config root man

#
# WL#9262: All system tables should support 32 character length user names
#
call mtr.add_suppression("Cannot load from mysql.*. The table is probably corrupted");
CREATE USER user_name_robert_golebiowski1234@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char;
GRANT ALL PRIVILEGES ON *.* TO user_name_robert_golebiowski1234@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char WITH GRANT OPTION;
CREATE USER user_name_robert_golebiowski1234@localhost;
GRANT ALL PRIVILEGES ON *.* TO user_name_robert_golebiowski1234@localhost WITH GRANT OPTION;
CREATE USER some_user@localhost;
# This will change CURRENT_USER from user_name_robert_golebiowski1234@localhost to
# user_name_robert_golebiowski1234@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char
# We have to do this in the server code as we are not able to simulate connecting to
# such a host from MTR
SET DEBUG='+d,wl_9262_set_max_length_hostname';
FLUSH PRIVILEGES;
SET DEBUG='-d,wl_9262_set_max_length_hostname';
SELECT CURRENT_USER();
CURRENT_USER()
user_name_robert_golebiowski1234@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char
CREATE DATABASE db_1;
CREATE TABLE db_1.test_table(ID INT);
# This should just work and Grantor should not be truncated
GRANT SELECT ON db_1.test_table TO some_user@localhost;
SELECT Grantor FROM mysql.tables_priv WHERE USER = 'some_user';
Grantor
user_name_robert_golebiowski1234@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char
SELECT LENGTH(Grantor) FROM mysql.tables_priv WHERE USER = 'some_user';
LENGTH(Grantor)
93
DROP USER user_name_robert_golebiowski1234@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char;
DROP USER user_name_robert_golebiowski1234@localhost;
DROP USER some_user@localhost;
DROP DATABASE db_1;
#Make sure CURRENT_USER is root@localhost
SELECT CURRENT_USER();
CURRENT_USER()
root@localhost
# Changing mysql.tables_priv.Grantor column to char(77) - i.e. old layout (5.7.12)
SET @orig_sql_mode= @@sql_mode;
SET sql_mode='';
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
ALTER TABLE mysql.tables_priv
MODIFY Grantor char(77) DEFAULT '' NOT NULL;
SET sql_mode= @orig_sql_mode;
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
# Now let us do the same for the procedure privileges
# Changing mysql.procs_priv.Grantor column to char(77) - i.e. old layout (5.7.12)
SET @orig_sql_mode= @@sql_mode;
SET sql_mode='';
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
ALTER TABLE mysql.procs_priv
MODIFY Grantor char(77) DEFAULT '' NOT NULL;
SET sql_mode= @orig_sql_mode;
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
CREATE DATABASE db_1;
CREATE TABLE db_1.test_table(ID INT);
CREATE USER user_name_robert_golebiowski@localhost;
ERROR HY000: Cannot load from mysql.procs_priv. The table is probably corrupted
GRANT ALL PRIVILEGES ON *.* TO user_name_robert_golebiowski@localhost WITH GRANT OPTION;
ERROR 42000: Can't find any matching row in the user table
#Create user with length > 77 (username length + hostname length)
CREATE USER user_name_robert_golebiowski@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char;
ERROR HY000: Cannot load from mysql.procs_priv. The table is probably corrupted
GRANT ALL PRIVILEGES ON *.* TO user_name_robert_golebiowski@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char WITH GRANT OPTION;
ERROR 42000: Can't find any matching row in the user table
connect(localhost,user_name_robert_golebiowski,,test,MASTER_PORT,MASTER_SOCKET);
ERROR 28000: Access denied for user 'user_name_robert_golebiowski'@'localhost' (using password: NO)
# This will change CURRENT_USER from user_name_robert_golebiowski@localhost to
# user_name_robert_golebiowski@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char
# We have to do this in the server code as we are not able to simulate connecting to
# such a host from MTR
SET DEBUG='+d,wl_9262_set_max_length_hostname';
FLUSH PRIVILEGES;
SET DEBUG='-d,wl_9262_set_max_length_hostname';
SELECT CURRENT_USER();
CURRENT_USER()
root@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char
CREATE USER lucky_user@localhost;
ERROR HY000: Cannot load from mysql.procs_priv. The table is probably corrupted
# Now we should get error as the length of the Grantor (user_name_robert_golebiowski@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char - 93 chars)
# is longer then mysql.tables_priv.Grantor column length - 77 chars)
GRANT SELECT ON db_1.test_table TO lucky_user@localhost;
ERROR 42000: Can't find any matching row in the user table
CREATE PROCEDURE db_1.p_def() SQL SECURITY DEFINER SELECT 1;
Warnings:
Note	1449	The user specified as a definer ('root'@'oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char') does not exist
# We should get error as the length of the Grantor (user_name_robert_golebiowski@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char - 93 chars)
# is longer then mysql.procs_priv.Grantor column length - 77 chars)
GRANT EXECUTE ON PROCEDURE db_1.p_def TO lucky_user@localhost;
ERROR 42000: Can't find any matching row in the user table
#Now we make sure if usernames with length of 77 or less work with
#this old db schema
#First create user of length 77 chars.
CREATE USER robert_golebiows@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char;
ERROR HY000: Cannot load from mysql.procs_priv. The table is probably corrupted
GRANT ALL PRIVILEGES ON *.* TO robert_golebiows@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char WITH GRANT OPTION;
ERROR 42000: Can't find any matching row in the user table
#Create user for connecting
CREATE USER robert_golebiows@localhost;
ERROR HY000: Cannot load from mysql.procs_priv. The table is probably corrupted
GRANT ALL PRIVILEGES ON *.* TO robert_golebiows@localhost WITH GRANT OPTION;
ERROR 42000: Can't find any matching row in the user table
connect(localhost,robert_golebiows,,test,MASTER_PORT,MASTER_SOCKET);
ERROR 28000: Access denied for user 'robert_golebiows'@'localhost' (using password: NO)
# Again we change localhost to oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char
# for CURRENT_USER
SET DEBUG='+d,wl_9262_set_max_length_hostname';
FLUSH PRIVILEGES;
SET DEBUG='-d,wl_9262_set_max_length_hostname';
SELECT CURRENT_USER();
CURRENT_USER()
root@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char
# Now the CURRENT_USER is robert_golebiows@oh_my_gosh_this_is_a_long_hostname_look_at_it_it_has_60_char
#Now it should pass as mysql.tables_priv.Grantor is 77 chars
GRANT SELECT ON db_1.test_table TO lucky_user@localhost;
ERROR 42000: Can't find any matching row in the user table
SELECT Grantor FROM mysql.tables_priv WHERE User = 'lucky_user';
Grantor
SELECT LENGTH(Grantor) FROM mysql.tables_priv WHERE User = 'lucky_user';
LENGTH(Grantor)
#Now it should pass as mysql.procs_priv.Grantor is 77 chars
GRANT EXECUTE ON PROCEDURE db_1.p_def TO lucky_user@localhost;
ERROR 42000: Can't find any matching row in the user table
SELECT Grantor FROM mysql.procs_priv WHERE User = 'lucky_user';
Grantor
SELECT LENGTH(Grantor) FROM mysql.procs_priv WHERE User = 'lucky_user';
LENGTH(Grantor)
#cleanup
Restore mysql.procs_priv
SET @orig_sql_mode= @@sql_mode;
SET sql_mode='';
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
ALTER TABLE mysql.procs_priv
MODIFY Grantor char(93) DEFAULT '' NOT NULL;
SET sql_mode= @orig_sql_mode;
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
Restore mysql.tables_priv
SET @orig_sql_mode= @@sql_mode;
SET sql_mode='';
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
ALTER TABLE mysql.tables_priv
MODIFY Grantor char(93) DEFAULT '' NOT NULL;
SET sql_mode= @orig_sql_mode;
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
DROP PROCEDURE db_1.p_def;
DROP DATABASE db_1;
###
### Bug#27302337: MYSQL ABORTS WITHOUT PROPER ERROR MESSAGE ON
###               STARTUP IF GRANT TABLES ARE CORRUPT
###
# Shutdown the server
# Start the server to simulate acl_init() failure
Pattern "Table 'user' is marked as crashed and should be repaired" found
Pattern "Fatal error: Failed to initialize ACL/grant/time zones structures or failed to remove temporary table files." found
Pattern "Aborting" found
# Restart the server