# 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 # 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