重新为MySQL用户分配主机访问权限

供参考，解决方案是：

UPDATE mysql.user SET host = '10.0.0.%' WHERe host = 'internalfoo' AND user != 'root';UPDATE mysql.db SET host = '10.0.0.%' WHERe host = 'internalfoo' AND user != 'root';FLUSH PRIVILEGES;