Mercurial > hg > nginx

annotate src/event/modules/ngx_epoll_module.c @ 253:b6793bc5034b

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nginx-0.0.2-2004-02-09-10:46:43 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 09 Feb 2004 07:46:43 +0000
parents 008276b9e061
children 8e39cab6abd5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1
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2 /*
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3 * Copyright (C) 2002-2004 Igor Sysoev, http://sysoev.ru/en/
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4 */
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5
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6
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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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11
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12 #if (TEST_BUILD_EPOLL)
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13
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14 /* epoll declarations */
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15
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16 #define EPOLLIN 0x001
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17 #define EPOLLPRI 0x002
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18 #define EPOLLOUT 0x004
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19 #define EPOLLRDNORM 0x040
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20 #define EPOLLRDBAND 0x080
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21 #define EPOLLWRNORM 0x100
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22 #define EPOLLWRBAND 0x200
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23 #define EPOLLMSG 0x400
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24 #define EPOLLERR 0x008
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25 #define EPOLLHUP 0x010
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26
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27 #define EPOLLET 0x80000000
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28 #define EPOLLONESHOT 0x40000000
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29
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30 #define EPOLL_CTL_ADD 1
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31 #define EPOLL_CTL_DEL 2
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32 #define EPOLL_CTL_MOD 3
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33
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34 typedef union epoll_data {
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35 void *ptr;
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36 int fd;
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37 uint32_t u32;
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38 uint64_t u64;
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39 } epoll_data_t;
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40
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41 struct epoll_event {
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42 uint32_t events;
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43 epoll_data_t data;
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44 };
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45
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46 int epoll_create(int size);
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47 int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event);
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48 int epoll_wait(int epfd, struct epoll_event *events, int nevents, int timeout);
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49
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50 int epoll_create(int size)
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51 {
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52 return -1;
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53 }
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54
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55 int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event)
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56 {
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57 return -1;
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58 }
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59
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60 int epoll_wait(int epfd, struct epoll_event *events, int nevents, int timeout)
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61 {
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62 return -1;
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63 }
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64
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65 #endif
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66
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67
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68 typedef struct {
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69 u_int events;
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70 } ngx_epoll_conf_t;
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71
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72
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73 static int ngx_epoll_init(ngx_cycle_t *cycle);
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74 static void ngx_epoll_done(ngx_cycle_t *cycle);
246
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75 static int ngx_epoll_add_event(ngx_event_t *ev, int event, u_int flags);
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76 static int ngx_epoll_del_event(ngx_event_t *ev, int event, u_int flags);
245
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77 static int ngx_epoll_add_connection(ngx_connection_t *c);
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78 static int ngx_epoll_del_connection(ngx_connection_t *c);
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79 static int ngx_epoll_process_events(ngx_log_t *log);
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80
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81 static void *ngx_epoll_create_conf(ngx_cycle_t *cycle);
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82 static char *ngx_epoll_init_conf(ngx_cycle_t *cycle, void *conf);
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83
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84 static int ep = -1;
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85 static struct epoll_event *event_list;
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86 static u_int nevents;
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87
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88
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89 static ngx_str_t epoll_name = ngx_string("epoll");
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90
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91 static ngx_command_t ngx_epoll_commands[] = {
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92
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93 {ngx_string("epoll_events"),
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94 NGX_EVENT_CONF|NGX_CONF_TAKE1,
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95 ngx_conf_set_num_slot,
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96 0,
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97 offsetof(ngx_epoll_conf_t, events),
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98 NULL},
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99
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100 ngx_null_command
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101 };
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102
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103
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104 ngx_event_module_t ngx_epoll_module_ctx = {
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105 &epoll_name,
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106 ngx_epoll_create_conf, /* create configuration */
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107 ngx_epoll_init_conf, /* init configuration */
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108
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109 {
246
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110 ngx_epoll_add_event, /* add an event */
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111 ngx_epoll_del_event, /* delete an event */
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112 ngx_epoll_add_event, /* enable an event */
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113 ngx_epoll_del_event, /* disable an event */
245
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114 ngx_epoll_add_connection, /* add an connection */
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115 ngx_epoll_del_connection, /* delete an connection */
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diff changeset
116 ngx_epoll_process_events, /* process the events */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
117 ngx_epoll_init, /* init the events */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
118 ngx_epoll_done, /* done the events */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
119 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
120 };
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
121
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
122 ngx_module_t ngx_epoll_module = {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
123 NGX_MODULE,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
124 &ngx_epoll_module_ctx, /* module context */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
125 ngx_epoll_commands, /* module directives */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
126 NGX_EVENT_MODULE, /* module type */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
127 NULL, /* init module */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
128 NULL /* init child */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
129 };
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
130
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
131
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
132 static int ngx_epoll_init(ngx_cycle_t *cycle)
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
133 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
134 size_t n;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
135 ngx_epoll_conf_t *epcf;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
136
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
137 epcf = ngx_event_get_conf(cycle->conf_ctx, ngx_epoll_module);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
138
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
139 if (ep == -1) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
140 ep = epoll_create(/* STUB: open_files / 2 */ 512);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
141
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
142 if (ep == -1) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
143 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
144 "epoll_create() failed");
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
145 return NGX_ERROR;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
146 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
149 if (nevents < epcf->events) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
150 if (event_list) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
151 ngx_free(event_list);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
152 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
153
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
154 event_list = ngx_alloc(sizeof(struct epoll_event) * epcf->events,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
155 cycle->log);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
156 if (event_list == NULL) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
157 return NGX_ERROR;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
158 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
159 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
160
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
161 nevents = epcf->events;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
162
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163 ngx_io = ngx_os_io;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
165 ngx_event_actions = ngx_epoll_module_ctx.actions;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
166
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167 ngx_event_flags = NGX_USE_EDGE_EVENT;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
168
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
169 return NGX_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
170 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
173 static void ngx_epoll_done(ngx_cycle_t *cycle)
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
174 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
175 if (close(ep) == -1) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
176 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
177 "epoll close() failed");
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
178 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
179
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
180 ep = -1;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
181
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
182 ngx_free(event_list);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
183
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
184 event_list = NULL;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
185 nevents = 0;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
186 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
187
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
188
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
189 static int ngx_epoll_add_event(ngx_event_t *ev, int event, u_int flags)
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
190 {
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
191 struct epoll_event ee;
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
192 ngx_connection_t *c;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
193
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
194 c = ev->data;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
195
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
196 #if (NGX_READ_EVENT != EPOLLIN) || (NGX_WRITE_EVENT != EPOLLOUT)
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
197 if (event == NGX_READ_EVENT) {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
198 event = EPOLLIN;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
199
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
200 } else {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
201 event = EPOLLOUT;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
202 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
203 #endif
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
204
253
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
205 ee.events = event|EPOLLET;
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
206 ee.data.ptr = (void *) ((uintptr_t) c | c->read->instance);
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
207
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
208 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
253
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
209 "epoll add event: fd:%d ev:%08X", c->fd, ee.events);
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
210
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
211 if (epoll_ctl(ep, EPOLL_CTL_ADD, c->fd, &ee) == -1) {
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
212 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
213 "epoll_ctl(EPOLL_CTL_MOD, %d) failed", c->fd);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
214 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
215 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
216
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
217 ev->active = 1;
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
218
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
219 return NGX_OK;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
220 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
221
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
222
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
223 static int ngx_epoll_del_event(ngx_event_t *ev, int event, u_int flags)
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
224 {
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
225 struct epoll_event ee;
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
226 ngx_connection_t *c;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
227
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
228 c = ev->data;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
229
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
230 ee.events = 0;
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
231 ee.data.ptr = NULL;
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
232
253
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
233 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
234 "epoll del event: fd:%d", c->fd);
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
235
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
236 if (epoll_ctl(ep, EPOLL_CTL_DEL, c->fd, &ee) == -1) {
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
237 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
238 "epoll_ctl(EPOLL_CTL_MOD, %d) failed", c->fd);
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
239 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
240 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
241
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
242 ev->active = 0;
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
243
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
244 return NGX_OK;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
245 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
247
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
248 static int ngx_epoll_add_connection(ngx_connection_t *c)
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
249 {
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
250 struct epoll_event ee;
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
251
253
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
252 ee.events = EPOLLIN|EPOLLOUT|EPOLLET;
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
253 ee.data.ptr = (void *) ((uintptr_t) c | c->read->instance);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
254
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
255 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
253
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
256 "epoll add connection: fd:%d ev:%08X", c->fd, ee.events);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
257
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
258 if (epoll_ctl(ep, EPOLL_CTL_ADD, c->fd, &ee) == -1) {
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
259 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
260 "epoll_ctl(EPOLL_CTL_ADD, %d) failed", c->fd);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
261 return NGX_ERROR;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
262 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
263
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
264 c->read->active = 1;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
265 c->write->active = 1;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
266
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
267 return NGX_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
268 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
269
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
270
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
271 static int ngx_epoll_del_connection(ngx_connection_t *c)
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
272 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
273 c->read->active = 0;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
274 c->write->active = 0;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
275
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
276 return NGX_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
277 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
278
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
279
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
280 int ngx_epoll_process_events(ngx_log_t *log)
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
281 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
282 int events;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
283 ngx_int_t instance, i;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
284 size_t n;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
285 ngx_msec_t timer;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
286 ngx_err_t err;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
287 ngx_cycle_t **cycle;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
288 struct timeval tv;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
289 ngx_connection_t *c;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
290 ngx_epoch_msec_t delta;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
291
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
292
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
293 timer = ngx_event_find_timer();
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
294 ngx_old_elapsed_msec = ngx_elapsed_msec;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
295
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
296 if (timer == 0) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
297 timer = (ngx_msec_t) -1;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
298 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
299
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
300 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "epoll timer: %d", timer);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
301
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
302 events = epoll_wait(ep, event_list, nevents, timer);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
303
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
304 if (events == -1) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
305 err = ngx_errno;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
306 } else {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
307 err = 0;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
308 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
309
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
310 ngx_gettimeofday(&tv);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
311 ngx_time_update(tv.tv_sec);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
312
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
313 delta = ngx_elapsed_msec;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
314 ngx_elapsed_msec = tv.tv_sec * 1000 + tv.tv_usec / 1000 - ngx_start_msec;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
315
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
316 if (timer != (ngx_msec_t) -1) {
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
317 delta = ngx_elapsed_msec - delta;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
318
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
319 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
320 "epoll timer: %d, delta: %d", timer, (int) delta);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
321 } else {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
322 if (events == 0) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
323 ngx_log_error(NGX_LOG_ALERT, log, 0,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
324 "epoll_wait() returned no events without timeout");
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
325 return NGX_ERROR;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
326 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
327 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
328
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
329 if (err) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
330 ngx_log_error((err == NGX_EINTR) ? NGX_LOG_INFO : NGX_LOG_ALERT,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
331 log, err, "epoll_wait() failed");
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
332 return NGX_ERROR;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
333 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
334
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
335 for (i = 0; i < events; i++) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
336 c = event_list[i].data.ptr;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
337
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
338 instance = (uintptr_t) c & 1;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
339 c = (ngx_connection_t *) ((uintptr_t) c & (uintptr_t) ~1);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
340
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
341 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, log, 0,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
342 "epoll: fd:%d ev:%04X d:" PTR_FMT,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
343 c->fd, event_list[i].events, event_list[i].data);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
344
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
345 if (c->read->instance != instance) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
346
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
347 /*
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
348 * the stale event from a file descriptor
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
349 * that was just closed in this iteration
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
350 */
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
351
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
352 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
353 "epoll: stale event " PTR_FMT, c);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
354 continue;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
355 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
356
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
357 if (event_list[i].events & (EPOLLERR|EPOLLHUP)) {
253
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
358 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0,
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
359 "epoll_wait() error on fd:%d ev:%04X",
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
360 c->fd, event_list[i].events);
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
361 }
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
362
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
363 if (event_list[i].events & ~(EPOLLIN|EPOLLOUT|EPOLLERR|EPOLLHUP)) {
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
364 ngx_log_error(NGX_LOG_ALERT, log, 0,
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
365 "strange epoll_wait() events fd:%d ev:%04X",
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
366 c->fd, event_list[i].events);
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
367 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
368
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
369 if ((event_list[i].events & (EPOLLIN|EPOLLERR|EPOLLHUP))
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
370 && c->read->active)
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
371 {
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
372 c->read->ready = 1;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
373 c->read->event_handler(c->read);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
374 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
375
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
376 if ((event_list[i].events & (EPOLLOUT|EPOLLERR|EPOLLHUP))
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
377 && c->write->active)
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
378 {
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
379 c->write->ready = 1;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
380 c->write->event_handler(c->write);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
381 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
382 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
383
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
384 if (timer != (ngx_msec_t) -1 && delta) {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
385 ngx_event_expire_timers((ngx_msec_t) delta);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
386 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
387
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
388 return NGX_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
389 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
390
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
391
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
392 static void *ngx_epoll_create_conf(ngx_cycle_t *cycle)
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
393 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
394 ngx_epoll_conf_t *epcf;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
395
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
396 ngx_test_null(epcf, ngx_palloc(cycle->pool, sizeof(ngx_epoll_conf_t)),
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
397 NGX_CONF_ERROR);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
398
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
399 epcf->events = NGX_CONF_UNSET;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
400
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
401 return epcf;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
402 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
403
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
404
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
405 static char *ngx_epoll_init_conf(ngx_cycle_t *cycle, void *conf)
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
406 {
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
407 ngx_epoll_conf_t *epcf = conf;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
408
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
409 ngx_conf_init_unsigned_value(epcf->events, 512);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
410
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
411 return NGX_CONF_OK;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
412 }