Восстановление пользователя debian-sys-maint

etc

/etc/mysql/debian.cnf

use mysql;
INSERT INTO `user` (
`Host`,
`User`,
`Password`,
`Select_priv`,
`Insert_priv`,
`Update_priv`,
`Delete_priv`,
`Create_priv`,
`Drop_priv`,
`Reload_priv`,
`Shutdown_priv`,
`Process_priv`,
`File_priv`,
`Grant_priv`,
`References_priv`,
`Index_priv`,
`Alter_priv`,
`Show_db_priv`,
`Super_priv`,
`Create_tmp_table_priv`,
`Lock_tables_priv`,
`Execute_priv`,
`Repl_slave_priv`,
`Repl_client_priv`,
`Create_view_priv`,
`Show_view_priv`,
`Create_routine_priv`,
`Alter_routine_priv`,
`Create_user_priv`,
`ssl_type`,
`ssl_cipher`,
`x509_issuer`,
`x509_subject`,
`max_questions`,
`max_updates`,
`max_connections`,
`max_user_connections`,
`authentication_string` -- MariaDB
)
VALUES (
'localhost',
'debian-sys-maint',
password('PASSWORD-HERE'),
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'Y',
'N',
'N',
'N',
'N',
'N',
'',
'',
'',
'',
0,
0,
0,
0,
''
);
UPDATE `user` SET `password`=PASSWORD('kwxnvkYtSggKS4ds') WHERE `user`='debian-sys-maint';
FLUSH PRIVILEGES;

mysql -uroot -p mysql < restore-debian.sql