INSTALL PLUGIN version_tokens SONAME 'version_token.so';
CREATE FUNCTION version_tokens_set RETURNS STRING SONAME 'version_token.so';
SET GLOBAL binlog_error_action=IGNORE_ERROR;
set global super_read_only=1;
SET AUTOCOMMIT=0;
set @@global.binlog_checksum=IF(floor((rand()*1000)%2),"CRC32","NONE");