1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
/*
** ZABBIX
** Copyright (C) 2000-2007 SIA Zabbix
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
**/
#ifndef ZABBIX_DBCACHE_H
#define ZABBIX_DBCACHE_H
#define ZBX_DC_CACHE struct zbx_dc_cache_type
#define ZBX_DC_HISTORY struct zbx_dc_history_type
#define ZBX_DC_ITEM struct zbx_dc_item_type
#define ZBX_DC_POOL struct zbx_dc_pool_type
#define ZBX_DC_TREND struct zbx_dc_trend_type
#define ZBX_HISTORY_SIZE 100000
#define ZBX_TREND_SIZE 100000
#define ZBX_ITEMS_SIZE 10000
#define ZBX_TREND_OP_UPDATE 0
#define ZBX_TREND_OP_INSERT 1
extern char *CONFIG_FILE;
ZBX_DC_HISTORY
{
zbx_uint64_t itemid;
int clock;
int value_type;
union
{
double value_float;
zbx_uint64_t value_uint64;
char value_str[MAX_HISTORY_STR_LEN+1];
} value;
};
ZBX_DC_TREND
{
int operation;
zbx_uint64_t itemid;
int clock;
int num;
double value_min;
double value_max;
double value_avg;
};
ZBX_DC_ITEM
{
zbx_uint64_t itemid;
ZBX_DC_TREND trend;
};
ZBX_DC_POOL
{
int history_count;
ZBX_DC_HISTORY history[ZBX_HISTORY_SIZE];
int trends_count;
ZBX_DC_TREND trends[ZBX_TREND_SIZE];
};
ZBX_DC_CACHE
{
int items_count;
ZBX_DC_ITEM items[ZBX_ITEMS_SIZE];
ZBX_DC_POOL pool;
};
int DCadd_trend(zbx_uint64_t itemid, double value, int clock);
int DCadd_history(zbx_uint64_t itemid, double value, int clock);
int DCadd_history_uint(zbx_uint64_t itemid, zbx_uint64_t value, int clock);
int DCadd_history_str(zbx_uint64_t itemid, char *value, int clock);
void DCshow(void);
void DCsync(void);
void DCsync_all(void);
void init_database_cache(void);
void free_database_cache(void);
#endif
|