OpenDNSSEC-enforcer  2.1.5
engine.h
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1 /*
2  * Copyright (c) 2009 NLNet Labs. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
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7  * 1. Redistributions of source code must retain the above copyright
8  * notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  * notice, this list of conditions and the following disclaimer in the
11  * documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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21  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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25  */
26 
32 #ifndef DAEMON_ENGINE_H
33 #define DAEMON_ENGINE_H
34 
35 #include "config.h"
36 #include <signal.h>
37 
38 typedef struct engine_struct engine_type;
39 
40 #include "daemon/cfg.h"
41 #include "cmdhandler.h"
42 #include "scheduler/task.h"
43 #include "scheduler/schedule.h"
44 #include "db/db_configuration.h"
45 #include "db/db_connection.h"
46 
47 struct engine_struct {
49 
50  pid_t pid;
51  uid_t uid;
52  gid_t gid;
53 
54  int daemonize;
58 
59  worker_type** workers;
60  schedule_type* taskq;
61  cmdhandler_type* cmdhandler;
62 
63  /* Main thread blocks on this condition when there is nothing to do */
64  pthread_cond_t signal_cond;
65  pthread_mutex_t signal_lock;
66 
68 };
69 
76 
77 
87 ods_status engine_setup(void);
88 
94 void engine_teardown(engine_type* engine);
95 
96 void engine_init(engine_type* engine, int daemonize);
97 
98 typedef void (*start_cb_t)(engine_type* engine);
99 
109 int engine_run(engine_type* engine, start_cb_t start, int single_run);
110 
116 void engine_stop(engine_type* engine);
117 
123 void engine_wakeup_workers(engine_type* engine);
126 void engine_stop_workers(engine_type* engine);
129 void engine_start_workers(engine_type* engine);
130 
132 void engine_dealloc(engine_type* engine);
133 
134 #endif /* DAEMON_ENGINE_H */
engine_struct::need_to_reload
int need_to_reload
Definition: engine.h:56
cfg.h
engine_struct::pid
pid_t pid
Definition: engine.h:50
engine_struct::signal_cond
pthread_cond_t signal_cond
Definition: engine.h:64
engine_struct::uid
uid_t uid
Definition: engine.h:51
engine_struct::cmdhandler
cmdhandler_type * cmdhandler
Definition: engine.h:61
get_database_connection
db_connection_t * get_database_connection(engine_type *engine)
Definition: engine.c:226
engine_start_workers
void engine_start_workers(engine_type *engine)
Definition: engine.c:174
engineconfig_struct
Definition: cfg.h:54
engine_struct::gid
gid_t gid
Definition: engine.h:52
db_connection.h
engine_setup
ods_status engine_setup(void)
Definition: engine.c:432
engine_dealloc
void engine_dealloc(engine_type *engine)
Definition: engine.c:97
engine_wakeup_workers
void engine_wakeup_workers(engine_type *engine)
Definition: engine.c:218
engine_struct::taskq
schedule_type * taskq
Definition: engine.h:60
db_configuration.h
engine_alloc
engine_type * engine_alloc(void)
Definition: engine.c:79
engine_stop_workers
void engine_stop_workers(engine_type *engine)
Definition: engine.c:193
engine_struct::need_to_exit
int need_to_exit
Definition: engine.h:55
engine_struct::dbcfg_list
db_configuration_list_t * dbcfg_list
Definition: engine.h:67
engine_struct::signal_lock
pthread_mutex_t signal_lock
Definition: engine.h:65
engine_run
int engine_run(engine_type *engine, start_cb_t start, int single_run)
Definition: engine.c:644
engine_struct::daemonize
int daemonize
Definition: engine.h:54
engine_struct
Definition: engine.h:47
engine_stop
void engine_stop(engine_type *engine)
start_cb_t
void(* start_cb_t)(engine_type *engine)
Definition: engine.h:98
engine_struct::config
engineconfig_type * config
Definition: engine.h:48
engine_struct::init_setup_done
int init_setup_done
Definition: engine.h:57
db_configuration_list
Definition: db_configuration.h:93
engine_struct::workers
worker_type ** workers
Definition: engine.h:59
engine_init
void engine_init(engine_type *engine, int daemonize)
Definition: engine.c:613
db_connection
Definition: db_connection.h:46
engine_teardown
void engine_teardown(engine_type *engine)
Definition: engine.c:585