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
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
|
/* Copyright (C) 2012-2014 Kentoku Shiba
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; version 2 of the License.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#define MYSQL_SERVER 1
#include <my_global.h>
#include "mysql_version.h"
#if MYSQL_VERSION_ID < 50500
#include "mysql_priv.h"
#include <mysql/plugin.h>
#else
#include "sql_priv.h"
#include "probes_mysql.h"
#include "sql_class.h"
#include "sql_partition.h"
#include "sql_show.h"
#endif
#include "spd_db_include.h"
#include "spd_include.h"
#include "spd_table.h"
extern pthread_mutex_t spider_mem_calc_mutex;
extern const char *spider_alloc_func_name[SPIDER_MEM_CALC_LIST_NUM];
extern const char *spider_alloc_file_name[SPIDER_MEM_CALC_LIST_NUM];
extern ulong spider_alloc_line_no[SPIDER_MEM_CALC_LIST_NUM];
extern ulonglong spider_total_alloc_mem[SPIDER_MEM_CALC_LIST_NUM];
extern longlong spider_current_alloc_mem[SPIDER_MEM_CALC_LIST_NUM];
extern ulonglong spider_alloc_mem_count[SPIDER_MEM_CALC_LIST_NUM];
extern ulonglong spider_free_mem_count[SPIDER_MEM_CALC_LIST_NUM];
static struct st_mysql_storage_engine spider_i_s_info =
{ MYSQL_INFORMATION_SCHEMA_INTERFACE_VERSION };
static ST_FIELD_INFO spider_i_s_alloc_mem_fields_info[] =
{
{"ID", 10, MYSQL_TYPE_LONG, 0, MY_I_S_UNSIGNED, "id", SKIP_OPEN_TABLE},
{"FUNC_NAME", 64, MYSQL_TYPE_STRING, 0,
MY_I_S_MAYBE_NULL, "func_name", SKIP_OPEN_TABLE},
{"FILE_NAME", 64, MYSQL_TYPE_STRING, 0,
MY_I_S_MAYBE_NULL, "file_name", SKIP_OPEN_TABLE},
{"LINE_NO", 10, MYSQL_TYPE_LONG, 0,
MY_I_S_UNSIGNED | MY_I_S_MAYBE_NULL, "line_no", SKIP_OPEN_TABLE},
{"TOTAL_ALLOC_MEM", 20, MYSQL_TYPE_LONGLONG, 0,
MY_I_S_UNSIGNED | MY_I_S_MAYBE_NULL, "total_alloc_mem", SKIP_OPEN_TABLE},
{"CURRENT_ALLOC_MEM", 20, MYSQL_TYPE_LONGLONG, 0,
MY_I_S_MAYBE_NULL, "current_alloc_mem", SKIP_OPEN_TABLE},
{"ALLOC_MEM_COUNT", 20, MYSQL_TYPE_LONGLONG, 0,
MY_I_S_UNSIGNED | MY_I_S_MAYBE_NULL, "alloc_mem_count", SKIP_OPEN_TABLE},
{"FREE_MEM_COUNT", 20, MYSQL_TYPE_LONGLONG, 0,
MY_I_S_UNSIGNED | MY_I_S_MAYBE_NULL, "free_mem_count", SKIP_OPEN_TABLE},
{NULL, 0, MYSQL_TYPE_STRING, 0, 0, NULL, 0}
};
static int spider_i_s_alloc_mem_fill_table(
THD *thd,
TABLE_LIST *tables,
COND *cond
) {
uint roop_count;
TABLE *table = tables->table;
DBUG_ENTER("spider_i_s_alloc_mem_fill_table");
for (roop_count = 0; roop_count < SPIDER_MEM_CALC_LIST_NUM; roop_count++)
{
table->field[0]->store(roop_count, TRUE);
if (spider_alloc_func_name[roop_count])
{
table->field[1]->set_notnull();
table->field[2]->set_notnull();
table->field[3]->set_notnull();
table->field[4]->set_notnull();
table->field[5]->set_notnull();
table->field[6]->set_notnull();
table->field[7]->set_notnull();
table->field[1]->store(spider_alloc_func_name[roop_count],
strlen(spider_alloc_func_name[roop_count]), system_charset_info);
table->field[2]->store(spider_alloc_file_name[roop_count],
strlen(spider_alloc_file_name[roop_count]), system_charset_info);
table->field[3]->store(spider_alloc_line_no[roop_count], TRUE);
pthread_mutex_lock(&spider_mem_calc_mutex);
table->field[4]->store(spider_total_alloc_mem[roop_count], TRUE);
table->field[5]->store(spider_current_alloc_mem[roop_count], FALSE);
table->field[6]->store(spider_alloc_mem_count[roop_count], TRUE);
table->field[7]->store(spider_free_mem_count[roop_count], TRUE);
pthread_mutex_unlock(&spider_mem_calc_mutex);
} else {
table->field[1]->set_null();
table->field[2]->set_null();
table->field[3]->set_null();
table->field[4]->set_null();
table->field[5]->set_null();
table->field[6]->set_null();
table->field[7]->set_null();
}
if (schema_table_store_record(thd, table))
{
DBUG_RETURN(1);
}
}
DBUG_RETURN(0);
}
static int spider_i_s_alloc_mem_init(
void *p
) {
ST_SCHEMA_TABLE *schema = (ST_SCHEMA_TABLE *) p;
DBUG_ENTER("spider_i_s_alloc_mem_init");
schema->fields_info = spider_i_s_alloc_mem_fields_info;
schema->fill_table = spider_i_s_alloc_mem_fill_table;
schema->idx_field1 = 0;
DBUG_RETURN(0);
}
static int spider_i_s_alloc_mem_deinit(
void *p
) {
DBUG_ENTER("spider_i_s_alloc_mem_deinit");
DBUG_RETURN(0);
}
struct st_mysql_plugin spider_i_s_alloc_mem =
{
MYSQL_INFORMATION_SCHEMA_PLUGIN,
&spider_i_s_info,
"SPIDER_ALLOC_MEM",
"Kentoku Shiba",
"Spider memory allocating viewer",
PLUGIN_LICENSE_GPL,
spider_i_s_alloc_mem_init,
spider_i_s_alloc_mem_deinit,
0x0001,
NULL,
NULL,
NULL,
#if MYSQL_VERSION_ID >= 50600
0,
#endif
};
#ifdef MARIADB_BASE_VERSION
struct st_maria_plugin spider_i_s_alloc_mem_maria =
{
MYSQL_INFORMATION_SCHEMA_PLUGIN,
&spider_i_s_info,
"SPIDER_ALLOC_MEM",
"Kentoku Shiba",
"Spider memory allocating viewer",
PLUGIN_LICENSE_GPL,
spider_i_s_alloc_mem_init,
spider_i_s_alloc_mem_deinit,
0x0100,
NULL,
NULL,
"1.0",
MariaDB_PLUGIN_MATURITY_GAMMA,
};
#endif
|
