | |
| 134 { | |
| 135 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
| 136 "getsockopt(SO_RCVBUF) %V failed, ignored", | |
| 137 &ls[i].addr_text); | |
| 138 | |
| 139 ls[i].rcvbuf = -1; | |
| 140 } | |
| 141 | |
| 142 olen = sizeof(int); | |
| 143 | |
| 144 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, (void *) &ls[i].sndbuf, | |
| 145 &olen) | |
| 146 == -1) | |
| 147 { | |
| 148 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
| 149 "getsockopt(SO_SNDBUF) %V failed, ignored", | |
| 150 &ls[i].addr_text); | |
| 151 | |
| 152 ls[i].sndbuf = -1; | |
| 153 } | |
| 154 | |
| 523 | 155 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
| 156 | |
| 157 ngx_memzero(&af, sizeof(struct accept_filter_arg)); | |
| 563 | 158 olen = sizeof(struct accept_filter_arg); |
| 523 | 159 |
| 563 | 160 if (getsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, &af, &olen) |
| 523 | 161 == -1) |
| 162 { | |
| 541 | 163 err = ngx_errno; |
| 164 | |
| 165 if (err == NGX_EINVAL) { | |
| 166 continue; | |
| 167 } | |
| 168 | |
| 169 ngx_log_error(NGX_LOG_NOTICE, cycle->log, err, | |
| 523 | 170 "getsockopt(SO_ACCEPTFILTER) for %V failed, ignored", |
| 171 &ls[i].addr_text); | |
| 172 continue; | |
| 173 } | |
| 174 | |
| 563 | 175 if (olen < sizeof(struct accept_filter_arg) || af.af_name[0] == '\0') { |
| 523 | 176 continue; |
| 177 } | |
| 178 | |
| 179 ls[i].accept_filter = ngx_palloc(cycle->pool, 16); | |
| 180 if (ls[i].accept_filter == NULL) { | |
| 181 return NGX_ERROR; | |
| 182 } | |
| 183 | |
| 184 (void) ngx_cpystrn((u_char *) ls[i].accept_filter, | |
| 185 (u_char *) af.af_name, 16); | |
| 186 #endif | |
| 187 | |
| 188 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
| 189 | |
| 190 timeout = 0; | |
| 563 | 191 olen = sizeof(int); |
| 523 | 192 |
| 563 | 193 if (getsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, &timeout, &olen) |
| 523 | 194 == -1) |
| 195 { | |
| 196 ngx_log_error(NGX_LOG_NOTICE, cycle->log, ngx_errno, | |
| 197 "getsockopt(TCP_DEFER_ACCEPT) for %V failed, ignored", | |
| 198 &ls[i].addr_text); | |
| 199 continue; | |
| 200 } | |
| 201 | |
| 565 | 202 if (olen < sizeof(int) || timeout == 0) { |
| 523 | 203 continue; |
| 204 } | |
| 205 | |
| 206 ls[i].deferred_accept = 1; | |
| 207 #endif | |
|
218
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208 } |
|
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209 |
|
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210 return NGX_OK; |
|
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|
211 } |
|
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212 |
|
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213 |
| 521 | 214 ngx_int_t |
| 215 ngx_open_listening_sockets(ngx_cycle_t *cycle) | |
|
218
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216 { |
| 563 | 217 int reuseaddr; |
| 218 ngx_uint_t i, tries, failed; | |
|
253
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242
diff
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219 ngx_err_t err; |
|
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242
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220 ngx_log_t *log; |
|
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242
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221 ngx_socket_t s; |
|
b6793bc5034b
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242
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222 ngx_listening_t *ls; |
|
218
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223 |
|
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224 reuseaddr = 1; |
|
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225 #if (NGX_SUPPRESS_WARN) |
|
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226 failed = 0; |
|
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227 #endif |
|
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228 |
|
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229 log = cycle->log; |
|
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230 |
| 563 | 231 /* TODO: configurable try number */ |
|
218
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232 |
| 2024 | 233 for (tries = 5; tries; tries--) { |
|
218
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|
234 failed = 0; |
|
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parents:
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|
235 |
|
05592fd7a436
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parents:
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|
236 /* for each listening socket */ |
|
05592fd7a436
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parents:
diff
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|
237 |
|
05592fd7a436
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parents:
diff
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|
238 ls = cycle->listening.elts; |
|
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parents:
diff
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|
239 for (i = 0; i < cycle->listening.nelts; i++) { |
|
05592fd7a436
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parents:
diff
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|
240 |
|
05592fd7a436
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parents:
diff
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|
241 if (ls[i].ignore) { |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
242 continue; |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
243 } |
|
05592fd7a436
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parents:
diff
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|
244 |
|
05592fd7a436
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parents:
diff
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|
245 if (ls[i].fd != -1) { |
|
05592fd7a436
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parents:
diff
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|
246 continue; |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
247 } |
|
05592fd7a436
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parents:
diff
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|
248 |
|
05592fd7a436
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parents:
diff
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|
249 if (ls[i].inherited) { |
|
05592fd7a436
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parents:
diff
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|
250 |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
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|
251 /* TODO: close on exit */ |
|
05592fd7a436
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parents:
diff
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|
252 /* TODO: nonblocking */ |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
253 /* TODO: deferred accept */ |
|
05592fd7a436
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parents:
diff
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|
254 |
|
05592fd7a436
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parents:
diff
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|
255 continue; |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
256 } |
|
05592fd7a436
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parents:
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|
257 |
| 479 | 258 s = ngx_socket(ls[i].family, ls[i].type, 0); |
|
218
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
259 |
|
05592fd7a436
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parents:
diff
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|
260 if (s == -1) { |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
261 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
| 461 | 262 ngx_socket_n " %V failed", &ls[i].addr_text); |
|
218
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parents:
diff
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|
263 return NGX_ERROR; |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
264 } |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
265 |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
diff
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|
266 if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, |
| 563 | 267 (const void *) &reuseaddr, sizeof(int)) |
| 268 == -1) | |
| 269 { | |
|
218
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parents:
diff
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|
270 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
| 461 | 271 "setsockopt(SO_REUSEADDR) %V failed", |
| 272 &ls[i].addr_text); | |
| 563 | 273 |
| 1223 | 274 if (ngx_close_socket(s) == -1) { |
| 563 | 275 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
| 276 ngx_close_socket_n " %V failed", | |
| 277 &ls[i].addr_text); | |
| 1223 | 278 } |
| 563 | 279 |
|
218
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parents:
diff
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|
280 return NGX_ERROR; |
|
05592fd7a436
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parents:
diff
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|
281 } |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
diff
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|
282 |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
diff
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|
283 /* TODO: close on exit */ |
|
05592fd7a436
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parents:
diff
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|
284 |
|
05592fd7a436
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parents:
diff
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|
285 if (!(ngx_event_flags & NGX_USE_AIO_EVENT)) { |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
286 if (ngx_nonblocking(s) == -1) { |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
287 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
| 461 | 288 ngx_nonblocking_n " %V failed", |
| 289 &ls[i].addr_text); | |
| 563 | 290 |
| 1223 | 291 if (ngx_close_socket(s) == -1) { |
| 563 | 292 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
| 293 ngx_close_socket_n " %V failed", | |
| 294 &ls[i].addr_text); | |
| 1223 | 295 } |
| 563 | 296 |
|
218
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parents:
diff
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|
297 return NGX_ERROR; |
|
05592fd7a436
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parents:
diff
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|
298 } |
|
05592fd7a436
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parents:
diff
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|
299 } |
|
05592fd7a436
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parents:
diff
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|
300 |
| 593 | 301 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
| 302 "bind() %V #%d ", &ls[i].addr_text, s); | |
| 303 | |
|
218
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diff
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|
304 if (bind(s, ls[i].sockaddr, ls[i].socklen) == -1) { |
|
05592fd7a436
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parents:
diff
changeset
|
305 err = ngx_socket_errno; |
| 563 | 306 |
| 307 if (err == NGX_EADDRINUSE && ngx_test_config) { | |
| 308 continue; | |
| 309 } | |
| 310 | |
|
218
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parents:
diff
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|
311 ngx_log_error(NGX_LOG_EMERG, log, err, |
| 461 | 312 "bind() to %V failed", &ls[i].addr_text); |
|
218
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|
313 |
| 1223 | 314 if (ngx_close_socket(s) == -1) { |
|
218
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parents:
diff
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|
315 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
| 461 | 316 ngx_close_socket_n " %V failed", |
| 317 &ls[i].addr_text); | |
| 1223 | 318 } |
|
218
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parents:
diff
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|
319 |
| 563 | 320 if (err != NGX_EADDRINUSE) { |
| 321 return NGX_ERROR; | |
| 322 } | |
| 323 | |
|
218
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parents:
diff
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|
324 failed = 1; |
| 563 | 325 |
|
218
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parents:
diff
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|
326 continue; |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
327 } |
|
05592fd7a436
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
328 |
|
1224
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
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|
329 if (listen(s, ls[i].backlog) == -1) { |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
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|
330 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
331 "listen() to %V, backlog %d failed", |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
332 &ls[i].addr_text, ls[i].backlog); |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
333 |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
334 if (ngx_close_socket(s) == -1) { |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
335 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno, |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
336 ngx_close_socket_n " %V failed", |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
337 &ls[i].addr_text); |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
338 } |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
339 |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
340 return NGX_ERROR; |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
341 } |
|
53e3dd035140
do listen() just after bind() to exit early
Igor Sysoev <igor@sysoev.ru>
parents:
1223
diff
changeset
|
342 |
| 563 | 343 ls[i].listen = 1; |
|
218
05592fd7a436
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parents:
diff
changeset
|
344 |
|
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
345 ls[i].fd = s; |
|
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346 } |
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347 |
| 563 | 348 if (!failed) { |
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349 break; |
| 563 | 350 } |
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351 |
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352 /* TODO: delay configurable */ |
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353 |
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354 ngx_log_error(NGX_LOG_NOTICE, log, 0, |
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355 "try again to bind() after 500ms"); |
| 563 | 356 |
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357 ngx_msleep(500); |
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358 } |
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359 |
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360 if (failed) { |
| 477 | 361 ngx_log_error(NGX_LOG_EMERG, log, 0, "still could not bind()"); |
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362 return NGX_ERROR; |
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363 } |
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364 |
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365 return NGX_OK; |
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366 } |
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367 |
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368 |
| 521 | 369 void |
| 563 | 370 ngx_configure_listening_socket(ngx_cycle_t *cycle) |
| 371 { | |
| 372 ngx_uint_t i; | |
| 373 ngx_listening_t *ls; | |
| 374 | |
| 375 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) | |
| 376 struct accept_filter_arg af; | |
| 377 #endif | |
| 378 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) | |
| 379 int timeout; | |
| 380 #endif | |
| 381 | |
| 382 ls = cycle->listening.elts; | |
| 383 for (i = 0; i < cycle->listening.nelts; i++) { | |
| 384 | |
| 385 if (ls[i].rcvbuf != -1) { | |
| 386 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_RCVBUF, | |
| 387 (const void *) &ls[i].rcvbuf, sizeof(int)) | |
| 388 == -1) | |
| 389 { | |
| 390 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
| 569 | 391 "setsockopt(SO_RCVBUF, %d) %V failed, ignored", |
| 392 ls[i].rcvbuf, &ls[i].addr_text); | |
| 563 | 393 } |
| 394 } | |
| 395 | |
| 396 if (ls[i].sndbuf != -1) { | |
| 397 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_SNDBUF, | |
| 398 (const void *) &ls[i].sndbuf, sizeof(int)) | |
| 399 == -1) | |
| 400 { | |
| 401 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
| 569 | 402 "setsockopt(SO_SNDBUF, %d) %V failed, ignored", |
| 403 ls[i].sndbuf, &ls[i].addr_text); | |
| 563 | 404 } |
| 405 } | |
| 406 | |
| 635 | 407 #if 0 |
| 408 if (1) { | |
| 409 int tcp_nodelay = 1; | |
| 410 | |
| 411 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_NODELAY, | |
| 412 (const void *) &tcp_nodelay, sizeof(int)) | |
| 413 == -1) | |
| 414 { | |
| 415 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
| 416 "setsockopt(TCP_NODELAY) %V failed, ignored", | |
| 417 &ls[i].addr_text); | |
| 418 } | |
| 419 } | |
| 420 #endif | |
| 421 | |
| 563 | 422 if (ls[i].listen) { |
| 1225 | 423 |
| 424 /* change backlog via listen() */ | |
| 425 | |
| 563 | 426 if (listen(ls[i].fd, ls[i].backlog) == -1) { |
| 427 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno, | |
| 1222 | 428 "listen() to %V, backlog %d failed, ignored", |
| 429 &ls[i].addr_text, ls[i].backlog); | |
| 563 | 430 } |
| 431 } | |
| 432 | |
| 433 /* | |
| 434 * setting deferred mode should be last operation on socket, | |
| 435 * because code may prematurely continue cycle on failure | |
| 436 */ | |
| 437 | |
| 438 #if (NGX_HAVE_DEFERRED_ACCEPT) | |
| 439 | |
| 440 #ifdef SO_ACCEPTFILTER | |
| 441 | |
| 627 | 442 if (ls[i].delete_deferred) { |
| 443 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, NULL, 0) | |
| 444 == -1) | |
| 563 | 445 { |
| 446 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 447 "setsockopt(SO_ACCEPTFILTER, NULL) " | |
| 448 "for %V failed, ignored", | |
| 627 | 449 &ls[i].addr_text); |
| 563 | 450 |
| 627 | 451 if (ls[i].accept_filter) { |
| 563 | 452 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
| 453 "could not change the accept filter " | |
| 454 "to \"%s\" for %V, ignored", | |
| 627 | 455 ls[i].accept_filter, &ls[i].addr_text); |
| 563 | 456 } |
| 457 | |
| 458 continue; | |
| 459 } | |
| 460 | |
| 627 | 461 ls[i].deferred_accept = 0; |
| 563 | 462 } |
| 463 | |
| 627 | 464 if (ls[i].add_deferred) { |
| 563 | 465 ngx_memzero(&af, sizeof(struct accept_filter_arg)); |
| 466 (void) ngx_cpystrn((u_char *) af.af_name, | |
| 627 | 467 (u_char *) ls[i].accept_filter, 16); |
| 563 | 468 |
| 627 | 469 if (setsockopt(ls[i].fd, SOL_SOCKET, SO_ACCEPTFILTER, |
| 563 | 470 &af, sizeof(struct accept_filter_arg)) |
| 471 == -1) | |
| 472 { | |
| 473 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 474 "setsockopt(SO_ACCEPTFILTER, \"%s\") " | |
| 475 " for %V failed, ignored", | |
| 627 | 476 ls[i].accept_filter, &ls[i].addr_text); |
| 563 | 477 continue; |
| 478 } | |
| 479 | |
| 627 | 480 ls[i].deferred_accept = 1; |
| 563 | 481 } |
| 482 | |
| 483 #endif | |
| 484 | |
| 485 #ifdef TCP_DEFER_ACCEPT | |
| 486 | |
| 627 | 487 if (ls[i].add_deferred || ls[i].delete_deferred) { |
| 563 | 488 |
| 627 | 489 if (ls[i].add_deferred) { |
| 490 timeout = (int) (ls[i].post_accept_timeout / 1000); | |
| 563 | 491 |
| 492 } else { | |
| 493 timeout = 0; | |
| 494 } | |
| 495 | |
| 627 | 496 if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, |
| 563 | 497 &timeout, sizeof(int)) |
| 498 == -1) | |
| 499 { | |
| 500 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 501 "setsockopt(TCP_DEFER_ACCEPT, %d) for %V failed, " | |
| 502 "ignored", | |
| 627 | 503 timeout, &ls[i].addr_text); |
| 563 | 504 |
| 505 continue; | |
| 506 } | |
| 507 } | |
| 508 | |
| 627 | 509 if (ls[i].add_deferred) { |
| 510 ls[i].deferred_accept = 1; | |
| 563 | 511 } |
| 512 | |
| 513 #endif | |
| 514 | |
| 515 #endif /* NGX_HAVE_DEFERRED_ACCEPT */ | |
| 516 } | |
| 517 | |
| 518 return; | |
| 519 } | |
| 520 | |
| 521 | |
| 522 void | |
| 521 | 523 ngx_close_listening_sockets(ngx_cycle_t *cycle) |
|
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524 { |
| 543 | 525 ngx_uint_t i; |
| 526 ngx_listening_t *ls; | |
| 527 ngx_connection_t *c; | |
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528 |
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529 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
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530 return; |
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531 } |
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532 |
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533 ngx_accept_mutex_held = 0; |
| 611 | 534 ngx_use_accept_mutex = 0; |
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535 |
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536 ls = cycle->listening.elts; |
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537 for (i = 0; i < cycle->listening.nelts; i++) { |
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538 |
| 543 | 539 c = ls[i].connection; |
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540 |
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541 if (c->read->active) { |
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542 if (ngx_event_flags & NGX_USE_RTSIG_EVENT) { |
| 543 | 543 ngx_del_conn(c, NGX_CLOSE_EVENT); |
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544 |
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545 } else if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
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546 |
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547 /* |
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548 * it seems that Linux-2.6.x OpenVZ sends events |
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549 * for closed shared listening sockets unless |
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550 * the events was explicity deleted |
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551 */ |
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552 |
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553 ngx_del_event(c->read, NGX_READ_EVENT, 0); |
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554 |
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555 } else { |
| 543 | 556 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
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557 } |
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558 } |
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559 |
| 543 | 560 ngx_free_connection(c); |
| 561 | |
| 562 c->fd = (ngx_socket_t) -1; | |
| 563 | |
| 563 | 564 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
| 565 "close listening %V #%d ", &ls[i].addr_text, ls[i].fd); | |
| 566 | |
| 543 | 567 if (ngx_close_socket(ls[i].fd) == -1) { |
|
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568 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, |
| 461 | 569 ngx_close_socket_n " %V failed", &ls[i].addr_text); |
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570 } |
| 543 | 571 } |
| 572 } | |
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573 |
| 543 | 574 |
| 575 ngx_connection_t * | |
| 576 ngx_get_connection(ngx_socket_t s, ngx_log_t *log) | |
| 577 { | |
| 561 | 578 ngx_uint_t instance; |
| 579 ngx_event_t *rev, *wev; | |
| 580 ngx_connection_t *c; | |
| 543 | 581 |
| 582 /* disable warning: Win32 SOCKET is u_int while UNIX socket is int */ | |
| 583 | |
| 584 if (ngx_cycle->files && (ngx_uint_t) s >= ngx_cycle->files_n) { | |
| 585 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
| 586 "the new socket has number %d, " | |
| 587 "but only %ui files are available", | |
| 588 s, ngx_cycle->files_n); | |
| 589 return NULL; | |
| 590 } | |
| 591 | |
| 592 /* ngx_mutex_lock */ | |
| 593 | |
| 594 c = ngx_cycle->free_connections; | |
| 595 | |
| 596 if (c == NULL) { | |
| 597 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
| 598 "%ui worker_connections is not enough", | |
| 599 ngx_cycle->connection_n); | |
| 600 | |
| 601 /* ngx_mutex_unlock */ | |
| 602 | |
| 603 return NULL; | |
| 604 } | |
| 605 | |
| 606 ngx_cycle->free_connections = c->data; | |
| 607 ngx_cycle->free_connection_n--; | |
| 608 | |
| 609 /* ngx_mutex_unlock */ | |
| 610 | |
| 611 if (ngx_cycle->files) { | |
| 612 ngx_cycle->files[s] = c; | |
| 613 } | |
| 614 | |
| 561 | 615 rev = c->read; |
| 616 wev = c->write; | |
| 617 | |
| 618 ngx_memzero(c, sizeof(ngx_connection_t)); | |
| 619 | |
| 620 c->read = rev; | |
| 621 c->write = wev; | |
| 622 c->fd = s; | |
| 623 c->log = log; | |
| 624 | |
| 625 instance = rev->instance; | |
| 626 | |
| 627 ngx_memzero(rev, sizeof(ngx_event_t)); | |
| 628 ngx_memzero(wev, sizeof(ngx_event_t)); | |
| 629 | |
| 630 rev->instance = !instance; | |
| 631 wev->instance = !instance; | |
| 632 | |
| 633 rev->index = NGX_INVALID_INDEX; | |
| 634 wev->index = NGX_INVALID_INDEX; | |
| 635 | |
| 636 rev->data = c; | |
| 637 wev->data = c; | |
| 638 | |
| 639 wev->write = 1; | |
| 640 | |
| 543 | 641 return c; |
| 642 } | |
| 643 | |
| 644 | |
| 645 void | |
| 646 ngx_free_connection(ngx_connection_t *c) | |
| 647 { | |
| 648 /* ngx_mutex_lock */ | |
| 649 | |
| 650 c->data = ngx_cycle->free_connections; | |
| 651 ngx_cycle->free_connections = c; | |
| 652 ngx_cycle->free_connection_n++; | |
| 653 | |
| 654 /* ngx_mutex_unlock */ | |
| 655 | |
| 656 if (ngx_cycle->files) { | |
| 657 ngx_cycle->files[c->fd] = NULL; | |
|
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658 } |
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659 } |
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660 |
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661 |
| 521 | 662 void |
| 663 ngx_close_connection(ngx_connection_t *c) | |
|
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664 { |
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665 ngx_err_t err; |
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666 ngx_uint_t log_error, level; |
|
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667 ngx_socket_t fd; |
|
0526206251f6
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changeset
|
668 |
| 479 | 669 if (c->fd == -1) { |
|
417
0526206251f6
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diff
changeset
|
670 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "connection already closed"); |
|
0526206251f6
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parents:
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diff
changeset
|
671 return; |
|
0526206251f6
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parents:
346
diff
changeset
|
672 } |
|
0526206251f6
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parents:
346
diff
changeset
|
673 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
674 if (c->read->timer_set) { |
|
0526206251f6
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346
diff
changeset
|
675 ngx_del_timer(c->read); |
|
0526206251f6
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parents:
346
diff
changeset
|
676 } |
| 577 | 677 |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
678 if (c->write->timer_set) { |
|
0526206251f6
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parents:
346
diff
changeset
|
679 ngx_del_timer(c->write); |
|
0526206251f6
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parents:
346
diff
changeset
|
680 } |
| 577 | 681 |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
682 if (ngx_del_conn) { |
|
0526206251f6
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parents:
346
diff
changeset
|
683 ngx_del_conn(c, NGX_CLOSE_EVENT); |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
684 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
685 } else { |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
686 if (c->read->active || c->read->disabled) { |
|
0526206251f6
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parents:
346
diff
changeset
|
687 ngx_del_event(c->read, NGX_READ_EVENT, NGX_CLOSE_EVENT); |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
688 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
689 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
690 if (c->write->active || c->write->disabled) { |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
691 ngx_del_event(c->write, NGX_WRITE_EVENT, NGX_CLOSE_EVENT); |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
692 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
693 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
694 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
695 #if (NGX_THREADS) |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
696 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
697 /* |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
698 * we have to clean the connection information before the closing |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
699 * because another thread may reopen the same file descriptor |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
700 * before we clean the connection |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
701 */ |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
702 |
| 563 | 703 ngx_mutex_lock(ngx_posted_events_mutex); |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
704 |
| 563 | 705 if (c->read->prev) { |
| 706 ngx_delete_posted_event(c->read); | |
| 707 } | |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
708 |
| 563 | 709 if (c->write->prev) { |
| 710 ngx_delete_posted_event(c->write); | |
| 711 } | |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
346
diff
changeset
|
712 |
| 563 | 713 c->read->closed = 1; |
| 714 c->write->closed = 1; | |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
715 |
| 563 | 716 if (c->single_connection) { |
| 717 ngx_unlock(&c->lock); | |
| 718 c->read->locked = 0; | |
| 719 c->write->locked = 0; | |
| 720 } | |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
721 |
| 563 | 722 ngx_mutex_unlock(ngx_posted_events_mutex); |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
723 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
724 #else |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
725 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
726 if (c->read->prev) { |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
727 ngx_delete_posted_event(c->read); |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
728 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
729 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
730 if (c->write->prev) { |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
731 ngx_delete_posted_event(c->write); |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
732 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
733 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
734 c->read->closed = 1; |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
735 c->write->closed = 1; |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
736 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
737 #endif |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
738 |
|
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
739 log_error = c->log_error; |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
740 |
| 543 | 741 ngx_free_connection(c); |
| 742 | |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
743 fd = c->fd; |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
744 c->fd = (ngx_socket_t) -1; |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
745 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
746 if (ngx_close_socket(fd) == -1) { |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
747 |
|
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
748 err = ngx_socket_errno; |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
749 |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
750 if (err == NGX_ECONNRESET || err == NGX_ENOTCONN) { |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
751 |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
752 switch (log_error) { |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
753 |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
754 case NGX_ERROR_INFO: |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
755 level = NGX_LOG_INFO; |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
756 break; |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
757 |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
758 case NGX_ERROR_ERR: |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
759 level = NGX_LOG_ERR; |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
760 break; |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
761 |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
762 default: |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
763 level = NGX_LOG_CRIT; |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
764 } |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
765 |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
766 } else { |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
767 level = NGX_LOG_CRIT; |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
768 } |
|
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
769 |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
770 /* 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
|
771 |
|
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
772 ngx_log_error(level, ngx_cycle->log, err, |
| 1435 | 773 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
|
774 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
775 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
776 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
777 |
| 521 | 778 ngx_int_t |
| 779 ngx_connection_error(ngx_connection_t *c, ngx_err_t err, char *text) | |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
780 { |
|
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
781 ngx_uint_t level; |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
782 |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
783 if (err == NGX_ECONNRESET |
|
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
253
diff
changeset
|
784 && c->log_error == NGX_ERROR_IGNORE_ECONNRESET) |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
785 { |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
786 return 0; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
787 } |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
788 |
| 537 | 789 if (err == 0 |
| 790 || err == NGX_ECONNRESET | |
| 461 | 791 #if !(NGX_WIN32) |
|
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
792 || err == NGX_EPIPE |
|
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
793 #endif |
|
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
794 || err == NGX_ENOTCONN |
| 587 | 795 || err == NGX_ETIMEDOUT |
|
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
796 || err == NGX_ECONNREFUSED |
|
1869
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
797 || err == NGX_ENETDOWN |
|
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
798 || err == NGX_ENETUNREACH |
|
192443881e51
add NGX_ENETDOWN, NGX_ENETUNREACH, and NGX_EHOSTDOWN
Igor Sysoev <igor@sysoev.ru>
parents:
1833
diff
changeset
|
799 || 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
|
800 || 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
|
801 { |
|
256
8e39cab6abd5
nginx-0.0.2-2004-02-10-19:23:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
253
diff
changeset
|
802 switch (c->log_error) { |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
803 |
|
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
256
diff
changeset
|
804 case NGX_ERROR_IGNORE_ECONNRESET: |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
805 case NGX_ERROR_INFO: |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
806 level = NGX_LOG_INFO; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
807 break; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
808 |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
809 case NGX_ERROR_ERR: |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
810 level = NGX_LOG_ERR; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
811 break; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
812 |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
813 default: |
|
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
814 level = NGX_LOG_ALERT; |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
815 } |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
816 |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
817 } else { |
|
1917
1b2e83c4886d
decrease log level of connection errors while closing socket
Igor Sysoev <igor@sysoev.ru>
parents:
1869
diff
changeset
|
818 level = NGX_LOG_ALERT; |
|
253
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
819 } |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
820 |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
821 ngx_log_error(level, c->log, err, text); |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
822 |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
823 return NGX_ERROR; |
|
b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
242
diff
changeset
|
824 } |