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create user foo@localhost;
grant create user on *.* to foo@localhost;
create role role1;
create role role2 with admin current_user;
create role role3 with admin current_role;
ERROR 0L000: Invalid definer
create role role3 with admin role1;
create role role4 with admin root@localhost;
create role role5 with admin root@localhost;
ERROR 42000: Access denied; you need (at least one of) the SUPER privilege(s) for this operation
create role role5 with admin role3;
ERROR 42000: Access denied; you need (at least one of) the SUPER privilege(s) for this operation
create role role5 with admin foo@localhost;
call mtr.add_suppression("Invalid roles_mapping table entry user:'foo@bar', rolename:'role6'");
create role role6 with admin foo@bar;
Warnings:
Note 1449 The user specified as a definer ('foo'@'bar') does not exist
create user bar with admin current_user;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'admin current_user' at line 1
grant role1 to foo@localhost with admin option;
grant role2 to foo@localhost;
grant role2 to role1;
grant role4 to role3 with admin option;
grant select on *.* to foo@localhost with admin option;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'admin option' at line 1
show grants for foo@localhost;
Grants for foo@localhost
GRANT CREATE USER ON *.* TO 'foo'@'localhost'
GRANT role1 TO 'foo'@'localhost' WITH ADMIN OPTION
GRANT role2 TO 'foo'@'localhost'
GRANT role5 TO 'foo'@'localhost' WITH ADMIN OPTION
show grants for role1;
Grants for role1
GRANT USAGE ON *.* TO 'role1'
GRANT USAGE ON *.* TO 'role2'
GRANT USAGE ON *.* TO 'role3'
GRANT USAGE ON *.* TO 'role4'
GRANT role2 TO 'role1'
GRANT role3 TO 'role1' WITH ADMIN OPTION
GRANT role4 TO 'role3' WITH ADMIN OPTION
show grants for role4;
Grants for role4
GRANT USAGE ON *.* TO 'role4'
select * from mysql.roles_mapping;
Host User Role Admin_option
role1 role2 N
role1 role3 Y
role3 role4 Y
bar foo role6 Y
localhost foo role1 Y
localhost foo role2 N
localhost foo role5 Y
localhost root role1 Y
localhost root role2 Y
localhost root role4 Y
flush privileges;
show grants for foo@localhost;
Grants for foo@localhost
GRANT CREATE USER ON *.* TO 'foo'@'localhost'
GRANT role1 TO 'foo'@'localhost' WITH ADMIN OPTION
GRANT role2 TO 'foo'@'localhost'
GRANT role5 TO 'foo'@'localhost' WITH ADMIN OPTION
show grants for role1;
Grants for role1
GRANT USAGE ON *.* TO 'role1'
GRANT USAGE ON *.* TO 'role2'
GRANT USAGE ON *.* TO 'role3'
GRANT USAGE ON *.* TO 'role4'
GRANT role2 TO 'role1'
GRANT role3 TO 'role1' WITH ADMIN OPTION
GRANT role4 TO 'role3' WITH ADMIN OPTION
show grants for role4;
Grants for role4
GRANT USAGE ON *.* TO 'role4'
select * from information_schema.applicable_roles;
GRANTEE ROLE_NAME IS_GRANTABLE IS_DEFAULT
role1 role2 NO NULL
role1 role3 YES NULL
role3 role4 YES NULL
root@localhost role1 YES NO
root@localhost role2 YES NO
root@localhost role4 YES NO
grant role2 to role1 with admin option;
revoke role1 from foo@localhost;
revoke admin option for role4 from role3;
revoke admin option for role2 from foo@localhost;
revoke admin option for role1 from root@localhost;
show grants for foo@localhost;
Grants for foo@localhost
GRANT CREATE USER ON *.* TO 'foo'@'localhost'
GRANT role2 TO 'foo'@'localhost'
GRANT role5 TO 'foo'@'localhost' WITH ADMIN OPTION
show grants for role1;
Grants for role1
GRANT USAGE ON *.* TO 'role1'
GRANT USAGE ON *.* TO 'role2'
GRANT USAGE ON *.* TO 'role3'
GRANT USAGE ON *.* TO 'role4'
GRANT role2 TO 'role1' WITH ADMIN OPTION
GRANT role3 TO 'role1' WITH ADMIN OPTION
GRANT role4 TO 'role3'
show grants for role4;
Grants for role4
GRANT USAGE ON *.* TO 'role4'
select * from mysql.roles_mapping;
Host User Role Admin_option
role1 role2 Y
role1 role3 Y
role3 role4 N
bar foo role6 Y
localhost foo role2 N
localhost foo role5 Y
localhost root role1 N
localhost root role2 Y
localhost root role4 Y
flush privileges;
show grants for foo@localhost;
Grants for foo@localhost
GRANT CREATE USER ON *.* TO 'foo'@'localhost'
GRANT role2 TO 'foo'@'localhost'
GRANT role5 TO 'foo'@'localhost' WITH ADMIN OPTION
show grants for role1;
Grants for role1
GRANT USAGE ON *.* TO 'role1'
GRANT USAGE ON *.* TO 'role2'
GRANT USAGE ON *.* TO 'role3'
GRANT USAGE ON *.* TO 'role4'
GRANT role2 TO 'role1' WITH ADMIN OPTION
GRANT role3 TO 'role1' WITH ADMIN OPTION
GRANT role4 TO 'role3'
show grants for role4;
Grants for role4
GRANT USAGE ON *.* TO 'role4'
select * from information_schema.applicable_roles;
GRANTEE ROLE_NAME IS_GRANTABLE IS_DEFAULT
role1 role2 YES NULL
role1 role3 YES NULL
role3 role4 NO NULL
root@localhost role1 NO NO
root@localhost role2 YES NO
root@localhost role4 YES NO
grant role1 to role4;
ERROR 28000: Access denied for user 'root'@'localhost'
grant role1 to role4 with admin option;
ERROR 28000: Access denied for user 'root'@'localhost'
grant role3 to role2;
revoke role3 from role2;
grant role4 to role2 with admin option;
revoke role2 from current_user;
revoke role4 from current_user;
grant role4 to current_user;
drop role role1, role2, role3, role4, role5, role6;
drop user foo@localhost;
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