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source include/not_embedded.inc;
# This test checks setting a default role to a different user;
create user user_a@localhost;
create user user_b@localhost;
create role role_a;
create role role_b;
grant role_a to user_a@localhost;
grant role_b to user_b@localhost;
grant role_a to user_a@localhost;
grant select on *.* to role_a;
grant role_b to user_b@localhost;
grant insert, update on *.* to role_b;
change_user 'user_a';
# A user should not be a able to set a default role for someone else,
# if he hasn't got write access to the database.
--error ER_DBACCESS_DENIED_ERROR
set default role role_a for user_b@localhost;
# Should have the same effect as set default role role_a.
set default role role_a for user_a@localhost;
change_user 'root';
# Not even a 'root' user should be able to set an invalid role for a user.
--error ER_INVALID_ROLE
set default role invalid_role for user_a@localhost;
--error ER_INVALID_ROLE
set default role role_b for user_a@localhost;
# Make sure we can set a default role for a different user than the one that
# is actually running the command.
set default role role_b for user_b@localhost;
change_user 'user_a';
show grants;
--sorted_result
select user, host, default_role from mysql.user where user like 'user_%';
set default role NONE for current_user;
--sorted_result
select user, host, default_role from mysql.user where user like 'user_%';
set default role current_role for current_user;
--sorted_result
select user, host, default_role from mysql.user where user like 'user_%';
# Make sure we can't set a default role not granted to us, using current_user
--error ER_INVALID_ROLE
set default role role_b for current_user;
change_user 'user_b';
show grants;
--error ER_TABLEACCESS_DENIED_ERROR
select user, host, default_role from mysql.user where user like 'user_%';
# Since we have update privileges on the mysql.user table, we should
# be able to set a default role for a different user.
set default role NONE for user_a@localhost;
change_user 'user_a';
# There is no default role set any more.
show grants;
--error ER_TABLEACCESS_DENIED_ERROR
select user, host, default_role from mysql.user where user like 'user_%';
change_user 'root';
drop role role_a;
drop role role_b;
drop user user_a@localhost;
drop user user_b@localhost;
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