Mercurial > hg > nginx-quic
annotate src/event/modules/ngx_devpoll_module.c @ 5912:de68ed551bfb
Renamed ngx_handle_sent_chain() to ngx_chain_update_sent().
No functional changes.
author | Valentin Bartenev <vbart@nginx.com> |
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date | Wed, 19 Nov 2014 21:16:19 +0300 |
parents | 3f5f0ab59b35 |
children | 466bd63b63d1 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
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11 |
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12 |
469 | 13 #if (NGX_TEST_BUILD_DEVPOLL) |
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14 |
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15 /* Solaris declarations */ |
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16 |
1433 | 17 #define POLLREMOVE 0x0800 |
18 #define DP_POLL 0xD001 | |
19 #define DP_ISPOLLED 0xD002 | |
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20 |
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21 struct dvpoll { |
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22 struct pollfd *dp_fds; |
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23 int dp_nfds; |
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24 int dp_timeout; |
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25 }; |
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27 #endif |
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30 typedef struct { |
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31 ngx_uint_t changes; |
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32 ngx_uint_t events; |
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33 } ngx_devpoll_conf_t; |
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34 |
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35 |
563 | 36 static ngx_int_t ngx_devpoll_init(ngx_cycle_t *cycle, ngx_msec_t timer); |
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37 static void ngx_devpoll_done(ngx_cycle_t *cycle); |
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38 static ngx_int_t ngx_devpoll_add_event(ngx_event_t *ev, ngx_int_t event, |
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39 ngx_uint_t flags); |
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40 static ngx_int_t ngx_devpoll_del_event(ngx_event_t *ev, ngx_int_t event, |
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41 ngx_uint_t flags); |
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42 static ngx_int_t ngx_devpoll_set_event(ngx_event_t *ev, ngx_int_t event, |
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43 ngx_uint_t flags); |
563 | 44 static ngx_int_t ngx_devpoll_process_events(ngx_cycle_t *cycle, |
45 ngx_msec_t timer, ngx_uint_t flags); | |
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47 static void *ngx_devpoll_create_conf(ngx_cycle_t *cycle); |
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48 static char *ngx_devpoll_init_conf(ngx_cycle_t *cycle, void *conf); |
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49 |
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50 static int dp = -1; |
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51 static struct pollfd *change_list, *event_list; |
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52 static ngx_uint_t nchanges, max_changes, nevents; |
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53 |
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54 static ngx_event_t **change_index; |
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56 |
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57 static ngx_str_t devpoll_name = ngx_string("/dev/poll"); |
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58 |
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59 static ngx_command_t ngx_devpoll_commands[] = { |
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60 |
499 | 61 { ngx_string("devpoll_changes"), |
62 NGX_EVENT_CONF|NGX_CONF_TAKE1, | |
63 ngx_conf_set_num_slot, | |
64 0, | |
65 offsetof(ngx_devpoll_conf_t, changes), | |
66 NULL }, | |
92
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67 |
499 | 68 { ngx_string("devpoll_events"), |
69 NGX_EVENT_CONF|NGX_CONF_TAKE1, | |
70 ngx_conf_set_num_slot, | |
71 0, | |
72 offsetof(ngx_devpoll_conf_t, events), | |
73 NULL }, | |
92
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74 |
499 | 75 ngx_null_command |
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76 }; |
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77 |
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78 |
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79 ngx_event_module_t ngx_devpoll_module_ctx = { |
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80 &devpoll_name, |
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81 ngx_devpoll_create_conf, /* create configuration */ |
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82 ngx_devpoll_init_conf, /* init configuration */ |
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83 |
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84 { |
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85 ngx_devpoll_add_event, /* add an event */ |
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86 ngx_devpoll_del_event, /* delete an event */ |
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87 ngx_devpoll_add_event, /* enable an event */ |
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88 ngx_devpoll_del_event, /* disable an event */ |
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89 NULL, /* add an connection */ |
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90 NULL, /* delete an connection */ |
380
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91 NULL, /* process the changes */ |
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92 ngx_devpoll_process_events, /* process the events */ |
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93 ngx_devpoll_init, /* init the events */ |
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94 ngx_devpoll_done, /* done the events */ |
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95 } |
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96 |
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97 }; |
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98 |
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99 ngx_module_t ngx_devpoll_module = { |
509 | 100 NGX_MODULE_V1, |
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101 &ngx_devpoll_module_ctx, /* module context */ |
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102 ngx_devpoll_commands, /* module directives */ |
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103 NGX_EVENT_MODULE, /* module type */ |
541 | 104 NULL, /* init master */ |
116
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105 NULL, /* init module */ |
541 | 106 NULL, /* init process */ |
107 NULL, /* init thread */ | |
108 NULL, /* exit thread */ | |
109 NULL, /* exit process */ | |
110 NULL, /* exit master */ | |
111 NGX_MODULE_V1_PADDING | |
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112 }; |
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113 |
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114 |
499 | 115 static ngx_int_t |
563 | 116 ngx_devpoll_init(ngx_cycle_t *cycle, ngx_msec_t timer) |
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117 { |
194
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118 size_t n; |
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119 ngx_devpoll_conf_t *dpcf; |
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120 |
115
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121 dpcf = ngx_event_get_conf(cycle->conf_ctx, ngx_devpoll_module); |
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122 |
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123 if (dp == -1) { |
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124 dp = open("/dev/poll", O_RDWR); |
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125 |
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126 if (dp == -1) { |
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127 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
128 "open(/dev/poll) failed"); |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
129 return NGX_ERROR; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
130 } |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
131 } |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
132 |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
133 if (max_changes < dpcf->changes) { |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
134 if (nchanges) { |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
135 n = nchanges * sizeof(struct pollfd); |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
136 if (write(dp, change_list, n) != (ssize_t) n) { |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
137 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
138 "write(/dev/poll) failed"); |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
139 return NGX_ERROR; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
140 } |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
141 |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
142 nchanges = 0; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
143 } |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
144 |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
145 if (change_list) { |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
146 ngx_free(change_list); |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
147 } |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
148 |
501 | 149 change_list = ngx_alloc(sizeof(struct pollfd) * dpcf->changes, |
150 cycle->log); | |
151 if (change_list == NULL) { | |
152 return NGX_ERROR; | |
153 } | |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
154 |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
155 if (change_index) { |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
156 ngx_free(change_index); |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
157 } |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
158 |
501 | 159 change_index = ngx_alloc(sizeof(ngx_event_t *) * dpcf->changes, |
160 cycle->log); | |
161 if (change_index == NULL) { | |
162 return NGX_ERROR; | |
163 } | |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
164 } |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
165 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
166 max_changes = dpcf->changes; |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
167 |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
168 if (nevents < dpcf->events) { |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
169 if (event_list) { |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
170 ngx_free(event_list); |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
171 } |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
172 |
501 | 173 event_list = ngx_alloc(sizeof(struct pollfd) * dpcf->events, |
174 cycle->log); | |
175 if (event_list == NULL) { | |
176 return NGX_ERROR; | |
177 } | |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
178 } |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
179 |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
180 nevents = dpcf->events; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
181 |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
182 ngx_io = ngx_os_io; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
183 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
184 ngx_event_actions = ngx_devpoll_module_ctx.actions; |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
185 |
543 | 186 ngx_event_flags = NGX_USE_LEVEL_EVENT|NGX_USE_FD_EVENT; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
187 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
188 return NGX_OK; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
189 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
190 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
191 |
499 | 192 static void |
193 ngx_devpoll_done(ngx_cycle_t *cycle) | |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
194 { |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
195 if (close(dp) == -1) { |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
196 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
197 "close(/dev/poll) failed"); |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
198 } |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
199 |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
200 dp = -1; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
201 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
202 ngx_free(change_list); |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
203 ngx_free(event_list); |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
204 ngx_free(change_index); |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
205 |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
206 change_list = NULL; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
207 event_list = NULL; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
208 change_index = NULL; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
209 max_changes = 0; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
210 nchanges = 0; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
211 nevents = 0; |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
212 } |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
213 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
214 |
499 | 215 static ngx_int_t |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1141
diff
changeset
|
216 ngx_devpoll_add_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags) |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
217 { |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
218 #if (NGX_DEBUG) |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
219 ngx_connection_t *c; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
220 #endif |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
221 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
222 #if (NGX_READ_EVENT != POLLIN) |
452 | 223 event = (event == NGX_READ_EVENT) ? POLLIN : POLLOUT; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
224 #endif |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
225 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
226 #if (NGX_DEBUG) |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
227 c = ev->data; |
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
228 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1141
diff
changeset
|
229 "devpoll add event: fd:%d ev:%04Xi", c->fd, event); |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
230 #endif |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
231 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
232 ev->active = 1; |
452 | 233 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
234 return ngx_devpoll_set_event(ev, event, 0); |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
235 } |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
236 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
237 |
499 | 238 static ngx_int_t |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1141
diff
changeset
|
239 ngx_devpoll_del_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags) |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
240 { |
109
a9bc21d63fe4
nginx-0.0.1-2003-07-02-18:41:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
241 ngx_event_t *e; |
a9bc21d63fe4
nginx-0.0.1-2003-07-02-18:41:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
242 ngx_connection_t *c; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
243 |
110
152567c11325
nginx-0.0.1-2003-07-02-22:51:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
109
diff
changeset
|
244 c = ev->data; |
152567c11325
nginx-0.0.1-2003-07-02-22:51:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
109
diff
changeset
|
245 |
452 | 246 #if (NGX_READ_EVENT != POLLIN) |
247 event = (event == NGX_READ_EVENT) ? POLLIN : POLLOUT; | |
248 #endif | |
249 | |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
250 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1141
diff
changeset
|
251 "devpoll del event: fd:%d ev:%04Xi", c->fd, event); |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
252 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
253 if (ngx_devpoll_set_event(ev, POLLREMOVE, flags) == NGX_ERROR) { |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
254 return NGX_ERROR; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
255 } |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
256 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
257 ev->active = 0; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
258 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
259 if (flags & NGX_CLOSE_EVENT) { |
1431
ec3833f74cc2
disable pair event on POLLREMOVE
Igor Sysoev <igor@sysoev.ru>
parents:
1354
diff
changeset
|
260 e = (event == POLLIN) ? c->write : c->read; |
ec3833f74cc2
disable pair event on POLLREMOVE
Igor Sysoev <igor@sysoev.ru>
parents:
1354
diff
changeset
|
261 |
ec3833f74cc2
disable pair event on POLLREMOVE
Igor Sysoev <igor@sysoev.ru>
parents:
1354
diff
changeset
|
262 if (e) { |
ec3833f74cc2
disable pair event on POLLREMOVE
Igor Sysoev <igor@sysoev.ru>
parents:
1354
diff
changeset
|
263 e->active = 0; |
ec3833f74cc2
disable pair event on POLLREMOVE
Igor Sysoev <igor@sysoev.ru>
parents:
1354
diff
changeset
|
264 } |
ec3833f74cc2
disable pair event on POLLREMOVE
Igor Sysoev <igor@sysoev.ru>
parents:
1354
diff
changeset
|
265 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
266 return NGX_OK; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
267 } |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
268 |
1432 | 269 /* restore the pair event if it exists */ |
109
a9bc21d63fe4
nginx-0.0.1-2003-07-02-18:41:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
270 |
452 | 271 if (event == POLLIN) { |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
272 e = c->write; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
273 event = POLLOUT; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
274 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
275 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
276 e = c->read; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
277 event = POLLIN; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
278 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
279 |
452 | 280 if (e && e->active) { |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
281 return ngx_devpoll_set_event(e, event, 0); |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
282 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
283 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
284 return NGX_OK; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
285 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
286 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
287 |
499 | 288 static ngx_int_t |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1141
diff
changeset
|
289 ngx_devpoll_set_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags) |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
290 { |
194
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
179
diff
changeset
|
291 size_t n; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
292 ngx_connection_t *c; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
293 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
294 c = ev->data; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
295 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
296 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1141
diff
changeset
|
297 "devpoll fd:%d ev:%04Xi fl:%04Xi", c->fd, event, flags); |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
298 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
299 if (nchanges >= max_changes) { |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
300 ngx_log_error(NGX_LOG_WARN, ev->log, 0, |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
301 "/dev/pool change list is filled up"); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
302 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
303 n = nchanges * sizeof(struct pollfd); |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
304 if (write(dp, change_list, n) != (ssize_t) n) { |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
305 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno, |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
306 "write(/dev/poll) failed"); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
307 return NGX_ERROR; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
308 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
309 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
310 nchanges = 0; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
311 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
312 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
313 change_list[nchanges].fd = c->fd; |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1141
diff
changeset
|
314 change_list[nchanges].events = (short) event; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
315 change_list[nchanges].revents = 0; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
316 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
317 change_index[nchanges] = ev; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
318 ev->index = nchanges; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
319 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
320 nchanges++; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
321 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
322 if (flags & NGX_CLOSE_EVENT) { |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
323 n = nchanges * sizeof(struct pollfd); |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
324 if (write(dp, change_list, n) != (ssize_t) n) { |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
325 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno, |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
326 "write(/dev/poll) failed"); |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
327 return NGX_ERROR; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
328 } |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
329 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
330 nchanges = 0; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
331 } |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
332 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
333 return NGX_OK; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
334 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
335 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
336 |
499 | 337 ngx_int_t |
563 | 338 ngx_devpoll_process_events(ngx_cycle_t *cycle, ngx_msec_t timer, |
339 ngx_uint_t flags) | |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
340 { |
1433 | 341 int events, revents, rc; |
557 | 342 size_t n; |
1433 | 343 ngx_fd_t fd; |
557 | 344 ngx_err_t err; |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
345 ngx_int_t i; |
5170
6362bd26e4b0
Events: protection from stale events in eventport and devpoll.
Valentin Bartenev <vbart@nginx.com>
parents:
4412
diff
changeset
|
346 ngx_uint_t level, instance; |
5821
3f5f0ab59b35
Events: processing of posted events changed from LIFO to FIFO.
Valentin Bartenev <vbart@nginx.com>
parents:
5820
diff
changeset
|
347 ngx_event_t *rev, *wev; |
3f5f0ab59b35
Events: processing of posted events changed from LIFO to FIFO.
Valentin Bartenev <vbart@nginx.com>
parents:
5820
diff
changeset
|
348 ngx_queue_t *queue; |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
349 ngx_connection_t *c; |
1433 | 350 struct pollfd pfd; |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
351 struct dvpoll dvp; |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
352 |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
353 /* NGX_TIMER_INFINITE == INFTIM */ |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
354 |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
355 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
557 | 356 "devpoll timer: %M", timer); |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
357 |
47
d81326c3b21b
nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
40
diff
changeset
|
358 if (nchanges) { |
d81326c3b21b
nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
40
diff
changeset
|
359 n = nchanges * sizeof(struct pollfd); |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
360 if (write(dp, change_list, n) != (ssize_t) n) { |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
361 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
47
d81326c3b21b
nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
40
diff
changeset
|
362 "write(/dev/poll) failed"); |
d81326c3b21b
nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
40
diff
changeset
|
363 return NGX_ERROR; |
d81326c3b21b
nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
40
diff
changeset
|
364 } |
567 | 365 |
366 nchanges = 0; | |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
367 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
368 |
40
d5d4f3bba6f0
nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
39
diff
changeset
|
369 dvp.dp_fds = event_list; |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
1141
diff
changeset
|
370 dvp.dp_nfds = (int) nevents; |
40
d5d4f3bba6f0
nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
39
diff
changeset
|
371 dvp.dp_timeout = timer; |
d5d4f3bba6f0
nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
39
diff
changeset
|
372 events = ioctl(dp, DP_POLL, &dvp); |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
373 |
3043 | 374 err = (events == -1) ? ngx_errno : 0; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
375 |
3473
0299cf5856fc
do not update time in the timer signal handler,
Igor Sysoev <igor@sysoev.ru>
parents:
3043
diff
changeset
|
376 if (flags & NGX_UPDATE_TIME || ngx_event_timer_alarm) { |
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents:
3474
diff
changeset
|
377 ngx_time_update(); |
563 | 378 } |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
167
diff
changeset
|
379 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
245
diff
changeset
|
380 if (err) { |
563 | 381 if (err == NGX_EINTR) { |
382 | |
383 if (ngx_event_timer_alarm) { | |
384 ngx_event_timer_alarm = 0; | |
385 return NGX_OK; | |
386 } | |
577 | 387 |
563 | 388 level = NGX_LOG_INFO; |
577 | 389 |
390 } else { | |
563 | 391 level = NGX_LOG_ALERT; |
392 } | |
393 | |
394 ngx_log_error(level, cycle->log, err, "ioctl(DP_POLL) failed"); | |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
395 return NGX_ERROR; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
396 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
397 |
567 | 398 if (events == 0) { |
399 if (timer != NGX_TIMER_INFINITE) { | |
400 return NGX_OK; | |
401 } | |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
110
diff
changeset
|
402 |
567 | 403 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
404 "ioctl(DP_POLL) returned no events without timeout"); | |
405 return NGX_ERROR; | |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
406 } |
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
407 |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
408 for (i = 0; i < events; i++) { |
1433 | 409 |
410 fd = event_list[i].fd; | |
411 revents = event_list[i].revents; | |
412 | |
413 c = ngx_cycle->files[fd]; | |
414 | |
415 if (c == NULL || c->fd == -1) { | |
416 | |
417 pfd.fd = fd; | |
418 pfd.events = 0; | |
419 pfd.revents = 0; | |
420 | |
421 rc = ioctl(dp, DP_ISPOLLED, &pfd); | |
422 | |
423 switch (rc) { | |
424 | |
425 case -1: | |
426 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
5327
6b479db5b52b
Format specifier fixes in error logging.
Sergey Kandaurov <pluknet@nginx.com>
parents:
5172
diff
changeset
|
427 "ioctl(DP_ISPOLLED) failed for socket %d, event %04Xd", |
1433 | 428 fd, revents); |
429 break; | |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
430 |
1433 | 431 case 0: |
432 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
433 "phantom event %04Xd for closed and removed socket %d", | |
434 revents, fd); | |
435 break; | |
436 | |
437 default: | |
438 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
439 "unexpected event %04Xd for closed and removed socket %d, ", | |
440 "ioctl(DP_ISPOLLED) returned rc:%d, fd:%d, event %04Xd", | |
441 revents, fd, rc, pfd.fd, pfd.revents); | |
442 | |
443 pfd.fd = fd; | |
444 pfd.events = POLLREMOVE; | |
445 pfd.revents = 0; | |
446 | |
447 if (write(dp, &pfd, sizeof(struct pollfd)) | |
448 != (ssize_t) sizeof(struct pollfd)) | |
449 { | |
450 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
5327
6b479db5b52b
Format specifier fixes in error logging.
Sergey Kandaurov <pluknet@nginx.com>
parents:
5172
diff
changeset
|
451 "write(/dev/poll) for %d failed", fd); |
1433 | 452 } |
453 | |
454 if (close(fd) == -1) { | |
455 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
456 "close(%d) failed", fd); | |
457 } | |
458 | |
459 break; | |
473 | 460 } |
461 | |
462 continue; | |
463 } | |
464 | |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
465 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
461 | 466 "devpoll: fd:%d, ev:%04Xd, rev:%04Xd", |
1433 | 467 fd, event_list[i].events, revents); |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
468 |
483 | 469 if (revents & (POLLERR|POLLHUP|POLLNVAL)) { |
1141
2b16d3959c2b
fix building without --with-debug on Solaris
Igor Sysoev <igor@sysoev.ru>
parents:
1128
diff
changeset
|
470 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
461 | 471 "ioctl(DP_POLL) error fd:%d ev:%04Xd rev:%04Xd", |
1433 | 472 fd, event_list[i].events, revents); |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
473 } |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
474 |
483 | 475 if (revents & ~(POLLIN|POLLOUT|POLLERR|POLLHUP|POLLNVAL)) { |
305
4b1a3a4acc60
nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
476 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
477 "strange ioctl(DP_POLL) events " |
461 | 478 "fd:%d ev:%04Xd rev:%04Xd", |
1433 | 479 fd, event_list[i].events, revents); |
483 | 480 } |
481 | |
482 if ((revents & (POLLERR|POLLHUP|POLLNVAL)) | |
483 && (revents & (POLLIN|POLLOUT)) == 0) | |
484 { | |
485 /* | |
486 * if the error events were returned without POLLIN or POLLOUT, | |
487 * then add these flags to handle the events at least in one | |
577 | 488 * active handler |
483 | 489 */ |
490 | |
491 revents |= POLLIN|POLLOUT; | |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
492 } |
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
493 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
494 rev = c->read; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
495 |
483 | 496 if ((revents & POLLIN) && rev->active) { |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5327
diff
changeset
|
497 rev->ready = 1; |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
498 |
563 | 499 if (flags & NGX_POST_EVENTS) { |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5327
diff
changeset
|
500 queue = rev->accept ? &ngx_posted_accept_events |
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5327
diff
changeset
|
501 : &ngx_posted_events; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
502 |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5327
diff
changeset
|
503 ngx_post_event(rev, queue); |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
504 |
563 | 505 } else { |
5170
6362bd26e4b0
Events: protection from stale events in eventport and devpoll.
Valentin Bartenev <vbart@nginx.com>
parents:
4412
diff
changeset
|
506 instance = rev->instance; |
6362bd26e4b0
Events: protection from stale events in eventport and devpoll.
Valentin Bartenev <vbart@nginx.com>
parents:
4412
diff
changeset
|
507 |
563 | 508 rev->handler(rev); |
5170
6362bd26e4b0
Events: protection from stale events in eventport and devpoll.
Valentin Bartenev <vbart@nginx.com>
parents:
4412
diff
changeset
|
509 |
5172
a4d21534cbf4
Events: fixed typos in two previous commits.
Valentin Bartenev <vbart@nginx.com>
parents:
5170
diff
changeset
|
510 if (c->fd == -1 || rev->instance != instance) { |
5170
6362bd26e4b0
Events: protection from stale events in eventport and devpoll.
Valentin Bartenev <vbart@nginx.com>
parents:
4412
diff
changeset
|
511 continue; |
6362bd26e4b0
Events: protection from stale events in eventport and devpoll.
Valentin Bartenev <vbart@nginx.com>
parents:
4412
diff
changeset
|
512 } |
563 | 513 } |
514 } | |
515 | |
516 wev = c->write; | |
517 | |
518 if ((revents & POLLOUT) && wev->active) { | |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5327
diff
changeset
|
519 wev->ready = 1; |
563 | 520 |
521 if (flags & NGX_POST_EVENTS) { | |
5820
3377f9459e99
Events: removed broken thread support from posted events.
Valentin Bartenev <vbart@nginx.com>
parents:
5327
diff
changeset
|
522 ngx_post_event(wev, &ngx_posted_events); |
563 | 523 |
524 } else { | |
525 wev->handler(wev); | |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
305
diff
changeset
|
526 } |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
527 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
528 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
529 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
530 return NGX_OK; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
531 } |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
532 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
533 |
499 | 534 static void * |
535 ngx_devpoll_create_conf(ngx_cycle_t *cycle) | |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
536 { |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
537 ngx_devpoll_conf_t *dpcf; |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
538 |
501 | 539 dpcf = ngx_palloc(cycle->pool, sizeof(ngx_devpoll_conf_t)); |
540 if (dpcf == NULL) { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
1433
diff
changeset
|
541 return NULL; |
501 | 542 } |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
543 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
544 dpcf->changes = NGX_CONF_UNSET; |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
545 dpcf->events = NGX_CONF_UNSET; |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
546 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
547 return dpcf; |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
548 } |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
549 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
550 |
499 | 551 static char * |
552 ngx_devpoll_init_conf(ngx_cycle_t *cycle, void *conf) | |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
553 { |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
554 ngx_devpoll_conf_t *dpcf = conf; |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
555 |
663 | 556 ngx_conf_init_uint_value(dpcf->changes, 32); |
557 ngx_conf_init_uint_value(dpcf->events, 32); | |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
558 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
559 return NGX_CONF_OK; |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
560 } |