Groonga 3.0.9 Source Code Document
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Pages
ngx_cycle.h
Go to the documentation of this file.
1 
2 /*
3  * Copyright (C) Igor Sysoev
4  * Copyright (C) Nginx, Inc.
5  */
6 
7 
8 #ifndef _NGX_CYCLE_H_INCLUDED_
9 #define _NGX_CYCLE_H_INCLUDED_
10 
11 
12 #include <ngx_config.h>
13 #include <ngx_core.h>
14 
15 
16 #ifndef NGX_CYCLE_POOL_SIZE
17 #define NGX_CYCLE_POOL_SIZE NGX_DEFAULT_POOL_SIZE
18 #endif
19 
20 
21 #define NGX_DEBUG_POINTS_STOP 1
22 #define NGX_DEBUG_POINTS_ABORT 2
23 
24 
25 typedef struct ngx_shm_zone_s ngx_shm_zone_t;
26 
27 typedef ngx_int_t (*ngx_shm_zone_init_pt) (ngx_shm_zone_t *zone, void *data);
28 
29 struct ngx_shm_zone_s {
30  void *data;
31  ngx_shm_t shm;
32  ngx_shm_zone_init_pt init;
33  void *tag;
34 };
35 
36 
37 struct ngx_cycle_s {
38  void ****conf_ctx;
39  ngx_pool_t *pool;
40 
41  ngx_log_t *log;
42  ngx_log_t new_log;
43 
44  ngx_connection_t **files;
45  ngx_connection_t *free_connections;
46  ngx_uint_t free_connection_n;
47 
48  ngx_queue_t reusable_connections_queue;
49 
50  ngx_array_t listening;
51  ngx_array_t paths;
52  ngx_list_t open_files;
53  ngx_list_t shared_memory;
54 
55  ngx_uint_t connection_n;
56  ngx_uint_t files_n;
57 
58  ngx_connection_t *connections;
59  ngx_event_t *read_events;
60  ngx_event_t *write_events;
61 
62  ngx_cycle_t *old_cycle;
63 
64  ngx_str_t conf_file;
65  ngx_str_t conf_param;
66  ngx_str_t conf_prefix;
67  ngx_str_t prefix;
68  ngx_str_t lock_file;
69  ngx_str_t hostname;
70 };
71 
72 
73 typedef struct {
74  ngx_flag_t daemon;
75  ngx_flag_t master;
76 
77  ngx_msec_t timer_resolution;
78 
79  ngx_int_t worker_processes;
80  ngx_int_t debug_points;
81 
82  ngx_int_t rlimit_nofile;
83  ngx_int_t rlimit_sigpending;
84  off_t rlimit_core;
85 
86  int priority;
87 
88  ngx_uint_t cpu_affinity_n;
89  uint64_t *cpu_affinity;
90 
91  char *username;
92  ngx_uid_t user;
93  ngx_gid_t group;
94 
95  ngx_str_t working_directory;
96  ngx_str_t lock_file;
97 
98  ngx_str_t pid;
99  ngx_str_t oldpid;
100 
101  ngx_array_t env;
102  char **environment;
103 
104 #if (NGX_THREADS)
105  ngx_int_t worker_threads;
106  size_t thread_stack_size;
107 #endif
108 
109 } ngx_core_conf_t;
110 
111 
112 typedef struct {
113  ngx_pool_t *pool; /* pcre's malloc() pool */
114 } ngx_core_tls_t;
115 
116 
117 #define ngx_is_init_cycle(cycle) (cycle->conf_ctx == NULL)
118 
119 
120 ngx_cycle_t *ngx_init_cycle(ngx_cycle_t *old_cycle);
121 ngx_int_t ngx_create_pidfile(ngx_str_t *name, ngx_log_t *log);
122 void ngx_delete_pidfile(ngx_cycle_t *cycle);
123 ngx_int_t ngx_signal_process(ngx_cycle_t *cycle, char *sig);
124 void ngx_reopen_files(ngx_cycle_t *cycle, ngx_uid_t user);
125 char **ngx_set_environment(ngx_cycle_t *cycle, ngx_uint_t *last);
126 ngx_pid_t ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv);
127 uint64_t ngx_get_cpu_affinity(ngx_uint_t n);
128 ngx_shm_zone_t *ngx_shared_memory_add(ngx_conf_t *cf, ngx_str_t *name,
129  size_t size, void *tag);
130 
131 
132 extern volatile ngx_cycle_t *ngx_cycle;
133 extern ngx_array_t ngx_old_cycles;
134 extern ngx_module_t ngx_core_module;
135 extern ngx_uint_t ngx_test_config;
136 extern ngx_uint_t ngx_quiet_mode;
137 #if (NGX_THREADS)
138 extern ngx_tls_key_t ngx_core_tls_key;
139 #endif
140 
141 
142 #endif /* _NGX_CYCLE_H_INCLUDED_ */
Generated on Sun Nov 10 2013 09:49:06 for Groonga 3.0.9 Source Code Document by   doxygen 1.8.1.2