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include/master-slave.inc
[connection master]
call mtr.add_suppression('Found invalid event in binary log');
call mtr.add_suppression('Slave I/O: Relay log write failure: could not queue event from master');
call mtr.add_suppression('event read from binlog did not pass crc check');
call mtr.add_suppression('Replication event checksum verification failed');
call mtr.add_suppression('Event crc check failed! Most likely there is event corruption');
call mtr.add_suppression('Slave SQL: Error initializing relay log position: I/O error reading event at position .*, error.* 1593');
SET @old_master_verify_checksum = @@master_verify_checksum;
# 1. Creating test table/data and set corruption position for testing
connection master;
* insert/update/delete rows in table t1 *
CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY, b VARCHAR(10), c VARCHAR(100));
include/stop_slave.inc
# 2. Corruption in master binlog and SHOW BINLOG EVENTS
set @saved_dbug = @@global.debug_dbug;
SET GLOBAL debug_dbug="+d,corrupt_read_log_event_char";
SHOW BINLOG EVENTS;
ERROR HY000: Error when executing command SHOW BINLOG EVENTS: Wrong offset or I/O error
SET GLOBAL debug_dbug="-d,corrupt_read_log_event_char";
# 3. Master read a corrupted event from binlog and send the error to slave
SET GLOBAL debug_dbug="+d,corrupt_read_log_event2_set";
connection slave;
START SLAVE IO_THREAD;
include/wait_for_slave_io_error.inc [errno=1236]
connection master;
SET GLOBAL debug_dbug="-d,corrupt_read_log_event2_set";
# 4. Master read a corrupted event from binlog and send it to slave
connection master;
SET GLOBAL master_verify_checksum=0;
SET GLOBAL debug_dbug="+d,corrupt_read_log_event2_set";
connection slave;
START SLAVE IO_THREAD;
include/wait_for_slave_io_error.inc [errno=1595,1743]
connection master;
SET GLOBAL debug_dbug="-d,corrupt_read_log_event2_set";
SET GLOBAL debug_dbug= "";
SET GLOBAL master_verify_checksum=1;
# 5. Slave. Corruption in network
connection slave;
SET GLOBAL debug_dbug="+d,corrupt_queue_event";
START SLAVE IO_THREAD;
include/wait_for_slave_io_error.inc [errno=1595,1743]
SET GLOBAL debug_dbug="-d,corrupt_queue_event";
# 6. Slave. Corruption in relay log
SET GLOBAL debug_dbug="+d,corrupt_read_log_event_char";
START SLAVE SQL_THREAD;
include/wait_for_slave_sql_error.inc [errno=1593]
SET GLOBAL debug_dbug="-d,corrupt_read_log_event_char";
SET GLOBAL debug_dbug= "";
# 7. Seek diff for tables on master and slave
connection slave;
include/start_slave.inc
connection master;
connection slave;
include/diff_tables.inc [master:test.t1, slave:test.t1]
# 8. Clean up
connection master;
set @@global.debug_dbug = @saved_dbug;
SET GLOBAL master_verify_checksum = @old_master_verify_checksum;
DROP TABLE t1;
connection slave;
set @@global.debug_dbug = @saved_dbug;
include/rpl_end.inc
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