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nginx/src/event/ngx_event_posted.c

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nginx-0.0.3-2004-04-05-00:32:09 import
2004-04-05 04:32:09 +08:00
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
2004-09-28 16:34:51 +08:00
/*
nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
2004-09-30 00:00:49 +08:00
* Copyright (C) Igor Sysoev
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
2004-09-28 16:34:51 +08:00
*/
nginx-0.0.3-2004-04-05-00:32:09 import
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#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_event.h>
ngx_thread_volatile ngx_event_t *ngx_posted_events;
nginx-0.0.7-2004-06-27-22:01:57 import
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nginx-0.0.3-2004-04-05-00:32:09 import
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#if (NGX_THREADS)
ngx_mutex_t *ngx_posted_events_mutex;
#endif
void ngx_event_process_posted(ngx_cycle_t *cycle)
{
ngx_event_t *ev;
for ( ;; ) {
ev = (ngx_event_t *) ngx_posted_events;
ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
nginx-0.1.5-RELEASE import *) Bugfix: on Solaris and Linux there may be too many "recvmsg() returned not enough data" alerts. *) Bugfix: there were the "writev() failed (22: Invalid argument)" errors on Solaris in proxy mode without sendfile. On other platforms that do not support sendfile at all the process got caught in an endless loop. *) Bugfix: segmentation fault on Solaris in proxy mode and using sendfile. *) Bugfix: segmentation fault on Solaris. *) Bugfix: on-line upgrade did not work on Linux. *) Bugfix: the ngx_http_autoindex_module module did not escape the spaces, the quotes, and the percent signs in the directory listing. *) Change: the decrease of the copy operations. *) Feature: the userid_p3p directive.
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"posted event %p", ev);
nginx-0.0.3-2004-04-05-00:32:09 import
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if (ev == NULL) {
return;
}
nginx-0.0.7-2004-07-02-19:54:34 import
2004-07-02 23:54:34 +08:00
ngx_delete_posted_event(ev);
nginx-0.1.29-RELEASE import *) Feature: the ngx_http_ssi_module supports "include virtual" command. *) Feature: the ngx_http_ssi_module supports the condition command like 'if expr="$NAME"' and "else" and "endif" commands. Only one nested level is supported. *) Feature: the ngx_http_ssi_module supports the DATE_LOCAL and DATE_GMT variables and "config timefmt" command. *) Feature: the "ssi_ignore_recycled_buffers" directive. *) Bugfix: the "echo" command did not show the default value for the empty QUERY_STRING variable. *) Change: the ngx_http_proxy_module was rewritten. *) Feature: the "proxy_redirect", "proxy_pass_request_headers", "proxy_pass_request_body", and "proxy_method" directives. *) Feature: the "proxy_set_header" directive. The "proxy_x_var" was canceled and must be replaced with the proxy_set_header directive. *) Change: the "proxy_preserve_host" is canceled and must be replaced with the "proxy_set_header Host $host" and the "proxy_redirect off" directives, the "proxy_set_header Host $host:$proxy_port" directive and the appropriate proxy_redirect directives. *) Change: the "proxy_set_x_real_ip" is canceled and must be replaced with the "proxy_set_header X-Real-IP $remote_addr" directive. *) Change: the "proxy_add_x_forwarded_for" is canceled and must be replaced with the "proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for" directive. *) Change: the "proxy_set_x_url" is canceled and must be replaced with the "proxy_set_header X-URL http://$host:$server_port$request_uri" directive. *) Feature: the "fastcgi_param" directive. *) Change: the "fastcgi_root", "fastcgi_set_var" and "fastcgi_params" directive are canceled and must be replaced with the fastcgi_param directives. *) Feature: the "index" directive can use the variables. *) Feature: the "index" directive can be used at http and server levels. *) Change: the last index only in the "index" directive can be absolute. *) Feature: the "rewrite" directive can use the variables. *) Feature: the "internal" directive. *) Feature: the CONTENT_LENGTH, CONTENT_TYPE, REMOTE_PORT, SERVER_ADDR, SERVER_PORT, SERVER_PROTOCOL, DOCUMENT_ROOT, SERVER_NAME, REQUEST_METHOD, REQUEST_URI, and REMOTE_USER variables. *) Change: nginx now passes the invalid lines in a client request headers or a backend response header. *) Bugfix: if the backend did not transfer response for a long time and the "send_timeout" was less than "proxy_read_timeout", then nginx returned the 408 response. *) Bugfix: the segmentation fault was occurred if the backend sent an invalid line in response header; the bug had appeared in 0.1.26. *) Bugfix: the segmentation fault may occurred in FastCGI fault tolerance configuration. *) Bugfix: the "expires" directive did not remove the previous "Expires" and "Cache-Control" headers. *) Bugfix: nginx did not take into account trailing dot in "Host" header line. *) Bugfix: the ngx_http_auth_module did not work under Linux. *) Bugfix: the rewrite directive worked incorrectly, if the arguments were in a request. *) Bugfix: nginx could not be built on MacOS X.
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ev->handler(ev);
nginx-0.0.3-2004-04-05-00:32:09 import
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}
}
nginx-0.1.5-RELEASE import *) Bugfix: on Solaris and Linux there may be too many "recvmsg() returned not enough data" alerts. *) Bugfix: there were the "writev() failed (22: Invalid argument)" errors on Solaris in proxy mode without sendfile. On other platforms that do not support sendfile at all the process got caught in an endless loop. *) Bugfix: segmentation fault on Solaris in proxy mode and using sendfile. *) Bugfix: segmentation fault on Solaris. *) Bugfix: on-line upgrade did not work on Linux. *) Bugfix: the ngx_http_autoindex_module module did not escape the spaces, the quotes, and the percent signs in the directory listing. *) Change: the decrease of the copy operations. *) Feature: the userid_p3p directive.
2004-11-11 22:07:14 +08:00
#if (NGX_THREADS) && !(NGX_WIN32)
nginx-0.0.3-2004-04-05-00:32:09 import
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nginx-0.0.7-2004-07-05-10:55:54 import
2004-07-05 14:55:54 +08:00
void ngx_wakeup_worker_thread(ngx_cycle_t *cycle)
{
nginx-0.0.7-2004-07-05-19:08:23 import
2004-07-05 23:08:23 +08:00
ngx_int_t i;
nginx-0.1.25-RELEASE import *) Bugfix: nginx did run on Linux parisc. *) Feature: nginx now does not start under FreeBSD if the sysctl kern.ipc.somaxconn value is too big. *) Bugfix: if a request was internally redirected by the ngx_http_index_module module to the ngx_http_proxy_module or ngx_http_fastcgi_module modules, then the index file was not closed after request completion. *) Feature: the "proxy_pass" can be used in location with regular expression. *) Feature: the ngx_http_rewrite_filter_module module supports the condition like "if ($HTTP_USER_AGENT ~ MSIE)". *) Bugfix: nginx started too slow if the large number of addresses and text values were used in the "geo" directive. *) Change: a variable name must be declared as "$name" in the "geo" directive. The previous variant without "$" is still supported, but will be removed soon. *) Feature: the "%{VARIABLE}v" logging parameter. *) Feature: the "set $name value" directive. *) Bugfix: gcc 4.0 compatibility. *) Feature: the --with-openssl-opt=OPTIONS autoconfiguration directive.
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#if 0
nginx-0.0.7-2004-07-05-19:08:23 import
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ngx_uint_t busy;
ngx_event_t *ev;
busy = 1;
if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
return;
}
for (ev = (ngx_event_t *) ngx_posted_events; ev; ev = ev->next) {
if (*(ev->lock) == 0) {
busy = 0;
break;
}
}
ngx_mutex_unlock(ngx_posted_events_mutex);
if (busy) {
return;
}
#endif
nginx-0.0.7-2004-07-05-10:55:54 import
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for (i = 0; i < ngx_threads_n; i++) {
if (ngx_threads[i].state == NGX_THREAD_FREE) {
ngx_cond_signal(ngx_threads[i].cv);
return;
}
}
}
nginx-0.0.7-2004-06-27-22:01:57 import
2004-06-28 02:01:57 +08:00
ngx_int_t ngx_event_thread_process_posted(ngx_cycle_t *cycle)
nginx-0.0.3-2004-04-05-00:32:09 import
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{
nginx-0.0.7-2004-07-02-19:54:34 import
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ngx_event_t *ev;
nginx-0.0.3-2004-04-05-00:32:09 import
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nginx-0.0.7-2004-06-27-22:01:57 import
2004-06-28 02:01:57 +08:00
for ( ;; ) {
ev = (ngx_event_t *) ngx_posted_events;
for ( ;; ) {
ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
nginx-0.1.5-RELEASE import *) Bugfix: on Solaris and Linux there may be too many "recvmsg() returned not enough data" alerts. *) Bugfix: there were the "writev() failed (22: Invalid argument)" errors on Solaris in proxy mode without sendfile. On other platforms that do not support sendfile at all the process got caught in an endless loop. *) Bugfix: segmentation fault on Solaris in proxy mode and using sendfile. *) Bugfix: segmentation fault on Solaris. *) Bugfix: on-line upgrade did not work on Linux. *) Bugfix: the ngx_http_autoindex_module module did not escape the spaces, the quotes, and the percent signs in the directory listing. *) Change: the decrease of the copy operations. *) Feature: the userid_p3p directive.
2004-11-11 22:07:14 +08:00
"posted event %p", ev);
nginx-0.0.7-2004-06-27-22:01:57 import
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if (ev == NULL) {
return NGX_OK;
}
nginx-0.0.7-2004-06-28-20:05:02 import
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if (ngx_trylock(ev->lock) == 0) {
nginx-0.0.7-2004-06-27-22:01:57 import
2004-06-28 02:01:57 +08:00
ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
nginx-0.1.5-RELEASE import *) Bugfix: on Solaris and Linux there may be too many "recvmsg() returned not enough data" alerts. *) Bugfix: there were the "writev() failed (22: Invalid argument)" errors on Solaris in proxy mode without sendfile. On other platforms that do not support sendfile at all the process got caught in an endless loop. *) Bugfix: segmentation fault on Solaris in proxy mode and using sendfile. *) Bugfix: segmentation fault on Solaris. *) Bugfix: on-line upgrade did not work on Linux. *) Bugfix: the ngx_http_autoindex_module module did not escape the spaces, the quotes, and the percent signs in the directory listing. *) Change: the decrease of the copy operations. *) Feature: the userid_p3p directive.
2004-11-11 22:07:14 +08:00
"posted event %p is busy", ev);
nginx-0.0.7-2004-06-27-22:01:57 import
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ev = ev->next;
continue;
}
nginx-0.0.3-2004-04-05-00:32:09 import
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nginx-0.0.7-2004-07-07-10:15:04 import
2004-07-07 14:15:04 +08:00
if (ev->lock != ev->own_lock) {
if (*(ev->own_lock)) {
ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
nginx-0.1.5-RELEASE import *) Bugfix: on Solaris and Linux there may be too many "recvmsg() returned not enough data" alerts. *) Bugfix: there were the "writev() failed (22: Invalid argument)" errors on Solaris in proxy mode without sendfile. On other platforms that do not support sendfile at all the process got caught in an endless loop. *) Bugfix: segmentation fault on Solaris in proxy mode and using sendfile. *) Bugfix: segmentation fault on Solaris. *) Bugfix: on-line upgrade did not work on Linux. *) Bugfix: the ngx_http_autoindex_module module did not escape the spaces, the quotes, and the percent signs in the directory listing. *) Change: the decrease of the copy operations. *) Feature: the userid_p3p directive.
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"the own lock of the posted event %p is busy", ev);
nginx-0.0.7-2004-07-07-10:15:04 import
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ngx_unlock(ev->lock);
ev = ev->next;
continue;
}
*(ev->own_lock) = 1;
}
nginx-0.0.7-2004-07-02-19:54:34 import
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ngx_delete_posted_event(ev);
nginx-0.0.7-2004-06-27-22:01:57 import
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nginx-0.0.7-2004-07-02-09:47:00 import
2004-07-02 13:47:00 +08:00
ev->locked = 1;
nginx-0.0.7-2004-06-27-22:01:57 import
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nginx-0.0.7-2004-07-02-19:54:34 import
2004-07-02 23:54:34 +08:00
ev->ready |= ev->posted_ready;
ev->timedout |= ev->posted_timedout;
ev->pending_eof |= ev->posted_eof;
nginx-0.1.9-RELEASE import *) Bugfix: the proxied request was sent without arguments if the request contains "//", "/./", "/../" or "%XX". *) Bugfix: the large compressed responses may be transferred not completely. *) Bugfix: the files bigger than 2G was not transferred on Linux that does not support sendfile64(). *) Bugfix: while the build configuration on Linux the --with-poll_module parameter was required; the bug had appeared in 0.1.8.
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#if (NGX_HAVE_KQUEUE)
nginx-0.0.7-2004-07-02-19:54:34 import
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ev->kq_errno |= ev->posted_errno;
#endif
nginx-0.0.7-2004-07-05-19:08:23 import
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if (ev->posted_available) {
ev->available = ev->posted_available;
}
nginx-0.0.7-2004-07-02-19:54:34 import
2004-07-02 23:54:34 +08:00
ev->posted_ready = 0;
ev->posted_timedout = 0;
ev->posted_eof = 0;
nginx-0.1.9-RELEASE import *) Bugfix: the proxied request was sent without arguments if the request contains "//", "/./", "/../" or "%XX". *) Bugfix: the large compressed responses may be transferred not completely. *) Bugfix: the files bigger than 2G was not transferred on Linux that does not support sendfile64(). *) Bugfix: while the build configuration on Linux the --with-poll_module parameter was required; the bug had appeared in 0.1.8.
2004-11-26 00:17:31 +08:00
#if (NGX_HAVE_KQUEUE)
nginx-0.0.7-2004-07-02-19:54:34 import
2004-07-02 23:54:34 +08:00
ev->posted_errno = 0;
nginx-0.0.7-2004-07-02-09:47:00 import
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#endif
nginx-0.0.7-2004-07-05-19:08:23 import
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ev->posted_available = 0;
nginx-0.0.7-2004-06-27-22:01:57 import
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nginx-0.0.7-2004-07-02-09:47:00 import
2004-07-02 13:47:00 +08:00
ngx_mutex_unlock(ngx_posted_events_mutex);
nginx-0.0.7-2004-06-27-22:01:57 import
2004-06-28 02:01:57 +08:00
nginx-0.1.29-RELEASE import *) Feature: the ngx_http_ssi_module supports "include virtual" command. *) Feature: the ngx_http_ssi_module supports the condition command like 'if expr="$NAME"' and "else" and "endif" commands. Only one nested level is supported. *) Feature: the ngx_http_ssi_module supports the DATE_LOCAL and DATE_GMT variables and "config timefmt" command. *) Feature: the "ssi_ignore_recycled_buffers" directive. *) Bugfix: the "echo" command did not show the default value for the empty QUERY_STRING variable. *) Change: the ngx_http_proxy_module was rewritten. *) Feature: the "proxy_redirect", "proxy_pass_request_headers", "proxy_pass_request_body", and "proxy_method" directives. *) Feature: the "proxy_set_header" directive. The "proxy_x_var" was canceled and must be replaced with the proxy_set_header directive. *) Change: the "proxy_preserve_host" is canceled and must be replaced with the "proxy_set_header Host $host" and the "proxy_redirect off" directives, the "proxy_set_header Host $host:$proxy_port" directive and the appropriate proxy_redirect directives. *) Change: the "proxy_set_x_real_ip" is canceled and must be replaced with the "proxy_set_header X-Real-IP $remote_addr" directive. *) Change: the "proxy_add_x_forwarded_for" is canceled and must be replaced with the "proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for" directive. *) Change: the "proxy_set_x_url" is canceled and must be replaced with the "proxy_set_header X-URL http://$host:$server_port$request_uri" directive. *) Feature: the "fastcgi_param" directive. *) Change: the "fastcgi_root", "fastcgi_set_var" and "fastcgi_params" directive are canceled and must be replaced with the fastcgi_param directives. *) Feature: the "index" directive can use the variables. *) Feature: the "index" directive can be used at http and server levels. *) Change: the last index only in the "index" directive can be absolute. *) Feature: the "rewrite" directive can use the variables. *) Feature: the "internal" directive. *) Feature: the CONTENT_LENGTH, CONTENT_TYPE, REMOTE_PORT, SERVER_ADDR, SERVER_PORT, SERVER_PROTOCOL, DOCUMENT_ROOT, SERVER_NAME, REQUEST_METHOD, REQUEST_URI, and REMOTE_USER variables. *) Change: nginx now passes the invalid lines in a client request headers or a backend response header. *) Bugfix: if the backend did not transfer response for a long time and the "send_timeout" was less than "proxy_read_timeout", then nginx returned the 408 response. *) Bugfix: the segmentation fault was occurred if the backend sent an invalid line in response header; the bug had appeared in 0.1.26. *) Bugfix: the segmentation fault may occurred in FastCGI fault tolerance configuration. *) Bugfix: the "expires" directive did not remove the previous "Expires" and "Cache-Control" headers. *) Bugfix: nginx did not take into account trailing dot in "Host" header line. *) Bugfix: the ngx_http_auth_module did not work under Linux. *) Bugfix: the rewrite directive worked incorrectly, if the arguments were in a request. *) Bugfix: nginx could not be built on MacOS X.
2005-05-12 22:58:06 +08:00
ev->handler(ev);
nginx-0.0.7-2004-06-27-22:01:57 import
2004-06-28 02:01:57 +08:00
if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
return NGX_ERROR;
}
nginx-0.0.7-2004-07-02-09:47:00 import
2004-07-02 13:47:00 +08:00
if (ev->locked) {
ngx_unlock(ev->lock);
nginx-0.0.7-2004-07-07-10:15:04 import
2004-07-07 14:15:04 +08:00
if (ev->lock != ev->own_lock) {
ngx_unlock(ev->own_lock);
}
nginx-0.0.7-2004-07-02-09:47:00 import
2004-07-02 13:47:00 +08:00
}
nginx-0.0.7-2004-07-06-20:12:16 import
2004-07-07 00:12:16 +08:00
ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
nginx-0.1.5-RELEASE import *) Bugfix: on Solaris and Linux there may be too many "recvmsg() returned not enough data" alerts. *) Bugfix: there were the "writev() failed (22: Invalid argument)" errors on Solaris in proxy mode without sendfile. On other platforms that do not support sendfile at all the process got caught in an endless loop. *) Bugfix: segmentation fault on Solaris in proxy mode and using sendfile. *) Bugfix: segmentation fault on Solaris. *) Bugfix: on-line upgrade did not work on Linux. *) Bugfix: the ngx_http_autoindex_module module did not escape the spaces, the quotes, and the percent signs in the directory listing. *) Change: the decrease of the copy operations. *) Feature: the userid_p3p directive.
2004-11-11 22:07:14 +08:00
"posted event %p is done", ev);
nginx-0.0.7-2004-07-06-20:12:16 import
2004-07-07 00:12:16 +08:00
nginx-0.0.7-2004-06-27-22:01:57 import
2004-06-28 02:01:57 +08:00
break;
}
}
nginx-0.0.3-2004-04-05-00:32:09 import
2004-04-05 04:32:09 +08:00
}
nginx-0.0.7-2004-07-05-10:55:54 import
2004-07-05 14:55:54 +08:00
#else
void ngx_wakeup_worker_thread(ngx_cycle_t *cycle)
{
}
nginx-0.0.3-2004-04-05-00:32:09 import
2004-04-05 04:32:09 +08:00
#endif
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