diff options
Diffstat (limited to 'mysql-test/suite/rpl/t/rpl_xa_prepare_gtid_fail.test')
| -rw-r--r-- | mysql-test/suite/rpl/t/rpl_xa_prepare_gtid_fail.test | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/mysql-test/suite/rpl/t/rpl_xa_prepare_gtid_fail.test b/mysql-test/suite/rpl/t/rpl_xa_prepare_gtid_fail.test new file mode 100644 index 00000000000..8042b355754 --- /dev/null +++ b/mysql-test/suite/rpl/t/rpl_xa_prepare_gtid_fail.test @@ -0,0 +1,106 @@ +# +# When handling the replication of an XA PREPARE, the commit phase is +# bifurcated. First, the prepare is handled by the relevant storage engines. +# Then second,the GTID slave state is updated as a separate autocommit +# transaction. If the second stage fails, i.e. we are unable to update the +# GTID slave state, then the slave should immediately quit in error, without +# retry. +# +# This tests validates the above behavior by simulating a deadlock on the +# GTID slave state table during the second part of XA PREPARE's commit, to +# ensure that the appropriate error is reported and the transaction was never +# retried. +# +# +# References +# MDEV-31038: Parallel Replication Breaks if XA PREPARE Fails Updating Slave +# GTID State +# +source include/master-slave.inc; +source include/have_binlog_format_row.inc; +source include/have_innodb.inc; + +--connection slave +--source include/stop_slave.inc + +--let $save_par_thds= `SELECT @@global.slave_parallel_threads` +--let $save_strict_mode= `SELECT @@global.gtid_strict_mode` +--let $save_innodb_lock_wait_timeout= `SELECT @@global.innodb_lock_wait_timeout` + +change master to master_use_gtid=slave_pos; +set @@global.slave_parallel_threads= 4; +set @@global.slave_parallel_mode= optimistic; +set @@global.gtid_strict_mode=ON; + +set sql_log_bin= 0; +alter table mysql.gtid_slave_pos engine=innodb; +call mtr.add_suppression("Deadlock found.*"); +set sql_log_bin= 1; +--source include/start_slave.inc + +--connection master +let $datadir= `select @@datadir`; +create table t1 (a int primary key, b int) engine=innodb; +insert t1 values (1,1); +--source include/save_master_gtid.inc + +--connection slave +--source include/sync_with_master_gtid.inc +--source include/stop_slave.inc +set @@global.innodb_lock_wait_timeout= 1; + +--let $retried_tx_initial= query_get_value(SHOW ALL SLAVES STATUS, Retried_transactions, 1) + +--connection master +--let $gtid_domain_id=`SELECT @@GLOBAL.gtid_domain_id` +--let $gtid_server_id=`SELECT @@GLOBAL.server_id` +--let $xap_seq_no=100 +--eval set @@session.gtid_seq_no=$xap_seq_no +xa start '1'; +update t1 set b=b+10 where a=1; +xa end '1'; +xa prepare '1'; +--let $new_gtid= `SELECT @@global.gtid_binlog_pos` +xa commit '1'; +--source include/save_master_gtid.inc + + +--connection slave + +#--eval set statement sql_log_bin=0 for insert into mysql.gtid_slave_pos values ($gtid_domain_id, 5, $gtid_server_id, $xap_seq_no) + +--connection slave1 +BEGIN; +--eval SELECT * FROM mysql.gtid_slave_pos WHERE seq_no=$xap_seq_no FOR UPDATE + +--connection slave +--source include/start_slave.inc + +--let $slave_sql_errno= 1942,1213 +--source include/wait_for_slave_sql_error.inc + +--let $retried_tx_test= query_get_value(SHOW ALL SLAVES STATUS, Retried_transactions, 1) +if ($retried_tx_initial != $retried_tx_test) +{ + --echo Transaction was retried when a failed XA PREPARE slave GTID update should lead to immediate slave stop without retry + --die Transaction was retried when a failed XA PREPARE slave GTID update should lead to immediate slave stop without retry +} + +--connection slave1 +ROLLBACK; + +--echo # Cleanup + +--connection master +drop table t1; + +--connection slave +--source include/stop_slave.inc +--eval set @@global.gtid_slave_pos= "$new_gtid" +--eval set @@global.slave_parallel_threads= $save_par_thds +--eval set @@global.gtid_strict_mode= $save_strict_mode +--eval set @@global.innodb_lock_wait_timeout= $save_innodb_lock_wait_timeout +--source include/start_slave.inc + +--source include/rpl_end.inc +--echo # End of rpl_xa_prepare_gtid_fail.test |