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Backport MySQL WL#2540 into MariaDB.

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Patch backported:

bzr diff
'-rrevid:alfranio.correia@oracle.com-20101121143257-se3vpqus73l4mum0
..revid:luis.soares@oracle.com-20101124111752-9b8260bd1qak87hr'
--old=lp:mysql-server --new=lp:mysql-server
This commit is contained in:
unknown
2011-05-03 14:01:11 +02:00
parent d02d52629d
commit 014b8e7f43
67 changed files with 3034 additions and 1243 deletions
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247
mysql-test/suite/rpl/t/rpl_checksum.test Normal file
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# WL2540 replication events checksum
# Testing configuration parameters
--source include/master-slave.inc
--source include/have_debug.inc
--source include/have_binlog_format_mixed.inc
call mtr.add_suppression('Slave can not handle replication events with the checksum that master is configured to log');
call mtr.add_suppression('Replication event checksum verification failed');
# due to C failure simulation
call mtr.add_suppression('Relay log write failure: could not queue event from master');
call mtr.add_suppression('Master is configured to log replication events with checksum, but will not send such events to slaves that cannot process them');
# A. read/write access to the global vars:
# binlog_checksum master_verify_checksum slave_sql_verify_checksum
connection master;
set @master_save_binlog_checksum= @@global.binlog_checksum;
set @save_master_verify_checksum = @@global.master_verify_checksum;
select @@global.binlog_checksum as 'must be CRC32 because of the command line option';
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
select @@session.binlog_checksum as 'no session var';
select @@global.master_verify_checksum as 'must be zero because of default';
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
select @@session.master_verify_checksum as 'no session var';
connection slave;
set @slave_save_binlog_checksum= @@global.binlog_checksum;
set @save_slave_sql_verify_checksum = @@global.slave_sql_verify_checksum;
select @@global.slave_sql_verify_checksum as 'must be one because of default';
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
select @@session.slave_sql_verify_checksum as 'no session var';
connection master;
source include/show_binary_logs.inc;
set @@global.binlog_checksum = NONE;
--echo *** must be rotations seen ***
source include/show_binary_logs.inc;
set @@global.binlog_checksum = default;
# testing lack of side-effects in non-effective update of binlog_checksum:
set @@global.binlog_checksum = CRC32;
set @@global.binlog_checksum = CRC32;
set @@global.master_verify_checksum = 0;
set @@global.master_verify_checksum = default;
--error ER_WRONG_VALUE_FOR_VAR
set @@global.binlog_checksum = ADLER32;
--error ER_WRONG_VALUE_FOR_VAR
set @@global.master_verify_checksum = 2; # the var is of bool type
connection slave;
set @@global.slave_sql_verify_checksum = 0;
set @@global.slave_sql_verify_checksum = default;
--error ER_WRONG_VALUE_FOR_VAR
set @@global.slave_sql_verify_checksum = 2; # the var is of bool type
#
# B. Old Slave to New master conditions
#
# while master does not send a checksum-ed binlog the Old Slave can
# work with the New Master
connection master;
set @@global.binlog_checksum = NONE;
create table t1 (a int);
# testing that binlog rotation preserves opt_binlog_checksum value
flush logs;
flush logs;
flush logs;
sync_slave_with_master;
#connection slave;
# checking that rotation on the slave side leaves slave stable
flush logs;
flush logs;
flush logs;
select count(*) as zero from t1;
source include/stop_slave.inc;
connection master;
set @@global.binlog_checksum = CRC32;
insert into t1 values (1) /* will not be applied on slave due to simulation */;
# instruction to the dump thread
### set @@global.debug='d,simulate_slave_unaware_checksum'; # merge todo: +/- d syntax fails in my clone
connection slave;
set @@global.debug='d,simulate_slave_unaware_checksum'; # merge todo: +/- d syntax fails in my clone
start slave;
source include/wait_for_slave_io_to_stop.inc;
let $errno= query_get_value(SHOW SLAVE STATUS, Last_IO_Errno, 1);
let $error= query_get_value(SHOW SLAVE STATUS, Last_IO_Error, 1);
--echo *** Got IO thread error code: $errno, text: $error ***
select count(*) as zero from t1;
###connection master;
set @@global.debug=''; # merge todo: +/- d syntax fails in my clone
connection slave;
source include/start_slave.inc;
#
# C. checksum failure simulations
#
# C1. Failure by a client thread
connection master;
set @@global.master_verify_checksum = 1;
set @@session.debug='d,simulate_checksum_test_failure'; # merge todo deploy +/- syntax
--error ER_ERROR_WHEN_EXECUTING_COMMAND
show binlog events;
set @@session.debug=''; # merge todo: +/- d syntax fails in my clone
set @@global.master_verify_checksum = default;
#connection master;
sync_slave_with_master;
connection slave;
source include/stop_slave.inc;
connection master;
create table t2 (a int);
let $pos_master= query_get_value(SHOW MASTER STATUS, Position, 1);
connection slave;
# C2. Failure by IO thread
# instruction to io thread
set @@global.debug='d,simulate_checksum_test_failure'; # merge todo deploy +/- syntax
start slave io_thread;
source include/wait_for_slave_io_to_stop.inc;
let $errno= query_get_value(SHOW SLAVE STATUS, Last_IO_Errno, 1);
let $error= query_get_value(SHOW SLAVE STATUS, Last_IO_Error, 1);
--echo *** Got IO thread error code: $errno, text: $error ***
set @@global.debug=''; # todo: merge
# to make IO thread re-read it again w/o the failure
start slave io_thread;
let $slave_param= Read_Master_Log_Pos;
let $slave_param_value= $pos_master;
source include/wait_for_slave_param.inc;
# C3. Failure by SQL thread
# instruction to sql thread;
set @@global.slave_sql_verify_checksum = 1;
set @@global.debug='d,simulate_checksum_test_failure'; # merge todo deploy +/- syntax
start slave sql_thread;
source include/wait_for_slave_sql_to_stop.inc;
let $errno= query_get_value(SHOW SLAVE STATUS, Last_SQL_Errno, 1);
let $error= query_get_value(SHOW SLAVE STATUS, Last_SQL_Error, 1);
--echo *** Got SQL thread error code: $errno, text: $error ***
# resuming SQL thread to parse out the event w/o the failure
set @@global.debug='';
source include/start_slave.inc;
connection master;
sync_slave_with_master;
#connection slave;
select count(*) as 'must be zero' from t2;
#
# D. Reset slave, Change-Master, Binlog & Relay-log rotations with
# random value on binlog_checksum on both master and slave
#
connection slave;
stop slave;
reset slave;
# randomize slave server's own checksum policy
set @@global.binlog_checksum= IF(floor((rand()*1000)%2), "CRC32", "NONE");
flush logs;
connection master;
set @@global.binlog_checksum= CRC32;
reset master;
flush logs;
create table t3 (a int, b char(5));
connection slave;
source include/start_slave.inc;
connection master;
sync_slave_with_master;
#connection slave;
select count(*) as 'must be zero' from t3;
source include/stop_slave.inc;
--replace_result $MASTER_MYPORT MASTER_PORT
eval change master to master_host='127.0.0.1',master_port=$MASTER_MYPORT, master_user='root';
connection master;
flush logs;
reset master;
insert into t3 value (1, @@global.binlog_checksum);
connection slave;
source include/start_slave.inc;
flush logs;
connection master;
sync_slave_with_master;
#connection slave;
select count(*) as 'must be one' from t3;
connection master;
set @@global.binlog_checksum= IF(floor((rand()*1000)%2), "CRC32", "NONE");
insert into t3 value (1, @@global.binlog_checksum);
sync_slave_with_master;
#connection slave;
#clean-up
connection master;
drop table t1, t2, t3;
set @@global.binlog_checksum = @master_save_binlog_checksum;
set @@global.master_verify_checksum = @save_master_verify_checksum;
#connection slave;
sync_slave_with_master;
set @@global.binlog_checksum = @slave_save_binlog_checksum;
set @@global.slave_sql_verify_checksum = @save_slave_sql_verify_checksum;
--echo End of tests
--source include/rpl_end.inc