# ==== Purpose ====
#
# Launch a mysqld monitoring process if needed
#
# ==== Usage ====
#
# [--let $rpl_group_replication= 1]
# --source include/spawn_monitoring_process.inc
#
# Parameters:
#   $rpl_group_replication
#     Shall we preserve some the group replication settings
#
# Please see include/restart_with_mysqld_safe.inc
#

--let $include_filename= spawn_monitoring_process.inc
--source include/begin_include_file.inc

let $have_windows = `SELECT CONVERT(@@version_compile_os using latin1) IN ("Win32", "Win64", "Windows")`;

if (!$have_windows) {
  if($rpl_group_replication)
  {
    --disable_query_log
    SET SESSION sql_log_bin= 0;
    SET @auto_increment_increment_save= @@SESSION.auto_increment_increment;
    SET @auto_increment_offset_save= @@SESSION.auto_increment_offset;
    SET @@SESSION.auto_increment_increment= 1;
    SET @@SESSION.auto_increment_offset= 1;
    CREATE TABLE gr_vars (id INT PRIMARY KEY AUTO_INCREMENT, var_name VARCHAR(64), var_value VARCHAR(256));
    INSERT INTO gr_vars (var_name, var_value)
     SELECT * FROM performance_schema.global_variables
     WHERE VARIABLE_NAME LIKE 'group_replication_ssl_mode'
     OR VARIABLE_NAME LIKE 'group_replication_gtid_assignment_block_size'
     OR VARIABLE_NAME LIKE 'slave_parallel_workers'
     OR VARIABLE_NAME LIKE 'slave_parallel_type'
     OR VARIABLE_NAME LIKE 'slave_preserve_commit_order'
     OR VARIABLE_NAME LIKE 'binlog_transaction_dependency_tracking'
     OR VARIABLE_NAME LIKE 'transaction_write_set_extraction'
     ORDER BY VARIABLE_NAME;
    --let $suite_mysqld_settings=
    --let $count_vars= `SELECT COUNT(*) FROM gr_vars`
    --let $var_id= 1
    while ( $var_id <= $count_vars )
    {
      --let $var_name= `SELECT var_name FROM gr_vars WHERE id=$var_id`
      --let $var_value= `SELECT var_value FROM gr_vars WHERE id=$var_id`
      --let $suite_mysqld_settings= $suite_mysqld_settings --loose-$var_name=$var_value
      --inc $var_id
    }
    DROP TABLE gr_vars;
    SET @@SESSION.auto_increment_increment= @auto_increment_increment_save;
    SET @@SESSION.auto_increment_offset= @auto_increment_offset_save;
    SET SESSION sql_log_bin= 1;
    --enable_query_log

    --let $mysqld_extra_settings= $mysqld_extra_settings $suite_mysqld_settings
  }

  --source include/restart_with_mysqld_safe.inc
}

--let $include_filename= spawn_monitoring_process.inc
--source include/end_include_file.inc