1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
# ==== Purpose ====
#
# Test verifies that reading binary log by using "SHOW BINLOG EVENTS" command
# from various random positions doesn't lead to crash. It should exit
# gracefully with appropriate error.
#
# ==== References ====
#
# MDEV-18046:Assortment of crashes, assertion failures and ASAN errors in mysql_show_binlog_events
--source include/have_log_bin.inc
--source include/have_innodb.inc
RESET MASTER;
call mtr.add_suppression("Error in Log_event::read_log_event*");
call mtr.add_suppression("Replication event checksum verification failed while reading from a log file*");
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (c1 CHAR(255), c2 CHAR(255), c3 CHAR(255), c4 CHAR(255), c5 CHAR(255));
INSERT INTO t1 VALUES (repeat('a', 255), repeat('a', 255),repeat('a', 255),repeat('a', 255),repeat('a', 255));
INSERT INTO t1 VALUES (repeat('a', 255), repeat('a', 255),repeat('a', 255),repeat('a', 255),repeat('a', 255));
UPDATE t1 SET c1=repeat('b',255);
INSERT INTO t1 VALUES (repeat('a', 255), repeat('a', 255),repeat('a', 255),repeat('a', 255),repeat('a', 255));
--let $max_pos= query_get_value(SHOW MASTER STATUS,Position,1)
--let $pos= 1
while ($pos <= $max_pos)
{
--disable_query_log
--disable_result_log
--error 0,1220
eval SHOW BINLOG EVENTS FROM $pos LIMIT 100;
--inc $pos
--enable_result_log
--enable_query_log
}
# Testing a case where input position is greater than actual binlog file size.
--replace_result $pos POS $max_pos MAX_POS
--error 1220
eval SHOW BINLOG EVENTS FROM $pos;
DROP TABLE t1;
|
