Mercurial > hg > nginx

annotate src/event/modules/ngx_rtsig_module.c @ 381:02a511569afb

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.7-2004-07-07-19:01:00 import
author Igor Sysoev <igor@sysoev.ru>
date Wed, 07 Jul 2004 15:01:00 +0000
parents 5ce6561246a5
children 449c4885dcd1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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1
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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2 /*
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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3 * Copyright (C) 2002-2004 Igor Sysoev, http://sysoev.ru/en/
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4 */
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5
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6
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
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7 #include <ngx_config.h>
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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8 #include <ngx_core.h>
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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9 #include <ngx_event.h>
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10
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11
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5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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12 #if (TEST_BUILD_RTSIG)
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13
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68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
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14 #define F_SETSIG 10
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
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15 #define SIGRTMIN 33
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
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16 #define si_fd __spare__[0]
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
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17 #define KERN_RTSIGNR 30
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
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18 #define KERN_RTSIGMAX 31
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19
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5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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20 int sigtimedwait(const sigset_t *set, siginfo_t *info,
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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21 const struct timespec *timeout)
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22 {
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23 return -1;
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24 }
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008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
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25
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26 #endif
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27
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6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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29 typedef struct {
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af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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30 int signo;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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31 ngx_int_t overflow_events;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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32 ngx_int_t overflow_test;
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33 ngx_int_t overflow_threshold;
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34 } ngx_rtsig_conf_t;
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35
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36
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37 extern ngx_event_module_t ngx_poll_module_ctx;
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
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38
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39 static ngx_int_t ngx_rtsig_init(ngx_cycle_t *cycle);
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40 static void ngx_rtsig_done(ngx_cycle_t *cycle);
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41 static ngx_int_t ngx_rtsig_add_connection(ngx_connection_t *c);
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
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42 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
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43 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>
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44 static ngx_int_t ngx_rtsig_process_overflow(ngx_cycle_t *cycle);
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45
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46 static void *ngx_rtsig_create_conf(ngx_cycle_t *cycle);
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47 static char *ngx_rtsig_init_conf(ngx_cycle_t *cycle, void *conf);
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48
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49
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af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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50 static sigset_t set;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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51 static ngx_uint_t overflow, overflow_current;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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52 static struct pollfd *overflow_list;
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53
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54
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55 static ngx_str_t rtsig_name = ngx_string("rtsig");
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56
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af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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57 static ngx_conf_num_bounds_t ngx_overflow_threshold_bounds = {
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58 ngx_conf_check_num_bounds, 2, 10
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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59 };
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60
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61
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62 static ngx_command_t ngx_rtsig_commands[] = {
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63
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64 {ngx_string("rtsig_signo"),
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65 NGX_EVENT_CONF|NGX_CONF_TAKE1,
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66 ngx_conf_set_num_slot,
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67 0,
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68 offsetof(ngx_rtsig_conf_t, signo),
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69 NULL},
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70
351
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71 {ngx_string("rtsig_overflow_events"),
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72 NGX_EVENT_CONF|NGX_CONF_TAKE1,
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73 ngx_conf_set_num_slot,
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74 0,
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75 offsetof(ngx_rtsig_conf_t, overflow_events),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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76 NULL},
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77
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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78 {ngx_string("rtsig_overflow_test"),
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79 NGX_EVENT_CONF|NGX_CONF_TAKE1,
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80 ngx_conf_set_num_slot,
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81 0,
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82 offsetof(ngx_rtsig_conf_t, overflow_test),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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83 NULL},
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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84
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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85 {ngx_string("rtsig_overflow_threshold"),
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86 NGX_EVENT_CONF|NGX_CONF_TAKE1,
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87 ngx_conf_set_num_slot,
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88 0,
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89 offsetof(ngx_rtsig_conf_t, overflow_threshold),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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90 &ngx_overflow_threshold_bounds},
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91
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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92 ngx_null_command
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93 };
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
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94
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
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95
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96 ngx_event_module_t ngx_rtsig_module_ctx = {
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97 &rtsig_name,
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98 ngx_rtsig_create_conf, /* create configuration */
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99 ngx_rtsig_init_conf, /* init configuration */
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100
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101 {
260
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102 NULL, /* add an event */
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103 NULL, /* delete an event */
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104 NULL, /* enable an event */
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105 NULL, /* disable an event */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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106 ngx_rtsig_add_connection, /* add an connection */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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107 ngx_rtsig_del_connection, /* delete an connection */
380
5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import
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108 NULL, /* process the changes */
260
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109 ngx_rtsig_process_events, /* process the events */
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110 ngx_rtsig_init, /* init the events */
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111 ngx_rtsig_done, /* done the events */
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112 }
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113
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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diff changeset
114 };
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
115
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
116 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
117 NGX_MODULE,
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
118 &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
119 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
120 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
121 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
122 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
123 };
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
124
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
125
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
126 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
127 {
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
128 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
129
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
130 if (ngx_poll_module_ctx.actions.init(cycle) == NGX_ERROR) {
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
131 return NGX_ERROR;
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
132 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
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 {
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
169 ngx_poll_module_ctx.actions.done(cycle);
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
170 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
171
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
173 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
174 {
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
175 int signo;
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
176 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
177
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
178 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
179
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
180 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
181 "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
182
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
183 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
184 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
185 "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
186 return NGX_ERROR;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
187 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
188
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
189 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
190 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
191 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
192
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
193 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
194
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
195 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
196
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
197 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
198 "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
199
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
200 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
201 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
202 "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
203 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
204 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
205
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
206 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
207 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
208 "fcntl(F_SETSIG) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
209 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
210 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
211
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
212 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
213 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
214 "fcntl(F_SETOWN) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
215 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
216 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
217
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
218 #if (HAVE_ONESIGFD)
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
219 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
220 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
221 "fcntl(F_SETAUXFL) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
222 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
223 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
224 #endif
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
225
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
226 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
227 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
228
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
229 return NGX_OK;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
230 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
231
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
232
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
233 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
234 {
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
235 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
236 "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
237
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
238 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
239
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
240 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
241 "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
242
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
243 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
244 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
245 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
246 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
247
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
248 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
249 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
250 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
251 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
252 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
253
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
254 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
255 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
256 "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
257 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
258 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
259
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
260 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
261 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
262
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
263 return NGX_OK;
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
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
266
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
267 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
268 {
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
269 int signo;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
270 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
271 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
272 size_t n;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
273 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
274 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
275 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
276 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
277 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
278 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
279 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
280 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
281 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
282 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
283
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
284 if (overflow) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
285 timer = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
286 expire = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
287
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
288 } else {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
289 for ( ;; ) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
290 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
291
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
292 #if (NGX_THREADS)
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
293
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
294 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
295 return NGX_ERROR;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
296 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
297
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
298 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
299 timer = 500;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
300 break;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
301 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
302
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
303 #endif
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
304
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
305 if (timer != 0) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
306 break;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
307 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
308
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
309 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
310 "rtsig expired timer");
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
311
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
312 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
313 (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
314
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
315 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
316 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
317 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
318 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
319
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
320 expire = 1;
316
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 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
323 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
324 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
325
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
326 } else {
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
327 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
328
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
329 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
330 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
331 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
332
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
333 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
334 && (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
335 || 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
336 {
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 expire = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
339 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
340 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
341 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
342 }
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 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
345 tp = NULL;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
346 expire = 0;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
347
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
348 } else {
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
349 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
350 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
351 tp = &ts;
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
352 }
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
353
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
354 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
355
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 262
diff changeset
356 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
357 "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
358
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
359 /* 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
360
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
361 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
362
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
363 if (signo == -1) {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
364 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
365
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
366 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
367
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
368 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
369 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
370 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
371 "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
372 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
373 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
374
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
375 err = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
376 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
377
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
378 } else {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
379 err = 0;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
380 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
381
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
382 ngx_gettimeofday(&tv);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
383 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
384
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
385 delta = ngx_elapsed_msec;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
386 ngx_elapsed_msec = tv.tv_sec * 1000 + tv.tv_usec / 1000 - ngx_start_msec;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
387
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
388 if (err) {
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
389 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
390 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
391 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
392 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
393 }
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
394
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
395 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
396 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
397
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 262
diff changeset
398 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
399 "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
400 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
401
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 262
diff changeset
402 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
403 "rtsig signo:%d fd:%d band:%X", signo, si.si_fd, si.si_band);
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
404
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
405 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
406
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
407 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
408
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
409 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
410 return NGX_OK;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
411 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
412
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
413 /* 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
414
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
415 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
416
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
417 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
418
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
419 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
420
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
421 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
422
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
423 /*
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
424 * 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
425 * 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
426 */
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
427
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
428 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
429
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
430 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
431 "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
432
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
433 return NGX_OK;
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
434 }
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
435
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
436 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
437 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
438
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
439 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
440 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
441 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
442 return NGX_ERROR;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
443 }
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 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
446 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
447
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
448 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
449
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
450 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
451 rev->ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
452
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
453 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
454 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
455
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
456 } 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
457 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
458 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
459 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
460
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
461 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
462 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
463 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
464 }
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
465 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
466 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
467
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
468 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
469
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
470 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
471 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
472
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
473 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
474 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
475 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
476 return NGX_ERROR;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
477 }
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 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
480 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
481
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
482 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
483
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
484 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
485 wev->ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
486
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
487 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
488 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
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 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
492 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
493 }
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
494 }
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
495 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
496
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
497 } 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
498 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
499
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
500 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
501 "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
502
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
503 /* 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
504
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
505 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
506 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
507 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
508
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
509 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
510 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
511 "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
512 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
513
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
514 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
515 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
516 "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
517 }
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
518
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
519 overflow = 1;
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
520 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
521 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
522
352
694d7ddc3599 nginx-0.0.4-2004-06-11-10:15:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 351
diff changeset
523 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
524
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
525 } 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
526 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
527
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 262
diff changeset
528 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
529 "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
530
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
531 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
532 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
533
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
534 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
535
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
536 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
537 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
538 }
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
539
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
540 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
541 if (ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
542 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
543
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
544 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
545 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
546 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
547 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
548
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
549 if (signo == -1) {
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
550 return NGX_AGAIN;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
551 } else {
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
552 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
553 }
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
554 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
555
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
556
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
557 /* TODO: old cylces */
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
558
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
559 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
560 {
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
561 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
562 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
563 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
564 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
565 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
566 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
567 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
568
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
569 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
570
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
571 tested = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
572
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
573 for ( ;; ) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
574
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
575 n = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
576 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
577
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
578 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
579 break;
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
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
582 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
583
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
584 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
585 continue;
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 events = 0;
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->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
591 events |= POLLIN;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
592 }
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
593
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
594 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
595 events |= POLLOUT;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
596 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
597
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
598 if (events == 0) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
599 continue;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
600 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
601
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
602 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
603 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
604 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
605 n++;
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 if (n == 0) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
609 break;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
610 }
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
611
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
612 for ( ;; ) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
613 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
614
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
615 if (ready == -1) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
616 err = ngx_errno;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
617 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
618 cycle->log, 0,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
619 "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
620
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
621 if (err != NGX_EINTR) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
622 break;
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
623 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
624 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
625 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
626
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
627 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
628 continue;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
629 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
630
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
631 if (n) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
632 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
633 return NGX_ERROR;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
634 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
635 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
636
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
637 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
638 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
639
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
640 rev = c->read;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
641
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
642 if (overflow_list[i].revents & (POLLIN|POLLERR|POLLHUP|POLLNVAL)) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
643 tested++;
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
644
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
645 if (ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
646 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
647 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
648
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
649 } else {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
650 rev->ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
651 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
652 }
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
653 }
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
654
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
655 wev = c->write;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
656
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
657 if (overflow_list[i].revents & (POLLOUT|POLLERR|POLLHUP|POLLNVAL)) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
658 tested++;
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
659
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
660 if (ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
661 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
662 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
663
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
664 } else {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
665 wev->ready = 1;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
666 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
667 }
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
668 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
669 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
670
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
671 if (n) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
672 ngx_mutex_unlock(ngx_posted_events_mutex);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
673 }
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
674
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
675 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
676
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
677 /*
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
678 * Check the current rt queue length to prevent the new overflow.
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
679 *
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
680 * Learn the /proc/sys/kernel/rtsig-max value because
350
7b96b7f8a6af nginx-0.0.4-2004-06-10-00:03:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 349
diff changeset
681 * it can be changed sisnce the last checking.
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
682 */
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
683
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
684 name[0] = CTL_KERN;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
685 name[1] = KERN_RTSIGMAX;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
686 len = sizeof(rtsig_max);
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
687 if (sysctl(name, sizeof(name), &rtsig_max, &len, NULL, 0) == -1) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
688 ngx_log_error(NGX_LOG_ALERT, cycle->log, errno,
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
689 "sysctl(KERN_RTSIGMAX) failed");
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
690 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
691 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
692
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
693 name[0] = CTL_KERN;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
694 name[1] = KERN_RTSIGNR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
695 len = sizeof(rtsig_nr);
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
696 if (sysctl(name, sizeof(name), &rtsig_nr, &len, NULL, 0) == -1) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
697 ngx_log_error(NGX_LOG_ALERT, cycle->log, errno,
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
698 "sysctl(KERN_RTSIGNR) failed");
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
699 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
700 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
701
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
702 /*
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
703 * drain rt signal queue if the /proc/sys/kernel/rtsig-nr is bigger
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
704 * than "/proc/sys/kernel/rtsig-max / rtsig_overflow_threshold"
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
705 */
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
706
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
707 if (rtsig_max / rtscf->overflow_threshold < rtsig_nr) {
350
7b96b7f8a6af nginx-0.0.4-2004-06-10-00:03:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 349
diff changeset
708 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
7b96b7f8a6af nginx-0.0.4-2004-06-10-00:03:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 349
diff changeset
709 "rtsig queue state: %d/%d", rtsig_nr, rtsig_max);
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
710 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
711 }
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
712
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
713 tested = 0;
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
714 }
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
715 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
716
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
717 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
718 if (ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
719 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
720
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
721 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
722 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
723 }
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
724 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
725
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
726 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
727 "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
728
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
729 overflow = 0;
380
5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents: 375
diff changeset
730 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
731
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
732 return NGX_OK;
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
733 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
734
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
735
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
736 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
737 {
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
738 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
739
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
740 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
741 NGX_CONF_ERROR);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
742
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
743 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
744 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
745 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
746 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
747
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
748 return rtscf;
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
749 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
750
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
751
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
752 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
753 {
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
754 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
755
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
756 /* 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
757 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
758
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
759 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
760 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
761 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
762
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
763 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
764 }