Bug#17279 user with no global privs and with create priv in db can create databases

 - Use binary charset in acl_cache, to make searches case sensitive
 - Add testcase 


mysql-test/r/grant2.result:
  Update test result
mysql-test/t/grant2.test:
  Add test case for bug#17279, checking that user with access to TESTDB can't create TEStdb
sql/sql_acl.cc:
  Use binary charset for the acl_cache to make the hash lookups case sensitive.
  Thus denying user with access to "TESTDB" access to "TEStdb"

1 files changed, 22 insertions, 0 deletions

diff --git a/mysql-test/r/grant2.result b/mysql-test/r/grant2.result
index e38953b6446..9ddd6d4281e 100644
--- a/mysql-test/r/grant2.result
+++ b/mysql-test/r/grant2.result
@@ -334,3 +334,25 @@ lock table mysql.user write;
  revoke all on *.* from 'mysqltest_1'@'localhost';
 unlock tables;
 drop user 'mysqltest_1'@'localhost';
+create database TESTDB;
+create table t2(a int);
+create temporary table t1 as select * from mysql.user;
+delete from mysql.user where host='localhost';
+INSERT INTO mysql.user VALUES
+('%','mysqltest_1',password('password'),'N','N','N','N','N','N',
+'N','N','N','N','N','N','N','N','N','N','N','N','N','N','N','N','N','N','N','N',
+'','','','',0,0,0,0);
+INSERT INTO mysql.db VALUES
+('%','TESTDB','mysqltest_1','Y','Y','Y','Y','Y','Y','N','Y','Y','Y','Y','N','Y','Y','Y','
+Y','N');
+Warnings:
+Warning	1265	Data truncated for column 'Alter_routine_priv' at row 1
+FLUSH PRIVILEGES;
+create database TEStdb;
+ERROR 42000: Access denied for user 'mysqltest_1'@'%' to database 'TEStdb'
+delete from mysql.user;
+delete from mysql.db where host='%' and user='mysqltest_1' and db='TESTDB';
+insert into mysql.user select * from t1;
+drop table t1, t2;
+drop database TESTDB;
+flush privileges;