rpl_stmt_seq.inc

这是linux下运行的mysql软件包,可用于linux 下安装 php + mysql + apach 的网络配置

# include/rpl_stmt_seq.inc
#
# Please be very careful when editing this routine, because the handling of 
# the $variables is extreme sensitive. 
#

###############################################################
# Debug options : To debug this test script
###############################################################
let $show_binlog= 0;
let $manipulate= 1;

######## The typical test sequence
# 1. INSERT without commit
#    check table content of master and slave
# 2. EXECUTE the statement
#    check table content of master and slave
# 3. ROLLBACK
#    check table content of master and slave
# 4. flush the logs

let $VERSION=`select version()`;

--disable_query_log
# SELECT '######## new test sequence ########' as "";
eval SELECT CONCAT('######## ','$my_stmt','  ########') as "";
--enable_query_log


###############################################################
# Predict the number of the current log
###############################################################
# Disable the logging of the log number computation. 
--disable_query_log
# $_log_num_n should contain the number of the current binlog in numeric style.
# If this routine is called for the first time, $_log_num will not initialized
# and contain the value '' instead of '1'. So we will correct it here.
#
eval set @aux= IF('$_log_num_n' = '', '1', '$_log_num_n');
let $_log_num_n= `SELECT @aux`;
eval set @aux= LPAD('$_log_num_n',6,'0');
#              SELECT @aux AS "@aux is";
#
# $_log_num_s should contain the number of the current binlog in string style.
let $_log_num_s= `select @aux`;
# eval SELECT '$log_num' ;
--enable_query_log

###############################################################
# INSERT 
###############################################################
connection master;
--disable_query_log
SELECT '-------- switch to master -------' as "";
--enable_query_log
# Maybe it would be smarter to use a table with autoincrement column.
let $MAX= `SELECT MAX(f1) FROM t1` ;
eval INSERT INTO t1 SET f1= $MAX + 1;
# results before DDL(to be tested)
SELECT MAX(f1) FROM t1;
if ($show_binlog)
{
--replace_result $VERSION VERSION
--replace_column 2 # 5 #
eval SHOW BINLOG EVENTS IN 'master-bin.$_log_num_s';
}
sync_slave_with_master;

connection slave;
--disable_query_log
SELECT '-------- switch to slave --------' as "";
--enable_query_log
# results before DDL(to be tested)
SELECT MAX(f1) FROM t1;
if ($show_binlog)
{
--replace_result $VERSION VERSION
--replace_column 2 # 5 #
eval SHOW BINLOG EVENTS IN 'slave-bin.$_log_num_s';
}

###############################################################
# command to be tested
###############################################################
connection master;
--disable_query_log
SELECT '-------- switch to master -------' as "";
--enable_query_log
eval $my_stmt;
# Devaluate $my_stmt, to detect script bugs
let $my_stmt= ERROR: YOU FORGOT TO FILL IN THE STATEMENT;
# results after DDL(to be tested)
SELECT MAX(f1) FROM t1;
if ($show_binlog)
{
--replace_result $VERSION VERSION
--replace_column 2 # 5 #
eval SHOW BINLOG EVENTS IN 'master-bin.$_log_num_s';
}
sync_slave_with_master;

connection slave;
--disable_query_log
SELECT '-------- switch to slave --------' as "";
--enable_query_log
# results after DDL(to be tested)
SELECT MAX(f1) FROM t1;
if ($show_binlog)
{
--replace_result $VERSION VERSION
--replace_column 2 # 5 #
eval SHOW BINLOG EVENTS IN 'slave-bin.$_log_num_s';
}

###############################################################
# ROLLBACK
###############################################################
connection master;
--disable_query_log
SELECT '-------- switch to master -------' as "";
--enable_query_log
ROLLBACK;
# results after final ROLLBACK
SELECT MAX(f1) FROM t1;
# Try to detect if the DDL command caused that the INSERT is committed
# $MAX holds the highest/last value just before the insert of MAX + 1
--disable_query_log
eval SELECT CONCAT(CONCAT('TEST-INFO: MASTER: The INSERT is ',
               IF(MAX(f1) = $MAX + 1, 'committed', 'not committed')),
               IF((MAX(f1) = $MAX + 1) XOR NOT $my_master_commit,
                ' (Succeeded)',
                ' (Failed)')) AS "" 
               FROM mysqltest1.t1;
--enable_query_log
if ($show_binlog)
{
--replace_result $VERSION VERSION
--replace_column 2 # 5 #
eval SHOW BINLOG EVENTS IN 'master-bin.$_log_num_s';
}
sync_slave_with_master;

connection slave;
--disable_query_log
SELECT '-------- switch to slave --------' as "";
--enable_query_log
# results after final ROLLBACK
SELECT MAX(f1) FROM t1;
--disable_query_log
eval SELECT CONCAT(CONCAT('TEST-INFO: SLAVE:  The INSERT is ',
               IF(MAX(f1) = $MAX + 1, 'committed', 'not committed')),
               IF((MAX(f1) = $MAX + 1) XOR NOT $my_slave_commit,
                ' (Succeeded)',
                ' (Failed)')) AS "" 
               FROM mysqltest1.t1;
--enable_query_log
if ($show_binlog)
{
--replace_result $VERSION VERSION
--replace_column 2 # 5 #
eval SHOW BINLOG EVENTS IN 'slave-bin.$_log_num_s';
}

###############################################################
# Manipulate binlog
###############################################################
if ($manipulate)
{
#### Manipulate the binary logs,
# so that the output of SHOW BINLOG EVENTS IN <current log>
# contains only commands of the current test sequence.
# - flush the master and the slave log
#   ---> both start to write into new logs with incremented number
# - increment $_log_num_n
connection master;
--disable_query_log
SELECT '-------- switch to master -------' as "";
--enable_query_log
flush logs;
# sleep 1;
# eval SHOW BINLOG EVENTS IN 'master-bin.$_log_num_s';
sync_slave_with_master;

connection slave;
--disable_query_log
SELECT '-------- switch to slave --------' as "";
--enable_query_log
# the final content of the binary log
flush logs;
# The next sleep is urgent needed.
# Without this sleep the slaves crashes often, when the SHOW BINLOG
# is executed.   :-(
# sleep 1;
# eval SHOW BINLOG EVENTS IN 'slave-bin.$_log_num_s';
inc $_log_num_n;
}

connection master;
--disable_query_log
SELECT '-------- switch to master -------' as "";
--enable_query_log