Authentication with user table of MySQL database.
Notice: This is a demo table. You could authenticate with any user tables.
CREATE TABLE `mqtt_users` (
`id` int(11) unsigned NOT NULL AUTO_INCREMENT,
`username` varchar(60) DEFAULT NULL,
`password` varchar(60) DEFAULT NULL,
`salt` varchar(20) DEFAULT NULL,
`created` datetime DEFAULT NULL,
PRIMARY KEY (`id`),
UNIQUE KEY `mqtt_users_username` (`username`)
) ENGINE=MyISAM AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
Please configure 'etc/plugins.config' to loade emysql and emqttd_auth_mysql plugins.