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Bug#35996: SELECT + SHOW VIEW should be enough to display

view definition

During SHOW CREATE VIEW there is no reason to 'anonymize'
errors that name objects that a user does not have access
to. Moreover it was inconsistently implemented. For example
base tables being referenced from a view appear to be ok,
but not views. The manual on the other hand is clear: If a
user has the privileges SELECT and SHOW VIEW, the view
definition is available to that user, period. The fix
changes the behavior to support the manual.


mysql-test/r/information_schema_db.result:
  Bug#35996: Changed warnings.
mysql-test/r/view_grant.result:
  Bug#35996: Changed warnings, test result.
mysql-test/t/information_schema_db.test:
  Bug#35996: Changed test case to reflect new behavior.
mysql-test/t/view_grant.test:
  Bug#35996: Test case.
sql/sql_acl.cc:
  Bug#35996: Code no longer necessary, we may as well exempt 
  SHOW CREATE VIEW from this check.
sql/sql_show.cc:
  Bug#35996: The fix: An Internal_error_handler that hides
  most errors raised by access checking as they are not
  relevant to SHOW CREATE VIEW.
sql/table.cc:
  Bug#35996: Restricting this hack to act only when there is 
  no Internal_error_handler.
This commit is contained in:
Martin Hansson
2009-09-28 13:25:47 +02:00
parent 96665fd9cc
commit e86f08d054
7 changed files with 437 additions and 29 deletions

View File

@ -139,7 +139,7 @@ show create view testdb_1.v7;
View Create View character_set_client collation_connection
v7 CREATE ALGORITHM=UNDEFINED DEFINER=`no_such_user`@`no_such_host` SQL SECURITY DEFINER VIEW `v7` AS select `testdb_1`.`t2`.`f1` AS `f1` from `t2` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'testdb_1.v7' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
Note 1449 The user specified as a definer ('no_such_user'@'no_such_host') does not exist
show fields from testdb_1.v7;
Field Type Null Key Default Extra
f1 char(4) YES NULL
@ -169,7 +169,7 @@ show create view testdb_1.v7;
View Create View character_set_client collation_connection
v7 CREATE ALGORITHM=UNDEFINED DEFINER=`no_such_user`@`no_such_host` SQL SECURITY DEFINER VIEW `v7` AS select `testdb_1`.`t2`.`f1` AS `f1` from `t2` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'testdb_1.v7' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
Note 1449 The user specified as a definer ('no_such_user'@'no_such_host') does not exist
revoke insert(f1) on v3 from testdb_2@localhost;
revoke show view on v5 from testdb_2@localhost;
use testdb_1;
@ -187,7 +187,8 @@ ERROR 42000: SELECT command denied to user 'testdb_2'@'localhost' for table 'v7'
show create view testdb_1.v7;
ERROR 42000: SELECT command denied to user 'testdb_2'@'localhost' for table 'v7'
show create view v4;
ERROR HY000: EXPLAIN/SHOW can not be issued; lacking privileges for underlying table
View Create View character_set_client collation_connection
v4 CREATE ALGORITHM=UNDEFINED DEFINER=`testdb_2`@`localhost` SQL SECURITY DEFINER VIEW `v4` AS select `v3`.`f1` AS `f1`,`v3`.`f2` AS `f2` from `testdb_1`.`v3` latin1 latin1_swedish_ci
show fields from v4;
Field Type Null Key Default Extra
f1 char(4) YES NULL

View File

@ -606,7 +606,7 @@ SHOW CREATE VIEW v;
View Create View character_set_client collation_connection
v CREATE ALGORITHM=UNDEFINED DEFINER=`no-such-user`@`localhost` SQL SECURITY DEFINER VIEW `v` AS select `test`.`t1`.`a` AS `a` from `t1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'test.v' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
Note 1449 The user specified as a definer ('no-such-user'@'localhost') does not exist
SELECT * FROM v;
ERROR HY000: The user specified as a definer ('no-such-user'@'localhost') does not exist
DROP VIEW v;
@ -963,7 +963,7 @@ SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`no_such`@`user_1` SQL SECURITY DEFINER VIEW `v1` AS select `test`.`t1`.`i` AS `i` from `t1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
Note 1449 The user specified as a definer ('no_such'@'user_1') does not exist
ALTER ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t1;
Warnings:
Note 1449 The user specified as a definer ('no_such'@'user_1') does not exist
@ -971,7 +971,7 @@ SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=MERGE DEFINER=`no_such`@`user_1` SQL SECURITY DEFINER VIEW `v1` AS select `test`.`t1`.`i` AS `i` from `t1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
Note 1449 The user specified as a definer ('no_such'@'user_1') does not exist
ALTER ALGORITHM=TEMPTABLE DEFINER=no_such@user_2 VIEW v1 AS SELECT * FROM t1;
Warnings:
Note 1449 The user specified as a definer ('no_such'@'user_2') does not exist
@ -979,7 +979,7 @@ SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=TEMPTABLE DEFINER=`no_such`@`user_2` SQL SECURITY DEFINER VIEW `v1` AS select `test`.`t1`.`i` AS `i` from `t1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
Note 1449 The user specified as a definer ('no_such'@'user_2') does not exist
DROP VIEW v1;
DROP TABLE t1;
CREATE USER mysqluser1@localhost;
@ -1044,3 +1044,177 @@ DROP DATABASE mysqltest1;
DROP VIEW test.v3;
DROP USER mysqluser1@localhost;
USE test;
#
# Bug#35996: SELECT + SHOW VIEW should be enough to display view
# definition
#
CREATE USER mysqluser1@localhost;
CREATE DATABASE mysqltest1;
CREATE DATABASE mysqltest2;
GRANT USAGE, SELECT, CREATE VIEW, SHOW VIEW
ON mysqltest2.* TO mysqluser1@localhost;
USE mysqltest1;
CREATE TABLE t1( a INT );
CREATE TABLE t2( a INT, b INT );
CREATE FUNCTION f1() RETURNS INT RETURN 1;
CREATE VIEW v1 AS SELECT 1 AS a;
CREATE VIEW v2 AS SELECT 1 AS a, 2 AS b;
GRANT SELECT ON TABLE t1 TO mysqluser1@localhost;
GRANT SELECT (a, b) ON TABLE t2 TO mysqluser1@localhost;
GRANT EXECUTE ON FUNCTION f1 TO mysqluser1@localhost;
GRANT SELECT ON TABLE v1 TO mysqluser1@localhost;
GRANT SELECT (a, b) ON TABLE v2 TO mysqluser1@localhost;
CREATE VIEW v_t1 AS SELECT * FROM t1;
CREATE VIEW v_t2 AS SELECT * FROM t2;
CREATE VIEW v_f1 AS SELECT f1() AS a;
CREATE VIEW v_v1 AS SELECT * FROM v1;
CREATE VIEW v_v2 AS SELECT * FROM v2;
GRANT SELECT, SHOW VIEW ON v_t1 TO mysqluser1@localhost;
GRANT SELECT, SHOW VIEW ON v_t2 TO mysqluser1@localhost;
GRANT SELECT, SHOW VIEW ON v_f1 TO mysqluser1@localhost;
GRANT SELECT, SHOW VIEW ON v_v1 TO mysqluser1@localhost;
GRANT SELECT, SHOW VIEW ON v_v2 TO mysqluser1@localhost;
CREATE VIEW v_mysqluser1_t1 AS SELECT * FROM mysqltest1.t1;
CREATE VIEW v_mysqluser1_t2 AS SELECT * FROM mysqltest1.t2;
CREATE VIEW v_mysqluser1_f1 AS SELECT mysqltest1.f1() AS a;
CREATE VIEW v_mysqluser1_v1 AS SELECT * FROM mysqltest1.v1;
CREATE VIEW v_mysqluser1_v2 AS SELECT * FROM mysqltest1.v2;
SHOW CREATE VIEW mysqltest1.v_t1;
View Create View character_set_client collation_connection
v_t1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_t1` AS select `mysqltest1`.`t1`.`a` AS `a` from `mysqltest1`.`t1` latin1 latin1_swedish_ci
SHOW CREATE VIEW mysqltest1.v_t2;
View Create View character_set_client collation_connection
v_t2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_t2` AS select `mysqltest1`.`t2`.`a` AS `a`,`mysqltest1`.`t2`.`b` AS `b` from `mysqltest1`.`t2` latin1 latin1_swedish_ci
SHOW CREATE VIEW mysqltest1.v_f1;
View Create View character_set_client collation_connection
v_f1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_f1` AS select `f1`() AS `a` latin1 latin1_swedish_ci
SHOW CREATE VIEW mysqltest1.v_v1;
View Create View character_set_client collation_connection
v_v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_v1` AS select `v1`.`a` AS `a` from `mysqltest1`.`v1` latin1 latin1_swedish_ci
SHOW CREATE VIEW mysqltest1.v_v2;
View Create View character_set_client collation_connection
v_v2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_v2` AS select `v2`.`a` AS `a`,`v2`.`b` AS `b` from `mysqltest1`.`v2` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_t1;
View Create View character_set_client collation_connection
v_mysqluser1_t1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_t1` AS select `mysqltest1`.`t1`.`a` AS `a` from `mysqltest1`.`t1` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_t2;
View Create View character_set_client collation_connection
v_mysqluser1_t2 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_t2` AS select `mysqltest1`.`t2`.`a` AS `a`,`mysqltest1`.`t2`.`b` AS `b` from `mysqltest1`.`t2` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_f1;
View Create View character_set_client collation_connection
v_mysqluser1_f1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_f1` AS select `mysqltest1`.`f1`() AS `a` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_v1;
View Create View character_set_client collation_connection
v_mysqluser1_v1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_v1` AS select `v1`.`a` AS `a` from `mysqltest1`.`v1` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_v2;
View Create View character_set_client collation_connection
v_mysqluser1_v2 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_v2` AS select `v2`.`a` AS `a`,`v2`.`b` AS `b` from `mysqltest1`.`v2` latin1 latin1_swedish_ci
REVOKE SELECT ON TABLE t1 FROM mysqluser1@localhost;
REVOKE SELECT (a) ON TABLE t2 FROM mysqluser1@localhost;
REVOKE EXECUTE ON FUNCTION f1 FROM mysqluser1@localhost;
REVOKE SELECT ON TABLE v1 FROM mysqluser1@localhost;
SHOW CREATE VIEW mysqltest1.v_t1;
View Create View character_set_client collation_connection
v_t1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_t1` AS select `mysqltest1`.`t1`.`a` AS `a` from `mysqltest1`.`t1` latin1 latin1_swedish_ci
SHOW CREATE VIEW mysqltest1.v_t2;
View Create View character_set_client collation_connection
v_t2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_t2` AS select `mysqltest1`.`t2`.`a` AS `a`,`mysqltest1`.`t2`.`b` AS `b` from `mysqltest1`.`t2` latin1 latin1_swedish_ci
SHOW CREATE VIEW mysqltest1.v_f1;
View Create View character_set_client collation_connection
v_f1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_f1` AS select `f1`() AS `a` latin1 latin1_swedish_ci
SHOW CREATE VIEW mysqltest1.v_v1;
View Create View character_set_client collation_connection
v_v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_v1` AS select `v1`.`a` AS `a` from `mysqltest1`.`v1` latin1 latin1_swedish_ci
SHOW CREATE VIEW mysqltest1.v_v2;
View Create View character_set_client collation_connection
v_v2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_v2` AS select `v2`.`a` AS `a`,`v2`.`b` AS `b` from `mysqltest1`.`v2` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_t1;
View Create View character_set_client collation_connection
v_mysqluser1_t1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_t1` AS select `mysqltest1`.`t1`.`a` AS `a` from `mysqltest1`.`t1` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_t2;
View Create View character_set_client collation_connection
v_mysqluser1_t2 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_t2` AS select `mysqltest1`.`t2`.`a` AS `a`,`mysqltest1`.`t2`.`b` AS `b` from `mysqltest1`.`t2` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_f1;
View Create View character_set_client collation_connection
v_mysqluser1_f1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_f1` AS select `mysqltest1`.`f1`() AS `a` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_v1;
View Create View character_set_client collation_connection
v_mysqluser1_v1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_v1` AS select `v1`.`a` AS `a` from `mysqltest1`.`v1` latin1 latin1_swedish_ci
SHOW CREATE VIEW v_mysqluser1_v2;
View Create View character_set_client collation_connection
v_mysqluser1_v2 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_v2` AS select `v2`.`a` AS `a`,`v2`.`b` AS `b` from `mysqltest1`.`v2` latin1 latin1_swedish_ci
# Testing the case when the views reference missing objects.
# Obviously, there are no privileges to check for, so we
# need only each object type once.
DROP TABLE t1;
DROP FUNCTION f1;
DROP VIEW v1;
SHOW CREATE VIEW mysqltest1.v_t1;
View Create View character_set_client collation_connection
v_t1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_t1` AS select `mysqltest1`.`t1`.`a` AS `a` from `mysqltest1`.`t1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'mysqltest1.v_t1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
SHOW CREATE VIEW mysqltest1.v_f1;
View Create View character_set_client collation_connection
v_f1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_f1` AS select `f1`() AS `a` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'mysqltest1.v_f1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
SHOW CREATE VIEW mysqltest1.v_v1;
View Create View character_set_client collation_connection
v_v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `mysqltest1`.`v_v1` AS select `v1`.`a` AS `a` from `mysqltest1`.`v1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'mysqltest1.v_v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
SHOW CREATE VIEW v_mysqluser1_t1;
View Create View character_set_client collation_connection
v_mysqluser1_t1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_t1` AS select `mysqltest1`.`t1`.`a` AS `a` from `mysqltest1`.`t1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'mysqltest2.v_mysqluser1_t1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
SHOW CREATE VIEW v_mysqluser1_f1;
View Create View character_set_client collation_connection
v_mysqluser1_f1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_f1` AS select `mysqltest1`.`f1`() AS `a` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'mysqltest2.v_mysqluser1_f1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
SHOW CREATE VIEW v_mysqluser1_v1;
View Create View character_set_client collation_connection
v_mysqluser1_v1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_v1` AS select `v1`.`a` AS `a` from `mysqltest1`.`v1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'mysqltest2.v_mysqluser1_v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
REVOKE SHOW VIEW ON v_t1 FROM mysqluser1@localhost;
REVOKE SHOW VIEW ON v_f1 FROM mysqluser1@localhost;
REVOKE SHOW VIEW ON v_v1 FROM mysqluser1@localhost;
SHOW CREATE VIEW mysqltest1.v_t1;
ERROR 42000: SHOW VIEW command denied to user 'mysqluser1'@'localhost' for table 'v_t1'
SHOW CREATE VIEW mysqltest1.v_f1;
ERROR 42000: SHOW VIEW command denied to user 'mysqluser1'@'localhost' for table 'v_f1'
SHOW CREATE VIEW mysqltest1.v_v1;
ERROR 42000: SHOW VIEW command denied to user 'mysqluser1'@'localhost' for table 'v_v1'
SHOW CREATE VIEW v_mysqluser1_t1;
View Create View character_set_client collation_connection
v_mysqluser1_t1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_t1` AS select `mysqltest1`.`t1`.`a` AS `a` from `mysqltest1`.`t1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'mysqltest2.v_mysqluser1_t1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
SHOW CREATE VIEW v_mysqluser1_f1;
View Create View character_set_client collation_connection
v_mysqluser1_f1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_f1` AS select `mysqltest1`.`f1`() AS `a` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'mysqltest2.v_mysqluser1_f1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
SHOW CREATE VIEW v_mysqluser1_v1;
View Create View character_set_client collation_connection
v_mysqluser1_v1 CREATE ALGORITHM=UNDEFINED DEFINER=`mysqluser1`@`localhost` SQL SECURITY DEFINER VIEW `v_mysqluser1_v1` AS select `v1`.`a` AS `a` from `mysqltest1`.`v1` latin1 latin1_swedish_ci
Warnings:
Warning 1356 View 'mysqltest2.v_mysqluser1_v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
DROP USER mysqluser1@localhost;
DROP DATABASE mysqltest1;
DROP DATABASE mysqltest2;
USE test;
CREATE TABLE t1( a INT );
CREATE DEFINER = no_such_user@no_such_host VIEW v1 AS SELECT * FROM t1;
Warnings:
Note 1449 The user specified as a definer ('no_such_user'@'no_such_host') does not exist
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`no_such_user`@`no_such_host` SQL SECURITY DEFINER VIEW `v1` AS select `test`.`t1`.`a` AS `a` from `t1` latin1 latin1_swedish_ci
Warnings:
Note 1449 The user specified as a definer ('no_such_user'@'no_such_host') does not exist
DROP TABLE t1;
DROP VIEW v1;

View File

@ -184,7 +184,6 @@ show fields from testdb_1.v7;
--error ER_TABLEACCESS_DENIED_ERROR
show create view testdb_1.v7;
--error ER_VIEW_NO_EXPLAIN
show create view v4;
#--error ER_VIEW_NO_EXPLAIN
show fields from v4;

View File

@ -1382,6 +1382,127 @@ DROP VIEW test.v3;
DROP USER mysqluser1@localhost;
USE test;
--echo #
--echo # Bug#35996: SELECT + SHOW VIEW should be enough to display view
--echo # definition
--echo #
-- source include/not_embedded.inc
CREATE USER mysqluser1@localhost;
CREATE DATABASE mysqltest1;
CREATE DATABASE mysqltest2;
GRANT USAGE, SELECT, CREATE VIEW, SHOW VIEW
ON mysqltest2.* TO mysqluser1@localhost;
USE mysqltest1;
CREATE TABLE t1( a INT );
CREATE TABLE t2( a INT, b INT );
CREATE FUNCTION f1() RETURNS INT RETURN 1;
CREATE VIEW v1 AS SELECT 1 AS a;
CREATE VIEW v2 AS SELECT 1 AS a, 2 AS b;
GRANT SELECT ON TABLE t1 TO mysqluser1@localhost;
GRANT SELECT (a, b) ON TABLE t2 TO mysqluser1@localhost;
GRANT EXECUTE ON FUNCTION f1 TO mysqluser1@localhost;
GRANT SELECT ON TABLE v1 TO mysqluser1@localhost;
GRANT SELECT (a, b) ON TABLE v2 TO mysqluser1@localhost;
CREATE VIEW v_t1 AS SELECT * FROM t1;
CREATE VIEW v_t2 AS SELECT * FROM t2;
CREATE VIEW v_f1 AS SELECT f1() AS a;
CREATE VIEW v_v1 AS SELECT * FROM v1;
CREATE VIEW v_v2 AS SELECT * FROM v2;
GRANT SELECT, SHOW VIEW ON v_t1 TO mysqluser1@localhost;
GRANT SELECT, SHOW VIEW ON v_t2 TO mysqluser1@localhost;
GRANT SELECT, SHOW VIEW ON v_f1 TO mysqluser1@localhost;
GRANT SELECT, SHOW VIEW ON v_v1 TO mysqluser1@localhost;
GRANT SELECT, SHOW VIEW ON v_v2 TO mysqluser1@localhost;
--connect (connection1, localhost, mysqluser1,, mysqltest2)
CREATE VIEW v_mysqluser1_t1 AS SELECT * FROM mysqltest1.t1;
CREATE VIEW v_mysqluser1_t2 AS SELECT * FROM mysqltest1.t2;
CREATE VIEW v_mysqluser1_f1 AS SELECT mysqltest1.f1() AS a;
CREATE VIEW v_mysqluser1_v1 AS SELECT * FROM mysqltest1.v1;
CREATE VIEW v_mysqluser1_v2 AS SELECT * FROM mysqltest1.v2;
SHOW CREATE VIEW mysqltest1.v_t1;
SHOW CREATE VIEW mysqltest1.v_t2;
SHOW CREATE VIEW mysqltest1.v_f1;
SHOW CREATE VIEW mysqltest1.v_v1;
SHOW CREATE VIEW mysqltest1.v_v2;
SHOW CREATE VIEW v_mysqluser1_t1;
SHOW CREATE VIEW v_mysqluser1_t2;
SHOW CREATE VIEW v_mysqluser1_f1;
SHOW CREATE VIEW v_mysqluser1_v1;
SHOW CREATE VIEW v_mysqluser1_v2;
--connection default
REVOKE SELECT ON TABLE t1 FROM mysqluser1@localhost;
REVOKE SELECT (a) ON TABLE t2 FROM mysqluser1@localhost;
REVOKE EXECUTE ON FUNCTION f1 FROM mysqluser1@localhost;
REVOKE SELECT ON TABLE v1 FROM mysqluser1@localhost;
--connection connection1
SHOW CREATE VIEW mysqltest1.v_t1;
SHOW CREATE VIEW mysqltest1.v_t2;
SHOW CREATE VIEW mysqltest1.v_f1;
SHOW CREATE VIEW mysqltest1.v_v1;
SHOW CREATE VIEW mysqltest1.v_v2;
SHOW CREATE VIEW v_mysqluser1_t1;
SHOW CREATE VIEW v_mysqluser1_t2;
SHOW CREATE VIEW v_mysqluser1_f1;
SHOW CREATE VIEW v_mysqluser1_v1;
SHOW CREATE VIEW v_mysqluser1_v2;
--connection default
--echo # Testing the case when the views reference missing objects.
--echo # Obviously, there are no privileges to check for, so we
--echo # need only each object type once.
DROP TABLE t1;
DROP FUNCTION f1;
DROP VIEW v1;
--connection connection1
SHOW CREATE VIEW mysqltest1.v_t1;
SHOW CREATE VIEW mysqltest1.v_f1;
SHOW CREATE VIEW mysqltest1.v_v1;
SHOW CREATE VIEW v_mysqluser1_t1;
SHOW CREATE VIEW v_mysqluser1_f1;
SHOW CREATE VIEW v_mysqluser1_v1;
--connection default
REVOKE SHOW VIEW ON v_t1 FROM mysqluser1@localhost;
REVOKE SHOW VIEW ON v_f1 FROM mysqluser1@localhost;
REVOKE SHOW VIEW ON v_v1 FROM mysqluser1@localhost;
--connection connection1
--error ER_TABLEACCESS_DENIED_ERROR
SHOW CREATE VIEW mysqltest1.v_t1;
--error ER_TABLEACCESS_DENIED_ERROR
SHOW CREATE VIEW mysqltest1.v_f1;
--error ER_TABLEACCESS_DENIED_ERROR
SHOW CREATE VIEW mysqltest1.v_v1;
SHOW CREATE VIEW v_mysqluser1_t1;
SHOW CREATE VIEW v_mysqluser1_f1;
SHOW CREATE VIEW v_mysqluser1_v1;
--disconnect connection1
--connection default
DROP USER mysqluser1@localhost;
DROP DATABASE mysqltest1;
DROP DATABASE mysqltest2;
USE test;
CREATE TABLE t1( a INT );
CREATE DEFINER = no_such_user@no_such_host VIEW v1 AS SELECT * FROM t1;
SHOW CREATE VIEW v1;
DROP TABLE t1;
DROP VIEW v1;
# Wait till we reached the initial number of concurrent sessions
--source include/wait_until_count_sessions.inc