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--
-- This program is free software; you can redistribute it and/or modify
-- it under the terms of the GNU General Public License, version 2.0,
-- as published by the Free Software Foundation.
--
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-- permission to link the program and your derivative works with the
-- separately licensed software that they have included with MySQL.
--
-- 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, version 2.0, 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 St, Fifth Floor, Boston, MA 02110-1301 USA

DROP PROCEDURE IF EXISTS ps_setup_show_enabled;

DELIMITER $$

CREATE DEFINER='mysql.sys'@'localhost' PROCEDURE ps_setup_show_enabled (
        IN in_show_instruments BOOLEAN,
        IN in_show_threads BOOLEAN
    )
    COMMENT '
Description
-----------

Shows all currently enabled Performance Schema configuration.

Parameters
-----------

in_show_instruments (BOOLEAN):
  Whether to print enabled instruments (can print many items)

in_show_threads (BOOLEAN):
  Whether to print enabled threads

Example
-----------

mysql> CALL sys.ps_setup_show_enabled(TRUE, TRUE);
+----------------------------+
| performance_schema_enabled |
+----------------------------+
|                          1 |
+----------------------------+
1 row in set (0.00 sec)

+---------------+
| enabled_users |
+---------------+
| \'%\'@\'%\'       |
+---------------+
1 row in set (0.01 sec)

+-------------+---------+---------+-------+
| object_type | objects | enabled | timed |
+-------------+---------+---------+-------+
| EVENT       | %.%     | YES     | YES   |
| FUNCTION    | %.%     | YES     | YES   |
| PROCEDURE   | %.%     | YES     | YES   |
| TABLE       | %.%     | YES     | YES   |
| TRIGGER     | %.%     | YES     | YES   |
+-------------+---------+---------+-------+
5 rows in set (0.01 sec)

+---------------------------+
| enabled_consumers         |
+---------------------------+
| events_statements_current |
| global_instrumentation    |
| thread_instrumentation    |
| statements_digest         |
+---------------------------+
4 rows in set (0.05 sec)

+---------------------------------+-------------+
| enabled_threads                 | thread_type |
+---------------------------------+-------------+
| sql/main                        | BACKGROUND  |
| sql/thread_timer_notifier       | BACKGROUND  |
| innodb/io_ibuf_thread           | BACKGROUND  |
| innodb/io_log_thread            | BACKGROUND  |
| innodb/io_read_thread           | BACKGROUND  |
| innodb/io_read_thread           | BACKGROUND  |
| innodb/io_write_thread          | BACKGROUND  |
| innodb/io_write_thread          | BACKGROUND  |
| innodb/page_cleaner_thread      | BACKGROUND  |
| innodb/srv_lock_timeout_thread  | BACKGROUND  |
| innodb/srv_error_monitor_thread | BACKGROUND  |
| innodb/srv_monitor_thread       | BACKGROUND  |
| innodb/srv_master_thread        | BACKGROUND  |
| innodb/srv_purge_thread         | BACKGROUND  |
| innodb/srv_worker_thread        | BACKGROUND  |
| innodb/srv_worker_thread        | BACKGROUND  |
| innodb/srv_worker_thread        | BACKGROUND  |
| innodb/buf_dump_thread          | BACKGROUND  |
| innodb/dict_stats_thread        | BACKGROUND  |
| sql/signal_handler              | BACKGROUND  |
| sql/compress_gtid_table         | FOREGROUND  |
| root@localhost                  | FOREGROUND  |
+---------------------------------+-------------+
22 rows in set (0.01 sec)

+-------------------------------------+-------+
| enabled_instruments                 | timed |
+-------------------------------------+-------+
| wait/io/file/sql/map                | YES   |
| wait/io/file/sql/binlog             | YES   |
...
| statement/com/Error                 | YES   |
| statement/com/                      | YES   |
| idle                                | YES   |
+-------------------------------------+-------+
210 rows in set (0.08 sec)

Query OK, 0 rows affected (0.89 sec)
'
    SQL SECURITY INVOKER
    DETERMINISTIC
    READS SQL DATA
BEGIN
    SELECT @@performance_schema AS performance_schema_enabled;

    -- In 5.7.6 and later the setup_actors table has an ENABLED column to
    -- specify whether the actor is enabled. Before that all actors matched
    -- in the setup_actors table were enabled.
    SELECT CONCAT('\'', user, '\'@\'', host, '\'') AS enabled_users
      FROM performance_schema.setup_actors
     /*!50706 WHERE enabled = 'YES' */
     ORDER BY enabled_users;

    SELECT object_type,
           CONCAT(object_schema, '.', object_name) AS objects,
           enabled,
           timed
      FROM performance_schema.setup_objects
     WHERE enabled = 'YES'
     ORDER BY object_type, objects;

    SELECT name AS enabled_consumers
      FROM performance_schema.setup_consumers
     WHERE enabled = 'YES'
     ORDER BY enabled_consumers;

    IF (in_show_threads) THEN
        SELECT IF(name = 'thread/sql/one_connection', 
                  CONCAT(processlist_user, '@', processlist_host), 
                  REPLACE(name, 'thread/', '')) AS enabled_threads,
        TYPE AS thread_type
          FROM performance_schema.threads
         WHERE INSTRUMENTED = 'YES'
         ORDER BY enabled_threads;
    END IF;

    IF (in_show_instruments) THEN
        SELECT name AS enabled_instruments,
               timed
          FROM performance_schema.setup_instruments
         WHERE enabled = 'YES'
         ORDER BY enabled_instruments;
    END IF;
END$$

DELIMITER ;
