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include/save_binlog_position.inc
# -----------------------------------------------------------------------
# Begin : Tests for RENAME USER
CREATE USER userX, userY, userZ;
SELECT user, authentication_string FROM mysql.user WHERE user like 'user%';
user authentication_string
userX
userY
userZ
include/save_binlog_position.inc
# Modify multiple users
RENAME USER userX TO userA, userY TO userB, userZ TO userC;
# Must show userA, userB, userC
SELECT user, authentication_string FROM mysql.user WHERE user like 'user%';
user authentication_string
userA
userB
userC
# This event sequence pattern MUST be present in binlog: !Q(RENAME USER.*userX.TO.*userA.*,.*userY.*TO.*userB.*,.*userZ.*TO.*userC.*)
include/assert_binlog_events.inc
include/save_binlog_position.inc
# Try renaming a non-existent user
RENAME USER userA TO userX, user_ne1 TO user_ne2, userC TO userZ;
ERROR HY000: Operation RENAME USER failed for 'user_ne1'@'%'
# Must show userA, userB, userC
SELECT user, authentication_string FROM mysql.user WHERE user like 'user%';
user authentication_string
userA
userB
userC
# This event sequence pattern MUST NOT be present in binlog: !Q(RENAME USER.*userA.*TO.*userX.*,.*user_ne1.*TO.*user_ne2.*,.*userC.*TO.*userZ.*)
include/assert_binlog_events.inc
# Insert an entry in mysql.user table but do not execute FLUSH PRIVILEGES
CREATE TABLE mysql.tmp_user LIKE mysql.user;
INSERT INTO mysql.tmp_user SELECT * FROM mysql.user WHERE user LIKE 'userC';
UPDATE mysql.tmp_user SET user='userZ' WHERE user LIKE 'userC';
INSERT INTO mysql.user SELECT * FROM mysql.tmp_user;
DROP TABLE mysql.tmp_user;
include/save_binlog_position.inc
# Though userX is not present in cache, RENAME should check in mysql.user
# table for the presence of an entry which may create problem while
# renaming users.
RENAME USER userA TO userX, userB TO userY, userC TO userZ;
ERROR HY000: Operation RENAME USER failed for 'userC'@'%'
# Must show userA, userB, userC and userZ
SELECT user, authentication_string FROM mysql.user WHERE user like 'user%';
user authentication_string
userA
userB
userC
userZ
# This event sequence pattern MUST NOT be present in binlog: !Q(RENAME USER.*userA.*TO.*userX.*,.*userB.*TO.*userY.*,.*userC.*TO.*userZ.*)
include/assert_binlog_events.inc
FLUSH PRIVILEGES;
include/save_binlog_position.inc
# Try renaming two different user and use same user as target
RENAME USER userA TO userX, userB TO userX;
ERROR HY000: Operation RENAME USER failed for 'userB'@'%'
# Must show userA, userB, userC
SELECT user, authentication_string FROM mysql.user WHERE user like 'user%';
user authentication_string
userA
userB
userC
userZ
# This event sequence pattern MUST NOT be present in binlog: !Q(RENAME USER.*userA.*TO.*userX.*,.*userB.*TO.*userX.*)
include/assert_binlog_events.inc
# This should succeed
RENAME USER userA TO userX, userB TO userA, userZ TO userB, userC TO userZ;
# Must show userA, userB, userX and userZ
SELECT user, authentication_string FROM mysql.user WHERE user like 'user%';
user authentication_string
userA
userB
userX
userZ
# This event sequence pattern MUST be present in binlog: !Q(RENAME USER.*userA.*TO.*userX.*,.*userB.*TO.*userA.*,.*userZ.*TO.*userB.*,.*userC.*TO.*userZ.*)
include/assert_binlog_events.inc
include/save_binlog_position.inc
DROP USER userA, userB, userX, userZ;
include/save_binlog_position.inc
## Malformed table should be handled gracefully
RENAME TABLE mysql.user TO mysql.user_bak;
CREATE TABLE mysql.user(dummy INT) ENGINE=MyISAM;
Warnings:
Warning 1726 Storage engine 'MyISAM' does not support system tables. [mysql.user]
FLUSH PRIVILEGES;
Warnings:
Warning 1805 Column count of mysql.user is wrong. Expected 51, found 1. The table is probably corrupted
SHOW WARNINGS;
Level Code Message
Warning 1805 Column count of mysql.user is wrong. Expected 51, found 1. The table is probably corrupted
DROP TABLE mysql.user;
RENAME TABLE mysql.user_bak TO mysql.user;
FLUSH PRIVILEGES;
#
# Bug #32068470: TO_HOST AND TO_USER NOT SET
# Self-renaming isuses
# Regular user
CREATE USER a;
GRANT CREATE USER ON *.* TO a;
SELECT user(), current_user();
user() current_user()
a@localhost a@%
RENAME USER a TO b;
SELECT user(), current_user();
user() current_user()
a@localhost b@%
DROP USER b;
CREATE USER a;
GRANT CREATE USER ON *.* TO a;
SELECT user(), current_user();
user() current_user()
a@localhost a@%
RENAME USER a TO b, b TO c;
SELECT user(), current_user();
user() current_user()
a@localhost c@%
DROP USER c;
CREATE USER a;
GRANT CREATE USER ON *.* TO a;
SELECT user(), current_user();
user() current_user()
a@localhost a@%
RENAME USER a TO b, b TO c, c TO a;
SELECT user(), current_user();
user() current_user()
a@localhost a@%
DROP USER a;
CREATE USER a;
GRANT CREATE USER ON *.* TO a;
SELECT user(), current_user();
user() current_user()
a@localhost a@%
RENAME USER a TO a@1;
SELECT user(), current_user();
user() current_user()
a@localhost a@1
DROP USER a@1;
CREATE USER a;
GRANT CREATE USER ON *.* TO a;
SELECT user(), current_user();
user() current_user()
a@localhost a@%
RENAME USER a TO b@1;
SELECT user(), current_user();
user() current_user()
a@localhost b@1
DROP USER b@1;
# Proxy user
CREATE USER a IDENTIFIED with 'mysql_native_password', b;
GRANT CREATE USER ON *.* TO b;
GRANT PROXY ON b TO a;
SET @@global.check_proxy_users = ON;
SET @@global.mysql_native_password_proxy_users = ON;
SELECT user(), current_user(), @@proxy_user;
user() current_user() @@proxy_user
a@localhost b@% 'a'@'%'
RENAME USER a TO c;
SELECT user(), current_user(), @@proxy_user;
user() current_user() @@proxy_user
a@localhost b@% 'c'@'%'
DROP USER b, c;
SET @@global.check_proxy_users = OFF;
SET @@global.mysql_native_password_proxy_users = OFF;
# Anonymous user
CREATE USER ''@'localhost';
GRANT CREATE USER ON *.* TO ''@'localhost';
SELECT user(), current_user();
user() current_user()
CONNECTED_USER @localhost
RENAME USER ''@'localhost' TO a;
SELECT user(), current_user();
user() current_user()
CONNECTED_USER a@%
DROP USER a;
# End : Tests for RENAME USER
# -----------------------------------------------------------------------
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