mirror of
https://github.com/MariaDB/server.git
synced 2025-10-31 02:46:29 +01:00
269 lines
8 KiB
C++
269 lines
8 KiB
C++
/* Copyright (C) 2012-2020 Kentoku Shiba
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Copyright (C) 2020 MariaDB corp
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
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#define MYSQL_SERVER 1
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#include <my_global.h>
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#include "mysql_version.h"
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#include "sql_priv.h"
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#include "probes_mysql.h"
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#include "sql_class.h"
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#include "sql_partition.h"
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#include "sql_show.h"
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#include "spd_db_include.h"
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#include "spd_include.h"
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#include "spd_table.h"
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extern pthread_mutex_t spider_mem_calc_mutex;
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extern handlerton *spider_hton_ptr;
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extern const char *spider_alloc_func_name[SPIDER_MEM_CALC_LIST_NUM];
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extern const char *spider_alloc_file_name[SPIDER_MEM_CALC_LIST_NUM];
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extern ulong spider_alloc_line_no[SPIDER_MEM_CALC_LIST_NUM];
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extern ulonglong spider_total_alloc_mem[SPIDER_MEM_CALC_LIST_NUM];
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extern longlong spider_current_alloc_mem[SPIDER_MEM_CALC_LIST_NUM];
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extern ulonglong spider_alloc_mem_count[SPIDER_MEM_CALC_LIST_NUM];
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extern ulonglong spider_free_mem_count[SPIDER_MEM_CALC_LIST_NUM];
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static struct st_mysql_storage_engine spider_i_s_info =
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{ MYSQL_INFORMATION_SCHEMA_INTERFACE_VERSION };
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namespace Show {
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static ST_FIELD_INFO spider_i_s_alloc_mem_fields_info[] =
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{
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Column("ID", ULong(10), NOT_NULL, "id"),
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Column("FUNC_NAME", Varchar(64), NULLABLE, "func_name"),
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Column("FILE_NAME", Varchar(64), NULLABLE, "file_name"),
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Column("LINE_NO", ULong(10), NULLABLE, "line_no"),
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Column("TOTAL_ALLOC_MEM", ULonglong(20), NULLABLE, "total_alloc_mem"),
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Column("CURRENT_ALLOC_MEM", SLonglong(20), NULLABLE, "current_alloc_mem"),
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Column("ALLOC_MEM_COUNT", ULonglong(20), NULLABLE, "alloc_mem_count"),
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Column("FREE_MEM_COUNT", ULonglong(20), NULLABLE, "free_mem_count"),
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CEnd()
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};
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} // namespace Show
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static int spider_i_s_alloc_mem_fill_table(
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THD *thd,
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TABLE_LIST *tables,
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COND *cond
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) {
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uint roop_count;
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TABLE *table = tables->table;
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DBUG_ENTER("spider_i_s_alloc_mem_fill_table");
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if (!spider_hton_ptr)
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DBUG_RETURN(0);
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for (roop_count = 0; roop_count < SPIDER_MEM_CALC_LIST_NUM; roop_count++)
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{
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table->field[0]->store(roop_count, TRUE);
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if (spider_alloc_func_name[roop_count])
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{
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table->field[1]->set_notnull();
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table->field[2]->set_notnull();
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table->field[3]->set_notnull();
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table->field[4]->set_notnull();
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table->field[5]->set_notnull();
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table->field[6]->set_notnull();
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table->field[7]->set_notnull();
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table->field[1]->store(spider_alloc_func_name[roop_count],
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strlen(spider_alloc_func_name[roop_count]), system_charset_info);
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table->field[2]->store(spider_alloc_file_name[roop_count],
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strlen(spider_alloc_file_name[roop_count]), system_charset_info);
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table->field[3]->store(spider_alloc_line_no[roop_count], TRUE);
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pthread_mutex_lock(&spider_mem_calc_mutex);
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table->field[4]->store(spider_total_alloc_mem[roop_count], TRUE);
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table->field[5]->store(spider_current_alloc_mem[roop_count], FALSE);
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table->field[6]->store(spider_alloc_mem_count[roop_count], TRUE);
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table->field[7]->store(spider_free_mem_count[roop_count], TRUE);
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pthread_mutex_unlock(&spider_mem_calc_mutex);
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} else {
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table->field[1]->set_null();
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table->field[2]->set_null();
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table->field[3]->set_null();
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table->field[4]->set_null();
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table->field[5]->set_null();
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table->field[6]->set_null();
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table->field[7]->set_null();
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}
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if (schema_table_store_record(thd, table))
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{
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DBUG_RETURN(1);
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}
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}
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DBUG_RETURN(0);
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}
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static int spider_i_s_alloc_mem_init(
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void *p
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) {
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ST_SCHEMA_TABLE *schema = (ST_SCHEMA_TABLE *) p;
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DBUG_ENTER("spider_i_s_alloc_mem_init");
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schema->fields_info = Show::spider_i_s_alloc_mem_fields_info;
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schema->fill_table = spider_i_s_alloc_mem_fill_table;
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schema->idx_field1 = 0;
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DBUG_RETURN(0);
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}
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static int spider_i_s_alloc_mem_deinit(
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void *p
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) {
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DBUG_ENTER("spider_i_s_alloc_mem_deinit");
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DBUG_RETURN(0);
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}
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struct st_mysql_plugin spider_i_s_alloc_mem =
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{
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MYSQL_INFORMATION_SCHEMA_PLUGIN,
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&spider_i_s_info,
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"SPIDER_ALLOC_MEM",
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"Kentoku Shiba",
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"Spider memory allocating viewer",
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PLUGIN_LICENSE_GPL,
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spider_i_s_alloc_mem_init,
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spider_i_s_alloc_mem_deinit,
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0x0001,
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NULL,
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NULL,
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NULL,
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0,
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};
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struct st_maria_plugin spider_i_s_alloc_mem_maria =
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{
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MYSQL_INFORMATION_SCHEMA_PLUGIN,
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&spider_i_s_info,
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"SPIDER_ALLOC_MEM",
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"Kentoku Shiba",
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"Spider memory allocating viewer",
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PLUGIN_LICENSE_GPL,
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spider_i_s_alloc_mem_init,
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spider_i_s_alloc_mem_deinit,
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0x0100,
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NULL,
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NULL,
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"1.0",
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MariaDB_PLUGIN_MATURITY_STABLE,
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};
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extern SPIDER_DBTON spider_dbton[SPIDER_DBTON_SIZE];
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namespace Show {
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static ST_FIELD_INFO spider_i_s_wrapper_protocols_fields_info[] =
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{
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Column("WRAPPER_NAME", Varchar(NAME_CHAR_LEN), NOT_NULL, ""),
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Column("WRAPPER_VERSION", Varchar(20), NOT_NULL, ""),
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Column("WRAPPER_DESCRIPTION", Longtext(65535), NULLABLE, ""),
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Column("WRAPPER_MATURITY", Varchar(12), NOT_NULL, ""),
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CEnd()
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};
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} // namespace Show
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static int spider_i_s_wrapper_protocols_fill_table(
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THD *thd,
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TABLE_LIST *tables,
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COND *cond
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) {
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uint roop_count;
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SPIDER_DBTON *dbton;
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TABLE *table = tables->table;
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DBUG_ENTER("spider_i_s_wrapper_protocols_fill_table");
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if (!spider_hton_ptr)
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DBUG_RETURN(0);
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for (roop_count = 0; roop_count < SPIDER_DBTON_SIZE; roop_count++)
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{
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dbton = &spider_dbton[roop_count];
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if (!dbton->wrapper)
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{
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continue;
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}
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table->field[0]->store(dbton->wrapper,
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strlen(dbton->wrapper), system_charset_info);
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table->field[1]->store(dbton->version_info,
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strlen(dbton->version_info), system_charset_info);
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if (dbton->descr)
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{
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table->field[2]->set_notnull();
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table->field[2]->store(dbton->descr,
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strlen(dbton->descr), system_charset_info);
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} else {
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table->field[2]->set_null();
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}
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if (dbton->maturity <= SPIDER_MATURITY_STABLE)
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{
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table->field[3]->store(maturity_name[dbton->maturity].str,
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maturity_name[dbton->maturity].length, system_charset_info);
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} else {
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table->field[3]->store(maturity_name[0].str,
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maturity_name[0].length, system_charset_info);
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}
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if (schema_table_store_record(thd, table))
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{
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DBUG_RETURN(1);
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}
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}
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DBUG_RETURN(0);
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}
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static int spider_i_s_wrapper_protocols_init(
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void *p
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) {
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ST_SCHEMA_TABLE *schema = (ST_SCHEMA_TABLE *) p;
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DBUG_ENTER("spider_i_s_wrapper_protocols_init");
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schema->fields_info = Show::spider_i_s_wrapper_protocols_fields_info;
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schema->fill_table = spider_i_s_wrapper_protocols_fill_table;
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schema->idx_field1 = 0;
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DBUG_RETURN(0);
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}
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static int spider_i_s_wrapper_protocols_deinit(
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void *p
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) {
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DBUG_ENTER("spider_i_s_wrapper_protocols_deinit");
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DBUG_RETURN(0);
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}
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struct st_mysql_plugin spider_i_s_wrapper_protocols =
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{
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MYSQL_INFORMATION_SCHEMA_PLUGIN,
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&spider_i_s_info,
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"SPIDER_WRAPPER_PROTOCOLS",
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"Kentoku Shiba, MariaDB Corp",
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"Available wrapper protocols of Spider",
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PLUGIN_LICENSE_GPL,
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spider_i_s_wrapper_protocols_init,
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spider_i_s_wrapper_protocols_deinit,
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0x0001,
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NULL,
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NULL,
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NULL,
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0,
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};
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struct st_maria_plugin spider_i_s_wrapper_protocols_maria =
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{
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MYSQL_INFORMATION_SCHEMA_PLUGIN,
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&spider_i_s_info,
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"SPIDER_WRAPPER_PROTOCOLS",
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"Kentoku Shiba, MariaDB Corp",
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"Available wrapper protocols of Spider",
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PLUGIN_LICENSE_GPL,
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spider_i_s_wrapper_protocols_init,
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spider_i_s_wrapper_protocols_deinit,
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0x0100,
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NULL,
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NULL,
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"1.0",
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MariaDB_PLUGIN_MATURITY_STABLE,
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};
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