--source include/not_embedded.inc
call mtr.add_suppression("password and an authentication plugin");

--echo #
--echo # Create a user with mysql_native_password plugin.
--echo # The user has no password or auth_string set.
--echo #

create user u1;
GRANT SELECT ON mysql.* to u1 IDENTIFIED VIA mysql_native_password;
select user, host, password, plugin, authentication_string from mysql.user where user = 'u1';

--echo #
--echo # The user's grants should show no password at all.
--echo #
show grants for u1;
--echo #
--echo # Test to see if connecting with no password is succesful.
--echo #
--connect (con1, localhost, u1,,)
show grants;
--disconnect con1

--connection default
--echo #
--echo # Test after flushing privileges.
--echo #
flush privileges;
--connect (con1, localhost, u1,,)
show grants;
--disconnect con1

--connection default
--echo #
--echo # Now add a mysql_native password string in authentication_string.
--echo #
# Password string is SOMETHING
GRANT SELECT ON mysql.* to u1 IDENTIFIED VIA mysql_native_password
USING '*7AFEFD08B6B720E781FB000CAA418F54FA662626';
select user, host, password, plugin, authentication_string from mysql.user where user = 'u1';
--echo #
--echo # Test to see if connecting with password is succesful.
--echo #
--connect (con1, localhost, u1,'SOMETHING',)
show grants;
--disconnect con1

--connection default
--echo #
--echo # Test after flushing privileges.
--echo #
flush privileges;
--connect (con1, localhost, u1,'SOMETHING',)
show grants;
--disconnect con1
--connection default

--echo #
--echo # Now we also set a password for the user.
--echo #
set password for u1 = PASSWORD('SOMETHINGELSE');
select user, host, password, plugin, authentication_string from mysql.user where user = 'u1';

--echo #
--echo # Here we should use the password field, as that primes over
--echo # the authentication_string field.
--echo #
show grants for u1;

--echo #
--echo # Logging in with the user's password should work.
--echo #
--connect (con1, localhost, u1,'SOMETHINGELSE',)
show grants;
--disconnect con1
--connection default
--echo #
--echo # Reload privileges and test logging in again.
--echo #
flush privileges;
show grants for u1;
--echo #
--echo # Here we connect via the user's password again.
--echo #
--connect (con1, localhost, u1,'SOMETHINGELSE',)
show grants;
--disconnect con1
--connection default

--echo #
--echo # Now we remove the authentication plugin password, flush privileges and
--echo # try again.
--echo #
update mysql.user set authentication_string = '' where user='u1';
select user, host, password, plugin, authentication_string from mysql.user where user = 'u1';
flush privileges;
show grants for u1;
--echo #
--echo # Here we connect via the user's password.
--echo #
--connect (con1, localhost, u1,'SOMETHINGELSE',)
select user, host, password, plugin, authentication_string from mysql.user where user = 'u1';
--disconnect con1
--connection default

--echo #
--echo # Try and set a wrong auth_string password, with mysql_native_password.
--echo # Make sure it fails.
--echo #
--error ER_PASSWD_LENGTH
GRANT USAGE ON *.* TO u1 IDENTIFIED VIA mysql_native_password USING 'asd';
--echo #
--echo # Now set a correct password.
--echo #
GRANT SELECT ON mysql.* to u1 IDENTIFIED VIA mysql_native_password
USING '*7AFEFD08B6B720E781FB000CAA418F54FA662626';
show grants for u1;

--echo #
--echo # Test if the user can now use that password instead.
--echo #
--connect (con1, localhost, u1,'SOMETHING',)
show grants;
--disconnect con1

--echo #
--echo # Test if the user can now use that password instead, after flushing privileges;
--echo #
--connection default
flush privileges;

--connect (con1, localhost, u1,'SOMETHING',)
show grants;
--disconnect con1
--connection default

--echo #
--echo # Clear all passwords from the user.
--echo #
set password for u1 = '';
select user, host, password, plugin, authentication_string from mysql.user where user = 'u1';

--echo #
--echo # Test no password connect.
--echo #
--connect (con1, localhost, u1,,)
show grants;
--disconnect con1
--connection default

--echo #
--echo # Test no password connect, after flushing privileges.
--echo #
flush privileges;
--connect (con1, localhost, u1,,)
show grants;
--disconnect con1
--connection default

drop user u1;