nginx: src/event/modules/ngx_rtsig

annotate src/event/modules/ngx_rtsig_module.c @ 6018:466bd63b63d1

Thread pools implementation.

author	Valentin Bartenev <vbart@nginx.com>
date	Sat, 14 Mar 2015 17:37:07 +0300
parents	3f5f0ab59b35
children	4652f8f26b12

rev	line source
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	1
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	2 /*
444 42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright Igor Sysoev <igor@sysoev.ru> parents: 441 diff changeset	3 * Copyright (C) Igor Sysoev
4412 d620f497c50f Copyright updated. Maxim Konovalov <maxim@nginx.com> parents: 3475 diff changeset	4 * Copyright (C) Nginx, Inc.
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	5 */
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	6
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	7
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	8 #include <ngx_config.h>
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	9 #include <ngx_core.h>
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	10 #include <ngx_event.h>
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	11
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	12
469 2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	13 #if (NGX_TEST_BUILD_RTSIG)
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	14
4759 4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	15 #if (NGX_DARWIN)
4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	16
4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	17 #define SIGRTMIN 33
4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	18 #define si_fd __pad[0]
4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	19
4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	20 #else
4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	21
1939 6e7daf852eec restore building --test-build-rtsig and --test-build-eventport on FreeBSD 6 Igor Sysoev <igor@sysoev.ru> parents: 1870 diff changeset	22 #ifdef SIGRTMIN
6e7daf852eec restore building --test-build-rtsig and --test-build-eventport on FreeBSD 6 Igor Sysoev <igor@sysoev.ru> parents: 1870 diff changeset	23 #define si_fd _reason.__spare__.__spare2__[0]
6e7daf852eec restore building --test-build-rtsig and --test-build-eventport on FreeBSD 6 Igor Sysoev <igor@sysoev.ru> parents: 1870 diff changeset	24 #else
6e7daf852eec restore building --test-build-rtsig and --test-build-eventport on FreeBSD 6 Igor Sysoev <igor@sysoev.ru> parents: 1870 diff changeset	25 #define SIGRTMIN 33
6e7daf852eec restore building --test-build-rtsig and --test-build-eventport on FreeBSD 6 Igor Sysoev <igor@sysoev.ru> parents: 1870 diff changeset	26 #define si_fd __spare__[0]
6e7daf852eec restore building --test-build-rtsig and --test-build-eventport on FreeBSD 6 Igor Sysoev <igor@sysoev.ru> parents: 1870 diff changeset	27 #endif
6e7daf852eec restore building --test-build-rtsig and --test-build-eventport on FreeBSD 6 Igor Sysoev <igor@sysoev.ru> parents: 1870 diff changeset	28
4759 4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	29 #endif
4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	30
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	31 #define F_SETSIG 10
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	32 #define KERN_RTSIGNR 30
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	33 #define KERN_RTSIGMAX 31
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	34
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	35 int sigtimedwait(const sigset_t set, siginfo_t info,
4759 4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	36 const struct timespec *timeout);
4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	37
4c36e15651f7 Fixed compilation with -Wmissing-prototypes. Ruslan Ermilov <ru@nginx.com> parents: 4412 diff changeset	38 int sigtimedwait(const sigset_t set, siginfo_t info,
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	39 const struct timespec *timeout)
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	40 {
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	41 return -1;
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	42 }
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	43
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	44 int ngx_linux_rtsig_max;
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	45
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	46 #endif
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	47
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	48
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	49 typedef struct {
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	50 ngx_uint_t signo;
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	51 ngx_uint_t overflow_events;
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	52 ngx_uint_t overflow_test;
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	53 ngx_uint_t overflow_threshold;
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	54 } ngx_rtsig_conf_t;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	55
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	56
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	57 extern ngx_event_module_t ngx_poll_module_ctx;
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	58
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	59 static ngx_int_t ngx_rtsig_init(ngx_cycle_t *cycle, ngx_msec_t timer);
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	60 static void ngx_rtsig_done(ngx_cycle_t *cycle);
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	61 static ngx_int_t ngx_rtsig_add_connection(ngx_connection_t *c);
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	62 static ngx_int_t ngx_rtsig_del_connection(ngx_connection_t *c,
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	63 ngx_uint_t flags);
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	64 static ngx_int_t ngx_rtsig_process_events(ngx_cycle_t *cycle,
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	65 ngx_msec_t timer, ngx_uint_t flags);
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	66 static ngx_int_t ngx_rtsig_process_overflow(ngx_cycle_t *cycle,
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	67 ngx_msec_t timer, ngx_uint_t flags);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	68
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	69 static void ngx_rtsig_create_conf(ngx_cycle_t cycle);
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	70 static char ngx_rtsig_init_conf(ngx_cycle_t cycle, void *conf);
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	71 static char ngx_check_ngx_overflow_threshold_bounds(ngx_conf_t cf,
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	72 void post, void data);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	73
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	74
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	75 static sigset_t set;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	76 static ngx_uint_t overflow, overflow_current;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	77 static struct pollfd *overflow_list;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	78
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	79
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	80 static ngx_str_t rtsig_name = ngx_string("rtsig");
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	81
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	82 static ngx_conf_num_bounds_t ngx_overflow_threshold_bounds = {
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	83 ngx_check_ngx_overflow_threshold_bounds, 2, 10
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	84 };
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	85
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	86
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	87 static ngx_command_t ngx_rtsig_commands[] = {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	88
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	89 { ngx_string("rtsig_signo"),
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	90 NGX_EVENT_CONF\|NGX_CONF_TAKE1,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	91 ngx_conf_set_num_slot,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	92 0,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	93 offsetof(ngx_rtsig_conf_t, signo),
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	94 NULL },
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	95
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	96 { ngx_string("rtsig_overflow_events"),
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	97 NGX_EVENT_CONF\|NGX_CONF_TAKE1,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	98 ngx_conf_set_num_slot,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	99 0,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	100 offsetof(ngx_rtsig_conf_t, overflow_events),
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	101 NULL },
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	102
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	103 { ngx_string("rtsig_overflow_test"),
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	104 NGX_EVENT_CONF\|NGX_CONF_TAKE1,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	105 ngx_conf_set_num_slot,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	106 0,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	107 offsetof(ngx_rtsig_conf_t, overflow_test),
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	108 NULL },
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	109
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	110 { ngx_string("rtsig_overflow_threshold"),
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	111 NGX_EVENT_CONF\|NGX_CONF_TAKE1,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	112 ngx_conf_set_num_slot,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	113 0,
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	114 offsetof(ngx_rtsig_conf_t, overflow_threshold),
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	115 &ngx_overflow_threshold_bounds },
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	116
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	117 ngx_null_command
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	118 };
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	119
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	120
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	121 ngx_event_module_t ngx_rtsig_module_ctx = {
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	122 &rtsig_name,
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	123 ngx_rtsig_create_conf, /* create configuration */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	124 ngx_rtsig_init_conf, /* init configuration */
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	125
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	126 {
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	127 NULL, /* add an event */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	128 NULL, /* delete an event */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	129 NULL, /* enable an event */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	130 NULL, /* disable an event */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	131 ngx_rtsig_add_connection, /* add an connection */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	132 ngx_rtsig_del_connection, /* delete an connection */
6018 466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: 5821 diff changeset	133 NULL, /* trigger a notify */
380 5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import Igor Sysoev <igor@sysoev.ru> parents: 375 diff changeset	134 NULL, /* process the changes */
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	135 ngx_rtsig_process_events, /* process the events */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	136 ngx_rtsig_init, /* init the events */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	137 ngx_rtsig_done, /* done the events */
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	138 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	139
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	140 };
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	141
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	142 ngx_module_t ngx_rtsig_module = {
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	143 NGX_MODULE_V1,
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	144 &ngx_rtsig_module_ctx, /* module context */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	145 ngx_rtsig_commands, /* module directives */
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	146 NGX_EVENT_MODULE, /* module type */
541 b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 527 diff changeset	147 NULL, /* init master */
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	148 NULL, /* init module */
541 b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 527 diff changeset	149 NULL, /* init process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 527 diff changeset	150 NULL, /* init thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 527 diff changeset	151 NULL, /* exit thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 527 diff changeset	152 NULL, /* exit process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 527 diff changeset	153 NULL, /* exit master */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 527 diff changeset	154 NGX_MODULE_V1_PADDING
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	155 };
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	156
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	157
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	158 static ngx_int_t
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	159 ngx_rtsig_init(ngx_cycle_t *cycle, ngx_msec_t timer)
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	160 {
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	161 ngx_rtsig_conf_t *rtscf;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	162
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	163 rtscf = ngx_event_get_conf(cycle->conf_ctx, ngx_rtsig_module);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	164
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	165 sigemptyset(&set);
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	166 sigaddset(&set, (int) rtscf->signo);
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	167 sigaddset(&set, (int) rtscf->signo + 1);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	168 sigaddset(&set, SIGIO);
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	169 sigaddset(&set, SIGALRM);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	170
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	171 if (sigprocmask(SIG_BLOCK, &set, NULL) == -1) {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	172 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	173 "sigprocmask() failed");
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	174 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	175 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	176
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	177 if (overflow_list) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	178 ngx_free(overflow_list);
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	179 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	180
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	181 overflow_list = ngx_alloc(sizeof(struct pollfd) * rtscf->overflow_events,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	182 cycle->log);
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	183 if (overflow_list == NULL) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	184 return NGX_ERROR;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	185 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	186
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	187 ngx_io = ngx_os_io;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	188
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	189 ngx_event_actions = ngx_rtsig_module_ctx.actions;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	190
543 511a89da35ad nginx-0.2.0-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 541 diff changeset	191 ngx_event_flags = NGX_USE_RTSIG_EVENT
511a89da35ad nginx-0.2.0-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 541 diff changeset	192 \|NGX_USE_GREEDY_EVENT
511a89da35ad nginx-0.2.0-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 541 diff changeset	193 \|NGX_USE_FD_EVENT;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	194
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	195 return NGX_OK;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	196 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	197
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	198
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	199 static void
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	200 ngx_rtsig_done(ngx_cycle_t *cycle)
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	201 {
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	202 ngx_free(overflow_list);
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	203
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	204 overflow_list = NULL;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	205 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	206
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	207
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	208 static ngx_int_t
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	209 ngx_rtsig_add_connection(ngx_connection_t *c)
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	210 {
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	211 ngx_uint_t signo;
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	212 ngx_rtsig_conf_t *rtscf;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	213
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	214 if (c->read->accept && c->read->disabled) {
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	215
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	216 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	217 "rtsig enable connection: fd:%d", c->fd);
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	218
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	219 if (fcntl(c->fd, F_SETOWN, ngx_pid) == -1) {
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	220 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	221 "fcntl(F_SETOWN) failed");
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	222 return NGX_ERROR;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	223 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	224
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	225 c->read->active = 1;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	226 c->read->disabled = 0;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	227 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	228
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	229 rtscf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_rtsig_module);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	230
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	231 signo = rtscf->signo + c->read->instance;
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	232
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	233 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	234 "rtsig add connection: fd:%d signo:%ui", c->fd, signo);
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	235
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	236 if (fcntl(c->fd, F_SETFL, O_RDWR\|O_NONBLOCK\|O_ASYNC) == -1) {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	237 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	238 "fcntl(O_RDWR\|O_NONBLOCK\|O_ASYNC) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	239 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	240 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	241
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	242 if (fcntl(c->fd, F_SETSIG, (int) signo) == -1) {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	243 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	244 "fcntl(F_SETSIG) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	245 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	246 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	247
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	248 if (fcntl(c->fd, F_SETOWN, ngx_pid) == -1) {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	249 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	250 "fcntl(F_SETOWN) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	251 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	252 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	253
469 2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	254 #if (NGX_HAVE_ONESIGFD)
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	255 if (fcntl(c->fd, F_SETAUXFL, O_ONESIGFD) == -1) {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	256 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	257 "fcntl(F_SETAUXFL) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	258 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	259 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	260 #endif
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	261
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	262 c->read->active = 1;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	263 c->write->active = 1;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	264
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	265 return NGX_OK;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	266 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	267
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	268
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	269 static ngx_int_t
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	270 ngx_rtsig_del_connection(ngx_connection_t *c, ngx_uint_t flags)
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	271 {
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	272 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	273 "rtsig del connection: fd:%d", c->fd);
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	274
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	275 if ((flags & NGX_DISABLE_EVENT) && c->read->accept) {
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	276
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	277 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	278 "rtsig disable connection: fd:%d", c->fd);
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	279
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	280 c->read->active = 0;
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	281 c->read->disabled = 1;
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	282 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	283 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	284
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	285 if (flags & NGX_CLOSE_EVENT) {
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	286 c->read->active = 0;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	287 c->write->active = 0;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	288 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	289 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	290
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	291 if (fcntl(c->fd, F_SETFL, O_RDWR\|O_NONBLOCK) == -1) {
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	292 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	293 "fcntl(O_RDWR\|O_NONBLOCK) failed");
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	294 return NGX_ERROR;
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	295 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	296
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	297 c->read->active = 0;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	298 c->write->active = 0;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	299
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	300 return NGX_OK;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	301 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	302
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	303
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	304 static ngx_int_t
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	305 ngx_rtsig_process_events(ngx_cycle_t *cycle, ngx_msec_t timer, ngx_uint_t flags)
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	306 {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	307 int signo;
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 499 diff changeset	308 ngx_int_t instance;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	309 ngx_err_t err;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	310 siginfo_t si;
5821 3f5f0ab59b35 Events: processing of posted events changed from LIFO to FIFO. Valentin Bartenev <vbart@nginx.com> parents: 5820 diff changeset	311 ngx_event_t rev, wev;
3f5f0ab59b35 Events: processing of posted events changed from LIFO to FIFO. Valentin Bartenev <vbart@nginx.com> parents: 5820 diff changeset	312 ngx_queue_t *queue;
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	313 struct timespec ts, *tp;
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	314 struct sigaction sa;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	315 ngx_connection_t *c;
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	316 ngx_rtsig_conf_t *rtscf;
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	317
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	318 if (timer == NGX_TIMER_INFINITE) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	319 tp = NULL;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	320
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	321 } else {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	322 ts.tv_sec = timer / 1000;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	323 ts.tv_nsec = (timer % 1000) * 1000000;
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	324 tp = &ts;
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	325 }
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	326
305 4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import Igor Sysoev <igor@sysoev.ru> parents: 262 diff changeset	327 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
557 ecd9c160f25b nginx-0.3.0-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 551 diff changeset	328 "rtsig timer: %M", timer);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	329
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	330 /* Linux's sigwaitinfo() is sigtimedwait() with the NULL timeout pointer */
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	331
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	332 signo = sigtimedwait(&set, &si, tp);
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	333
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	334 if (signo == -1) {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	335 err = ngx_errno;
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	336
382 449c4885dcd1 nginx-0.0.7-2004-07-07-23:48:31 import Igor Sysoev <igor@sysoev.ru> parents: 381 diff changeset	337 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, err,
449c4885dcd1 nginx-0.0.7-2004-07-07-23:48:31 import Igor Sysoev <igor@sysoev.ru> parents: 381 diff changeset	338 "rtsig signo:%d", signo);
449c4885dcd1 nginx-0.0.7-2004-07-07-23:48:31 import Igor Sysoev <igor@sysoev.ru> parents: 381 diff changeset	339
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	340 if (flags & NGX_UPDATE_TIME) {
3475 ab353d7dc182 ) introduce ngx_time_sigsafe_update() to update the error log time only Igor Sysoev <igor@sysoev.ru>* parents: 3474 diff changeset	341 ngx_time_update();
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	342 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	343
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	344 if (err == NGX_EAGAIN) {
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	345
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	346 /* timeout */
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	347
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	348 if (timer != NGX_TIMER_INFINITE) {
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	349 return NGX_AGAIN;
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	350 }
577 4d9ea73a627a nginx-0.3.10-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 573 diff changeset	351
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	352 ngx_log_error(NGX_LOG_ALERT, cycle->log, err,
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	353 "sigtimedwait() returned EAGAIN without timeout");
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	354 return NGX_ERROR;
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	355 }
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	356
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	357 ngx_log_error((err == NGX_EINTR) ? NGX_LOG_INFO : NGX_LOG_ALERT,
305 4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import Igor Sysoev <igor@sysoev.ru> parents: 262 diff changeset	358 cycle->log, err, "sigtimedwait() failed");
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	359 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	360 }
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	361
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	362 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	363 "rtsig signo:%d fd:%d band:%04Xd",
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	364 signo, si.si_fd, si.si_band);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	365
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	366 if (flags & NGX_UPDATE_TIME) {
3475 ab353d7dc182 ) introduce ngx_time_sigsafe_update() to update the error log time only Igor Sysoev <igor@sysoev.ru>* parents: 3474 diff changeset	367 ngx_time_update();
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	368 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	369
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	370 rtscf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_rtsig_module);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	371
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	372 if (signo == (int) rtscf->signo \|\| signo == (int) rtscf->signo + 1) {
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	373
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	374 if (overflow && (ngx_uint_t) si.si_fd > overflow_current) {
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	375 return NGX_OK;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	376 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	377
551 483cca230603 nginx-0.2.4-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 543 diff changeset	378 c = ngx_cycle->files[si.si_fd];
483cca230603 nginx-0.2.4-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 543 diff changeset	379
483cca230603 nginx-0.2.4-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 543 diff changeset	380 if (c == NULL) {
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	381
551 483cca230603 nginx-0.2.4-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 543 diff changeset	382 /* the stale event */
305 4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import Igor Sysoev <igor@sysoev.ru> parents: 262 diff changeset	383
551 483cca230603 nginx-0.2.4-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 543 diff changeset	384 return NGX_OK;
483cca230603 nginx-0.2.4-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 543 diff changeset	385 }
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	386
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	387 instance = signo - (int) rtscf->signo;
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	388
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	389 rev = c->read;
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	390
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	391 if (rev->instance != instance) {
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	392
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	393 /*
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	394 * the stale event from a file descriptor
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	395 * that was just closed in this iteration
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	396 */
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	397
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	398 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	399 "rtsig: stale event %p", c);
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	400
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	401 return NGX_OK;
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	402 }
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	403
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	404 if ((si.si_band & (POLLIN\|POLLHUP\|POLLERR)) && rev->active) {
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	405
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	406 rev->ready = 1;
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	407
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	408 if (flags & NGX_POST_EVENTS) {
5820 3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	409 queue = rev->accept ? &ngx_posted_accept_events
3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	410 : &ngx_posted_events;
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	411
5820 3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	412 ngx_post_event(rev, queue);
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	413
577 4d9ea73a627a nginx-0.3.10-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 573 diff changeset	414 } else {
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	415 rev->handler(rev);
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	416 }
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	417 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	418
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	419 wev = c->write;
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	420
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	421 if ((si.si_band & (POLLOUT\|POLLHUP\|POLLERR)) && wev->active) {
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	422
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	423 wev->ready = 1;
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	424
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	425 if (flags & NGX_POST_EVENTS) {
5820 3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	426 ngx_post_event(wev, &ngx_posted_events);
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	427
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	428 } else {
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	429 wev->handler(wev);
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 567 diff changeset	430 }
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	431 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	432
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	433 return NGX_OK;
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	434
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	435 } else if (signo == SIGALRM) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	436
3475 ab353d7dc182 ) introduce ngx_time_sigsafe_update() to update the error log time only Igor Sysoev <igor@sysoev.ru>* parents: 3474 diff changeset	437 ngx_time_update();
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	438
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	439 return NGX_OK;
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	440
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	441 } else if (signo == SIGIO) {
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	442
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	443 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	444 "rt signal queue overflowed");
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	445
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	446 /* flush the RT signal queue */
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	447
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	448 ngx_memzero(&sa, sizeof(struct sigaction));
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	449 sa.sa_handler = SIG_DFL;
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	450 sigemptyset(&sa.sa_mask);
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	451
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	452 if (sigaction(rtscf->signo, &sa, NULL) == -1) {
305 4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import Igor Sysoev <igor@sysoev.ru> parents: 262 diff changeset	453 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	454 "sigaction(%d, SIG_DFL) failed", rtscf->signo);
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	455 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	456
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	457 if (sigaction(rtscf->signo + 1, &sa, NULL) == -1) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	458 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	459 "sigaction(%d, SIG_DFL) failed", rtscf->signo + 1);
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	460 }
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	461
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	462 overflow = 1;
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	463 overflow_current = 0;
380 5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import Igor Sysoev <igor@sysoev.ru> parents: 375 diff changeset	464 ngx_event_actions.process_events = ngx_rtsig_process_overflow;
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	465
352 694d7ddc3599 nginx-0.0.4-2004-06-11-10:15:08 import Igor Sysoev <igor@sysoev.ru> parents: 351 diff changeset	466 return NGX_ERROR;
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	467
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	468 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	469
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	470 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	471 "sigtimedwait() returned unexpected signal: %d", signo);
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	472
567 1af2fcb3be8a nginx-0.3.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 563 diff changeset	473 return NGX_ERROR;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	474 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	475
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	476
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	477 static ngx_int_t
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	478 ngx_rtsig_process_overflow(ngx_cycle_t *cycle, ngx_msec_t timer,
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	479 ngx_uint_t flags)
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	480 {
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	481 int name[2], rtsig_max, rtsig_nr, events, ready;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	482 size_t len;
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	483 ngx_err_t err;
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	484 ngx_uint_t tested, n, i;
5821 3f5f0ab59b35 Events: processing of posted events changed from LIFO to FIFO. Valentin Bartenev <vbart@nginx.com> parents: 5820 diff changeset	485 ngx_event_t rev, wev;
3f5f0ab59b35 Events: processing of posted events changed from LIFO to FIFO. Valentin Bartenev <vbart@nginx.com> parents: 5820 diff changeset	486 ngx_queue_t *queue;
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	487 ngx_connection_t *c;
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	488 ngx_rtsig_conf_t *rtscf;
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	489
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	490 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	491 "rtsig process overflow");
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	492
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	493 rtscf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_rtsig_module);
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	494
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	495 tested = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	496
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	497 for ( ;; ) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	498
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	499 n = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	500 while (n < rtscf->overflow_events) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	501
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	502 if (overflow_current == cycle->connection_n) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	503 break;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	504 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	505
543 511a89da35ad nginx-0.2.0-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 541 diff changeset	506 c = cycle->files[overflow_current++];
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	507
559 c1f965ef9718 nginx-0.3.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 557 diff changeset	508 if (c == NULL \|\| c->fd == -1) {
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	509 continue;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	510 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	511
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	512 events = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	513
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	514 if (c->read->active && c->read->handler) {
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	515 events \|= POLLIN;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	516 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	517
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	518 if (c->write->active && c->write->handler) {
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	519 events \|= POLLOUT;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	520 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	521
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	522 if (events == 0) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	523 continue;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	524 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	525
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	526 overflow_list[n].fd = c->fd;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	527 overflow_list[n].events = events;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	528 overflow_list[n].revents = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	529 n++;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	530 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	531
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	532 if (n == 0) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	533 break;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	534 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	535
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	536 for ( ;; ) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	537 ready = poll(overflow_list, n, 0);
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	538
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	539 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	540 "rtsig overflow poll:%d", ready);
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	541
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	542 if (ready == -1) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	543 err = ngx_errno;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	544 ngx_log_error((err == NGX_EINTR) ? NGX_LOG_INFO : NGX_LOG_ALERT,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	545 cycle->log, 0,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	546 "poll() failed while the overflow recover");
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	547
402 f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	548 if (err == NGX_EINTR) {
f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	549 continue;
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	550 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	551 }
402 f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	552
f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	553 break;
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	554 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	555
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	556 if (ready <= 0) {
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	557 continue;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	558 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	559
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	560 for (i = 0; i < n; i++) {
543 511a89da35ad nginx-0.2.0-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 541 diff changeset	561 c = cycle->files[overflow_list[i].fd];
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	562
559 c1f965ef9718 nginx-0.3.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 557 diff changeset	563 if (c == NULL) {
c1f965ef9718 nginx-0.3.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 557 diff changeset	564 continue;
c1f965ef9718 nginx-0.3.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 557 diff changeset	565 }
c1f965ef9718 nginx-0.3.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 557 diff changeset	566
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	567 rev = c->read;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	568
390 1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	569 if (rev->active
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	570 && !rev->closed
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	571 && rev->handler
390 1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	572 && (overflow_list[i].revents
1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	573 & (POLLIN\|POLLERR\|POLLHUP\|POLLNVAL)))
1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	574 {
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	575 tested++;
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	576
5820 3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	577 rev->ready = 1;
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	578
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	579 if (flags & NGX_POST_EVENTS) {
5820 3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	580 queue = rev->accept ? &ngx_posted_accept_events
3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	581 : &ngx_posted_events;
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	582
5820 3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	583 ngx_post_event(rev, queue);
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	584
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	585 } else {
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	586 rev->handler(rev);
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	587 }
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	588 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	589
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	590 wev = c->write;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	591
390 1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	592 if (wev->active
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	593 && !wev->closed
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	594 && wev->handler
390 1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	595 && (overflow_list[i].revents
1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	596 & (POLLOUT\|POLLERR\|POLLHUP\|POLLNVAL)))
1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	597 {
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	598 tested++;
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	599
5820 3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	600 wev->ready = 1;
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	601
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	602 if (flags & NGX_POST_EVENTS) {
5820 3377f9459e99 Events: removed broken thread support from posted events. Valentin Bartenev <vbart@nginx.com> parents: 4759 diff changeset	603 ngx_post_event(wev, &ngx_posted_events);
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	604
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	605 } else {
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	606 wev->handler(wev);
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	607 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	608 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	609 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	610
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	611 if (tested >= rtscf->overflow_test) {
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	612
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	613 if (ngx_linux_rtsig_max) {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	614
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	615 /*
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	616 * Check the current rt queue length to prevent
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	617 * the new overflow.
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	618 *
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	619 * learn the "/proc/sys/kernel/rtsig-max" value because
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	620 * it can be changed since the last checking
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	621 */
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	622
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	623 name[0] = CTL_KERN;
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	624 name[1] = KERN_RTSIGMAX;
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	625 len = sizeof(rtsig_max);
493 975f62e77f02 nginx-0.1.21-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	626
975f62e77f02 nginx-0.1.21-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	627 if (sysctl(name, 2, &rtsig_max, &len, NULL, 0) == -1) {
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	628 ngx_log_error(NGX_LOG_ALERT, cycle->log, errno,
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	629 "sysctl(KERN_RTSIGMAX) failed");
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	630 return NGX_ERROR;
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	631 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	632
493 975f62e77f02 nginx-0.1.21-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	633 /* name[0] = CTL_KERN; */
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	634 name[1] = KERN_RTSIGNR;
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	635 len = sizeof(rtsig_nr);
493 975f62e77f02 nginx-0.1.21-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	636
975f62e77f02 nginx-0.1.21-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	637 if (sysctl(name, 2, &rtsig_nr, &len, NULL, 0) == -1) {
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	638 ngx_log_error(NGX_LOG_ALERT, cycle->log, errno,
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	639 "sysctl(KERN_RTSIGNR) failed");
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	640 return NGX_ERROR;
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	641 }
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	642
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	643 /*
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	644 * drain the rt signal queue if the /"proc/sys/kernel/rtsig-nr"
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	645 * is bigger than
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	646 * "/proc/sys/kernel/rtsig-max" / "rtsig_overflow_threshold"
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	647 */
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	648
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	649 if (rtsig_max / (int) rtscf->overflow_threshold < rtsig_nr) {
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	650 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	651 "rtsig queue state: %d/%d",
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	652 rtsig_nr, rtsig_max);
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	653 while (ngx_rtsig_process_events(cycle, 0, flags) == NGX_OK)
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	654 {
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	655 /* void */
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	656 }
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	657 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	658
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	659 } else {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	660
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	661 /*
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	662 * Linux has not KERN_RTSIGMAX since 2.6.6-mm2
402 f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	663 * so drain the rt signal queue unconditionally
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	664 */
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	665
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	666 while (ngx_rtsig_process_events(cycle, 0, flags) == NGX_OK) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	667 /* void */
9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	668 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	669 }
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	670
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	671 tested = 0;
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	672 }
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	673 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	674
563 9c2f3ed7a247 nginx-0.3.3-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 559 diff changeset	675 if (flags & NGX_UPDATE_TIME) {
3475 ab353d7dc182 ) introduce ngx_time_sigsafe_update() to update the error log time only Igor Sysoev <igor@sysoev.ru>* parents: 3474 diff changeset	676 ngx_time_update();
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	677 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	678
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 509 diff changeset	679 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	680 "rt signal queue overflow recovered");
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	681
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	682 overflow = 0;
380 5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import Igor Sysoev <igor@sysoev.ru> parents: 375 diff changeset	683 ngx_event_actions.process_events = ngx_rtsig_process_events;
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	684
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	685 return NGX_OK;
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	686 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	687
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	688
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	689 static void *
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	690 ngx_rtsig_create_conf(ngx_cycle_t *cycle)
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	691 {
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	692 ngx_rtsig_conf_t *rtscf;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	693
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 499 diff changeset	694 rtscf = ngx_palloc(cycle->pool, sizeof(ngx_rtsig_conf_t));
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 499 diff changeset	695 if (rtscf == NULL) {
2912 c7d57b539248 return NULL instead of NGX_CONF_ERROR on a create conf failure Igor Sysoev <igor@sysoev.ru> parents: 1939 diff changeset	696 return NULL;
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 499 diff changeset	697 }
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	698
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	699 rtscf->signo = NGX_CONF_UNSET;
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	700 rtscf->overflow_events = NGX_CONF_UNSET;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	701 rtscf->overflow_test = NGX_CONF_UNSET;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	702 rtscf->overflow_threshold = NGX_CONF_UNSET;
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	703
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	704 return rtscf;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	705 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	706
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	707
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	708 static char *
64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	709 ngx_rtsig_init_conf(ngx_cycle_t cycle, void conf)
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	710 {
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	711 ngx_rtsig_conf_t *rtscf = conf;
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	712
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	713 /* LinuxThreads use the first 3 RT signals */
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	714 ngx_conf_init_uint_value(rtscf->signo, SIGRTMIN + 10);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	715
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	716 ngx_conf_init_uint_value(rtscf->overflow_events, 16);
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	717 ngx_conf_init_uint_value(rtscf->overflow_test, 32);
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	718 ngx_conf_init_uint_value(rtscf->overflow_threshold, 10);
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	719
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	720 return NGX_CONF_OK;
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	721 }
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	722
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	723
499 64d9afb209da nginx-0.1.24-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 493 diff changeset	724 static char *
1354 f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	725 ngx_check_ngx_overflow_threshold_bounds(ngx_conf_t cf, void post, void *data)
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	726 {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	727 if (ngx_linux_rtsig_max) {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	728 return ngx_conf_check_num_bounds(cf, post, data);
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	729 }
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	730
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	731 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	732 "\"rtsig_overflow_threshold\" is not supported "
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	733 "since Linux 2.6.6-mm2, ignored");
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	734
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	735 return NGX_CONF_OK;
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	736 }

Mercurial > hg > nginx

annotate src/event/modules/ngx_rtsig_module.c @ 6018:466bd63b63d1