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mariadb/storage/spider/spd_i_s.cc
Yuchen Pei 5d54e86c22
 MDEV-26178 spider: delete spd_environ.h 
It's virtually empty now
2024-09-10 11:15:18 +10:00

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/* Copyright (C) 2012-2020 Kentoku Shiba
Copyright (C) 2020 MariaDB corp
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
#define MYSQL_SERVER 1
#include <my_global.h>
#include "mysql_version.h"
#include "sql_priv.h"
#include "probes_mysql.h"
#include "sql_class.h"
#include "sql_partition.h"
#include "sql_show.h"
#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 };
namespace Show {
static ST_FIELD_INFO spider_i_s_alloc_mem_fields_info[] =
{
Column("ID", ULong(10), NOT_NULL, "id"),
Column("FUNC_NAME", Varchar(64), NULLABLE, "func_name"),
Column("FILE_NAME", Varchar(64), NULLABLE, "file_name"),
Column("LINE_NO", ULong(10), NULLABLE, "line_no"),
Column("TOTAL_ALLOC_MEM", ULonglong(20), NULLABLE, "total_alloc_mem"),
Column("CURRENT_ALLOC_MEM", SLonglong(20), NULLABLE, "current_alloc_mem"),
Column("ALLOC_MEM_COUNT", ULonglong(20), NULLABLE, "alloc_mem_count"),
Column("FREE_MEM_COUNT", ULonglong(20), NULLABLE, "free_mem_count"),
CEnd()
};
} // namespace Show
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;
const LEX_CSTRING spider_name={STRING_WITH_LEN("SPIDER")};
DBUG_ENTER("spider_i_s_alloc_mem_init");
if (!plugin_is_ready(&spider_name, MYSQL_STORAGE_ENGINE_PLUGIN))
DBUG_RETURN(HA_ERR_RETRY_INIT);
schema->fields_info = Show::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,
0,
};
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_STABLE,
};
extern SPIDER_DBTON spider_dbton[SPIDER_DBTON_SIZE];
namespace Show {
static ST_FIELD_INFO spider_i_s_wrapper_protocols_fields_info[] =
{
Column("WRAPPER_NAME", Varchar(NAME_CHAR_LEN), NOT_NULL, ""),
Column("WRAPPER_VERSION", Varchar(20), NOT_NULL, ""),
Column("WRAPPER_DESCRIPTION", Longtext(65535), NULLABLE, ""),
Column("WRAPPER_MATURITY", Varchar(12), NOT_NULL, ""),
CEnd()
};
} // namespace Show
static int spider_i_s_wrapper_protocols_fill_table(
THD *thd,
TABLE_LIST *tables,
COND *cond
) {
uint roop_count;
SPIDER_DBTON *dbton;
TABLE *table = tables->table;
DBUG_ENTER("spider_i_s_wrapper_protocols_fill_table");
for (roop_count = 0; roop_count < SPIDER_DBTON_SIZE; roop_count++)
{
dbton = &spider_dbton[roop_count];
if (!dbton->wrapper)
{
continue;
}
table->field[0]->store(dbton->wrapper,
strlen(dbton->wrapper), system_charset_info);
table->field[1]->store(dbton->version_info,
strlen(dbton->version_info), system_charset_info);
if (dbton->descr)
{
table->field[2]->set_notnull();
table->field[2]->store(dbton->descr,
strlen(dbton->descr), system_charset_info);
} else {
table->field[2]->set_null();
}
if (dbton->maturity <= SPIDER_MATURITY_STABLE)
{
table->field[3]->store(maturity_name[dbton->maturity].str,
maturity_name[dbton->maturity].length, system_charset_info);
} else {
table->field[3]->store(maturity_name[0].str,
maturity_name[0].length, system_charset_info);
}
if (schema_table_store_record(thd, table))
{
DBUG_RETURN(1);
}
}
DBUG_RETURN(0);
}
static int spider_i_s_wrapper_protocols_init(
void *p
) {
ST_SCHEMA_TABLE *schema = (ST_SCHEMA_TABLE *) p;
const LEX_CSTRING spider_name={STRING_WITH_LEN("SPIDER")};
DBUG_ENTER("spider_i_s_wrapper_protocols_init");
if (!plugin_is_ready(&spider_name, MYSQL_STORAGE_ENGINE_PLUGIN))
DBUG_RETURN(HA_ERR_RETRY_INIT);
schema->fields_info = Show::spider_i_s_wrapper_protocols_fields_info;
schema->fill_table = spider_i_s_wrapper_protocols_fill_table;
schema->idx_field1 = 0;
DBUG_RETURN(0);
}
static int spider_i_s_wrapper_protocols_deinit(
void *p
) {
DBUG_ENTER("spider_i_s_wrapper_protocols_deinit");
DBUG_RETURN(0);
}
struct st_mysql_plugin spider_i_s_wrapper_protocols =
{
MYSQL_INFORMATION_SCHEMA_PLUGIN,
&spider_i_s_info,
"SPIDER_WRAPPER_PROTOCOLS",
"Kentoku Shiba, MariaDB Corp",
"Available wrapper protocols of Spider",
PLUGIN_LICENSE_GPL,
spider_i_s_wrapper_protocols_init,
spider_i_s_wrapper_protocols_deinit,
0x0001,
NULL,
NULL,
NULL,
0,
};
struct st_maria_plugin spider_i_s_wrapper_protocols_maria =
{
MYSQL_INFORMATION_SCHEMA_PLUGIN,
&spider_i_s_info,
"SPIDER_WRAPPER_PROTOCOLS",
"Kentoku Shiba, MariaDB Corp",
"Available wrapper protocols of Spider",
PLUGIN_LICENSE_GPL,
spider_i_s_wrapper_protocols_init,
spider_i_s_wrapper_protocols_deinit,
0x0100,
NULL,
NULL,
"1.0",
MariaDB_PLUGIN_MATURITY_STABLE,
};
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