nginx: src/event/modules/ngx_rtsig

annotate src/event/modules/ngx_rtsig_module.c @ 452:23fb87bddda1 release-0.1.1

nginx-0.1.1-RELEASE import *) Feature: the gzip_types directive. *) Feature: the tcp_nodelay directive. *) Feature: the send_lowat directive is working not only on OSes that support kqueue NOTE_LOWAT, but also on OSes that support SO_SNDLOWAT. *) Feature: the setproctitle() emulation for Linux and Solaris. *) Bugfix: the "Location" header rewrite bug fixed while the proxying. *) Bugfix: the ngx_http_chunked_module module may get caught in an endless loop. *) Bugfix: the /dev/poll module bugs fixed. *) Bugfix: the responses were corrupted when the temporary files were used while the proxying. *) Bugfix: the unescaped requests were passed to the backend. *) Bugfix: while the build configuration on Linux 2.4 the --with-poll_module parameter was required.

author	Igor Sysoev <igor@sysoev.ru>
date	Mon, 11 Oct 2004 15:07:03 +0000
parents	42d11f017717
children	295d97d70c69

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
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	4 */
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 #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	8 #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	9 #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	10
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	11
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	12 #if (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	13
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	14 #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	15 #define SIGRTMIN 33
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	16 #define si_fd __spare__[0]
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	17 #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	18 #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	19
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	20 int sigtimedwait(const sigset_t set, siginfo_t info,
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	21 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	22 {
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	23 return -1;
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	24 }
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	25
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	26 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	27
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	28 #endif
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	29
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	30
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	31 typedef struct {
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	32 int signo;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	33 ngx_int_t overflow_events;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	34 ngx_int_t overflow_test;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	35 ngx_int_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	36 } 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	37
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	38
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	39 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	40
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	41 static ngx_int_t ngx_rtsig_init(ngx_cycle_t *cycle);
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	42 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	43 static ngx_int_t ngx_rtsig_add_connection(ngx_connection_t *c);
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	44 static ngx_int_t ngx_rtsig_del_connection(ngx_connection_t *c, u_int flags);
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	45 static ngx_int_t ngx_rtsig_process_events(ngx_cycle_t *cycle);
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	46 static ngx_int_t ngx_rtsig_process_overflow(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	47
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	48 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	49 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	50 static char ngx_check_ngx_overflow_threshold_bounds(ngx_conf_t cf,
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	51 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	52
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	53
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	54 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	55 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	56 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	57
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	58
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	59 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	60
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	61 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	62 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	63 };
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	64
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	65
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	66 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	67
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	68 {ngx_string("rtsig_signo"),
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	69 NGX_EVENT_CONF\|NGX_CONF_TAKE1,
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	70 ngx_conf_set_num_slot,
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	71 0,
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	72 offsetof(ngx_rtsig_conf_t, signo),
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	73 NULL},
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 {ngx_string("rtsig_overflow_events"),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	76 NGX_EVENT_CONF\|NGX_CONF_TAKE1,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	77 ngx_conf_set_num_slot,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	78 0,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	79 offsetof(ngx_rtsig_conf_t, overflow_events),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	80 NULL},
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	81
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	82 {ngx_string("rtsig_overflow_test"),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	83 NGX_EVENT_CONF\|NGX_CONF_TAKE1,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	84 ngx_conf_set_num_slot,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	85 0,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	86 offsetof(ngx_rtsig_conf_t, overflow_test),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	87 NULL},
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	88
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	89 {ngx_string("rtsig_overflow_threshold"),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	90 NGX_EVENT_CONF\|NGX_CONF_TAKE1,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	91 ngx_conf_set_num_slot,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	92 0,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	93 offsetof(ngx_rtsig_conf_t, overflow_threshold),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	94 &ngx_overflow_threshold_bounds},
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	95
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	96 ngx_null_command
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	97 };
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	98
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	99
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	100 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	101 &rtsig_name,
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	102 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	103 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	104
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	105 {
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	106 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	107 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	108 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	109 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	110 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	111 ngx_rtsig_del_connection, /* delete an connection */
380 5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import Igor Sysoev <igor@sysoev.ru> parents: 375 diff changeset	112 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	113 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	114 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	115 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	116 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	117
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	118 };
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	119
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	120 ngx_module_t 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	121 NGX_MODULE,
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	122 &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	123 ngx_rtsig_commands, /* module directives */
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	124 NGX_EVENT_MODULE, /* module type */
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	125 NULL, /* init module */
380 5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import Igor Sysoev <igor@sysoev.ru> parents: 375 diff changeset	126 NULL /* init process */
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	127 };
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	128
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	129
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	130 static ngx_int_t ngx_rtsig_init(ngx_cycle_t *cycle)
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	131 {
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	132 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	133
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	134 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	135
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	136 sigemptyset(&set);
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	137 sigaddset(&set, rtscf->signo);
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	138 sigaddset(&set, 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	139 sigaddset(&set, SIGIO);
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 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	142 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	143 "sigprocmask() failed");
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	144 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	145 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	146
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	147 if (overflow_list) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	148 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	149 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	150
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	151 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	152 cycle->log);
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	153 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	154 return NGX_ERROR;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	155 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	156
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	157 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	158
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	159 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	160
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	161 ngx_event_flags = NGX_USE_RTSIG_EVENT\|NGX_HAVE_GREEDY_EVENT;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	162
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	163 return NGX_OK;
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
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	166
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	167 static void 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	168 {
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	169 ngx_free(overflow_list);
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	170
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	171 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	172 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	173
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	174
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	175 static ngx_int_t 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	176 {
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	177 int signo;
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	178 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	179
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	180 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	181
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	182 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	183 "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	184
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	185 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	186 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	187 "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	188 return NGX_ERROR;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	189 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	190
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	191 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	192 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	193 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	194
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	195 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	196
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	197 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	198
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	199 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	200 "rtsig add connection: fd:%d signo:%d", c->fd, signo);
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	201
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	202 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	203 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	204 "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	205 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	206 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	207
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	208 if (fcntl(c->fd, F_SETSIG, signo) == -1) {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	209 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	210 "fcntl(F_SETSIG) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	211 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	212 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	213
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	214 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	215 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	216 "fcntl(F_SETOWN) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	217 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	218 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	219
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	220 #if (HAVE_ONESIGFD)
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	221 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	222 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	223 "fcntl(F_SETAUXFL) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	224 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	225 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	226 #endif
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	227
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	228 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	229 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	230
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	231 return NGX_OK;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	232 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	233
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	234
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	235 static ngx_int_t ngx_rtsig_del_connection(ngx_connection_t *c, u_int flags)
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	236 {
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	237 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	238 "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	239
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	240 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	241
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	242 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	243 "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	244
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	245 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	246 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	247 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	248 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	249
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	250 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	251 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	252 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	253 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	254 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	255
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	256 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	257 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	258 "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	259 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	260 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 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 = 0;
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 = 0;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	264
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	265 return NGX_OK;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	266 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	267
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	268
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	269 ngx_int_t ngx_rtsig_process_events(ngx_cycle_t *cycle)
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	270 {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	271 int signo;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	272 ngx_int_t instance, i;
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	273 ngx_uint_t expire;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	274 size_t n;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	275 ngx_msec_t timer;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	276 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	277 siginfo_t si;
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	278 ngx_event_t rev, wev;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	279 struct timeval tv;
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	280 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	281 struct sigaction sa;
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	282 ngx_epoch_msec_t delta;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	283 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	284 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	285
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	286 if (overflow) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	287 timer = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	288 expire = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	289
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	290 } else {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	291 for ( ;; ) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	292 timer = ngx_event_find_timer();
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	293
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	294 #if (NGX_THREADS)
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	295
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	296 if (timer == NGX_TIMER_ERROR) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	297 return NGX_ERROR;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	298 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	299
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	300 if (timer == NGX_TIMER_INFINITE \|\| timer > 500) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	301 timer = 500;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	302 break;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	303 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	304
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	305 #endif
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	306
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	307 if (timer != 0) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	308 break;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	309 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	310
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	311 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	312 "rtsig expired timer");
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	313
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	314 ngx_event_expire_timers((ngx_msec_t)
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	315 (ngx_elapsed_msec - ngx_old_elapsed_msec));
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	316
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	317 if (ngx_posted_events && ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	318 ngx_wakeup_worker_thread(cycle);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	319 }
316 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
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	322 expire = 1;
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	323
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	324 if (ngx_accept_mutex) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	325 if (ngx_accept_disabled > 0) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	326 ngx_accept_disabled--;
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	327
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	328 } else {
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	329 ngx_accept_mutex_held = 0;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	330
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	331 if (ngx_trylock_accept_mutex(cycle) == NGX_ERROR) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	332 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	333 }
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	334
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	335 if (ngx_accept_mutex_held == 0
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	336 && (timer == NGX_TIMER_INFINITE
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	337 \|\| timer > ngx_accept_mutex_delay))
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	338 {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	339 timer = ngx_accept_mutex_delay;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	340 expire = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	341 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	342 }
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	343 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	344 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	345
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	346 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	347 tp = NULL;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	348 expire = 0;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	349
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	350 } else {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	351 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	352 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	353 tp = &ts;
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	354 }
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	355
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	356 ngx_old_elapsed_msec = ngx_elapsed_msec;
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	357
305 4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import Igor Sysoev <igor@sysoev.ru> parents: 262 diff changeset	358 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import Igor Sysoev <igor@sysoev.ru> parents: 262 diff changeset	359 "rtsig timer: %d", timer);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	360
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	361 /* 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	362
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	363 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	364
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	365 if (signo == -1) {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	366 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	367
382 449c4885dcd1 nginx-0.0.7-2004-07-07-23:48:31 import Igor Sysoev <igor@sysoev.ru> parents: 381 diff changeset	368 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	369 "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	370
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	371 if (err == NGX_EAGAIN) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	372
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	373 if (timer == NGX_TIMER_INFINITE) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	374 ngx_accept_mutex_unlock();
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	375 ngx_log_error(NGX_LOG_ALERT, cycle->log, err,
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	376 "sigtimedwait() returned EAGAIN without timeout");
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	377 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	378 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	379
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	380 err = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	381 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	382
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	383 } else {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	384 err = 0;
382 449c4885dcd1 nginx-0.0.7-2004-07-07-23:48:31 import Igor Sysoev <igor@sysoev.ru> parents: 381 diff changeset	385 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
449c4885dcd1 nginx-0.0.7-2004-07-07-23:48:31 import Igor Sysoev <igor@sysoev.ru> parents: 381 diff changeset	386 "rtsig signo:%d fd:%d band:%X",
449c4885dcd1 nginx-0.0.7-2004-07-07-23:48:31 import Igor Sysoev <igor@sysoev.ru> parents: 381 diff changeset	387 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	388 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	389
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	390 ngx_gettimeofday(&tv);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	391 ngx_time_update(tv.tv_sec);
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	392
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	393 delta = ngx_elapsed_msec;
389 537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 382 diff changeset	394 ngx_elapsed_msec = (ngx_epoch_msec_t) tv.tv_sec * 1000
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 382 diff changeset	395 + tv.tv_usec / 1000 - ngx_start_msec;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	396
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	397 if (err) {
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	398 ngx_accept_mutex_unlock();
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	399 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	400 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	401 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	402 }
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	403
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	404 if (timer != NGX_TIMER_INFINITE) {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	405 delta = ngx_elapsed_msec - delta;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	406
305 4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import Igor Sysoev <igor@sysoev.ru> parents: 262 diff changeset	407 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	408 "rtsig timer: %d, delta: %d", timer, (int) delta);
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	409 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	410
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	411 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	412
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	413 if (signo == rtscf->signo \|\| signo == 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	414
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	415 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	416 return NGX_OK;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	417 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	418
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	419 /* TODO: old_cycles */
305 4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import Igor Sysoev <igor@sysoev.ru> parents: 262 diff changeset	420
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	421 c = &ngx_cycle->connections[si.si_fd];
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	422
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	423 instance = signo - rtscf->signo;
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	424
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	425 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	426
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	427 if (c->read->instance != instance) {
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	428
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	429 /*
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	430 * 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	431 * 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	432 */
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	433
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	434 ngx_accept_mutex_unlock();
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	435
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	436 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	437 "rtsig: stale event " PTR_FMT, c);
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	438
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	439 return NGX_OK;
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	440 }
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	441
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	442 if (si.si_band & (POLLIN\|POLLHUP\|POLLERR)) {
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	443 if (rev->active) {
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	444
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	445 if (ngx_threaded && !rev->accept) {
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	446 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	447 ngx_accept_mutex_unlock();
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	448 return NGX_ERROR;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	449 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	450
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	451 rev->posted_ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	452 ngx_post_event(rev);
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	453
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	454 ngx_mutex_unlock(ngx_posted_events_mutex);
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	455
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	456 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	457 rev->ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	458
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	459 if (!ngx_threaded && !ngx_accept_mutex_held) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	460 rev->event_handler(rev);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	461
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	462 } else if (rev->accept) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	463 if (ngx_accept_disabled <= 0) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	464 rev->event_handler(rev);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	465 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	466
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	467 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	468 ngx_post_event(rev);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	469 }
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	470 }
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	471 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	472 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	473
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	474 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	475
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	476 if (si.si_band & (POLLOUT\|POLLHUP\|POLLERR)) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	477 if (wev->active) {
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	478
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	479 if (ngx_threaded) {
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	480 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	481 ngx_accept_mutex_unlock();
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	482 return NGX_ERROR;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	483 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	484
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	485 wev->posted_ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	486 ngx_post_event(wev);
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	487
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	488 ngx_mutex_unlock(ngx_posted_events_mutex);
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	489
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	490 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	491 wev->ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	492
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	493 if (!ngx_threaded && !ngx_accept_mutex_held) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	494 wev->event_handler(wev);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	495
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	496 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	497 ngx_post_event(wev);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	498 }
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	499 }
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	500 }
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	501 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	502
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	503 } 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	504 ngx_accept_mutex_unlock();
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	505
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	506 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	507 "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	508
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	509 /* 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	510
247 008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	511 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	512 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	513 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	514
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	515 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	516 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	517 "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	518 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import Igor Sysoev <igor@sysoev.ru> parents: 246 diff changeset	519
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	520 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	521 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	522 "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	523 }
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	524
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	525 overflow = 1;
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	526 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	527 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	528
352 694d7ddc3599 nginx-0.0.4-2004-06-11-10:15:08 import Igor Sysoev <igor@sysoev.ru> parents: 351 diff changeset	529 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	530
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	531 } else if (signo != -1) {
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	532 ngx_accept_mutex_unlock();
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	533
305 4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import Igor Sysoev <igor@sysoev.ru> parents: 262 diff changeset	534 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	535 "sigtimedwait() returned unexpected signal: %d", signo);
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 328 diff changeset	536
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	537 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	538 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	539
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	540 ngx_accept_mutex_unlock();
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	541
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	542 if (expire && delta) {
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	543 ngx_event_expire_timers((ngx_msec_t) delta);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	544 }
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	545
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	546 if (ngx_posted_events) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	547 if (ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	548 ngx_wakeup_worker_thread(cycle);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	549
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	550 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	551 ngx_event_process_posted(cycle);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	552 }
316 a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	553 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	554
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	555 if (signo == -1) {
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	556 return NGX_AGAIN;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	557 } else {
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	558 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	559 }
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	560 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	561
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	562
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	563 /* TODO: old cylces */
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	564
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	565 static ngx_int_t ngx_rtsig_process_overflow(ngx_cycle_t *cycle)
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	566 {
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	567 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	568 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	569 ngx_int_t tested, n, i;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	570 ngx_err_t err;
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	571 ngx_event_t rev, wev;
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	572 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	573 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	574
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	575 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	576
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	577 tested = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	578
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	579 for ( ;; ) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	580
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	581 n = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	582 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	583
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	584 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	585 break;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	586 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	587
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	588 c = &cycle->connections[overflow_current++];
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	589
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	590 if (c->fd == -1) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	591 continue;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	592 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	593
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	594 events = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	595
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	596 if (c->read->active && c->read->event_handler) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	597 events \|= POLLIN;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	598 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	599
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	600 if (c->write->active && c->write->event_handler) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	601 events \|= POLLOUT;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	602 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	603
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	604 if (events == 0) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	605 continue;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	606 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	607
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	608 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	609 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	610 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	611 n++;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	612 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	613
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	614 if (n == 0) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	615 break;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	616 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	617
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	618 for ( ;; ) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	619 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	620
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	621 if (ready == -1) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	622 err = ngx_errno;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	623 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	624 cycle->log, 0,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	625 "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	626
402 f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	627 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	628 continue;
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	629 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	630 }
402 f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	631
f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	632 break;
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	633 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	634
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	635 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	636 continue;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	637 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	638
402 f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	639 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	640 return NGX_ERROR;
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	641 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	642
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	643 for (i = 0; i < n; i++) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	644 c = &cycle->connections[overflow_list[i].fd];
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	645
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	646 rev = c->read;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	647
390 1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	648 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	649 && !rev->closed
390 1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	650 && rev->event_handler
1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	651 && (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	652 & (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	653 {
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	654 tested++;
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	655
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	656 if (ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	657 rev->posted_ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	658 ngx_post_event(rev);
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	659
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	660 } else {
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	661 rev->ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	662 rev->event_handler(rev);
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	663 }
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	664 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	665
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	666 wev = c->write;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	667
390 1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	668 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	669 && !wev->closed
390 1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	670 && wev->event_handler
1471c6fb108a nginx-0.0.7-2004-07-14-00:24:56 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	671 && (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	672 & (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	673 {
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	674 tested++;
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	675
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	676 if (ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	677 wev->posted_ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	678 ngx_post_event(wev);
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	679
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	680 } else {
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	681 wev->ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	682 wev->event_handler(wev);
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	683 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	684 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	685 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	686
402 f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	687 ngx_mutex_unlock(ngx_posted_events_mutex);
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	688
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	689 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	690
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	691 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	692
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	693 /*
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	694 * 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	695 * the new overflow.
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	696 *
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	697 * Learn the /proc/sys/kernel/rtsig-max value because
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	698 * 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	699 */
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	700
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	701 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	702 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	703 len = sizeof(rtsig_max);
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	704 if (sysctl(name, sizeof(name), &rtsig_max, &len, NULL, 0) == -1)
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	705 {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	706 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	707 "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	708 return NGX_ERROR;
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	709 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	710
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	711 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	712 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	713 len = sizeof(rtsig_nr);
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	714 if (sysctl(name, sizeof(name), &rtsig_nr, &len, NULL, 0) == -1)
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	715 {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	716 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	717 "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	718 return NGX_ERROR;
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	719 }
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	720
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	721 /*
402 f209f3391020 nginx-0.0.9-2004-07-28-20:16:50 import Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	722 * 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	723 * is bigger than
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	724 * /proc/sys/kernel/rtsig-max / rtsig_overflow_threshold
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	725 */
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	726
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	727 if (rtsig_max / rtscf->overflow_threshold < rtsig_nr) {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	728 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	729 "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	730 rtsig_nr, rtsig_max);
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	731 while (ngx_rtsig_process_events(cycle) == NGX_OK) {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	732 /* void */
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	733 }
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	734 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	735
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	736 } else {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	737
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	738 /*
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	739 * 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	740 * 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	741 */
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	742
349 a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import Igor Sysoev <igor@sysoev.ru> parents: 348 diff changeset	743 while (ngx_rtsig_process_events(cycle) == NGX_OK) { /* void */ }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	744 }
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	745
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	746 tested = 0;
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	747 }
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	748 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	749
381 02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	750 if (ngx_posted_events) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	751 if (ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	752 ngx_wakeup_worker_thread(cycle);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	753
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	754 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	755 ngx_event_process_posted(cycle);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import Igor Sysoev <igor@sysoev.ru> parents: 380 diff changeset	756 }
348 68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	757 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	758
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	759 ngx_log_error(NGX_LOG_INFO, cycle->log, 0,
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	760 "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	761
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import Igor Sysoev <igor@sysoev.ru> parents: 346 diff changeset	762 overflow = 0;
380 5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import Igor Sysoev <igor@sysoev.ru> parents: 375 diff changeset	763 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	764
261 bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	765 return NGX_OK;
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	766 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	767
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import Igor Sysoev <igor@sysoev.ru> parents: 260 diff changeset	768
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	769 static void 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	770 {
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	771 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	772
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	773 ngx_test_null(rtscf, ngx_palloc(cycle->pool, sizeof(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	774 NGX_CONF_ERROR);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	775
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	776 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	777 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	778 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	779 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	780
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	781 return rtscf;
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	782 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	783
60 50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	784
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	785 static char 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	786 {
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	787 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	788
260 5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	789 /* LinuxThreads use the first 3 RT signals */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import Igor Sysoev <igor@sysoev.ru> parents: 247 diff changeset	790 ngx_conf_init_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	791
351 af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import Igor Sysoev <igor@sysoev.ru> parents: 350 diff changeset	792 ngx_conf_init_value(rtscf->overflow_events, 16);
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	793 ngx_conf_init_value(rtscf->overflow_test, 32);
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 352 diff changeset	794 ngx_conf_init_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	795
246 6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import Igor Sysoev <igor@sysoev.ru> parents: 60 diff changeset	796 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	797 }
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	798
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	799
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	800 static char ngx_check_ngx_overflow_threshold_bounds(ngx_conf_t cf,
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	801 void post, void data)
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	802 {
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	803 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	804 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	805 }
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	806
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	807 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	808 "\"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	809 "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	810
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 390 diff changeset	811 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	812 }

Mercurial > hg > nginx

annotate src/event/modules/ngx_rtsig_module.c @ 452:23fb87bddda1 release-0.1.1