Mercurial > hg > nginx
annotate src/event/modules/ngx_rtsig_module.c @ 493:975f62e77f02 release-0.1.21
nginx-0.1.21-RELEASE import
*) Bugfix: the ngx_http_stub_status_module showed incorrect statistics
if "rtsig" method was used or if several worker process ran on SMP.
*) Bugfix: nginx could not be built by the icc compiler on Linux or if
the zlib-1.2.x library was building from sources.
*) Bugfix: nginx could not be built on NetBSD 2.0.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 22 Feb 2005 14:40:13 +0000 |
parents | 2ff194b74f1e |
children | 64d9afb209da |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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5 |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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10 |
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469 | 12 #if (NGX_TEST_BUILD_RTSIG) |
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14 #define F_SETSIG 10 |
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15 #define SIGRTMIN 33 |
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16 #define si_fd __spare__[0] |
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17 #define KERN_RTSIGNR 30 |
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18 #define KERN_RTSIGMAX 31 |
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20 int sigtimedwait(const sigset_t *set, siginfo_t *info, |
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21 const struct timespec *timeout) |
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22 { |
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23 return -1; |
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24 } |
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26 int ngx_linux_rtsig_max; |
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28 #endif |
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29 |
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30 |
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31 typedef struct { |
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32 int signo; |
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33 ngx_int_t overflow_events; |
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34 ngx_int_t overflow_test; |
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35 ngx_int_t overflow_threshold; |
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36 } ngx_rtsig_conf_t; |
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37 |
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39 extern ngx_event_module_t ngx_poll_module_ctx; |
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40 |
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41 static ngx_int_t ngx_rtsig_init(ngx_cycle_t *cycle); |
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42 static void ngx_rtsig_done(ngx_cycle_t *cycle); |
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43 static ngx_int_t ngx_rtsig_add_connection(ngx_connection_t *c); |
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44 static ngx_int_t ngx_rtsig_del_connection(ngx_connection_t *c, u_int flags); |
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45 static ngx_int_t ngx_rtsig_process_events(ngx_cycle_t *cycle); |
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46 static ngx_int_t ngx_rtsig_process_overflow(ngx_cycle_t *cycle); |
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47 |
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48 static void *ngx_rtsig_create_conf(ngx_cycle_t *cycle); |
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49 static char *ngx_rtsig_init_conf(ngx_cycle_t *cycle, void *conf); |
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50 static char *ngx_check_ngx_overflow_threshold_bounds(ngx_conf_t *cf, |
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51 void *post, void *data); |
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52 |
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53 |
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54 static sigset_t set; |
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55 static ngx_uint_t overflow, overflow_current; |
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56 static struct pollfd *overflow_list; |
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57 |
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58 |
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59 static ngx_str_t rtsig_name = ngx_string("rtsig"); |
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60 |
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61 static ngx_conf_num_bounds_t ngx_overflow_threshold_bounds = { |
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62 ngx_check_ngx_overflow_threshold_bounds, 2, 10 |
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63 }; |
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64 |
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65 |
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66 static ngx_command_t ngx_rtsig_commands[] = { |
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67 |
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68 {ngx_string("rtsig_signo"), |
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69 NGX_EVENT_CONF|NGX_CONF_TAKE1, |
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70 ngx_conf_set_num_slot, |
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71 0, |
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72 offsetof(ngx_rtsig_conf_t, signo), |
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73 NULL}, |
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74 |
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75 {ngx_string("rtsig_overflow_events"), |
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76 NGX_EVENT_CONF|NGX_CONF_TAKE1, |
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77 ngx_conf_set_num_slot, |
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78 0, |
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79 offsetof(ngx_rtsig_conf_t, overflow_events), |
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80 NULL}, |
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81 |
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82 {ngx_string("rtsig_overflow_test"), |
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83 NGX_EVENT_CONF|NGX_CONF_TAKE1, |
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84 ngx_conf_set_num_slot, |
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85 0, |
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86 offsetof(ngx_rtsig_conf_t, overflow_test), |
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87 NULL}, |
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88 |
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89 {ngx_string("rtsig_overflow_threshold"), |
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90 NGX_EVENT_CONF|NGX_CONF_TAKE1, |
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91 ngx_conf_set_num_slot, |
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92 0, |
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93 offsetof(ngx_rtsig_conf_t, overflow_threshold), |
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94 &ngx_overflow_threshold_bounds}, |
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95 |
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96 ngx_null_command |
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97 }; |
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98 |
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99 |
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100 ngx_event_module_t ngx_rtsig_module_ctx = { |
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101 &rtsig_name, |
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102 ngx_rtsig_create_conf, /* create configuration */ |
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103 ngx_rtsig_init_conf, /* init configuration */ |
246
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diff
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104 |
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105 { |
260
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106 NULL, /* add an event */ |
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107 NULL, /* delete an event */ |
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108 NULL, /* enable an event */ |
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109 NULL, /* disable an event */ |
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110 ngx_rtsig_add_connection, /* add an connection */ |
5dacbb4daaf6
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111 ngx_rtsig_del_connection, /* delete an connection */ |
380
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
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parents:
375
diff
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112 NULL, /* process the changes */ |
260
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113 ngx_rtsig_process_events, /* process the events */ |
5dacbb4daaf6
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114 ngx_rtsig_init, /* init the events */ |
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115 ngx_rtsig_done, /* done the events */ |
246
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diff
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116 } |
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diff
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117 |
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118 }; |
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119 |
260
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120 ngx_module_t ngx_rtsig_module = { |
246
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parents:
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121 NGX_MODULE, |
260
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122 &ngx_rtsig_module_ctx, /* module context */ |
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123 ngx_rtsig_commands, /* module directives */ |
246
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parents:
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124 NGX_EVENT_MODULE, /* module type */ |
6753e8cdaa2c
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parents:
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diff
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|
125 NULL, /* init module */ |
380
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diff
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|
126 NULL /* init process */ |
246
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127 }; |
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parents:
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diff
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128 |
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parents:
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129 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
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parents:
346
diff
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|
130 static ngx_int_t ngx_rtsig_init(ngx_cycle_t *cycle) |
60
50186b49f2ad
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parents:
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131 { |
260
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132 ngx_rtsig_conf_t *rtscf; |
246
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parents:
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diff
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133 |
260
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parents:
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diff
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134 rtscf = ngx_event_get_conf(cycle->conf_ctx, ngx_rtsig_module); |
246
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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135 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
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diff
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|
136 sigemptyset(&set); |
260
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diff
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137 sigaddset(&set, rtscf->signo); |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
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|
138 sigaddset(&set, rtscf->signo + 1); |
246
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
139 sigaddset(&set, SIGIO); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
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|
140 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
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diff
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141 if (sigprocmask(SIG_BLOCK, &set, NULL) == -1) { |
6753e8cdaa2c
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parents:
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diff
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142 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
143 "sigprocmask() failed"); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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144 return NGX_ERROR; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
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|
145 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
146 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
147 if (overflow_list) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
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parents:
350
diff
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|
148 ngx_free(overflow_list); |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
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|
149 } |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
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|
150 |
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nginx-0.0.4-2004-06-10-22:36:57 import
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parents:
350
diff
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|
151 overflow_list = ngx_alloc(sizeof(struct pollfd) * rtscf->overflow_events, |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
152 cycle->log); |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
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|
153 if (overflow_list == NULL) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
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|
154 return NGX_ERROR; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
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|
155 } |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
156 |
246
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nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
60
diff
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|
157 ngx_io = ngx_os_io; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
60
diff
changeset
|
158 |
260
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parents:
247
diff
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|
159 ngx_event_actions = ngx_rtsig_module_ctx.actions; |
246
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Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
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|
160 |
455 | 161 ngx_event_flags = NGX_USE_RTSIG_EVENT|NGX_USE_GREEDY_EVENT; |
246
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Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
162 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
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|
163 return NGX_OK; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
164 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
165 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
166 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
167 static void ngx_rtsig_done(ngx_cycle_t *cycle) |
246
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Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
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|
168 { |
452 | 169 ngx_free(overflow_list); |
170 | |
171 overflow_list = NULL; | |
246
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nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
172 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
173 |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
174 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
175 static ngx_int_t ngx_rtsig_add_connection(ngx_connection_t *c) |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
176 { |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
177 int signo; |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
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parents:
247
diff
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|
178 ngx_rtsig_conf_t *rtscf; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
179 |
349
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
180 if (c->read->accept && c->read->disabled) { |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
181 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
352
diff
changeset
|
182 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
183 "rtsig enable connection: fd:%d", c->fd); |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
184 |
349
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
185 if (fcntl(c->fd, F_SETOWN, ngx_pid) == -1) { |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
186 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
187 "fcntl(F_SETOWN) failed"); |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
188 return NGX_ERROR; |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
189 } |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
190 |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
191 c->read->active = 1; |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
192 c->read->disabled = 0; |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
193 } |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
194 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
195 rtscf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_rtsig_module); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
196 |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
197 signo = rtscf->signo + c->read->instance; |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
198 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
199 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
200 "rtsig add connection: fd:%d signo:%d", c->fd, signo); |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
201 |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
202 if (fcntl(c->fd, F_SETFL, O_RDWR|O_NONBLOCK|O_ASYNC) == -1) { |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
203 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
204 "fcntl(O_RDWR|O_NONBLOCK|O_ASYNC) failed"); |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
205 return NGX_ERROR; |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
206 } |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
207 |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
208 if (fcntl(c->fd, F_SETSIG, signo) == -1) { |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
209 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 "fcntl(F_SETSIG) failed"); |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
211 return NGX_ERROR; |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
212 } |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
213 |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
214 if (fcntl(c->fd, F_SETOWN, ngx_pid) == -1) { |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
215 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
216 "fcntl(F_SETOWN) failed"); |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
217 return NGX_ERROR; |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
218 } |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
219 |
469 | 220 #if (NGX_HAVE_ONESIGFD) |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
221 if (fcntl(c->fd, F_SETAUXFL, O_ONESIGFD) == -1) { |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
222 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
223 "fcntl(F_SETAUXFL) failed"); |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
224 return NGX_ERROR; |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
225 } |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
226 #endif |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
227 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
228 c->read->active = 1; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
229 c->write->active = 1; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
230 |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
231 return NGX_OK; |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
232 } |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
233 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
234 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
235 static ngx_int_t ngx_rtsig_del_connection(ngx_connection_t *c, u_int flags) |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
236 { |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
237 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
238 "rtsig del connection: fd:%d", c->fd); |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
239 |
349
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
240 if ((flags & NGX_DISABLE_EVENT) && c->read->accept) { |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
241 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
242 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
243 "rtsig disable connection: fd:%d", c->fd); |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
244 |
349
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
245 c->read->active = 0; |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
246 c->read->disabled = 1; |
349
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
247 return NGX_OK; |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
248 } |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
249 |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
250 if (flags & NGX_CLOSE_EVENT) { |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
251 c->read->active = 0; |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
252 c->write->active = 0; |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
253 return NGX_OK; |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
254 } |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
255 |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
256 if (fcntl(c->fd, F_SETFL, O_RDWR|O_NONBLOCK) == -1) { |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
257 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
258 "fcntl(O_RDWR|O_NONBLOCK) failed"); |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
259 return NGX_ERROR; |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
260 } |
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
261 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
262 c->read->active = 0; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
263 c->write->active = 0; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
264 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
265 return NGX_OK; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
266 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
267 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
268 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
269 ngx_int_t ngx_rtsig_process_events(ngx_cycle_t *cycle) |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
270 { |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
271 int signo; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
272 ngx_int_t instance, i; |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
273 ngx_uint_t expire; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
274 size_t n; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
275 ngx_msec_t timer; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
276 ngx_err_t err; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
277 siginfo_t si; |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
278 ngx_event_t *rev, *wev; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
279 struct timeval tv; |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
280 struct timespec ts, *tp; |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
281 struct sigaction sa; |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
282 ngx_epoch_msec_t delta; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
283 ngx_connection_t *c; |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
284 ngx_rtsig_conf_t *rtscf; |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
285 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
286 if (overflow) { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
287 timer = 0; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
288 expire = 0; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
289 |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
290 } else { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
291 for ( ;; ) { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
292 timer = ngx_event_find_timer(); |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
293 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
294 #if (NGX_THREADS) |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
295 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
296 if (timer == NGX_TIMER_ERROR) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
297 return NGX_ERROR; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
298 } |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
299 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
300 if (timer == NGX_TIMER_INFINITE || timer > 500) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
301 timer = 500; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
302 break; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
303 } |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
304 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
305 #endif |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
306 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
307 if (timer != 0) { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
308 break; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
309 } |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
310 |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
311 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
312 "rtsig expired timer"); |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
313 |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
314 ngx_event_expire_timers((ngx_msec_t) |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
315 (ngx_elapsed_msec - ngx_old_elapsed_msec)); |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
316 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
317 if (ngx_posted_events && ngx_threaded) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
318 ngx_wakeup_worker_thread(cycle); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
319 } |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
320 } |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
321 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
322 expire = 1; |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
323 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
324 if (ngx_accept_mutex) { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
325 if (ngx_accept_disabled > 0) { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
326 ngx_accept_disabled--; |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
327 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
328 } else { |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
329 ngx_accept_mutex_held = 0; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
330 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
331 if (ngx_trylock_accept_mutex(cycle) == NGX_ERROR) { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
332 return NGX_ERROR; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
333 } |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
334 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
335 if (ngx_accept_mutex_held == 0 |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
336 && (timer == NGX_TIMER_INFINITE |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
337 || timer > ngx_accept_mutex_delay)) |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
338 { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
339 timer = ngx_accept_mutex_delay; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
340 expire = 0; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
341 } |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
342 } |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
343 } |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
344 } |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
345 |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
346 if (timer == NGX_TIMER_INFINITE) { |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
347 tp = NULL; |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
348 expire = 0; |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
349 |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
350 } else { |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
351 ts.tv_sec = timer / 1000; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
352 ts.tv_nsec = (timer % 1000) * 1000000; |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
353 tp = &ts; |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
354 } |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
355 |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
356 ngx_old_elapsed_msec = ngx_elapsed_msec; |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
357 |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
262
diff
changeset
|
358 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
262
diff
changeset
|
359 "rtsig timer: %d", timer); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
360 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
361 /* Linux's sigwaitinfo() is sigtimedwait() with the NULL timeout pointer */ |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
362 |
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
363 signo = sigtimedwait(&set, &si, tp); |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
364 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
365 if (signo == -1) { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
366 err = ngx_errno; |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
367 |
382
449c4885dcd1
nginx-0.0.7-2004-07-07-23:48:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
diff
changeset
|
368 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, err, |
449c4885dcd1
nginx-0.0.7-2004-07-07-23:48:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
diff
changeset
|
369 "rtsig signo:%d", signo); |
449c4885dcd1
nginx-0.0.7-2004-07-07-23:48:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
diff
changeset
|
370 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
371 if (err == NGX_EAGAIN) { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
372 |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
373 if (timer == NGX_TIMER_INFINITE) { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
374 ngx_accept_mutex_unlock(); |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
375 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
376 "sigtimedwait() returned EAGAIN without timeout"); |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
377 return NGX_ERROR; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
378 } |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
379 |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
380 err = 0; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
381 } |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
382 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
383 } else { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
384 err = 0; |
382
449c4885dcd1
nginx-0.0.7-2004-07-07-23:48:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
diff
changeset
|
385 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
461 | 386 "rtsig signo:%d fd:%d band:%04Xd", |
382
449c4885dcd1
nginx-0.0.7-2004-07-07-23:48:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
diff
changeset
|
387 signo, si.si_fd, si.si_band); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
388 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
389 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
390 ngx_gettimeofday(&tv); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
391 ngx_time_update(tv.tv_sec); |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
392 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
393 delta = ngx_elapsed_msec; |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
394 ngx_elapsed_msec = (ngx_epoch_msec_t) tv.tv_sec * 1000 |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
395 + tv.tv_usec / 1000 - ngx_start_msec; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
396 |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
397 if (err) { |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
398 ngx_accept_mutex_unlock(); |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
399 ngx_log_error((err == NGX_EINTR) ? NGX_LOG_INFO : NGX_LOG_ALERT, |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
262
diff
changeset
|
400 cycle->log, err, "sigtimedwait() failed"); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
401 return NGX_ERROR; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
402 } |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
403 |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
404 if (timer != NGX_TIMER_INFINITE) { |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
405 delta = ngx_elapsed_msec - delta; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
406 |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
262
diff
changeset
|
407 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
408 "rtsig timer: %d, delta: %d", timer, (int) delta); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
409 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
410 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
411 rtscf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_rtsig_module); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
412 |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
413 if (signo == rtscf->signo || signo == rtscf->signo + 1) { |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
414 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
415 if (overflow && (ngx_uint_t) si.si_fd > overflow_current) { |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
416 return NGX_OK; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
417 } |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
418 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
419 /* TODO: old_cycles */ |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
262
diff
changeset
|
420 |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
421 c = &ngx_cycle->connections[si.si_fd]; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
422 |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
423 instance = signo - rtscf->signo; |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
424 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
425 rev = c->read; |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
426 |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
427 if (c->read->instance != instance) { |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
428 |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
429 /* |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
430 * the stale event from a file descriptor |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
431 * that was just closed in this iteration |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
432 */ |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
433 |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
434 ngx_accept_mutex_unlock(); |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
435 |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
436 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
461 | 437 "rtsig: stale event %p", c); |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
438 |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
439 return NGX_OK; |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
440 } |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
441 |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
442 if (si.si_band & (POLLIN|POLLHUP|POLLERR)) { |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
443 if (rev->active) { |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
444 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
445 if (ngx_threaded && !rev->accept) { |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
446 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) { |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
447 ngx_accept_mutex_unlock(); |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
448 return NGX_ERROR; |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
449 } |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
450 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
451 rev->posted_ready = 1; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
452 ngx_post_event(rev); |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
453 |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
454 ngx_mutex_unlock(ngx_posted_events_mutex); |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
455 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
456 } else { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
457 rev->ready = 1; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
458 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
459 if (!ngx_threaded && !ngx_accept_mutex_held) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
460 rev->event_handler(rev); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
461 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
462 } else if (rev->accept) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
463 if (ngx_accept_disabled <= 0) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
464 rev->event_handler(rev); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
465 } |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
466 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
467 } else { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
468 ngx_post_event(rev); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
469 } |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
470 } |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
471 } |
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
472 } |
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
473 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
474 wev = c->write; |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
475 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
476 if (si.si_band & (POLLOUT|POLLHUP|POLLERR)) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
477 if (wev->active) { |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
478 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
479 if (ngx_threaded) { |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
480 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) { |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
481 ngx_accept_mutex_unlock(); |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
482 return NGX_ERROR; |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
483 } |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
484 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
485 wev->posted_ready = 1; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
486 ngx_post_event(wev); |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
487 |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
488 ngx_mutex_unlock(ngx_posted_events_mutex); |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
489 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
490 } else { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
491 wev->ready = 1; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
492 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
493 if (!ngx_threaded && !ngx_accept_mutex_held) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
494 wev->event_handler(wev); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
495 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
496 } else { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
497 ngx_post_event(wev); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
498 } |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
499 } |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
500 } |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
501 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
502 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
503 } else if (signo == SIGIO) { |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
504 ngx_accept_mutex_unlock(); |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
505 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
506 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
507 "rt signal queue overflowed"); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
508 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
509 /* flush the RT signal queue */ |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
510 |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
511 ngx_memzero(&sa, sizeof(struct sigaction)); |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
512 sa.sa_handler = SIG_DFL; |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
513 sigemptyset(&sa.sa_mask); |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
514 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
515 if (sigaction(rtscf->signo, &sa, NULL) == -1) { |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
262
diff
changeset
|
516 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
517 "sigaction(%d, SIG_DFL) failed", rtscf->signo); |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
518 } |
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
519 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
520 if (sigaction(rtscf->signo + 1, &sa, NULL) == -1) { |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
521 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
522 "sigaction(%d, SIG_DFL) failed", rtscf->signo + 1); |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
523 } |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
524 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
525 overflow = 1; |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
526 overflow_current = 0; |
380
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
527 ngx_event_actions.process_events = ngx_rtsig_process_overflow; |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
528 |
352
694d7ddc3599
nginx-0.0.4-2004-06-11-10:15:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
351
diff
changeset
|
529 return NGX_ERROR; |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
530 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
531 } else if (signo != -1) { |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
532 ngx_accept_mutex_unlock(); |
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
533 |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
262
diff
changeset
|
534 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
535 "sigtimedwait() returned unexpected signal: %d", signo); |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
328
diff
changeset
|
536 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
537 return NGX_ERROR; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
538 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
539 |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
540 ngx_accept_mutex_unlock(); |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
541 |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
542 if (expire && delta) { |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
543 ngx_event_expire_timers((ngx_msec_t) delta); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
544 } |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
545 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
546 if (ngx_posted_events) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
547 if (ngx_threaded) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
548 ngx_wakeup_worker_thread(cycle); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
549 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
550 } else { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
551 ngx_event_process_posted(cycle); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
552 } |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
553 } |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
306
diff
changeset
|
554 |
349
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
555 if (signo == -1) { |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
556 return NGX_AGAIN; |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
557 } else { |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
558 return NGX_OK; |
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
559 } |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
560 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
561 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
562 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
563 /* TODO: old cylces */ |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
564 |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
565 static ngx_int_t ngx_rtsig_process_overflow(ngx_cycle_t *cycle) |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
566 { |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
567 int name[2], rtsig_max, rtsig_nr, events, ready; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
568 size_t len; |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
569 ngx_int_t tested, n, i; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
570 ngx_err_t err; |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
571 ngx_event_t *rev, *wev; |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
572 ngx_connection_t *c; |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
573 ngx_rtsig_conf_t *rtscf; |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
574 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
575 rtscf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_rtsig_module); |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
576 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
577 tested = 0; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
578 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
579 for ( ;; ) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
580 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
581 n = 0; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
582 while (n < rtscf->overflow_events) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
583 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
584 if (overflow_current == cycle->connection_n) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
585 break; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
586 } |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
587 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
588 c = &cycle->connections[overflow_current++]; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
589 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
590 if (c->fd == -1) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
591 continue; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
592 } |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
593 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
594 events = 0; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
595 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
596 if (c->read->active && c->read->event_handler) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
597 events |= POLLIN; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
598 } |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
599 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
600 if (c->write->active && c->write->event_handler) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
601 events |= POLLOUT; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
602 } |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
603 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
604 if (events == 0) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
605 continue; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
606 } |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
607 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
608 overflow_list[n].fd = c->fd; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
609 overflow_list[n].events = events; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
610 overflow_list[n].revents = 0; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
611 n++; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
612 } |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
613 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
614 if (n == 0) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
615 break; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
616 } |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
617 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
618 for ( ;; ) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
619 ready = poll(overflow_list, n, 0); |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
620 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
621 if (ready == -1) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
622 err = ngx_errno; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
623 ngx_log_error((err == NGX_EINTR) ? NGX_LOG_INFO : NGX_LOG_ALERT, |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
624 cycle->log, 0, |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
625 "poll() failed while the overflow recover"); |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
626 |
402
f209f3391020
nginx-0.0.9-2004-07-28-20:16:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
391
diff
changeset
|
627 if (err == NGX_EINTR) { |
f209f3391020
nginx-0.0.9-2004-07-28-20:16:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
391
diff
changeset
|
628 continue; |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
629 } |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
630 } |
402
f209f3391020
nginx-0.0.9-2004-07-28-20:16:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
391
diff
changeset
|
631 |
f209f3391020
nginx-0.0.9-2004-07-28-20:16:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
391
diff
changeset
|
632 break; |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
633 } |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
634 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
635 if (ready <= 0) { |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
636 continue; |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
637 } |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
638 |
402
f209f3391020
nginx-0.0.9-2004-07-28-20:16:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
391
diff
changeset
|
639 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) { |
f209f3391020
nginx-0.0.9-2004-07-28-20:16:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
391
diff
changeset
|
640 return NGX_ERROR; |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
641 } |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
642 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
643 for (i = 0; i < n; i++) { |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
644 c = &cycle->connections[overflow_list[i].fd]; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
645 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
646 rev = c->read; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
647 |
390
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
648 if (rev->active |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
649 && !rev->closed |
390
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
650 && rev->event_handler |
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
651 && (overflow_list[i].revents |
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
652 & (POLLIN|POLLERR|POLLHUP|POLLNVAL))) |
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
653 { |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
654 tested++; |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
655 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
656 if (ngx_threaded) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
657 rev->posted_ready = 1; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
658 ngx_post_event(rev); |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
659 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
660 } else { |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
661 rev->ready = 1; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
662 rev->event_handler(rev); |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
663 } |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
664 } |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
665 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
666 wev = c->write; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
667 |
390
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
668 if (wev->active |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
669 && !wev->closed |
390
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
670 && wev->event_handler |
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
671 && (overflow_list[i].revents |
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
672 & (POLLOUT|POLLERR|POLLHUP|POLLNVAL))) |
1471c6fb108a
nginx-0.0.7-2004-07-14-00:24:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
389
diff
changeset
|
673 { |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
674 tested++; |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
675 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
676 if (ngx_threaded) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
677 wev->posted_ready = 1; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
678 ngx_post_event(wev); |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
679 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
680 } else { |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
681 wev->ready = 1; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
682 wev->event_handler(wev); |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
683 } |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
684 } |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
685 } |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
686 |
402
f209f3391020
nginx-0.0.9-2004-07-28-20:16:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
391
diff
changeset
|
687 ngx_mutex_unlock(ngx_posted_events_mutex); |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
688 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
689 if (tested >= rtscf->overflow_test) { |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
690 |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
691 if (ngx_linux_rtsig_max) { |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
692 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
693 /* |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
694 * Check the current rt queue length to prevent |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
695 * the new overflow. |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
696 * |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
697 * Learn the /proc/sys/kernel/rtsig-max value because |
452 | 698 * it can be changed since the last checking. |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
699 */ |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
700 |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
701 name[0] = CTL_KERN; |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
702 name[1] = KERN_RTSIGMAX; |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
703 len = sizeof(rtsig_max); |
493 | 704 |
705 if (sysctl(name, 2, &rtsig_max, &len, NULL, 0) == -1) { | |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
706 ngx_log_error(NGX_LOG_ALERT, cycle->log, errno, |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
707 "sysctl(KERN_RTSIGMAX) failed"); |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
708 return NGX_ERROR; |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
709 } |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
710 |
493 | 711 /* name[0] = CTL_KERN; */ |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
712 name[1] = KERN_RTSIGNR; |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
713 len = sizeof(rtsig_nr); |
493 | 714 |
715 if (sysctl(name, 2, &rtsig_nr, &len, NULL, 0) == -1) { | |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
716 ngx_log_error(NGX_LOG_ALERT, cycle->log, errno, |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
717 "sysctl(KERN_RTSIGNR) failed"); |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
718 return NGX_ERROR; |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
719 } |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
720 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
721 /* |
402
f209f3391020
nginx-0.0.9-2004-07-28-20:16:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
391
diff
changeset
|
722 * drain the rt signal queue if the /proc/sys/kernel/rtsig-nr |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
723 * is bigger than |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
724 * /proc/sys/kernel/rtsig-max / rtsig_overflow_threshold |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
725 */ |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
726 |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
727 if (rtsig_max / rtscf->overflow_threshold < rtsig_nr) { |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
728 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
729 "rtsig queue state: %d/%d", |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
730 rtsig_nr, rtsig_max); |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
731 while (ngx_rtsig_process_events(cycle) == NGX_OK) { |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
732 /* void */ |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
733 } |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
734 } |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
735 |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
736 } else { |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
737 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
738 /* |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
739 * Linux has not KERN_RTSIGMAX since 2.6.6-mm2 |
402
f209f3391020
nginx-0.0.9-2004-07-28-20:16:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
391
diff
changeset
|
740 * so drain the rt signal queue unconditionally |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
741 */ |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
742 |
349
a958aa92f9a5
nginx-0.0.4-2004-06-09-20:36:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
348
diff
changeset
|
743 while (ngx_rtsig_process_events(cycle) == NGX_OK) { /* void */ } |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
744 } |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
745 |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
746 tested = 0; |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
747 } |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
748 } |
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
749 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
750 if (ngx_posted_events) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
751 if (ngx_threaded) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
752 ngx_wakeup_worker_thread(cycle); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
753 |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
754 } else { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
755 ngx_event_process_posted(cycle); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
756 } |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
757 } |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
758 |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
759 ngx_log_error(NGX_LOG_INFO, cycle->log, 0, |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
760 "rt signal queue overflow recovered"); |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
761 |
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
762 overflow = 0; |
380
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
763 ngx_event_actions.process_events = ngx_rtsig_process_events; |
348
68ff8000a974
nginx-0.0.3-2004-06-09-11:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
764 |
261
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
765 return NGX_OK; |
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
766 } |
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
767 |
bdd631bf1a1c
nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
260
diff
changeset
|
768 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
769 static void *ngx_rtsig_create_conf(ngx_cycle_t *cycle) |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
770 { |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
771 ngx_rtsig_conf_t *rtscf; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
772 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
773 ngx_test_null(rtscf, ngx_palloc(cycle->pool, sizeof(ngx_rtsig_conf_t)), |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
774 NGX_CONF_ERROR); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
775 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
776 rtscf->signo = NGX_CONF_UNSET; |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
777 rtscf->overflow_events = NGX_CONF_UNSET; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
778 rtscf->overflow_test = NGX_CONF_UNSET; |
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
779 rtscf->overflow_threshold = NGX_CONF_UNSET; |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
780 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
781 return rtscf; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
782 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
783 |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
784 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
785 static char *ngx_rtsig_init_conf(ngx_cycle_t *cycle, void *conf) |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
786 { |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
787 ngx_rtsig_conf_t *rtscf = conf; |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
788 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
789 /* LinuxThreads use the first 3 RT signals */ |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
790 ngx_conf_init_value(rtscf->signo, SIGRTMIN + 10); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
791 |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
792 ngx_conf_init_value(rtscf->overflow_events, 16); |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
793 ngx_conf_init_value(rtscf->overflow_test, 32); |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
352
diff
changeset
|
794 ngx_conf_init_value(rtscf->overflow_threshold, 10); |
351
af4c6b45a687
nginx-0.0.4-2004-06-10-22:36:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
350
diff
changeset
|
795 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
796 return NGX_CONF_OK; |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
797 } |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
798 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
799 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
800 static char *ngx_check_ngx_overflow_threshold_bounds(ngx_conf_t *cf, |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
801 void *post, void *data) |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
802 { |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
803 if (ngx_linux_rtsig_max) { |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
804 return ngx_conf_check_num_bounds(cf, post, data); |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
805 } |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
806 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
807 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
808 "\"rtsig_overflow_threshold\" is not supported " |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
809 "since Linux 2.6.6-mm2, ignored"); |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
810 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
811 return NGX_CONF_OK; |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
390
diff
changeset
|
812 } |