diff options
Diffstat (limited to 'mysql-test/suite/rpl/include/rpl_corruption.inc')
| -rw-r--r-- | mysql-test/suite/rpl/include/rpl_corruption.inc | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/mysql-test/suite/rpl/include/rpl_corruption.inc b/mysql-test/suite/rpl/include/rpl_corruption.inc deleted file mode 100644 index cd2a1cc7ef2..00000000000 --- a/mysql-test/suite/rpl/include/rpl_corruption.inc +++ /dev/null @@ -1,181 +0,0 @@ -# -# This include file is used by more than one test suite -# (currently rpl and binlog_encryption). -# Please check all dependent tests after modifying it -# - -############################################################ -# Purpose: WL#5064 Testing with corrupted events. -# The test emulates the corruption at the vary stages -# of replication: -# - in binlog file -# - in network -# - in relay log -############################################################ - -# -# The tests intensively utilize @@global.debug. Note, -# Bug#11765758 - 58754, -# @@global.debug is read by the slave threads through dbug-interface. -# Hence, before a client thread set @@global.debug we have to ensure that: -# (a) the slave threads are stopped, or (b) the slave threads are in -# sync and waiting. - ---source include/have_debug.inc ---source include/master-slave.inc - ---connection slave ---source include/stop_slave.inc -CHANGE MASTER TO MASTER_USE_GTID=NO; ---source include/start_slave.inc ---connection master - -# Block legal errors for MTR -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; - -# Creating test table/data and set corruption position for testing ---echo # 1. Creating test table/data and set corruption position for testing ---connection master ---echo * insert/update/delete rows in table t1 * -# Corruption algorithm modifies only the first event and -# then will be reset. To avoid checking always the first event -# from binlog (usually it is FD) we randomly execute different -# statements and set position for corruption inside events. - -CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY, b VARCHAR(10), c VARCHAR(100)); ---disable_query_log -let $i=`SELECT 3+CEILING(10*RAND())`; -let $j=1; -let $pos=0; -while ($i) { - eval INSERT INTO t1 VALUES ($j, 'a', NULL); - if (`SELECT RAND() > 0.7`) - { - eval UPDATE t1 SET c = REPEAT('a', 20) WHERE a = $j; - } - if (`SELECT RAND() > 0.8`) - { - eval DELETE FROM t1 WHERE a = $j; - } - if (!$pos) { - let $pos= query_get_value(SHOW MASTER STATUS, Position, 1); - --sync_slave_with_master - --source include/stop_slave.inc - --disable_query_log - --connection master - } - dec $i; - inc $j; -} ---enable_query_log - - -# Emulate corruption in binlog file when SHOW BINLOG EVENTS is executing ---echo # 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"; ---echo SHOW BINLOG EVENTS; ---disable_query_log -send_eval SHOW BINLOG EVENTS FROM $pos; ---enable_query_log ---error ER_ERROR_WHEN_EXECUTING_COMMAND -reap; - -SET @@global.debug_dbug=@saved_dbug; - -# Emulate corruption on master with crc checking on master ---echo # 3. Master read a corrupted event from binlog and send the error to slave - -# We have a rare but nasty potential race here: if the dump thread on -# the master for the _old_ slave connection has not yet discovered -# that the slave has disconnected, we will inject the corrupt event on -# the wrong connection, and the test will fail -# (+d,corrupt_read_log_event2 corrupts only one event). -# So kill any lingering dump thread (we need to kill; otherwise dump thread -# could manage to send all events down the socket before seeing it close, and -# hang forever waiting for new binlog events to be created). -let $id= `select id from information_schema.processlist where command = "Binlog Dump"`; -if ($id) -{ - --disable_query_log - --error 0,1094 - eval kill $id; - --enable_query_log -} -let $wait_condition= - SELECT COUNT(*)=0 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE command = 'Binlog Dump'; ---source include/wait_condition.inc - -SET @@global.debug_dbug="d,corrupt_read_log_event2_set"; ---connection slave -START SLAVE IO_THREAD; -let $slave_io_errno= 1236; ---let $slave_timeout= 10 ---source include/wait_for_slave_io_error.inc ---connection master -SET @@global.debug_dbug=@saved_dbug; - -# Emulate corruption on master without crc checking on master ---echo # 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; -# When the checksum error is detected, the slave sets error code 1743 -# (ER_NETWORK_READ_EVENT_CHECKSUM_FAILURE) in queue_event(), then immediately -# sets error 1595 (ER_SLAVE_RELAY_LOG_WRITE_FAILURE) in handle_slave_io(). -# So we usually get 1595, but it is occasionally possible to get 1743. -let $slave_io_errno= 1595,1743; # ER_SLAVE_RELAY_LOG_WRITE_FAILURE, ER_NETWORK_READ_EVENT_CHECKSUM_FAILURE ---source include/wait_for_slave_io_error.inc ---connection master -SET @@global.debug_dbug=@saved_dbug; -SET GLOBAL master_verify_checksum=1; - -# Emulate corruption in network ---echo # 5. Slave. Corruption in network ---connection slave -SET @saved_dbug_slave = @@GLOBAL.debug_dbug; -SET @@global.debug_dbug="d,corrupt_queue_event"; -START SLAVE IO_THREAD; -let $slave_io_errno= 1595,1743; # ER_SLAVE_RELAY_LOG_WRITE_FAILURE, ER_NETWORK_READ_EVENT_CHECKSUM_FAILURE ---source include/wait_for_slave_io_error.inc -SET @@global.debug_dbug=@saved_dbug_slave; - -# Emulate corruption in relay log ---echo # 6. Slave. Corruption in relay log - -SET @@global.debug_dbug="d,corrupt_read_log_event_char"; - -START SLAVE SQL_THREAD; -let $slave_sql_errno= 1593; ---source include/wait_for_slave_sql_error.inc - -SET @@global.debug_dbug=@saved_dbug_slave; - -# Start normal replication and compare same table on master -# and slave ---echo # 7. Seek diff for tables on master and slave ---connection slave ---source include/start_slave.inc ---connection master ---sync_slave_with_master -let $diff_tables= master:test.t1, slave:test.t1; ---source include/diff_tables.inc - -# Clean up ---echo # 8. Clean up ---connection master -set @@global.debug_dbug = @saved_dbug; -SET GLOBAL master_verify_checksum = @old_master_verify_checksum; -DROP TABLE t1; ---sync_slave_with_master - ---source include/rpl_end.inc |