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MDEV-26080: SHOW GRANTS does not quote role names properly for DEFAULT ROLE

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- Proceed with commit fafb35ee517f309d9e507f6e3908caca5d8cd257

Reviewed by: serg@mariadb.com
This commit is contained in:
Anel Husakovic 2021-07-07 10:58:25 +02:00
parent 07fade6d18
commit 3fbe30024f
8 changed files with 48 additions and 18 deletions
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21
mysql-test/main/grant5.result
View File

@ -46,7 +46,7 @@ SHOW GRANTS FOR test_user;
Grants for test_user@%
GRANT `test_role` TO `test_user`@`%`
GRANT USAGE ON *.* TO `test_user`@`%`
SET DEFAULT ROLE test_role FOR 'test_user'@'%'
SET DEFAULT ROLE `test_role` FOR `test_user`@`%`
SET DEFAULT ROLE NONE for test_user;
SHOW GRANTS FOR test_user;
Grants for test_user@%
@ -60,7 +60,7 @@ GRANT `test_role` TO `root`@`localhost` WITH ADMIN OPTION
GRANT ALL PRIVILEGES ON *.* TO `root`@`localhost` WITH GRANT OPTION
GRANT PROXY ON ''@'%' TO 'root'@'localhost' WITH GRANT OPTION
GRANT USAGE ON *.* TO `test_role`
SET DEFAULT ROLE test_role FOR 'root'@'localhost'
SET DEFAULT ROLE `test_role` FOR `root`@`localhost`
SET DEFAULT ROLE NONE;
SHOW GRANTS;
Grants for root@localhost
@ -164,4 +164,21 @@ drop user 'user1'@'localhost';
drop user 'fetch'@'localhost';
drop user 'user-1'@'localhost';
drop user 'O\'Brien'@'localhost';
#
# MDEV-26080 SHOW GRANTS does not quote role names properly for DEFAULT ROLE
#
CREATE USER 'test-user';
CREATE ROLE `r``o'l"e`;
select user from mysql.user where is_role='Y';
user
r`o'l"e
GRANT `r``o'l"e` TO 'test-user';
SET DEFAULT ROLE `r``o'l"e` FOR 'test-user';
SHOW GRANTS FOR 'test-user';
Grants for test-user@%
GRANT `r``o'l"e` TO `test-user`@`%`
GRANT USAGE ON *.* TO `test-user`@`%`
SET DEFAULT ROLE `r``o'l"e` FOR `test-user`@`%`
DROP ROLE `r``o'l"e`;
DROP USER 'test-user';
# End of 10.3 tests

14
mysql-test/main/grant5.test
View File

@ -121,4 +121,18 @@ drop user 'fetch'@'localhost';
drop user 'user-1'@'localhost';
drop user 'O\'Brien'@'localhost';
--echo #
--echo # MDEV-26080 SHOW GRANTS does not quote role names properly for DEFAULT ROLE
--echo #
CREATE USER 'test-user';
CREATE ROLE `r``o'l"e`;
select user from mysql.user where is_role='Y';
GRANT `r``o'l"e` TO 'test-user';
SET DEFAULT ROLE `r``o'l"e` FOR 'test-user';
# it is expected that quotes won't be shown correctly
SHOW GRANTS FOR 'test-user';
DROP ROLE `r``o'l"e`;
DROP USER 'test-user';
--echo # End of 10.3 tests

2
mysql-test/main/mysql_upgrade.result
View File

@ -858,7 +858,7 @@ GRANT `aRole` TO `root`@`localhost` WITH ADMIN OPTION
GRANT ALL PRIVILEGES ON *.* TO `root`@`localhost` WITH GRANT OPTION
GRANT PROXY ON ''@'%' TO 'root'@'localhost' WITH GRANT OPTION
GRANT USAGE ON *.* TO `aRole`
SET DEFAULT ROLE aRole FOR 'root'@'localhost'
SET DEFAULT ROLE `aRole` FOR `root`@`localhost`
SET DEFAULT ROLE NONE;
SHOW GRANTS;
Grants for root@localhost

2
mysql-test/suite/roles/set_default_role_clear.result
View File

@ -17,7 +17,7 @@ Grants for test_user@localhost
GRANT `test_role` TO `test_user`@`localhost`
GRANT USAGE ON *.* TO `test_user`@`localhost`
GRANT SELECT ON *.* TO `test_role`
SET DEFAULT ROLE test_role FOR 'test_user'@'localhost'
SET DEFAULT ROLE `test_role` FOR `test_user`@`localhost`
select user, host, default_role from mysql.user where user='test_user';
user host default_role
test_user localhost test_role

4
mysql-test/suite/roles/set_default_role_for.result
View File

@ -21,7 +21,7 @@ Grants for user_a@localhost
GRANT `role_a` TO `user_a`@`localhost`
GRANT USAGE ON *.* TO `user_a`@`localhost`
GRANT SELECT ON *.* TO `role_a`
SET DEFAULT ROLE role_a FOR 'user_a'@'localhost'
SET DEFAULT ROLE `role_a` FOR `user_a`@`localhost`
select user, host, default_role from mysql.user where user like 'user_%';
user host default_role
user_a localhost role_a
@ -43,7 +43,7 @@ Grants for user_b@localhost
GRANT `role_b` TO `user_b`@`localhost`
GRANT USAGE ON *.* TO `user_b`@`localhost`
GRANT INSERT, UPDATE ON *.* TO `role_b`
SET DEFAULT ROLE role_b FOR 'user_b'@'localhost'
SET DEFAULT ROLE `role_b` FOR `user_b`@`localhost`
select user, host, default_role from mysql.user where user like 'user_%';
ERROR 42000: SELECT command denied to user 'user_b'@'localhost' for table 'user'
insert ignore into mysql.user (user, host) values ('someuser', 'somehost');

6
mysql-test/suite/roles/set_default_role_invalid.result
View File

@ -24,7 +24,7 @@ Grants for test_user@localhost
GRANT `test_role` TO `test_user`@`localhost`
GRANT USAGE ON *.* TO `test_user`@`localhost`
GRANT SELECT ON *.* TO `test_role`
SET DEFAULT ROLE test_role FOR 'test_user'@'localhost'
SET DEFAULT ROLE `test_role` FOR `test_user`@`localhost`
select user, host, default_role from mysql.user where user='test_user';
user host default_role
test_user localhost test_role
@ -72,7 +72,7 @@ GRANT `r1` TO `b`@`%`
GRANT `r2` TO `b`@`%`
GRANT USAGE ON *.* TO `b`@`%`
GRANT SELECT ON `mysql`.* TO `b`@`%`
SET DEFAULT ROLE r2 FOR 'b'@'%'
SET DEFAULT ROLE `r2` FOR `b`@`%`
SET DEFAULT ROLE r1 FOR a;
ERROR 42000: Access denied for user 'b'@'%' to database 'mysql'
SELECT CURRENT_ROLE;
@ -98,7 +98,7 @@ GRANT `r1` TO `b`@`%`
GRANT `r2` TO `b`@`%`
GRANT USAGE ON *.* TO `b`@`%`
GRANT SELECT, UPDATE ON `mysql`.* TO `b`@`%`
SET DEFAULT ROLE r2 FOR 'b'@'%'
SET DEFAULT ROLE `r2` FOR `b`@`%`
SET DEFAULT ROLE r1 FOR a;
ERROR OP000: User `a@%` has not been granted role `r1`
SET DEFAULT ROLE invalid_role;

4
mysql-test/suite/roles/set_default_role_new_connection.result
View File

@ -23,7 +23,7 @@ Grants for test_user@localhost
GRANT `test_role` TO `test_user`@`localhost`
GRANT USAGE ON *.* TO `test_user`@`localhost`
GRANT SELECT ON *.* TO `test_role`
SET DEFAULT ROLE test_role FOR 'test_user'@'localhost'
SET DEFAULT ROLE `test_role` FOR `test_user`@`localhost`
select user, host, default_role from mysql.user where user = 'test_user';
user host default_role
test_user localhost test_role
@ -52,7 +52,7 @@ Grants for test_user@localhost
GRANT `test_role` TO `test_user`@`localhost`
GRANT USAGE ON *.* TO `test_user`@`localhost`
GRANT SELECT ON *.* TO `test_role`
SET DEFAULT ROLE test_role FOR 'test_user'@'localhost'
SET DEFAULT ROLE `test_role` FOR `test_user`@`localhost`
select user, host, default_role from mysql.user where user = 'test_user';
user host default_role
test_user localhost test_role

13
sql/sql_acl.cc
View File

@ -8847,14 +8847,13 @@ static bool show_default_role(THD *thd, ACL_USER *acl_entry,
String def_str(buff, buffsize, system_charset_info);
def_str.length(0);
def_str.append(STRING_WITH_LEN("SET DEFAULT ROLE "));
def_str.append(&def_rolename);
def_str.append(" FOR '");
def_str.append(&acl_entry->user);
append_identifier(thd, &def_str, def_rolename.str, def_rolename.length);
def_str.append(" FOR ");
append_identifier(thd, &def_str, acl_entry->user.str, acl_entry->user.length);
DBUG_ASSERT(!(acl_entry->flags & IS_ROLE));
def_str.append(STRING_WITH_LEN("'@'"));
def_str.append(acl_entry->host.hostname, acl_entry->hostname_length,
system_charset_info);
def_str.append('\'');
def_str.append('@');
append_identifier(thd, &def_str, acl_entry->host.hostname,
acl_entry->hostname_length);
protocol->prepare_for_resend();
protocol->store(def_str.ptr(),def_str.length(),def_str.charset());
if (protocol->write())