Mercurial > hg > nginx

annotate src/event/modules/ngx_rtsig_module.c @ 354:eaf1f651cf86

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.7-2004-06-15-11:55:11 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 15 Jun 2004 07:55:11 +0000
parents 694d7ddc3599
children 744ccb59062d
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
Igor Sysoev <igor@sysoev.ru>
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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/
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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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
Igor Sysoev <igor@sysoev.ru>
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9 #include <ngx_event.h>
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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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
Igor Sysoev <igor@sysoev.ru>
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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)
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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22 {
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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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
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
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28
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;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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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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68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
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39 static ngx_int_t ngx_rtsig_init(ngx_cycle_t *cycle);
260
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40 static void ngx_rtsig_done(ngx_cycle_t *cycle);
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68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
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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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parents: 346
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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
Igor Sysoev <igor@sysoev.ru>
parents: 346
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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>
parents: 346
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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);
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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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;
246
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53
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54
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5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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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 = {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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58 ngx_conf_check_num_bounds, 2, 10
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
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59 };
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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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
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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71 {ngx_string("rtsig_overflow_events"),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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72 NGX_EVENT_CONF|NGX_CONF_TAKE1,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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73 ngx_conf_set_num_slot,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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74 0,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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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"),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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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,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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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"),
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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86 NGX_EVENT_CONF|NGX_CONF_TAKE1,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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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},
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
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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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parents:
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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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5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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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 */
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
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108 ngx_rtsig_process_events, /* process the events */
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109 ngx_rtsig_init, /* init the events */
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diff changeset
110 ngx_rtsig_done, /* done the events */
246
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111 }
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112
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113 };
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114
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
115 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
116 NGX_MODULE,
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
117 &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
118 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
119 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
120 NULL, /* init module */
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
121 NULL /* init child */
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
122 };
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
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
125 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
126 {
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
127 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
128
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
129 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
130 return NGX_ERROR;
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
131 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
132
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
133 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
134
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
135 sigemptyset(&set);
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
136 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
137 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
138 sigaddset(&set, SIGIO);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
139
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
140 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
141 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
142 "sigprocmask() failed");
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
143 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
144 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
145
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
146 if (overflow_list) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
147 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
148 }
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 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
151 cycle->log);
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
152 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
153 return NGX_ERROR;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
154 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
155
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
156 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
157
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
158 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
159
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 344
diff changeset
160 ngx_event_flags = NGX_USE_RTSIG_EVENT
328
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 323
diff changeset
161 |NGX_HAVE_GREEDY_EVENT
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 323
diff changeset
162 |NGX_HAVE_INSTANCE_EVENT;
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
163
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
164 return NGX_OK;
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
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
167
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
168 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
169 {
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
170 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
171 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
172
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
173
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
174 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
175 {
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
176 int signo;
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
177 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
178
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
179 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
180
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
181 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
182 "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
183
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
184 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
185 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
186 "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
187 return NGX_ERROR;
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
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
190 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
191 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
192 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
193
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
194 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
195
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
196 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
197
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
198 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
199 "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
200
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201 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
202 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
203 "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
204 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
205 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
206
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
207 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
208 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
209 "fcntl(F_SETSIG) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
210 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
211 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
212
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
213 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
214 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
215 "fcntl(F_SETOWN) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
216 return NGX_ERROR;
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
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
219 #if (HAVE_ONESIGFD)
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
220 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
221 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
222 "fcntl(F_SETAUXFL) failed");
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
223 return NGX_ERROR;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
224 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
225 #endif
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
226
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
227 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
228 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
229
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
230 return NGX_OK;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
231 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
232
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
233
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
234 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
235 {
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
236 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
237 "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
238
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
239 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
240
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
241 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
242 "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
243
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
244 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
245 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
246 return NGX_OK;
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
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
249 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
250 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
251 c->write->active = 0;
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
252 c->read->posted = 0;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
253 c->write->posted = 0;
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
254 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
255 }
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
256
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
257 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
258 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
259 "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
260 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
261 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
262
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
263 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
264 c->write->active = 0;
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
265 c->read->posted = 0;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
266 c->write->posted = 0;
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
267
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
268 return NGX_OK;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
269 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
270
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
271
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
272 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
273 {
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
274 int signo;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
275 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
276 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
277 size_t n;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
278 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
279 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
280 siginfo_t si;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
281 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
282 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
283 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
284 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
285 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
286 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
287
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
288 if (overflow) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
289 timer = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
290 expire = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
291
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
292 } else {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
293 for ( ;; ) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
294 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
295
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
296 if (timer != 0) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
297 break;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
298 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
299
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
300 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
301 "rtsig expired timer");
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
302
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
303 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
304 (ngx_elapsed_msec - ngx_old_elapsed_msec));
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
305 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
306
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
307 expire = 1;
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
308
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
309 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
310 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
311 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
312
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
313 } else {
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
314 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
315
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
316 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
317 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
318 }
316
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 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
321 && (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
322 || 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
323 {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
324 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
325 expire = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
326 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
327 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
328 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
329 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
330
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
331 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
332 tp = NULL;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
333 expire = 0;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
334
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
335 } else {
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
336 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
337 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
338 tp = &ts;
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
339 }
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
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 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
342
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 262
diff changeset
343 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
344 "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
345
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
346 /* Linux sigwaitinfo() is sigtimedwait() with the NULL timeout pointer */
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
347
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
348 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
349
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
350 if (signo == -1) {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
351 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
352
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
353 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
354
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
355 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
356 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
357 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
358 "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
359 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
360 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
361
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
362 err = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
363 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
364
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
365 } else {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
366 err = 0;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
367 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
368
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
369 ngx_gettimeofday(&tv);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
370 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
371
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
372 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
373 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
374
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
375 if (err) {
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
376 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
377 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
378 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
379 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
380 }
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
381
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
382 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
383 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
384
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 262
diff changeset
385 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
386 "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
387 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
388
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 262
diff changeset
389 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
390 "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
391
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
392 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
393
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
394 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
395
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
396 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
397 return NGX_OK;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
398 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
399
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
400 /* 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
401
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
402 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
403
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
404 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
405
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
406 if (si.si_band & POLLIN) {
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
407 c->read->returned_instance = instance;
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
408 }
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
409
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
410 if (si.si_band & POLLOUT) {
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
411 c->write->returned_instance = instance;
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
412 }
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
413
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
414 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
415
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
416 /*
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
417 * 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
418 * 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
419 */
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 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
422
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
423 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
424 "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
425
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
426 return NGX_OK;
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
427 }
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
428
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
429 if (si.si_band & (POLLIN|POLLHUP|POLLERR)) {
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
430 if (c->read->active) {
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
431 c->read->ready = 1;
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
432
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
433 if (!ngx_threaded && !ngx_accept_mutex_held) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
434 c->read->event_handler(c->read);
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
435
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
436 } else if (c->read->accept) {
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 328
diff changeset
437 if (ngx_accept_disabled <= 0) {
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
438 c->read->event_handler(c->read);
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
439 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
440
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
441 } else {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
442 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
443 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
444 return NGX_ERROR;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
445 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
446
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
447 ngx_post_event(c->read);
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
448
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
449 ngx_mutex_unlock(ngx_posted_events_mutex);
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
450 }
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
451 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
452 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
453
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
454 if (si.si_band & (POLLOUT|POLLHUP|POLLERR)) {
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
455 if (c->write->active) {
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
456 c->write->ready = 1;
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
457
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
458 if (!ngx_threaded && !ngx_accept_mutex_held) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
459 c->write->event_handler(c->write);
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
460
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
461 } else {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
462
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
463 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
464 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
465 return NGX_ERROR;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
466 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
467
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
468 ngx_post_event(c->write);
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
469
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
470 ngx_mutex_unlock(ngx_posted_events_mutex);
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
471 }
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
472 }
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
473 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
474
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
475 } 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
476 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
477
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
478 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
479 "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
480
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
481 /* 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
482
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
483 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
484 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
485 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
486
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
487 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
488 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
489 "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
490 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
491
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
492 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
493 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
494 "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
495 }
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
496
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
497 overflow = 1;
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
498 overflow_current = 0;
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
499 ngx_event_actions.process = 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
500
352
694d7ddc3599 nginx-0.0.4-2004-06-11-10:15:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 351
diff changeset
501 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
502
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
503 } 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
504 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
505
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 262
diff changeset
506 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
507 "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
508
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
509 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
510 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
511
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
512 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
513
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
514 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
515 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
516 }
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
517
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
518 if (!ngx_threaded) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
519 ngx_event_process_posted(cycle);
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
520 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
521
349
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
522 if (signo == -1) {
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
523 return NGX_AGAIN;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
524 } else {
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
525 return NGX_OK;
a958aa92f9a5 nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 348
diff changeset
526 }
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
527 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
528
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
529
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
530 /* TODO: old cylces */
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
531
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
532 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
533 {
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 352
diff changeset
534 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
535 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
536 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
537 ngx_err_t err;
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
538 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
539 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
540
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
541 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
542
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
543 tested = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
544
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
545 for ( ;; ) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
546
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
547 n = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
548 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
549
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
550 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
551 break;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
552 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
553
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
554 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
555
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
556 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
557 continue;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
558 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
559
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
560 events = 0;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
561
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
562 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
563 events |= POLLIN;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
564 }
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
565
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
566 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
567 events |= POLLOUT;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
568 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
569
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
570 if (events == 0) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
571 continue;
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
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
574 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
575 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
576 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
577 n++;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
578 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
579
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
580 if (n == 0) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
581 break;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
582 }
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
583
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
584 for ( ;; ) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
585 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
586
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
587 if (ready == -1) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
588 err = ngx_errno;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
589 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
590 cycle->log, 0,
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
591 "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
592
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
593 if (err == NGX_EINTR) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
594 continue;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
595 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
596 }
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 break;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
599 }
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 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
602 continue;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
603 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
604
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
605 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
606 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
607
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
608 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
609 tested++;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
610 c->read->ready = 1;
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 if (!ngx_threaded) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
613 c->read->event_handler(c->read);
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 } else {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
616 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
617 return NGX_ERROR;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
618 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
619
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
620 ngx_post_event(c->read);
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
621 c->read->returned_instance = c->read->instance;
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
622
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
623 ngx_mutex_unlock(ngx_posted_events_mutex);
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
624 }
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
625 }
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
626
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
627 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
628 tested++;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
629 c->write->ready = 1;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
630
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
631 if (!ngx_threaded) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
632 c->write->event_handler(c->write);
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
633
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
634 } else {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
635 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
636 return NGX_ERROR;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
637 }
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
638
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
639 ngx_post_event(c->write);
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
640 c->write->returned_instance = c->write->instance;
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
641
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
642 ngx_mutex_unlock(ngx_posted_events_mutex);
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
643 }
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
644 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
645 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
646
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
647 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
648
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
649 /*
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
650 * 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
651 *
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
652 * 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
653 * 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
654 */
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
655
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
656 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
657 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
658 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
659 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
660 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
661 "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
662 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
663 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
664
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
665 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
666 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
667 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
668 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
669 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
670 "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
671 return NGX_ERROR;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
672 }
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
673
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
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 * 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
676 * 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
677 */
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
678
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
679 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
680 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
681 "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
682 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
683 }
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
684
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
685 tested = 0;
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
686 }
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
687 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
688
348
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
689 if (!ngx_threaded) {
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
690 ngx_event_process_posted(cycle);
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 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
694 "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
695
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
696 overflow = 0;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
697 ngx_event_actions.process = ngx_rtsig_process_events;
68ff8000a974 nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
698
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
699 return NGX_OK;
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
700 }
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
701
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 260
diff changeset
702
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
703 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
704 {
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
705 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
706
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
707 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
708 NGX_CONF_ERROR);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
709
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
710 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
711 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
712 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
713 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
714
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
715 return rtscf;
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
716 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
717
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
718
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
719 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
720 {
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
721 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
722
260
5dacbb4daaf6 nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
723 /* 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
724 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
725
351
af4c6b45a687 nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 350
diff changeset
726 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
727 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
728 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
729
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
730 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
731 }