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#
# MDEV-5215 Granted to PUBLIC
#
#
# Test DB/TABLE/COLUMN privileges in queries
#
SHOW GRANTS FOR PUBLIC;
Grants for PUBLIC
create user testuser;
create database testdb1;
use testdb1;
create table t1 (a int, b int);
insert into t1 values (1,2);
create database testdb2;
use testdb2;
create table t2 (a int, b int);
insert into t2 values (1,2);
create table t3 (a int, b int);
insert into t3 values (1,2);
connect  testuser,localhost,testuser,,;
select * from testdb1.t1;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for table `testdb1`.`t1`
select * from testdb2.t2;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for table `testdb2`.`t2`
select b from testdb2.t3;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for table `testdb2`.`t3`
select a from testdb2.t3;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for table `testdb2`.`t3`
connection default;
GRANT SELECT ON testdb1.* to PUBLIC;
GRANT SELECT ON testdb2.t2 to PUBLIC;
GRANT SELECT (b) ON testdb2.t3 to PUBLIC;
connection testuser;
select * from testdb1.t1;
a	b
1	2
select * from testdb2.t2;
a	b
1	2
select b from testdb2.t3;
b
2
select a from testdb2.t3;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for column 'a' in table 't3'
show grants;
Grants for testuser@%
GRANT USAGE ON *.* TO `testuser`@`%`
GRANT SELECT ON `testdb1`.* TO PUBLIC
GRANT SELECT ON `testdb2`.`t2` TO PUBLIC
GRANT SELECT (`b`) ON `testdb2`.`t3` TO PUBLIC
show grants for testuser@'%';
Grants for testuser@%
GRANT USAGE ON *.* TO `testuser`@`%`
connection default;
disconnect testuser;
# check that the privileges are correctly read by acl_load
flush privileges;
connect  testuser,localhost,testuser,,;
select * from testdb1.t1;
a	b
1	2
select * from testdb2.t2;
a	b
1	2
select b from testdb2.t3;
b
2
select a from testdb2.t3;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for column 'a' in table 't3'
connection default;
use test;
disconnect testuser;
REVOKE SELECT ON testdb1.* from PUBLIC;
REVOKE SELECT ON testdb2.t2 from PUBLIC;
REVOKE SELECT (b) ON testdb2.t3 from PUBLIC;
drop user testuser;
drop database testdb1;
drop database testdb2;
#
# test global process list privilege and EXECUTE db level
#
create user testuser;
create database testdb;
use testdb;
create procedure p1 () select 1;
connect  testuser,localhost,testuser,,;
select user,db from information_schema.processlist where user='root';
user	db
call testdb.p1();
ERROR 42000: execute command denied to user 'testuser'@'%' for routine 'testdb.p1'
connection default;
GRANT PROCESS ON *.* to PUBLIC;
GRANT EXECUTE ON testdb.* to PUBLIC;
disconnect testuser;
connect  testuser,localhost,testuser,,;
select user,db from information_schema.processlist where user='root';
user	db
root	testdb
call testdb.p1();
1
1
connection default;
disconnect testuser;
# check that the privileges are correctly read by acl_load
flush privileges;
connect  testuser,localhost,testuser,,;
select user,db from information_schema.processlist where user='root';
user	db
root	testdb
call testdb.p1();
1
1
connection default;
use test;
disconnect testuser;
REVOKE PROCESS ON *.* from PUBLIC;
REVOKE EXECUTE ON testdb.* from PUBLIC;
drop user testuser;
drop database testdb;
#
# test DB privilege to allow USE statement
#
create user testuser;
create database testdb;
connect  testuser,localhost,testuser,,;
use testdb;
ERROR 42000: Access denied for user 'testuser'@'%' to database 'testdb'
connection default;
GRANT LOCK TABLES ON testdb.* to PUBLIC;
connection testuser;
use testdb;
connection default;
disconnect testuser;
# check that the privileges are correctly read by acl_load
flush privileges;
connect  testuser,localhost,testuser,,;
use testdb;
connection default;
use test;
disconnect testuser;
REVOKE LOCK TABLES ON testdb.* from PUBLIC;
drop user testuser;
drop database testdb;
#
# test DB privilege to allow USE statement (as above)
# test current db privileges
#
create user testuser;
create database testdb;
use testdb;
create table t1 (a int);
insert into t1 values (1);
GRANT LOCK TABLES ON testdb.* to PUBLIC;
connect  testuser,localhost,testuser,,;
use testdb;
update t1 set a=a+1;
ERROR 42000: UPDATE command denied to user 'testuser'@'localhost' for table `testdb`.`t1`
connection default;
GRANT UPDATE,SELECT ON testdb.* to PUBLIC;
connection testuser;
use testdb;
update t1 set a=a+1;
connection default;
select * from testdb.t1;
a
2
use test;
disconnect testuser;
REVOKE LOCK TABLES ON testdb.* from PUBLIC;
REVOKE UPDATE,SELECT ON testdb.* from PUBLIC;
drop user testuser;
drop database testdb;
#
# test DB privilege to allow USE statement (as above)
# test table/column privileges in current DB
#
create user testuser;
create database testdb;
use testdb;
create table t1 (a int);
insert into t1 values (1);
create table t2 (a int, b int);
insert into t2 values (1,2);
GRANT LOCK TABLES ON testdb.* to PUBLIC;
connect  testuser,localhost,testuser,,;
use testdb;
delete from t1;
ERROR 42000: DELETE command denied to user 'testuser'@'localhost' for table `testdb`.`t1`
select b from t2;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for table `testdb`.`t2`
select a from t2;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for table `testdb`.`t2`
connection default;
GRANT DELETE ON testdb.t1 to PUBLIC;
GRANT SELECT (a) ON testdb.t2 to PUBLIC;
connection testuser;
use testdb;
delete from t1;
select a from t2;
a
1
select b from t2;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for column 'b' in table 't2'
connection default;
select * from testdb.t1;
a
insert into t1 values (1);
disconnect testuser;
# check that the privileges are correctly read by acl_load
flush privileges;
connect  testuser,localhost,testuser,,;
use testdb;
delete from t1;
select a from t2;
a
1
select b from t2;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for column 'b' in table 't2'
connection default;
select * from testdb.t1;
a
use test;
disconnect testuser;
REVOKE ALL PRIVILEGES, GRANT OPTION from `PUBLIC`;
SHOW GRANTS FOR PUBLIC;
Grants for PUBLIC
drop user testuser;
drop database testdb;
#
# test function privilege
#
create user testuser;
create database testdb;
use testdb;
create function f1() returns int return 2;
connect  testuser,localhost,testuser,,;
alter function testdb.f1 comment "A stupid function";
ERROR 42000: alter routine command denied to user 'testuser'@'%' for routine 'testdb.f1'
select testdb.f1();
ERROR 42000: execute command denied to user 'testuser'@'%' for routine 'testdb.f1'
connection default;
GRANT ALTER ROUTINE ON testdb.* to PUBLIC;
connection testuser;
alter function testdb.f1 comment "A stupid function";
select testdb.f1();
ERROR 42000: execute command denied to user 'testuser'@'%' for routine 'testdb.f1'
connection default;
disconnect testuser;
# check that the privileges are correctly read by acl_load
flush privileges;
connect  testuser,localhost,testuser,,;
alter function testdb.f1 comment "A stupid function";
select testdb.f1();
ERROR 42000: execute command denied to user 'testuser'@'%' for routine 'testdb.f1'
connection default;
use test;
disconnect testuser;
REVOKE ALTER ROUTINE ON testdb.* from PUBLIC;
drop function testdb.f1;
drop user testuser;
drop database testdb;
#
# bug with automatically added PUBLIC role
#
# automaticly added PUBLIC
delete from mysql.global_priv where user="PUBLIC";
flush privileges;
GRANT SELECT on test.* to PUBLIC;
REVOKE SELECT on test.* from PUBLIC;
create user testuser;
create database testdb1;
use testdb1;
create table t1 (a int, b int);
insert into t1 values (1,2);
connect  testuser,localhost,testuser,,;
select * from testdb1.t1;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for table `testdb1`.`t1`
connection default;
disconnect testuser;
drop user testuser;
drop database testdb1;
#
# check assigning privileges via GRAND role TO PUBLIC
#
create user testuser;
create database testdb1;
use testdb1;
create table t1 (a int, b int);
# check that user do not have rights
connect  testuser,localhost,testuser,,*NO-ONE*;
select * from testdb1.t1;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for table `testdb1`.`t1`
connection default;
give rights to everyone via assigning the role to public
create role roletest;
GRANT SELECT ON testdb1.* TO roletest;
GRANT roletest TO PUBLIC;
connection testuser;
select * from testdb1.t1;
a	b
connection default;
disconnect testuser;
# check that the privileges are correctly read by acl_load
flush privileges;
connect  testuser,localhost,testuser,,*NO-ONE*;
select * from testdb1.t1;
a	b
connection default;
# drop role...
drop role roletest;
# ... and check that user does not have rights again
connection testuser;
select * from testdb1.t1;
ERROR 42000: SELECT command denied to user 'testuser'@'localhost' for table `testdb1`.`t1`
connection default;
disconnect testuser;
drop user testuser;
drop database testdb1;
# clean up
delete from mysql.global_priv where user="PUBLIC";
flush privileges;
#
# MDEV-29752 SHOW GRANTS FOR PUBLIC should work for all users
#
create database dbtest;
create user `testuser`@`%`;
GRANT USAGE ON *.* TO `testuser`@`%`;
GRANT ALL PRIVILEGES ON `dbtest`.* TO `PUBLIC`;
connect  testuser,localhost,testuser,,;
show grants for public;
Grants for PUBLIC
GRANT ALL PRIVILEGES ON `dbtest`.* TO PUBLIC
show grants for testuser;
Grants for testuser@%
GRANT USAGE ON *.* TO `testuser`@`%`
connection default;
disconnect testuser;
REVOKE ALL PRIVILEGES ON `dbtest`.* FROM `PUBLIC`;
REVOKE USAGE ON *.* FROM `testuser`@`%`;
drop user `testuser`@`%`;
drop database dbtest;
# clean up
delete from mysql.global_priv where user="PUBLIC";
flush privileges;